diff options
Diffstat (limited to 'drivers')
285 files changed, 2595 insertions, 1192 deletions
diff --git a/drivers/acpi/acpi_configfs.c b/drivers/acpi/acpi_configfs.c index ece8c1a921cc..88c8af455ea3 100644 --- a/drivers/acpi/acpi_configfs.c +++ b/drivers/acpi/acpi_configfs.c @@ -11,6 +11,7 @@ #include <linux/module.h> #include <linux/configfs.h> #include <linux/acpi.h> +#include <linux/security.h> #include "acpica/accommon.h" #include "acpica/actables.h" @@ -28,7 +29,10 @@ static ssize_t acpi_table_aml_write(struct config_item *cfg, { const struct acpi_table_header *header = data; struct acpi_table *table; - int ret; + int ret = security_locked_down(LOCKDOWN_ACPI_TABLES); + + if (ret) + return ret; table = container_of(cfg, struct acpi_table, cfg); diff --git a/drivers/acpi/dptf/dptf_power.c b/drivers/acpi/dptf/dptf_power.c index 5fab7e350db8..92b996a564d0 100644 --- a/drivers/acpi/dptf/dptf_power.c +++ b/drivers/acpi/dptf/dptf_power.c @@ -228,6 +228,7 @@ static const struct acpi_device_id int3407_device_ids[] = { {"INT3407", 0}, {"INT3532", 0}, {"INTC1047", 0}, + {"INTC1050", 0}, {"", 0}, }; MODULE_DEVICE_TABLE(acpi, int3407_device_ids); diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index 873e039ad4b7..62873388b24f 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -25,8 +25,8 @@ static int acpi_fan_remove(struct platform_device *pdev); static const struct acpi_device_id fan_device_ids[] = { {"PNP0C0B", 0}, - {"INT1044", 0}, {"INT3404", 0}, + {"INTC1044", 0}, {"", 0}, }; MODULE_DEVICE_TABLE(acpi, fan_device_ids); diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 3a89909b50a6..76c668c05fa0 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -938,13 +938,13 @@ static void __exit interrupt_stats_exit(void) } static ssize_t -acpi_show_profile(struct device *dev, struct device_attribute *attr, +acpi_show_profile(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { return sprintf(buf, "%d\n", acpi_gbl_FADT.preferred_profile); } -static const struct device_attribute pm_profile_attr = +static const struct kobj_attribute pm_profile_attr = __ATTR(pm_profile, S_IRUGO, acpi_show_profile, NULL); static ssize_t hotplug_enabled_show(struct kobject *kobj, diff --git a/drivers/android/binder.c b/drivers/android/binder.c index e47c8a4c83db..f50c5f182bb5 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -4686,8 +4686,15 @@ static struct binder_thread *binder_get_thread(struct binder_proc *proc) static void binder_free_proc(struct binder_proc *proc) { + struct binder_device *device; + BUG_ON(!list_empty(&proc->todo)); BUG_ON(!list_empty(&proc->delivered_death)); + device = container_of(proc->context, struct binder_device, context); + if (refcount_dec_and_test(&device->ref)) { + kfree(proc->context->name); + kfree(device); + } binder_alloc_deferred_release(&proc->alloc); put_task_struct(proc->tsk); binder_stats_deleted(BINDER_STAT_PROC); @@ -5406,7 +5413,6 @@ static int binder_node_release(struct binder_node *node, int refs) static void binder_deferred_release(struct binder_proc *proc) { struct binder_context *context = proc->context; - struct binder_device *device; struct rb_node *n; int threads, nodes, incoming_refs, outgoing_refs, active_transactions; @@ -5423,12 +5429,6 @@ static void binder_deferred_release(struct binder_proc *proc) context->binder_context_mgr_node = NULL; } mutex_unlock(&context->context_mgr_node_lock); - device = container_of(proc->context, struct binder_device, context); - if (refcount_dec_and_test(&device->ref)) { - kfree(context->name); - kfree(device); - } - proc->context = NULL; binder_inner_proc_lock(proc); /* * Make sure proc stays alive after we diff --git a/drivers/base/power/trace.c b/drivers/base/power/trace.c index 977d27bd1a22..a97f33d0c59f 100644 --- a/drivers/base/power/trace.c +++ b/drivers/base/power/trace.c @@ -265,14 +265,14 @@ static struct notifier_block pm_trace_nb = { .notifier_call = pm_trace_notify, }; -static int early_resume_init(void) +static int __init early_resume_init(void) { hash_value_early_read = read_magic_time(); register_pm_notifier(&pm_trace_nb); return 0; } -static int late_resume_init(void) +static int __init late_resume_init(void) { unsigned int val = hash_value_early_read; unsigned int user, file, dev; diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 43cff01a5a67..ce7e9f223b20 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1033,25 +1033,26 @@ static int nbd_add_socket(struct nbd_device *nbd, unsigned long arg, test_bit(NBD_RT_BOUND, &config->runtime_flags))) { dev_err(disk_to_dev(nbd->disk), "Device being setup by another task"); - sockfd_put(sock); - return -EBUSY; + err = -EBUSY; + goto put_socket; + } + + nsock = kzalloc(sizeof(*nsock), GFP_KERNEL); + if (!nsock) { + err = -ENOMEM; + goto put_socket; } socks = krealloc(config->socks, (config->num_connections + 1) * sizeof(struct nbd_sock *), GFP_KERNEL); if (!socks) { - sockfd_put(sock); - return -ENOMEM; + kfree(nsock); + err = -ENOMEM; + goto put_socket; } config->socks = socks; - nsock = kzalloc(sizeof(struct nbd_sock), GFP_KERNEL); - if (!nsock) { - sockfd_put(sock); - return -ENOMEM; - } - nsock->fallback_index = -1; nsock->dead = false; mutex_init(&nsock->tx_lock); @@ -1063,6 +1064,10 @@ static int nbd_add_socket(struct nbd_device *nbd, unsigned long arg, atomic_inc(&config->live_connections); return 0; + +put_socket: + sockfd_put(sock); + return err; } static int nbd_reconnect_socket(struct nbd_device *nbd, unsigned long arg) diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 9d21bf0f155e..980df853ee49 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -878,6 +878,7 @@ out_put_disk: put_disk(vblk->disk); out_free_vq: vdev->config->del_vqs(vdev); + kfree(vblk->vqs); out_free_vblk: kfree(vblk); out_free_index: diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 3affd180baac..bb54fb514e40 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -221,6 +221,35 @@ static u32 sysc_read_sysstatus(struct sysc *ddata) return sysc_read(ddata, offset); } +/* Poll on reset status */ +static int sysc_wait_softreset(struct sysc *ddata) +{ + u32 sysc_mask, syss_done, rstval; + int syss_offset, error = 0; + + syss_offset = ddata->offsets[SYSC_SYSSTATUS]; + sysc_mask = BIT(ddata->cap->regbits->srst_shift); + + if (ddata->cfg.quirks & SYSS_QUIRK_RESETDONE_INVERTED) + syss_done = 0; + else + syss_done = ddata->cfg.syss_mask; + + if (syss_offset >= 0) { + error = readx_poll_timeout(sysc_read_sysstatus, ddata, rstval, + (rstval & ddata->cfg.syss_mask) == + syss_done, + 100, MAX_MODULE_SOFTRESET_WAIT); + + } else if (ddata->cfg.quirks & SYSC_QUIRK_RESET_STATUS) { + error = readx_poll_timeout(sysc_read_sysconfig, ddata, rstval, + !(rstval & sysc_mask), + 100, MAX_MODULE_SOFTRESET_WAIT); + } + + return error; +} + static int sysc_add_named_clock_from_child(struct sysc *ddata, const char *name, const char *optfck_name) @@ -925,18 +954,47 @@ static int sysc_enable_module(struct device *dev) struct sysc *ddata; const struct sysc_regbits *regbits; u32 reg, idlemodes, best_mode; + int error; ddata = dev_get_drvdata(dev); + + /* + * Some modules like DSS reset automatically on idle. Enable optional + * reset clocks and wait for OCP softreset to complete. + */ + if (ddata->cfg.quirks & SYSC_QUIRK_OPT_CLKS_IN_RESET) { + error = sysc_enable_opt_clocks(ddata); + if (error) { + dev_err(ddata->dev, + "Optional clocks failed for enable: %i\n", + error); + return error; + } + } + error = sysc_wait_softreset(ddata); + if (error) + dev_warn(ddata->dev, "OCP softreset timed out\n"); + if (ddata->cfg.quirks & SYSC_QUIRK_OPT_CLKS_IN_RESET) + sysc_disable_opt_clocks(ddata); + + /* + * Some subsystem private interconnects, like DSS top level module, + * need only the automatic OCP softreset handling with no sysconfig + * register bits to configure. + */ if (ddata->offsets[SYSC_SYSCONFIG] == -ENODEV) return 0; regbits = ddata->cap->regbits; reg = sysc_read(ddata, ddata->offsets[SYSC_SYSCONFIG]); - /* Set CLOCKACTIVITY, we only use it for ick */ + /* + * Set CLOCKACTIVITY, we only use it for ick. And we only configure it + * based on the SYSC_QUIRK_USE_CLOCKACT flag, not based on the hardware + * capabilities. See the old HWMOD_SET_DEFAULT_CLOCKACT flag. + */ if (regbits->clkact_shift >= 0 && - (ddata->cfg.quirks & SYSC_QUIRK_USE_CLOCKACT || - ddata->cfg.sysc_val & BIT(regbits->clkact_shift))) + (ddata->cfg.quirks & SYSC_QUIRK_USE_CLOCKACT)) reg |= SYSC_CLOCACT_ICK << regbits->clkact_shift; /* Set SIDLE mode */ @@ -991,6 +1049,9 @@ set_autoidle: sysc_write_sysconfig(ddata, reg); } + /* Flush posted write */ + sysc_read(ddata, ddata->offsets[SYSC_SYSCONFIG]); + if (ddata->module_enable_quirk) ddata->module_enable_quirk(ddata); @@ -1071,6 +1132,9 @@ set_sidle: reg |= 1 << regbits->autoidle_shift; sysc_write_sysconfig(ddata, reg); + /* Flush posted write */ + sysc_read(ddata, ddata->offsets[SYSC_SYSCONFIG]); + return 0; } @@ -1488,7 +1552,7 @@ static u32 sysc_quirk_dispc(struct sysc *ddata, int dispc_offset, bool lcd_en, digit_en, lcd2_en = false, lcd3_en = false; const int lcd_en_mask = BIT(0), digit_en_mask = BIT(1); int manager_count; - bool framedonetv_irq; + bool framedonetv_irq = true; u32 val, irq_mask = 0; switch (sysc_soc->soc) { @@ -1505,6 +1569,7 @@ static u32 sysc_quirk_dispc(struct sysc *ddata, int dispc_offset, break; case SOC_AM4: manager_count = 1; + framedonetv_irq = false; break; case SOC_UNKNOWN: default: @@ -1822,11 +1887,10 @@ static int sysc_legacy_init(struct sysc *ddata) */ static int sysc_reset(struct sysc *ddata) { - int sysc_offset, syss_offset, sysc_val, rstval, error = 0; - u32 sysc_mask, syss_done; + int sysc_offset, sysc_val, error; + u32 sysc_mask; sysc_offset = ddata->offsets[SYSC_SYSCONFIG]; - syss_offset = ddata->offsets[SYSC_SYSSTATUS]; if (ddata->legacy_mode || ddata->cap->regbits->srst_shift < 0 || @@ -1835,11 +1899,6 @@ static int sysc_reset(struct sysc *ddata) sysc_mask = BIT(ddata->cap->regbits->srst_shift); - if (ddata->cfg.quirks & SYSS_QUIRK_RESETDONE_INVERTED) - syss_done = 0; - else - syss_done = ddata->cfg.syss_mask; - if (ddata->pre_reset_quirk) ddata->pre_reset_quirk(ddata); @@ -1856,18 +1915,9 @@ static int sysc_reset(struct sysc *ddata) if (ddata->post_reset_quirk) ddata->post_reset_quirk(ddata); - /* Poll on reset status */ - if (syss_offset >= 0) { - error = readx_poll_timeout(sysc_read_sysstatus, ddata, rstval, - (rstval & ddata->cfg.syss_mask) == - syss_done, - 100, MAX_MODULE_SOFTRESET_WAIT); - - } else if (ddata->cfg.quirks & SYSC_QUIRK_RESET_STATUS) { - error = readx_poll_timeout(sysc_read_sysconfig, ddata, rstval, - !(rstval & sysc_mask), - 100, MAX_MODULE_SOFTRESET_WAIT); - } + error = sysc_wait_softreset(ddata); + if (error) + dev_warn(ddata->dev, "OCP softreset timed out\n"); if (ddata->reset_done_quirk) ddata->reset_done_quirk(ddata); diff --git a/drivers/char/tpm/st33zp24/i2c.c b/drivers/char/tpm/st33zp24/i2c.c index 35333b65acd1..7c617edff4ca 100644 --- a/drivers/char/tpm/st33zp24/i2c.c +++ b/drivers/char/tpm/st33zp24/i2c.c @@ -210,7 +210,7 @@ static int st33zp24_i2c_request_resources(struct i2c_client *client) /* * st33zp24_i2c_probe initialize the TPM device - * @param: client, the i2c_client drescription (TPM I2C description). + * @param: client, the i2c_client description (TPM I2C description). * @param: id, the i2c_device_id struct. * @return: 0 in case of success. * -1 in other case. diff --git a/drivers/char/tpm/st33zp24/spi.c b/drivers/char/tpm/st33zp24/spi.c index 26e09de50f1e..a75dafd39445 100644 --- a/drivers/char/tpm/st33zp24/spi.c +++ b/drivers/char/tpm/st33zp24/spi.c @@ -329,7 +329,7 @@ static int st33zp24_spi_request_resources(struct spi_device *dev) /* * st33zp24_spi_probe initialize the TPM device - * @param: dev, the spi_device drescription (TPM SPI description). + * @param: dev, the spi_device description (TPM SPI description). * @return: 0 in case of success. * or a negative value describing the error. */ @@ -378,7 +378,7 @@ static int st33zp24_spi_probe(struct spi_device *dev) /* * st33zp24_spi_remove remove the TPM device - * @param: client, the spi_device drescription (TPM SPI description). + * @param: client, the spi_device description (TPM SPI description). * @return: 0 in case of success. */ static int st33zp24_spi_remove(struct spi_device *dev) diff --git a/drivers/char/tpm/st33zp24/st33zp24.c b/drivers/char/tpm/st33zp24/st33zp24.c index 37bb13f516be..4ec10ab5e576 100644 --- a/drivers/char/tpm/st33zp24/st33zp24.c +++ b/drivers/char/tpm/st33zp24/st33zp24.c @@ -502,7 +502,7 @@ static const struct tpm_class_ops st33zp24_tpm = { /* * st33zp24_probe initialize the TPM device - * @param: client, the i2c_client drescription (TPM I2C description). + * @param: client, the i2c_client description (TPM I2C description). * @param: id, the i2c_device_id struct. * @return: 0 in case of success. * -1 in other case. diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-common.c index 87f449340202..1784530b8387 100644 --- a/drivers/char/tpm/tpm-dev-common.c +++ b/drivers/char/tpm/tpm-dev-common.c @@ -189,15 +189,6 @@ ssize_t tpm_common_write(struct file *file, const char __user *buf, goto out; } - /* atomic tpm command send and result receive. We only hold the ops - * lock during this period so that the tpm can be unregistered even if - * the char dev is held open. - */ - if (tpm_try_get_ops(priv->chip)) { - ret = -EPIPE; - goto out; - } - priv->response_length = 0; priv->response_read = false; *off = 0; @@ -211,11 +202,19 @@ ssize_t tpm_common_write(struct file *file, const char __user *buf, if (file->f_flags & O_NONBLOCK) { priv->command_enqueued = true; queue_work(tpm_dev_wq, &priv->async_work); - tpm_put_ops(priv->chip); mutex_unlock(&priv->buffer_mutex); return size; } + /* atomic tpm command send and result receive. We only hold the ops + * lock during this period so that the tpm can be unregistered even if + * the char dev is held open. + */ + if (tpm_try_get_ops(priv->chip)) { + ret = -EPIPE; + goto out; + } + ret = tpm_dev_transmit(priv->chip, priv->space, priv->data_buffer, sizeof(priv->data_buffer)); tpm_put_ops(priv->chip); diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c index 09fe45246b8c..994385bf37c0 100644 --- a/drivers/char/tpm/tpm_ibmvtpm.c +++ b/drivers/char/tpm/tpm_ibmvtpm.c @@ -683,13 +683,6 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, if (rc) goto init_irq_cleanup; - if (!strcmp(id->compat, "IBM,vtpm20")) { - chip->flags |= TPM_CHIP_FLAG_TPM2; - rc = tpm2_get_cc_attrs_tbl(chip); - if (rc) - goto init_irq_cleanup; - } - if (!wait_event_timeout(ibmvtpm->crq_queue.wq, ibmvtpm->rtce_buf != NULL, HZ)) { @@ -697,6 +690,13 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, goto init_irq_cleanup; } + if (!strcmp(id->compat, "IBM,vtpm20")) { + chip->flags |= TPM_CHIP_FLAG_TPM2; + rc = tpm2_get_cc_attrs_tbl(chip); + if (rc) + goto init_irq_cleanup; + } + return tpm_chip_register(chip); init_irq_cleanup: do { diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index e7df342a317d..0b214963539d 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -235,6 +235,13 @@ static int tpm_tis_pnp_init(struct pnp_dev *pnp_dev, return tpm_tis_init(&pnp_dev->dev, &tpm_info); } +/* + * There is a known bug caused by 93e1b7d42e1e ("[PATCH] tpm: add HID module + * parameter"). This commit added IFX0102 device ID, which is also used by + * tpm_infineon but ignored to add quirks to probe which driver ought to be + * used. + */ + static struct pnp_device_id tpm_pnp_tbl[] = { {"PNP0C31", 0}, /* TPM */ {"ATM1200", 0}, /* Atmel */ diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index 2435216bd10a..65ab1b027949 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -1085,7 +1085,7 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, return 0; out_err: - if ((chip->ops != NULL) && (chip->ops->clk_enable != NULL)) + if (chip->ops->clk_enable != NULL) chip->ops->clk_enable(chip, false); tpm_tis_remove(chip); diff --git a/drivers/char/tpm/tpm_tis_spi_main.c b/drivers/char/tpm/tpm_tis_spi_main.c index d96755935529..3856f6ebcb34 100644 --- a/drivers/char/tpm/tpm_tis_spi_main.c +++ b/drivers/char/tpm/tpm_tis_spi_main.c @@ -53,8 +53,6 @@ static int tpm_tis_spi_flow_control(struct tpm_tis_spi_phy *phy, if ((phy->iobuf[3] & 0x01) == 0) { // handle SPI wait states - phy->iobuf[0] = 0; - for (i = 0; i < TPM_RETRY; i++) { spi_xfer->len = 1; spi_message_init(&m); @@ -104,6 +102,8 @@ int tpm_tis_spi_transfer(struct tpm_tis_data *data, u32 addr, u16 len, if (ret < 0) goto exit; + /* Flow control transfers are receive only */ + spi_xfer.tx_buf = NULL; ret = phy->flow_control(phy, &spi_xfer); if (ret < 0) goto exit; @@ -113,9 +113,8 @@ int tpm_tis_spi_transfer(struct tpm_tis_data *data, u32 addr, u16 len, spi_xfer.delay.value = 5; spi_xfer.delay.unit = SPI_DELAY_UNIT_USECS; - if (in) { - spi_xfer.tx_buf = NULL; - } else if (out) { + if (out) { + spi_xfer.tx_buf = phy->iobuf; spi_xfer.rx_buf = NULL; memcpy(phy->iobuf, out, transfer_len); out += transfer_len; @@ -288,6 +287,7 @@ static struct spi_driver tpm_tis_spi_driver = { .pm = &tpm_tis_pm, .of_match_table = of_match_ptr(of_tis_spi_match), .acpi_match_table = ACPI_PTR(acpi_tis_spi_match), + .probe_type = PROBE_PREFER_ASYNCHRONOUS, }, .probe = tpm_tis_spi_driver_probe, .remove = tpm_tis_spi_remove, diff --git a/drivers/clk/sifive/fu540-prci.c b/drivers/clk/sifive/fu540-prci.c index 6282ee2f361c..a8901f90a61a 100644 --- a/drivers/clk/sifive/fu540-prci.c +++ b/drivers/clk/sifive/fu540-prci.c @@ -586,7 +586,10 @@ static int sifive_fu540_prci_probe(struct platform_device *pdev) struct __prci_data *pd; int r; - pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL); + pd = devm_kzalloc(dev, + struct_size(pd, hw_clks.hws, + ARRAY_SIZE(__prci_init_clocks)), + GFP_KERNEL); if (!pd) return -ENOMEM; diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index ecf7b7db2d05..6c3e84180146 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -480,6 +480,14 @@ static const struct arch_timer_erratum_workaround ool_workarounds[] = { .set_next_event_virt = erratum_set_next_event_tval_virt, }, #endif +#ifdef CONFIG_ARM64_ERRATUM_1418040 + { + .match_type = ate_match_local_cap_id, + .id = (void *)ARM64_WORKAROUND_1418040, + .desc = "ARM erratum 1418040", + .disable_compat_vdso = true, + }, +#endif }; typedef bool (*ate_match_fn_t)(const struct arch_timer_erratum_workaround *, @@ -566,6 +574,9 @@ void arch_timer_enable_workaround(const struct arch_timer_erratum_workaround *wa if (wa->read_cntvct_el0) { clocksource_counter.vdso_clock_mode = VDSO_CLOCKMODE_NONE; vdso_default = VDSO_CLOCKMODE_NONE; + } else if (wa->disable_compat_vdso && vdso_default != VDSO_CLOCKMODE_NONE) { + vdso_default = VDSO_CLOCKMODE_ARCHTIMER_NOCOMPAT; + clocksource_counter.vdso_clock_mode = vdso_default; } } diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 8e23a698ce04..e771e8b4f99f 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -2677,6 +2677,8 @@ static struct acpi_platform_list plat_info[] __initdata = { { } /* End */ }; +#define BITMASK_OOB (BIT(8) | BIT(18)) + static bool __init intel_pstate_platform_pwr_mgmt_exists(void) { const struct x86_cpu_id *id; @@ -2686,8 +2688,9 @@ static bool __init intel_pstate_platform_pwr_mgmt_exists(void) id = x86_match_cpu(intel_pstate_cpu_oob_ids); if (id) { rdmsrl(MSR_MISC_PWR_MGMT, misc_pwr); - if (misc_pwr & (1 << 8)) { - pr_debug("Bit 8 in the MISC_PWR_MGMT MSR set\n"); + if (misc_pwr & BITMASK_OOB) { + pr_debug("Bit 8 or 18 in the MISC_PWR_MGMT MSR set\n"); + pr_debug("P states are controlled in Out of Band mode by the firmware/hardware\n"); return true; } } diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index c149d9e20dfd..87197319ab06 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -186,9 +186,10 @@ int cpuidle_enter_s2idle(struct cpuidle_driver *drv, struct cpuidle_device *dev) * be frozen safely. */ index = find_deepest_state(drv, dev, U64_MAX, 0, true); - if (index > 0) + if (index > 0) { enter_s2idle_proper(drv, dev, index); - + local_irq_enable(); + } return index; } #endif /* CONFIG_SUSPEND */ diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index 01ce125f8e8d..412629601ad3 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -54,37 +54,11 @@ static char *dmabuffs_dname(struct dentry *dentry, char *buffer, int buflen) dentry->d_name.name, ret > 0 ? name : ""); } -static const struct dentry_operations dma_buf_dentry_ops = { - .d_dname = dmabuffs_dname, -}; - -static struct vfsmount *dma_buf_mnt; - -static int dma_buf_fs_init_context(struct fs_context *fc) -{ - struct pseudo_fs_context *ctx; - - ctx = init_pseudo(fc, DMA_BUF_MAGIC); - if (!ctx) - return -ENOMEM; - ctx->dops = &dma_buf_dentry_ops; - return 0; -} - -static struct file_system_type dma_buf_fs_type = { - .name = "dmabuf", - .init_fs_context = dma_buf_fs_init_context, - .kill_sb = kill_anon_super, -}; - -static int dma_buf_release(struct inode *inode, struct file *file) +static void dma_buf_release(struct dentry *dentry) { struct dma_buf *dmabuf; - if (!is_dma_buf_file(file)) - return -EINVAL; - - dmabuf = file->private_data; + dmabuf = dentry->d_fsdata; BUG_ON(dmabuf->vmapping_counter); @@ -110,9 +84,32 @@ static int dma_buf_release(struct inode *inode, struct file *file) module_put(dmabuf->owner); kfree(dmabuf->name); kfree(dmabuf); +} + +static const struct dentry_operations dma_buf_dentry_ops = { + .d_dname = dmabuffs_dname, + .d_release = dma_buf_release, +}; + +static struct vfsmount *dma_buf_mnt; + +static int dma_buf_fs_init_context(struct fs_context *fc) +{ + struct pseudo_fs_context *ctx; + + ctx = init_pseudo(fc, DMA_BUF_MAGIC); + if (!ctx) + return -ENOMEM; + ctx->dops = &dma_buf_dentry_ops; return 0; } +static struct file_system_type dma_buf_fs_type = { + .name = "dmabuf", + .init_fs_context = dma_buf_fs_init_context, + .kill_sb = kill_anon_super, +}; + static int dma_buf_mmap_internal(struct file *file, struct vm_area_struct *vma) { struct dma_buf *dmabuf; @@ -412,7 +409,6 @@ static void dma_buf_show_fdinfo(struct seq_file *m, struct file *file) } static const struct file_operations dma_buf_fops = { - .release = dma_buf_release, .mmap = dma_buf_mmap_internal, .llseek = dma_buf_llseek, .poll = dma_buf_poll, diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index ef90070a9194..6262f6370c5d 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -269,6 +269,8 @@ static int get_scrub_rate(struct mem_ctl_info *mci) if (pvt->model == 0x60) amd64_read_pci_cfg(pvt->F2, F15H_M60H_SCRCTRL, &scrubval); + else + amd64_read_pci_cfg(pvt->F3, SCRCTRL, &scrubval); } else { amd64_read_pci_cfg(pvt->F3, SCRCTRL, &scrubval); } diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig index e6fc022bc87e..3939699e62fe 100644 --- a/drivers/firmware/efi/Kconfig +++ b/drivers/firmware/efi/Kconfig @@ -278,3 +278,14 @@ config EFI_EARLYCON depends on SERIAL_EARLYCON && !ARM && !IA64 select FONT_SUPPORT select ARCH_USE_MEMREMAP_PROT + +config EFI_CUSTOM_SSDT_OVERLAYS + bool "Load custom ACPI SSDT overlay from an EFI variable" + depends on EFI_VARS && ACPI + default ACPI_TABLE_UPGRADE + help + Allow loading of an ACPI SSDT overlay from an EFI variable specified + by a kernel command line option. + + See Documentation/admin-guide/acpi/ssdt-overlays.rst for more + information. diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c index c697e70ca7e7..71c445d20258 100644 --- a/drivers/firmware/efi/arm-init.c +++ b/drivers/firmware/efi/arm-init.c @@ -52,9 +52,11 @@ static phys_addr_t __init efi_to_phys(unsigned long addr) } static __initdata unsigned long screen_info_table = EFI_INVALID_TABLE_ADDR; +static __initdata unsigned long cpu_state_table = EFI_INVALID_TABLE_ADDR; static const efi_config_table_type_t arch_tables[] __initconst = { {LINUX_EFI_ARM_SCREEN_INFO_TABLE_GUID, &screen_info_table}, + {LINUX_EFI_ARM_CPU_STATE_TABLE_GUID, &cpu_state_table}, {} }; @@ -62,7 +64,8 @@ static void __init init_screen_info(void) { struct screen_info *si; - if (screen_info_table != EFI_INVALID_TABLE_ADDR) { + if (IS_ENABLED(CONFIG_ARM) && + screen_info_table != EFI_INVALID_TABLE_ADDR) { si = early_memremap_ro(screen_info_table, sizeof(*si)); if (!si) { pr_err("Could not map screen_info config table\n"); @@ -116,7 +119,8 @@ static int __init uefi_init(u64 efi_system_table) goto out; } retval = efi_config_parse_tables(config_tables, systab->nr_tables, - arch_tables); + IS_ENABLED(CONFIG_ARM) ? arch_tables + : NULL); early_memunmap(config_tables, table_size); out: @@ -238,9 +242,37 @@ void __init efi_init(void) init_screen_info(); +#ifdef CONFIG_ARM /* ARM does not permit early mappings to persist across paging_init() */ - if (IS_ENABLED(CONFIG_ARM)) - efi_memmap_unmap(); + efi_memmap_unmap(); + + if (cpu_state_table != EFI_INVALID_TABLE_ADDR) { + struct efi_arm_entry_state *state; + bool dump_state = true; + + state = early_memremap_ro(cpu_state_table, + sizeof(struct efi_arm_entry_state)); + if (state == NULL) { + pr_warn("Unable to map CPU entry state table.\n"); + return; + } + + if ((state->sctlr_before_ebs & 1) == 0) + pr_warn(FW_BUG "EFI stub was entered with MMU and Dcache disabled, please fix your firmware!\n"); + else if ((state->sctlr_after_ebs & 1) == 0) + pr_warn(FW_BUG "ExitBootServices() returned with MMU and Dcache disabled, please fix your firmware!\n"); + else + dump_state = false; + + if (dump_state || efi_enabled(EFI_DBG)) { + pr_info("CPSR at EFI stub entry : 0x%08x\n", state->cpsr_before_ebs); + pr_info("SCTLR at EFI stub entry : 0x%08x\n", state->sctlr_before_ebs); + pr_info("CPSR after ExitBootServices() : 0x%08x\n", state->cpsr_after_ebs); + pr_info("SCTLR after ExitBootServices(): 0x%08x\n", state->sctlr_after_ebs); + } + early_memunmap(state, sizeof(struct efi_arm_entry_state)); + } +#endif } static bool efifb_overlaps_pci_range(const struct of_pci_range *range) diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 7f1657b6c30d..5114cae4ec97 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -189,7 +189,7 @@ static void generic_ops_unregister(void) efivars_unregister(&generic_efivars); } -#if IS_ENABLED(CONFIG_ACPI) +#ifdef CONFIG_EFI_CUSTOM_SSDT_OVERLAYS #define EFIVAR_SSDT_NAME_MAX 16 static char efivar_ssdt[EFIVAR_SSDT_NAME_MAX] __initdata; static int __init efivar_ssdt_setup(char *str) @@ -622,7 +622,8 @@ int __init efi_config_parse_tables(const efi_config_table_t *config_tables, rsv = (void *)(p + prsv % PAGE_SIZE); /* reserve the entry itself */ - memblock_reserve(prsv, EFI_MEMRESERVE_SIZE(rsv->size)); + memblock_reserve(prsv, + struct_size(rsv, entry, rsv->size)); for (i = 0; i < atomic_read(&rsv->count); i++) { memblock_reserve(rsv->entry[i].base, diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c index e3d692696583..d5915272141f 100644 --- a/drivers/firmware/efi/esrt.c +++ b/drivers/firmware/efi/esrt.c @@ -181,7 +181,7 @@ static int esre_create_sysfs_entry(void *esre, int entry_num) rc = kobject_init_and_add(&entry->kobj, &esre1_ktype, NULL, "entry%d", entry_num); if (rc) { - kfree(entry); + kobject_put(&entry->kobj); return rc; } } diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile index 75daaf20374e..4cce372edaf4 100644 --- a/drivers/firmware/efi/libstub/Makefile +++ b/drivers/firmware/efi/libstub/Makefile @@ -6,7 +6,8 @@ # enabled, even if doing so doesn't break the build. # cflags-$(CONFIG_X86_32) := -march=i386 -cflags-$(CONFIG_X86_64) := -mcmodel=small +cflags-$(CONFIG_X86_64) := -mcmodel=small \ + $(call cc-option,-maccumulate-outgoing-args) cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ \ -fPIC -fno-strict-aliasing -mno-red-zone \ -mno-mmx -mno-sse -fshort-wchar \ diff --git a/drivers/firmware/efi/libstub/arm32-stub.c b/drivers/firmware/efi/libstub/arm32-stub.c index 40243f524556..d08e5d55838c 100644 --- a/drivers/firmware/efi/libstub/arm32-stub.c +++ b/drivers/firmware/efi/libstub/arm32-stub.c @@ -7,10 +7,49 @@ #include "efistub.h" +static efi_guid_t cpu_state_guid = LINUX_EFI_ARM_CPU_STATE_TABLE_GUID; + +struct efi_arm_entry_state *efi_entry_state; + +static void get_cpu_state(u32 *cpsr, u32 *sctlr) +{ + asm("mrs %0, cpsr" : "=r"(*cpsr)); + if ((*cpsr & MODE_MASK) == HYP_MODE) + asm("mrc p15, 4, %0, c1, c0, 0" : "=r"(*sctlr)); + else + asm("mrc p15, 0, %0, c1, c0, 0" : "=r"(*sctlr)); +} + efi_status_t check_platform_features(void) { + efi_status_t status; + u32 cpsr, sctlr; int block; + get_cpu_state(&cpsr, &sctlr); + + efi_info("Entering in %s mode with MMU %sabled\n", + ((cpsr & MODE_MASK) == HYP_MODE) ? "HYP" : "SVC", + (sctlr & 1) ? "en" : "dis"); + + status = efi_bs_call(allocate_pool, EFI_LOADER_DATA, + sizeof(*efi_entry_state), + (void **)&efi_entry_state); + if (status != EFI_SUCCESS) { + efi_err("allocate_pool() failed\n"); + return status; + } + + efi_entry_state->cpsr_before_ebs = cpsr; + efi_entry_state->sctlr_before_ebs = sctlr; + + status = efi_bs_call(install_configuration_table, &cpu_state_guid, + efi_entry_state); + if (status != EFI_SUCCESS) { + efi_err("install_configuration_table() failed\n"); + goto free_state; + } + /* non-LPAE kernels can run anywhere */ if (!IS_ENABLED(CONFIG_ARM_LPAE)) return EFI_SUCCESS; @@ -19,9 +58,22 @@ efi_status_t check_platform_features(void) block = cpuid_feature_extract(CPUID_EXT_MMFR0, 0); if (block < 5) { efi_err("This LPAE kernel is not supported by your CPU\n"); - return EFI_UNSUPPORTED; + status = EFI_UNSUPPORTED; + goto drop_table; } return EFI_SUCCESS; + +drop_table: + efi_bs_call(install_configuration_table, &cpu_state_guid, NULL); +free_state: + efi_bs_call(free_pool, efi_entry_state); + return status; +} + +void efi_handle_post_ebs_state(void) +{ + get_cpu_state(&efi_entry_state->cpsr_after_ebs, + &efi_entry_state->sctlr_after_ebs); } static efi_guid_t screen_info_guid = LINUX_EFI_ARM_SCREEN_INFO_TABLE_GUID; diff --git a/drivers/firmware/efi/libstub/efi-stub-helper.c b/drivers/firmware/efi/libstub/efi-stub-helper.c index 89f075275300..d40fd68c6bb2 100644 --- a/drivers/firmware/efi/libstub/efi-stub-helper.c +++ b/drivers/firmware/efi/libstub/efi-stub-helper.c @@ -32,6 +32,10 @@ bool __pure __efi_soft_reserve_enabled(void) return !efi_nosoftreserve; } +/** + * efi_char16_puts() - Write a UCS-2 encoded string to the console + * @str: UCS-2 encoded string + */ void efi_char16_puts(efi_char16_t *str) { efi_call_proto(efi_table_attr(efi_system_table, con_out), @@ -83,6 +87,10 @@ u32 utf8_to_utf32(const u8 **s8) return c32; } +/** + * efi_puts() - Write a UTF-8 encoded string to the console + * @str: UTF-8 encoded string + */ void efi_puts(const char *str) { efi_char16_t buf[128]; @@ -113,6 +121,16 @@ void efi_puts(const char *str) } } +/** + * efi_printk() - Print a kernel message + * @fmt: format string + * + * The first letter of the format string is used to determine the logging level + * of the message. If the level is less then the current EFI logging level, the + * message is suppressed. The message will be truncated to 255 bytes. + * + * Return: number of printed characters + */ int efi_printk(const char *fmt, ...) { char printf_buf[256]; @@ -154,13 +172,18 @@ int efi_printk(const char *fmt, ...) return printed; } -/* - * Parse the ASCII string 'cmdline' for EFI options, denoted by the efi= +/** + * efi_parse_options() - Parse EFI command line options + * @cmdline: kernel command line + * + * Parse the ASCII string @cmdline for EFI options, denoted by the efi= * option, e.g. efi=nochunk. * * It should be noted that efi= is parsed in two very different * environments, first in the early boot environment of the EFI boot * stub, and subsequently during the kernel boot. + * + * Return: status code */ efi_status_t efi_parse_options(char const *cmdline) { @@ -286,13 +309,21 @@ char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len) return (char *)cmdline_addr; } -/* +/** + * efi_exit_boot_services() - Exit boot services + * @handle: handle of the exiting image + * @map: pointer to receive the memory map + * @priv: argument to be passed to @priv_func + * @priv_func: function to process the memory map before exiting boot services + * * Handle calling ExitBootServices according to the requirements set out by the * spec. Obtains the current memory map, and returns that info after calling * ExitBootServices. The client must specify a function to perform any * processing of the memory map data prior to ExitBootServices. A client * specific structure may be passed to the function via priv. The client * function may be called multiple times. + * + * Return: status code */ efi_status_t efi_exit_boot_services(void *handle, struct efi_boot_memmap *map, @@ -361,6 +392,11 @@ fail: return status; } +/** + * get_efi_config_table() - retrieve UEFI configuration table + * @guid: GUID of the configuration table to be retrieved + * Return: pointer to the configuration table or NULL + */ void *get_efi_config_table(efi_guid_t guid) { unsigned long tables = efi_table_attr(efi_system_table, tables); @@ -408,17 +444,18 @@ static const struct { }; /** - * efi_load_initrd_dev_path - load the initrd from the Linux initrd device path + * efi_load_initrd_dev_path() - load the initrd from the Linux initrd device path * @load_addr: pointer to store the address where the initrd was loaded * @load_size: pointer to store the size of the loaded initrd * @max: upper limit for the initrd memory allocation - * @return: %EFI_SUCCESS if the initrd was loaded successfully, in which - * case @load_addr and @load_size are assigned accordingly - * %EFI_NOT_FOUND if no LoadFile2 protocol exists on the initrd - * device path - * %EFI_INVALID_PARAMETER if load_addr == NULL or load_size == NULL - * %EFI_OUT_OF_RESOURCES if memory allocation failed - * %EFI_LOAD_ERROR in all other cases + * + * Return: + * * %EFI_SUCCESS if the initrd was loaded successfully, in which + * case @load_addr and @load_size are assigned accordingly + * * %EFI_NOT_FOUND if no LoadFile2 protocol exists on the initrd device path + * * %EFI_INVALID_PARAMETER if load_addr == NULL or load_size == NULL + * * %EFI_OUT_OF_RESOURCES if memory allocation failed + * * %EFI_LOAD_ERROR in all other cases */ static efi_status_t efi_load_initrd_dev_path(unsigned long *load_addr, @@ -481,6 +518,16 @@ efi_status_t efi_load_initrd_cmdline(efi_loaded_image_t *image, load_addr, load_size); } +/** + * efi_load_initrd() - Load initial RAM disk + * @image: EFI loaded image protocol + * @load_addr: pointer to loaded initrd + * @load_size: size of loaded initrd + * @soft_limit: preferred size of allocated memory for loading the initrd + * @hard_limit: minimum size of allocated memory + * + * Return: status code + */ efi_status_t efi_load_initrd(efi_loaded_image_t *image, unsigned long *load_addr, unsigned long *load_size, @@ -505,6 +552,15 @@ efi_status_t efi_load_initrd(efi_loaded_image_t *image, return status; } +/** + * efi_wait_for_key() - Wait for key stroke + * @usec: number of microseconds to wait for key stroke + * @key: key entered + * + * Wait for up to @usec microseconds for a key stroke. + * + * Return: status code, EFI_SUCCESS if key received + */ efi_status_t efi_wait_for_key(unsigned long usec, efi_input_key_t *key) { efi_event_t events[2], timer; diff --git a/drivers/firmware/efi/libstub/efi-stub.c b/drivers/firmware/efi/libstub/efi-stub.c index e97370bdfdb0..3318ec3f8e5b 100644 --- a/drivers/firmware/efi/libstub/efi-stub.c +++ b/drivers/firmware/efi/libstub/efi-stub.c @@ -329,6 +329,9 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle, if (status != EFI_SUCCESS) goto fail_free_initrd; + if (IS_ENABLED(CONFIG_ARM)) + efi_handle_post_ebs_state(); + efi_enter_kernel(image_addr, fdt_addr, fdt_totalsize((void *)fdt_addr)); /* not reached */ diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h index bcd8c0a785f0..2c9d42264c29 100644 --- a/drivers/firmware/efi/libstub/efistub.h +++ b/drivers/firmware/efi/libstub/efistub.h @@ -157,8 +157,14 @@ typedef void (__efiapi *efi_event_notify_t)(efi_event_t, void *); #define EFI_EVT_NOTIFY_WAIT 0x00000100U #define EFI_EVT_NOTIFY_SIGNAL 0x00000200U -/* - * boottime->wait_for_event takes an array of events as input. +/** + * efi_set_event_at() - add event to events array + * + * @events: array of UEFI events + * @ids: index where to put the event in the array + * @event: event to add to the aray + * + * boottime->wait_for_event() takes an array of events as input. * Provide a helper to set it up correctly for mixed mode. */ static inline @@ -771,4 +777,6 @@ efi_status_t efi_load_initrd(efi_loaded_image_t *image, unsigned long soft_limit, unsigned long hard_limit); +void efi_handle_post_ebs_state(void); + #endif diff --git a/drivers/firmware/efi/libstub/file.c b/drivers/firmware/efi/libstub/file.c index 2005e33b33d5..630caa6b1f4c 100644 --- a/drivers/firmware/efi/libstub/file.c +++ b/drivers/firmware/efi/libstub/file.c @@ -102,12 +102,20 @@ static int find_file_option(const efi_char16_t *cmdline, int cmdline_len, if (!found) return 0; + /* Skip any leading slashes */ + while (cmdline[i] == L'/' || cmdline[i] == L'\\') + i++; + while (--result_len > 0 && i < cmdline_len) { - if (cmdline[i] == L'\0' || - cmdline[i] == L'\n' || - cmdline[i] == L' ') + efi_char16_t c = cmdline[i++]; + + if (c == L'\0' || c == L'\n' || c == L' ') break; - *result++ = cmdline[i++]; + else if (c == L'/') + /* Replace UNIX dir separators with EFI standard ones */ + *result++ = L'\\'; + else + *result++ = c; } *result = L'\0'; return i; diff --git a/drivers/firmware/efi/libstub/skip_spaces.c b/drivers/firmware/efi/libstub/skip_spaces.c index a700b3c7f7d0..159fb4e456c6 100644 --- a/drivers/firmware/efi/libstub/skip_spaces.c +++ b/drivers/firmware/efi/libstub/skip_spaces.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/ctype.h> +#include <linux/string.h> #include <linux/types.h> char *skip_spaces(const char *str) diff --git a/drivers/firmware/psci/psci_checker.c b/drivers/firmware/psci/psci_checker.c index 873841af8d57..3d6ba425dbb9 100644 --- a/drivers/firmware/psci/psci_checker.c +++ b/drivers/firmware/psci/psci_checker.c @@ -157,8 +157,10 @@ static int alloc_init_cpu_groups(cpumask_var_t **pcpu_groups) cpu_groups = kcalloc(nb_available_cpus, sizeof(cpu_groups), GFP_KERNEL); - if (!cpu_groups) + if (!cpu_groups) { + free_cpumask_var(tmp); return -ENOMEM; + } cpumask_copy(tmp, cpu_online_mask); @@ -167,6 +169,7 @@ static int alloc_init_cpu_groups(cpumask_var_t **pcpu_groups) topology_core_cpumask(cpumask_any(tmp)); if (!alloc_cpumask_var(&cpu_groups[num_groups], GFP_KERNEL)) { + free_cpumask_var(tmp); free_cpu_groups(num_groups, &cpu_groups); return -ENOMEM; } @@ -196,13 +199,12 @@ static int hotplug_tests(void) if (!page_buf) goto out_free_cpu_groups; - err = 0; /* * Of course the last CPU cannot be powered down and cpu_down() should * refuse doing that. */ pr_info("Trying to turn off and on again all CPUs\n"); - err += down_and_up_cpus(cpu_online_mask, offlined_cpus); + err = down_and_up_cpus(cpu_online_mask, offlined_cpus); /* * Take down CPUs by cpu group this time. When the last CPU is turned diff --git a/drivers/firmware/raspberrypi.c b/drivers/firmware/raspberrypi.c index ef8098856a47..625c8fdceabf 100644 --- a/drivers/firmware/raspberrypi.c +++ b/drivers/firmware/raspberrypi.c @@ -181,6 +181,7 @@ EXPORT_SYMBOL_GPL(rpi_firmware_property); static void rpi_firmware_print_firmware_revision(struct rpi_firmware *fw) { + time64_t date_and_time; u32 packet; int ret = rpi_firmware_property(fw, RPI_FIRMWARE_GET_FIRMWARE_REVISION, @@ -189,7 +190,9 @@ rpi_firmware_print_firmware_revision(struct rpi_firmware *fw) if (ret) return; - dev_info(fw->cl.dev, "Attached to firmware from %ptT\n", &packet); + /* This is not compatible with y2038 */ + date_and_time = packet; + dev_info(fw->cl.dev, "Attached to firmware from %ptT\n", &date_and_time); } static void diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig index b2408a710662..7cd5a29fc437 100644 --- a/drivers/fpga/Kconfig +++ b/drivers/fpga/Kconfig @@ -208,7 +208,7 @@ config FPGA_DFL_PCI config FPGA_MGR_ZYNQMP_FPGA tristate "Xilinx ZynqMP FPGA" - depends on ARCH_ZYNQMP || COMPILE_TEST + depends on ZYNQMP_FIRMWARE || (!ZYNQMP_FIRMWARE && COMPILE_TEST) help FPGA manager driver support for Xilinx ZynqMP FPGAs. This driver uses the processor configuration port(PCAP) diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c index 5640efe5e750..5bda38e0780f 100644 --- a/drivers/gpio/gpio-arizona.c +++ b/drivers/gpio/gpio-arizona.c @@ -64,6 +64,7 @@ static int arizona_gpio_get(struct gpio_chip *chip, unsigned offset) ret = pm_runtime_get_sync(chip->parent); if (ret < 0) { dev_err(chip->parent, "Failed to resume: %d\n", ret); + pm_runtime_put_autosuspend(chip->parent); return ret; } @@ -72,12 +73,15 @@ static int arizona_gpio_get(struct gpio_chip *chip, unsigned offset) if (ret < 0) { dev_err(chip->parent, "Failed to drop cache: %d\n", ret); + pm_runtime_put_autosuspend(chip->parent); return ret; } ret = regmap_read(arizona->regmap, reg, &val); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_autosuspend(chip->parent); return ret; + } pm_runtime_mark_last_busy(chip->parent); pm_runtime_put_autosuspend(chip->parent); @@ -106,6 +110,7 @@ static int arizona_gpio_direction_out(struct gpio_chip *chip, ret = pm_runtime_get_sync(chip->parent); if (ret < 0) { dev_err(chip->parent, "Failed to resume: %d\n", ret); + pm_runtime_put(chip->parent); return ret; } } diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 1fca8dd7824f..a3b9bdedbe44 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -107,6 +107,84 @@ static const struct i2c_device_id pca953x_id[] = { }; MODULE_DEVICE_TABLE(i2c, pca953x_id); +#ifdef CONFIG_GPIO_PCA953X_IRQ + +#include <linux/dmi.h> +#include <linux/gpio.h> +#include <linux/list.h> + +static const struct dmi_system_id pca953x_dmi_acpi_irq_info[] = { + { + /* + * On Intel Galileo Gen 2 board the IRQ pin of one of + * the I²C GPIO expanders, which has GpioInt() resource, + * is provided as an absolute number instead of being + * relative. Since first controller (gpio-sch.c) and + * second (gpio-dwapb.c) are at the fixed bases, we may + * safely refer to the number in the global space to get + * an IRQ out of it. + */ + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_NAME, "GalileoGen2"), + }, + }, + {} +}; + +#ifdef CONFIG_ACPI +static int pca953x_acpi_get_pin(struct acpi_resource *ares, void *data) +{ + struct acpi_resource_gpio *agpio; + int *pin = data; + + if (acpi_gpio_get_irq_resource(ares, &agpio)) + *pin = agpio->pin_table[0]; + return 1; +} + +static int pca953x_acpi_find_pin(struct device *dev) +{ + struct acpi_device *adev = ACPI_COMPANION(dev); + int pin = -ENOENT, ret; + LIST_HEAD(r); + + ret = acpi_dev_get_resources(adev, &r, pca953x_acpi_get_pin, &pin); + acpi_dev_free_resource_list(&r); + if (ret < 0) + return ret; + + return pin; +} +#else +static inline int pca953x_acpi_find_pin(struct device *dev) { return -ENXIO; } +#endif + +static int pca953x_acpi_get_irq(struct device *dev) +{ + int pin, ret; + + pin = pca953x_acpi_find_pin(dev); + if (pin < 0) + return pin; + + dev_info(dev, "Applying ACPI interrupt quirk (GPIO %d)\n", pin); + + if (!gpio_is_valid(pin)) + return -EINVAL; + + ret = gpio_request(pin, "pca953x interrupt"); + if (ret) + return ret; + + ret = gpio_to_irq(pin); + + /* When pin is used as an IRQ, no need to keep it requested */ + gpio_free(pin); + + return ret; +} +#endif + static const struct acpi_device_id pca953x_acpi_ids[] = { { "INT3491", 16 | PCA953X_TYPE | PCA_LATCH_INT, }, { } @@ -322,6 +400,7 @@ static const struct regmap_config pca953x_ai_i2c_regmap = { .writeable_reg = pca953x_writeable_register, .volatile_reg = pca953x_volatile_register, + .disable_locking = true, .cache_type = REGCACHE_RBTREE, .max_register = 0x7f, }; @@ -623,8 +702,6 @@ static void pca953x_irq_bus_sync_unlock(struct irq_data *d) DECLARE_BITMAP(reg_direction, MAX_LINE); int level; - pca953x_read_regs(chip, chip->regs->direction, reg_direction); - if (chip->driver_data & PCA_PCAL) { /* Enable latch on interrupt-enabled inputs */ pca953x_write_regs(chip, PCAL953X_IN_LATCH, chip->irq_mask); @@ -635,7 +712,11 @@ static void pca953x_irq_bus_sync_unlock(struct irq_data *d) pca953x_write_regs(chip, PCAL953X_INT_MASK, irq_mask); } + /* Switch direction to input if needed */ + pca953x_read_regs(chip, chip->regs->direction, reg_direction); + bitmap_or(irq_mask, chip->irq_trig_fall, chip->irq_trig_raise, gc->ngpio); + bitmap_complement(reg_direction, reg_direction, gc->ngpio); bitmap_and(irq_mask, irq_mask, reg_direction, gc->ngpio); /* Look for any newly setup interrupt */ @@ -734,14 +815,16 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid) struct gpio_chip *gc = &chip->gpio_chip; DECLARE_BITMAP(pending, MAX_LINE); int level; + bool ret; - if (!pca953x_irq_pending(chip, pending)) - return IRQ_NONE; + mutex_lock(&chip->i2c_lock); + ret = pca953x_irq_pending(chip, pending); + mutex_unlock(&chip->i2c_lock); for_each_set_bit(level, pending, gc->ngpio) handle_nested_irq(irq_find_mapping(gc->irq.domain, level)); - return IRQ_HANDLED; + return IRQ_RETVAL(ret); } static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base) @@ -752,6 +835,12 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base) DECLARE_BITMAP(irq_stat, MAX_LINE); int ret; + if (dmi_first_match(pca953x_dmi_acpi_irq_info)) { + ret = pca953x_acpi_get_irq(&client->dev); + if (ret > 0) + client->irq = ret; + } + if (!client->irq) return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c index 58f9d8c3a17a..44f927641b89 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c @@ -204,6 +204,7 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev, (mode_info->atom_context->bios + data_offset); switch (crev) { case 11: + case 12: mem_channel_number = igp_info->v11.umachannelnumber; /* channel width is 64 */ if (vram_width) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c index 47207188c569..4fb4c3b69687 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -37,7 +37,8 @@ static void amdgpu_job_timedout(struct drm_sched_job *s_job) memset(&ti, 0, sizeof(struct amdgpu_task_info)); - if (amdgpu_ring_soft_recovery(ring, job->vmid, s_job->s_fence->parent)) { + if (amdgpu_gpu_recovery && + amdgpu_ring_soft_recovery(ring, job->vmid, s_job->s_fence->parent)) { DRM_ERROR("ring %s timeout, but soft recovered\n", s_job->sched->name); return; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index 16596a9ccabe..02e6f8c4dde0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -2784,7 +2784,7 @@ static ssize_t amdgpu_hwmon_show_sclk(struct device *dev, if (r) return r; - return snprintf(buf, PAGE_SIZE, "%d\n", sclk * 10 * 1000); + return snprintf(buf, PAGE_SIZE, "%u\n", sclk * 10 * 1000); } static ssize_t amdgpu_hwmon_show_sclk_label(struct device *dev, @@ -2819,7 +2819,7 @@ static ssize_t amdgpu_hwmon_show_mclk(struct device *dev, if (r) return r; - return snprintf(buf, PAGE_SIZE, "%d\n", mclk * 10 * 1000); + return snprintf(buf, PAGE_SIZE, "%u\n", mclk * 10 * 1000); } static ssize_t amdgpu_hwmon_show_mclk_label(struct device *dev, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 7301fdcfb8bc..ef3269c43d4f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -372,6 +372,52 @@ static int psp_tmr_load(struct psp_context *psp) return ret; } +static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp, + struct psp_gfx_cmd_resp *cmd) +{ + if (amdgpu_sriov_vf(psp->adev)) + cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR; + else + cmd->cmd_id = GFX_CMD_ID_DESTROY_TMR; +} + +static int psp_tmr_unload(struct psp_context *psp) +{ + int ret; + struct psp_gfx_cmd_resp *cmd; + + cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); + if (!cmd) + return -ENOMEM; + + psp_prep_tmr_unload_cmd_buf(psp, cmd); + DRM_INFO("free PSP TMR buffer\n"); + + ret = psp_cmd_submit_buf(psp, NULL, cmd, + psp->fence_buf_mc_addr); + + kfree(cmd); + + return ret; +} + +static int psp_tmr_terminate(struct psp_context *psp) +{ + int ret; + void *tmr_buf; + void **pptr; + + ret = psp_tmr_unload(psp); + if (ret) + return ret; + + /* free TMR memory buffer */ + pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL; + amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr); + + return 0; +} + static void psp_prep_asd_load_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t asd_mc, uint32_t size) { @@ -1779,8 +1825,6 @@ static int psp_hw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; - void *tmr_buf; - void **pptr; if (psp->adev->psp.ta_fw) { psp_ras_terminate(psp); @@ -1790,10 +1834,9 @@ static int psp_hw_fini(void *handle) psp_asd_unload(psp); + psp_tmr_terminate(psp); psp_ring_destroy(psp, PSP_RING_TYPE__KM); - pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL; - amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr); amdgpu_bo_free_kernel(&psp->fw_pri_bo, &psp->fw_pri_mc_addr, &psp->fw_pri_buf); amdgpu_bo_free_kernel(&psp->fence_buf_bo, @@ -1840,6 +1883,18 @@ static int psp_suspend(void *handle) } } + ret = psp_asd_unload(psp); + if (ret) { + DRM_ERROR("Failed to unload asd\n"); + return ret; + } + + ret = psp_tmr_terminate(psp); + if (ret) { + DRM_ERROR("Falied to terminate tmr\n"); + return ret; + } + ret = psp_ring_stop(psp, PSP_RING_TYPE__KM); if (ret) { DRM_ERROR("PSP ring stop failed\n"); diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c index b544baf306f2..5d71c23e2640 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c @@ -1298,8 +1298,12 @@ static int sdma_v5_0_sw_fini(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; int i; - for (i = 0; i < adev->sdma.num_instances; i++) + for (i = 0; i < adev->sdma.num_instances; i++) { + if (adev->sdma.instance[i].fw != NULL) + release_firmware(adev->sdma.instance[i].fw); + amdgpu_ring_fini(&adev->sdma.instance[i].ring); + } return 0; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index d27221ddcdeb..0e0c42e9f6a3 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -428,6 +428,7 @@ struct kfd_process *kfd_create_process(struct file *filep) (int)process->lead_thread->pid); if (ret) { pr_warn("Creating procfs pid directory failed"); + kobject_put(process->kobj); goto out; } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 7ced9f87be97..db5e0bb0d935 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1358,7 +1358,7 @@ static int dm_late_init(void *handle) struct dmcu *dmcu = NULL; bool ret; - if (!adev->dm.fw_dmcu) + if (!adev->dm.fw_dmcu && !adev->dm.dmub_fw) return detect_mst_link_for_all_connectors(adev->ddev); dmcu = adev->dm.dc->res_pool->dmcu; @@ -5024,7 +5024,8 @@ create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector, struct drm_connector *connector = &aconnector->base; struct amdgpu_device *adev = connector->dev->dev_private; struct dc_stream_state *stream; - int requested_bpc = connector->state ? connector->state->max_requested_bpc : 8; + const struct drm_connector_state *drm_state = dm_state ? &dm_state->base : NULL; + int requested_bpc = drm_state ? drm_state->max_requested_bpc : 8; enum dc_status dc_result = DC_OK; do { diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index 076af267b488..1d692f4f42f3 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -1058,7 +1058,6 @@ static const struct { {"link_settings", &dp_link_settings_debugfs_fops}, {"phy_settings", &dp_phy_settings_debugfs_fop}, {"test_pattern", &dp_phy_test_pattern_fops}, - {"output_bpc", &output_bpc_fops}, {"vrr_range", &vrr_range_fops}, #ifdef CONFIG_DRM_AMD_DC_HDCP {"hdcp_sink_capability", &hdcp_sink_capability_fops}, @@ -1142,6 +1141,9 @@ void connector_debugfs_init(struct amdgpu_dm_connector *connector) debugfs_create_file_unsafe("force_yuv420_output", 0644, dir, connector, &force_yuv420_output_fops); + debugfs_create_file("output_bpc", 0644, dir, connector, + &output_bpc_fops); + connector->debugfs_dpcd_address = 0; connector->debugfs_dpcd_size = 0; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index dcf84a61de37..949d10ef8304 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -510,8 +510,10 @@ static ssize_t srm_data_read(struct file *filp, struct kobject *kobj, struct bin srm = psp_get_srm(work->hdcp.config.psp.handle, &srm_version, &srm_size); - if (!srm) - return -EINVAL; + if (!srm) { + ret = -EINVAL; + goto ret; + } if (pos >= srm_size) ret = 0; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 6f93a6ca4cf0..d016f50e187c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2538,10 +2538,12 @@ void dc_commit_updates_for_stream(struct dc *dc, copy_stream_update_to_stream(dc, context, stream, stream_update); - if (!dc->res_pool->funcs->validate_bandwidth(dc, context, false)) { - DC_ERROR("Mode validation failed for stream update!\n"); - dc_release_state(context); - return; + if (update_type > UPDATE_TYPE_FAST) { + if (!dc->res_pool->funcs->validate_bandwidth(dc, context, false)) { + DC_ERROR("Mode validation failed for stream update!\n"); + dc_release_state(context); + return; + } } commit_planes_for_stream( diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c index 2fb97554134f..c2e0fbbccf56 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c @@ -522,9 +522,11 @@ static int vega20_smu_init(struct pp_hwmgr *hwmgr) priv->smu_tables.entry[TABLE_ACTIVITY_MONITOR_COEFF].version = 0x01; priv->smu_tables.entry[TABLE_ACTIVITY_MONITOR_COEFF].size = sizeof(DpmActivityMonitorCoeffInt_t); - ret = smu_v11_0_i2c_eeprom_control_init(&adev->pm.smu_i2c); - if (ret) - goto err4; + if (adev->psp.ras.ras) { + ret = smu_v11_0_i2c_eeprom_control_init(&adev->pm.smu_i2c); + if (ret) + goto err4; + } return 0; @@ -560,7 +562,8 @@ static int vega20_smu_fini(struct pp_hwmgr *hwmgr) (struct vega20_smumgr *)(hwmgr->smu_backend); struct amdgpu_device *adev = hwmgr->adev; - smu_v11_0_i2c_eeprom_control_fini(&adev->pm.smu_i2c); + if (adev->psp.ras.ras) + smu_v11_0_i2c_eeprom_control_fini(&adev->pm.smu_i2c); if (priv) { amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_PPTABLE].handle, diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 170aa7689110..5609e164805f 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -227,18 +227,9 @@ int drm_fb_helper_debug_leave(struct fb_info *info) } EXPORT_SYMBOL(drm_fb_helper_debug_leave); -/** - * drm_fb_helper_restore_fbdev_mode_unlocked - restore fbdev configuration - * @fb_helper: driver-allocated fbdev helper, can be NULL - * - * This should be called from driver's drm &drm_driver.lastclose callback - * when implementing an fbcon on top of kms using this helper. This ensures that - * the user isn't greeted with a black screen when e.g. X dies. - * - * RETURNS: - * Zero if everything went ok, negative error code otherwise. - */ -int drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper) +static int +__drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper, + bool force) { bool do_delayed; int ret; @@ -250,7 +241,16 @@ int drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper) return 0; mutex_lock(&fb_helper->lock); - ret = drm_client_modeset_commit(&fb_helper->client); + if (force) { + /* + * Yes this is the _locked version which expects the master lock + * to be held. But for forced restores we're intentionally + * racing here, see drm_fb_helper_set_par(). + */ + ret = drm_client_modeset_commit_locked(&fb_helper->client); + } else { + ret = drm_client_modeset_commit(&fb_helper->client); + } do_delayed = fb_helper->delayed_hotplug; if (do_delayed) @@ -262,6 +262,22 @@ int drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper) return ret; } + +/** + * drm_fb_helper_restore_fbdev_mode_unlocked - restore fbdev configuration + * @fb_helper: driver-allocated fbdev helper, can be NULL + * + * This should be called from driver's drm &drm_driver.lastclose callback + * when implementing an fbcon on top of kms using this helper. This ensures that + * the user isn't greeted with a black screen when e.g. X dies. + * + * RETURNS: + * Zero if everything went ok, negative error code otherwise. + */ +int drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper) +{ + return __drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper, false); +} EXPORT_SYMBOL(drm_fb_helper_restore_fbdev_mode_unlocked); #ifdef CONFIG_MAGIC_SYSRQ @@ -1318,6 +1334,7 @@ int drm_fb_helper_set_par(struct fb_info *info) { struct drm_fb_helper *fb_helper = info->par; struct fb_var_screeninfo *var = &info->var; + bool force; if (oops_in_progress) return -EBUSY; @@ -1327,7 +1344,25 @@ int drm_fb_helper_set_par(struct fb_info *info) return -EINVAL; } - drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper); + /* + * Normally we want to make sure that a kms master takes precedence over + * fbdev, to avoid fbdev flickering and occasionally stealing the + * display status. But Xorg first sets the vt back to text mode using + * the KDSET IOCTL with KD_TEXT, and only after that drops the master + * status when exiting. + * + * In the past this was caught by drm_fb_helper_lastclose(), but on + * modern systems where logind always keeps a drm fd open to orchestrate + * the vt switching, this doesn't work. + * + * To not break the userspace ABI we have this special case here, which + * is only used for the above case. Everything else uses the normal + * commit function, which ensures that we never steal the display from + * an active drm master. + */ + force = var->activate & FB_ACTIVATE_KD_TEXT; + + __drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper, force); return 0; } diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index ffd95bfeaa94..d00ea384dcbf 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -30,12 +30,6 @@ struct drm_dmi_panel_orientation_data { int orientation; }; -static const struct drm_dmi_panel_orientation_data acer_s1003 = { - .width = 800, - .height = 1280, - .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP, -}; - static const struct drm_dmi_panel_orientation_data asus_t100ha = { .width = 800, .height = 1280, @@ -114,13 +108,19 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"), }, - .driver_data = (void *)&acer_s1003, + .driver_data = (void *)&lcd800x1280_rightside_up, }, { /* Asus T100HA */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100HAN"), }, .driver_data = (void *)&asus_t100ha, + }, { /* Asus T101HA */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T101HA"), + }, + .driver_data = (void *)&lcd800x1280_rightside_up, }, { /* GPD MicroPC (generic strings, also match on bios date) */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"), diff --git a/drivers/gpu/drm/exynos/exynos_drm_dma.c b/drivers/gpu/drm/exynos/exynos_drm_dma.c index 619f81435c1b..58b89ec11b0e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dma.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dma.c @@ -61,7 +61,7 @@ static int drm_iommu_attach_device(struct drm_device *drm_dev, struct device *subdrv_dev, void **dma_priv) { struct exynos_drm_private *priv = drm_dev->dev_private; - int ret; + int ret = 0; if (get_dma_ops(priv->dma_dev) != get_dma_ops(subdrv_dev)) { DRM_DEV_ERROR(subdrv_dev, "Device %s lacks support for IOMMU\n", @@ -92,7 +92,7 @@ static int drm_iommu_attach_device(struct drm_device *drm_dev, if (ret) clear_dma_max_seg_size(subdrv_dev); - return 0; + return ret; } /* diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index fcee33a43aca..03be31427181 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -1498,7 +1498,6 @@ static int g2d_probe(struct platform_device *pdev) g2d->irq = platform_get_irq(pdev, 0); if (g2d->irq < 0) { - dev_err(dev, "failed to get irq\n"); ret = g2d->irq; goto err_put_clk; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c index a86abc173605..3821ea76a703 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_mic.c +++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c @@ -269,8 +269,10 @@ static void mic_pre_enable(struct drm_bridge *bridge) goto unlock; ret = pm_runtime_get_sync(mic->dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_noidle(mic->dev); goto unlock; + } mic_set_path(mic, 1); diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index a6fd0c29e5b8..544b9993c99e 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -307,8 +307,6 @@ static int hibmc_load(struct drm_device *dev) /* reset all the states of crtc/plane/encoder/connector */ drm_mode_config_reset(dev); - drm_fbdev_generic_setup(dev, dev->mode_config.preferred_depth); - return 0; err: @@ -355,6 +353,9 @@ static int hibmc_pci_probe(struct pci_dev *pdev, ret); goto err_unload; } + + drm_fbdev_generic_setup(dev, dev->mode_config.preferred_depth); + return 0; err_unload: diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 9ea1a397d1b5..26996e1839e2 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -3822,6 +3822,17 @@ skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state, return true; } +unsigned int +intel_plane_fence_y_offset(const struct intel_plane_state *plane_state) +{ + int x = 0, y = 0; + + intel_plane_adjust_aligned_offset(&x, &y, plane_state, 0, + plane_state->color_plane[0].offset, 0); + + return y; +} + static int skl_check_main_surface(struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index efb4da205ea2..3a06f72c9859 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -608,6 +608,7 @@ unsigned int i9xx_plane_max_stride(struct intel_plane *plane, u32 pixel_format, u64 modifier, unsigned int rotation); int bdw_get_pipemisc_bpp(struct intel_crtc *crtc); +unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state); struct intel_display_error_state * intel_display_capture_error_state(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 1c26673acb2d..a65d9d8b79a7 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -48,19 +48,6 @@ #include "intel_frontbuffer.h" /* - * In some platforms where the CRTC's x:0/y:0 coordinates doesn't match the - * frontbuffer's x:0/y:0 coordinates we lie to the hardware about the plane's - * origin so the x and y offsets can actually fit the registers. As a - * consequence, the fence doesn't really start exactly at the display plane - * address we program because it starts at the real start of the buffer, so we - * have to take this into consideration here. - */ -static unsigned int get_crtc_fence_y_offset(struct intel_fbc *fbc) -{ - return fbc->state_cache.plane.y - fbc->state_cache.plane.adjusted_y; -} - -/* * For SKL+, the plane source size used by the hardware is based on the value we * write to the PLANE_SIZE register. For BDW-, the hardware looks at the value * we wrote to PIPESRC. @@ -141,7 +128,7 @@ static void i8xx_fbc_activate(struct drm_i915_private *dev_priv) fbc_ctl2 |= FBC_CTL_CPU_FENCE; intel_de_write(dev_priv, FBC_CONTROL2, fbc_ctl2); intel_de_write(dev_priv, FBC_FENCE_OFF, - params->crtc.fence_y_offset); + params->fence_y_offset); } /* enable it... */ @@ -175,7 +162,7 @@ static void g4x_fbc_activate(struct drm_i915_private *dev_priv) if (params->fence_id >= 0) { dpfc_ctl |= DPFC_CTL_FENCE_EN | params->fence_id; intel_de_write(dev_priv, DPFC_FENCE_YOFF, - params->crtc.fence_y_offset); + params->fence_y_offset); } else { intel_de_write(dev_priv, DPFC_FENCE_YOFF, 0); } @@ -243,7 +230,7 @@ static void ilk_fbc_activate(struct drm_i915_private *dev_priv) intel_de_write(dev_priv, SNB_DPFC_CTL_SA, SNB_CPU_FENCE_ENABLE | params->fence_id); intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, - params->crtc.fence_y_offset); + params->fence_y_offset); } } else { if (IS_GEN(dev_priv, 6)) { @@ -253,7 +240,7 @@ static void ilk_fbc_activate(struct drm_i915_private *dev_priv) } intel_de_write(dev_priv, ILK_DPFC_FENCE_YOFF, - params->crtc.fence_y_offset); + params->fence_y_offset); /* enable it... */ intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN); @@ -320,7 +307,7 @@ static void gen7_fbc_activate(struct drm_i915_private *dev_priv) intel_de_write(dev_priv, SNB_DPFC_CTL_SA, SNB_CPU_FENCE_ENABLE | params->fence_id); intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, - params->crtc.fence_y_offset); + params->fence_y_offset); } else if (dev_priv->ggtt.num_fences) { intel_de_write(dev_priv, SNB_DPFC_CTL_SA, 0); intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, 0); @@ -631,8 +618,8 @@ static bool rotation_is_valid(struct drm_i915_private *dev_priv, /* * For some reason, the hardware tracking starts looking at whatever we * programmed as the display plane base address register. It does not look at - * the X and Y offset registers. That's why we look at the crtc->adjusted{x,y} - * variables instead of just looking at the pipe/plane size. + * the X and Y offset registers. That's why we include the src x/y offsets + * instead of just looking at the plane size. */ static bool intel_fbc_hw_tracking_covers_screen(struct intel_crtc *crtc) { @@ -705,7 +692,6 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, cache->plane.src_h = drm_rect_height(&plane_state->uapi.src) >> 16; cache->plane.adjusted_x = plane_state->color_plane[0].x; cache->plane.adjusted_y = plane_state->color_plane[0].y; - cache->plane.y = plane_state->uapi.src.y1 >> 16; cache->plane.pixel_blend_mode = plane_state->hw.pixel_blend_mode; @@ -713,6 +699,8 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, cache->fb.stride = fb->pitches[0]; cache->fb.modifier = fb->modifier; + cache->fence_y_offset = intel_plane_fence_y_offset(plane_state); + drm_WARN_ON(&dev_priv->drm, plane_state->flags & PLANE_HAS_FENCE && !plane_state->vma->fence); @@ -883,10 +871,10 @@ static void intel_fbc_get_reg_params(struct intel_crtc *crtc, memset(params, 0, sizeof(*params)); params->fence_id = cache->fence_id; + params->fence_y_offset = cache->fence_y_offset; params->crtc.pipe = crtc->pipe; params->crtc.i9xx_plane = to_intel_plane(crtc->base.primary)->i9xx_plane; - params->crtc.fence_y_offset = get_crtc_fence_y_offset(fbc); params->fb.format = cache->fb.format; params->fb.stride = cache->fb.stride; diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c index e4aece20bc80..52db2bde44a3 100644 --- a/drivers/gpu/drm/i915/gt/intel_context.c +++ b/drivers/gpu/drm/i915/gt/intel_context.c @@ -204,25 +204,25 @@ static int __ring_active(struct intel_ring *ring) { int err; - err = i915_active_acquire(&ring->vma->active); + err = intel_ring_pin(ring); if (err) return err; - err = intel_ring_pin(ring); + err = i915_active_acquire(&ring->vma->active); if (err) - goto err_active; + goto err_pin; return 0; -err_active: - i915_active_release(&ring->vma->active); +err_pin: + intel_ring_unpin(ring); return err; } static void __ring_retire(struct intel_ring *ring) { - intel_ring_unpin(ring); i915_active_release(&ring->vma->active); + intel_ring_unpin(ring); } __i915_active_call diff --git a/drivers/gpu/drm/i915/gt/shaders/README b/drivers/gpu/drm/i915/gt/shaders/README new file mode 100644 index 000000000000..e7e96d7073c7 --- /dev/null +++ b/drivers/gpu/drm/i915/gt/shaders/README @@ -0,0 +1,46 @@ +ASM sources for auto generated shaders +====================================== + +The i915/gt/hsw_clear_kernel.c and i915/gt/ivb_clear_kernel.c files contain +pre-compiled batch chunks that will clear any residual render cache during +context switch. + +They are generated from their respective platform ASM files present on +i915/gt/shaders/clear_kernel directory. + +The generated .c files should never be modified directly. Instead, any modification +needs to be done on the on their respective ASM files and build instructions below +needes to be followed. + +Building +======== + +Environment +----------- + +IGT GPU tool scripts and the Mesa's i965 instruction assembler tool are used +on building. + +Please make sure your Mesa tool is compiled with "-Dtools=intel" and +"-Ddri-drivers=i965", and run this script from IGT source root directory" + +The instructions bellow assume: + * IGT gpu tools source code is located on your home directory (~) as ~/igt + * Mesa source code is located on your home directory (~) as ~/mesa + and built under the ~/mesa/build directory + * Linux kernel source code is under your home directory (~) as ~/linux + +Instructions +------------ + +~ $ cp ~/linux/drivers/gpu/drm/i915/gt/shaders/clear_kernel/ivb.asm \ + ~/igt/lib/i915/shaders/clear_kernel/ivb.asm +~ $ cd ~/igt +igt $ ./scripts/generate_clear_kernel.sh -g ivb \ + -m ~/mesa/build/src/intel/tools/i965_asm + +~ $ cp ~/linux/drivers/gpu/drm/i915/gt/shaders/clear_kernel/hsw.asm \ + ~/igt/lib/i915/shaders/clear_kernel/hsw.asm +~ $ cd ~/igt +igt $ ./scripts/generate_clear_kernel.sh -g hsw \ + -m ~/mesa/build/src/intel/tools/i965_asm
\ No newline at end of file diff --git a/drivers/gpu/drm/i915/gt/shaders/clear_kernel/hsw.asm b/drivers/gpu/drm/i915/gt/shaders/clear_kernel/hsw.asm new file mode 100644 index 000000000000..5fdf384bb621 --- /dev/null +++ b/drivers/gpu/drm/i915/gt/shaders/clear_kernel/hsw.asm @@ -0,0 +1,119 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2020 Intel Corporation + */ + +/* + * Kernel for PAVP buffer clear. + * + * 1. Clear all 64 GRF registers assigned to the kernel with designated value; + * 2. Write 32x16 block of all "0" to render target buffer which indirectly clears + * 512 bytes of Render Cache. + */ + +/* Store designated "clear GRF" value */ +mov(1) f0.1<1>UW g1.2<0,1,0>UW { align1 1N }; + +/** + * Curbe Format + * + * DW 1.0 - Block Offset to write Render Cache + * DW 1.1 [15:0] - Clear Word + * DW 1.2 - Delay iterations + * DW 1.3 - Enable Instrumentation (only for debug) + * DW 1.4 - Rsvd (intended for context ID) + * DW 1.5 - [31:16]:SliceCount, [15:0]:SubSlicePerSliceCount + * DW 1.6 - Rsvd MBZ (intended for Enable Wait on Total Thread Count) + * DW 1.7 - Rsvd MBZ (inteded for Total Thread Count) + * + * Binding Table + * + * BTI 0: 2D Surface to help clear L3 (Render/Data Cache) + * BTI 1: Wait/Instrumentation Buffer + * Size : (SliceCount * SubSliceCount * 16 EUs/SubSlice) rows * (16 threads/EU) cols (Format R32_UINT) + * Expected to be initialized to 0 by driver/another kernel + * Layout: + * RowN: Histogram for EU-N: (SliceID*SubSlicePerSliceCount + SSID)*16 + EUID [assume max 16 EUs / SS] + * Col-k[DW-k]: Threads Executed on ThreadID-k for EU-N + */ +add(1) g1.2<1>UD g1.2<0,1,0>UD 0x00000001UD { align1 1N }; /* Loop count to delay kernel: Init to (g1.2 + 1) */ +cmp.z.f0.0(1) null<1>UD g1.3<0,1,0>UD 0x00000000UD { align1 1N }; +(+f0.0) jmpi(1) 352D { align1 WE_all 1N }; + +/** + * State Register has info on where this thread is running + * IVB: sr0.0 :: [15:13]: MBZ, 12: HSID (Half-Slice ID), [11:8]EUID, [2:0] ThreadSlotID + * HSW: sr0.0 :: 15: MBZ, [14:13]: SliceID, 12: HSID (Half-Slice ID), [11:8]EUID, [2:0] ThreadSlotID + */ +mov(8) g3<1>UD 0x00000000UD { align1 1Q }; +shr(1) g3<1>D sr0<0,1,0>D 12D { align1 1N }; +and(1) g3<1>D g3<0,1,0>D 1D { align1 1N }; /* g3 has HSID */ +shr(1) g3.1<1>D sr0<0,1,0>D 13D { align1 1N }; +and(1) g3.1<1>D g3.1<0,1,0>D 3D { align1 1N }; /* g3.1 has sliceID */ +mul(1) g3.5<1>D g3.1<0,1,0>D g1.10<0,1,0>UW { align1 1N }; +add(1) g3<1>D g3<0,1,0>D g3.5<0,1,0>D { align1 1N }; /* g3 = sliceID * SubSlicePerSliceCount + HSID */ +shr(1) g3.2<1>D sr0<0,1,0>D 8D { align1 1N }; +and(1) g3.2<1>D g3.2<0,1,0>D 15D { align1 1N }; /* g3.2 = EUID */ +mul(1) g3.4<1>D g3<0,1,0>D 16D { align1 1N }; +add(1) g3.2<1>D g3.2<0,1,0>D g3.4<0,1,0>D { align1 1N }; /* g3.2 now points to EU row number (Y-pixel = V address ) in instrumentation surf */ + +mov(8) g5<1>UD 0x00000000UD { align1 1Q }; +and(1) g3.3<1>D sr0<0,1,0>D 7D { align1 1N }; +mul(1) g3.3<1>D g3.3<0,1,0>D 4D { align1 1N }; + +mov(8) g4<1>UD g0<8,8,1>UD { align1 1Q }; /* Initialize message header with g0 */ +mov(1) g4<1>UD g3.3<0,1,0>UD { align1 1N }; /* Block offset */ +mov(1) g4.1<1>UD g3.2<0,1,0>UD { align1 1N }; /* Block offset */ +mov(1) g4.2<1>UD 0x00000003UD { align1 1N }; /* Block size (1 row x 4 bytes) */ +and(1) g4.3<1>UD g4.3<0,1,0>UW 0xffffffffUD { align1 1N }; + +/* Media block read to fetch current value at specified location in instrumentation buffer */ +sendc(8) g5<1>UD g4<8,8,1>F 0x02190001 + + render MsgDesc: media block read MsgCtrl = 0x0 Surface = 1 mlen 1 rlen 1 { align1 1Q }; +add(1) g5<1>D g5<0,1,0>D 1D { align1 1N }; + +/* Media block write for updated value at specified location in instrumentation buffer */ +sendc(8) g5<1>UD g4<8,8,1>F 0x040a8001 + render MsgDesc: media block write MsgCtrl = 0x0 Surface = 1 mlen 2 rlen 0 { align1 1Q }; + +/* Delay thread for specified parameter */ +add.nz.f0.0(1) g1.2<1>UD g1.2<0,1,0>UD -1D { align1 1N }; +(+f0.0) jmpi(1) -32D { align1 WE_all 1N }; + +/* Store designated "clear GRF" value */ +mov(1) f0.1<1>UW g1.2<0,1,0>UW { align1 1N }; + +/* Initialize looping parameters */ +mov(1) a0<1>D 0D { align1 1N }; /* Initialize a0.0:w=0 */ +mov(1) a0.4<1>W 127W { align1 1N }; /* Loop count. Each loop contains 16 GRF's */ + +/* Write 32x16 all "0" block */ +mov(8) g2<1>UD g0<8,8,1>UD { align1 1Q }; +mov(8) g127<1>UD g0<8,8,1>UD { align1 1Q }; +mov(2) g2<1>UD g1<2,2,1>UW { align1 1N }; +mov(1) g2.2<1>UD 0x000f000fUD { align1 1N }; /* Block size (16x16) */ +and(1) g2.3<1>UD g2.3<0,1,0>UW 0xffffffefUD { align1 1N }; +mov(16) g3<1>UD 0x00000000UD { align1 1H }; +mov(16) g4<1>UD 0x00000000UD { align1 1H }; +mov(16) g5<1>UD 0x00000000UD { align1 1H }; +mov(16) g6<1>UD 0x00000000UD { align1 1H }; +mov(16) g7<1>UD 0x00000000UD { align1 1H }; +mov(16) g8<1>UD 0x00000000UD { align1 1H }; +mov(16) g9<1>UD 0x00000000UD { align1 1H }; +mov(16) g10<1>UD 0x00000000UD { align1 1H }; +sendc(8) null<1>UD g2<8,8,1>F 0x120a8000 + render MsgDesc: media block write MsgCtrl = 0x0 Surface = 0 mlen 9 rlen 0 { align1 1Q }; +add(1) g2<1>UD g1<0,1,0>UW 0x0010UW { align1 1N }; +sendc(8) null<1>UD g2<8,8,1>F 0x120a8000 + render MsgDesc: media block write MsgCtrl = 0x0 Surface = 0 mlen 9 rlen 0 { align1 1Q }; + +/* Now, clear all GRF registers */ +add.nz.f0.0(1) a0.4<1>W a0.4<0,1,0>W -1W { align1 1N }; +mov(16) g[a0]<1>UW f0.1<0,1,0>UW { align1 1H }; +add(1) a0<1>D a0<0,1,0>D 32D { align1 1N }; +(+f0.0) jmpi(1) -64D { align1 WE_all 1N }; + +/* Terminante the thread */ +sendc(8) null<1>UD g127<8,8,1>F 0x82000010 + thread_spawner MsgDesc: mlen 1 rlen 0 { align1 1Q EOT }; diff --git a/drivers/gpu/drm/i915/gt/shaders/clear_kernel/ivb.asm b/drivers/gpu/drm/i915/gt/shaders/clear_kernel/ivb.asm new file mode 100644 index 000000000000..97c7ac9e3854 --- /dev/null +++ b/drivers/gpu/drm/i915/gt/shaders/clear_kernel/ivb.asm @@ -0,0 +1,117 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2020 Intel Corporation + */ + +/* + * Kernel for PAVP buffer clear. + * + * 1. Clear all 64 GRF registers assigned to the kernel with designated value; + * 2. Write 32x16 block of all "0" to render target buffer which indirectly clears + * 512 bytes of Render Cache. + */ + +/* Store designated "clear GRF" value */ +mov(1) f0.1<1>UW g1.2<0,1,0>UW { align1 1N }; + +/** + * Curbe Format + * + * DW 1.0 - Block Offset to write Render Cache + * DW 1.1 [15:0] - Clear Word + * DW 1.2 - Delay iterations + * DW 1.3 - Enable Instrumentation (only for debug) + * DW 1.4 - Rsvd (intended for context ID) + * DW 1.5 - [31:16]:SliceCount, [15:0]:SubSlicePerSliceCount + * DW 1.6 - Rsvd MBZ (intended for Enable Wait on Total Thread Count) + * DW 1.7 - Rsvd MBZ (inteded for Total Thread Count) + * + * Binding Table + * + * BTI 0: 2D Surface to help clear L3 (Render/Data Cache) + * BTI 1: Wait/Instrumentation Buffer + * Size : (SliceCount * SubSliceCount * 16 EUs/SubSlice) rows * (16 threads/EU) cols (Format R32_UINT) + * Expected to be initialized to 0 by driver/another kernel + * Layout : + * RowN: Histogram for EU-N: (SliceID*SubSlicePerSliceCount + SSID)*16 + EUID [assume max 16 EUs / SS] + * Col-k[DW-k]: Threads Executed on ThreadID-k for EU-N + */ +add(1) g1.2<1>UD g1.2<0,1,0>UD 0x00000001UD { align1 1N }; /* Loop count to delay kernel: Init to (g1.2 + 1) */ +cmp.z.f0.0(1) null<1>UD g1.3<0,1,0>UD 0x00000000UD { align1 1N }; +(+f0.0) jmpi(1) 44D { align1 WE_all 1N }; + +/** + * State Register has info on where this thread is running + * IVB: sr0.0 :: [15:13]: MBZ, 12: HSID (Half-Slice ID), [11:8]EUID, [2:0] ThreadSlotID + * HSW: sr0.0 :: 15: MBZ, [14:13]: SliceID, 12: HSID (Half-Slice ID), [11:8]EUID, [2:0] ThreadSlotID + */ +mov(8) g3<1>UD 0x00000000UD { align1 1Q }; +shr(1) g3<1>D sr0<0,1,0>D 12D { align1 1N }; +and(1) g3<1>D g3<0,1,0>D 1D { align1 1N }; /* g3 has HSID */ +shr(1) g3.1<1>D sr0<0,1,0>D 13D { align1 1N }; +and(1) g3.1<1>D g3.1<0,1,0>D 3D { align1 1N }; /* g3.1 has sliceID */ +mul(1) g3.5<1>D g3.1<0,1,0>D g1.10<0,1,0>UW { align1 1N }; +add(1) g3<1>D g3<0,1,0>D g3.5<0,1,0>D { align1 1N }; /* g3 = sliceID * SubSlicePerSliceCount + HSID */ +shr(1) g3.2<1>D sr0<0,1,0>D 8D { align1 1N }; +and(1) g3.2<1>D g3.2<0,1,0>D 15D { align1 1N }; /* g3.2 = EUID */ +mul(1) g3.4<1>D g3<0,1,0>D 16D { align1 1N }; +add(1) g3.2<1>D g3.2<0,1,0>D g3.4<0,1,0>D { align1 1N }; /* g3.2 now points to EU row number (Y-pixel = V address ) in instrumentation surf */ + +mov(8) g5<1>UD 0x00000000UD { align1 1Q }; +and(1) g3.3<1>D sr0<0,1,0>D 7D { align1 1N }; +mul(1) g3.3<1>D g3.3<0,1,0>D 4D { align1 1N }; + +mov(8) g4<1>UD g0<8,8,1>UD { align1 1Q }; /* Initialize message header with g0 */ +mov(1) g4<1>UD g3.3<0,1,0>UD { align1 1N }; /* Block offset */ +mov(1) g4.1<1>UD g3.2<0,1,0>UD { align1 1N }; /* Block offset */ +mov(1) g4.2<1>UD 0x00000003UD { align1 1N }; /* Block size (1 row x 4 bytes) */ +and(1) g4.3<1>UD g4.3<0,1,0>UW 0xffffffffUD { align1 1N }; + +/* Media block read to fetch current value at specified location in instrumentation buffer */ +sendc(8) g5<1>UD g4<8,8,1>F 0x02190001 + render MsgDesc: media block read MsgCtrl = 0x0 Surface = 1 mlen 1 rlen 1 { align1 1Q }; +add(1) g5<1>D g5<0,1,0>D 1D { align1 1N }; + +/* Media block write for updated value at specified location in instrumentation buffer */ +sendc(8) g5<1>UD g4<8,8,1>F 0x040a8001 + render MsgDesc: media block write MsgCtrl = 0x0 Surface = 1 mlen 2 rlen 0 { align1 1Q }; +/* Delay thread for specified parameter */ +add.nz.f0.0(1) g1.2<1>UD g1.2<0,1,0>UD -1D { align1 1N }; +(+f0.0) jmpi(1) -4D { align1 WE_all 1N }; + +/* Store designated "clear GRF" value */ +mov(1) f0.1<1>UW g1.2<0,1,0>UW { align1 1N }; + +/* Initialize looping parameters */ +mov(1) a0<1>D 0D { align1 1N }; /* Initialize a0.0:w=0 */ +mov(1) a0.4<1>W 127W { align1 1N }; /* Loop count. Each loop contains 16 GRF's */ + +/* Write 32x16 all "0" block */ +mov(8) g2<1>UD g0<8,8,1>UD { align1 1Q }; +mov(8) g127<1>UD g0<8,8,1>UD { align1 1Q }; +mov(2) g2<1>UD g1<2,2,1>UW { align1 1N }; +mov(1) g2.2<1>UD 0x000f000fUD { align1 1N }; /* Block size (16x16) */ +and(1) g2.3<1>UD g2.3<0,1,0>UW 0xffffffefUD { align1 1N }; +mov(16) g3<1>UD 0x00000000UD { align1 1H }; +mov(16) g4<1>UD 0x00000000UD { align1 1H }; +mov(16) g5<1>UD 0x00000000UD { align1 1H }; +mov(16) g6<1>UD 0x00000000UD { align1 1H }; +mov(16) g7<1>UD 0x00000000UD { align1 1H }; +mov(16) g8<1>UD 0x00000000UD { align1 1H }; +mov(16) g9<1>UD 0x00000000UD { align1 1H }; +mov(16) g10<1>UD 0x00000000UD { align1 1H }; +sendc(8) null<1>UD g2<8,8,1>F 0x120a8000 + render MsgDesc: media block write MsgCtrl = 0x0 Surface = 0 mlen 9 rlen 0 { align1 1Q }; +add(1) g2<1>UD g1<0,1,0>UW 0x0010UW { align1 1N }; +sendc(8) null<1>UD g2<8,8,1>F 0x120a8000 + render MsgDesc: media block write MsgCtrl = 0x0 Surface = 0 mlen 9 rlen 0 { align1 1Q }; + +/* Now, clear all GRF registers */ +add.nz.f0.0(1) a0.4<1>W a0.4<0,1,0>W -1W { align1 1N }; +mov(16) g[a0]<1>UW f0.1<0,1,0>UW { align1 1H }; +add(1) a0<1>D a0<0,1,0>D 32D { align1 1N }; +(+f0.0) jmpi(1) -8D { align1 WE_all 1N }; + +/* Terminante the thread */ +sendc(8) null<1>UD g127<8,8,1>F 0x82000010 + thread_spawner MsgDesc: mlen 1 rlen 0 { align1 1Q EOT }; diff --git a/drivers/gpu/drm/i915/gvt/debugfs.c b/drivers/gpu/drm/i915/gvt/debugfs.c index ec47d4114554..62e6a14ad58e 100644 --- a/drivers/gpu/drm/i915/gvt/debugfs.c +++ b/drivers/gpu/drm/i915/gvt/debugfs.c @@ -66,7 +66,7 @@ static inline int mmio_diff_handler(struct intel_gvt *gvt, vreg = vgpu_vreg(param->vgpu, offset); if (preg != vreg) { - node = kmalloc(sizeof(*node), GFP_KERNEL); + node = kmalloc(sizeof(*node), GFP_ATOMIC); if (!node) return -ENOMEM; diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 3e88e3b5c43a..fadd2adb8030 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -1726,13 +1726,13 @@ static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(2); write_vreg(vgpu, offset, p_data, bytes); - if (data & _MASKED_BIT_ENABLE(1)) { + if (IS_MASKED_BITS_ENABLED(data, 1)) { enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); return 0; } if (IS_COFFEELAKE(vgpu->gvt->gt->i915) && - data & _MASKED_BIT_ENABLE(2)) { + IS_MASKED_BITS_ENABLED(data, 2)) { enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); return 0; } @@ -1741,14 +1741,14 @@ static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, * pvinfo, if not, we will treat this guest as non-gvtg-aware * guest, and stop emulating its cfg space, mmio, gtt, etc. */ - if (((data & _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)) || - (data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE))) - && !vgpu->pv_notified) { + if ((IS_MASKED_BITS_ENABLED(data, GFX_PPGTT_ENABLE) || + IS_MASKED_BITS_ENABLED(data, GFX_RUN_LIST_ENABLE)) && + !vgpu->pv_notified) { enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); return 0; } - if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)) - || (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) { + if (IS_MASKED_BITS_ENABLED(data, GFX_RUN_LIST_ENABLE) || + IS_MASKED_BITS_DISABLED(data, GFX_RUN_LIST_ENABLE)) { enable_execlist = !!(data & GFX_RUN_LIST_ENABLE); gvt_dbg_core("EXECLIST %s on ring %s\n", @@ -1809,7 +1809,7 @@ static int ring_reset_ctl_write(struct intel_vgpu *vgpu, write_vreg(vgpu, offset, p_data, bytes); data = vgpu_vreg(vgpu, offset); - if (data & _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET)) + if (IS_MASKED_BITS_ENABLED(data, RESET_CTL_REQUEST_RESET)) data |= RESET_CTL_READY_TO_RESET; else if (data & _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET)) data &= ~RESET_CTL_READY_TO_RESET; @@ -1827,7 +1827,8 @@ static int csfe_chicken1_mmio_write(struct intel_vgpu *vgpu, (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(0x18); write_vreg(vgpu, offset, p_data, bytes); - if (data & _MASKED_BIT_ENABLE(0x10) || data & _MASKED_BIT_ENABLE(0x8)) + if (IS_MASKED_BITS_ENABLED(data, 0x10) || + IS_MASKED_BITS_ENABLED(data, 0x8)) enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); return 0; @@ -3055,6 +3056,7 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_D(_MMIO(0x72380), D_SKL_PLUS); MMIO_D(_MMIO(0x7239c), D_SKL_PLUS); MMIO_D(_MMIO(_PLANE_SURF_3_A), D_SKL_PLUS); + MMIO_D(_MMIO(_PLANE_SURF_3_B), D_SKL_PLUS); MMIO_D(CSR_SSP_BASE, D_SKL_PLUS); MMIO_D(CSR_HTP_SKL, D_SKL_PLUS); @@ -3131,8 +3133,8 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL); - MMIO_D(GAMT_CHKN_BIT_REG, D_KBL); - MMIO_D(GEN9_CTX_PREEMPT_REG, D_KBL | D_SKL); + MMIO_D(GAMT_CHKN_BIT_REG, D_KBL | D_CFL); + MMIO_D(GEN9_CTX_PREEMPT_REG, D_SKL_PLUS); return 0; } diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.h b/drivers/gpu/drm/i915/gvt/mmio_context.h index 970704b18f23..3b25e7fe32f6 100644 --- a/drivers/gpu/drm/i915/gvt/mmio_context.h +++ b/drivers/gpu/drm/i915/gvt/mmio_context.h @@ -54,8 +54,8 @@ bool is_inhibit_context(struct intel_context *ce); int intel_vgpu_restore_inhibit_context(struct intel_vgpu *vgpu, struct i915_request *req); -#define IS_RESTORE_INHIBIT(a) \ - (_MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT) == \ - ((a) & _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT))) + +#define IS_RESTORE_INHIBIT(a) \ + IS_MASKED_BITS_ENABLED(a, CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT) #endif diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h index 5b66e14c5b7b..b88e033cbed4 100644 --- a/drivers/gpu/drm/i915/gvt/reg.h +++ b/drivers/gpu/drm/i915/gvt/reg.h @@ -94,6 +94,11 @@ #define GFX_MODE_BIT_SET_IN_MASK(val, bit) \ ((((bit) & 0xffff0000) == 0) && !!((val) & (((bit) << 16)))) +#define IS_MASKED_BITS_ENABLED(_val, _b) \ + (((_val) & _MASKED_BIT_ENABLE(_b)) == _MASKED_BIT_ENABLE(_b)) +#define IS_MASKED_BITS_DISABLED(_val, _b) \ + ((_val) & _MASKED_BIT_DISABLE(_b)) + #define FORCEWAKE_RENDER_GEN9_REG 0xa278 #define FORCEWAKE_ACK_RENDER_GEN9_REG 0x0D84 #define FORCEWAKE_BLITTER_GEN9_REG 0xa188 diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index bca036ac6621..e7532e7d74e9 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -230,7 +230,7 @@ static int per_file_stats(int id, void *ptr, void *data) struct file_stats *stats = data; struct i915_vma *vma; - if (!kref_get_unless_zero(&obj->base.refcount)) + if (IS_ERR_OR_NULL(obj) || !kref_get_unless_zero(&obj->base.refcount)) return 0; stats->count++; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index adb9bf34cf97..f79f118bf192 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -410,8 +410,6 @@ struct intel_fbc { int adjusted_x; int adjusted_y; - int y; - u16 pixel_blend_mode; } plane; @@ -420,6 +418,8 @@ struct intel_fbc { unsigned int stride; u64 modifier; } fb; + + unsigned int fence_y_offset; u16 gen9_wa_cfb_stride; s8 fence_id; } state_cache; @@ -435,7 +435,6 @@ struct intel_fbc { struct { enum pipe pipe; enum i9xx_plane_id i9xx_plane; - unsigned int fence_y_offset; } crtc; struct { @@ -444,6 +443,7 @@ struct intel_fbc { } fb; int cfb_size; + unsigned int fence_y_offset; u16 gen9_wa_cfb_stride; s8 fence_id; bool plane_visible; diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index fc14ebf9a0b7..1f9cd33b35cb 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -104,6 +104,7 @@ vma_create(struct drm_i915_gem_object *obj, struct i915_address_space *vm, const struct i915_ggtt_view *view) { + struct i915_vma *pos = ERR_PTR(-E2BIG); struct i915_vma *vma; struct rb_node *rb, **p; @@ -184,7 +185,6 @@ vma_create(struct drm_i915_gem_object *obj, rb = NULL; p = &obj->vma.tree.rb_node; while (*p) { - struct i915_vma *pos; long cmp; rb = *p; @@ -196,16 +196,12 @@ vma_create(struct drm_i915_gem_object *obj, * and dispose of ours. */ cmp = i915_vma_compare(pos, vm, view); - if (cmp == 0) { - spin_unlock(&obj->vma.lock); - i915_vma_free(vma); - return pos; - } - if (cmp < 0) p = &rb->rb_right; - else + else if (cmp > 0) p = &rb->rb_left; + else + goto err_unlock; } rb_link_node(&vma->obj_node, rb, p); rb_insert_color(&vma->obj_node, &obj->vma.tree); @@ -228,8 +224,9 @@ vma_create(struct drm_i915_gem_object *obj, err_unlock: spin_unlock(&obj->vma.lock); err_vma: + i915_vm_put(vm); i915_vma_free(vma); - return ERR_PTR(-E2BIG); + return pos; } static struct i915_vma * diff --git a/drivers/gpu/drm/mcde/mcde_display.c b/drivers/gpu/drm/mcde/mcde_display.c index 04e1d38d41f7..08802e5177f6 100644 --- a/drivers/gpu/drm/mcde/mcde_display.c +++ b/drivers/gpu/drm/mcde/mcde_display.c @@ -812,7 +812,7 @@ static void mcde_display_enable(struct drm_simple_display_pipe *pipe, struct drm_crtc *crtc = &pipe->crtc; struct drm_plane *plane = &pipe->plane; struct drm_device *drm = crtc->dev; - struct mcde *mcde = drm->dev_private; + struct mcde *mcde = to_mcde(drm); const struct drm_display_mode *mode = &cstate->mode; struct drm_framebuffer *fb = plane->state->fb; u32 format = fb->format->format; diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c index 84f3e2dbd77b..80082d6dce3a 100644 --- a/drivers/gpu/drm/mcde/mcde_drv.c +++ b/drivers/gpu/drm/mcde/mcde_drv.c @@ -209,7 +209,6 @@ static int mcde_modeset_init(struct drm_device *drm) drm_mode_config_reset(drm); drm_kms_helper_poll_init(drm); - drm_fbdev_generic_setup(drm, 32); return 0; } @@ -264,6 +263,8 @@ static int mcde_drm_bind(struct device *dev) if (ret < 0) goto unbind; + drm_fbdev_generic_setup(drm, 32); + return 0; unbind: diff --git a/drivers/gpu/drm/mediatek/Kconfig b/drivers/gpu/drm/mediatek/Kconfig index c420f5a3d33b..aa74aac3cbcc 100644 --- a/drivers/gpu/drm/mediatek/Kconfig +++ b/drivers/gpu/drm/mediatek/Kconfig @@ -6,12 +6,12 @@ config DRM_MEDIATEK depends on COMMON_CLK depends on HAVE_ARM_SMCCC depends on OF + depends on MTK_MMSYS select DRM_GEM_CMA_HELPER select DRM_KMS_HELPER select DRM_MIPI_DSI select DRM_PANEL select MEMORY - select MTK_MMSYS select MTK_SMI select VIDEOMODE_HELPERS help diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index fe46c4bac64d..7cd8f415fd02 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -193,7 +193,6 @@ static int mtk_crtc_ddp_clk_enable(struct mtk_drm_crtc *mtk_crtc) int ret; int i; - DRM_DEBUG_DRIVER("%s\n", __func__); for (i = 0; i < mtk_crtc->ddp_comp_nr; i++) { ret = clk_prepare_enable(mtk_crtc->ddp_comp[i]->clk); if (ret) { @@ -213,7 +212,6 @@ static void mtk_crtc_ddp_clk_disable(struct mtk_drm_crtc *mtk_crtc) { int i; - DRM_DEBUG_DRIVER("%s\n", __func__); for (i = 0; i < mtk_crtc->ddp_comp_nr; i++) clk_disable_unprepare(mtk_crtc->ddp_comp[i]->clk); } @@ -258,7 +256,6 @@ static int mtk_crtc_ddp_hw_init(struct mtk_drm_crtc *mtk_crtc) int ret; int i; - DRM_DEBUG_DRIVER("%s\n", __func__); if (WARN_ON(!crtc->state)) return -EINVAL; @@ -299,7 +296,6 @@ static int mtk_crtc_ddp_hw_init(struct mtk_drm_crtc *mtk_crtc) goto err_mutex_unprepare; } - DRM_DEBUG_DRIVER("mediatek_ddp_ddp_path_setup\n"); for (i = 0; i < mtk_crtc->ddp_comp_nr - 1; i++) { mtk_mmsys_ddp_connect(mtk_crtc->mmsys_dev, mtk_crtc->ddp_comp[i]->id, @@ -349,7 +345,6 @@ static void mtk_crtc_ddp_hw_fini(struct mtk_drm_crtc *mtk_crtc) struct drm_crtc *crtc = &mtk_crtc->base; int i; - DRM_DEBUG_DRIVER("%s\n", __func__); for (i = 0; i < mtk_crtc->ddp_comp_nr; i++) { mtk_ddp_comp_stop(mtk_crtc->ddp_comp[i]); if (i == 1) @@ -831,7 +826,8 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, #if IS_REACHABLE(CONFIG_MTK_CMDQ) mtk_crtc->cmdq_client = - cmdq_mbox_create(dev, drm_crtc_index(&mtk_crtc->base), + cmdq_mbox_create(mtk_crtc->mmsys_dev, + drm_crtc_index(&mtk_crtc->base), 2000); if (IS_ERR(mtk_crtc->cmdq_client)) { dev_dbg(dev, "mtk_crtc %d failed to create mailbox client, writing register by CPU now\n", diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 6bd369434d9d..040a8f393fe2 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -444,7 +444,6 @@ static int mtk_drm_probe(struct platform_device *pdev) if (!private) return -ENOMEM; - private->data = of_device_get_match_data(dev); private->mmsys_dev = dev->parent; if (!private->mmsys_dev) { dev_err(dev, "Failed to get MMSYS device\n"); @@ -514,7 +513,8 @@ static int mtk_drm_probe(struct platform_device *pdev) goto err_node; } - ret = mtk_ddp_comp_init(dev, node, comp, comp_id, NULL); + ret = mtk_ddp_comp_init(dev->parent, node, comp, + comp_id, NULL); if (ret) { of_node_put(node); goto err_node; @@ -571,7 +571,6 @@ static int mtk_drm_sys_suspend(struct device *dev) int ret; ret = drm_mode_config_helper_suspend(drm); - DRM_DEBUG_DRIVER("mtk_drm_sys_suspend\n"); return ret; } @@ -583,7 +582,6 @@ static int mtk_drm_sys_resume(struct device *dev) int ret; ret = drm_mode_config_helper_resume(drm); - DRM_DEBUG_DRIVER("mtk_drm_sys_resume\n"); return ret; } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c index c2bd683a87c8..92141a19681b 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -164,6 +164,16 @@ static int mtk_plane_atomic_check(struct drm_plane *plane, true, true); } +static void mtk_plane_atomic_disable(struct drm_plane *plane, + struct drm_plane_state *old_state) +{ + struct mtk_plane_state *state = to_mtk_plane_state(plane->state); + + state->pending.enable = false; + wmb(); /* Make sure the above parameter is set before update */ + state->pending.dirty = true; +} + static void mtk_plane_atomic_update(struct drm_plane *plane, struct drm_plane_state *old_state) { @@ -178,6 +188,11 @@ static void mtk_plane_atomic_update(struct drm_plane *plane, if (!crtc || WARN_ON(!fb)) return; + if (!plane->state->visible) { + mtk_plane_atomic_disable(plane, old_state); + return; + } + gem = fb->obj[0]; mtk_gem = to_mtk_gem_obj(gem); addr = mtk_gem->dma_addr; @@ -200,16 +215,6 @@ static void mtk_plane_atomic_update(struct drm_plane *plane, state->pending.dirty = true; } -static void mtk_plane_atomic_disable(struct drm_plane *plane, - struct drm_plane_state *old_state) -{ - struct mtk_plane_state *state = to_mtk_plane_state(plane->state); - - state->pending.enable = false; - wmb(); /* Make sure the above parameter is set before update */ - state->pending.dirty = true; -} - static const struct drm_plane_helper_funcs mtk_plane_helper_funcs = { .prepare_fb = drm_gem_fb_prepare_fb, .atomic_check = mtk_plane_atomic_check, diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 270bf22c98fe..02ac55c13a80 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -316,10 +316,7 @@ static void mtk_dsi_lane0_ulp_mode_leave(struct mtk_dsi *dsi) static bool mtk_dsi_clk_hs_state(struct mtk_dsi *dsi) { - u32 tmp_reg1; - - tmp_reg1 = readl(dsi->regs + DSI_PHY_LCCON); - return ((tmp_reg1 & LC_HS_TX_EN) == 1) ? true : false; + return readl(dsi->regs + DSI_PHY_LCCON) & LC_HS_TX_EN; } static void mtk_dsi_clk_hs_mode(struct mtk_dsi *dsi, bool enter) diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c index 5feb760617cb..1eebe310470a 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -1630,8 +1630,6 @@ static int mtk_hdmi_audio_startup(struct device *dev, void *data) { struct mtk_hdmi *hdmi = dev_get_drvdata(dev); - dev_dbg(dev, "%s\n", __func__); - mtk_hdmi_audio_enable(hdmi); return 0; @@ -1641,8 +1639,6 @@ static void mtk_hdmi_audio_shutdown(struct device *dev, void *data) { struct mtk_hdmi *hdmi = dev_get_drvdata(dev); - dev_dbg(dev, "%s\n", __func__); - mtk_hdmi_audio_disable(hdmi); } @@ -1651,8 +1647,6 @@ mtk_hdmi_audio_digital_mute(struct device *dev, void *data, bool enable) { struct mtk_hdmi *hdmi = dev_get_drvdata(dev); - dev_dbg(dev, "%s(%d)\n", __func__, enable); - if (enable) mtk_hdmi_hw_aud_mute(hdmi); else @@ -1665,8 +1659,6 @@ static int mtk_hdmi_audio_get_eld(struct device *dev, void *data, uint8_t *buf, { struct mtk_hdmi *hdmi = dev_get_drvdata(dev); - dev_dbg(dev, "%s\n", __func__); - memcpy(buf, hdmi->conn.eld, min(sizeof(hdmi->conn.eld), len)); return 0; @@ -1766,7 +1758,6 @@ static int mtk_drm_hdmi_probe(struct platform_device *pdev) goto err_bridge_remove; } - dev_dbg(dev, "mediatek hdmi probe success\n"); return 0; err_bridge_remove: @@ -1789,7 +1780,7 @@ static int mtk_hdmi_suspend(struct device *dev) struct mtk_hdmi *hdmi = dev_get_drvdata(dev); mtk_hdmi_clk_disable_audio(hdmi); - dev_dbg(dev, "hdmi suspend success!\n"); + return 0; } @@ -1804,7 +1795,6 @@ static int mtk_hdmi_resume(struct device *dev) return ret; } - dev_dbg(dev, "hdmi resume success!\n"); return 0; } #endif diff --git a/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c b/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c index b55f51675205..827b93786fac 100644 --- a/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c +++ b/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c @@ -107,60 +107,10 @@ #define RGS_HDMITX_5T1_EDG (0xf << 4) #define RGS_HDMITX_PLUG_TST BIT(0) -static const u8 PREDIV[3][4] = { - {0x0, 0x0, 0x0, 0x0}, /* 27Mhz */ - {0x1, 0x1, 0x1, 0x1}, /* 74Mhz */ - {0x1, 0x1, 0x1, 0x1} /* 148Mhz */ -}; - -static const u8 TXDIV[3][4] = { - {0x3, 0x3, 0x3, 0x2}, /* 27Mhz */ - {0x2, 0x1, 0x1, 0x1}, /* 74Mhz */ - {0x1, 0x0, 0x0, 0x0} /* 148Mhz */ -}; - -static const u8 FBKSEL[3][4] = { - {0x1, 0x1, 0x1, 0x1}, /* 27Mhz */ - {0x1, 0x0, 0x1, 0x1}, /* 74Mhz */ - {0x1, 0x0, 0x1, 0x1} /* 148Mhz */ -}; - -static const u8 FBKDIV[3][4] = { - {19, 24, 29, 19}, /* 27Mhz */ - {19, 24, 14, 19}, /* 74Mhz */ - {19, 24, 14, 19} /* 148Mhz */ -}; - -static const u8 DIVEN[3][4] = { - {0x2, 0x1, 0x1, 0x2}, /* 27Mhz */ - {0x2, 0x2, 0x2, 0x2}, /* 74Mhz */ - {0x2, 0x2, 0x2, 0x2} /* 148Mhz */ -}; - -static const u8 HTPLLBP[3][4] = { - {0xc, 0xc, 0x8, 0xc}, /* 27Mhz */ - {0xc, 0xf, 0xf, 0xc}, /* 74Mhz */ - {0xc, 0xf, 0xf, 0xc} /* 148Mhz */ -}; - -static const u8 HTPLLBC[3][4] = { - {0x2, 0x3, 0x3, 0x2}, /* 27Mhz */ - {0x2, 0x3, 0x3, 0x2}, /* 74Mhz */ - {0x2, 0x3, 0x3, 0x2} /* 148Mhz */ -}; - -static const u8 HTPLLBR[3][4] = { - {0x1, 0x1, 0x0, 0x1}, /* 27Mhz */ - {0x1, 0x2, 0x2, 0x1}, /* 74Mhz */ - {0x1, 0x2, 0x2, 0x1} /* 148Mhz */ -}; - static int mtk_hdmi_pll_prepare(struct clk_hw *hw) { struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); - dev_dbg(hdmi_phy->dev, "%s\n", __func__); - mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PLL_AUTOK_EN); mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_PLL_POSDIV); mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON3, RG_HDMITX_MHLCK_EN); @@ -178,8 +128,6 @@ static void mtk_hdmi_pll_unprepare(struct clk_hw *hw) { struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw); - dev_dbg(hdmi_phy->dev, "%s\n", __func__); - mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PLL_TXDIV_EN); mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PLL_BIAS_LPF_EN); usleep_range(100, 150); diff --git a/drivers/gpu/drm/meson/meson_registers.h b/drivers/gpu/drm/meson/meson_registers.h index 8ea00546cd4e..049c4bfe2a3a 100644 --- a/drivers/gpu/drm/meson/meson_registers.h +++ b/drivers/gpu/drm/meson/meson_registers.h @@ -261,6 +261,12 @@ #define VIU_OSD_FIFO_DEPTH_VAL(val) ((val & 0x7f) << 12) #define VIU_OSD_WORDS_PER_BURST(words) (((words & 0x4) >> 1) << 22) #define VIU_OSD_FIFO_LIMITS(size) ((size & 0xf) << 24) +#define VIU_OSD_BURST_LENGTH_24 (0x0 << 31 | 0x0 << 10) +#define VIU_OSD_BURST_LENGTH_32 (0x0 << 31 | 0x1 << 10) +#define VIU_OSD_BURST_LENGTH_48 (0x0 << 31 | 0x2 << 10) +#define VIU_OSD_BURST_LENGTH_64 (0x0 << 31 | 0x3 << 10) +#define VIU_OSD_BURST_LENGTH_96 (0x1 << 31 | 0x0 << 10) +#define VIU_OSD_BURST_LENGTH_128 (0x1 << 31 | 0x1 << 10) #define VD1_IF0_GEN_REG 0x1a50 #define VD1_IF0_CANVAS0 0x1a51 diff --git a/drivers/gpu/drm/meson/meson_viu.c b/drivers/gpu/drm/meson/meson_viu.c index 304f8ff1339c..aede0c67a57f 100644 --- a/drivers/gpu/drm/meson/meson_viu.c +++ b/drivers/gpu/drm/meson/meson_viu.c @@ -411,13 +411,6 @@ void meson_viu_gxm_disable_osd1_afbc(struct meson_drm *priv) priv->io_base + _REG(VIU_MISC_CTRL1)); } -static inline uint32_t meson_viu_osd_burst_length_reg(uint32_t length) -{ - uint32_t val = (((length & 0x80) % 24) / 12); - - return (((val & 0x3) << 10) | (((val & 0x4) >> 2) << 31)); -} - void meson_viu_init(struct meson_drm *priv) { uint32_t reg; @@ -444,9 +437,9 @@ void meson_viu_init(struct meson_drm *priv) VIU_OSD_FIFO_LIMITS(2); /* fifo_lim: 2*16=32 */ if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) - reg |= meson_viu_osd_burst_length_reg(32); + reg |= VIU_OSD_BURST_LENGTH_32; else - reg |= meson_viu_osd_burst_length_reg(64); + reg |= VIU_OSD_BURST_LENGTH_64; writel_relaxed(reg, priv->io_base + _REG(VIU_OSD1_FIFO_CTRL_STAT)); writel_relaxed(reg, priv->io_base + _REG(VIU_OSD2_FIFO_CTRL_STAT)); diff --git a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c index 60f6472a3e58..6021f8d9efd1 100644 --- a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c @@ -408,7 +408,7 @@ a2xx_create_address_space(struct msm_gpu *gpu, struct platform_device *pdev) struct msm_gem_address_space *aspace; aspace = msm_gem_address_space_create(mmu, "gpu", SZ_16M, - SZ_16M + 0xfff * SZ_64K); + 0xfff * SZ_64K); if (IS_ERR(aspace) && !IS_ERR(mmu)) mmu->funcs->destroy(mmu); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 096be97ce9f9..21e77d67151f 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -1121,7 +1121,7 @@ static int a6xx_gmu_memory_probe(struct a6xx_gmu *gmu) return -ENODEV; mmu = msm_iommu_new(gmu->dev, domain); - gmu->aspace = msm_gem_address_space_create(mmu, "gmu", 0x0, 0x7fffffff); + gmu->aspace = msm_gem_address_space_create(mmu, "gmu", 0x0, 0x80000000); if (IS_ERR(gmu->aspace)) { iommu_domain_free(domain); return PTR_ERR(gmu->aspace); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index a1589e040c57..7768557cdfb2 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -893,8 +893,8 @@ static const struct adreno_gpu_funcs funcs = { #if defined(CONFIG_DRM_MSM_GPU_STATE) .gpu_state_get = a6xx_gpu_state_get, .gpu_state_put = a6xx_gpu_state_put, - .create_address_space = adreno_iommu_create_address_space, #endif + .create_address_space = adreno_iommu_create_address_space, }, .get_timestamp = a6xx_get_timestamp, }; diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 89673c7ed473..5db06b590943 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -194,7 +194,7 @@ adreno_iommu_create_address_space(struct msm_gpu *gpu, struct msm_gem_address_space *aspace; aspace = msm_gem_address_space_create(mmu, "gpu", SZ_16M, - 0xfffffff); + 0xffffffff - SZ_16M); if (IS_ERR(aspace) && !IS_ERR(mmu)) mmu->funcs->destroy(mmu); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 63976dcd2ac8..0946a86b37b2 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -521,7 +521,7 @@ static struct msm_display_topology dpu_encoder_get_topology( struct dpu_kms *dpu_kms, struct drm_display_mode *mode) { - struct msm_display_topology topology; + struct msm_display_topology topology = {0}; int i, intf_count = 0; for (i = 0; i < MAX_PHYS_ENCODERS_PER_VIRTUAL; i++) @@ -537,7 +537,8 @@ static struct msm_display_topology dpu_encoder_get_topology( * 1 LM, 1 INTF * 2 LM, 1 INTF (stream merge to support high resolution interfaces) * - * Adding color blocks only to primary interface + * Adding color blocks only to primary interface if available in + * sufficient number */ if (intf_count == 2) topology.num_lm = 2; @@ -546,8 +547,11 @@ static struct msm_display_topology dpu_encoder_get_topology( else topology.num_lm = (mode->hdisplay > MAX_HDISPLAY_SPLIT) ? 2 : 1; - if (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_DSI) - topology.num_dspp = topology.num_lm; + if (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_DSI) { + if (dpu_kms->catalog->dspp && + (dpu_kms->catalog->dspp_count >= topology.num_lm)) + topology.num_dspp = topology.num_lm; + } topology.num_enc = 0; topology.num_intf = intf_count; @@ -2136,7 +2140,6 @@ int dpu_encoder_setup(struct drm_device *dev, struct drm_encoder *enc, dpu_enc = to_dpu_encoder_virt(enc); - mutex_init(&dpu_enc->enc_lock); ret = dpu_encoder_setup_display(dpu_enc, dpu_kms, disp_info); if (ret) goto fail; @@ -2151,7 +2154,6 @@ int dpu_encoder_setup(struct drm_device *dev, struct drm_encoder *enc, 0); - mutex_init(&dpu_enc->rc_lock); INIT_DELAYED_WORK(&dpu_enc->delayed_off_work, dpu_encoder_off_work); dpu_enc->idle_timeout = IDLE_TIMEOUT; @@ -2183,7 +2185,7 @@ struct drm_encoder *dpu_encoder_init(struct drm_device *dev, dpu_enc = devm_kzalloc(dev->dev, sizeof(*dpu_enc), GFP_KERNEL); if (!dpu_enc) - return ERR_PTR(ENOMEM); + return ERR_PTR(-ENOMEM); rc = drm_encoder_init(dev, &dpu_enc->base, &dpu_encoder_funcs, drm_enc_mode, NULL); @@ -2196,6 +2198,8 @@ struct drm_encoder *dpu_encoder_init(struct drm_device *dev, spin_lock_init(&dpu_enc->enc_spinlock); dpu_enc->enabled = false; + mutex_init(&dpu_enc->enc_lock); + mutex_init(&dpu_enc->rc_lock); return &dpu_enc->base; } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index b8615d4fe8a3..680527e28d09 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -780,7 +780,7 @@ static int _dpu_kms_mmu_init(struct dpu_kms *dpu_kms) mmu = msm_iommu_new(dpu_kms->dev->dev, domain); aspace = msm_gem_address_space_create(mmu, "dpu1", - 0x1000, 0xfffffff); + 0x1000, 0x100000000 - 0x1000); if (IS_ERR(aspace)) { mmu->funcs->destroy(mmu); diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c index 08897184b1d9..fc6a3f8134c7 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c @@ -514,7 +514,7 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev) config->iommu); aspace = msm_gem_address_space_create(mmu, - "mdp4", 0x1000, 0xffffffff); + "mdp4", 0x1000, 0x100000000 - 0x1000); if (IS_ERR(aspace)) { if (!IS_ERR(mmu)) diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c index 19ec48695ffb..e193865ce9a2 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c @@ -633,7 +633,7 @@ struct msm_kms *mdp5_kms_init(struct drm_device *dev) mmu = msm_iommu_new(iommu_dev, config->platform.iommu); aspace = msm_gem_address_space_create(mmu, "mdp5", - 0x1000, 0xffffffff); + 0x1000, 0x100000000 - 0x1000); if (IS_ERR(aspace)) { if (!IS_ERR(mmu)) diff --git a/drivers/gpu/drm/msm/msm_submitqueue.c b/drivers/gpu/drm/msm/msm_submitqueue.c index 001fbf537440..a1d94be7883a 100644 --- a/drivers/gpu/drm/msm/msm_submitqueue.c +++ b/drivers/gpu/drm/msm/msm_submitqueue.c @@ -71,8 +71,10 @@ int msm_submitqueue_create(struct drm_device *drm, struct msm_file_private *ctx, queue->flags = flags; if (priv->gpu) { - if (prio >= priv->gpu->nr_rings) + if (prio >= priv->gpu->nr_rings) { + kfree(queue); return -EINVAL; + } queue->prio = prio; } diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index d472942102f5..519f99868e35 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -601,6 +601,9 @@ nv50_audio_disable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc) (0x0100 << nv_crtc->index), }; + if (!nv_encoder->audio) + return; + nv_encoder->audio = false; nvif_mthd(&disp->disp->object, 0, &args, sizeof(args)); diff --git a/drivers/gpu/drm/nouveau/nouveau_dmem.c b/drivers/gpu/drm/nouveau/nouveau_dmem.c index e5c230d9ae24..cc9993837508 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dmem.c +++ b/drivers/gpu/drm/nouveau/nouveau_dmem.c @@ -550,7 +550,7 @@ static unsigned long nouveau_dmem_migrate_copy_one(struct nouveau_drm *drm, DMA_BIDIRECTIONAL); if (dma_mapping_error(dev, *dma_addr)) goto out_free_page; - if (drm->dmem->migrate.copy_func(drm, page_size(spage), + if (drm->dmem->migrate.copy_func(drm, 1, NOUVEAU_APER_VRAM, paddr, NOUVEAU_APER_HOST, *dma_addr)) goto out_dma_unmap; } else { diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c index ba9f9359c30e..6586d9d39874 100644 --- a/drivers/gpu/drm/nouveau/nouveau_svm.c +++ b/drivers/gpu/drm/nouveau/nouveau_svm.c @@ -562,6 +562,7 @@ static int nouveau_range_fault(struct nouveau_svmm *svmm, .end = notifier->notifier.interval_tree.last + 1, .pfn_flags_mask = HMM_PFN_REQ_FAULT | HMM_PFN_REQ_WRITE, .hmm_pfns = hmm_pfns, + .dev_private_owner = drm->dev, }; struct mm_struct *mm = notifier->notifier.mm; int ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c index c8ab1b5741a3..db7769cb33eb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c @@ -118,10 +118,10 @@ g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, if (retries) udelay(400); - /* transaction request, wait up to 1ms for it to complete */ + /* transaction request, wait up to 2ms for it to complete */ nvkm_wr32(device, 0x00e4e4 + base, 0x00010000 | ctrl); - timeout = 1000; + timeout = 2000; do { ctrl = nvkm_rd32(device, 0x00e4e4 + base); udelay(1); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c index 7ef60895f43a..edb6148cbca0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c @@ -118,10 +118,10 @@ gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, if (retries) udelay(400); - /* transaction request, wait up to 1ms for it to complete */ + /* transaction request, wait up to 2ms for it to complete */ nvkm_wr32(device, 0x00d954 + base, 0x00010000 | ctrl); - timeout = 1000; + timeout = 2000; do { ctrl = nvkm_rd32(device, 0x00d954 + base); udelay(1); diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index b6ecd1552132..5178f87d6574 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -2495,6 +2495,7 @@ static const struct panel_desc logicpd_type_28 = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE | DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE, + .connector_type = DRM_MODE_CONNECTOR_DPI, }; static const struct panel_desc mitsubishi_aa070mc01 = { @@ -2663,6 +2664,7 @@ static const struct panel_desc newhaven_nhd_43_480272ef_atxl = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE | DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE, + .connector_type = DRM_MODE_CONNECTOR_DPI, }; static const struct display_timing nlt_nl192108ac18_02d_timing = { diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c index 134aa2b01f90..f434efdeca44 100644 --- a/drivers/gpu/drm/radeon/ci_dpm.c +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -5563,6 +5563,7 @@ static int ci_parse_power_table(struct radeon_device *rdev) if (!rdev->pm.dpm.ps) return -ENOMEM; power_state_offset = (u8 *)state_array->states; + rdev->pm.dpm.num_ps = 0; for (i = 0; i < state_array->ucNumEntries; i++) { u8 *idx; power_state = (union pplib_power_state *)power_state_offset; @@ -5572,10 +5573,8 @@ static int ci_parse_power_table(struct radeon_device *rdev) if (!rdev->pm.power_state[i].clock_info) return -EINVAL; ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL); - if (ps == NULL) { - kfree(rdev->pm.dpm.ps); + if (ps == NULL) return -ENOMEM; - } rdev->pm.dpm.ps[i].ps_priv = ps; ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], non_clock_info, @@ -5597,8 +5596,8 @@ static int ci_parse_power_table(struct radeon_device *rdev) k++; } power_state_offset += 2 + power_state->v2.ucNumDPMLevels; + rdev->pm.dpm.num_ps = i + 1; } - rdev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) { diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index b57c37ddd164..c7fbb7932f37 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -2127,7 +2127,7 @@ static int ni_init_smc_spll_table(struct radeon_device *rdev) if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT)) ret = -EINVAL; - if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT)) + if (fb_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT)) ret = -EINVAL; if (clk_v & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT)) diff --git a/drivers/gpu/drm/rcar-du/Kconfig b/drivers/gpu/drm/rcar-du/Kconfig index 0919f1f159a4..f65d1489dc50 100644 --- a/drivers/gpu/drm/rcar-du/Kconfig +++ b/drivers/gpu/drm/rcar-du/Kconfig @@ -31,6 +31,7 @@ config DRM_RCAR_DW_HDMI config DRM_RCAR_LVDS tristate "R-Car DU LVDS Encoder Support" depends on DRM && DRM_BRIDGE && OF + select DRM_KMS_HELPER select DRM_PANEL select OF_FLATTREE select OF_OVERLAY diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c index ce07ddc3e058..557cbe5ab35f 100644 --- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c +++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c @@ -259,9 +259,8 @@ sun4i_hdmi_connector_detect(struct drm_connector *connector, bool force) struct sun4i_hdmi *hdmi = drm_connector_to_sun4i_hdmi(connector); unsigned long reg; - if (readl_poll_timeout(hdmi->base + SUN4I_HDMI_HPD_REG, reg, - reg & SUN4I_HDMI_HPD_HIGH, - 0, 500000)) { + reg = readl(hdmi->base + SUN4I_HDMI_HPD_REG); + if (reg & SUN4I_HDMI_HPD_HIGH) { cec_phys_addr_invalidate(hdmi->cec_adap); return connector_status_disconnected; } diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c index 56cc037fd312..cc4fb916318f 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.c +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c @@ -363,6 +363,19 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, mixer->engine.ops = &sun8i_engine_ops; mixer->engine.node = dev->of_node; + if (of_find_property(dev->of_node, "iommus", NULL)) { + /* + * This assume we have the same DMA constraints for + * all our the mixers in our pipeline. This sounds + * bad, but it has always been the case for us, and + * DRM doesn't do per-device allocation either, so we + * would need to fix DRM first... + */ + ret = of_dma_configure(drm->dev, dev->of_node, true); + if (ret) + return ret; + } + /* * While this function can fail, we shouldn't do anything * if this happens. Some early DE2 DT entries don't provide diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 83f31c6e891c..04d6848d19fc 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -957,6 +957,7 @@ static struct drm_plane *tegra_dc_cursor_plane_create(struct drm_device *drm, } drm_plane_helper_add(&plane->base, &tegra_cursor_plane_helper_funcs); + drm_plane_create_zpos_immutable_property(&plane->base, 255); return &plane->base; } diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c index 8183e617bf6b..22a03f7ffdc1 100644 --- a/drivers/gpu/drm/tegra/hub.c +++ b/drivers/gpu/drm/tegra/hub.c @@ -149,7 +149,9 @@ int tegra_display_hub_prepare(struct tegra_display_hub *hub) for (i = 0; i < hub->soc->num_wgrps; i++) { struct tegra_windowgroup *wgrp = &hub->wgrps[i]; - tegra_windowgroup_enable(wgrp); + /* Skip orphaned window group whose parent DC is disabled */ + if (wgrp->parent) + tegra_windowgroup_enable(wgrp); } return 0; @@ -166,7 +168,9 @@ void tegra_display_hub_cleanup(struct tegra_display_hub *hub) for (i = 0; i < hub->soc->num_wgrps; i++) { struct tegra_windowgroup *wgrp = &hub->wgrps[i]; - tegra_windowgroup_disable(wgrp); + /* Skip orphaned window group whose parent DC is disabled */ + if (wgrp->parent) + tegra_windowgroup_disable(wgrp); } } @@ -944,6 +948,15 @@ static int tegra_display_hub_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to register host1x client: %d\n", err); + err = devm_of_platform_populate(&pdev->dev); + if (err < 0) + goto unregister; + + return err; + +unregister: + host1x_client_unregister(&hub->client); + pm_runtime_disable(&pdev->dev); return err; } diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index f73b81c2576e..0f20e14a4cfd 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -883,8 +883,10 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, if (!fence) return 0; - if (no_wait_gpu) + if (no_wait_gpu) { + dma_fence_put(fence); return -EBUSY; + } dma_resv_add_shared_fence(bo->base.resv, fence); diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index a43aa7275f12..fa03fab02076 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -300,8 +300,10 @@ vm_fault_t ttm_bo_vm_fault_reserved(struct vm_fault *vmf, break; case -EBUSY: case -ERESTARTSYS: + dma_fence_put(moving); return VM_FAULT_NOPAGE; default: + dma_fence_put(moving); return VM_FAULT_SIGBUS; } diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c index 6a995db51d6d..e201f62d62c0 100644 --- a/drivers/gpu/host1x/bus.c +++ b/drivers/gpu/host1x/bus.c @@ -686,8 +686,17 @@ EXPORT_SYMBOL(host1x_driver_register_full); */ void host1x_driver_unregister(struct host1x_driver *driver) { + struct host1x *host1x; + driver_unregister(&driver->driver); + mutex_lock(&devices_lock); + + list_for_each_entry(host1x, &devices, list) + host1x_detach_driver(host1x, driver); + + mutex_unlock(&devices_lock); + mutex_lock(&drivers_lock); list_del_init(&driver->list); mutex_unlock(&drivers_lock); diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index d24344e91922..d0ebb70e2fdd 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -468,11 +468,18 @@ static int host1x_probe(struct platform_device *pdev) err = host1x_register(host); if (err < 0) - goto deinit_intr; + goto deinit_debugfs; + + err = devm_of_platform_populate(&pdev->dev); + if (err < 0) + goto unregister; return 0; -deinit_intr: +unregister: + host1x_unregister(host); +deinit_debugfs: + host1x_debug_deinit(host); host1x_intr_deinit(host); deinit_syncpt: host1x_syncpt_deinit(host); diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 9147ee9d5f7d..d69f4efa3719 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -1368,7 +1368,7 @@ static void hv_kmsg_dump(struct kmsg_dumper *dumper, * Write dump contents to the page. No need to synchronize; panic should * be single-threaded. */ - kmsg_dump_get_buffer(dumper, true, hv_panic_page, HV_HYP_PAGE_SIZE, + kmsg_dump_get_buffer(dumper, false, hv_panic_page, HV_HYP_PAGE_SIZE, &bytes_written); if (bytes_written) hyperv_report_panic_msg(panic_pa, bytes_written); diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c index 0db8ef4fd6e1..a270b975e90b 100644 --- a/drivers/hwmon/acpi_power_meter.c +++ b/drivers/hwmon/acpi_power_meter.c @@ -883,7 +883,7 @@ static int acpi_power_meter_add(struct acpi_device *device) res = setup_attrs(resource); if (res) - goto exit_free; + goto exit_free_capability; resource->hwmon_dev = hwmon_device_register(&device->dev); if (IS_ERR(resource->hwmon_dev)) { @@ -896,6 +896,8 @@ static int acpi_power_meter_add(struct acpi_device *device) exit_remove: remove_attrs(resource); +exit_free_capability: + free_capabilities(resource); exit_free: kfree(resource); exit: diff --git a/drivers/hwmon/bt1-pvt.c b/drivers/hwmon/bt1-pvt.c index 1a9772fb1f73..94698cae0497 100644 --- a/drivers/hwmon/bt1-pvt.c +++ b/drivers/hwmon/bt1-pvt.c @@ -64,7 +64,7 @@ static const struct pvt_sensor_info pvt_info[] = { * 48380, * where T = [-48380, 147438] mC and N = [0, 1023]. */ -static const struct pvt_poly poly_temp_to_N = { +static const struct pvt_poly __maybe_unused poly_temp_to_N = { .total_divider = 10000, .terms = { {4, 18322, 10000, 10000}, @@ -96,7 +96,7 @@ static const struct pvt_poly poly_N_to_temp = { * N = (18658e-3*V - 11572) / 10, * V = N * 10^5 / 18658 + 11572 * 10^4 / 18658. */ -static const struct pvt_poly poly_volt_to_N = { +static const struct pvt_poly __maybe_unused poly_volt_to_N = { .total_divider = 10, .terms = { {1, 18658, 1000, 1}, @@ -300,12 +300,12 @@ static irqreturn_t pvt_soft_isr(int irq, void *data) return IRQ_HANDLED; } -inline umode_t pvt_limit_is_visible(enum pvt_sensor_type type) +static inline umode_t pvt_limit_is_visible(enum pvt_sensor_type type) { return 0644; } -inline umode_t pvt_alarm_is_visible(enum pvt_sensor_type type) +static inline umode_t pvt_alarm_is_visible(enum pvt_sensor_type type) { return 0444; } @@ -462,12 +462,12 @@ static irqreturn_t pvt_hard_isr(int irq, void *data) #define pvt_soft_isr NULL -inline umode_t pvt_limit_is_visible(enum pvt_sensor_type type) +static inline umode_t pvt_limit_is_visible(enum pvt_sensor_type type) { return 0; } -inline umode_t pvt_alarm_is_visible(enum pvt_sensor_type type) +static inline umode_t pvt_alarm_is_visible(enum pvt_sensor_type type) { return 0; } diff --git a/drivers/hwmon/max6697.c b/drivers/hwmon/max6697.c index 743752a2467a..64122eb38060 100644 --- a/drivers/hwmon/max6697.c +++ b/drivers/hwmon/max6697.c @@ -38,8 +38,9 @@ static const u8 MAX6697_REG_CRIT[] = { * Map device tree / platform data register bit map to chip bit map. * Applies to alert register and over-temperature register. */ -#define MAX6697_MAP_BITS(reg) ((((reg) & 0x7e) >> 1) | \ +#define MAX6697_ALERT_MAP_BITS(reg) ((((reg) & 0x7e) >> 1) | \ (((reg) & 0x01) << 6) | ((reg) & 0x80)) +#define MAX6697_OVERT_MAP_BITS(reg) (((reg) >> 1) | (((reg) & 0x01) << 7)) #define MAX6697_REG_STAT(n) (0x44 + (n)) @@ -562,12 +563,12 @@ static int max6697_init_chip(struct max6697_data *data, return ret; ret = i2c_smbus_write_byte_data(client, MAX6697_REG_ALERT_MASK, - MAX6697_MAP_BITS(pdata->alert_mask)); + MAX6697_ALERT_MAP_BITS(pdata->alert_mask)); if (ret < 0) return ret; ret = i2c_smbus_write_byte_data(client, MAX6697_REG_OVERT_MASK, - MAX6697_MAP_BITS(pdata->over_temperature_mask)); + MAX6697_OVERT_MAP_BITS(pdata->over_temperature_mask)); if (ret < 0) return ret; diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig index a337195b1c39..ea516cec1d35 100644 --- a/drivers/hwmon/pmbus/Kconfig +++ b/drivers/hwmon/pmbus/Kconfig @@ -71,7 +71,7 @@ config SENSORS_IR35221 Infineon IR35221 controller. This driver can also be built as a module. If so, the module will - be called ir35521. + be called ir35221. config SENSORS_IR38064 tristate "Infineon IR38064" diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index a420877ba533..2191575a448b 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -1869,7 +1869,7 @@ static int pmbus_add_fan_ctrl(struct i2c_client *client, struct pmbus_sensor *sensor; sensor = pmbus_add_sensor(data, "fan", "target", index, page, - PMBUS_VIRT_FAN_TARGET_1 + id, 0xff, PSC_FAN, + 0xff, PMBUS_VIRT_FAN_TARGET_1 + id, PSC_FAN, false, false, true); if (!sensor) @@ -1880,14 +1880,14 @@ static int pmbus_add_fan_ctrl(struct i2c_client *client, return 0; sensor = pmbus_add_sensor(data, "pwm", NULL, index, page, - PMBUS_VIRT_PWM_1 + id, 0xff, PSC_PWM, + 0xff, PMBUS_VIRT_PWM_1 + id, PSC_PWM, false, false, true); if (!sensor) return -ENOMEM; sensor = pmbus_add_sensor(data, "pwm", "enable", index, page, - PMBUS_VIRT_PWM_ENABLE_1 + id, 0xff, PSC_PWM, + 0xff, PMBUS_VIRT_PWM_ENABLE_1 + id, PSC_PWM, true, false, false); if (!sensor) @@ -1929,7 +1929,7 @@ static int pmbus_add_fan_attributes(struct i2c_client *client, continue; if (pmbus_add_sensor(data, "fan", "input", index, - page, pmbus_fan_registers[f], 0xff, + page, 0xff, pmbus_fan_registers[f], PSC_FAN, true, true, true) == NULL) return -ENOMEM; diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig index ef39c83aaf33..bae1dc08ec9a 100644 --- a/drivers/i2c/Kconfig +++ b/drivers/i2c/Kconfig @@ -113,11 +113,18 @@ config I2C_STUB config I2C_SLAVE bool "I2C slave support" + help + This enables Linux to act as an I2C slave device. Note that your I2C + bus master driver also needs to support this functionality. Please + read Documentation/i2c/slave-interface.rst for further details. if I2C_SLAVE config I2C_SLAVE_EEPROM tristate "I2C eeprom slave driver" + help + This backend makes Linux behave like an I2C EEPROM. Please read + Documentation/i2c/slave-eeprom-backend.rst for further details. endif diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c index 7f10312d1b88..388978775be0 100644 --- a/drivers/i2c/algos/i2c-algo-pca.c +++ b/drivers/i2c/algos/i2c-algo-pca.c @@ -314,7 +314,8 @@ static int pca_xfer(struct i2c_adapter *i2c_adap, DEB2("BUS ERROR - SDA Stuck low\n"); pca_reset(adap); goto out; - case 0x90: /* Bus error - SCL stuck low */ + case 0x78: /* Bus error - SCL stuck low (PCA9665) */ + case 0x90: /* Bus error - SCL stuck low (PCA9564) */ DEB2("BUS ERROR - SCL Stuck low\n"); pca_reset(adap); goto out; diff --git a/drivers/i2c/busses/i2c-designware-common.c b/drivers/i2c/busses/i2c-designware-common.c index e3a8640db7da..3c19aada4b30 100644 --- a/drivers/i2c/busses/i2c-designware-common.c +++ b/drivers/i2c/busses/i2c-designware-common.c @@ -286,10 +286,8 @@ int i2c_dw_acpi_configure(struct device *device) } EXPORT_SYMBOL_GPL(i2c_dw_acpi_configure); -void i2c_dw_acpi_adjust_bus_speed(struct device *device) +static u32 i2c_dw_acpi_round_bus_speed(struct device *device) { - struct dw_i2c_dev *dev = dev_get_drvdata(device); - struct i2c_timings *t = &dev->timings; u32 acpi_speed; int i; @@ -300,9 +298,22 @@ void i2c_dw_acpi_adjust_bus_speed(struct device *device) */ for (i = 0; i < ARRAY_SIZE(supported_speeds); i++) { if (acpi_speed >= supported_speeds[i]) - break; + return supported_speeds[i]; } - acpi_speed = i < ARRAY_SIZE(supported_speeds) ? supported_speeds[i] : 0; + + return 0; +} + +#else /* CONFIG_ACPI */ + +static inline u32 i2c_dw_acpi_round_bus_speed(struct device *device) { return 0; } + +#endif /* CONFIG_ACPI */ + +void i2c_dw_adjust_bus_speed(struct dw_i2c_dev *dev) +{ + u32 acpi_speed = i2c_dw_acpi_round_bus_speed(dev->dev); + struct i2c_timings *t = &dev->timings; /* * Find bus speed from the "clock-frequency" device property, ACPI @@ -315,9 +326,7 @@ void i2c_dw_acpi_adjust_bus_speed(struct device *device) else t->bus_freq_hz = I2C_MAX_FAST_MODE_FREQ; } -EXPORT_SYMBOL_GPL(i2c_dw_acpi_adjust_bus_speed); - -#endif /* CONFIG_ACPI */ +EXPORT_SYMBOL_GPL(i2c_dw_adjust_bus_speed); u32 i2c_dw_scl_hcnt(u32 ic_clk, u32 tSYMBOL, u32 tf, int cond, int offset) { diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h index 556673a1f61b..eb5ef4d0f463 100644 --- a/drivers/i2c/busses/i2c-designware-core.h +++ b/drivers/i2c/busses/i2c-designware-core.h @@ -361,11 +361,10 @@ static inline int i2c_dw_probe_lock_support(struct dw_i2c_dev *dev) { return 0; #endif int i2c_dw_validate_speed(struct dw_i2c_dev *dev); +void i2c_dw_adjust_bus_speed(struct dw_i2c_dev *dev); #if IS_ENABLED(CONFIG_ACPI) int i2c_dw_acpi_configure(struct device *device); -void i2c_dw_acpi_adjust_bus_speed(struct device *device); #else static inline int i2c_dw_acpi_configure(struct device *device) { return -ENODEV; } -static inline void i2c_dw_acpi_adjust_bus_speed(struct device *device) {} #endif diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index 947c096f86e3..8522134f9ea9 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -240,7 +240,7 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev, } } - i2c_dw_acpi_adjust_bus_speed(&pdev->dev); + i2c_dw_adjust_bus_speed(dev); if (has_acpi_companion(&pdev->dev)) i2c_dw_acpi_configure(&pdev->dev); diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 0de4e302fc6a..a71bc58fc03c 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -12,6 +12,7 @@ #include <linux/clk-provider.h> #include <linux/clk.h> #include <linux/delay.h> +#include <linux/dmi.h> #include <linux/err.h> #include <linux/errno.h> #include <linux/i2c.h> @@ -191,6 +192,17 @@ static int dw_i2c_plat_request_regs(struct dw_i2c_dev *dev) return ret; } +static const struct dmi_system_id dw_i2c_hwmon_class_dmi[] = { + { + .ident = "Qtechnology QT5222", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Qtechnology"), + DMI_MATCH(DMI_PRODUCT_NAME, "QT5222"), + }, + }, + { } /* terminate list */ +}; + static int dw_i2c_plat_probe(struct platform_device *pdev) { struct dw_i2c_platform_data *pdata = dev_get_platdata(&pdev->dev); @@ -228,7 +240,7 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) else i2c_parse_fw_timings(&pdev->dev, t, false); - i2c_dw_acpi_adjust_bus_speed(&pdev->dev); + i2c_dw_adjust_bus_speed(dev); if (pdev->dev.of_node) dw_i2c_of_configure(pdev); @@ -267,7 +279,8 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) adap = &dev->adapter; adap->owner = THIS_MODULE; - adap->class = I2C_CLASS_DEPRECATED; + adap->class = dmi_check_system(dw_i2c_hwmon_class_dmi) ? + I2C_CLASS_HWMON : I2C_CLASS_DEPRECATED; ACPI_COMPANION_SET(&adap->dev, ACPI_COMPANION(&pdev->dev)); adap->dev.of_node = pdev->dev.of_node; adap->nr = -1; diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c index bb810dee8fb5..73f139690e4e 100644 --- a/drivers/i2c/busses/i2c-eg20t.c +++ b/drivers/i2c/busses/i2c-eg20t.c @@ -180,6 +180,7 @@ static const struct pci_device_id pch_pcidev_id[] = { { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_I2C), 1, }, {0,} }; +MODULE_DEVICE_TABLE(pci, pch_pcidev_id); static irqreturn_t pch_i2c_handler(int irq, void *pData); diff --git a/drivers/i2c/busses/i2c-fsi.c b/drivers/i2c/busses/i2c-fsi.c index e0c256922d4f..977d6f524649 100644 --- a/drivers/i2c/busses/i2c-fsi.c +++ b/drivers/i2c/busses/i2c-fsi.c @@ -98,7 +98,7 @@ #define I2C_STAT_DAT_REQ BIT(25) #define I2C_STAT_CMD_COMP BIT(24) #define I2C_STAT_STOP_ERR BIT(23) -#define I2C_STAT_MAX_PORT GENMASK(19, 16) +#define I2C_STAT_MAX_PORT GENMASK(22, 16) #define I2C_STAT_ANY_INT BIT(15) #define I2C_STAT_SCL_IN BIT(11) #define I2C_STAT_SDA_IN BIT(10) diff --git a/drivers/i2c/busses/i2c-mlxcpld.c b/drivers/i2c/busses/i2c-mlxcpld.c index 2fd717d8dd30..71d7bae2cbca 100644 --- a/drivers/i2c/busses/i2c-mlxcpld.c +++ b/drivers/i2c/busses/i2c-mlxcpld.c @@ -337,9 +337,9 @@ static int mlxcpld_i2c_wait_for_tc(struct mlxcpld_i2c_priv *priv) if (priv->smbus_block && (val & MLXCPLD_I2C_SMBUS_BLK_BIT)) { mlxcpld_i2c_read_comm(priv, MLXCPLD_LPCI2C_NUM_DAT_REG, &datalen, 1); - if (unlikely(datalen > (I2C_SMBUS_BLOCK_MAX + 1))) { + if (unlikely(datalen > I2C_SMBUS_BLOCK_MAX)) { dev_err(priv->dev, "Incorrect smbus block read message len\n"); - return -E2BIG; + return -EPROTO; } } else { datalen = priv->xfer.data_len; diff --git a/drivers/i2c/i2c-core-smbus.c b/drivers/i2c/i2c-core-smbus.c index 56bb840142e3..f5c9787992e9 100644 --- a/drivers/i2c/i2c-core-smbus.c +++ b/drivers/i2c/i2c-core-smbus.c @@ -495,6 +495,13 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter *adapter, u16 addr, break; case I2C_SMBUS_BLOCK_DATA: case I2C_SMBUS_BLOCK_PROC_CALL: + if (msg[1].buf[0] > I2C_SMBUS_BLOCK_MAX) { + dev_err(&adapter->dev, + "Invalid block size returned: %d\n", + msg[1].buf[0]); + status = -EPROTO; + goto cleanup; + } for (i = 0; i < msg[1].buf[0] + 1; i++) data->block[i] = msg[1].buf[i]; break; diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index a2ed09a3c714..8c930bf1df89 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -829,13 +829,20 @@ static int ib_nl_get_path_rec_attrs_len(ib_sa_comp_mask comp_mask) return len; } -static int ib_nl_send_msg(struct ib_sa_query *query, gfp_t gfp_mask) +static int ib_nl_make_request(struct ib_sa_query *query, gfp_t gfp_mask) { struct sk_buff *skb = NULL; struct nlmsghdr *nlh; void *data; struct ib_sa_mad *mad; int len; + unsigned long flags; + unsigned long delay; + gfp_t gfp_flag; + int ret; + + INIT_LIST_HEAD(&query->list); + query->seq = (u32)atomic_inc_return(&ib_nl_sa_request_seq); mad = query->mad_buf->mad; len = ib_nl_get_path_rec_attrs_len(mad->sa_hdr.comp_mask); @@ -860,36 +867,25 @@ static int ib_nl_send_msg(struct ib_sa_query *query, gfp_t gfp_mask) /* Repair the nlmsg header length */ nlmsg_end(skb, nlh); - return rdma_nl_multicast(&init_net, skb, RDMA_NL_GROUP_LS, gfp_mask); -} + gfp_flag = ((gfp_mask & GFP_ATOMIC) == GFP_ATOMIC) ? GFP_ATOMIC : + GFP_NOWAIT; -static int ib_nl_make_request(struct ib_sa_query *query, gfp_t gfp_mask) -{ - unsigned long flags; - unsigned long delay; - int ret; + spin_lock_irqsave(&ib_nl_request_lock, flags); + ret = rdma_nl_multicast(&init_net, skb, RDMA_NL_GROUP_LS, gfp_flag); - INIT_LIST_HEAD(&query->list); - query->seq = (u32)atomic_inc_return(&ib_nl_sa_request_seq); + if (ret) + goto out; - /* Put the request on the list first.*/ - spin_lock_irqsave(&ib_nl_request_lock, flags); + /* Put the request on the list.*/ delay = msecs_to_jiffies(sa_local_svc_timeout_ms); query->timeout = delay + jiffies; list_add_tail(&query->list, &ib_nl_request_list); /* Start the timeout if this is the only request */ if (ib_nl_request_list.next == &query->list) queue_delayed_work(ib_nl_wq, &ib_nl_timed_work, delay); - spin_unlock_irqrestore(&ib_nl_request_lock, flags); - ret = ib_nl_send_msg(query, gfp_mask); - if (ret) { - ret = -EIO; - /* Remove the request */ - spin_lock_irqsave(&ib_nl_request_lock, flags); - list_del(&query->list); - spin_unlock_irqrestore(&ib_nl_request_lock, flags); - } +out: + spin_unlock_irqrestore(&ib_nl_request_lock, flags); return ret; } diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c index 5eed4360695f..cb7ad1288821 100644 --- a/drivers/infiniband/hw/hfi1/init.c +++ b/drivers/infiniband/hw/hfi1/init.c @@ -831,6 +831,29 @@ wq_error: } /** + * destroy_workqueues - destroy per port workqueues + * @dd: the hfi1_ib device + */ +static void destroy_workqueues(struct hfi1_devdata *dd) +{ + int pidx; + struct hfi1_pportdata *ppd; + + for (pidx = 0; pidx < dd->num_pports; ++pidx) { + ppd = dd->pport + pidx; + + if (ppd->hfi1_wq) { + destroy_workqueue(ppd->hfi1_wq); + ppd->hfi1_wq = NULL; + } + if (ppd->link_wq) { + destroy_workqueue(ppd->link_wq); + ppd->link_wq = NULL; + } + } +} + +/** * enable_general_intr() - Enable the IRQs that will be handled by the * general interrupt handler. * @dd: valid devdata @@ -1103,15 +1126,10 @@ static void shutdown_device(struct hfi1_devdata *dd) * We can't count on interrupts since we are stopping. */ hfi1_quiet_serdes(ppd); - - if (ppd->hfi1_wq) { - destroy_workqueue(ppd->hfi1_wq); - ppd->hfi1_wq = NULL; - } - if (ppd->link_wq) { - destroy_workqueue(ppd->link_wq); - ppd->link_wq = NULL; - } + if (ppd->hfi1_wq) + flush_workqueue(ppd->hfi1_wq); + if (ppd->link_wq) + flush_workqueue(ppd->link_wq); } sdma_exit(dd); } @@ -1756,6 +1774,7 @@ static void remove_one(struct pci_dev *pdev) * clear dma engines, etc. */ shutdown_device(dd); + destroy_workqueues(dd); stop_timers(dd); diff --git a/drivers/infiniband/hw/hfi1/qp.c b/drivers/infiniband/hw/hfi1/qp.c index 0c2ae9f7b3e8..be62284e42d9 100644 --- a/drivers/infiniband/hw/hfi1/qp.c +++ b/drivers/infiniband/hw/hfi1/qp.c @@ -195,7 +195,7 @@ static inline int verbs_mtu_enum_to_int(struct ib_device *dev, enum ib_mtu mtu) { /* Constraining 10KB packets to 8KB packets */ if (mtu == (enum ib_mtu)OPA_MTU_10240) - mtu = OPA_MTU_8192; + mtu = (enum ib_mtu)OPA_MTU_8192; return opa_mtu_enum_to_int((enum opa_mtu)mtu); } @@ -367,7 +367,10 @@ bool _hfi1_schedule_send(struct rvt_qp *qp) struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); struct hfi1_pportdata *ppd = ppd_from_ibp(ibp); - struct hfi1_devdata *dd = dd_from_ibdev(qp->ibqp.device); + struct hfi1_devdata *dd = ppd->dd; + + if (dd->flags & HFI1_SHUTDOWN) + return true; return iowait_schedule(&priv->s_iowait, ppd->hfi1_wq, priv->s_sde ? diff --git a/drivers/infiniband/hw/hfi1/tid_rdma.c b/drivers/infiniband/hw/hfi1/tid_rdma.c index 243b4ba0b6f6..facff133139a 100644 --- a/drivers/infiniband/hw/hfi1/tid_rdma.c +++ b/drivers/infiniband/hw/hfi1/tid_rdma.c @@ -5406,7 +5406,10 @@ static bool _hfi1_schedule_tid_send(struct rvt_qp *qp) struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); struct hfi1_pportdata *ppd = ppd_from_ibp(ibp); - struct hfi1_devdata *dd = dd_from_ibdev(qp->ibqp.device); + struct hfi1_devdata *dd = ppd->dd; + + if ((dd->flags & HFI1_SHUTDOWN)) + return true; return iowait_tid_schedule(&priv->s_iowait, ppd->hfi1_wq, priv->s_sde ? diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 343a8b8361e7..6f99ed03d88e 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -511,7 +511,7 @@ static int mlx5_query_port_roce(struct ib_device *device, u8 port_num, mdev_port_num); if (err) goto out; - ext = MLX5_CAP_PCAM_FEATURE(dev->mdev, ptys_extended_ethernet); + ext = !!MLX5_GET_ETH_PROTO(ptys_reg, out, true, eth_proto_capability); eth_prot_oper = MLX5_GET_ETH_PROTO(ptys_reg, out, ext, eth_proto_oper); props->active_width = IB_WIDTH_4X; diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index f939c9b769f0..e050eade97a1 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -2668,6 +2668,10 @@ static int process_create_flags(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, if (qp_type == IB_QPT_RAW_PACKET && attr->rwq_ind_tbl) return (create_flags) ? -EINVAL : 0; + process_create_flag(dev, &create_flags, IB_QP_CREATE_NETIF_QP, + mlx5_get_flow_namespace(dev->mdev, + MLX5_FLOW_NAMESPACE_BYPASS), + qp); process_create_flag(dev, &create_flags, IB_QP_CREATE_INTEGRITY_EN, MLX5_CAP_GEN(mdev, sho), qp); @@ -3001,11 +3005,12 @@ destroy_qp: mlx5_ib_destroy_dct(qp); } else { /* - * The two lines below are temp solution till QP allocation + * These lines below are temp solution till QP allocation * will be moved to be under IB/core responsiblity. */ qp->ibqp.send_cq = attr->send_cq; qp->ibqp.recv_cq = attr->recv_cq; + qp->ibqp.pd = pd; destroy_qp_common(dev, qp, udata); } diff --git a/drivers/infiniband/sw/siw/siw_main.c b/drivers/infiniband/sw/siw/siw_main.c index a0b8cc643c5c..ed60c9e4643e 100644 --- a/drivers/infiniband/sw/siw/siw_main.c +++ b/drivers/infiniband/sw/siw/siw_main.c @@ -67,12 +67,13 @@ static int siw_device_register(struct siw_device *sdev, const char *name) static int dev_id = 1; int rv; + sdev->vendor_part_id = dev_id++; + rv = ib_register_device(base_dev, name); if (rv) { pr_warn("siw: device registration error %d\n", rv); return rv; } - sdev->vendor_part_id = dev_id++; siw_dbg(base_dev, "HWaddr=%pM\n", sdev->netdev->dev_addr); diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index b510f67dfa49..6dc49ed8377a 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -211,7 +211,7 @@ config INTEL_IOMMU_DEBUGFS config INTEL_IOMMU_SVM bool "Support for Shared Virtual Memory with Intel IOMMU" - depends on INTEL_IOMMU && X86 + depends on INTEL_IOMMU && X86_64 select PCI_PASID select PCI_PRI select MMU_NOTIFIER diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c index cc46dff98fa0..683b812c5c47 100644 --- a/drivers/iommu/intel/dmar.c +++ b/drivers/iommu/intel/dmar.c @@ -898,7 +898,8 @@ int __init detect_intel_iommu(void) if (!ret) ret = dmar_walk_dmar_table((struct acpi_table_dmar *)dmar_tbl, &validate_drhd_cb); - if (!ret && !no_iommu && !iommu_detected && !dmar_disabled) { + if (!ret && !no_iommu && !iommu_detected && + (!dmar_disabled || dmar_platform_optin())) { iommu_detected = 1; /* Make sure ACS will be enabled */ pci_request_acs(); diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 9129663a7406..d759e7234e98 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -612,6 +612,12 @@ struct intel_iommu *domain_get_iommu(struct dmar_domain *domain) return g_iommus[iommu_id]; } +static inline bool iommu_paging_structure_coherency(struct intel_iommu *iommu) +{ + return sm_supported(iommu) ? + ecap_smpwc(iommu->ecap) : ecap_coherent(iommu->ecap); +} + static void domain_update_iommu_coherency(struct dmar_domain *domain) { struct dmar_drhd_unit *drhd; @@ -623,7 +629,7 @@ static void domain_update_iommu_coherency(struct dmar_domain *domain) for_each_domain_iommu(i, domain) { found = true; - if (!ecap_coherent(g_iommus[i]->ecap)) { + if (!iommu_paging_structure_coherency(g_iommus[i])) { domain->iommu_coherency = 0; break; } @@ -634,7 +640,7 @@ static void domain_update_iommu_coherency(struct dmar_domain *domain) /* No hardware attached; use lowest common denominator */ rcu_read_lock(); for_each_active_iommu(iommu, drhd) { - if (!ecap_coherent(iommu->ecap)) { + if (!iommu_paging_structure_coherency(iommu)) { domain->iommu_coherency = 0; break; } @@ -921,7 +927,7 @@ static struct dma_pte *pfn_to_dma_pte(struct dmar_domain *domain, domain_flush_cache(domain, tmp_page, VTD_PAGE_SIZE); pteval = ((uint64_t)virt_to_dma_pfn(tmp_page) << VTD_PAGE_SHIFT) | DMA_PTE_READ | DMA_PTE_WRITE; if (domain_use_first_level(domain)) - pteval |= DMA_FL_PTE_XD; + pteval |= DMA_FL_PTE_XD | DMA_FL_PTE_US; if (cmpxchg64(&pte->val, 0ULL, pteval)) /* Someone else set it while we were thinking; use theirs. */ free_pgtable_page(tmp_page); @@ -1951,7 +1957,6 @@ static inline void context_set_sm_rid2pasid(struct context_entry *context, unsigned long pasid) { context->hi |= pasid & ((1 << 20) - 1); - context->hi |= (1 << 20); } /* @@ -2095,7 +2100,8 @@ static int domain_context_mapping_one(struct dmar_domain *domain, context_set_fault_enable(context); context_set_present(context); - domain_flush_cache(domain, context, sizeof(*context)); + if (!ecap_coherent(iommu->ecap)) + clflush_cache_range(context, sizeof(*context)); /* * It's a non-present to present mapping. If hardware doesn't cache @@ -2243,7 +2249,7 @@ static int __domain_mapping(struct dmar_domain *domain, unsigned long iov_pfn, attr = prot & (DMA_PTE_READ | DMA_PTE_WRITE | DMA_PTE_SNP); if (domain_use_first_level(domain)) - attr |= DMA_FL_PTE_PRESENT | DMA_FL_PTE_XD; + attr |= DMA_FL_PTE_PRESENT | DMA_FL_PTE_XD | DMA_FL_PTE_US; if (!sg) { sg_res = nr_pages; @@ -2695,7 +2701,9 @@ static int __init si_domain_init(int hw) end >> agaw_to_width(si_domain->agaw))) continue; - ret = iommu_domain_identity_map(si_domain, start, end); + ret = iommu_domain_identity_map(si_domain, + mm_to_dma_pfn(start >> PAGE_SHIFT), + mm_to_dma_pfn(end >> PAGE_SHIFT)); if (ret) return ret; } @@ -6021,6 +6029,23 @@ intel_iommu_domain_set_attr(struct iommu_domain *domain, return ret; } +/* + * Check that the device does not live on an external facing PCI port that is + * marked as untrusted. Such devices should not be able to apply quirks and + * thus not be able to bypass the IOMMU restrictions. + */ +static bool risky_device(struct pci_dev *pdev) +{ + if (pdev->untrusted) { + pci_info(pdev, + "Skipping IOMMU quirk for dev [%04X:%04X] on untrusted PCI link\n", + pdev->vendor, pdev->device); + pci_info(pdev, "Please check with your BIOS/Platform vendor about this\n"); + return true; + } + return false; +} + const struct iommu_ops intel_iommu_ops = { .capable = intel_iommu_capable, .domain_alloc = intel_iommu_domain_alloc, @@ -6060,6 +6085,9 @@ const struct iommu_ops intel_iommu_ops = { static void quirk_iommu_igfx(struct pci_dev *dev) { + if (risky_device(dev)) + return; + pci_info(dev, "Disabling IOMMU for graphics on this chipset\n"); dmar_map_gfx = 0; } @@ -6101,6 +6129,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x163D, quirk_iommu_igfx); static void quirk_iommu_rwbf(struct pci_dev *dev) { + if (risky_device(dev)) + return; + /* * Mobile 4 Series Chipset neglects to set RWBF capability, * but needs it. Same seems to hold for the desktop versions. @@ -6131,6 +6162,9 @@ static void quirk_calpella_no_shadow_gtt(struct pci_dev *dev) { unsigned short ggc; + if (risky_device(dev)) + return; + if (pci_read_config_word(dev, GGC, &ggc)) return; @@ -6164,6 +6198,12 @@ static void __init check_tylersburg_isoch(void) pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x3a3e, NULL); if (!pdev) return; + + if (risky_device(pdev)) { + pci_dev_put(pdev); + return; + } + pci_dev_put(pdev); /* System Management Registers. Might be hidden, in which case @@ -6173,6 +6213,11 @@ static void __init check_tylersburg_isoch(void) if (!pdev) return; + if (risky_device(pdev)) { + pci_dev_put(pdev); + return; + } + if (pci_read_config_dword(pdev, 0x188, &vtisochctrl)) { pci_dev_put(pdev); return; diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 29fead208cad..216b3b8392b5 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -563,7 +563,7 @@ config LOONGSON_PCH_PIC Support for the Loongson PCH PIC Controller. config LOONGSON_PCH_MSI - bool "Loongson PCH PIC Controller" + bool "Loongson PCH MSI Controller" depends on MACH_LOONGSON64 || COMPILE_TEST depends on PCI default MACH_LOONGSON64 diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index cd685f521c77..beac4caefad9 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -3797,10 +3797,10 @@ static void its_wait_vpt_parse_complete(void) if (!gic_rdists->has_vpend_valid_dirty) return; - WARN_ON_ONCE(readq_relaxed_poll_timeout(vlpi_base + GICR_VPENDBASER, - val, - !(val & GICR_VPENDBASER_Dirty), - 10, 500)); + WARN_ON_ONCE(readq_relaxed_poll_timeout_atomic(vlpi_base + GICR_VPENDBASER, + val, + !(val & GICR_VPENDBASER_Dirty), + 10, 500)); } static void its_vpe_schedule(struct its_vpe *vpe) @@ -4054,16 +4054,24 @@ static void its_vpe_4_1_deschedule(struct its_vpe *vpe, u64 val; if (info->req_db) { + unsigned long flags; + /* * vPE is going to block: make the vPE non-resident with * PendingLast clear and DB set. The GIC guarantees that if * we read-back PendingLast clear, then a doorbell will be * delivered when an interrupt comes. + * + * Note the locking to deal with the concurrent update of + * pending_last from the doorbell interrupt handler that can + * run concurrently. */ + raw_spin_lock_irqsave(&vpe->vpe_lock, flags); val = its_clear_vpend_valid(vlpi_base, GICR_VPENDBASER_PendingLast, GICR_VPENDBASER_4_1_DB); vpe->pending_last = !!(val & GICR_VPENDBASER_PendingLast); + raw_spin_unlock_irqrestore(&vpe->vpe_lock, flags); } else { /* * We're not blocking, so just make the vPE non-resident diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 00de05abd3c3..c17fabd6741e 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -329,10 +329,8 @@ static int gic_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu) static int gic_set_affinity(struct irq_data *d, const struct cpumask *mask_val, bool force) { - void __iomem *reg = gic_dist_base(d) + GIC_DIST_TARGET + (gic_irq(d) & ~3); - unsigned int cpu, shift = (gic_irq(d) % 4) * 8; - u32 val, mask, bit; - unsigned long flags; + void __iomem *reg = gic_dist_base(d) + GIC_DIST_TARGET + gic_irq(d); + unsigned int cpu; if (!force) cpu = cpumask_any_and(mask_val, cpu_online_mask); @@ -342,13 +340,7 @@ static int gic_set_affinity(struct irq_data *d, const struct cpumask *mask_val, if (cpu >= NR_GIC_CPU_IF || cpu >= nr_cpu_ids) return -EINVAL; - gic_lock_irqsave(flags); - mask = 0xff << shift; - bit = gic_cpu_map[cpu] << shift; - val = readl_relaxed(reg) & ~mask; - writel_relaxed(val | bit, reg); - gic_unlock_irqrestore(flags); - + writeb_relaxed(gic_cpu_map[cpu], reg); irq_data_update_effective_affinity(d, cpumask_of(cpu)); return IRQ_SET_MASK_OK_DONE; diff --git a/drivers/irqchip/irq-riscv-intc.c b/drivers/irqchip/irq-riscv-intc.c index a6f97fa6ff69..8017f6d32d52 100644 --- a/drivers/irqchip/irq-riscv-intc.c +++ b/drivers/irqchip/irq-riscv-intc.c @@ -99,7 +99,7 @@ static int __init riscv_intc_init(struct device_node *node, hartid = riscv_of_parent_hartid(node); if (hartid < 0) { - pr_warn("unable to fine hart id for %pOF\n", node); + pr_warn("unable to find hart id for %pOF\n", node); return 0; } diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index ac83f5002ce5..489935d5f22d 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -1471,7 +1471,7 @@ static void retrieve_deps(struct dm_table *table, /* * Check we have enough space. */ - needed = sizeof(*deps) + (sizeof(*deps->dev) * count); + needed = struct_size(deps, dev, count); if (len < needed) { param->flags |= DM_BUFFER_FULL_FLAG; return; diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index f60c02512121..85e0daabad49 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -146,10 +146,6 @@ static void rq_end_stats(struct mapped_device *md, struct request *orig) */ static void rq_completed(struct mapped_device *md) { - /* nudge anyone waiting on suspend queue */ - if (unlikely(wq_has_sleeper(&md->wait))) - wake_up(&md->wait); - /* * dm_put() must be at the end of this function. See the comment above */ diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index 74f3c506f084..5358894bb9fd 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -282,6 +282,8 @@ static int persistent_memory_claim(struct dm_writecache *wc) while (daa-- && i < p) { pages[i++] = pfn_t_to_page(pfn); pfn.val++; + if (!(i & 15)) + cond_resched(); } } while (i < p); wc->memory_map = vmap(pages, p, VM_MAP, PAGE_KERNEL); @@ -849,10 +851,14 @@ static void writecache_discard(struct dm_writecache *wc, sector_t start, sector_ if (likely(!e->write_in_progress)) { if (!discarded_something) { - writecache_wait_for_ios(wc, READ); - writecache_wait_for_ios(wc, WRITE); + if (!WC_MODE_PMEM(wc)) { + writecache_wait_for_ios(wc, READ); + writecache_wait_for_ios(wc, WRITE); + } discarded_something = true; } + if (!writecache_entry_is_committed(wc, e)) + wc->uncommitted_blocks--; writecache_free_entry(wc, e); } @@ -2260,6 +2266,12 @@ invalid_optional: } if (WC_MODE_PMEM(wc)) { + if (!dax_synchronous(wc->ssd_dev->dax_dev)) { + r = -EOPNOTSUPP; + ti->error = "Asynchronous persistent memory not supported as pmem cache"; + goto bad; + } + r = persistent_memory_claim(wc); if (r) { ti->error = "Unable to map persistent memory for cache"; diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c index 130b5a6d9f12..b298fefb022e 100644 --- a/drivers/md/dm-zoned-metadata.c +++ b/drivers/md/dm-zoned-metadata.c @@ -1078,7 +1078,8 @@ static int dmz_check_sb(struct dmz_metadata *zmd, struct dmz_sb *dsb, nr_meta_zones = (le32_to_cpu(sb->nr_meta_blocks) + zmd->zone_nr_blocks - 1) >> zmd->zone_nr_blocks_shift; if (!nr_meta_zones || - nr_meta_zones >= zmd->nr_rnd_zones) { + (zmd->nr_devs <= 1 && nr_meta_zones >= zmd->nr_rnd_zones) || + (zmd->nr_devs > 1 && nr_meta_zones >= zmd->nr_cache_zones)) { dmz_dev_err(dev, "Invalid number of metadata blocks"); return -ENXIO; } @@ -1949,7 +1950,7 @@ static struct dm_zone *dmz_get_rnd_zone_for_reclaim(struct dmz_metadata *zmd, unsigned int idx, bool idle) { struct dm_zone *dzone = NULL; - struct dm_zone *zone, *last = NULL; + struct dm_zone *zone, *maxw_z = NULL; struct list_head *zone_list; /* If we have cache zones select from the cache zone list */ @@ -1961,18 +1962,37 @@ static struct dm_zone *dmz_get_rnd_zone_for_reclaim(struct dmz_metadata *zmd, } else zone_list = &zmd->dev[idx].map_rnd_list; + /* + * Find the buffer zone with the heaviest weight or the first (oldest) + * data zone that can be reclaimed. + */ list_for_each_entry(zone, zone_list, link) { if (dmz_is_buf(zone)) { dzone = zone->bzone; - if (dzone->dev->dev_idx != idx) - continue; - if (!last) { - last = dzone; + if (dmz_is_rnd(dzone) && dzone->dev->dev_idx != idx) continue; - } - if (last->weight < dzone->weight) + if (!maxw_z || maxw_z->weight < dzone->weight) + maxw_z = dzone; + } else { + dzone = zone; + if (dmz_lock_zone_reclaim(dzone)) + return dzone; + } + } + + if (maxw_z && dmz_lock_zone_reclaim(maxw_z)) + return maxw_z; + + /* + * If we come here, none of the zones inspected could be locked for + * reclaim. Try again, being more aggressive, that is, find the + * first zone that can be reclaimed regardless of its weitght. + */ + list_for_each_entry(zone, zone_list, link) { + if (dmz_is_buf(zone)) { + dzone = zone->bzone; + if (dmz_is_rnd(dzone) && dzone->dev->dev_idx != idx) continue; - dzone = last; } else dzone = zone; if (dmz_lock_zone_reclaim(dzone)) @@ -2006,7 +2026,7 @@ static struct dm_zone *dmz_get_seq_zone_for_reclaim(struct dmz_metadata *zmd, struct dm_zone *dmz_get_zone_for_reclaim(struct dmz_metadata *zmd, unsigned int dev_idx, bool idle) { - struct dm_zone *zone; + struct dm_zone *zone = NULL; /* * Search for a zone candidate to reclaim: 2 cases are possible. @@ -2019,7 +2039,7 @@ struct dm_zone *dmz_get_zone_for_reclaim(struct dmz_metadata *zmd, dmz_lock_map(zmd); if (list_empty(&zmd->reserved_seq_zones_list)) zone = dmz_get_seq_zone_for_reclaim(zmd, dev_idx); - else + if (!zone) zone = dmz_get_rnd_zone_for_reclaim(zmd, dev_idx, idle); dmz_unlock_map(zmd); @@ -2197,8 +2217,15 @@ struct dm_zone *dmz_alloc_zone(struct dmz_metadata *zmd, unsigned int dev_idx, { struct list_head *list; struct dm_zone *zone; - int i = 0; + int i; + + /* Schedule reclaim to ensure free zones are available */ + if (!(flags & DMZ_ALLOC_RECLAIM)) { + for (i = 0; i < zmd->nr_devs; i++) + dmz_schedule_reclaim(zmd->dev[i].reclaim); + } + i = 0; again: if (flags & DMZ_ALLOC_CACHE) list = &zmd->unmap_cache_list; diff --git a/drivers/md/dm-zoned-reclaim.c b/drivers/md/dm-zoned-reclaim.c index 2261b4dd60b7..9c0ecc9568a4 100644 --- a/drivers/md/dm-zoned-reclaim.c +++ b/drivers/md/dm-zoned-reclaim.c @@ -377,6 +377,7 @@ static int dmz_do_reclaim(struct dmz_reclaim *zrc) dmz_metadata_label(zmd), zrc->dev_idx); return -EBUSY; } + rzone = dzone; start = jiffies; if (dmz_is_cache(dzone) || dmz_is_rnd(dzone)) { @@ -391,8 +392,6 @@ static int dmz_do_reclaim(struct dmz_reclaim *zrc) */ ret = dmz_reclaim_rnd_data(zrc, dzone); } - rzone = dzone; - } else { struct dm_zone *bzone = dzone->bzone; sector_t chunk_block = 0; @@ -415,7 +414,6 @@ static int dmz_do_reclaim(struct dmz_reclaim *zrc) * be later reclaimed. */ ret = dmz_reclaim_seq_data(zrc, dzone); - rzone = dzone; } } out: @@ -458,6 +456,8 @@ static unsigned int dmz_reclaim_percentage(struct dmz_reclaim *zrc) nr_zones = dmz_nr_rnd_zones(zmd, zrc->dev_idx); nr_unmap = dmz_nr_unmap_rnd_zones(zmd, zrc->dev_idx); } + if (nr_unmap <= 1) + return 0; return nr_unmap * 100 / nr_zones; } @@ -503,7 +503,7 @@ static void dmz_reclaim_work(struct work_struct *work) { struct dmz_reclaim *zrc = container_of(work, struct dmz_reclaim, work.work); struct dmz_metadata *zmd = zrc->metadata; - unsigned int p_unmap, nr_unmap_rnd = 0, nr_rnd = 0; + unsigned int p_unmap; int ret; if (dmz_dev_is_dying(zmd)) @@ -529,9 +529,6 @@ static void dmz_reclaim_work(struct work_struct *work) zrc->kc_throttle.throttle = min(75U, 100U - p_unmap / 2); } - nr_unmap_rnd = dmz_nr_unmap_rnd_zones(zmd, zrc->dev_idx); - nr_rnd = dmz_nr_rnd_zones(zmd, zrc->dev_idx); - DMDEBUG("(%s/%u): Reclaim (%u): %s, %u%% free zones (%u/%u cache %u/%u random)", dmz_metadata_label(zmd), zrc->dev_idx, zrc->kc_throttle.throttle, diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c index a907a9446c0b..42aa5139df7c 100644 --- a/drivers/md/dm-zoned-target.c +++ b/drivers/md/dm-zoned-target.c @@ -400,15 +400,7 @@ static void dmz_handle_bio(struct dmz_target *dmz, struct dm_chunk_work *cw, dm_per_bio_data(bio, sizeof(struct dmz_bioctx)); struct dmz_metadata *zmd = dmz->metadata; struct dm_zone *zone; - int i, ret; - - /* - * Write may trigger a zone allocation. So make sure the - * allocation can succeed. - */ - if (bio_op(bio) == REQ_OP_WRITE) - for (i = 0; i < dmz->nr_ddevs; i++) - dmz_schedule_reclaim(dmz->dev[i].reclaim); + int ret; dmz_lock_metadata(zmd); @@ -890,7 +882,7 @@ static int dmz_ctr(struct dm_target *ti, unsigned int argc, char **argv) } /* Set target (no write same support) */ - ti->max_io_len = dmz_zone_nr_sectors(dmz->metadata) << 9; + ti->max_io_len = dmz_zone_nr_sectors(dmz->metadata); ti->num_flush_bios = 1; ti->num_discard_bios = 1; ti->num_write_zeroes_bios = 1; diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 109e81f33edb..52449afd58eb 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -12,6 +12,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/mutex.h> +#include <linux/sched/mm.h> #include <linux/sched/signal.h> #include <linux/blkpg.h> #include <linux/bio.h> @@ -654,28 +655,6 @@ static void free_tio(struct dm_target_io *tio) bio_put(&tio->clone); } -static bool md_in_flight_bios(struct mapped_device *md) -{ - int cpu; - struct hd_struct *part = &dm_disk(md)->part0; - long sum = 0; - - for_each_possible_cpu(cpu) { - sum += part_stat_local_read_cpu(part, in_flight[0], cpu); - sum += part_stat_local_read_cpu(part, in_flight[1], cpu); - } - - return sum != 0; -} - -static bool md_in_flight(struct mapped_device *md) -{ - if (queue_is_mq(md->queue)) - return blk_mq_queue_inflight(md->queue); - else - return md_in_flight_bios(md); -} - u64 dm_start_time_ns_from_clone(struct bio *bio) { struct dm_target_io *tio = container_of(bio, struct dm_target_io, clone); @@ -1009,6 +988,7 @@ static void clone_endio(struct bio *bio) struct dm_io *io = tio->io; struct mapped_device *md = tio->io->md; dm_endio_fn endio = tio->ti->type->end_io; + struct bio *orig_bio = io->orig_bio; if (unlikely(error == BLK_STS_TARGET) && md->type != DM_TYPE_NVME_BIO_BASED) { if (bio_op(bio) == REQ_OP_DISCARD && @@ -1022,6 +1002,18 @@ static void clone_endio(struct bio *bio) disable_write_zeroes(md); } + /* + * For zone-append bios get offset in zone of the written + * sector and add that to the original bio sector pos. + */ + if (bio_op(orig_bio) == REQ_OP_ZONE_APPEND) { + sector_t written_sector = bio->bi_iter.bi_sector; + struct request_queue *q = orig_bio->bi_disk->queue; + u64 mask = (u64)blk_queue_zone_sectors(q) - 1; + + orig_bio->bi_iter.bi_sector += written_sector & mask; + } + if (endio) { int r = endio(tio->ti, bio, &error); switch (r) { @@ -1452,9 +1444,6 @@ static int __send_empty_flush(struct clone_info *ci) BUG_ON(bio_has_data(ci->bio)); while ((ti = dm_table_get_target(ci->map, target_nr++))) __send_duplicate_bios(ci, ti, ti->num_flush_bios, NULL); - - bio_disassociate_blkg(ci->bio); - return 0; } @@ -1642,6 +1631,7 @@ static blk_qc_t __split_and_process_bio(struct mapped_device *md, ci.bio = &flush_bio; ci.sector_count = 0; error = __send_empty_flush(&ci); + bio_uninit(ci.bio); /* dec_pending submits any data associated with flush */ } else if (op_is_zone_mgmt(bio_op(bio))) { ci.bio = bio; @@ -1716,6 +1706,7 @@ static blk_qc_t __process_bio(struct mapped_device *md, struct dm_table *map, ci.bio = &flush_bio; ci.sector_count = 0; error = __send_empty_flush(&ci); + bio_uninit(ci.bio); /* dec_pending submits any data associated with flush */ } else { struct dm_target_io *tio; @@ -2457,15 +2448,29 @@ void dm_put(struct mapped_device *md) } EXPORT_SYMBOL_GPL(dm_put); -static int dm_wait_for_completion(struct mapped_device *md, long task_state) +static bool md_in_flight_bios(struct mapped_device *md) +{ + int cpu; + struct hd_struct *part = &dm_disk(md)->part0; + long sum = 0; + + for_each_possible_cpu(cpu) { + sum += part_stat_local_read_cpu(part, in_flight[0], cpu); + sum += part_stat_local_read_cpu(part, in_flight[1], cpu); + } + + return sum != 0; +} + +static int dm_wait_for_bios_completion(struct mapped_device *md, long task_state) { int r = 0; DEFINE_WAIT(wait); - while (1) { + while (true) { prepare_to_wait(&md->wait, &wait, task_state); - if (!md_in_flight(md)) + if (!md_in_flight_bios(md)) break; if (signal_pending_state(task_state, current)) { @@ -2480,6 +2485,28 @@ static int dm_wait_for_completion(struct mapped_device *md, long task_state) return r; } +static int dm_wait_for_completion(struct mapped_device *md, long task_state) +{ + int r = 0; + + if (!queue_is_mq(md->queue)) + return dm_wait_for_bios_completion(md, task_state); + + while (true) { + if (!blk_mq_queue_inflight(md->queue)) + break; + + if (signal_pending_state(task_state, current)) { + r = -EINTR; + break; + } + + msleep(5); + } + + return r; +} + /* * Process the deferred bios */ @@ -2913,17 +2940,25 @@ EXPORT_SYMBOL_GPL(dm_internal_resume_fast); int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action, unsigned cookie) { + int r; + unsigned noio_flag; char udev_cookie[DM_COOKIE_LENGTH]; char *envp[] = { udev_cookie, NULL }; + noio_flag = memalloc_noio_save(); + if (!cookie) - return kobject_uevent(&disk_to_dev(md->disk)->kobj, action); + r = kobject_uevent(&disk_to_dev(md->disk)->kobj, action); else { snprintf(udev_cookie, DM_COOKIE_LENGTH, "%s=%u", DM_COOKIE_ENV_VAR_NAME, cookie); - return kobject_uevent_env(&disk_to_dev(md->disk)->kobj, - action, envp); + r = kobject_uevent_env(&disk_to_dev(md->disk)->kobj, + action, envp); } + + memalloc_noio_restore(noio_flag); + + return r; } uint32_t dm_next_uevent_seq(struct mapped_device *md) diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index a4ee6b86663e..b91e472ee764 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -39,8 +39,6 @@ * Troy Laramy <t-laramy@ti.com> */ -#include <asm/cacheflush.h> - #include <linux/clk.h> #include <linux/clkdev.h> #include <linux/delay.h> diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index 10c214bd0903..1ac9aef70dff 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -18,7 +18,6 @@ #include <linux/sched.h> #include <linux/slab.h> #include <linux/vmalloc.h> -#include <asm/cacheflush.h> #include <media/v4l2-dev.h> #include <media/v4l2-ioctl.h> diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 68aea22f2b89..5216487db4fb 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -1324,13 +1324,13 @@ mpt_host_page_alloc(MPT_ADAPTER *ioc, pIOCInit_t ioc_init) return 0; /* fw doesn't need any host buffers */ /* spin till we get enough memory */ - while(host_page_buffer_sz > 0) { - - if((ioc->HostPageBuffer = pci_alloc_consistent( - ioc->pcidev, - host_page_buffer_sz, - &ioc->HostPageBuffer_dma)) != NULL) { - + while (host_page_buffer_sz > 0) { + ioc->HostPageBuffer = + dma_alloc_coherent(&ioc->pcidev->dev, + host_page_buffer_sz, + &ioc->HostPageBuffer_dma, + GFP_KERNEL); + if (ioc->HostPageBuffer) { dinitprintk(ioc, printk(MYIOC_s_DEBUG_FMT "host_page_buffer @ %p, dma @ %x, sz=%d bytes\n", ioc->name, ioc->HostPageBuffer, @@ -2741,8 +2741,8 @@ mpt_adapter_disable(MPT_ADAPTER *ioc) sz = ioc->alloc_sz; dexitprintk(ioc, printk(MYIOC_s_INFO_FMT "free @ %p, sz=%d bytes\n", ioc->name, ioc->alloc, ioc->alloc_sz)); - pci_free_consistent(ioc->pcidev, sz, - ioc->alloc, ioc->alloc_dma); + dma_free_coherent(&ioc->pcidev->dev, sz, ioc->alloc, + ioc->alloc_dma); ioc->reply_frames = NULL; ioc->req_frames = NULL; ioc->alloc = NULL; @@ -2751,8 +2751,8 @@ mpt_adapter_disable(MPT_ADAPTER *ioc) if (ioc->sense_buf_pool != NULL) { sz = (ioc->req_depth * MPT_SENSE_BUFFER_ALLOC); - pci_free_consistent(ioc->pcidev, sz, - ioc->sense_buf_pool, ioc->sense_buf_pool_dma); + dma_free_coherent(&ioc->pcidev->dev, sz, ioc->sense_buf_pool, + ioc->sense_buf_pool_dma); ioc->sense_buf_pool = NULL; ioc->alloc_total -= sz; } @@ -2802,7 +2802,7 @@ mpt_adapter_disable(MPT_ADAPTER *ioc) "HostPageBuffer free @ %p, sz=%d bytes\n", ioc->name, ioc->HostPageBuffer, ioc->HostPageBuffer_sz)); - pci_free_consistent(ioc->pcidev, ioc->HostPageBuffer_sz, + dma_free_coherent(&ioc->pcidev->dev, ioc->HostPageBuffer_sz, ioc->HostPageBuffer, ioc->HostPageBuffer_dma); ioc->HostPageBuffer = NULL; ioc->HostPageBuffer_sz = 0; @@ -4497,7 +4497,8 @@ PrimeIocFifos(MPT_ADAPTER *ioc) ioc->name, sz, sz, num_chain)); total_size += sz; - mem = pci_alloc_consistent(ioc->pcidev, total_size, &alloc_dma); + mem = dma_alloc_coherent(&ioc->pcidev->dev, total_size, + &alloc_dma, GFP_KERNEL); if (mem == NULL) { printk(MYIOC_s_ERR_FMT "Unable to allocate Reply, Request, Chain Buffers!\n", ioc->name); @@ -4574,8 +4575,8 @@ PrimeIocFifos(MPT_ADAPTER *ioc) spin_unlock_irqrestore(&ioc->FreeQlock, flags); sz = (ioc->req_depth * MPT_SENSE_BUFFER_ALLOC); - ioc->sense_buf_pool = - pci_alloc_consistent(ioc->pcidev, sz, &ioc->sense_buf_pool_dma); + ioc->sense_buf_pool = dma_alloc_coherent(&ioc->pcidev->dev, sz, + &ioc->sense_buf_pool_dma, GFP_KERNEL); if (ioc->sense_buf_pool == NULL) { printk(MYIOC_s_ERR_FMT "Unable to allocate Sense Buffers!\n", ioc->name); @@ -4613,18 +4614,16 @@ out_fail: if (ioc->alloc != NULL) { sz = ioc->alloc_sz; - pci_free_consistent(ioc->pcidev, - sz, - ioc->alloc, ioc->alloc_dma); + dma_free_coherent(&ioc->pcidev->dev, sz, ioc->alloc, + ioc->alloc_dma); ioc->reply_frames = NULL; ioc->req_frames = NULL; ioc->alloc_total -= sz; } if (ioc->sense_buf_pool != NULL) { sz = (ioc->req_depth * MPT_SENSE_BUFFER_ALLOC); - pci_free_consistent(ioc->pcidev, - sz, - ioc->sense_buf_pool, ioc->sense_buf_pool_dma); + dma_free_coherent(&ioc->pcidev->dev, sz, ioc->sense_buf_pool, + ioc->sense_buf_pool_dma); ioc->sense_buf_pool = NULL; } diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index f0737c57ed5f..1491561d2e5c 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -118,8 +118,6 @@ int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); int mptscsih_resume(struct pci_dev *pdev); #endif -#define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* @@ -2422,7 +2420,7 @@ mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR /* Copy the sense received into the scsi command block. */ req_index = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); sense_data = ((u8 *)ioc->sense_buf_pool + (req_index * MPT_SENSE_BUFFER_ALLOC)); - memcpy(sc->sense_buffer, sense_data, SNS_LEN(sc)); + memcpy(sc->sense_buffer, sense_data, MPT_SENSE_BUFFER_ALLOC); /* Log SMART data (asc = 0x5D, non-IM case only) if required. */ diff --git a/drivers/misc/habanalabs/command_submission.c b/drivers/misc/habanalabs/command_submission.c index f82974a916c3..b0f62cbbdc87 100644 --- a/drivers/misc/habanalabs/command_submission.c +++ b/drivers/misc/habanalabs/command_submission.c @@ -62,6 +62,12 @@ static void hl_fence_release(struct dma_fence *fence) container_of(fence, struct hl_cs_compl, base_fence); struct hl_device *hdev = hl_cs_cmpl->hdev; + /* EBUSY means the CS was never submitted and hence we don't have + * an attached hw_sob object that we should handle here + */ + if (fence->error == -EBUSY) + goto free; + if ((hl_cs_cmpl->type == CS_TYPE_SIGNAL) || (hl_cs_cmpl->type == CS_TYPE_WAIT)) { @@ -92,6 +98,7 @@ static void hl_fence_release(struct dma_fence *fence) kref_put(&hl_cs_cmpl->hw_sob->kref, hl_sob_reset); } +free: kfree_rcu(hl_cs_cmpl, base_fence.rcu); } @@ -328,10 +335,16 @@ static void cs_do_release(struct kref *ref) hl_ctx_put(cs->ctx); + /* We need to mark an error for not submitted because in that case + * the dma fence release flow is different. Mainly, we don't need + * to handle hw_sob for signal/wait + */ if (cs->timedout) dma_fence_set_error(cs->fence, -ETIMEDOUT); else if (cs->aborted) dma_fence_set_error(cs->fence, -EIO); + else if (!cs->submitted) + dma_fence_set_error(cs->fence, -EBUSY); dma_fence_signal(cs->fence); dma_fence_put(cs->fence); diff --git a/drivers/misc/habanalabs/debugfs.c b/drivers/misc/habanalabs/debugfs.c index 3c8dcdfba20c..fc4372c18ce2 100644 --- a/drivers/misc/habanalabs/debugfs.c +++ b/drivers/misc/habanalabs/debugfs.c @@ -480,7 +480,7 @@ out: return 0; } -static ssize_t mmu_write(struct file *file, const char __user *buf, +static ssize_t mmu_asid_va_write(struct file *file, const char __user *buf, size_t count, loff_t *f_pos) { struct seq_file *s = file->private_data; @@ -1125,7 +1125,7 @@ static const struct hl_info_list hl_debugfs_list[] = { {"command_submission_jobs", command_submission_jobs_show, NULL}, {"userptr", userptr_show, NULL}, {"vm", vm_show, NULL}, - {"mmu", mmu_show, mmu_write}, + {"mmu", mmu_show, mmu_asid_va_write}, {"engines", engines_show, NULL} }; diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 61f88e9884ce..834470d10b46 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -96,7 +96,7 @@ #define GAUDI_NUM_OF_QM_ARB_ERR_CAUSE 3 -#define GAUDI_ARB_WDT_TIMEOUT 0x400000 +#define GAUDI_ARB_WDT_TIMEOUT 0x1000000 static const char gaudi_irq_name[GAUDI_MSI_ENTRIES][GAUDI_MAX_STRING_LEN] = { "gaudi cq 0_0", "gaudi cq 0_1", "gaudi cq 0_2", "gaudi cq 0_3", @@ -1893,6 +1893,8 @@ static void gaudi_init_pci_dma_qman(struct hl_device *hdev, int dma_id, WREG32(mmDMA0_QM_CP_MSG_BASE3_ADDR_LO_0 + q_off, so_base_ws_lo); WREG32(mmDMA0_QM_CP_MSG_BASE3_ADDR_HI_0 + q_off, so_base_ws_hi); + WREG32(mmDMA0_QM_CP_BARRIER_CFG_0 + q_off, 0x100); + /* The following configuration is needed only once per QMAN */ if (qman_id == 0) { /* Configure RAZWI IRQ */ @@ -2725,6 +2727,12 @@ static int gaudi_mmu_init(struct hl_device *hdev) WREG32(mmSTLB_HOP_CONFIGURATION, hdev->mmu_huge_page_opt ? 0x30440 : 0x40440); + /* + * The H/W expects the first PI after init to be 1. After wraparound + * we'll write 0. + */ + gaudi->mmu_cache_inv_pi = 1; + gaudi->hw_cap_initialized |= HW_CAP_MMU; return 0; @@ -3790,6 +3798,25 @@ static int gaudi_validate_dma_pkt_no_mmu(struct hl_device *hdev, src_in_host); } +static int gaudi_validate_load_and_exe_pkt(struct hl_device *hdev, + struct hl_cs_parser *parser, + struct packet_load_and_exe *user_pkt) +{ + u32 cfg; + + cfg = le32_to_cpu(user_pkt->cfg); + + if (cfg & GAUDI_PKT_LOAD_AND_EXE_CFG_DST_MASK) { + dev_err(hdev->dev, + "User not allowed to use Load and Execute\n"); + return -EPERM; + } + + parser->patched_cb_size += sizeof(struct packet_load_and_exe); + + return 0; +} + static int gaudi_validate_cb(struct hl_device *hdev, struct hl_cs_parser *parser, bool is_mmu) { @@ -3838,6 +3865,11 @@ static int gaudi_validate_cb(struct hl_device *hdev, rc = -EPERM; break; + case PACKET_LOAD_AND_EXE: + rc = gaudi_validate_load_and_exe_pkt(hdev, parser, + (struct packet_load_and_exe *) user_pkt); + break; + case PACKET_LIN_DMA: parser->contains_dma_pkt = true; if (is_mmu) @@ -3855,7 +3887,6 @@ static int gaudi_validate_cb(struct hl_device *hdev, case PACKET_FENCE: case PACKET_NOP: case PACKET_ARB_POINT: - case PACKET_LOAD_AND_EXE: parser->patched_cb_size += pkt_size; break; @@ -5994,6 +6025,8 @@ static int gaudi_mmu_invalidate_cache(struct hl_device *hdev, bool is_hard, mutex_lock(&hdev->mmu_cache_lock); /* L0 & L1 invalidation */ + WREG32(mmSTLB_INV_PS, 3); + WREG32(mmSTLB_CACHE_INV, gaudi->mmu_cache_inv_pi++); WREG32(mmSTLB_INV_PS, 2); rc = hl_poll_timeout( diff --git a/drivers/misc/habanalabs/gaudi/gaudiP.h b/drivers/misc/habanalabs/gaudi/gaudiP.h index a46530d375fa..41a8d9bff6bf 100644 --- a/drivers/misc/habanalabs/gaudi/gaudiP.h +++ b/drivers/misc/habanalabs/gaudi/gaudiP.h @@ -229,6 +229,8 @@ struct gaudi_internal_qman_info { * @multi_msi_mode: whether we are working in multi MSI single MSI mode. * Multi MSI is possible only with IOMMU enabled. * @ext_queue_idx: helper index for external queues initialization. + * @mmu_cache_inv_pi: PI for MMU cache invalidation flow. The H/W expects an + * 8-bit value so use u8. */ struct gaudi_device { int (*armcp_info_get)(struct hl_device *hdev); @@ -248,6 +250,7 @@ struct gaudi_device { u32 hw_cap_initialized; u8 multi_msi_mode; u8 ext_queue_idx; + u8 mmu_cache_inv_pi; }; void gaudi_init_security(struct hl_device *hdev); diff --git a/drivers/misc/habanalabs/include/gaudi/gaudi_packets.h b/drivers/misc/habanalabs/include/gaudi/gaudi_packets.h index 9a5800b0086b..0f0cd067bb43 100644 --- a/drivers/misc/habanalabs/include/gaudi/gaudi_packets.h +++ b/drivers/misc/habanalabs/include/gaudi/gaudi_packets.h @@ -197,6 +197,9 @@ struct packet_wait { __le32 ctl; }; +#define GAUDI_PKT_LOAD_AND_EXE_CFG_DST_SHIFT 0 +#define GAUDI_PKT_LOAD_AND_EXE_CFG_DST_MASK 0x00000001 + struct packet_load_and_exe { __le32 cfg; __le32 ctl; diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index 9392934e3a06..7becfc768bbc 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -94,6 +94,7 @@ #define MEI_DEV_ID_JSP_N 0x4DE0 /* Jasper Lake Point N */ #define MEI_DEV_ID_TGP_LP 0xA0E0 /* Tiger Lake Point LP */ +#define MEI_DEV_ID_TGP_H 0x43E0 /* Tiger Lake Point H */ #define MEI_DEV_ID_MCC 0x4B70 /* Mule Creek Canyon (EHL) */ #define MEI_DEV_ID_MCC_4 0x4B75 /* Mule Creek Canyon 4 (EHL) */ @@ -107,6 +108,8 @@ # define PCI_CFG_HFS_1_D0I3_MSK 0x80000000 #define PCI_CFG_HFS_2 0x48 #define PCI_CFG_HFS_3 0x60 +# define PCI_CFG_HFS_3_FW_SKU_MSK 0x00000070 +# define PCI_CFG_HFS_3_FW_SKU_SPS 0x00000060 #define PCI_CFG_HFS_4 0x64 #define PCI_CFG_HFS_5 0x68 #define PCI_CFG_HFS_6 0x6C diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c index f620442addf5..7649710a2ab9 100644 --- a/drivers/misc/mei/hw-me.c +++ b/drivers/misc/mei/hw-me.c @@ -1366,7 +1366,7 @@ static bool mei_me_fw_type_nm(struct pci_dev *pdev) #define MEI_CFG_FW_NM \ .quirk_probe = mei_me_fw_type_nm -static bool mei_me_fw_type_sps(struct pci_dev *pdev) +static bool mei_me_fw_type_sps_4(struct pci_dev *pdev) { u32 reg; unsigned int devfn; @@ -1382,7 +1382,36 @@ static bool mei_me_fw_type_sps(struct pci_dev *pdev) return (reg & 0xf0000) == 0xf0000; } -#define MEI_CFG_FW_SPS \ +#define MEI_CFG_FW_SPS_4 \ + .quirk_probe = mei_me_fw_type_sps_4 + +/** + * mei_me_fw_sku_sps() - check for sps sku + * + * Read ME FW Status register to check for SPS Firmware. + * The SPS FW is only signaled in pci function 0 + * + * @pdev: pci device + * + * Return: true in case of SPS firmware + */ +static bool mei_me_fw_type_sps(struct pci_dev *pdev) +{ + u32 reg; + u32 fw_type; + unsigned int devfn; + + devfn = PCI_DEVFN(PCI_SLOT(pdev->devfn), 0); + pci_bus_read_config_dword(pdev->bus, devfn, PCI_CFG_HFS_3, ®); + trace_mei_pci_cfg_read(&pdev->dev, "PCI_CFG_HFS_3", PCI_CFG_HFS_3, reg); + fw_type = (reg & PCI_CFG_HFS_3_FW_SKU_MSK); + + dev_dbg(&pdev->dev, "fw type is %d\n", fw_type); + + return fw_type == PCI_CFG_HFS_3_FW_SKU_SPS; +} + +#define MEI_CFG_FW_SPS \ .quirk_probe = mei_me_fw_type_sps #define MEI_CFG_FW_VER_SUPP \ @@ -1452,10 +1481,17 @@ static const struct mei_cfg mei_me_pch8_cfg = { }; /* PCH8 Lynx Point with quirk for SPS Firmware exclusion */ -static const struct mei_cfg mei_me_pch8_sps_cfg = { +static const struct mei_cfg mei_me_pch8_sps_4_cfg = { MEI_CFG_PCH8_HFS, MEI_CFG_FW_VER_SUPP, - MEI_CFG_FW_SPS, + MEI_CFG_FW_SPS_4, +}; + +/* LBG with quirk for SPS (4.0) Firmware exclusion */ +static const struct mei_cfg mei_me_pch12_sps_4_cfg = { + MEI_CFG_PCH8_HFS, + MEI_CFG_FW_VER_SUPP, + MEI_CFG_FW_SPS_4, }; /* Cannon Lake and newer devices */ @@ -1465,10 +1501,20 @@ static const struct mei_cfg mei_me_pch12_cfg = { MEI_CFG_DMA_128, }; -/* LBG with quirk for SPS Firmware exclusion */ +/* Cannon Lake with quirk for SPS 5.0 and newer Firmware exclusion */ static const struct mei_cfg mei_me_pch12_sps_cfg = { MEI_CFG_PCH8_HFS, MEI_CFG_FW_VER_SUPP, + MEI_CFG_DMA_128, + MEI_CFG_FW_SPS, +}; + +/* Cannon Lake with quirk for SPS 5.0 and newer Firmware exclusion + * w/o DMA support + */ +static const struct mei_cfg mei_me_pch12_nodma_sps_cfg = { + MEI_CFG_PCH8_HFS, + MEI_CFG_FW_VER_SUPP, MEI_CFG_FW_SPS, }; @@ -1480,6 +1526,15 @@ static const struct mei_cfg mei_me_pch15_cfg = { MEI_CFG_TRC, }; +/* Tiger Lake with quirk for SPS 5.0 and newer Firmware exclusion */ +static const struct mei_cfg mei_me_pch15_sps_cfg = { + MEI_CFG_PCH8_HFS, + MEI_CFG_FW_VER_SUPP, + MEI_CFG_DMA_128, + MEI_CFG_TRC, + MEI_CFG_FW_SPS, +}; + /* * mei_cfg_list - A list of platform platform specific configurations. * Note: has to be synchronized with enum mei_cfg_idx. @@ -1492,10 +1547,13 @@ static const struct mei_cfg *const mei_cfg_list[] = { [MEI_ME_PCH7_CFG] = &mei_me_pch7_cfg, [MEI_ME_PCH_CPT_PBG_CFG] = &mei_me_pch_cpt_pbg_cfg, [MEI_ME_PCH8_CFG] = &mei_me_pch8_cfg, - [MEI_ME_PCH8_SPS_CFG] = &mei_me_pch8_sps_cfg, + [MEI_ME_PCH8_SPS_4_CFG] = &mei_me_pch8_sps_4_cfg, [MEI_ME_PCH12_CFG] = &mei_me_pch12_cfg, + [MEI_ME_PCH12_SPS_4_CFG] = &mei_me_pch12_sps_4_cfg, [MEI_ME_PCH12_SPS_CFG] = &mei_me_pch12_sps_cfg, + [MEI_ME_PCH12_SPS_NODMA_CFG] = &mei_me_pch12_nodma_sps_cfg, [MEI_ME_PCH15_CFG] = &mei_me_pch15_cfg, + [MEI_ME_PCH15_SPS_CFG] = &mei_me_pch15_sps_cfg, }; const struct mei_cfg *mei_me_get_cfg(kernel_ulong_t idx) diff --git a/drivers/misc/mei/hw-me.h b/drivers/misc/mei/hw-me.h index b6b94e211464..6a8973649c49 100644 --- a/drivers/misc/mei/hw-me.h +++ b/drivers/misc/mei/hw-me.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* - * Copyright (c) 2012-2019, Intel Corporation. All rights reserved. + * Copyright (c) 2012-2020, Intel Corporation. All rights reserved. * Intel Management Engine Interface (Intel MEI) Linux driver */ @@ -76,14 +76,20 @@ struct mei_me_hw { * with quirk for Node Manager exclusion. * @MEI_ME_PCH8_CFG: Platform Controller Hub Gen8 and newer * client platforms. - * @MEI_ME_PCH8_SPS_CFG: Platform Controller Hub Gen8 and newer + * @MEI_ME_PCH8_SPS_4_CFG: Platform Controller Hub Gen8 and newer * servers platforms with quirk for * SPS firmware exclusion. * @MEI_ME_PCH12_CFG: Platform Controller Hub Gen12 and newer - * @MEI_ME_PCH12_SPS_CFG: Platform Controller Hub Gen12 and newer + * @MEI_ME_PCH12_SPS_4_CFG:Platform Controller Hub Gen12 up to 4.0 + * servers platforms with quirk for + * SPS firmware exclusion. + * @MEI_ME_PCH12_SPS_CFG: Platform Controller Hub Gen12 5.0 and newer * servers platforms with quirk for * SPS firmware exclusion. * @MEI_ME_PCH15_CFG: Platform Controller Hub Gen15 and newer + * @MEI_ME_PCH15_SPS_CFG: Platform Controller Hub Gen15 and newer + * servers platforms with quirk for + * SPS firmware exclusion. * @MEI_ME_NUM_CFG: Upper Sentinel. */ enum mei_cfg_idx { @@ -94,10 +100,13 @@ enum mei_cfg_idx { MEI_ME_PCH7_CFG, MEI_ME_PCH_CPT_PBG_CFG, MEI_ME_PCH8_CFG, - MEI_ME_PCH8_SPS_CFG, + MEI_ME_PCH8_SPS_4_CFG, MEI_ME_PCH12_CFG, + MEI_ME_PCH12_SPS_4_CFG, MEI_ME_PCH12_SPS_CFG, + MEI_ME_PCH12_SPS_NODMA_CFG, MEI_ME_PCH15_CFG, + MEI_ME_PCH15_SPS_CFG, MEI_ME_NUM_CFG, }; diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 71f795b510ce..2a3f2fd5df50 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -59,18 +59,18 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_1, MEI_ME_PCH7_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_2, MEI_ME_PCH7_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_3, MEI_ME_PCH7_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_H, MEI_ME_PCH8_SPS_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_W, MEI_ME_PCH8_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_H, MEI_ME_PCH8_SPS_4_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_W, MEI_ME_PCH8_SPS_4_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_LP, MEI_ME_PCH8_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_HR, MEI_ME_PCH8_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_HR, MEI_ME_PCH8_SPS_4_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_WPT_LP, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_WPT_LP_2, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_SPT, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_2, MEI_ME_PCH8_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H, MEI_ME_PCH8_SPS_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H_2, MEI_ME_PCH8_SPS_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH12_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H, MEI_ME_PCH8_SPS_4_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H_2, MEI_ME_PCH8_SPS_4_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH12_SPS_4_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_BXT_M, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_APL_I, MEI_ME_PCH8_CFG)}, @@ -84,8 +84,8 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_CNP_LP, MEI_ME_PCH12_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_CNP_LP_3, MEI_ME_PCH8_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H, MEI_ME_PCH12_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H_3, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H, MEI_ME_PCH12_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H_3, MEI_ME_PCH12_SPS_NODMA_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_CMP_LP, MEI_ME_PCH12_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_CMP_LP_3, MEI_ME_PCH8_CFG)}, @@ -96,6 +96,7 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_ICP_LP, MEI_ME_PCH12_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_TGP_LP, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_TGP_H, MEI_ME_PCH15_SPS_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_JSP_N, MEI_ME_PCH15_CFG)}, diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 7eb38d7482c6..08a3b1c05acb 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -1146,9 +1146,11 @@ static int meson_mmc_probe(struct platform_device *pdev) mmc->caps |= MMC_CAP_CMD23; if (host->dram_access_quirk) { + /* Limit segments to 1 due to low available sram memory */ + mmc->max_segs = 1; /* Limit to the available sram memory */ - mmc->max_segs = SD_EMMC_SRAM_DATA_BUF_LEN / mmc->max_blk_size; - mmc->max_blk_count = mmc->max_segs; + mmc->max_blk_count = SD_EMMC_SRAM_DATA_BUF_LEN / + mmc->max_blk_size; } else { mmc->max_blk_count = CMD_CFG_LENGTH_MASK; mmc->max_segs = SD_EMMC_DESC_BUF_LEN / diff --git a/drivers/mmc/host/owl-mmc.c b/drivers/mmc/host/owl-mmc.c index 5e20c099fe03..df43f42855e2 100644 --- a/drivers/mmc/host/owl-mmc.c +++ b/drivers/mmc/host/owl-mmc.c @@ -689,7 +689,7 @@ MODULE_DEVICE_TABLE(of, owl_mmc_of_match); static struct platform_driver owl_mmc_driver = { .driver = { .name = "owl_mmc", - .of_match_table = of_match_ptr(owl_mmc_of_match), + .of_match_table = owl_mmc_of_match, }, .probe = owl_mmc_probe, .remove = owl_mmc_remove, diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index b277dd7fbdb5..c0d58e9fcc33 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -618,8 +618,9 @@ static int msm_init_cm_dll(struct sdhci_host *host) config &= ~CORE_CLK_PWRSAVE; writel_relaxed(config, host->ioaddr + msm_offset->core_vendor_spec); - config = msm_host->dll_config; - writel_relaxed(config, host->ioaddr + msm_offset->core_dll_config); + if (msm_host->dll_config) + writel_relaxed(msm_host->dll_config, + host->ioaddr + msm_offset->core_dll_config); if (msm_host->use_14lpp_dll_reset) { config = readl_relaxed(host->ioaddr + diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 76d832a88e0c..7d930569a7df 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -1273,8 +1273,8 @@ int mtd_panic_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, return -EROFS; if (!len) return 0; - if (!mtd->oops_panic_write) - mtd->oops_panic_write = true; + if (!master->oops_panic_write) + master->oops_panic_write = true; return master->_panic_write(master, mtd_get_master_ofs(mtd, to), len, retlen, buf); diff --git a/drivers/mtd/nand/raw/nandsim.c b/drivers/mtd/nand/raw/nandsim.c index 0a5cb77966cc..f5a53aac3c5f 100644 --- a/drivers/mtd/nand/raw/nandsim.c +++ b/drivers/mtd/nand/raw/nandsim.c @@ -1761,7 +1761,7 @@ static void ns_switch_state(struct nandsim *ns) NS_DBG("switch_state: operation is unknown, try to find it\n"); - if (!ns_find_operation(ns, 0)) + if (ns_find_operation(ns, 0)) return; if ((ns->state & ACTION_MASK) && diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c index 94bfba994326..29255476afdb 100644 --- a/drivers/mtd/nand/raw/xway_nand.c +++ b/drivers/mtd/nand/raw/xway_nand.c @@ -224,7 +224,7 @@ static int xway_nand_remove(struct platform_device *pdev) struct nand_chip *chip = &data->chip; int ret; - ret = mtd_device_unregister(mtd); + ret = mtd_device_unregister(nand_to_mtd(chip)); WARN_ON(ret); nand_cleanup(chip); diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 4202411627f1..8f1d15ea15d9 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -1251,6 +1251,9 @@ static int ksz8795_switch_init(struct ksz_device *dev) return -ENOMEM; } + /* set the real number of ports */ + dev->ds->num_ports = dev->port_cnt; + return 0; } diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index b939e0b82aa0..687d442f3bc7 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1570,6 +1570,9 @@ static int ksz9477_switch_init(struct ksz_device *dev) return -ENOMEM; } + /* set the real number of ports */ + dev->ds->num_ports = dev->port_cnt; + return 0; } diff --git a/drivers/net/dsa/microchip/ksz9477_i2c.c b/drivers/net/dsa/microchip/ksz9477_i2c.c index 7d050fab0889..7951f52d860d 100644 --- a/drivers/net/dsa/microchip/ksz9477_i2c.c +++ b/drivers/net/dsa/microchip/ksz9477_i2c.c @@ -79,6 +79,7 @@ MODULE_DEVICE_TABLE(i2c, ksz9477_i2c_id); static const struct of_device_id ksz9477_dt_ids[] = { { .compatible = "microchip,ksz9477" }, { .compatible = "microchip,ksz9897" }, + { .compatible = "microchip,ksz9893" }, { .compatible = "microchip,ksz9567" }, {}, }; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c index 3c8e8047ea1e..d775b23025c1 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c @@ -1700,7 +1700,7 @@ void hw_atl_rpfl3l4_ipv6_src_addr_set(struct aq_hw_s *aq_hw, u8 location, for (i = 0; i < 4; ++i) aq_hw_write_reg(aq_hw, HW_ATL_RPF_L3_SRCA_ADR(location + i), - ipv6_src[i]); + ipv6_src[3 - i]); } void hw_atl_rpfl3l4_ipv6_dest_addr_set(struct aq_hw_s *aq_hw, u8 location, @@ -1711,7 +1711,7 @@ void hw_atl_rpfl3l4_ipv6_dest_addr_set(struct aq_hw_s *aq_hw, u8 location, for (i = 0; i < 4; ++i) aq_hw_write_reg(aq_hw, HW_ATL_RPF_L3_DSTA_ADR(location + i), - ipv6_dest[i]); + ipv6_dest[3 - i]); } u32 hw_atl_sem_ram_get(struct aq_hw_s *self) diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h index 06220792daf1..7430ff025134 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h @@ -1360,7 +1360,7 @@ */ /* Register address for bitfield pif_rpf_l3_da0_i[31:0] */ -#define HW_ATL_RPF_L3_DSTA_ADR(filter) (0x000053B0 + (filter) * 0x4) +#define HW_ATL_RPF_L3_DSTA_ADR(filter) (0x000053D0 + (filter) * 0x4) /* Bitmask for bitfield l3_da0[1F:0] */ #define HW_ATL_RPF_L3_DSTA_MSK 0xFFFFFFFFu /* Inverted bitmask for bitfield l3_da0[1F:0] */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index 3a9a51f7063a..392e32c7122a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -396,6 +396,7 @@ static void bnxt_free_vf_resources(struct bnxt *bp) } } + bp->pf.active_vfs = 0; kfree(bp->pf.vf); bp->pf.vf = NULL; } @@ -835,7 +836,6 @@ void bnxt_sriov_disable(struct bnxt *bp) bnxt_free_vf_resources(bp); - bp->pf.active_vfs = 0; /* Reclaim all resources for the PF. */ rtnl_lock(); bnxt_restore_pf_fw_resources(bp); diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 6c99a519ab06..e5e37aa81b02 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -2819,11 +2819,13 @@ static void macb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct macb *bp = netdev_priv(netdev); - wol->supported = 0; - wol->wolopts = 0; - - if (bp->wol & MACB_WOL_HAS_MAGIC_PACKET) + if (bp->wol & MACB_WOL_HAS_MAGIC_PACKET) { phylink_ethtool_get_wol(bp->phylink, wol); + wol->supported |= WAKE_MAGIC; + + if (bp->wol & MACB_WOL_ENABLED) + wol->wolopts |= WAKE_MAGIC; + } } static int macb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) @@ -2831,9 +2833,13 @@ static int macb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) struct macb *bp = netdev_priv(netdev); int ret; + /* Pass the order to phylink layer */ ret = phylink_ethtool_set_wol(bp->phylink, wol); - if (!ret) - return 0; + /* Don't manage WoL on MAC if handled by the PHY + * or if there's a failure in talking to the PHY + */ + if (!ret || ret != -EOPNOTSUPP) + return ret; if (!(bp->wol & MACB_WOL_HAS_MAGIC_PACKET) || (wol->wolopts & ~WAKE_MAGIC)) @@ -4413,7 +4419,7 @@ static int macb_probe(struct platform_device *pdev) bp->wol = 0; if (of_get_property(np, "magic-packet", NULL)) bp->wol |= MACB_WOL_HAS_MAGIC_PACKET; - device_init_wakeup(&pdev->dev, bp->wol & MACB_WOL_HAS_MAGIC_PACKET); + device_set_wakeup_capable(&pdev->dev, bp->wol & MACB_WOL_HAS_MAGIC_PACKET); spin_lock_init(&bp->lock); @@ -4589,10 +4595,10 @@ static int __maybe_unused macb_suspend(struct device *dev) bp->pm_data.scrt2 = gem_readl_n(bp, ETHT, SCRT2_ETHT); } - netif_carrier_off(netdev); if (bp->ptp_info) bp->ptp_info->ptp_remove(netdev); - pm_runtime_force_suspend(dev); + if (!device_may_wakeup(dev)) + pm_runtime_force_suspend(dev); return 0; } @@ -4607,7 +4613,8 @@ static int __maybe_unused macb_resume(struct device *dev) if (!netif_running(netdev)) return 0; - pm_runtime_force_resume(dev); + if (!device_may_wakeup(dev)) + pm_runtime_force_resume(dev); if (bp->wol & MACB_WOL_ENABLED) { macb_writel(bp, IDR, MACB_BIT(WOL)); @@ -4645,7 +4652,7 @@ static int __maybe_unused macb_runtime_suspend(struct device *dev) struct net_device *netdev = dev_get_drvdata(dev); struct macb *bp = netdev_priv(netdev); - if (!(device_may_wakeup(&bp->dev->dev))) { + if (!(device_may_wakeup(dev))) { clk_disable_unprepare(bp->tx_clk); clk_disable_unprepare(bp->hclk); clk_disable_unprepare(bp->pclk); @@ -4661,7 +4668,7 @@ static int __maybe_unused macb_runtime_resume(struct device *dev) struct net_device *netdev = dev_get_drvdata(dev); struct macb *bp = netdev_priv(netdev); - if (!(device_may_wakeup(&bp->dev->dev))) { + if (!(device_may_wakeup(dev))) { clk_prepare_enable(bp->pclk); clk_prepare_enable(bp->hclk); clk_prepare_enable(bp->tx_clk); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c index 482b633f7679..650db92cb11c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c @@ -1112,16 +1112,16 @@ static bool is_addr_all_mask(u8 *ipmask, int family) struct in_addr *addr; addr = (struct in_addr *)ipmask; - if (ntohl(addr->s_addr) == 0xffffffff) + if (addr->s_addr == htonl(0xffffffff)) return true; } else if (family == AF_INET6) { struct in6_addr *addr6; addr6 = (struct in6_addr *)ipmask; - if (ntohl(addr6->s6_addr32[0]) == 0xffffffff && - ntohl(addr6->s6_addr32[1]) == 0xffffffff && - ntohl(addr6->s6_addr32[2]) == 0xffffffff && - ntohl(addr6->s6_addr32[3]) == 0xffffffff) + if (addr6->s6_addr32[0] == htonl(0xffffffff) && + addr6->s6_addr32[1] == htonl(0xffffffff) && + addr6->s6_addr32[2] == htonl(0xffffffff) && + addr6->s6_addr32[3] == htonl(0xffffffff)) return true; } return false; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 0af5ee9975df..8a56491bb034 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3493,7 +3493,7 @@ int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, drv_fw = &fw_info->fw_hdr; /* Read the header of the firmware on the card */ - ret = -t4_read_flash(adap, FLASH_FW_START, + ret = t4_read_flash(adap, FLASH_FW_START, sizeof(*card_fw) / sizeof(uint32_t), (uint32_t *)card_fw, 1); if (ret == 0) { @@ -3522,8 +3522,8 @@ int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, should_install_fs_fw(adap, card_fw_usable, be32_to_cpu(fs_fw->fw_ver), be32_to_cpu(card_fw->fw_ver))) { - ret = -t4_fw_upgrade(adap, adap->mbox, fw_data, - fw_size, 0); + ret = t4_fw_upgrade(adap, adap->mbox, fw_data, + fw_size, 0); if (ret != 0) { dev_err(adap->pdev_dev, "failed to install firmware: %d\n", ret); @@ -3554,7 +3554,7 @@ int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, FW_HDR_FW_VER_MICRO_G(c), FW_HDR_FW_VER_BUILD_G(c), FW_HDR_FW_VER_MAJOR_G(k), FW_HDR_FW_VER_MINOR_G(k), FW_HDR_FW_VER_MICRO_G(k), FW_HDR_FW_VER_BUILD_G(k)); - ret = EINVAL; + ret = -EINVAL; goto bye; } diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index ad261e67f5a8..3f32b85ba2cf 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -266,7 +266,7 @@ static irqreturn_t enetc_msix(int irq, void *data) /* disable interrupts */ enetc_wr_reg(v->rbier, 0); - for_each_set_bit(i, &v->tx_rings_map, v->count_tx_rings) + for_each_set_bit(i, &v->tx_rings_map, ENETC_MAX_NUM_TXQS) enetc_wr_reg(v->tbier_base + ENETC_BDR_OFF(i), 0); napi_schedule_irqoff(&v->napi); @@ -302,7 +302,7 @@ static int enetc_poll(struct napi_struct *napi, int budget) /* enable interrupts */ enetc_wr_reg(v->rbier, ENETC_RBIER_RXTIE); - for_each_set_bit(i, &v->tx_rings_map, v->count_tx_rings) + for_each_set_bit(i, &v->tx_rings_map, ENETC_MAX_NUM_TXQS) enetc_wr_reg(v->tbier_base + ENETC_BDR_OFF(i), ENETC_TBIER_TXTIE); diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index a6cdd5b61921..d8d76da51c5e 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -525,11 +525,6 @@ struct fec_enet_private { unsigned int total_tx_ring_size; unsigned int total_rx_ring_size; - unsigned long work_tx; - unsigned long work_rx; - unsigned long work_ts; - unsigned long work_mdio; - struct platform_device *pdev; int dev_id; diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 9f80a33c5b16..795693874e31 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -75,8 +75,6 @@ static void fec_enet_itr_coal_init(struct net_device *ndev); #define DRIVER_NAME "fec" -#define FEC_ENET_GET_QUQUE(_x) ((_x == 0) ? 1 : ((_x == 1) ? 2 : 0)) - /* Pause frame feild and FIFO threshold */ #define FEC_ENET_FCE (1 << 5) #define FEC_ENET_RSEM_V 0x84 @@ -1247,8 +1245,6 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id) fep = netdev_priv(ndev); - queue_id = FEC_ENET_GET_QUQUE(queue_id); - txq = fep->tx_queue[queue_id]; /* get next bdp of dirty_tx */ nq = netdev_get_tx_queue(ndev, queue_id); @@ -1339,17 +1335,14 @@ skb_done: writel(0, txq->bd.reg_desc_active); } -static void -fec_enet_tx(struct net_device *ndev) +static void fec_enet_tx(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - u16 queue_id; - /* First process class A queue, then Class B and Best Effort queue */ - for_each_set_bit(queue_id, &fep->work_tx, FEC_ENET_MAX_TX_QS) { - clear_bit(queue_id, &fep->work_tx); - fec_enet_tx_queue(ndev, queue_id); - } - return; + int i; + + /* Make sure that AVB queues are processed first. */ + for (i = fep->num_tx_queues - 1; i >= 0; i--) + fec_enet_tx_queue(ndev, i); } static int @@ -1425,7 +1418,6 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) #ifdef CONFIG_M532x flush_cache_all(); #endif - queue_id = FEC_ENET_GET_QUQUE(queue_id); rxq = fep->rx_queue[queue_id]; /* First, grab all of the stats for the incoming packet. @@ -1549,6 +1541,7 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) htons(ETH_P_8021Q), vlan_tag); + skb_record_rx_queue(skb, queue_id); napi_gro_receive(&fep->napi, skb); if (is_copybreak) { @@ -1594,48 +1587,30 @@ rx_processing_done: return pkt_received; } -static int -fec_enet_rx(struct net_device *ndev, int budget) +static int fec_enet_rx(struct net_device *ndev, int budget) { - int pkt_received = 0; - u16 queue_id; struct fec_enet_private *fep = netdev_priv(ndev); + int i, done = 0; - for_each_set_bit(queue_id, &fep->work_rx, FEC_ENET_MAX_RX_QS) { - int ret; - - ret = fec_enet_rx_queue(ndev, - budget - pkt_received, queue_id); + /* Make sure that AVB queues are processed first. */ + for (i = fep->num_rx_queues - 1; i >= 0; i--) + done += fec_enet_rx_queue(ndev, budget - done, i); - if (ret < budget - pkt_received) - clear_bit(queue_id, &fep->work_rx); - - pkt_received += ret; - } - return pkt_received; + return done; } -static bool -fec_enet_collect_events(struct fec_enet_private *fep, uint int_events) +static bool fec_enet_collect_events(struct fec_enet_private *fep) { - if (int_events == 0) - return false; + uint int_events; + + int_events = readl(fep->hwp + FEC_IEVENT); - if (int_events & FEC_ENET_RXF_0) - fep->work_rx |= (1 << 2); - if (int_events & FEC_ENET_RXF_1) - fep->work_rx |= (1 << 0); - if (int_events & FEC_ENET_RXF_2) - fep->work_rx |= (1 << 1); + /* Don't clear MDIO events, we poll for those */ + int_events &= ~FEC_ENET_MII; - if (int_events & FEC_ENET_TXF_0) - fep->work_tx |= (1 << 2); - if (int_events & FEC_ENET_TXF_1) - fep->work_tx |= (1 << 0); - if (int_events & FEC_ENET_TXF_2) - fep->work_tx |= (1 << 1); + writel(int_events, fep->hwp + FEC_IEVENT); - return true; + return int_events != 0; } static irqreturn_t @@ -1643,18 +1618,9 @@ fec_enet_interrupt(int irq, void *dev_id) { struct net_device *ndev = dev_id; struct fec_enet_private *fep = netdev_priv(ndev); - uint int_events; irqreturn_t ret = IRQ_NONE; - int_events = readl(fep->hwp + FEC_IEVENT); - - /* Don't clear MDIO events, we poll for those */ - int_events &= ~FEC_ENET_MII; - - writel(int_events, fep->hwp + FEC_IEVENT); - fec_enet_collect_events(fep, int_events); - - if ((fep->work_tx || fep->work_rx) && fep->link) { + if (fec_enet_collect_events(fep) && fep->link) { ret = IRQ_HANDLED; if (napi_schedule_prep(&fep->napi)) { @@ -1671,17 +1637,19 @@ static int fec_enet_rx_napi(struct napi_struct *napi, int budget) { struct net_device *ndev = napi->dev; struct fec_enet_private *fep = netdev_priv(ndev); - int pkts; + int done = 0; - pkts = fec_enet_rx(ndev, budget); - - fec_enet_tx(ndev); + do { + done += fec_enet_rx(ndev, budget - done); + fec_enet_tx(ndev); + } while ((done < budget) && fec_enet_collect_events(fep)); - if (pkts < budget) { - napi_complete_done(napi, pkts); + if (done < budget) { + napi_complete_done(napi, done); writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK); } - return pkts; + + return done; } /* ------------------------------------------------------------------------- */ diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index b319a766889f..fe7d57aeffd8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -4140,9 +4140,8 @@ static void hns3_client_uninit(struct hnae3_handle *handle, bool reset) hns3_put_ring_config(priv); - hns3_dbg_uninit(handle); - out_netdev_free: + hns3_dbg_uninit(handle); free_netdev(netdev); } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 6b1545f982aa..2622e04e8eed 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -180,18 +180,21 @@ static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring, { struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector; unsigned char *packet = skb->data; + u32 len = skb_headlen(skb); u32 i; - for (i = 0; i < skb->len; i++) + len = min_t(u32, len, HNS3_NIC_LB_TEST_PACKET_SIZE); + + for (i = 0; i < len; i++) if (packet[i] != (unsigned char)(i & 0xff)) break; /* The packet is correctly received */ - if (i == skb->len) + if (i == HNS3_NIC_LB_TEST_PACKET_SIZE) tqp_vector->rx_group.total_packets++; else print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1, - skb->data, skb->len, true); + skb->data, len, true); dev_kfree_skb_any(skb); } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 96bfad52630d..d6bfdc6520df 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -9859,7 +9859,7 @@ retry: set_bit(HCLGE_STATE_RST_HANDLING, &hdev->state); hdev->reset_type = HNAE3_FLR_RESET; ret = hclge_reset_prepare(hdev); - if (ret) { + if (ret || hdev->reset_pending) { dev_err(&hdev->pdev->dev, "fail to prepare FLR, ret=%d\n", ret); if (hdev->reset_pending || diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index 1b9578d0bd80..a10b022d1951 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -1793,6 +1793,11 @@ static int hclgevf_reset_prepare_wait(struct hclgevf_dev *hdev) if (hdev->reset_type == HNAE3_VF_FUNC_RESET) { hclgevf_build_send_msg(&send_msg, HCLGE_MBX_RESET, 0); ret = hclgevf_send_mbx_msg(hdev, &send_msg, true, NULL, 0); + if (ret) { + dev_err(&hdev->pdev->dev, + "failed to assert VF reset, ret = %d\n", ret); + return ret; + } hdev->rst_stats.vf_func_rst_cnt++; } diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c index 45c137827a16..47c60d9752e4 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c @@ -880,6 +880,8 @@ err_aeqs_init: err_init_msix: err_pfhwdev_alloc: hinic_free_hwif(hwif); + if (err > 0) + err = -EIO; return ERR_PTR(err); } diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c index c33eb1147055..e0f5a81d8620 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c @@ -370,48 +370,89 @@ int hinic_msg_to_mgmt(struct hinic_pf_to_mgmt *pf_to_mgmt, MSG_NOT_RESP, timeout); } -/** - * mgmt_recv_msg_handler - handler for message from mgmt cpu - * @pf_to_mgmt: PF to MGMT channel - * @recv_msg: received message details - **/ -static void mgmt_recv_msg_handler(struct hinic_pf_to_mgmt *pf_to_mgmt, - struct hinic_recv_msg *recv_msg) +static void recv_mgmt_msg_work_handler(struct work_struct *work) { - struct hinic_hwif *hwif = pf_to_mgmt->hwif; - struct pci_dev *pdev = hwif->pdev; - u8 *buf_out = recv_msg->buf_out; + struct hinic_mgmt_msg_handle_work *mgmt_work = + container_of(work, struct hinic_mgmt_msg_handle_work, work); + struct hinic_pf_to_mgmt *pf_to_mgmt = mgmt_work->pf_to_mgmt; + struct pci_dev *pdev = pf_to_mgmt->hwif->pdev; + u8 *buf_out = pf_to_mgmt->mgmt_ack_buf; struct hinic_mgmt_cb *mgmt_cb; unsigned long cb_state; u16 out_size = 0; - if (recv_msg->mod >= HINIC_MOD_MAX) { + memset(buf_out, 0, MAX_PF_MGMT_BUF_SIZE); + + if (mgmt_work->mod >= HINIC_MOD_MAX) { dev_err(&pdev->dev, "Unknown MGMT MSG module = %d\n", - recv_msg->mod); + mgmt_work->mod); + kfree(mgmt_work->msg); + kfree(mgmt_work); return; } - mgmt_cb = &pf_to_mgmt->mgmt_cb[recv_msg->mod]; + mgmt_cb = &pf_to_mgmt->mgmt_cb[mgmt_work->mod]; cb_state = cmpxchg(&mgmt_cb->state, HINIC_MGMT_CB_ENABLED, HINIC_MGMT_CB_ENABLED | HINIC_MGMT_CB_RUNNING); if ((cb_state == HINIC_MGMT_CB_ENABLED) && (mgmt_cb->cb)) - mgmt_cb->cb(mgmt_cb->handle, recv_msg->cmd, - recv_msg->msg, recv_msg->msg_len, + mgmt_cb->cb(mgmt_cb->handle, mgmt_work->cmd, + mgmt_work->msg, mgmt_work->msg_len, buf_out, &out_size); else dev_err(&pdev->dev, "No MGMT msg handler, mod: %d, cmd: %d\n", - recv_msg->mod, recv_msg->cmd); + mgmt_work->mod, mgmt_work->cmd); mgmt_cb->state &= ~HINIC_MGMT_CB_RUNNING; - if (!recv_msg->async_mgmt_to_pf) + if (!mgmt_work->async_mgmt_to_pf) /* MGMT sent sync msg, send the response */ - msg_to_mgmt_async(pf_to_mgmt, recv_msg->mod, recv_msg->cmd, + msg_to_mgmt_async(pf_to_mgmt, mgmt_work->mod, mgmt_work->cmd, buf_out, out_size, MGMT_RESP, - recv_msg->msg_id); + mgmt_work->msg_id); + + kfree(mgmt_work->msg); + kfree(mgmt_work); +} + +/** + * mgmt_recv_msg_handler - handler for message from mgmt cpu + * @pf_to_mgmt: PF to MGMT channel + * @recv_msg: received message details + **/ +static void mgmt_recv_msg_handler(struct hinic_pf_to_mgmt *pf_to_mgmt, + struct hinic_recv_msg *recv_msg) +{ + struct hinic_mgmt_msg_handle_work *mgmt_work = NULL; + struct pci_dev *pdev = pf_to_mgmt->hwif->pdev; + + mgmt_work = kzalloc(sizeof(*mgmt_work), GFP_KERNEL); + if (!mgmt_work) { + dev_err(&pdev->dev, "Allocate mgmt work memory failed\n"); + return; + } + + if (recv_msg->msg_len) { + mgmt_work->msg = kzalloc(recv_msg->msg_len, GFP_KERNEL); + if (!mgmt_work->msg) { + dev_err(&pdev->dev, "Allocate mgmt msg memory failed\n"); + kfree(mgmt_work); + return; + } + } + + mgmt_work->pf_to_mgmt = pf_to_mgmt; + mgmt_work->msg_len = recv_msg->msg_len; + memcpy(mgmt_work->msg, recv_msg->msg, recv_msg->msg_len); + mgmt_work->msg_id = recv_msg->msg_id; + mgmt_work->mod = recv_msg->mod; + mgmt_work->cmd = recv_msg->cmd; + mgmt_work->async_mgmt_to_pf = recv_msg->async_mgmt_to_pf; + + INIT_WORK(&mgmt_work->work, recv_mgmt_msg_work_handler); + queue_work(pf_to_mgmt->workq, &mgmt_work->work); } /** @@ -546,6 +587,12 @@ static int alloc_msg_buf(struct hinic_pf_to_mgmt *pf_to_mgmt) if (!pf_to_mgmt->sync_msg_buf) return -ENOMEM; + pf_to_mgmt->mgmt_ack_buf = devm_kzalloc(&pdev->dev, + MAX_PF_MGMT_BUF_SIZE, + GFP_KERNEL); + if (!pf_to_mgmt->mgmt_ack_buf) + return -ENOMEM; + return 0; } @@ -571,6 +618,11 @@ int hinic_pf_to_mgmt_init(struct hinic_pf_to_mgmt *pf_to_mgmt, return 0; sema_init(&pf_to_mgmt->sync_msg_lock, 1); + pf_to_mgmt->workq = create_singlethread_workqueue("hinic_mgmt"); + if (!pf_to_mgmt->workq) { + dev_err(&pdev->dev, "Failed to initialize MGMT workqueue\n"); + return -ENOMEM; + } pf_to_mgmt->sync_msg_id = 0; err = alloc_msg_buf(pf_to_mgmt); @@ -605,4 +657,5 @@ void hinic_pf_to_mgmt_free(struct hinic_pf_to_mgmt *pf_to_mgmt) hinic_aeq_unregister_hw_cb(&hwdev->aeqs, HINIC_MSG_FROM_MGMT_CPU); hinic_api_cmd_free(pf_to_mgmt->cmd_chain); + destroy_workqueue(pf_to_mgmt->workq); } diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h index 919d2c6ffc35..e8a55b53c855 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h @@ -124,6 +124,7 @@ struct hinic_pf_to_mgmt { struct semaphore sync_msg_lock; u16 sync_msg_id; u8 *sync_msg_buf; + void *mgmt_ack_buf; struct hinic_recv_msg recv_resp_msg_from_mgmt; struct hinic_recv_msg recv_msg_from_mgmt; @@ -131,6 +132,21 @@ struct hinic_pf_to_mgmt { struct hinic_api_cmd_chain *cmd_chain[HINIC_API_CMD_MAX]; struct hinic_mgmt_cb mgmt_cb[HINIC_MOD_MAX]; + + struct workqueue_struct *workq; +}; + +struct hinic_mgmt_msg_handle_work { + struct work_struct work; + struct hinic_pf_to_mgmt *pf_to_mgmt; + + void *msg; + u16 msg_len; + + enum hinic_mod_type mod; + u8 cmd; + u16 msg_id; + int async_mgmt_to_pf; }; void hinic_register_mgmt_msg_cb(struct hinic_pf_to_mgmt *pf_to_mgmt, diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 37b9c75a5a60..7191902f6cfe 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -3965,7 +3965,7 @@ static void mvneta_mac_config(struct phylink_config *config, unsigned int mode, /* When at 2.5G, the link partner can send frames with shortened * preambles. */ - if (state->speed == SPEED_2500) + if (state->interface == PHY_INTERFACE_MODE_2500BASEX) new_ctrl4 |= MVNETA_GMAC4_SHORT_PREAMBLE_ENABLE; if (pp->phy_interface != state->interface) { diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index 241f00716979..fe54764caea9 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -203,7 +203,7 @@ io_error: static inline u16 gm_phy_read(struct sky2_hw *hw, unsigned port, u16 reg) { - u16 v; + u16 v = 0; __gm_phy_read(hw, port, reg, &v); return v; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/dcbnl.h b/drivers/net/ethernet/mellanox/mlx5/core/en/dcbnl.h index 7be6b2d36b60..9976de8b9047 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/dcbnl.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/dcbnl.h @@ -29,6 +29,7 @@ struct mlx5e_dcbx { bool manual_buffer; u32 cable_len; u32 xoff; + u16 port_buff_cell_sz; }; #define MLX5E_MAX_DSCP (64) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port.c b/drivers/net/ethernet/mellanox/mlx5/core/en/port.c index be83db63aca0..5de1cb9f5330 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/port.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port.c @@ -81,11 +81,26 @@ static const u32 mlx5e_ext_link_speed[MLX5E_EXT_LINK_MODES_NUMBER] = { [MLX5E_400GAUI_4_400GBASE_CR4_KR4] = 400000, }; +bool mlx5e_ptys_ext_supported(struct mlx5_core_dev *mdev) +{ + struct mlx5e_port_eth_proto eproto; + int err; + + if (MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet)) + return true; + + err = mlx5_port_query_eth_proto(mdev, 1, true, &eproto); + if (err) + return false; + + return !!eproto.cap; +} + static void mlx5e_port_get_speed_arr(struct mlx5_core_dev *mdev, const u32 **arr, u32 *size, bool force_legacy) { - bool ext = force_legacy ? false : MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + bool ext = force_legacy ? false : mlx5e_ptys_ext_supported(mdev); *size = ext ? ARRAY_SIZE(mlx5e_ext_link_speed) : ARRAY_SIZE(mlx5e_link_speed); @@ -180,7 +195,7 @@ int mlx5e_port_linkspeed(struct mlx5_core_dev *mdev, u32 *speed) bool ext; int err; - ext = MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + ext = mlx5e_ptys_ext_supported(mdev); err = mlx5_port_query_eth_proto(mdev, 1, ext, &eproto); if (err) goto out; @@ -208,7 +223,7 @@ int mlx5e_port_max_linkspeed(struct mlx5_core_dev *mdev, u32 *speed) int err; int i; - ext = MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + ext = mlx5e_ptys_ext_supported(mdev); err = mlx5_port_query_eth_proto(mdev, 1, ext, &eproto); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port.h b/drivers/net/ethernet/mellanox/mlx5/core/en/port.h index a2ddd446dd59..7a7defe60792 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/port.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port.h @@ -54,7 +54,7 @@ int mlx5e_port_linkspeed(struct mlx5_core_dev *mdev, u32 *speed); int mlx5e_port_max_linkspeed(struct mlx5_core_dev *mdev, u32 *speed); u32 mlx5e_port_speed2linkmodes(struct mlx5_core_dev *mdev, u32 speed, bool force_legacy); - +bool mlx5e_ptys_ext_supported(struct mlx5_core_dev *mdev); int mlx5e_port_query_pbmc(struct mlx5_core_dev *mdev, void *out); int mlx5e_port_set_pbmc(struct mlx5_core_dev *mdev, void *in); int mlx5e_port_query_priority2buffer(struct mlx5_core_dev *mdev, u8 *buffer); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c index ae99fac08b53..673f1c82d381 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c @@ -34,6 +34,7 @@ int mlx5e_port_query_buffer(struct mlx5e_priv *priv, struct mlx5e_port_buffer *port_buffer) { + u16 port_buff_cell_sz = priv->dcbx.port_buff_cell_sz; struct mlx5_core_dev *mdev = priv->mdev; int sz = MLX5_ST_SZ_BYTES(pbmc_reg); u32 total_used = 0; @@ -57,11 +58,11 @@ int mlx5e_port_query_buffer(struct mlx5e_priv *priv, port_buffer->buffer[i].epsb = MLX5_GET(bufferx_reg, buffer, epsb); port_buffer->buffer[i].size = - MLX5_GET(bufferx_reg, buffer, size) << MLX5E_BUFFER_CELL_SHIFT; + MLX5_GET(bufferx_reg, buffer, size) * port_buff_cell_sz; port_buffer->buffer[i].xon = - MLX5_GET(bufferx_reg, buffer, xon_threshold) << MLX5E_BUFFER_CELL_SHIFT; + MLX5_GET(bufferx_reg, buffer, xon_threshold) * port_buff_cell_sz; port_buffer->buffer[i].xoff = - MLX5_GET(bufferx_reg, buffer, xoff_threshold) << MLX5E_BUFFER_CELL_SHIFT; + MLX5_GET(bufferx_reg, buffer, xoff_threshold) * port_buff_cell_sz; total_used += port_buffer->buffer[i].size; mlx5e_dbg(HW, priv, "buffer %d: size=%d, xon=%d, xoff=%d, epsb=%d, lossy=%d\n", i, @@ -73,7 +74,7 @@ int mlx5e_port_query_buffer(struct mlx5e_priv *priv, } port_buffer->port_buffer_size = - MLX5_GET(pbmc_reg, out, port_buffer_size) << MLX5E_BUFFER_CELL_SHIFT; + MLX5_GET(pbmc_reg, out, port_buffer_size) * port_buff_cell_sz; port_buffer->spare_buffer_size = port_buffer->port_buffer_size - total_used; @@ -88,9 +89,9 @@ out: static int port_set_buffer(struct mlx5e_priv *priv, struct mlx5e_port_buffer *port_buffer) { + u16 port_buff_cell_sz = priv->dcbx.port_buff_cell_sz; struct mlx5_core_dev *mdev = priv->mdev; int sz = MLX5_ST_SZ_BYTES(pbmc_reg); - void *buffer; void *in; int err; int i; @@ -104,16 +105,18 @@ static int port_set_buffer(struct mlx5e_priv *priv, goto out; for (i = 0; i < MLX5E_MAX_BUFFER; i++) { - buffer = MLX5_ADDR_OF(pbmc_reg, in, buffer[i]); - - MLX5_SET(bufferx_reg, buffer, size, - port_buffer->buffer[i].size >> MLX5E_BUFFER_CELL_SHIFT); - MLX5_SET(bufferx_reg, buffer, lossy, - port_buffer->buffer[i].lossy); - MLX5_SET(bufferx_reg, buffer, xoff_threshold, - port_buffer->buffer[i].xoff >> MLX5E_BUFFER_CELL_SHIFT); - MLX5_SET(bufferx_reg, buffer, xon_threshold, - port_buffer->buffer[i].xon >> MLX5E_BUFFER_CELL_SHIFT); + void *buffer = MLX5_ADDR_OF(pbmc_reg, in, buffer[i]); + u64 size = port_buffer->buffer[i].size; + u64 xoff = port_buffer->buffer[i].xoff; + u64 xon = port_buffer->buffer[i].xon; + + do_div(size, port_buff_cell_sz); + do_div(xoff, port_buff_cell_sz); + do_div(xon, port_buff_cell_sz); + MLX5_SET(bufferx_reg, buffer, size, size); + MLX5_SET(bufferx_reg, buffer, lossy, port_buffer->buffer[i].lossy); + MLX5_SET(bufferx_reg, buffer, xoff_threshold, xoff); + MLX5_SET(bufferx_reg, buffer, xon_threshold, xon); } err = mlx5e_port_set_pbmc(mdev, in); @@ -143,7 +146,7 @@ static u32 calculate_xoff(struct mlx5e_priv *priv, unsigned int mtu) } static int update_xoff_threshold(struct mlx5e_port_buffer *port_buffer, - u32 xoff, unsigned int max_mtu) + u32 xoff, unsigned int max_mtu, u16 port_buff_cell_sz) { int i; @@ -155,7 +158,7 @@ static int update_xoff_threshold(struct mlx5e_port_buffer *port_buffer, } if (port_buffer->buffer[i].size < - (xoff + max_mtu + (1 << MLX5E_BUFFER_CELL_SHIFT))) { + (xoff + max_mtu + port_buff_cell_sz)) { pr_err("buffer_size[%d]=%d is not enough for lossless buffer\n", i, port_buffer->buffer[i].size); return -ENOMEM; @@ -175,6 +178,7 @@ static int update_xoff_threshold(struct mlx5e_port_buffer *port_buffer, * @pfc_en: <input> current pfc configuration * @buffer: <input> current prio to buffer mapping * @xoff: <input> xoff value + * @port_buff_cell_sz: <input> port buffer cell_size * @port_buffer: <output> port receive buffer configuration * @change: <output> * @@ -189,7 +193,7 @@ static int update_xoff_threshold(struct mlx5e_port_buffer *port_buffer, * sets change to true if buffer configuration was modified. */ static int update_buffer_lossy(unsigned int max_mtu, - u8 pfc_en, u8 *buffer, u32 xoff, + u8 pfc_en, u8 *buffer, u32 xoff, u16 port_buff_cell_sz, struct mlx5e_port_buffer *port_buffer, bool *change) { @@ -225,7 +229,7 @@ static int update_buffer_lossy(unsigned int max_mtu, } if (changed) { - err = update_xoff_threshold(port_buffer, xoff, max_mtu); + err = update_xoff_threshold(port_buffer, xoff, max_mtu, port_buff_cell_sz); if (err) return err; @@ -262,6 +266,7 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, u32 *buffer_size, u8 *prio2buffer) { + u16 port_buff_cell_sz = priv->dcbx.port_buff_cell_sz; struct mlx5e_port_buffer port_buffer; u32 xoff = calculate_xoff(priv, mtu); bool update_prio2buffer = false; @@ -282,7 +287,7 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, if (change & MLX5E_PORT_BUFFER_CABLE_LEN) { update_buffer = true; - err = update_xoff_threshold(&port_buffer, xoff, max_mtu); + err = update_xoff_threshold(&port_buffer, xoff, max_mtu, port_buff_cell_sz); if (err) return err; } @@ -292,7 +297,7 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, if (err) return err; - err = update_buffer_lossy(max_mtu, pfc->pfc_en, buffer, xoff, + err = update_buffer_lossy(max_mtu, pfc->pfc_en, buffer, xoff, port_buff_cell_sz, &port_buffer, &update_buffer); if (err) return err; @@ -304,7 +309,7 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, if (err) return err; - err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, + err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, port_buff_cell_sz, xoff, &port_buffer, &update_buffer); if (err) return err; @@ -329,7 +334,7 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, return -EINVAL; update_buffer = true; - err = update_xoff_threshold(&port_buffer, xoff, max_mtu); + err = update_xoff_threshold(&port_buffer, xoff, max_mtu, port_buff_cell_sz); if (err) return err; } @@ -337,7 +342,7 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, /* Need to update buffer configuration if xoff value is changed */ if (!update_buffer && xoff != priv->dcbx.xoff) { update_buffer = true; - err = update_xoff_threshold(&port_buffer, xoff, max_mtu); + err = update_xoff_threshold(&port_buffer, xoff, max_mtu, port_buff_cell_sz); if (err) return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.h b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.h index 34f55b81a0de..80af7a5ac604 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.h @@ -36,7 +36,6 @@ #include "port.h" #define MLX5E_MAX_BUFFER 8 -#define MLX5E_BUFFER_CELL_SHIFT 7 #define MLX5E_DEFAULT_CABLE_LEN 7 /* 7 meters */ #define MLX5_BUFFER_SUPPORTED(mdev) (MLX5_CAP_GEN(mdev, pcam_reg) && \ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c index a0913836c973..906292035088 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c @@ -6,7 +6,6 @@ #include <linux/rculist.h> #include <linux/rtnetlink.h> #include <linux/workqueue.h> -#include <linux/rwlock.h> #include <linux/spinlock.h> #include <linux/notifier.h> #include <net/netevent.h> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c index bc102d094bbd..d20243d6a032 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c @@ -1217,6 +1217,24 @@ static int mlx5e_trust_initialize(struct mlx5e_priv *priv) return 0; } +#define MLX5E_BUFFER_CELL_SHIFT 7 + +static u16 mlx5e_query_port_buffers_cell_size(struct mlx5e_priv *priv) +{ + struct mlx5_core_dev *mdev = priv->mdev; + u32 out[MLX5_ST_SZ_DW(sbcam_reg)] = {}; + u32 in[MLX5_ST_SZ_DW(sbcam_reg)] = {}; + + if (!MLX5_CAP_GEN(mdev, sbcam_reg)) + return (1 << MLX5E_BUFFER_CELL_SHIFT); + + if (mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(out), + MLX5_REG_SBCAM, 0, 0)) + return (1 << MLX5E_BUFFER_CELL_SHIFT); + + return MLX5_GET(sbcam_reg, out, cap_cell_size); +} + void mlx5e_dcbnl_initialize(struct mlx5e_priv *priv) { struct mlx5e_dcbx *dcbx = &priv->dcbx; @@ -1234,6 +1252,7 @@ void mlx5e_dcbnl_initialize(struct mlx5e_priv *priv) if (priv->dcbx.mode == MLX5E_DCBX_PARAM_VER_OPER_HOST) priv->dcbx.cap |= DCB_CAP_DCBX_HOST; + priv->dcbx.port_buff_cell_sz = mlx5e_query_port_buffers_cell_size(priv); priv->dcbx.manual_buffer = false; priv->dcbx.cable_len = MLX5E_DEFAULT_CABLE_LEN; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 6183bee7d21b..af849bc83c30 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -218,7 +218,7 @@ static void mlx5e_ethtool_get_speed_arr(struct mlx5_core_dev *mdev, struct ptys2ethtool_config **arr, u32 *size) { - bool ext = MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + bool ext = mlx5e_ptys_ext_supported(mdev); *arr = ext ? ptys2ext_ethtool_table : ptys2legacy_ethtool_table; *size = ext ? ARRAY_SIZE(ptys2ext_ethtool_table) : @@ -901,7 +901,7 @@ static void get_lp_advertising(struct mlx5_core_dev *mdev, u32 eth_proto_lp, struct ethtool_link_ksettings *link_ksettings) { unsigned long *lp_advertising = link_ksettings->link_modes.lp_advertising; - bool ext = MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + bool ext = mlx5e_ptys_ext_supported(mdev); ptys2ethtool_adver_link(lp_advertising, eth_proto_lp, ext); } @@ -931,7 +931,7 @@ int mlx5e_ethtool_get_link_ksettings(struct mlx5e_priv *priv, __func__, err); goto err_query_regs; } - ext = MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + ext = !!MLX5_GET_ETH_PROTO(ptys_reg, out, true, eth_proto_capability); eth_proto_cap = MLX5_GET_ETH_PROTO(ptys_reg, out, ext, eth_proto_capability); eth_proto_admin = MLX5_GET_ETH_PROTO(ptys_reg, out, ext, @@ -1085,7 +1085,7 @@ int mlx5e_ethtool_set_link_ksettings(struct mlx5e_priv *priv, autoneg = link_ksettings->base.autoneg; speed = link_ksettings->base.speed; - ext_supported = MLX5_CAP_PCAM_FEATURE(mdev, ptys_extended_ethernet); + ext_supported = mlx5e_ptys_ext_supported(mdev); ext = ext_requested(autoneg, adver, ext_supported); if (!ext_supported && ext) return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index e054726b2ac6..4e5d83f6334a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3138,9 +3138,6 @@ int mlx5e_open(struct net_device *netdev) mlx5_set_port_admin_status(priv->mdev, MLX5_PORT_UP); mutex_unlock(&priv->state_lock); - if (mlx5_vxlan_allowed(priv->mdev->vxlan)) - udp_tunnel_get_rx_info(netdev); - return err; } @@ -5154,6 +5151,10 @@ static int mlx5e_init_nic_rx(struct mlx5e_priv *priv) if (err) goto err_tc_nic_cleanup; +#ifdef CONFIG_MLX5_EN_ARFS + priv->netdev->rx_cpu_rmap = mlx5_eq_table_get_rmap(priv->mdev); +#endif + return 0; err_tc_nic_cleanup: @@ -5238,6 +5239,8 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv) rtnl_lock(); if (netif_running(netdev)) mlx5e_open(netdev); + if (mlx5_vxlan_allowed(priv->mdev->vxlan)) + udp_tunnel_get_rx_info(netdev); netif_device_attach(netdev); rtnl_unlock(); } @@ -5252,6 +5255,8 @@ static void mlx5e_nic_disable(struct mlx5e_priv *priv) rtnl_lock(); if (netif_running(priv->netdev)) mlx5e_close(priv->netdev); + if (mlx5_vxlan_allowed(priv->mdev->vxlan)) + udp_tunnel_drop_rx_info(priv->netdev); netif_device_detach(priv->netdev); rtnl_unlock(); @@ -5324,10 +5329,6 @@ int mlx5e_netdev_init(struct net_device *netdev, /* netdev init */ netif_carrier_off(netdev); -#ifdef CONFIG_MLX5_EN_ARFS - netdev->rx_cpu_rmap = mlx5_eq_table_get_rmap(mdev); -#endif - return 0; err_free_cpumask: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index fa41c49691a7..b366c46a5604 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -4591,9 +4591,10 @@ static bool is_flow_rule_duplicate_allowed(struct net_device *dev, struct mlx5e_rep_priv *rpriv) { /* Offloaded flow rule is allowed to duplicate on non-uplink representor - * sharing tc block with other slaves of a lag device. + * sharing tc block with other slaves of a lag device. Rpriv can be NULL if this + * function is called from NIC mode. */ - return netif_is_lag_port(dev) && rpriv->rep->vport != MLX5_VPORT_UPLINK; + return netif_is_lag_port(dev) && rpriv && rpriv->rep->vport != MLX5_VPORT_UPLINK; } int mlx5e_configure_flower(struct net_device *dev, struct mlx5e_priv *priv, @@ -4607,13 +4608,12 @@ int mlx5e_configure_flower(struct net_device *dev, struct mlx5e_priv *priv, rcu_read_lock(); flow = rhashtable_lookup(tc_ht, &f->cookie, tc_ht_params); - rcu_read_unlock(); if (flow) { /* Same flow rule offloaded to non-uplink representor sharing tc block, * just return 0. */ if (is_flow_rule_duplicate_allowed(dev, rpriv) && flow->orig_dev != dev) - goto out; + goto rcu_unlock; NL_SET_ERR_MSG_MOD(extack, "flow cookie already exists, ignoring"); @@ -4621,8 +4621,12 @@ int mlx5e_configure_flower(struct net_device *dev, struct mlx5e_priv *priv, "flow cookie %lx already exists, ignoring\n", f->cookie); err = -EEXIST; - goto out; + goto rcu_unlock; } +rcu_unlock: + rcu_read_unlock(); + if (flow) + goto out; trace_mlx5e_configure_flower(f); err = mlx5e_tc_add_flow(priv, f, flags, dev, &flow); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c index 5dc335e621c5..b68976b378b8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_lgcy.c @@ -217,7 +217,6 @@ int esw_acl_ingress_lgcy_setup(struct mlx5_eswitch *esw, } /* Create ingress allow rule */ - memset(spec, 0, sizeof(*spec)); spec->match_criteria_enable = MLX5_MATCH_OUTER_HEADERS; flow_act.action = MLX5_FLOW_CONTEXT_ACTION_ALLOW; vport->ingress.allow_rule = mlx5_add_flow_rules(vport->ingress.acl, spec, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c index 9f829e68fc73..e4186e84b3ff 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/port.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c @@ -293,7 +293,40 @@ static int mlx5_query_module_num(struct mlx5_core_dev *dev, int *module_num) return 0; } -static int mlx5_eeprom_page(int offset) +static int mlx5_query_module_id(struct mlx5_core_dev *dev, int module_num, + u8 *module_id) +{ + u32 in[MLX5_ST_SZ_DW(mcia_reg)] = {}; + u32 out[MLX5_ST_SZ_DW(mcia_reg)]; + int err, status; + u8 *ptr; + + MLX5_SET(mcia_reg, in, i2c_device_address, MLX5_I2C_ADDR_LOW); + MLX5_SET(mcia_reg, in, module, module_num); + MLX5_SET(mcia_reg, in, device_address, 0); + MLX5_SET(mcia_reg, in, page_number, 0); + MLX5_SET(mcia_reg, in, size, 1); + MLX5_SET(mcia_reg, in, l, 0); + + err = mlx5_core_access_reg(dev, in, sizeof(in), out, + sizeof(out), MLX5_REG_MCIA, 0, 0); + if (err) + return err; + + status = MLX5_GET(mcia_reg, out, status); + if (status) { + mlx5_core_err(dev, "query_mcia_reg failed: status: 0x%x\n", + status); + return -EIO; + } + ptr = MLX5_ADDR_OF(mcia_reg, out, dword_0); + + *module_id = ptr[0]; + + return 0; +} + +static int mlx5_qsfp_eeprom_page(u16 offset) { if (offset < MLX5_EEPROM_PAGE_LENGTH) /* Addresses between 0-255 - page 00 */ @@ -307,7 +340,7 @@ static int mlx5_eeprom_page(int offset) MLX5_EEPROM_HIGH_PAGE_LENGTH); } -static int mlx5_eeprom_high_page_offset(int page_num) +static int mlx5_qsfp_eeprom_high_page_offset(int page_num) { if (!page_num) /* Page 0 always start from low page */ return 0; @@ -316,35 +349,62 @@ static int mlx5_eeprom_high_page_offset(int page_num) return page_num * MLX5_EEPROM_HIGH_PAGE_LENGTH; } +static void mlx5_qsfp_eeprom_params_set(u16 *i2c_addr, int *page_num, u16 *offset) +{ + *i2c_addr = MLX5_I2C_ADDR_LOW; + *page_num = mlx5_qsfp_eeprom_page(*offset); + *offset -= mlx5_qsfp_eeprom_high_page_offset(*page_num); +} + +static void mlx5_sfp_eeprom_params_set(u16 *i2c_addr, int *page_num, u16 *offset) +{ + *i2c_addr = MLX5_I2C_ADDR_LOW; + *page_num = 0; + + if (*offset < MLX5_EEPROM_PAGE_LENGTH) + return; + + *i2c_addr = MLX5_I2C_ADDR_HIGH; + *offset -= MLX5_EEPROM_PAGE_LENGTH; +} + int mlx5_query_module_eeprom(struct mlx5_core_dev *dev, u16 offset, u16 size, u8 *data) { - int module_num, page_num, status, err; + int module_num, status, err, page_num = 0; + u32 in[MLX5_ST_SZ_DW(mcia_reg)] = {}; u32 out[MLX5_ST_SZ_DW(mcia_reg)]; - u32 in[MLX5_ST_SZ_DW(mcia_reg)]; - u16 i2c_addr; - void *ptr = MLX5_ADDR_OF(mcia_reg, out, dword_0); + u16 i2c_addr = 0; + u8 module_id; + void *ptr; err = mlx5_query_module_num(dev, &module_num); if (err) return err; - memset(in, 0, sizeof(in)); - size = min_t(int, size, MLX5_EEPROM_MAX_BYTES); - - /* Get the page number related to the given offset */ - page_num = mlx5_eeprom_page(offset); + err = mlx5_query_module_id(dev, module_num, &module_id); + if (err) + return err; - /* Set the right offset according to the page number, - * For page_num > 0, relative offset is always >= 128 (high page). - */ - offset -= mlx5_eeprom_high_page_offset(page_num); + switch (module_id) { + case MLX5_MODULE_ID_SFP: + mlx5_sfp_eeprom_params_set(&i2c_addr, &page_num, &offset); + break; + case MLX5_MODULE_ID_QSFP: + case MLX5_MODULE_ID_QSFP_PLUS: + case MLX5_MODULE_ID_QSFP28: + mlx5_qsfp_eeprom_params_set(&i2c_addr, &page_num, &offset); + break; + default: + mlx5_core_err(dev, "Module ID not recognized: 0x%x\n", module_id); + return -EINVAL; + } if (offset + size > MLX5_EEPROM_PAGE_LENGTH) /* Cross pages read, read until offset 256 in low page */ size -= offset + size - MLX5_EEPROM_PAGE_LENGTH; - i2c_addr = MLX5_I2C_ADDR_LOW; + size = min_t(int, size, MLX5_EEPROM_MAX_BYTES); MLX5_SET(mcia_reg, in, l, 0); MLX5_SET(mcia_reg, in, module, module_num); @@ -365,6 +425,7 @@ int mlx5_query_module_eeprom(struct mlx5_core_dev *dev, return -EIO; } + ptr = MLX5_ADDR_OF(mcia_reg, out, dword_0); memcpy(data, ptr, size); return size; diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index fd0e97de44e7..c04ec1a92826 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -1414,23 +1414,12 @@ static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core, u16 num_pages; int err; - mutex_init(&mlxsw_pci->cmd.lock); - init_waitqueue_head(&mlxsw_pci->cmd.wait); - mlxsw_pci->core = mlxsw_core; mbox = mlxsw_cmd_mbox_alloc(); if (!mbox) return -ENOMEM; - err = mlxsw_pci_mbox_alloc(mlxsw_pci, &mlxsw_pci->cmd.in_mbox); - if (err) - goto mbox_put; - - err = mlxsw_pci_mbox_alloc(mlxsw_pci, &mlxsw_pci->cmd.out_mbox); - if (err) - goto err_out_mbox_alloc; - err = mlxsw_pci_sw_reset(mlxsw_pci, mlxsw_pci->id); if (err) goto err_sw_reset; @@ -1537,9 +1526,6 @@ err_query_fw: mlxsw_pci_free_irq_vectors(mlxsw_pci); err_alloc_irq: err_sw_reset: - mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.out_mbox); -err_out_mbox_alloc: - mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.in_mbox); mbox_put: mlxsw_cmd_mbox_free(mbox); return err; @@ -1553,8 +1539,6 @@ static void mlxsw_pci_fini(void *bus_priv) mlxsw_pci_aqs_fini(mlxsw_pci); mlxsw_pci_fw_area_fini(mlxsw_pci); mlxsw_pci_free_irq_vectors(mlxsw_pci); - mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.out_mbox); - mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.in_mbox); } static struct mlxsw_pci_queue * @@ -1776,6 +1760,37 @@ static const struct mlxsw_bus mlxsw_pci_bus = { .features = MLXSW_BUS_F_TXRX | MLXSW_BUS_F_RESET, }; +static int mlxsw_pci_cmd_init(struct mlxsw_pci *mlxsw_pci) +{ + int err; + + mutex_init(&mlxsw_pci->cmd.lock); + init_waitqueue_head(&mlxsw_pci->cmd.wait); + + err = mlxsw_pci_mbox_alloc(mlxsw_pci, &mlxsw_pci->cmd.in_mbox); + if (err) + goto err_in_mbox_alloc; + + err = mlxsw_pci_mbox_alloc(mlxsw_pci, &mlxsw_pci->cmd.out_mbox); + if (err) + goto err_out_mbox_alloc; + + return 0; + +err_out_mbox_alloc: + mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.in_mbox); +err_in_mbox_alloc: + mutex_destroy(&mlxsw_pci->cmd.lock); + return err; +} + +static void mlxsw_pci_cmd_fini(struct mlxsw_pci *mlxsw_pci) +{ + mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.out_mbox); + mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.in_mbox); + mutex_destroy(&mlxsw_pci->cmd.lock); +} + static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { const char *driver_name = pdev->driver->name; @@ -1831,6 +1846,10 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mlxsw_pci->pdev = pdev; pci_set_drvdata(pdev, mlxsw_pci); + err = mlxsw_pci_cmd_init(mlxsw_pci); + if (err) + goto err_pci_cmd_init; + mlxsw_pci->bus_info.device_kind = driver_name; mlxsw_pci->bus_info.device_name = pci_name(mlxsw_pci->pdev); mlxsw_pci->bus_info.dev = &pdev->dev; @@ -1848,6 +1867,8 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; err_bus_device_register: + mlxsw_pci_cmd_fini(mlxsw_pci); +err_pci_cmd_init: iounmap(mlxsw_pci->hw_addr); err_ioremap: err_pci_resource_len_check: @@ -1865,6 +1886,7 @@ static void mlxsw_pci_remove(struct pci_dev *pdev) struct mlxsw_pci *mlxsw_pci = pci_get_drvdata(pdev); mlxsw_core_bus_device_unregister(mlxsw_pci->core, false); + mlxsw_pci_cmd_fini(mlxsw_pci); iounmap(mlxsw_pci->hw_addr); pci_release_regions(mlxsw_pci->pdev); pci_disable_device(mlxsw_pci->pdev); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 770de0222e7b..019ed503aadf 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -6262,7 +6262,7 @@ static int mlxsw_sp_router_fib_event(struct notifier_block *nb, } fib_work = kzalloc(sizeof(*fib_work), GFP_ATOMIC); - if (WARN_ON(!fib_work)) + if (!fib_work) return NOTIFY_BAD; fib_work->mlxsw_sp = router->mlxsw_sp; diff --git a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c index f7e3ce3de04d..e03ea9b18f95 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c @@ -468,12 +468,18 @@ static void ionic_get_ringparam(struct net_device *netdev, ring->rx_pending = lif->nrxq_descs; } +static void ionic_set_ringsize(struct ionic_lif *lif, void *arg) +{ + struct ethtool_ringparam *ring = arg; + + lif->ntxq_descs = ring->tx_pending; + lif->nrxq_descs = ring->rx_pending; +} + static int ionic_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { struct ionic_lif *lif = netdev_priv(netdev); - bool running; - int err; if (ring->rx_mini_pending || ring->rx_jumbo_pending) { netdev_info(netdev, "Changing jumbo or mini descriptors not supported\n"); @@ -491,22 +497,7 @@ static int ionic_set_ringparam(struct net_device *netdev, ring->rx_pending == lif->nrxq_descs) return 0; - err = ionic_wait_for_bit(lif, IONIC_LIF_F_QUEUE_RESET); - if (err) - return err; - - running = test_bit(IONIC_LIF_F_UP, lif->state); - if (running) - ionic_stop(netdev); - - lif->ntxq_descs = ring->tx_pending; - lif->nrxq_descs = ring->rx_pending; - - if (running) - ionic_open(netdev); - clear_bit(IONIC_LIF_F_QUEUE_RESET, lif->state); - - return 0; + return ionic_reset_queues(lif, ionic_set_ringsize, ring); } static void ionic_get_channels(struct net_device *netdev, @@ -521,12 +512,17 @@ static void ionic_get_channels(struct net_device *netdev, ch->combined_count = lif->nxqs; } +static void ionic_set_queuecount(struct ionic_lif *lif, void *arg) +{ + struct ethtool_channels *ch = arg; + + lif->nxqs = ch->combined_count; +} + static int ionic_set_channels(struct net_device *netdev, struct ethtool_channels *ch) { struct ionic_lif *lif = netdev_priv(netdev); - bool running; - int err; if (!ch->combined_count || ch->other_count || ch->rx_count || ch->tx_count) @@ -535,21 +531,7 @@ static int ionic_set_channels(struct net_device *netdev, if (ch->combined_count == lif->nxqs) return 0; - err = ionic_wait_for_bit(lif, IONIC_LIF_F_QUEUE_RESET); - if (err) - return err; - - running = test_bit(IONIC_LIF_F_UP, lif->state); - if (running) - ionic_stop(netdev); - - lif->nxqs = ch->combined_count; - - if (running) - ionic_open(netdev); - clear_bit(IONIC_LIF_F_QUEUE_RESET, lif->state); - - return 0; + return ionic_reset_queues(lif, ionic_set_queuecount, ch); } static u32 ionic_get_priv_flags(struct net_device *netdev) diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index aaa00edd9d5b..f49486b6d04d 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -1313,7 +1313,7 @@ static int ionic_change_mtu(struct net_device *netdev, int new_mtu) return err; netdev->mtu = new_mtu; - err = ionic_reset_queues(lif); + err = ionic_reset_queues(lif, NULL, NULL); return err; } @@ -1325,7 +1325,7 @@ static void ionic_tx_timeout_work(struct work_struct *ws) netdev_info(lif->netdev, "Tx Timeout recovery\n"); rtnl_lock(); - ionic_reset_queues(lif); + ionic_reset_queues(lif, NULL, NULL); rtnl_unlock(); } @@ -1673,6 +1673,14 @@ int ionic_open(struct net_device *netdev) if (err) goto err_out; + err = netif_set_real_num_tx_queues(netdev, lif->nxqs); + if (err) + goto err_txrx_deinit; + + err = netif_set_real_num_rx_queues(netdev, lif->nxqs); + if (err) + goto err_txrx_deinit; + /* don't start the queues until we have link */ if (netif_carrier_ok(netdev)) { err = ionic_start_queues(lif); @@ -1980,7 +1988,7 @@ static const struct net_device_ops ionic_netdev_ops = { .ndo_get_vf_stats = ionic_get_vf_stats, }; -int ionic_reset_queues(struct ionic_lif *lif) +int ionic_reset_queues(struct ionic_lif *lif, ionic_reset_cb cb, void *arg) { bool running; int err = 0; @@ -1993,12 +2001,19 @@ int ionic_reset_queues(struct ionic_lif *lif) if (running) { netif_device_detach(lif->netdev); err = ionic_stop(lif->netdev); + if (err) + goto reset_out; } - if (!err && running) { - ionic_open(lif->netdev); + + if (cb) + cb(lif, arg); + + if (running) { + err = ionic_open(lif->netdev); netif_device_attach(lif->netdev); } +reset_out: clear_bit(IONIC_LIF_F_QUEUE_RESET, lif->state); return err; diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.h b/drivers/net/ethernet/pensando/ionic/ionic_lif.h index c3428034a17b..ed126dd74e01 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.h @@ -248,6 +248,8 @@ static inline u32 ionic_coal_hw_to_usec(struct ionic *ionic, u32 units) return (units * div) / mult; } +typedef void (*ionic_reset_cb)(struct ionic_lif *lif, void *arg); + void ionic_link_status_check_request(struct ionic_lif *lif); void ionic_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *ns); @@ -267,7 +269,7 @@ int ionic_lif_rss_config(struct ionic_lif *lif, u16 types, int ionic_open(struct net_device *netdev); int ionic_stop(struct net_device *netdev); -int ionic_reset_queues(struct ionic_lif *lif); +int ionic_reset_queues(struct ionic_lif *lif, ionic_reset_cb cb, void *arg); static inline void debug_stats_txq_post(struct ionic_qcq *qcq, struct ionic_txq_desc *desc, bool dbell) diff --git a/drivers/net/ethernet/qlogic/qed/qed.h b/drivers/net/ethernet/qlogic/qed/qed.h index 68fe745c9b99..ced805399e4f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed.h +++ b/drivers/net/ethernet/qlogic/qed/qed.h @@ -850,6 +850,8 @@ struct qed_dev { struct qed_dbg_feature dbg_features[DBG_FEATURE_NUM]; u8 engine_for_debug; bool disable_ilt_dump; + bool dbg_bin_dump; + DECLARE_HASHTABLE(connections, 10); const struct firmware *firmware; diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c index 41ab23712bbd..6ab3e60d4928 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_debug.c +++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c @@ -7517,6 +7517,12 @@ static enum dbg_status format_feature(struct qed_hwfn *p_hwfn, if (p_hwfn->cdev->print_dbg_data) qed_dbg_print_feature(text_buf, text_size_bytes); + /* Just return the original binary buffer if requested */ + if (p_hwfn->cdev->dbg_bin_dump) { + vfree(text_buf); + return DBG_STATUS_OK; + } + /* Free the old dump_buf and point the dump_buf to the newly allocagted * and formatted text buffer. */ @@ -7742,7 +7748,9 @@ int qed_dbg_mcp_trace_size(struct qed_dev *cdev) #define REGDUMP_HEADER_SIZE_SHIFT 0 #define REGDUMP_HEADER_SIZE_MASK 0xffffff #define REGDUMP_HEADER_FEATURE_SHIFT 24 -#define REGDUMP_HEADER_FEATURE_MASK 0x3f +#define REGDUMP_HEADER_FEATURE_MASK 0x1f +#define REGDUMP_HEADER_BIN_DUMP_SHIFT 29 +#define REGDUMP_HEADER_BIN_DUMP_MASK 0x1 #define REGDUMP_HEADER_OMIT_ENGINE_SHIFT 30 #define REGDUMP_HEADER_OMIT_ENGINE_MASK 0x1 #define REGDUMP_HEADER_ENGINE_SHIFT 31 @@ -7780,6 +7788,7 @@ static u32 qed_calc_regdump_header(struct qed_dev *cdev, feature, feature_size); SET_FIELD(res, REGDUMP_HEADER_FEATURE, feature); + SET_FIELD(res, REGDUMP_HEADER_BIN_DUMP, 1); SET_FIELD(res, REGDUMP_HEADER_OMIT_ENGINE, omit_engine); SET_FIELD(res, REGDUMP_HEADER_ENGINE, engine); @@ -7803,6 +7812,7 @@ int qed_dbg_all_data(struct qed_dev *cdev, void *buffer) omit_engine = 1; mutex_lock(&qed_dbg_lock); + cdev->dbg_bin_dump = true; org_engine = qed_get_debug_engine(cdev); for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) { @@ -7940,6 +7950,10 @@ int qed_dbg_all_data(struct qed_dev *cdev, void *buffer) DP_ERR(cdev, "qed_dbg_mcp_trace failed. rc = %d\n", rc); } + /* Re-populate nvm attribute info */ + qed_mcp_nvm_info_free(p_hwfn); + qed_mcp_nvm_info_populate(p_hwfn); + /* nvm cfg1 */ rc = qed_dbg_nvm_image(cdev, (u8 *)buffer + offset + @@ -8002,6 +8016,7 @@ int qed_dbg_all_data(struct qed_dev *cdev, void *buffer) QED_NVM_IMAGE_MDUMP, "QED_NVM_IMAGE_MDUMP", rc); } + cdev->dbg_bin_dump = false; mutex_unlock(&qed_dbg_lock); return 0; diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index 74142896b707..491a6dbb5d73 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -4446,12 +4446,6 @@ static int qed_get_dev_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) return 0; } -static void qed_nvm_info_free(struct qed_hwfn *p_hwfn) -{ - kfree(p_hwfn->nvm_info.image_att); - p_hwfn->nvm_info.image_att = NULL; -} - static int qed_hw_prepare_single(struct qed_hwfn *p_hwfn, void __iomem *p_regview, void __iomem *p_doorbells, @@ -4536,7 +4530,7 @@ static int qed_hw_prepare_single(struct qed_hwfn *p_hwfn, return rc; err3: if (IS_LEAD_HWFN(p_hwfn)) - qed_nvm_info_free(p_hwfn); + qed_mcp_nvm_info_free(p_hwfn); err2: if (IS_LEAD_HWFN(p_hwfn)) qed_iov_free_hw_info(p_hwfn->cdev); @@ -4597,7 +4591,7 @@ int qed_hw_prepare(struct qed_dev *cdev, if (rc) { if (IS_PF(cdev)) { qed_init_free(p_hwfn); - qed_nvm_info_free(p_hwfn); + qed_mcp_nvm_info_free(p_hwfn); qed_mcp_free(p_hwfn); qed_hw_hwfn_free(p_hwfn); } @@ -4631,7 +4625,7 @@ void qed_hw_remove(struct qed_dev *cdev) qed_iov_free_hw_info(cdev); - qed_nvm_info_free(p_hwfn); + qed_mcp_nvm_info_free(p_hwfn); } static void qed_chain_free_next_ptr(struct qed_dev *cdev, diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index 25433d162a54..2d12bb27560c 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -3254,6 +3254,13 @@ err0: return rc; } +void qed_mcp_nvm_info_free(struct qed_hwfn *p_hwfn) +{ + kfree(p_hwfn->nvm_info.image_att); + p_hwfn->nvm_info.image_att = NULL; + p_hwfn->nvm_info.valid = false; +} + int qed_mcp_get_nvm_image_att(struct qed_hwfn *p_hwfn, enum qed_nvm_images image_id, diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.h b/drivers/net/ethernet/qlogic/qed/qed_mcp.h index d77b4c262cff..63a22a615e94 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.h +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.h @@ -1195,6 +1195,13 @@ void qed_mcp_read_ufp_config(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); int qed_mcp_nvm_info_populate(struct qed_hwfn *p_hwfn); /** + * @brief Delete nvm info shadow in the given hardware function + * + * @param p_hwfn + */ +void qed_mcp_nvm_info_free(struct qed_hwfn *p_hwfn); + +/** * @brief Get the engine affinity configuration. * * @param p_hwfn diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c index 40efe60eff8d..fcdecddb2812 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c @@ -47,15 +47,23 @@ static int rmnet_unregister_real_device(struct net_device *real_dev) return 0; } -static int rmnet_register_real_device(struct net_device *real_dev) +static int rmnet_register_real_device(struct net_device *real_dev, + struct netlink_ext_ack *extack) { struct rmnet_port *port; int rc, entry; ASSERT_RTNL(); - if (rmnet_is_real_dev_registered(real_dev)) + if (rmnet_is_real_dev_registered(real_dev)) { + port = rmnet_get_port_rtnl(real_dev); + if (port->rmnet_mode != RMNET_EPMODE_VND) { + NL_SET_ERR_MSG_MOD(extack, "bridge device already exists"); + return -EINVAL; + } + return 0; + } port = kzalloc(sizeof(*port), GFP_KERNEL); if (!port) @@ -133,7 +141,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev, mux_id = nla_get_u16(data[IFLA_RMNET_MUX_ID]); - err = rmnet_register_real_device(real_dev); + err = rmnet_register_real_device(real_dev, extack); if (err) goto err0; @@ -422,7 +430,7 @@ int rmnet_add_bridge(struct net_device *rmnet_dev, } if (port->rmnet_mode != RMNET_EPMODE_VND) { - NL_SET_ERR_MSG_MOD(extack, "bridge device already exists"); + NL_SET_ERR_MSG_MOD(extack, "more than one bridge dev attached"); return -EINVAL; } @@ -433,7 +441,7 @@ int rmnet_add_bridge(struct net_device *rmnet_dev, return -EBUSY; } - err = rmnet_register_real_device(slave_dev); + err = rmnet_register_real_device(slave_dev, extack); if (err) return -EBUSY; diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c index c84b8d92caa9..1ab41e0e134e 100644 --- a/drivers/net/ipa/gsi.c +++ b/drivers/net/ipa/gsi.c @@ -508,6 +508,13 @@ static int gsi_channel_stop_command(struct gsi_channel *channel) int ret; state = gsi_channel_state(channel); + + /* Channel could have entered STOPPED state since last call + * if it timed out. If so, we're done. + */ + if (state == GSI_CHANNEL_STATE_STOPPED) + return 0; + if (state != GSI_CHANNEL_STATE_STARTED && state != GSI_CHANNEL_STATE_STOP_IN_PROC) { dev_err(dev, "bad channel state %u before stop\n", state); @@ -796,20 +803,11 @@ int gsi_channel_start(struct gsi *gsi, u32 channel_id) int gsi_channel_stop(struct gsi *gsi, u32 channel_id) { struct gsi_channel *channel = &gsi->channel[channel_id]; - enum gsi_channel_state state; u32 retries; int ret; gsi_channel_freeze(channel); - /* Channel could have entered STOPPED state since last call if the - * STOP command timed out. We won't stop a channel if stopping it - * was successful previously (so we still want the freeze above). - */ - state = gsi_channel_state(channel); - if (state == GSI_CHANNEL_STATE_STOPPED) - return 0; - /* RX channels might require a little time to enter STOPPED state */ retries = channel->toward_ipa ? 0 : GSI_CHANNEL_STOP_RX_RETRIES; diff --git a/drivers/net/ipa/ipa_cmd.c b/drivers/net/ipa/ipa_cmd.c index c9ab865e7290..d92dd3f09b73 100644 --- a/drivers/net/ipa/ipa_cmd.c +++ b/drivers/net/ipa/ipa_cmd.c @@ -586,6 +586,21 @@ u32 ipa_cmd_tag_process_count(void) return 4; } +void ipa_cmd_tag_process(struct ipa *ipa) +{ + u32 count = ipa_cmd_tag_process_count(); + struct gsi_trans *trans; + + trans = ipa_cmd_trans_alloc(ipa, count); + if (trans) { + ipa_cmd_tag_process_add(trans); + gsi_trans_commit_wait(trans); + } else { + dev_err(&ipa->pdev->dev, + "error allocating %u entry tag transaction\n", count); + } +} + static struct ipa_cmd_info * ipa_cmd_info_alloc(struct ipa_endpoint *endpoint, u32 tre_count) { diff --git a/drivers/net/ipa/ipa_cmd.h b/drivers/net/ipa/ipa_cmd.h index e440aa69c8b5..1a646e0264a0 100644 --- a/drivers/net/ipa/ipa_cmd.h +++ b/drivers/net/ipa/ipa_cmd.h @@ -172,6 +172,14 @@ void ipa_cmd_tag_process_add(struct gsi_trans *trans); u32 ipa_cmd_tag_process_count(void); /** + * ipa_cmd_tag_process() - Perform a tag process + * + * @Return: The number of elements to allocate in a transaction + * to hold tag process commands + */ +void ipa_cmd_tag_process(struct ipa *ipa); + +/** * ipa_cmd_trans_alloc() - Allocate a transaction for the command TX endpoint * @ipa: IPA pointer * @tre_count: Number of elements in the transaction diff --git a/drivers/net/ipa/ipa_data-sdm845.c b/drivers/net/ipa/ipa_data-sdm845.c index 52d4b84e0dac..de2768d71ab5 100644 --- a/drivers/net/ipa/ipa_data-sdm845.c +++ b/drivers/net/ipa/ipa_data-sdm845.c @@ -44,7 +44,6 @@ static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = { .endpoint = { .seq_type = IPA_SEQ_INVALID, .config = { - .checksum = true, .aggregation = true, .status_enable = true, .rx = { diff --git a/drivers/net/ipa/ipa_endpoint.c b/drivers/net/ipa/ipa_endpoint.c index d4be12385bcc..9de81d85682e 100644 --- a/drivers/net/ipa/ipa_endpoint.c +++ b/drivers/net/ipa/ipa_endpoint.c @@ -1469,6 +1469,8 @@ void ipa_endpoint_suspend(struct ipa *ipa) if (ipa->modem_netdev) ipa_modem_suspend(ipa->modem_netdev); + ipa_cmd_tag_process(ipa); + ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_LAN_RX]); ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_COMMAND_TX]); } diff --git a/drivers/net/ipa/ipa_gsi.c b/drivers/net/ipa/ipa_gsi.c index dc4a5c2196ae..d323adb03383 100644 --- a/drivers/net/ipa/ipa_gsi.c +++ b/drivers/net/ipa/ipa_gsi.c @@ -6,6 +6,7 @@ #include <linux/types.h> +#include "ipa_gsi.h" #include "gsi_trans.h" #include "ipa.h" #include "ipa_endpoint.h" diff --git a/drivers/net/ipa/ipa_gsi.h b/drivers/net/ipa/ipa_gsi.h index 3cf18600c68e..0a40f3dc55fc 100644 --- a/drivers/net/ipa/ipa_gsi.h +++ b/drivers/net/ipa/ipa_gsi.h @@ -8,7 +8,9 @@ #include <linux/types.h> +struct gsi; struct gsi_trans; +struct ipa_gsi_endpoint_data; /** * ipa_gsi_trans_complete() - GSI transaction completion callback diff --git a/drivers/net/ipa/ipa_qmi_msg.c b/drivers/net/ipa/ipa_qmi_msg.c index 03a1d0e55964..73413371e3d3 100644 --- a/drivers/net/ipa/ipa_qmi_msg.c +++ b/drivers/net/ipa/ipa_qmi_msg.c @@ -119,7 +119,7 @@ struct qmi_elem_info ipa_driver_init_complete_rsp_ei[] = { sizeof_field(struct ipa_driver_init_complete_rsp, rsp), .tlv_type = 0x02, - .elem_size = offsetof(struct ipa_driver_init_complete_rsp, + .offset = offsetof(struct ipa_driver_init_complete_rsp, rsp), .ei_array = qmi_response_type_v01_ei, }, @@ -137,7 +137,7 @@ struct qmi_elem_info ipa_init_complete_ind_ei[] = { sizeof_field(struct ipa_init_complete_ind, status), .tlv_type = 0x02, - .elem_size = offsetof(struct ipa_init_complete_ind, + .offset = offsetof(struct ipa_init_complete_ind, status), .ei_array = qmi_response_type_v01_ei, }, @@ -218,7 +218,7 @@ struct qmi_elem_info ipa_init_modem_driver_req_ei[] = { sizeof_field(struct ipa_init_modem_driver_req, platform_type_valid), .tlv_type = 0x10, - .elem_size = offsetof(struct ipa_init_modem_driver_req, + .offset = offsetof(struct ipa_init_modem_driver_req, platform_type_valid), }, { diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index e56547bfdac9..9159846b8b93 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -4052,9 +4052,8 @@ static int macsec_newlink(struct net *net, struct net_device *dev, return err; netdev_lockdep_set_classes(dev); - lockdep_set_class_and_subclass(&dev->addr_list_lock, - &macsec_netdev_addr_lock_key, - dev->lower_level); + lockdep_set_class(&dev->addr_list_lock, + &macsec_netdev_addr_lock_key); err = netdev_upper_dev_link(real_dev, dev, extack); if (err < 0) diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 6a6cc9f75307..4942f6112e51 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -880,9 +880,8 @@ static struct lock_class_key macvlan_netdev_addr_lock_key; static void macvlan_set_lockdep_class(struct net_device *dev) { netdev_lockdep_set_classes(dev); - lockdep_set_class_and_subclass(&dev->addr_list_lock, - &macvlan_netdev_addr_lock_key, - dev->lower_level); + lockdep_set_class(&dev->addr_list_lock, + &macvlan_netdev_addr_lock_key); } static int macvlan_init(struct net_device *dev) diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 858b012074bd..7adeb91bd368 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -62,6 +62,7 @@ #include <net/rtnetlink.h> #include <net/sock.h> #include <net/xdp.h> +#include <net/ip_tunnels.h> #include <linux/seq_file.h> #include <linux/uio.h> #include <linux/skb_array.h> @@ -1351,6 +1352,7 @@ static void tun_net_init(struct net_device *dev) switch (tun->flags & TUN_TYPE_MASK) { case IFF_TUN: dev->netdev_ops = &tun_netdev_ops; + dev->header_ops = &ip_tunnel_header_ops; /* Point-to-Point TUN Device */ dev->hard_header_len = 0; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 31b1d4b959f6..07c42c0719f5 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1370,6 +1370,7 @@ static const struct usb_device_id products[] = { {QMI_QUIRK_SET_DTR(0x1e0e, 0x9001, 5)}, /* SIMCom 7100E, 7230E, 7600E ++ */ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0121, 4)}, /* Quectel EC21 Mini PCIe */ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0191, 4)}, /* Quectel EG91 */ + {QMI_QUIRK_SET_DTR(0x2c7c, 0x0195, 4)}, /* Quectel EG95 */ {QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */ {QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)}, /* Fibocom NL678 series */ {QMI_FIXED_INTF(0x0489, 0xe0b4, 0)}, /* Foxconn T77W968 LTE */ diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 3cf4dc3433f9..bb4ccbda031a 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1287,11 +1287,14 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf) /* Init all registers */ ret = smsc95xx_reset(dev); + if (ret) + goto free_pdata; /* detect device revision as different features may be available */ ret = smsc95xx_read_reg(dev, ID_REV, &val); if (ret < 0) - return ret; + goto free_pdata; + val >>= 16; pdata->chip_id = val; pdata->mdix_ctrl = get_mdix_status(dev->net); @@ -1317,6 +1320,10 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf) schedule_delayed_work(&pdata->carrier_check, CARRIER_CHECK_DELAY); return 0; + +free_pdata: + kfree(pdata); + return ret; } static void smsc95xx_unbind(struct usbnet *dev, struct usb_interface *intf) diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c index e30d91a38cfb..284832314f31 100644 --- a/drivers/net/wan/lapbether.c +++ b/drivers/net/wan/lapbether.c @@ -303,7 +303,6 @@ static void lapbeth_setup(struct net_device *dev) dev->netdev_ops = &lapbeth_netdev_ops; dev->needs_free_netdev = true; dev->type = ARPHRD_X25; - dev->hard_header_len = 3; dev->mtu = 1000; dev->addr_len = 0; } @@ -324,6 +323,14 @@ static int lapbeth_new_device(struct net_device *dev) if (!ndev) goto out; + /* When transmitting data: + * first this driver removes a pseudo header of 1 byte, + * then the lapb module prepends an LAPB header of at most 3 bytes, + * then this driver prepends a length field of 2 bytes, + * then the underlying Ethernet device prepends its own header. + */ + ndev->hard_header_len = -1 + 3 + 2 + dev->hard_header_len; + lapbeth = netdev_priv(ndev); lapbeth->axdev = ndev; diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c index a8f151b1b5fa..c9f65e96ccb0 100644 --- a/drivers/net/wireguard/device.c +++ b/drivers/net/wireguard/device.c @@ -262,6 +262,7 @@ static void wg_setup(struct net_device *dev) max(sizeof(struct ipv6hdr), sizeof(struct iphdr)); dev->netdev_ops = &netdev_ops; + dev->header_ops = &ip_tunnel_header_ops; dev->hard_header_len = 0; dev->addr_len = 0; dev->needed_headroom = DATA_PACKET_HEAD_ROOM; diff --git a/drivers/net/wireguard/queueing.h b/drivers/net/wireguard/queueing.h index c58df439dbbe..dfb674e03076 100644 --- a/drivers/net/wireguard/queueing.h +++ b/drivers/net/wireguard/queueing.h @@ -11,6 +11,7 @@ #include <linux/skbuff.h> #include <linux/ip.h> #include <linux/ipv6.h> +#include <net/ip_tunnels.h> struct wg_device; struct wg_peer; @@ -65,25 +66,9 @@ struct packet_cb { #define PACKET_CB(skb) ((struct packet_cb *)((skb)->cb)) #define PACKET_PEER(skb) (PACKET_CB(skb)->keypair->entry.peer) -/* Returns either the correct skb->protocol value, or 0 if invalid. */ -static inline __be16 wg_examine_packet_protocol(struct sk_buff *skb) -{ - if (skb_network_header(skb) >= skb->head && - (skb_network_header(skb) + sizeof(struct iphdr)) <= - skb_tail_pointer(skb) && - ip_hdr(skb)->version == 4) - return htons(ETH_P_IP); - if (skb_network_header(skb) >= skb->head && - (skb_network_header(skb) + sizeof(struct ipv6hdr)) <= - skb_tail_pointer(skb) && - ipv6_hdr(skb)->version == 6) - return htons(ETH_P_IPV6); - return 0; -} - static inline bool wg_check_packet_protocol(struct sk_buff *skb) { - __be16 real_protocol = wg_examine_packet_protocol(skb); + __be16 real_protocol = ip_tunnel_parse_protocol(skb); return real_protocol && skb->protocol == real_protocol; } diff --git a/drivers/net/wireguard/receive.c b/drivers/net/wireguard/receive.c index 9b2ab6fc91cd..2c9551ea6dc7 100644 --- a/drivers/net/wireguard/receive.c +++ b/drivers/net/wireguard/receive.c @@ -387,7 +387,7 @@ static void wg_packet_consume_data_done(struct wg_peer *peer, */ skb->ip_summed = CHECKSUM_UNNECESSARY; skb->csum_level = ~0; /* All levels */ - skb->protocol = wg_examine_packet_protocol(skb); + skb->protocol = ip_tunnel_parse_protocol(skb); if (skb->protocol == htons(ETH_P_IP)) { len = ntohs(ip_hdr(skb)->tot_len); if (unlikely(len < sizeof(struct iphdr))) diff --git a/drivers/nvdimm/security.c b/drivers/nvdimm/security.c index 89b85970912d..4cef69bd3c1b 100644 --- a/drivers/nvdimm/security.c +++ b/drivers/nvdimm/security.c @@ -95,7 +95,7 @@ static struct key *nvdimm_lookup_user_key(struct nvdimm *nvdimm, struct encrypted_key_payload *epayload; struct device *dev = &nvdimm->dev; - keyref = lookup_user_key(id, 0, 0); + keyref = lookup_user_key(id, 0, KEY_NEED_SEARCH); if (IS_ERR(keyref)) return NULL; diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index c2c5bc4fb702..8410d03b940d 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1116,10 +1116,16 @@ static int nvme_identify_ns_descs(struct nvme_ctrl *ctrl, unsigned nsid, dev_warn(ctrl->device, "Identify Descriptors failed (%d)\n", status); /* - * Don't treat an error as fatal, as we potentially already - * have a NGUID or EUI-64. + * Don't treat non-retryable errors as fatal, as we potentially + * already have a NGUID or EUI-64. If we failed with DNR set, + * we want to silently ignore the error as we can still + * identify the device, but if the status has DNR set, we want + * to propagate the error back specifically for the disk + * revalidation flow to make sure we don't abandon the + * device just because of a temporal retry-able error (such + * as path of transport errors). */ - if (status > 0 && !(status & NVME_SC_DNR)) + if (status > 0 && (status & NVME_SC_DNR)) status = 0; goto free_data; } @@ -1974,7 +1980,6 @@ static int __nvme_revalidate_disk(struct gendisk *disk, struct nvme_id_ns *id) if (ns->head->disk) { nvme_update_disk_info(ns->head->disk, ns, id); blk_queue_stack_limits(ns->head->disk->queue, ns->queue); - revalidate_disk(ns->head->disk); } #endif return 0; @@ -4174,6 +4179,7 @@ int nvme_init_ctrl(struct nvme_ctrl *ctrl, struct device *dev, ctrl->dev = dev; ctrl->ops = ops; ctrl->quirks = quirks; + ctrl->numa_node = NUMA_NO_NODE; INIT_WORK(&ctrl->scan_work, nvme_scan_work); INIT_WORK(&ctrl->async_event_work, nvme_async_event_work); INIT_WORK(&ctrl->fw_act_work, nvme_fw_act_work); diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index da78e499947a..66509472fe06 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -409,15 +409,14 @@ static void nvme_mpath_set_live(struct nvme_ns *ns) { struct nvme_ns_head *head = ns->head; - lockdep_assert_held(&ns->head->lock); - if (!head->disk) return; - if (!(head->disk->flags & GENHD_FL_UP)) + if (!test_and_set_bit(NVME_NSHEAD_DISK_LIVE, &head->flags)) device_add_disk(&head->subsys->dev, head->disk, nvme_ns_id_attr_groups); + mutex_lock(&head->lock); if (nvme_path_is_optimized(ns)) { int node, srcu_idx; @@ -426,9 +425,10 @@ static void nvme_mpath_set_live(struct nvme_ns *ns) __nvme_find_path(head, node); srcu_read_unlock(&head->srcu, srcu_idx); } + mutex_unlock(&head->lock); - synchronize_srcu(&ns->head->srcu); - kblockd_schedule_work(&ns->head->requeue_work); + synchronize_srcu(&head->srcu); + kblockd_schedule_work(&head->requeue_work); } static int nvme_parse_ana_log(struct nvme_ctrl *ctrl, void *data, @@ -483,14 +483,12 @@ static inline bool nvme_state_is_live(enum nvme_ana_state state) static void nvme_update_ns_ana_state(struct nvme_ana_group_desc *desc, struct nvme_ns *ns) { - mutex_lock(&ns->head->lock); ns->ana_grpid = le32_to_cpu(desc->grpid); ns->ana_state = desc->state; clear_bit(NVME_NS_ANA_PENDING, &ns->flags); if (nvme_state_is_live(ns->ana_state)) nvme_mpath_set_live(ns); - mutex_unlock(&ns->head->lock); } static int nvme_update_ana_state(struct nvme_ctrl *ctrl, @@ -640,38 +638,45 @@ static ssize_t ana_state_show(struct device *dev, struct device_attribute *attr, } DEVICE_ATTR_RO(ana_state); -static int nvme_set_ns_ana_state(struct nvme_ctrl *ctrl, +static int nvme_lookup_ana_group_desc(struct nvme_ctrl *ctrl, struct nvme_ana_group_desc *desc, void *data) { - struct nvme_ns *ns = data; + struct nvme_ana_group_desc *dst = data; - if (ns->ana_grpid == le32_to_cpu(desc->grpid)) { - nvme_update_ns_ana_state(desc, ns); - return -ENXIO; /* just break out of the loop */ - } + if (desc->grpid != dst->grpid) + return 0; - return 0; + *dst = *desc; + return -ENXIO; /* just break out of the loop */ } void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id) { if (nvme_ctrl_use_ana(ns->ctrl)) { + struct nvme_ana_group_desc desc = { + .grpid = id->anagrpid, + .state = 0, + }; + mutex_lock(&ns->ctrl->ana_lock); ns->ana_grpid = le32_to_cpu(id->anagrpid); - nvme_parse_ana_log(ns->ctrl, ns, nvme_set_ns_ana_state); + nvme_parse_ana_log(ns->ctrl, &desc, nvme_lookup_ana_group_desc); mutex_unlock(&ns->ctrl->ana_lock); + if (desc.state) { + /* found the group desc: update */ + nvme_update_ns_ana_state(&desc, ns); + } } else { - mutex_lock(&ns->head->lock); ns->ana_state = NVME_ANA_OPTIMIZED; nvme_mpath_set_live(ns); - mutex_unlock(&ns->head->lock); } if (bdi_cap_stable_pages_required(ns->queue->backing_dev_info)) { - struct backing_dev_info *info = - ns->head->disk->queue->backing_dev_info; + struct gendisk *disk = ns->head->disk; - info->capabilities |= BDI_CAP_STABLE_WRITES; + if (disk) + disk->queue->backing_dev_info->capabilities |= + BDI_CAP_STABLE_WRITES; } } @@ -686,6 +691,14 @@ void nvme_mpath_remove_disk(struct nvme_ns_head *head) kblockd_schedule_work(&head->requeue_work); flush_work(&head->requeue_work); blk_cleanup_queue(head->disk->queue); + if (!test_bit(NVME_NSHEAD_DISK_LIVE, &head->flags)) { + /* + * if device_add_disk wasn't called, prevent + * disk release to put a bogus reference on the + * request queue + */ + head->disk->queue = NULL; + } put_disk(head->disk); } diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index c0f4226d3299..2ef8d501e2a8 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -364,6 +364,8 @@ struct nvme_ns_head { spinlock_t requeue_lock; struct work_struct requeue_work; struct mutex lock; + unsigned long flags; +#define NVME_NSHEAD_DISK_LIVE 0 struct nvme_ns __rcu *current_path[]; #endif }; diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index e2bacd369a88..b1d18f0633c7 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1593,7 +1593,7 @@ static int nvme_alloc_admin_tags(struct nvme_dev *dev) dev->admin_tagset.queue_depth = NVME_AQ_MQ_TAG_DEPTH; dev->admin_tagset.timeout = ADMIN_TIMEOUT; - dev->admin_tagset.numa_node = dev_to_node(dev->dev); + dev->admin_tagset.numa_node = dev->ctrl.numa_node; dev->admin_tagset.cmd_size = sizeof(struct nvme_iod); dev->admin_tagset.flags = BLK_MQ_F_NO_SCHED; dev->admin_tagset.driver_data = dev; @@ -1669,6 +1669,8 @@ static int nvme_pci_configure_admin_queue(struct nvme_dev *dev) if (result) return result; + dev->ctrl.numa_node = dev_to_node(dev->dev); + nvmeq = &dev->queues[0]; aqa = nvmeq->q_depth - 1; aqa |= aqa << 16; @@ -2257,7 +2259,7 @@ static void nvme_dev_add(struct nvme_dev *dev) if (dev->io_queues[HCTX_TYPE_POLL]) dev->tagset.nr_maps++; dev->tagset.timeout = NVME_IO_TIMEOUT; - dev->tagset.numa_node = dev_to_node(dev->dev); + dev->tagset.numa_node = dev->ctrl.numa_node; dev->tagset.queue_depth = min_t(int, dev->q_depth, BLK_MQ_MAX_DEPTH) - 1; dev->tagset.cmd_size = sizeof(struct nvme_iod); diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index f8f856dc0c67..13506a87a444 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -470,7 +470,7 @@ static int nvme_rdma_create_queue_ib(struct nvme_rdma_queue *queue) * Spread I/O queues completion vectors according their queue index. * Admin queues can always go on completion vector 0. */ - comp_vector = idx == 0 ? idx : idx - 1; + comp_vector = (idx == 0 ? idx : idx - 1) % ibdev->num_comp_vectors; /* Polling queues need direct cq polling context */ if (nvme_rdma_poll_queue(queue)) diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 3345ec7efaff..79ef2b8e2b3c 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1532,7 +1532,7 @@ static struct blk_mq_tag_set *nvme_tcp_alloc_tagset(struct nvme_ctrl *nctrl, set->ops = &nvme_tcp_admin_mq_ops; set->queue_depth = NVME_AQ_MQ_TAG_DEPTH; set->reserved_tags = 2; /* connect + keep-alive */ - set->numa_node = NUMA_NO_NODE; + set->numa_node = nctrl->numa_node; set->flags = BLK_MQ_F_BLOCKING; set->cmd_size = sizeof(struct nvme_tcp_request); set->driver_data = ctrl; @@ -1544,7 +1544,7 @@ static struct blk_mq_tag_set *nvme_tcp_alloc_tagset(struct nvme_ctrl *nctrl, set->ops = &nvme_tcp_mq_ops; set->queue_depth = nctrl->sqsize + 1; set->reserved_tags = 1; /* fabric connect */ - set->numa_node = NUMA_NO_NODE; + set->numa_node = nctrl->numa_node; set->flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING; set->cmd_size = sizeof(struct nvme_tcp_request); set->driver_data = ctrl; diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index 0d54e730cbf2..6344e73c9354 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -340,7 +340,7 @@ static int nvme_loop_configure_admin_queue(struct nvme_loop_ctrl *ctrl) ctrl->admin_tag_set.ops = &nvme_loop_admin_mq_ops; ctrl->admin_tag_set.queue_depth = NVME_AQ_MQ_TAG_DEPTH; ctrl->admin_tag_set.reserved_tags = 2; /* connect + keep-alive */ - ctrl->admin_tag_set.numa_node = NUMA_NO_NODE; + ctrl->admin_tag_set.numa_node = ctrl->ctrl.numa_node; ctrl->admin_tag_set.cmd_size = sizeof(struct nvme_loop_iod) + NVME_INLINE_SG_CNT * sizeof(struct scatterlist); ctrl->admin_tag_set.driver_data = ctrl; @@ -512,7 +512,7 @@ static int nvme_loop_create_io_queues(struct nvme_loop_ctrl *ctrl) ctrl->tag_set.ops = &nvme_loop_mq_ops; ctrl->tag_set.queue_depth = ctrl->ctrl.opts->queue_size; ctrl->tag_set.reserved_tags = 1; /* fabric connect */ - ctrl->tag_set.numa_node = NUMA_NO_NODE; + ctrl->tag_set.numa_node = ctrl->ctrl.numa_node; ctrl->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; ctrl->tag_set.cmd_size = sizeof(struct nvme_loop_iod) + NVME_INLINE_SG_CNT * sizeof(struct scatterlist); diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c index 0ff7c55173da..615174a9d1e0 100644 --- a/drivers/pinctrl/intel/pinctrl-baytrail.c +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c @@ -800,6 +800,21 @@ static void byt_gpio_disable_free(struct pinctrl_dev *pctl_dev, pm_runtime_put(vg->dev); } +static void byt_gpio_direct_irq_check(struct intel_pinctrl *vg, + unsigned int offset) +{ + void __iomem *conf_reg = byt_gpio_reg(vg, offset, BYT_CONF0_REG); + + /* + * Before making any direction modifications, do a check if gpio is set + * for direct IRQ. On Bay Trail, setting GPIO to output does not make + * sense, so let's at least inform the caller before they shoot + * themselves in the foot. + */ + if (readl(conf_reg) & BYT_DIRECT_IRQ_EN) + dev_info_once(vg->dev, "Potential Error: Setting GPIO with direct_irq_en to output"); +} + static int byt_gpio_set_direction(struct pinctrl_dev *pctl_dev, struct pinctrl_gpio_range *range, unsigned int offset, @@ -807,7 +822,6 @@ static int byt_gpio_set_direction(struct pinctrl_dev *pctl_dev, { struct intel_pinctrl *vg = pinctrl_dev_get_drvdata(pctl_dev); void __iomem *val_reg = byt_gpio_reg(vg, offset, BYT_VAL_REG); - void __iomem *conf_reg = byt_gpio_reg(vg, offset, BYT_CONF0_REG); unsigned long flags; u32 value; @@ -817,14 +831,8 @@ static int byt_gpio_set_direction(struct pinctrl_dev *pctl_dev, value &= ~BYT_DIR_MASK; if (input) value |= BYT_OUTPUT_EN; - else if (readl(conf_reg) & BYT_DIRECT_IRQ_EN) - /* - * Before making any direction modifications, do a check if gpio - * is set for direct IRQ. On baytrail, setting GPIO to output - * does not make sense, so let's at least inform the caller before - * they shoot themselves in the foot. - */ - dev_info_once(vg->dev, "Potential Error: Setting GPIO with direct_irq_en to output"); + else + byt_gpio_direct_irq_check(vg, offset); writel(value, val_reg); @@ -1165,19 +1173,50 @@ static int byt_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) static int byt_gpio_direction_input(struct gpio_chip *chip, unsigned int offset) { - return pinctrl_gpio_direction_input(chip->base + offset); + struct intel_pinctrl *vg = gpiochip_get_data(chip); + void __iomem *val_reg = byt_gpio_reg(vg, offset, BYT_VAL_REG); + unsigned long flags; + u32 reg; + + raw_spin_lock_irqsave(&byt_lock, flags); + + reg = readl(val_reg); + reg &= ~BYT_DIR_MASK; + reg |= BYT_OUTPUT_EN; + writel(reg, val_reg); + + raw_spin_unlock_irqrestore(&byt_lock, flags); + return 0; } +/* + * Note despite the temptation this MUST NOT be converted into a call to + * pinctrl_gpio_direction_output() + byt_gpio_set() that does not work this + * MUST be done as a single BYT_VAL_REG register write. + * See the commit message of the commit adding this comment for details. + */ static int byt_gpio_direction_output(struct gpio_chip *chip, unsigned int offset, int value) { - int ret = pinctrl_gpio_direction_output(chip->base + offset); + struct intel_pinctrl *vg = gpiochip_get_data(chip); + void __iomem *val_reg = byt_gpio_reg(vg, offset, BYT_VAL_REG); + unsigned long flags; + u32 reg; - if (ret) - return ret; + raw_spin_lock_irqsave(&byt_lock, flags); + + byt_gpio_direct_irq_check(vg, offset); - byt_gpio_set(chip, offset, value); + reg = readl(val_reg); + reg &= ~BYT_DIR_MASK; + if (value) + reg |= BYT_LEVEL; + else + reg &= ~BYT_LEVEL; + writel(reg, val_reg); + + raw_spin_unlock_irqrestore(&byt_lock, flags); return 0; } diff --git a/drivers/pinctrl/pinctrl-amd.h b/drivers/pinctrl/pinctrl-amd.h index 3e5760f1a715..d4a192df5fab 100644 --- a/drivers/pinctrl/pinctrl-amd.h +++ b/drivers/pinctrl/pinctrl-amd.h @@ -252,7 +252,7 @@ static const struct amd_pingroup kerncz_groups[] = { { .name = "uart0", .pins = uart0_pins, - .npins = 9, + .npins = 5, }, { .name = "uart1", diff --git a/drivers/s390/cio/vfio_ccw_chp.c b/drivers/s390/cio/vfio_ccw_chp.c index a646fc81c872..13b26a1c7988 100644 --- a/drivers/s390/cio/vfio_ccw_chp.c +++ b/drivers/s390/cio/vfio_ccw_chp.c @@ -8,6 +8,7 @@ * Eric Farman <farman@linux.ibm.com> */ +#include <linux/slab.h> #include <linux/vfio.h> #include "vfio_ccw_private.h" diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index db320dab1fee..79f6e8fb03ca 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -577,7 +577,10 @@ static void zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *act) ZFCP_STATUS_ERP_TIMEDOUT)) { req->status |= ZFCP_STATUS_FSFREQ_DISMISSED; zfcp_dbf_rec_run("erscf_1", act); - req->erp_action = NULL; + /* lock-free concurrent access with + * zfcp_erp_timeout_handler() + */ + WRITE_ONCE(req->erp_action, NULL); } if (act->status & ZFCP_STATUS_ERP_TIMEDOUT) zfcp_dbf_rec_run("erscf_2", act); @@ -613,8 +616,14 @@ void zfcp_erp_notify(struct zfcp_erp_action *erp_action, unsigned long set_mask) void zfcp_erp_timeout_handler(struct timer_list *t) { struct zfcp_fsf_req *fsf_req = from_timer(fsf_req, t, timer); - struct zfcp_erp_action *act = fsf_req->erp_action; + struct zfcp_erp_action *act; + if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) + return; + /* lock-free concurrent access with zfcp_erp_strategy_check_fsfreq() */ + act = READ_ONCE(fsf_req->erp_action); + if (!act) + return; zfcp_erp_notify(act, ZFCP_STATUS_ERP_TIMEDOUT); } diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index 773c45af9387..278d15ff1c5a 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -133,8 +133,10 @@ struct fc_rport_priv *fc_rport_create(struct fc_lport *lport, u32 port_id) lockdep_assert_held(&lport->disc.disc_mutex); rdata = fc_rport_lookup(lport, port_id); - if (rdata) + if (rdata) { + kref_put(&rdata->kref, fc_rport_destroy); return rdata; + } if (lport->rport_priv_size > 0) rport_priv_size = lport->rport_priv_size; @@ -481,10 +483,11 @@ static void fc_rport_enter_delete(struct fc_rport_priv *rdata, fc_rport_state_enter(rdata, RPORT_ST_DELETE); - kref_get(&rdata->kref); - if (rdata->event == RPORT_EV_NONE && - !queue_work(rport_event_queue, &rdata->event_work)) - kref_put(&rdata->kref, fc_rport_destroy); + if (rdata->event == RPORT_EV_NONE) { + kref_get(&rdata->kref); + if (!queue_work(rport_event_queue, &rdata->event_work)) + kref_put(&rdata->kref, fc_rport_destroy); + } rdata->event = event; } diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 69a5249e007a..6637f84a3d1b 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -11878,7 +11878,8 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba) lpfc_sli4_xri_exchange_busy_wait(phba); /* per-phba callback de-registration for hotplug event */ - lpfc_cpuhp_remove(phba); + if (phba->pport) + lpfc_cpuhp_remove(phba); /* Disable PCI subsystem interrupt */ lpfc_sli4_disable_intr(phba); diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 42c3ad27f1cb..df670fba2ab8 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -3496,7 +3496,9 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp) qla2x00_clear_loop_id(fcport); fcport->flags |= FCF_FABRIC_DEVICE; } else if (fcport->d_id.b24 != rp->id.b24 || - fcport->scan_needed) { + (fcport->scan_needed && + fcport->port_type != FCT_INITIATOR && + fcport->port_type != FCT_NVME_INITIATOR)) { qlt_schedule_sess_for_deletion(fcport); } fcport->d_id.b24 = rp->id.b24; diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 4576d3ae9937..2436a17f5cd9 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -5944,7 +5944,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha) break; } - if (NVME_TARGET(vha->hw, fcport)) { + if (found && NVME_TARGET(vha->hw, fcport)) { if (fcport->disc_state == DSC_DELETE_PEND) { qla2x00_set_fcport_disc_state(fcport, DSC_GNL); vha->fcport_count--; diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index d66d47a0f958..fa695a4007f8 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -139,11 +139,12 @@ static void qla_nvme_release_fcp_cmd_kref(struct kref *kref) sp->priv = NULL; if (priv->comp_status == QLA_SUCCESS) { fd->rcv_rsplen = le16_to_cpu(nvme->u.nvme.rsp_pyld_len); + fd->status = NVME_SC_SUCCESS; } else { fd->rcv_rsplen = 0; fd->transferred_length = 0; + fd->status = NVME_SC_INTERNAL; } - fd->status = 0; spin_unlock_irqrestore(&priv->cmd_lock, flags); fd->done(fd); diff --git a/drivers/soc/imx/soc-imx8m.c b/drivers/soc/imx/soc-imx8m.c index 7b0759adb47d..cc57a384d74d 100644 --- a/drivers/soc/imx/soc-imx8m.c +++ b/drivers/soc/imx/soc-imx8m.c @@ -22,6 +22,8 @@ #define OCOTP_UID_LOW 0x410 #define OCOTP_UID_HIGH 0x420 +#define IMX8MP_OCOTP_UID_OFFSET 0x10 + /* Same as ANADIG_DIGPROG_IMX7D */ #define ANADIG_DIGPROG_IMX8MM 0x800 @@ -87,6 +89,8 @@ static void __init imx8mm_soc_uid(void) { void __iomem *ocotp_base; struct device_node *np; + u32 offset = of_machine_is_compatible("fsl,imx8mp") ? + IMX8MP_OCOTP_UID_OFFSET : 0; np = of_find_compatible_node(NULL, NULL, "fsl,imx8mm-ocotp"); if (!np) @@ -95,9 +99,9 @@ static void __init imx8mm_soc_uid(void) ocotp_base = of_iomap(np, 0); WARN_ON(!ocotp_base); - soc_uid = readl_relaxed(ocotp_base + OCOTP_UID_HIGH); + soc_uid = readl_relaxed(ocotp_base + OCOTP_UID_HIGH + offset); soc_uid <<= 32; - soc_uid |= readl_relaxed(ocotp_base + OCOTP_UID_LOW); + soc_uid |= readl_relaxed(ocotp_base + OCOTP_UID_LOW + offset); iounmap(ocotp_base); of_node_put(np); @@ -146,7 +150,7 @@ static const struct imx8_soc_data imx8mp_soc_data = { .soc_revision = imx8mm_soc_revision, }; -static const struct of_device_id imx8_soc_match[] = { +static __maybe_unused const struct of_device_id imx8_soc_match[] = { { .compatible = "fsl,imx8mq", .data = &imx8mq_soc_data, }, { .compatible = "fsl,imx8mm", .data = &imx8mm_soc_data, }, { .compatible = "fsl,imx8mn", .data = &imx8mn_soc_data, }, diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c index 96c6f777519c..c9b3f9ebf0bb 100644 --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -256,10 +256,10 @@ static int omap_reset_deassert(struct reset_controller_dev *rcdev, goto exit; /* wait for the status to be set */ - ret = readl_relaxed_poll_timeout(reset->prm->base + - reset->prm->data->rstst, - v, v & BIT(st_bit), 1, - OMAP_RESET_MAX_WAIT); + ret = readl_relaxed_poll_timeout_atomic(reset->prm->base + + reset->prm->data->rstst, + v, v & BIT(st_bit), 1, + OMAP_RESET_MAX_WAIT); if (ret) pr_err("%s: timedout waiting for %s:%lu\n", __func__, reset->prm->data->name, id); diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index 58190c94561f..91c6affe139c 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -1109,6 +1109,8 @@ static int dspi_suspend(struct device *dev) struct spi_controller *ctlr = dev_get_drvdata(dev); struct fsl_dspi *dspi = spi_controller_get_devdata(ctlr); + if (dspi->irq) + disable_irq(dspi->irq); spi_controller_suspend(ctlr); clk_disable_unprepare(dspi->clk); @@ -1129,6 +1131,8 @@ static int dspi_resume(struct device *dev) if (ret) return ret; spi_controller_resume(ctlr); + if (dspi->irq) + enable_irq(dspi->irq); return 0; } @@ -1385,22 +1389,22 @@ static int dspi_probe(struct platform_device *pdev) goto poll_mode; } - ret = devm_request_irq(&pdev->dev, dspi->irq, dspi_interrupt, - IRQF_SHARED, pdev->name, dspi); + init_completion(&dspi->xfer_done); + + ret = request_threaded_irq(dspi->irq, dspi_interrupt, NULL, + IRQF_SHARED, pdev->name, dspi); if (ret < 0) { dev_err(&pdev->dev, "Unable to attach DSPI interrupt\n"); goto out_clk_put; } - init_completion(&dspi->xfer_done); - poll_mode: if (dspi->devtype_data->trans_mode == DSPI_DMA_MODE) { ret = dspi_request_dma(dspi, res->start); if (ret < 0) { dev_err(&pdev->dev, "can't get dma channels\n"); - goto out_clk_put; + goto out_free_irq; } } @@ -1415,11 +1419,14 @@ poll_mode: ret = spi_register_controller(ctlr); if (ret != 0) { dev_err(&pdev->dev, "Problem registering DSPI ctlr\n"); - goto out_clk_put; + goto out_free_irq; } return ret; +out_free_irq: + if (dspi->irq) + free_irq(dspi->irq, dspi); out_clk_put: clk_disable_unprepare(dspi->clk); out_ctlr_put: @@ -1434,18 +1441,8 @@ static int dspi_remove(struct platform_device *pdev) struct fsl_dspi *dspi = spi_controller_get_devdata(ctlr); /* Disconnect from the SPI framework */ - dspi_release_dma(dspi); - clk_disable_unprepare(dspi->clk); spi_unregister_controller(dspi->ctlr); - return 0; -} - -static void dspi_shutdown(struct platform_device *pdev) -{ - struct spi_controller *ctlr = platform_get_drvdata(pdev); - struct fsl_dspi *dspi = spi_controller_get_devdata(ctlr); - /* Disable RX and TX */ regmap_update_bits(dspi->regmap, SPI_MCR, SPI_MCR_DIS_TXF | SPI_MCR_DIS_RXF, @@ -1455,8 +1452,16 @@ static void dspi_shutdown(struct platform_device *pdev) regmap_update_bits(dspi->regmap, SPI_MCR, SPI_MCR_HALT, SPI_MCR_HALT); dspi_release_dma(dspi); + if (dspi->irq) + free_irq(dspi->irq, dspi); clk_disable_unprepare(dspi->clk); - spi_unregister_controller(dspi->ctlr); + + return 0; +} + +static void dspi_shutdown(struct platform_device *pdev) +{ + dspi_remove(pdev); } static struct platform_driver fsl_dspi_driver = { diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 6721910e5f2a..0040362b7162 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1485,6 +1485,11 @@ static const struct pci_device_id pxa2xx_spi_pci_compound_match[] = { { PCI_VDEVICE(INTEL, 0x4daa), LPSS_CNL_SSP }, { PCI_VDEVICE(INTEL, 0x4dab), LPSS_CNL_SSP }, { PCI_VDEVICE(INTEL, 0x4dfb), LPSS_CNL_SSP }, + /* TGL-H */ + { PCI_VDEVICE(INTEL, 0x43aa), LPSS_CNL_SSP }, + { PCI_VDEVICE(INTEL, 0x43ab), LPSS_CNL_SSP }, + { PCI_VDEVICE(INTEL, 0x43fb), LPSS_CNL_SSP }, + { PCI_VDEVICE(INTEL, 0x43fd), LPSS_CNL_SSP }, /* APL */ { PCI_VDEVICE(INTEL, 0x5ac2), LPSS_BXT_SSP }, { PCI_VDEVICE(INTEL, 0x5ac4), LPSS_BXT_SSP }, diff --git a/drivers/staging/rtl8723bs/core/rtw_wlan_util.c b/drivers/staging/rtl8723bs/core/rtw_wlan_util.c index 69bcd172b298..a3ea7ce3e12e 100644 --- a/drivers/staging/rtl8723bs/core/rtw_wlan_util.c +++ b/drivers/staging/rtl8723bs/core/rtw_wlan_util.c @@ -1824,12 +1824,14 @@ int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_l pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); if (!pIE) return _FAIL; + if (ie_len > sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates)) + return _FAIL; memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); supportRateNum = ie_len; pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); - if (pIE) + if (pIE && (ie_len <= sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates) - supportRateNum)) memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); return _SUCCESS; diff --git a/drivers/staging/wfx/hif_tx.c b/drivers/staging/wfx/hif_tx.c index 893b67f2f792..5110f9b93762 100644 --- a/drivers/staging/wfx/hif_tx.c +++ b/drivers/staging/wfx/hif_tx.c @@ -240,7 +240,7 @@ int hif_write_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id, } int hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req, - int chan_start_idx, int chan_num) + int chan_start_idx, int chan_num, int *timeout) { int ret, i; struct hif_msg *hif; @@ -289,11 +289,13 @@ int hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req, tmo_chan_fg = 512 * USEC_PER_TU + body->probe_delay; tmo_chan_fg *= body->num_of_probe_requests; tmo = chan_num * max(tmo_chan_bg, tmo_chan_fg) + 512 * USEC_PER_TU; + if (timeout) + *timeout = usecs_to_jiffies(tmo); wfx_fill_header(hif, wvif->id, HIF_REQ_ID_START_SCAN, buf_len); ret = wfx_cmd_send(wvif->wdev, hif, NULL, 0, false); kfree(hif); - return ret ? ret : usecs_to_jiffies(tmo); + return ret; } int hif_stop_scan(struct wfx_vif *wvif) diff --git a/drivers/staging/wfx/hif_tx.h b/drivers/staging/wfx/hif_tx.h index e9eca9330178..e1da28aef706 100644 --- a/drivers/staging/wfx/hif_tx.h +++ b/drivers/staging/wfx/hif_tx.h @@ -42,7 +42,7 @@ int hif_read_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id, int hif_write_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id, void *buf, size_t buf_size); int hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req80211, - int chan_start, int chan_num); + int chan_start, int chan_num, int *timeout); int hif_stop_scan(struct wfx_vif *wvif); int hif_join(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf, struct ieee80211_channel *channel, const u8 *ssid, int ssidlen); diff --git a/drivers/staging/wfx/queue.c b/drivers/staging/wfx/queue.c index 3248ecefda56..93ea2b72febd 100644 --- a/drivers/staging/wfx/queue.c +++ b/drivers/staging/wfx/queue.c @@ -246,7 +246,7 @@ static struct sk_buff *wfx_tx_queues_get_skb(struct wfx_dev *wdev) for (i = 0; i < IEEE80211_NUM_ACS; i++) { sorted_queues[i] = &wdev->tx_queue[i]; for (j = i; j > 0; j--) - if (atomic_read(&sorted_queues[j]->pending_frames) > + if (atomic_read(&sorted_queues[j]->pending_frames) < atomic_read(&sorted_queues[j - 1]->pending_frames)) swap(sorted_queues[j - 1], sorted_queues[j]); } @@ -291,15 +291,12 @@ struct hif_msg *wfx_tx_queues_get(struct wfx_dev *wdev) if (atomic_read(&wdev->tx_lock)) return NULL; - - for (;;) { - skb = wfx_tx_queues_get_skb(wdev); - if (!skb) - return NULL; - skb_queue_tail(&wdev->tx_pending, skb); - wake_up(&wdev->tx_dequeue); - tx_priv = wfx_skb_tx_priv(skb); - tx_priv->xmit_timestamp = ktime_get(); - return (struct hif_msg *)skb->data; - } + skb = wfx_tx_queues_get_skb(wdev); + if (!skb) + return NULL; + skb_queue_tail(&wdev->tx_pending, skb); + wake_up(&wdev->tx_dequeue); + tx_priv = wfx_skb_tx_priv(skb); + tx_priv->xmit_timestamp = ktime_get(); + return (struct hif_msg *)skb->data; } diff --git a/drivers/staging/wfx/scan.c b/drivers/staging/wfx/scan.c index 57ea9997800b..e9de19784865 100644 --- a/drivers/staging/wfx/scan.c +++ b/drivers/staging/wfx/scan.c @@ -56,10 +56,10 @@ static int send_scan_req(struct wfx_vif *wvif, wfx_tx_lock_flush(wvif->wdev); wvif->scan_abort = false; reinit_completion(&wvif->scan_complete); - timeout = hif_scan(wvif, req, start_idx, i - start_idx); - if (timeout < 0) { + ret = hif_scan(wvif, req, start_idx, i - start_idx, &timeout); + if (ret) { wfx_tx_unlock(wvif->wdev); - return timeout; + return -EIO; } ret = wait_for_completion_timeout(&wvif->scan_complete, timeout); if (req->channels[start_idx]->max_power != wvif->vif->bss_conf.txpower) diff --git a/drivers/thermal/cpufreq_cooling.c b/drivers/thermal/cpufreq_cooling.c index 9e124020519f..6c0e1b053126 100644 --- a/drivers/thermal/cpufreq_cooling.c +++ b/drivers/thermal/cpufreq_cooling.c @@ -123,12 +123,12 @@ static u32 cpu_power_to_freq(struct cpufreq_cooling_device *cpufreq_cdev, { int i; - for (i = cpufreq_cdev->max_level - 1; i >= 0; i--) { - if (power > cpufreq_cdev->em->table[i].power) + for (i = cpufreq_cdev->max_level; i >= 0; i--) { + if (power >= cpufreq_cdev->em->table[i].power) break; } - return cpufreq_cdev->em->table[i + 1].frequency; + return cpufreq_cdev->em->table[i].frequency; } /** diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c index e761c9b42217..1b84ea674edb 100644 --- a/drivers/thermal/imx_thermal.c +++ b/drivers/thermal/imx_thermal.c @@ -649,7 +649,7 @@ MODULE_DEVICE_TABLE(of, of_imx_thermal_match); static int imx_thermal_register_legacy_cooling(struct imx_thermal_data *data) { struct device_node *np; - int ret; + int ret = 0; data->policy = cpufreq_cpu_get(0); if (!data->policy) { @@ -664,11 +664,12 @@ static int imx_thermal_register_legacy_cooling(struct imx_thermal_data *data) if (IS_ERR(data->cdev)) { ret = PTR_ERR(data->cdev); cpufreq_cpu_put(data->policy); - return ret; } } - return 0; + of_node_put(np); + + return ret; } static void imx_thermal_unregister_legacy_cooling(struct imx_thermal_data *data) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index 76e30603d4d5..6b7ef1993d7e 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -211,6 +211,9 @@ enum { /* The total number of temperature sensors in the MT8183 */ #define MT8183_NUM_SENSORS 6 +/* The number of banks in the MT8183 */ +#define MT8183_NUM_ZONES 1 + /* The number of sensing points per bank */ #define MT8183_NUM_SENSORS_PER_ZONE 6 @@ -497,7 +500,7 @@ static const struct mtk_thermal_data mt7622_thermal_data = { */ static const struct mtk_thermal_data mt8183_thermal_data = { .auxadc_channel = MT8183_TEMP_AUXADC_CHANNEL, - .num_banks = MT8183_NUM_SENSORS_PER_ZONE, + .num_banks = MT8183_NUM_ZONES, .num_sensors = MT8183_NUM_SENSORS, .vts_index = mt8183_vts_index, .cali_val = MT8183_CALIBRATION, diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c index 8d3e94d2a9ed..39c4462e38f6 100644 --- a/drivers/thermal/qcom/tsens.c +++ b/drivers/thermal/qcom/tsens.c @@ -382,7 +382,7 @@ static inline u32 masked_irq(u32 hw_id, u32 mask, enum tsens_ver ver) * * Return: IRQ_HANDLED */ -irqreturn_t tsens_critical_irq_thread(int irq, void *data) +static irqreturn_t tsens_critical_irq_thread(int irq, void *data) { struct tsens_priv *priv = data; struct tsens_irq_data d; @@ -452,7 +452,7 @@ irqreturn_t tsens_critical_irq_thread(int irq, void *data) * * Return: IRQ_HANDLED */ -irqreturn_t tsens_irq_thread(int irq, void *data) +static irqreturn_t tsens_irq_thread(int irq, void *data) { struct tsens_priv *priv = data; struct tsens_irq_data d; @@ -520,7 +520,7 @@ irqreturn_t tsens_irq_thread(int irq, void *data) return IRQ_HANDLED; } -int tsens_set_trips(void *_sensor, int low, int high) +static int tsens_set_trips(void *_sensor, int low, int high) { struct tsens_sensor *s = _sensor; struct tsens_priv *priv = s->priv; @@ -557,7 +557,7 @@ int tsens_set_trips(void *_sensor, int low, int high) return 0; } -int tsens_enable_irq(struct tsens_priv *priv) +static int tsens_enable_irq(struct tsens_priv *priv) { int ret; int val = tsens_version(priv) > VER_1_X ? 7 : 1; @@ -570,7 +570,7 @@ int tsens_enable_irq(struct tsens_priv *priv) return ret; } -void tsens_disable_irq(struct tsens_priv *priv) +static void tsens_disable_irq(struct tsens_priv *priv) { regmap_field_write(priv->rf[INT_EN], 0); } diff --git a/drivers/thermal/rcar_gen3_thermal.c b/drivers/thermal/rcar_gen3_thermal.c index 58fe7c1ef00b..c48c5e9b8f20 100644 --- a/drivers/thermal/rcar_gen3_thermal.c +++ b/drivers/thermal/rcar_gen3_thermal.c @@ -167,7 +167,7 @@ static int rcar_gen3_thermal_get_temp(void *devdata, int *temp) { struct rcar_gen3_thermal_tsc *tsc = devdata; int mcelsius, val; - u32 reg; + int reg; /* Read register and convert to mili Celsius */ reg = rcar_gen3_thermal_read(tsc, REG_GEN3_TEMP) & CTEMP_MASK; diff --git a/drivers/thermal/sprd_thermal.c b/drivers/thermal/sprd_thermal.c index a340374e8c51..4cde70dcf655 100644 --- a/drivers/thermal/sprd_thermal.c +++ b/drivers/thermal/sprd_thermal.c @@ -348,8 +348,8 @@ static int sprd_thm_probe(struct platform_device *pdev) thm->var_data = pdata; thm->base = devm_platform_ioremap_resource(pdev, 0); - if (!thm->base) - return -ENOMEM; + if (IS_ERR(thm->base)) + return PTR_ERR(thm->base); thm->nr_sensors = of_get_child_count(np); if (thm->nr_sensors == 0 || thm->nr_sensors > SPRD_THM_MAX_SENSOR) { diff --git a/drivers/tty/serial/kgdb_nmi.c b/drivers/tty/serial/kgdb_nmi.c index 5022447afa23..6004c0c1d173 100644 --- a/drivers/tty/serial/kgdb_nmi.c +++ b/drivers/tty/serial/kgdb_nmi.c @@ -50,7 +50,7 @@ static int kgdb_nmi_console_setup(struct console *co, char *options) * I/O utilities that messages sent to the console will automatically * be displayed on the dbg_io. */ - dbg_io_ops->is_console = true; + dbg_io_ops->cons = co; return 0; } diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c index 41396982e9e0..84ffede27f23 100644 --- a/drivers/tty/serial/kgdboc.c +++ b/drivers/tty/serial/kgdboc.c @@ -45,7 +45,6 @@ static struct platform_device *kgdboc_pdev; #if IS_BUILTIN(CONFIG_KGDB_SERIAL_CONSOLE) static struct kgdb_io kgdboc_earlycon_io_ops; -static struct console *earlycon; static int (*earlycon_orig_exit)(struct console *con); #endif /* IS_BUILTIN(CONFIG_KGDB_SERIAL_CONSOLE) */ @@ -145,7 +144,7 @@ static void kgdboc_unregister_kbd(void) #if IS_BUILTIN(CONFIG_KGDB_SERIAL_CONSOLE) static void cleanup_earlycon(void) { - if (earlycon) + if (kgdboc_earlycon_io_ops.cons) kgdb_unregister_io_module(&kgdboc_earlycon_io_ops); } #else /* !IS_BUILTIN(CONFIG_KGDB_SERIAL_CONSOLE) */ @@ -178,7 +177,7 @@ static int configure_kgdboc(void) goto noconfig; } - kgdboc_io_ops.is_console = 0; + kgdboc_io_ops.cons = NULL; kgdb_tty_driver = NULL; kgdboc_use_kms = 0; @@ -198,7 +197,7 @@ static int configure_kgdboc(void) int idx; if (cons->device && cons->device(cons, &idx) == p && idx == tty_line) { - kgdboc_io_ops.is_console = 1; + kgdboc_io_ops.cons = cons; break; } } @@ -433,7 +432,8 @@ static int kgdboc_earlycon_get_char(void) { char c; - if (!earlycon->read(earlycon, &c, 1)) + if (!kgdboc_earlycon_io_ops.cons->read(kgdboc_earlycon_io_ops.cons, + &c, 1)) return NO_POLL_CHAR; return c; @@ -441,7 +441,8 @@ static int kgdboc_earlycon_get_char(void) static void kgdboc_earlycon_put_char(u8 chr) { - earlycon->write(earlycon, &chr, 1); + kgdboc_earlycon_io_ops.cons->write(kgdboc_earlycon_io_ops.cons, &chr, + 1); } static void kgdboc_earlycon_pre_exp_handler(void) @@ -461,7 +462,7 @@ static void kgdboc_earlycon_pre_exp_handler(void) * boot if we detect this case. */ for_each_console(con) - if (con == earlycon) + if (con == kgdboc_earlycon_io_ops.cons) return; already_warned = true; @@ -484,25 +485,25 @@ static int kgdboc_earlycon_deferred_exit(struct console *con) static void kgdboc_earlycon_deinit(void) { - if (!earlycon) + if (!kgdboc_earlycon_io_ops.cons) return; - if (earlycon->exit == kgdboc_earlycon_deferred_exit) + if (kgdboc_earlycon_io_ops.cons->exit == kgdboc_earlycon_deferred_exit) /* * kgdboc_earlycon is exiting but original boot console exit * was never called (AKA kgdboc_earlycon_deferred_exit() * didn't ever run). Undo our trap. */ - earlycon->exit = earlycon_orig_exit; - else if (earlycon->exit) + kgdboc_earlycon_io_ops.cons->exit = earlycon_orig_exit; + else if (kgdboc_earlycon_io_ops.cons->exit) /* * We skipped calling the exit() routine so we could try to * keep using the boot console even after it went away. We're * finally done so call the function now. */ - earlycon->exit(earlycon); + kgdboc_earlycon_io_ops.cons->exit(kgdboc_earlycon_io_ops.cons); - earlycon = NULL; + kgdboc_earlycon_io_ops.cons = NULL; } static struct kgdb_io kgdboc_earlycon_io_ops = { @@ -511,7 +512,6 @@ static struct kgdb_io kgdboc_earlycon_io_ops = { .write_char = kgdboc_earlycon_put_char, .pre_exception = kgdboc_earlycon_pre_exp_handler, .deinit = kgdboc_earlycon_deinit, - .is_console = true, }; #define MAX_CONSOLE_NAME_LEN (sizeof((struct console *) 0)->name) @@ -557,10 +557,10 @@ static int __init kgdboc_earlycon_init(char *opt) goto unlock; } - earlycon = con; + kgdboc_earlycon_io_ops.cons = con; pr_info("Going to register kgdb with earlycon '%s'\n", con->name); if (kgdb_register_io_module(&kgdboc_earlycon_io_ops) != 0) { - earlycon = NULL; + kgdboc_earlycon_io_ops.cons = NULL; pr_info("Failed to register kgdb with earlycon\n"); } else { /* Trap exit so we can keep earlycon longer if needed. */ diff --git a/drivers/usb/cdns3/ep0.c b/drivers/usb/cdns3/ep0.c index 82645a2a0f52..61ec5bb2b0ca 100644 --- a/drivers/usb/cdns3/ep0.c +++ b/drivers/usb/cdns3/ep0.c @@ -327,7 +327,8 @@ static int cdns3_ep0_feature_handle_device(struct cdns3_device *priv_dev, if (!set || (tmode & 0xff) != 0) return -EINVAL; - switch (tmode >> 8) { + tmode >>= 8; + switch (tmode) { case TEST_J: case TEST_K: case TEST_SE0_NAK: @@ -704,15 +705,17 @@ static int cdns3_gadget_ep0_queue(struct usb_ep *ep, int ret = 0; u8 zlp = 0; + spin_lock_irqsave(&priv_dev->lock, flags); trace_cdns3_ep0_queue(priv_dev, request); /* cancel the request if controller receive new SETUP packet. */ - if (cdns3_check_new_setup(priv_dev)) + if (cdns3_check_new_setup(priv_dev)) { + spin_unlock_irqrestore(&priv_dev->lock, flags); return -ECONNRESET; + } /* send STATUS stage. Should be called only for SET_CONFIGURATION */ if (priv_dev->ep0_stage == CDNS3_STATUS_STAGE) { - spin_lock_irqsave(&priv_dev->lock, flags); cdns3_select_ep(priv_dev, 0x00); erdy_sent = !priv_dev->hw_configured_flag; @@ -737,7 +740,6 @@ static int cdns3_gadget_ep0_queue(struct usb_ep *ep, return 0; } - spin_lock_irqsave(&priv_dev->lock, flags); if (!list_empty(&priv_ep->pending_req_list)) { dev_err(priv_dev->dev, "can't handle multiple requests for ep0\n"); diff --git a/drivers/usb/cdns3/trace.h b/drivers/usb/cdns3/trace.h index 8d121e207fd8..755c56582257 100644 --- a/drivers/usb/cdns3/trace.h +++ b/drivers/usb/cdns3/trace.h @@ -156,7 +156,7 @@ DECLARE_EVENT_CLASS(cdns3_log_ep0_irq, __dynamic_array(char, str, CDNS3_MSG_MAX) ), TP_fast_assign( - __entry->ep_dir = priv_dev->ep0_data_dir; + __entry->ep_dir = priv_dev->selected_ep; __entry->ep_sts = ep_sts; ), TP_printk("%s", cdns3_decode_ep0_irq(__get_str(str), diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index f67088bb8218..d5187b50fc82 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1689,6 +1689,8 @@ static int acm_pre_reset(struct usb_interface *intf) static const struct usb_device_id acm_ids[] = { /* quirky and broken devices */ + { USB_DEVICE(0x0424, 0x274e), /* Microchip Technology, Inc. (formerly SMSC) */ + .driver_info = DISABLE_ECHO, }, /* DISABLE ECHO in termios flag */ { USB_DEVICE(0x076d, 0x0006), /* Denso Cradle CU-321 */ .driver_info = NO_UNION_NORMAL, },/* has no union descriptor */ { USB_DEVICE(0x17ef, 0x7000), /* Lenovo USB modem */ diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 3e8efe759c3e..e0b77674869c 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -218,11 +218,12 @@ static const struct usb_device_id usb_quirk_list[] = { /* Logitech HD Webcam C270 */ { USB_DEVICE(0x046d, 0x0825), .driver_info = USB_QUIRK_RESET_RESUME }, - /* Logitech HD Pro Webcams C920, C920-C, C925e and C930e */ + /* Logitech HD Pro Webcams C920, C920-C, C922, C925e and C930e */ { USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT }, { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT }, { USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT }, { USB_DEVICE(0x046d, 0x085b), .driver_info = USB_QUIRK_DELAY_INIT }, + { USB_DEVICE(0x046d, 0x085c), .driver_info = USB_QUIRK_DELAY_INIT }, /* Logitech ConferenceCam CC3000e */ { USB_DEVICE(0x046d, 0x0847), .driver_info = USB_QUIRK_DELAY_INIT }, diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 12b98b466287..7faf5f8c056d 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -4920,12 +4920,6 @@ int dwc2_gadget_init(struct dwc2_hsotg *hsotg) epnum, 0); } - ret = usb_add_gadget_udc(dev, &hsotg->gadget); - if (ret) { - dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, - hsotg->ctrl_req); - return ret; - } dwc2_hsotg_dump(hsotg); return 0; diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index e571c8ae65ec..c347d93eae64 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -575,6 +575,17 @@ static int dwc2_driver_probe(struct platform_device *dev) if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) dwc2_lowlevel_hw_disable(hsotg); +#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \ + IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE) + /* Postponed adding a new gadget to the udc class driver list */ + if (hsotg->gadget_enabled) { + retval = usb_add_gadget_udc(hsotg->dev, &hsotg->gadget); + if (retval) { + dwc2_hsotg_remove(hsotg); + goto error_init; + } + } +#endif /* CONFIG_USB_DWC2_PERIPHERAL || CONFIG_USB_DWC2_DUAL_ROLE */ return 0; error_init: diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c index 48b68b6f0dc8..90bb022737da 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -162,12 +162,6 @@ static const struct dwc3_exynos_driverdata exynos5250_drvdata = { .suspend_clk_idx = -1, }; -static const struct dwc3_exynos_driverdata exynos5420_drvdata = { - .clk_names = { "usbdrd30", "usbdrd30_susp_clk"}, - .num_clks = 2, - .suspend_clk_idx = 1, -}; - static const struct dwc3_exynos_driverdata exynos5433_drvdata = { .clk_names = { "aclk", "susp_clk", "pipe_pclk", "phyclk" }, .num_clks = 4, @@ -185,9 +179,6 @@ static const struct of_device_id exynos_dwc3_match[] = { .compatible = "samsung,exynos5250-dwusb3", .data = &exynos5250_drvdata, }, { - .compatible = "samsung,exynos5420-dwusb3", - .data = &exynos5420_drvdata, - }, { .compatible = "samsung,exynos5433-dwusb3", .data = &exynos5433_drvdata, }, { diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index b67372737dc9..96c05b121fac 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -206,8 +206,10 @@ static void dwc3_pci_resume_work(struct work_struct *work) int ret; ret = pm_runtime_get_sync(&dwc3->dev); - if (ret) + if (ret) { + pm_runtime_put_sync_autosuspend(&dwc3->dev); return; + } pm_runtime_mark_last_busy(&dwc3->dev); pm_runtime_put_sync_autosuspend(&dwc3->dev); diff --git a/drivers/usb/early/ehci-dbgp.c b/drivers/usb/early/ehci-dbgp.c index ea0d531c63e2..775cf70cfb3e 100644 --- a/drivers/usb/early/ehci-dbgp.c +++ b/drivers/usb/early/ehci-dbgp.c @@ -1058,7 +1058,8 @@ static int __init kgdbdbgp_parse_config(char *str) kgdbdbgp_wait_time = simple_strtoul(ptr, &ptr, 10); } kgdb_register_io_module(&kgdbdbgp_io_ops); - kgdbdbgp_io_ops.is_console = early_dbgp_console.index != -1; + if (early_dbgp_console.index != -1) + kgdbdbgp_io_ops.cons = &early_dbgp_console; return 0; } diff --git a/drivers/usb/gadget/udc/mv_udc_core.c b/drivers/usb/gadget/udc/mv_udc_core.c index cafde053788b..80a1b52c656e 100644 --- a/drivers/usb/gadget/udc/mv_udc_core.c +++ b/drivers/usb/gadget/udc/mv_udc_core.c @@ -2313,7 +2313,8 @@ static int mv_udc_probe(struct platform_device *pdev) return 0; err_create_workqueue: - destroy_workqueue(udc->qwork); + if (udc->qwork) + destroy_workqueue(udc->qwork); err_destroy_dma: dma_pool_destroy(udc->dtd_pool); err_free_dma: diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c index a4e9abcbdc4f..1a9b7572e17f 100644 --- a/drivers/usb/host/ehci-exynos.c +++ b/drivers/usb/host/ehci-exynos.c @@ -203,9 +203,8 @@ static int exynos_ehci_probe(struct platform_device *pdev) hcd->rsrc_len = resource_size(res); irq = platform_get_irq(pdev, 0); - if (!irq) { - dev_err(&pdev->dev, "Failed to get IRQ\n"); - err = -ENODEV; + if (irq < 0) { + err = irq; goto fail_io; } diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 3c3820ad9092..af3c1b9b38b2 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -216,6 +216,13 @@ static int ehci_pci_setup(struct usb_hcd *hcd) ehci_info(ehci, "applying MosChip frame-index workaround\n"); ehci->frame_index_bug = 1; break; + case PCI_VENDOR_ID_HUAWEI: + /* Synopsys HC bug */ + if (pdev->device == 0xa239) { + ehci_info(ehci, "applying Synopsys HC workaround\n"); + ehci->has_synopsys_hc_bug = 1; + } + break; } /* optional debug port, normally in the first BAR */ diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c index cff965240327..b91d50da6127 100644 --- a/drivers/usb/host/ohci-sm501.c +++ b/drivers/usb/host/ohci-sm501.c @@ -191,6 +191,7 @@ static int ohci_hcd_sm501_drv_remove(struct platform_device *pdev) struct resource *mem; usb_remove_hcd(hcd); + iounmap(hcd->regs); release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); mem = platform_get_resource(pdev, IORESOURCE_MEM, 1); diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c index bfbdb3ceed29..4311d4c9b68d 100644 --- a/drivers/usb/host/xhci-mtk.c +++ b/drivers/usb/host/xhci-mtk.c @@ -587,6 +587,9 @@ static int xhci_mtk_remove(struct platform_device *dev) struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct usb_hcd *shared_hcd = xhci->shared_hcd; + pm_runtime_put_noidle(&dev->dev); + pm_runtime_disable(&dev->dev); + usb_remove_hcd(shared_hcd); xhci->shared_hcd = NULL; device_init_wakeup(&dev->dev, false); @@ -597,8 +600,6 @@ static int xhci_mtk_remove(struct platform_device *dev) xhci_mtk_sch_exit(mtk); xhci_mtk_clks_disable(mtk); xhci_mtk_ldos_disable(mtk); - pm_runtime_put_sync(&dev->dev); - pm_runtime_disable(&dev->dev); return 0; } diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index bee5deccc83d..ed468eed299c 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1430,6 +1430,7 @@ static int xhci_check_maxpacket(struct xhci_hcd *xhci, unsigned int slot_id, xhci->devs[slot_id]->out_ctx, ep_index); ep_ctx = xhci_get_ep_ctx(xhci, command->in_ctx, ep_index); + ep_ctx->ep_info &= cpu_to_le32(~EP_STATE_MASK);/* must clear */ ep_ctx->ep_info2 &= cpu_to_le32(~MAX_PACKET_MASK); ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet_size)); @@ -4390,6 +4391,9 @@ static int xhci_set_usb2_hardware_lpm(struct usb_hcd *hcd, int hird, exit_latency; int ret; + if (xhci->quirks & XHCI_HW_LPM_DISABLE) + return -EPERM; + if (hcd->speed >= HCD_USB3 || !xhci->hw_lpm_support || !udev->lpm_capable) return -EPERM; @@ -4412,7 +4416,7 @@ static int xhci_set_usb2_hardware_lpm(struct usb_hcd *hcd, xhci_dbg(xhci, "%s port %d USB2 hardware LPM\n", enable ? "enable" : "disable", port_num + 1); - if (enable && !(xhci->quirks & XHCI_HW_LPM_DISABLE)) { + if (enable) { /* Host supports BESL timeout instead of HIRD */ if (udev->usb2_hw_lpm_besl_capable) { /* if device doesn't have a preferred BESL value use a @@ -4471,6 +4475,9 @@ static int xhci_set_usb2_hardware_lpm(struct usb_hcd *hcd, mutex_lock(hcd->bandwidth_mutex); xhci_change_max_exit_latency(xhci, udev, 0); mutex_unlock(hcd->bandwidth_mutex); + readl_poll_timeout(ports[port_num]->addr, pm_val, + (pm_val & PORT_PLS_MASK) == XDEV_U0, + 100, 10000); return 0; } } diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2c6c4f8d1ee1..c295e8a7f5ae 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -716,7 +716,7 @@ struct xhci_ep_ctx { * 4 - TRB error * 5-7 - reserved */ -#define EP_STATE_MASK (0xf) +#define EP_STATE_MASK (0x7) #define EP_STATE_DISABLED 0 #define EP_STATE_RUNNING 1 #define EP_STATE_HALTED 2 diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c index 98ada1a3425c..bae88893ee8e 100644 --- a/drivers/usb/misc/usbtest.c +++ b/drivers/usb/misc/usbtest.c @@ -2873,6 +2873,7 @@ static void usbtest_disconnect(struct usb_interface *intf) usb_set_intfdata(intf, NULL); dev_dbg(&intf->dev, "disconnect\n"); + kfree(dev->buf); kfree(dev); } diff --git a/drivers/usb/phy/phy-tegra-usb.c b/drivers/usb/phy/phy-tegra-usb.c index cffe2aced488..03a333797382 100644 --- a/drivers/usb/phy/phy-tegra-usb.c +++ b/drivers/usb/phy/phy-tegra-usb.c @@ -1199,11 +1199,7 @@ static int tegra_usb_phy_probe(struct platform_device *pdev) platform_set_drvdata(pdev, tegra_phy); - err = usb_add_phy_dev(&tegra_phy->u_phy); - if (err) - return err; - - return 0; + return usb_add_phy_dev(&tegra_phy->u_phy); } static int tegra_usb_phy_remove(struct platform_device *pdev) diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index 01c6a48c41bc..ac9a81ae8216 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -803,7 +803,8 @@ static int __usbhsf_dma_map_ctrl(struct usbhs_pkt *pkt, int map) return info->dma_map_ctrl(chan->device->dev, pkt, map); } -static void usbhsf_dma_complete(void *arg); +static void usbhsf_dma_complete(void *arg, + const struct dmaengine_result *result); static void usbhsf_dma_xfer_preparing(struct usbhs_pkt *pkt) { struct usbhs_pipe *pipe = pkt->pipe; @@ -813,6 +814,7 @@ static void usbhsf_dma_xfer_preparing(struct usbhs_pkt *pkt) struct dma_chan *chan; struct device *dev = usbhs_priv_to_dev(priv); enum dma_transfer_direction dir; + dma_cookie_t cookie; fifo = usbhs_pipe_to_fifo(pipe); if (!fifo) @@ -827,11 +829,11 @@ static void usbhsf_dma_xfer_preparing(struct usbhs_pkt *pkt) if (!desc) return; - desc->callback = usbhsf_dma_complete; - desc->callback_param = pipe; + desc->callback_result = usbhsf_dma_complete; + desc->callback_param = pkt; - pkt->cookie = dmaengine_submit(desc); - if (pkt->cookie < 0) { + cookie = dmaengine_submit(desc); + if (cookie < 0) { dev_err(dev, "Failed to submit dma descriptor\n"); return; } @@ -1152,12 +1154,10 @@ static size_t usbhs_dma_calc_received_size(struct usbhs_pkt *pkt, struct dma_chan *chan, int dtln) { struct usbhs_pipe *pipe = pkt->pipe; - struct dma_tx_state state; size_t received_size; int maxp = usbhs_pipe_get_maxpacket(pipe); - dmaengine_tx_status(chan, pkt->cookie, &state); - received_size = pkt->length - state.residue; + received_size = pkt->length - pkt->dma_result->residue; if (dtln) { received_size -= USBHS_USB_DMAC_XFER_SIZE; @@ -1363,13 +1363,16 @@ static int usbhsf_irq_ready(struct usbhs_priv *priv, return 0; } -static void usbhsf_dma_complete(void *arg) +static void usbhsf_dma_complete(void *arg, + const struct dmaengine_result *result) { - struct usbhs_pipe *pipe = arg; + struct usbhs_pkt *pkt = arg; + struct usbhs_pipe *pipe = pkt->pipe; struct usbhs_priv *priv = usbhs_pipe_to_priv(pipe); struct device *dev = usbhs_priv_to_dev(priv); int ret; + pkt->dma_result = result; ret = usbhsf_pkt_handler(pipe, USBHSF_PKT_DMA_DONE); if (ret < 0) dev_err(dev, "dma_complete run_error %d : %d\n", diff --git a/drivers/usb/renesas_usbhs/fifo.h b/drivers/usb/renesas_usbhs/fifo.h index 7d3700bf41d9..039a2b993157 100644 --- a/drivers/usb/renesas_usbhs/fifo.h +++ b/drivers/usb/renesas_usbhs/fifo.h @@ -50,7 +50,7 @@ struct usbhs_pkt { struct usbhs_pkt *pkt); struct work_struct work; dma_addr_t dma; - dma_cookie_t cookie; + const struct dmaengine_result *dma_result; void *buf; int length; int trans; diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index 962bc69a6a59..70ddc9d6d49e 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -148,7 +148,8 @@ pmc_usb_mux_dp_hpd(struct pmc_usb_port *port, struct typec_mux_state *state) msg[0] = PMC_USB_DP_HPD; msg[0] |= port->usb3_port << PMC_USB_MSG_USB3_PORT_SHIFT; - msg[1] = PMC_USB_DP_HPD_IRQ; + if (data->status & DP_STATUS_IRQ_HPD) + msg[1] = PMC_USB_DP_HPD_IRQ; if (data->status & DP_STATUS_HPD_STATE) msg[1] |= PMC_USB_DP_HPD_LVL; @@ -161,6 +162,7 @@ pmc_usb_mux_dp(struct pmc_usb_port *port, struct typec_mux_state *state) { struct typec_displayport_data *data = state->data; struct altmode_req req = { }; + int ret; if (data->status & DP_STATUS_IRQ_HPD) return pmc_usb_mux_dp_hpd(port, state); @@ -181,7 +183,14 @@ pmc_usb_mux_dp(struct pmc_usb_port *port, struct typec_mux_state *state) if (data->status & DP_STATUS_HPD_STATE) req.mode_data |= PMC_USB_ALTMODE_HPD_HIGH; - return pmc_usb_command(port, (void *)&req, sizeof(req)); + ret = pmc_usb_command(port, (void *)&req, sizeof(req)); + if (ret) + return ret; + + if (data->status & DP_STATUS_HPD_STATE) + return pmc_usb_mux_dp_hpd(port, state); + + return 0; } static int diff --git a/drivers/usb/typec/tcpm/tcpci_rt1711h.c b/drivers/usb/typec/tcpm/tcpci_rt1711h.c index 017389021b96..b56a0880a044 100644 --- a/drivers/usb/typec/tcpm/tcpci_rt1711h.c +++ b/drivers/usb/typec/tcpm/tcpci_rt1711h.c @@ -179,26 +179,6 @@ out: return tcpci_irq(chip->tcpci); } -static int rt1711h_init_alert(struct rt1711h_chip *chip, - struct i2c_client *client) -{ - int ret; - - /* Disable chip interrupts before requesting irq */ - ret = rt1711h_write16(chip, TCPC_ALERT_MASK, 0); - if (ret < 0) - return ret; - - ret = devm_request_threaded_irq(chip->dev, client->irq, NULL, - rt1711h_irq, - IRQF_ONESHOT | IRQF_TRIGGER_LOW, - dev_name(chip->dev), chip); - if (ret < 0) - return ret; - enable_irq_wake(client->irq); - return 0; -} - static int rt1711h_sw_reset(struct rt1711h_chip *chip) { int ret; @@ -260,7 +240,8 @@ static int rt1711h_probe(struct i2c_client *client, if (ret < 0) return ret; - ret = rt1711h_init_alert(chip, client); + /* Disable chip interrupts before requesting irq */ + ret = rt1711h_write16(chip, TCPC_ALERT_MASK, 0); if (ret < 0) return ret; @@ -271,6 +252,14 @@ static int rt1711h_probe(struct i2c_client *client, if (IS_ERR_OR_NULL(chip->tcpci)) return PTR_ERR(chip->tcpci); + ret = devm_request_threaded_irq(chip->dev, client->irq, NULL, + rt1711h_irq, + IRQF_ONESHOT | IRQF_TRIGGER_LOW, + dev_name(chip->dev), chip); + if (ret < 0) + return ret; + enable_irq_wake(client->irq); + return 0; } diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c index 7c0779018b1b..f634c81998bb 100644 --- a/drivers/vfio/pci/vfio_pci.c +++ b/drivers/vfio/pci/vfio_pci.c @@ -521,10 +521,14 @@ static void vfio_pci_release(void *device_data) vfio_pci_vf_token_user_add(vdev, -1); vfio_spapr_pci_eeh_release(vdev->pdev); vfio_pci_disable(vdev); - if (vdev->err_trigger) + if (vdev->err_trigger) { eventfd_ctx_put(vdev->err_trigger); - if (vdev->req_trigger) + vdev->err_trigger = NULL; + } + if (vdev->req_trigger) { eventfd_ctx_put(vdev->req_trigger); + vdev->req_trigger = NULL; + } } mutex_unlock(&vdev->reflck->lock); diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index 8746c943247a..d98843feddce 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -398,9 +398,15 @@ static inline void p_setd(struct perm_bits *p, int off, u32 virt, u32 write) /* Caller should hold memory_lock semaphore */ bool __vfio_pci_memory_enabled(struct vfio_pci_device *vdev) { + struct pci_dev *pdev = vdev->pdev; u16 cmd = le16_to_cpu(*(__le16 *)&vdev->vconfig[PCI_COMMAND]); - return cmd & PCI_COMMAND_MEMORY; + /* + * SR-IOV VF memory enable is handled by the MSE bit in the + * PF SR-IOV capability, there's therefore no need to trigger + * faults based on the virtual value. + */ + return pdev->is_virtfn || (cmd & PCI_COMMAND_MEMORY); } /* @@ -1728,6 +1734,15 @@ int vfio_config_init(struct vfio_pci_device *vdev) vconfig[PCI_INTERRUPT_PIN]); vconfig[PCI_INTERRUPT_PIN] = 0; /* Gratuitous for good VFs */ + + /* + * VFs do no implement the memory enable bit of the COMMAND + * register therefore we'll not have it set in our initial + * copy of config space after pci_enable_device(). For + * consistency with PFs, set the virtual enable bit here. + */ + *(__le16 *)&vconfig[PCI_COMMAND] |= + cpu_to_le16(PCI_COMMAND_MEMORY); } if (!IS_ENABLED(CONFIG_VFIO_PCI_INTX) || vdev->nointx) diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 9d28a8e3328f..e2a490c5ae08 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -2402,7 +2402,8 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch) ops->graphics = 1; if (!blank) { - var.activate = FB_ACTIVATE_NOW | FB_ACTIVATE_FORCE; + var.activate = FB_ACTIVATE_NOW | FB_ACTIVATE_FORCE | + FB_ACTIVATE_KD_TEXT; fb_set_var(info, &var); ops->graphics = 0; ops->var = info->var; diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c index bee29aadc646..def14ac0ebe1 100644 --- a/drivers/video/fbdev/uvesafb.c +++ b/drivers/video/fbdev/uvesafb.c @@ -1836,7 +1836,7 @@ static int uvesafb_setup(char *options) else if (!strcmp(this_opt, "noedid")) noedid = true; else if (!strcmp(this_opt, "noblank")) - blank = true; + blank = false; else if (!strncmp(this_opt, "vtotal:", 7)) vram_total = simple_strtoul(this_opt + 7, NULL, 0); else if (!strncmp(this_opt, "vremap:", 7)) diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index 040d2a43e8e3..4f168b46fbca 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -69,11 +69,27 @@ struct xenbus_map_node { unsigned int nr_handles; }; +struct map_ring_valloc { + struct xenbus_map_node *node; + + /* Why do we need two arrays? See comment of __xenbus_map_ring */ + union { + unsigned long addrs[XENBUS_MAX_RING_GRANTS]; + pte_t *ptes[XENBUS_MAX_RING_GRANTS]; + }; + phys_addr_t phys_addrs[XENBUS_MAX_RING_GRANTS]; + + struct gnttab_map_grant_ref map[XENBUS_MAX_RING_GRANTS]; + struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; + + unsigned int idx; /* HVM only. */ +}; + static DEFINE_SPINLOCK(xenbus_valloc_lock); static LIST_HEAD(xenbus_valloc_pages); struct xenbus_ring_ops { - int (*map)(struct xenbus_device *dev, + int (*map)(struct xenbus_device *dev, struct map_ring_valloc *info, grant_ref_t *gnt_refs, unsigned int nr_grefs, void **vaddr); int (*unmap)(struct xenbus_device *dev, void *vaddr); @@ -440,8 +456,7 @@ EXPORT_SYMBOL_GPL(xenbus_free_evtchn); * Map @nr_grefs pages of memory into this domain from another * domain's grant table. xenbus_map_ring_valloc allocates @nr_grefs * pages of virtual address space, maps the pages to that address, and - * sets *vaddr to that address. Returns 0 on success, and GNTST_* - * (see xen/include/interface/grant_table.h) or -ENOMEM / -EINVAL on + * sets *vaddr to that address. Returns 0 on success, and -errno on * error. If an error is returned, device will switch to * XenbusStateClosing and the error message will be saved in XenStore. */ @@ -449,12 +464,25 @@ int xenbus_map_ring_valloc(struct xenbus_device *dev, grant_ref_t *gnt_refs, unsigned int nr_grefs, void **vaddr) { int err; + struct map_ring_valloc *info; + + *vaddr = NULL; + + if (nr_grefs > XENBUS_MAX_RING_GRANTS) + return -EINVAL; + + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; - err = ring_ops->map(dev, gnt_refs, nr_grefs, vaddr); - /* Some hypervisors are buggy and can return 1. */ - if (err > 0) - err = GNTST_general_error; + info->node = kzalloc(sizeof(*info->node), GFP_KERNEL); + if (!info->node) + err = -ENOMEM; + else + err = ring_ops->map(dev, info, gnt_refs, nr_grefs, vaddr); + kfree(info->node); + kfree(info); return err; } EXPORT_SYMBOL_GPL(xenbus_map_ring_valloc); @@ -466,62 +494,57 @@ static int __xenbus_map_ring(struct xenbus_device *dev, grant_ref_t *gnt_refs, unsigned int nr_grefs, grant_handle_t *handles, - phys_addr_t *addrs, + struct map_ring_valloc *info, unsigned int flags, bool *leaked) { - struct gnttab_map_grant_ref map[XENBUS_MAX_RING_GRANTS]; - struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; int i, j; - int err = GNTST_okay; if (nr_grefs > XENBUS_MAX_RING_GRANTS) return -EINVAL; for (i = 0; i < nr_grefs; i++) { - memset(&map[i], 0, sizeof(map[i])); - gnttab_set_map_op(&map[i], addrs[i], flags, gnt_refs[i], - dev->otherend_id); + gnttab_set_map_op(&info->map[i], info->phys_addrs[i], flags, + gnt_refs[i], dev->otherend_id); handles[i] = INVALID_GRANT_HANDLE; } - gnttab_batch_map(map, i); + gnttab_batch_map(info->map, i); for (i = 0; i < nr_grefs; i++) { - if (map[i].status != GNTST_okay) { - err = map[i].status; - xenbus_dev_fatal(dev, map[i].status, + if (info->map[i].status != GNTST_okay) { + xenbus_dev_fatal(dev, info->map[i].status, "mapping in shared page %d from domain %d", gnt_refs[i], dev->otherend_id); goto fail; } else - handles[i] = map[i].handle; + handles[i] = info->map[i].handle; } - return GNTST_okay; + return 0; fail: for (i = j = 0; i < nr_grefs; i++) { if (handles[i] != INVALID_GRANT_HANDLE) { - memset(&unmap[j], 0, sizeof(unmap[j])); - gnttab_set_unmap_op(&unmap[j], (phys_addr_t)addrs[i], + gnttab_set_unmap_op(&info->unmap[j], + info->phys_addrs[i], GNTMAP_host_map, handles[i]); j++; } } - if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, unmap, j)) + if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, info->unmap, j)) BUG(); *leaked = false; for (i = 0; i < j; i++) { - if (unmap[i].status != GNTST_okay) { + if (info->unmap[i].status != GNTST_okay) { *leaked = true; break; } } - return err; + return -ENOENT; } /** @@ -566,21 +589,12 @@ static int xenbus_unmap_ring(struct xenbus_device *dev, grant_handle_t *handles, return err; } -struct map_ring_valloc_hvm -{ - unsigned int idx; - - /* Why do we need two arrays? See comment of __xenbus_map_ring */ - phys_addr_t phys_addrs[XENBUS_MAX_RING_GRANTS]; - unsigned long addrs[XENBUS_MAX_RING_GRANTS]; -}; - static void xenbus_map_ring_setup_grant_hvm(unsigned long gfn, unsigned int goffset, unsigned int len, void *data) { - struct map_ring_valloc_hvm *info = data; + struct map_ring_valloc *info = data; unsigned long vaddr = (unsigned long)gfn_to_virt(gfn); info->phys_addrs[info->idx] = vaddr; @@ -589,39 +603,28 @@ static void xenbus_map_ring_setup_grant_hvm(unsigned long gfn, info->idx++; } -static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev, - grant_ref_t *gnt_ref, - unsigned int nr_grefs, - void **vaddr) +static int xenbus_map_ring_hvm(struct xenbus_device *dev, + struct map_ring_valloc *info, + grant_ref_t *gnt_ref, + unsigned int nr_grefs, + void **vaddr) { - struct xenbus_map_node *node; + struct xenbus_map_node *node = info->node; int err; void *addr; bool leaked = false; - struct map_ring_valloc_hvm info = { - .idx = 0, - }; unsigned int nr_pages = XENBUS_PAGES(nr_grefs); - if (nr_grefs > XENBUS_MAX_RING_GRANTS) - return -EINVAL; - - *vaddr = NULL; - - node = kzalloc(sizeof(*node), GFP_KERNEL); - if (!node) - return -ENOMEM; - err = alloc_xenballooned_pages(nr_pages, node->hvm.pages); if (err) goto out_err; gnttab_foreach_grant(node->hvm.pages, nr_grefs, xenbus_map_ring_setup_grant_hvm, - &info); + info); err = __xenbus_map_ring(dev, gnt_ref, nr_grefs, node->handles, - info.phys_addrs, GNTMAP_host_map, &leaked); + info, GNTMAP_host_map, &leaked); node->nr_handles = nr_grefs; if (err) @@ -641,11 +644,13 @@ static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev, spin_unlock(&xenbus_valloc_lock); *vaddr = addr; + info->node = NULL; + return 0; out_xenbus_unmap_ring: if (!leaked) - xenbus_unmap_ring(dev, node->handles, nr_grefs, info.addrs); + xenbus_unmap_ring(dev, node->handles, nr_grefs, info->addrs); else pr_alert("leaking %p size %u page(s)", addr, nr_pages); @@ -653,7 +658,6 @@ static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev, if (!leaked) free_xenballooned_pages(nr_pages, node->hvm.pages); out_err: - kfree(node); return err; } @@ -676,40 +680,30 @@ int xenbus_unmap_ring_vfree(struct xenbus_device *dev, void *vaddr) EXPORT_SYMBOL_GPL(xenbus_unmap_ring_vfree); #ifdef CONFIG_XEN_PV -static int xenbus_map_ring_valloc_pv(struct xenbus_device *dev, - grant_ref_t *gnt_refs, - unsigned int nr_grefs, - void **vaddr) +static int xenbus_map_ring_pv(struct xenbus_device *dev, + struct map_ring_valloc *info, + grant_ref_t *gnt_refs, + unsigned int nr_grefs, + void **vaddr) { - struct xenbus_map_node *node; + struct xenbus_map_node *node = info->node; struct vm_struct *area; - pte_t *ptes[XENBUS_MAX_RING_GRANTS]; - phys_addr_t phys_addrs[XENBUS_MAX_RING_GRANTS]; int err = GNTST_okay; int i; bool leaked; - *vaddr = NULL; - - if (nr_grefs > XENBUS_MAX_RING_GRANTS) - return -EINVAL; - - node = kzalloc(sizeof(*node), GFP_KERNEL); - if (!node) - return -ENOMEM; - - area = alloc_vm_area(XEN_PAGE_SIZE * nr_grefs, ptes); + area = alloc_vm_area(XEN_PAGE_SIZE * nr_grefs, info->ptes); if (!area) { kfree(node); return -ENOMEM; } for (i = 0; i < nr_grefs; i++) - phys_addrs[i] = arbitrary_virt_to_machine(ptes[i]).maddr; + info->phys_addrs[i] = + arbitrary_virt_to_machine(info->ptes[i]).maddr; err = __xenbus_map_ring(dev, gnt_refs, nr_grefs, node->handles, - phys_addrs, - GNTMAP_host_map | GNTMAP_contains_pte, + info, GNTMAP_host_map | GNTMAP_contains_pte, &leaked); if (err) goto failed; @@ -722,6 +716,8 @@ static int xenbus_map_ring_valloc_pv(struct xenbus_device *dev, spin_unlock(&xenbus_valloc_lock); *vaddr = area->addr; + info->node = NULL; + return 0; failed: @@ -730,11 +726,10 @@ failed: else pr_alert("leaking VM area %p size %u page(s)", area, nr_grefs); - kfree(node); return err; } -static int xenbus_unmap_ring_vfree_pv(struct xenbus_device *dev, void *vaddr) +static int xenbus_unmap_ring_pv(struct xenbus_device *dev, void *vaddr) { struct xenbus_map_node *node; struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; @@ -798,12 +793,12 @@ static int xenbus_unmap_ring_vfree_pv(struct xenbus_device *dev, void *vaddr) } static const struct xenbus_ring_ops ring_ops_pv = { - .map = xenbus_map_ring_valloc_pv, - .unmap = xenbus_unmap_ring_vfree_pv, + .map = xenbus_map_ring_pv, + .unmap = xenbus_unmap_ring_pv, }; #endif -struct unmap_ring_vfree_hvm +struct unmap_ring_hvm { unsigned int idx; unsigned long addrs[XENBUS_MAX_RING_GRANTS]; @@ -814,19 +809,19 @@ static void xenbus_unmap_ring_setup_grant_hvm(unsigned long gfn, unsigned int len, void *data) { - struct unmap_ring_vfree_hvm *info = data; + struct unmap_ring_hvm *info = data; info->addrs[info->idx] = (unsigned long)gfn_to_virt(gfn); info->idx++; } -static int xenbus_unmap_ring_vfree_hvm(struct xenbus_device *dev, void *vaddr) +static int xenbus_unmap_ring_hvm(struct xenbus_device *dev, void *vaddr) { int rv; struct xenbus_map_node *node; void *addr; - struct unmap_ring_vfree_hvm info = { + struct unmap_ring_hvm info = { .idx = 0, }; unsigned int nr_pages; @@ -887,8 +882,8 @@ enum xenbus_state xenbus_read_driver_state(const char *path) EXPORT_SYMBOL_GPL(xenbus_read_driver_state); static const struct xenbus_ring_ops ring_ops_hvm = { - .map = xenbus_map_ring_valloc_hvm, - .unmap = xenbus_unmap_ring_vfree_hvm, + .map = xenbus_map_ring_hvm, + .unmap = xenbus_unmap_ring_hvm, }; void __init xenbus_ring_ops_init(void) |