diff options
Diffstat (limited to 'drivers/input/serio')
31 files changed, 1158 insertions, 747 deletions
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig index 373a1646019e..f39b7b3f7942 100644 --- a/drivers/input/serio/Kconfig +++ b/drivers/input/serio/Kconfig @@ -223,7 +223,7 @@ config SERIO_AMS_DELTA tristate "Amstrad Delta (E3) mailboard support" depends on MACH_AMS_DELTA default y - ---help--- + help Say Y here if you have an E3 and want to use its mailboard, or any standard AT keyboard connected to the mailboard port. @@ -255,7 +255,7 @@ config SERIO_ARC_PS2 config SERIO_APBPS2 tristate "GRLIB APBPS2 PS/2 keyboard/mouse controller" - depends on OF + depends on OF && HAS_IOMEM help Say Y here if you want support for GRLIB APBPS2 peripherals used to connect to PS/2 keyboard and/or mouse. diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c index 379e9240c2b3..3a92304f64fb 100644 --- a/drivers/input/serio/altera_ps2.c +++ b/drivers/input/serio/altera_ps2.c @@ -110,8 +110,8 @@ static int altera_ps2_probe(struct platform_device *pdev) serio->write = altera_ps2_write; serio->open = altera_ps2_open; serio->close = altera_ps2_close; - strlcpy(serio->name, dev_name(&pdev->dev), sizeof(serio->name)); - strlcpy(serio->phys, dev_name(&pdev->dev), sizeof(serio->phys)); + strscpy(serio->name, dev_name(&pdev->dev), sizeof(serio->name)); + strscpy(serio->phys, dev_name(&pdev->dev), sizeof(serio->phys)); serio->port_data = ps2if; serio->dev.parent = &pdev->dev; ps2if->io = serio; diff --git a/drivers/input/serio/ambakmi.c b/drivers/input/serio/ambakmi.c index ecdeca147ed7..c391700fc4ae 100644 --- a/drivers/input/serio/ambakmi.c +++ b/drivers/input/serio/ambakmi.c @@ -126,8 +126,8 @@ static int amba_kmi_probe(struct amba_device *dev, io->write = amba_kmi_write; io->open = amba_kmi_open; io->close = amba_kmi_close; - strlcpy(io->name, dev_name(&dev->dev), sizeof(io->name)); - strlcpy(io->phys, dev_name(&dev->dev), sizeof(io->phys)); + strscpy(io->name, dev_name(&dev->dev), sizeof(io->name)); + strscpy(io->phys, dev_name(&dev->dev), sizeof(io->phys)); io->port_data = kmi; io->dev.parent = &dev->dev; @@ -159,7 +159,7 @@ static int amba_kmi_probe(struct amba_device *dev, return ret; } -static int amba_kmi_remove(struct amba_device *dev) +static void amba_kmi_remove(struct amba_device *dev) { struct amba_kmi_port *kmi = amba_get_drvdata(dev); @@ -168,7 +168,6 @@ static int amba_kmi_remove(struct amba_device *dev) iounmap(kmi->base); kfree(kmi); amba_release_regions(dev); - return 0; } static int __maybe_unused amba_kmi_resume(struct device *dev) diff --git a/drivers/input/serio/ams_delta_serio.c b/drivers/input/serio/ams_delta_serio.c index 1c0be299f179..ec93cb4573c3 100644 --- a/drivers/input/serio/ams_delta_serio.c +++ b/drivers/input/serio/ams_delta_serio.c @@ -159,8 +159,8 @@ static int ams_delta_serio_init(struct platform_device *pdev) serio->id.type = SERIO_8042; serio->open = ams_delta_serio_open; serio->close = ams_delta_serio_close; - strlcpy(serio->name, "AMS DELTA keyboard adapter", sizeof(serio->name)); - strlcpy(serio->phys, dev_name(&pdev->dev), sizeof(serio->phys)); + strscpy(serio->name, "AMS DELTA keyboard adapter", sizeof(serio->name)); + strscpy(serio->phys, dev_name(&pdev->dev), sizeof(serio->phys)); serio->dev.parent = &pdev->dev; serio->port_data = priv; diff --git a/drivers/input/serio/apbps2.c b/drivers/input/serio/apbps2.c index 594ac4e6f8ea..9c9ce097f8bf 100644 --- a/drivers/input/serio/apbps2.c +++ b/drivers/input/serio/apbps2.c @@ -103,7 +103,6 @@ static int apbps2_open(struct serio *io) { struct apbps2_priv *priv = io->port_data; int limit; - unsigned long tmp; /* clear error flags */ iowrite32be(0, &priv->regs->status); @@ -111,7 +110,7 @@ static int apbps2_open(struct serio *io) /* Clear old data if available (unlikely) */ limit = 1024; while ((ioread32be(&priv->regs->status) & APBPS2_STATUS_DR) && --limit) - tmp = ioread32be(&priv->regs->data); + ioread32be(&priv->regs->data); /* Enable reciever and it's interrupt */ iowrite32be(APBPS2_CTRL_RE | APBPS2_CTRL_RI, &priv->regs->ctrl); @@ -177,7 +176,7 @@ static int apbps2_of_probe(struct platform_device *ofdev) priv->io->close = apbps2_close; priv->io->write = apbps2_write; priv->io->port_data = priv; - strlcpy(priv->io->name, "APBPS2 PS/2", sizeof(priv->io->name)); + strscpy(priv->io->name, "APBPS2 PS/2", sizeof(priv->io->name)); snprintf(priv->io->phys, sizeof(priv->io->phys), "apbps2_%d", apbps2_idx++); diff --git a/drivers/input/serio/ct82c710.c b/drivers/input/serio/ct82c710.c index d45009d654bf..3da751f4a6bf 100644 --- a/drivers/input/serio/ct82c710.c +++ b/drivers/input/serio/ct82c710.c @@ -7,9 +7,6 @@ * 82C710 C&T mouse port chip driver for Linux */ -/* - */ - #include <linux/delay.h> #include <linux/module.h> #include <linux/ioport.h> @@ -170,7 +167,7 @@ static int ct82c710_probe(struct platform_device *dev) ct82c710_port->open = ct82c710_open; ct82c710_port->close = ct82c710_close; ct82c710_port->write = ct82c710_write; - strlcpy(ct82c710_port->name, "C&T 82c710 mouse port", + strscpy(ct82c710_port->name, "C&T 82c710 mouse port", sizeof(ct82c710_port->name)); snprintf(ct82c710_port->phys, sizeof(ct82c710_port->phys), "isa%16llx/serio0", (unsigned long long)CT82C710_DATA); diff --git a/drivers/input/serio/gscps2.c b/drivers/input/serio/gscps2.c index 2f9775de3c5b..633c7de49d67 100644 --- a/drivers/input/serio/gscps2.c +++ b/drivers/input/serio/gscps2.c @@ -350,6 +350,10 @@ static int __init gscps2_probe(struct parisc_device *dev) ps2port->port = serio; ps2port->padev = dev; ps2port->addr = ioremap(hpa, GSC_STATUS + 4); + if (!ps2port->addr) { + ret = -ENOMEM; + goto fail_nomem; + } spin_lock_init(&ps2port->lock); gscps2_reset(ps2port); @@ -357,7 +361,7 @@ static int __init gscps2_probe(struct parisc_device *dev) snprintf(serio->name, sizeof(serio->name), "gsc-ps2-%s", (ps2port->id == GSC_ID_KEYBOARD) ? "keyboard" : "mouse"); - strlcpy(serio->phys, dev_name(&dev->dev), sizeof(serio->phys)); + strscpy(serio->phys, dev_name(&dev->dev), sizeof(serio->phys)); serio->id.type = SERIO_8042; serio->write = gscps2_write; serio->open = gscps2_open; @@ -411,7 +415,7 @@ fail_nomem: * @return: success/error report */ -static int __exit gscps2_remove(struct parisc_device *dev) +static void __exit gscps2_remove(struct parisc_device *dev) { struct gscps2port *ps2port = dev_get_drvdata(&dev->dev); @@ -425,7 +429,6 @@ static int __exit gscps2_remove(struct parisc_device *dev) #endif dev_set_drvdata(&dev->dev, NULL); kfree(ps2port); - return 0; } diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c index e1423f7648d6..d36e89d6fc54 100644 --- a/drivers/input/serio/hil_mlc.c +++ b/drivers/input/serio/hil_mlc.c @@ -74,10 +74,10 @@ EXPORT_SYMBOL(hil_mlc_unregister); static LIST_HEAD(hil_mlcs); static DEFINE_RWLOCK(hil_mlcs_lock); static struct timer_list hil_mlcs_kicker; -static int hil_mlcs_probe; +static int hil_mlcs_probe, hil_mlc_stop; static void hil_mlcs_process(unsigned long unused); -static DECLARE_TASKLET_DISABLED(hil_mlcs_tasklet, hil_mlcs_process, 0); +static DECLARE_TASKLET_DISABLED_OLD(hil_mlcs_tasklet, hil_mlcs_process); /* #define HIL_MLC_DEBUG */ @@ -702,9 +702,13 @@ static int hilse_donode(hil_mlc *mlc) if (!mlc->ostarted) { mlc->ostarted = 1; mlc->opacket = pack; - mlc->out(mlc); + rc = mlc->out(mlc); nextidx = HILSEN_DOZE; write_unlock_irqrestore(&mlc->lock, flags); + if (rc) { + hil_mlc_stop = 1; + return 1; + } break; } mlc->ostarted = 0; @@ -715,8 +719,13 @@ static int hilse_donode(hil_mlc *mlc) case HILSE_CTS: write_lock_irqsave(&mlc->lock, flags); - nextidx = mlc->cts(mlc) ? node->bad : node->good; + rc = mlc->cts(mlc); + nextidx = rc ? node->bad : node->good; write_unlock_irqrestore(&mlc->lock, flags); + if (rc) { + hil_mlc_stop = 1; + return 1; + } break; default: @@ -780,6 +789,12 @@ static void hil_mlcs_process(unsigned long unused) static void hil_mlcs_timer(struct timer_list *unused) { + if (hil_mlc_stop) { + /* could not send packet - stop immediately. */ + pr_warn(PREFIX "HIL seems stuck - Disabling HIL MLC.\n"); + return; + } + hil_mlcs_probe = 1; tasklet_schedule(&hil_mlcs_tasklet); /* Re-insert the periodic task. */ diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c index 654252361653..13eacf6ab431 100644 --- a/drivers/input/serio/hp_sdc.c +++ b/drivers/input/serio/hp_sdc.c @@ -1021,7 +1021,7 @@ static int __init hp_sdc_register(void) hp_sdc.base_io = (unsigned long) 0xf0428000; hp_sdc.data_io = (unsigned long) hp_sdc.base_io + 1; hp_sdc.status_io = (unsigned long) hp_sdc.base_io + 3; - if (!probe_kernel_read(&i, (unsigned char *)hp_sdc.data_io, 1)) + if (!copy_from_kernel_nofault(&i, (unsigned char *)hp_sdc.data_io, 1)) hp_sdc.dev = (void *)1; hp_sdc.dev_err = hp_sdc_init(); #endif diff --git a/drivers/input/serio/hp_sdc_mlc.c b/drivers/input/serio/hp_sdc_mlc.c index 232d30c825bd..3e85e9039374 100644 --- a/drivers/input/serio/hp_sdc_mlc.c +++ b/drivers/input/serio/hp_sdc_mlc.c @@ -210,7 +210,7 @@ static int hp_sdc_mlc_cts(hil_mlc *mlc) priv->tseq[2] = 1; priv->tseq[3] = 0; priv->tseq[4] = 0; - __hp_sdc_enqueue_transaction(&priv->trans); + return __hp_sdc_enqueue_transaction(&priv->trans); busy: return 1; done: @@ -219,7 +219,7 @@ static int hp_sdc_mlc_cts(hil_mlc *mlc) return 0; } -static void hp_sdc_mlc_out(hil_mlc *mlc) +static int hp_sdc_mlc_out(hil_mlc *mlc) { struct hp_sdc_mlc_priv_s *priv; @@ -234,7 +234,7 @@ static void hp_sdc_mlc_out(hil_mlc *mlc) do_data: if (priv->emtestmode) { up(&mlc->osem); - return; + return 0; } /* Shouldn't be sending commands when loop may be busy */ BUG_ON(down_trylock(&mlc->csem)); @@ -296,7 +296,7 @@ static void hp_sdc_mlc_out(hil_mlc *mlc) BUG_ON(down_trylock(&mlc->csem)); } enqueue: - hp_sdc_enqueue_transaction(&priv->trans); + return hp_sdc_enqueue_transaction(&priv->trans); } static int __init hp_sdc_mlc_init(void) diff --git a/drivers/input/serio/hyperv-keyboard.c b/drivers/input/serio/hyperv-keyboard.c index df4e9f6f4529..d62aefb2e245 100644 --- a/drivers/input/serio/hyperv-keyboard.c +++ b/drivers/input/serio/hyperv-keyboard.c @@ -75,8 +75,8 @@ struct synth_kbd_keystroke { #define HK_MAXIMUM_MESSAGE_SIZE 256 -#define KBD_VSC_SEND_RING_BUFFER_SIZE (40 * 1024) -#define KBD_VSC_RECV_RING_BUFFER_SIZE (40 * 1024) +#define KBD_VSC_SEND_RING_BUFFER_SIZE VMBUS_RING_SIZE(36 * 1024) +#define KBD_VSC_RECV_RING_BUFFER_SIZE VMBUS_RING_SIZE(36 * 1024) #define XTKBD_EMUL0 0xe0 #define XTKBD_EMUL1 0xe1 @@ -334,9 +334,9 @@ static int hv_kbd_probe(struct hv_device *hv_dev, hv_serio->dev.parent = &hv_dev->device; hv_serio->id.type = SERIO_8042_XL; hv_serio->port_data = kbd_dev; - strlcpy(hv_serio->name, dev_name(&hv_dev->device), + strscpy(hv_serio->name, dev_name(&hv_dev->device), sizeof(hv_serio->name)); - strlcpy(hv_serio->phys, dev_name(&hv_dev->device), + strscpy(hv_serio->phys, dev_name(&hv_dev->device), sizeof(hv_serio->phys)); hv_serio->start = hv_kbd_start; diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-acpipnpio.h index dc974c288e88..0778dc03cd9e 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-acpipnpio.h @@ -1,7 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -#ifndef _I8042_X86IA64IO_H -#define _I8042_X86IA64IO_H +#ifndef _I8042_ACPIPNPIO_H +#define _I8042_ACPIPNPIO_H +#include <linux/acpi.h> #ifdef CONFIG_X86 #include <asm/x86_init.h> @@ -67,25 +68,84 @@ static inline void i8042_write_command(int val) #include <linux/dmi.h> -static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { +#define SERIO_QUIRK_NOKBD BIT(0) +#define SERIO_QUIRK_NOAUX BIT(1) +#define SERIO_QUIRK_NOMUX BIT(2) +#define SERIO_QUIRK_FORCEMUX BIT(3) +#define SERIO_QUIRK_UNLOCK BIT(4) +#define SERIO_QUIRK_PROBE_DEFER BIT(5) +#define SERIO_QUIRK_RESET_ALWAYS BIT(6) +#define SERIO_QUIRK_RESET_NEVER BIT(7) +#define SERIO_QUIRK_DIECT BIT(8) +#define SERIO_QUIRK_DUMBKBD BIT(9) +#define SERIO_QUIRK_NOLOOP BIT(10) +#define SERIO_QUIRK_NOTIMEOUT BIT(11) +#define SERIO_QUIRK_KBDRESET BIT(12) +#define SERIO_QUIRK_DRITEK BIT(13) +#define SERIO_QUIRK_NOPNP BIT(14) + +/* Quirk table for different mainboards. Options similar or identical to i8042 + * module parameters. + * ORDERING IS IMPORTANT! The first match will be apllied and the rest ignored. + * This allows entries to overwrite vendor wide quirks on a per device basis. + * Where this is irrelevant, entries are sorted case sensitive by DMI_SYS_VENDOR + * and/or DMI_BOARD_VENDOR to make it easier to avoid dublicate entries. + */ +static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = { { - /* - * Arima-Rioworks HDAMB - - * AUX LOOP command does not raise AUX IRQ - */ .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"), - DMI_MATCH(DMI_BOARD_NAME, "HDAMB"), - DMI_MATCH(DMI_BOARD_VERSION, "Rev E"), + DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* ASUS G1S */ .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."), - DMI_MATCH(DMI_BOARD_NAME, "G1S"), - DMI_MATCH(DMI_BOARD_VERSION, "1.0"), + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) + }, + { + /* Asus X450LCP */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_NEVER) + }, + { + /* ASUS ZenBook UX425UA */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425UA"), }, + .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER) + }, + { + /* ASUS ZenBook UM325UA */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325UA_UM325UA"), + }, + .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER) + }, + /* + * On some Asus laptops, just running self tests cause problems. + */ + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ + }, + .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER) + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */ + }, + .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER) }, { /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */ @@ -94,156 +154,338 @@ static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"), DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { + /* ASUS G1S */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), - DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"), + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."), + DMI_MATCH(DMI_BOARD_NAME, "G1S"), + DMI_MATCH(DMI_BOARD_VERSION, "1.0"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), - DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), - DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { + /* Acer Aspire 5710 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), - DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), - DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Dell Embedded Box PC 3000 */ + /* Acer Aspire 7738 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* OQO Model 01 */ + /* Acer Aspire 5536 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "OQO"), - DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), - DMI_MATCH(DMI_PRODUCT_VERSION, "00"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"), + DMI_MATCH(DMI_PRODUCT_VERSION, "0100"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* ULI EV4873 - AUX LOOP does not work properly */ + /* + * Acer Aspire 5738z + * Touchpad stops working in mux mode when dis- + re-enabled + * with the touchpad enable/disable toggle hotkey + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ULI"), - DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), - DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Microsoft Virtual Machine */ + /* Acer Aspire One 150 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), - DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Medion MAM 2070 */ + /* Acer Aspire One 532h */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), - DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"), - DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "AO532h"), }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) }, { - /* Medion Akoya E7225 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Medion"), - DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"), - DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A114-31"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Blue FB5601 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "blue"), - DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"), - DMI_MATCH(DMI_PRODUCT_VERSION, "M606"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A314-31"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Gigabyte M912 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "M912"), - DMI_MATCH(DMI_PRODUCT_VERSION, "01"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-31"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Gigabyte M1022M netbook */ .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."), - DMI_MATCH(DMI_BOARD_NAME, "M1022E"), - DMI_MATCH(DMI_BOARD_VERSION, "1.02"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-132"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Gigabyte Spring Peak - defines wrong chassis type */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-332"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Gigabyte T1005 - defines wrong chassis type ("Other") */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "T1005"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-432"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate Spin B118-RN"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, + /* + * Some Wistron based laptops need us to explicitly enable the 'Dritek + * keyboard extension' to make their extra keys start generating scancodes. + * Originally, this was just confined to older laptops, but a few Acer laptops + * have turned up in 2007 that also need this again. + */ { + /* Acer Aspire 5100 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), - DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) }, { + /* Acer Aspire 5610 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"), - DMI_MATCH(DMI_PRODUCT_NAME, "C15B"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) }, - { } -}; - -/* - * Some Fujitsu notebooks are having trouble with touchpads if - * active multiplexing mode is activated. Luckily they don't have - * external PS/2 ports so we can safely disable it. - * ... apparently some Toshibas don't like MUX mode either and - * die horrible death on reboot. - */ -static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { { - /* Fujitsu Lifebook P7010/P7010D */ + /* Acer Aspire 5630 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), - DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"), }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) }, { - /* Fujitsu Lifebook P7010 */ + /* Acer Aspire 5650 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), - DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"), + }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Acer Aspire 5680 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"), + }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Acer Aspire 5720 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"), + }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Acer Aspire 9110 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"), + }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Acer TravelMate 660 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"), + }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Acer TravelMate 2490 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"), }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Acer TravelMate 4280 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"), + }, + .driver_data = (void *)(SERIO_QUIRK_DRITEK) + }, + { + /* Amoi M636/A737 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ByteSpeed LLC"), + DMI_MATCH(DMI_PRODUCT_NAME, "ByteSpeed Laptop C15B"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) + }, + { + /* Compal HEL80I */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"), + DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), + DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"), + DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) + }, + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), + DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"), + DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) + }, + { + /* Advent 4211 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"), + DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"), + }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) + }, + { + /* Dell Embedded Box PC 3000 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) + }, + { + /* Dell XPS M1530 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) + }, + { + /* Dell Vostro 1510 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) + }, + { + /* Dell Vostro V13 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT) + }, + { + /* Dell Vostro 1320 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), + }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) + }, + { + /* Dell Vostro 1520 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), + }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) + }, + { + /* Dell Vostro 1720 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), + }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) + }, + { + /* Entroware Proteus */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Entroware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"), + DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS) + }, + /* + * Some Fujitsu notebooks are having trouble with touchpads if + * active multiplexing mode is activated. Luckily they don't have + * external PS/2 ports so we can safely disable it. + * ... apparently some Toshibas don't like MUX mode either and + * die horrible death on reboot. + */ + { + /* Fujitsu Lifebook P7010/P7010D */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu Lifebook P5020D */ @@ -251,6 +493,7 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu Lifebook S2000 */ @@ -258,6 +501,7 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu Lifebook S6230 */ @@ -265,6 +509,15 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) + }, + { + /* Fujitsu Lifebook T725 laptop */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT) }, { /* Fujitsu Lifebook U745 */ @@ -272,6 +525,7 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu T70H */ @@ -279,6 +533,50 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) + }, + { + /* Fujitsu A544 laptop */ + /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) + }, + { + /* Fujitsu AH544 laptop */ + /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) + }, + { + /* Fujitsu U574 laptop */ + /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) + }, + { + /* Fujitsu UH554 laptop */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) + }, + { + /* Fujitsu Lifebook P7010 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu-Siemens Lifebook T3010 */ @@ -286,6 +584,7 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu-Siemens Lifebook E4010 */ @@ -293,6 +592,7 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu-Siemens Amilo Pro 2010 */ @@ -300,6 +600,7 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* Fujitsu-Siemens Amilo Pro 2030 */ @@ -307,578 +608,678 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* - * No data is coming from the touchscreen unless KBC - * is in legacy mode. - */ - /* Panasonic CF-29 */ + /* Gigabyte M912 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), - DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "M912"), + DMI_MATCH(DMI_PRODUCT_VERSION, "01"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* - * HP Pavilion DV4017EA - - * errors on MUX ports are reported without raising AUXDATA - * causing "spurious NAK" messages. - */ + /* Gigabyte Spring Peak - defines wrong chassis type */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* - * HP Pavilion ZT1000 - - * like DV4017EA does not raise AUXERR for errors on MUX ports. - */ + /* Gigabyte T1005 - defines wrong chassis type ("Other") */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), - DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "T1005"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* - * HP Pavilion DV4270ca - - * like DV4017EA does not raise AUXERR for errors on MUX ports. - */ + /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, + /* + * Some laptops need keyboard reset before probing for the trackpad to get + * it detected, initialised & finally work. + */ { + /* Gigabyte P35 v2 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), - DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"), + }, + .driver_data = (void *)(SERIO_QUIRK_KBDRESET) + }, + { + /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "X3"), }, + .driver_data = (void *)(SERIO_QUIRK_KBDRESET) }, { + /* Gigabyte P34 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), - DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "P34"), }, + .driver_data = (void *)(SERIO_QUIRK_KBDRESET) }, { + /* Gigabyte P57 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), - DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "P57"), }, + .driver_data = (void *)(SERIO_QUIRK_KBDRESET) }, { + /* Gericom Bellagio */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), - DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), + DMI_MATCH(DMI_SYS_VENDOR, "Gericom"), + DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Sharp Actius MM20 */ + /* Gigabyte M1022M netbook */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), - DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), + DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."), + DMI_MATCH(DMI_BOARD_NAME, "M1022E"), + DMI_MATCH(DMI_BOARD_VERSION, "1.02"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* Sony Vaio FS-115b */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), + DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { /* - * Sony Vaio FZ-240E - - * reset and GET ID commands issued via KBD port are - * sometimes being delivered to AUX3. + * HP Pavilion DV4017EA - + * errors on MUX ports are reported without raising AUXDATA + * causing "spurious NAK" messages. */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { /* - * Most (all?) VAIOs do not have external PS/2 ports nor - * they implement active multiplexing properly, and - * MUX discovery usually messes up keyboard/touchpad. + * HP Pavilion ZT1000 - + * like DV4017EA does not raise AUXERR for errors on MUX ports. */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), - DMI_MATCH(DMI_BOARD_NAME, "VAIO"), + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), + DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Amoi M636/A737 */ + /* + * HP Pavilion DV4270ca - + * like DV4017EA does not raise AUXERR for errors on MUX ports. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), - DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Lenovo 3000 n100 */ + /* Newer HP Pavilion dv4 models */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_NAME, "076804U"), + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT) }, { + /* IBM 2656 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), + DMI_MATCH(DMI_SYS_VENDOR, "IBM"), + DMI_MATCH(DMI_PRODUCT_NAME, "2656"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Acer Aspire 5710 */ + /* Avatar AVIU-145A6 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"), + DMI_MATCH(DMI_SYS_VENDOR, "Intel"), + DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Acer Aspire 7738 */ + /* Intel MBO Desktop D845PESV */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"), + DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "D845PESV"), }, + .driver_data = (void *)(SERIO_QUIRK_NOPNP) }, { - /* Gericom Bellagio */ + /* + * Intel NUC D54250WYK - does not have i8042 controller but + * declares PS/2 devices in DSDT. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Gericom"), - DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), + DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"), }, + .driver_data = (void *)(SERIO_QUIRK_NOPNP) }, { - /* IBM 2656 */ + /* Lenovo 3000 n100 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "IBM"), - DMI_MATCH(DMI_PRODUCT_NAME, "2656"), + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "076804U"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Dell XPS M1530 */ + /* Lenovo XiaoXin Air 12 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"), + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "80UN"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Compal HEL80I */ + /* Lenovo LaVie Z */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"), - DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"), + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Dell Vostro 1510 */ + /* Lenovo Ideapad U455 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20046"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Acer Aspire 5536 */ + /* Lenovo ThinkPad L460 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"), - DMI_MATCH(DMI_PRODUCT_VERSION, "0100"), + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Dell Vostro V13 */ + /* Lenovo ThinkPad Twist S230u */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Newer HP Pavilion dv4 models */ + /* LG Electronics X110 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), + DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."), + DMI_MATCH(DMI_BOARD_NAME, "X110"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Asus X450LCP */ + /* Medion Akoya Mini E1210 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), - DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"), + DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), + DMI_MATCH(DMI_PRODUCT_NAME, "E1210"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* Avatar AVIU-145A6 */ + /* Medion Akoya E1222 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Intel"), - DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), + DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), + DMI_MATCH(DMI_PRODUCT_NAME, "E122X"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, { - /* TUXEDO BU1406 */ + /* MSI Wind U-100 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), - DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), + DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), + DMI_MATCH(DMI_BOARD_NAME, "U-100"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOPNP) }, { - /* Lenovo LaVie Z */ + /* + * No data is coming from the touchscreen unless KBC + * is in legacy mode. + */ + /* Panasonic CF-29 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"), + DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), + DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, - { } -}; - -static const struct dmi_system_id i8042_dmi_forcemux_table[] __initconst = { { - /* - * Sony Vaio VGN-CS series require MUX or the touch sensor - * buttons will disturb touchpad operation - */ + /* Medion Akoya E7225 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"), + DMI_MATCH(DMI_SYS_VENDOR, "Medion"), + DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"), + DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, - { } -}; - -/* - * On some Asus laptops, just running self tests cause problems. - */ -static const struct dmi_system_id i8042_dmi_noselftest_table[] = { { + /* Microsoft Virtual Machine */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), - DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ + DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), + DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, - { } -}; -static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = { { - /* MSI Wind U-100 */ + /* Medion MAM 2070 */ .matches = { - DMI_MATCH(DMI_BOARD_NAME, "U-100"), - DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), + DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), + DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"), + DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* LG Electronics X110 */ + /* TUXEDO BU1406 */ .matches = { - DMI_MATCH(DMI_BOARD_NAME, "X110"), - DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."), + DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), + DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Acer Aspire One 150 */ + /* OQO Model 01 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"), + DMI_MATCH(DMI_SYS_VENDOR, "OQO"), + DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "00"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* Advent 4211 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"), - DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"), + DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"), + DMI_MATCH(DMI_PRODUCT_NAME, "C15B"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* Medion Akoya Mini E1210 */ + /* Acer Aspire 5 A515 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), - DMI_MATCH(DMI_PRODUCT_NAME, "E1210"), + DMI_MATCH(DMI_BOARD_VENDOR, "PK"), + DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"), }, + .driver_data = (void *)(SERIO_QUIRK_NOPNP) }, { - /* Medion Akoya E1222 */ + /* ULI EV4873 - AUX LOOP does not work properly */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), - DMI_MATCH(DMI_PRODUCT_NAME, "E122X"), + DMI_MATCH(DMI_SYS_VENDOR, "ULI"), + DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), + DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* Mivvy M310 */ + /* + * Arima-Rioworks HDAMB - + * AUX LOOP command does not raise AUX IRQ + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"), - DMI_MATCH(DMI_PRODUCT_NAME, "N10"), + DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"), + DMI_MATCH(DMI_BOARD_NAME, "HDAMB"), + DMI_MATCH(DMI_BOARD_VERSION, "Rev E"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, { - /* Dell Vostro 1320 */ + /* Sharp Actius MM20 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), + DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), + DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Dell Vostro 1520 */ + /* + * Sony Vaio FZ-240E - + * reset and GET ID commands issued via KBD port are + * sometimes being delivered to AUX3. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Dell Vostro 1720 */ + /* + * Most (all?) VAIOs do not have external PS/2 ports nor + * they implement active multiplexing properly, and + * MUX discovery usually messes up keyboard/touchpad. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "VAIO"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Lenovo Ideapad U455 */ + /* Sony Vaio FS-115b */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_NAME, "20046"), + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* Lenovo ThinkPad L460 */ + /* + * Sony Vaio VGN-CS series require MUX or the touch sensor + * buttons will disturb touchpad operation + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"), + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"), }, + .driver_data = (void *)(SERIO_QUIRK_FORCEMUX) }, { - /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), - DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"), + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, - { } -}; - -#ifdef CONFIG_PNP -static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = { { - /* Intel MBO Desktop D845PESV */ .matches = { - DMI_MATCH(DMI_BOARD_NAME, "D845PESV"), - DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { - /* - * Intel NUC D54250WYK - does not have i8042 controller but - * declares PS/2 devices in DSDT. - */ .matches = { - DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"), - DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, + /* + * A lot of modern Clevo barebones have touchpad and/or keyboard issues + * after suspend fixable with nomux + reset + noloop + nopnp. Luckily, + * none of them have an external PS/2 port so this can safely be set for + * all of them. These two are based on a Clevo design, but have the + * board_name changed. + */ { - /* MSI Wind U-100 */ .matches = { - DMI_MATCH(DMI_BOARD_NAME, "U-100"), - DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), + DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"), + DMI_MATCH(DMI_BOARD_NAME, "AURA1501"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, - { } -}; - -static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = { { .matches = { - DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ + DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"), + DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { + /* Mivvy M310 */ .matches = { - DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */ + DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"), + DMI_MATCH(DMI_PRODUCT_NAME, "N10"), }, + .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) }, + /* + * Some laptops need keyboard reset before probing for the trackpad to get + * it detected, initialised & finally work. + */ { + /* Schenker XMG C504 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ + DMI_MATCH(DMI_SYS_VENDOR, "XMG"), + DMI_MATCH(DMI_PRODUCT_NAME, "C504"), }, + .driver_data = (void *)(SERIO_QUIRK_KBDRESET) }, { + /* Blue FB5601 */ .matches = { - DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */ + DMI_MATCH(DMI_SYS_VENDOR, "blue"), + DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"), + DMI_MATCH(DMI_PRODUCT_VERSION, "M606"), }, + .driver_data = (void *)(SERIO_QUIRK_NOLOOP) }, - { } -}; -#endif - -static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = { + /* + * A lot of modern Clevo barebones have touchpad and/or keyboard issues + * after suspend fixable with nomux + reset + noloop + nopnp. Luckily, + * none of them have an external PS/2 port so this can safely be set for + * all of them. + * Clevo barebones come with board_vendor and/or system_vendor set to + * either the very generic string "Notebook" and/or a different value + * for each individual reseller. The only somewhat universal way to + * identify them is by board_name. + */ { - /* Dell Vostro V13 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), + DMI_MATCH(DMI_BOARD_NAME, "LAPQC71A"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Newer HP Pavilion dv4 models */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), + DMI_MATCH(DMI_BOARD_NAME, "LAPQC71B"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Fujitsu A544 laptop */ - /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), - DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"), + DMI_MATCH(DMI_BOARD_NAME, "N140CU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Fujitsu AH544 laptop */ - /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), - DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"), + DMI_MATCH(DMI_BOARD_NAME, "N141CU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Fujitsu U574 laptop */ - /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), - DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"), + DMI_MATCH(DMI_BOARD_NAME, "NH5xAx"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Fujitsu UH554 laptop */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), - DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"), + DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, - { } -}; - -/* - * Some Wistron based laptops need us to explicitly enable the 'Dritek - * keyboard extension' to make their extra keys start generating scancodes. - * Originally, this was just confined to older laptops, but a few Acer laptops - * have turned up in 2007 that also need this again. - */ -static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = { + /* + * At least one modern Clevo barebone has the touchpad connected both + * via PS/2 and i2c interface. This causes a race condition between the + * psmouse and i2c-hid driver. Since the full capability of the touchpad + * is available via the i2c interface and the device has no external + * PS/2 port, it is safe to just ignore all ps2 mouses here to avoid + * this issue. The known affected device is the + * TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU which comes with one of + * the two different dmi strings below. NS50MU is not a typo! + */ { - /* Acer Aspire 5100 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), + DMI_MATCH(DMI_BOARD_NAME, "NS50MU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX | + SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP | + SERIO_QUIRK_NOPNP) }, { - /* Acer Aspire 5610 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), + DMI_MATCH(DMI_BOARD_NAME, "NS50_70MU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX | + SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP | + SERIO_QUIRK_NOPNP) }, { - /* Acer Aspire 5630 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"), + DMI_MATCH(DMI_BOARD_NAME, "NJ50_70CU"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer Aspire 5650 */ + /* + * This is only a partial board_name and might be followed by + * another letter or number. DMI_MATCH however does do partial + * matching. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"), + DMI_MATCH(DMI_PRODUCT_NAME, "P65xH"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer Aspire 5680 */ + /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"), + DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer Aspire 5720 */ + /* + * This is only a partial board_name and might be followed by + * another letter or number. DMI_MATCH however does do partial + * matching. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"), + DMI_MATCH(DMI_PRODUCT_NAME, "P65_P67H"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer Aspire 9110 */ + /* + * This is only a partial board_name and might be followed by + * another letter or number. DMI_MATCH however does do partial + * matching. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"), + DMI_MATCH(DMI_PRODUCT_NAME, "P65_67RP"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer TravelMate 660 */ + /* + * This is only a partial board_name and might be followed by + * another letter or number. DMI_MATCH however does do partial + * matching. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"), + DMI_MATCH(DMI_PRODUCT_NAME, "P65_67RS"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer TravelMate 2490 */ + /* + * This is only a partial board_name and might be followed by + * another letter or number. DMI_MATCH however does do partial + * matching. + */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"), + DMI_MATCH(DMI_PRODUCT_NAME, "P67xRP"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, { - /* Acer TravelMate 4280 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"), + DMI_MATCH(DMI_BOARD_NAME, "PB50_70DFx,DDx"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, - { } -}; - -/* - * Some laptops need keyboard reset before probing for the trackpad to get - * it detected, initialised & finally work. - */ -static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = { { - /* Gigabyte P35 v2 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"), + DMI_MATCH(DMI_BOARD_NAME, "X170SM"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, - { - /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */ + { .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "X3"), + DMI_MATCH(DMI_BOARD_NAME, "X170KM-G"), }, + .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | + SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) }, + { } +}; + +#ifdef CONFIG_PNP +static const struct dmi_system_id i8042_dmi_laptop_table[] __initconst = { { - /* Gigabyte P34 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "P34"), + DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ }, }, { - /* Gigabyte P57 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), - DMI_MATCH(DMI_PRODUCT_NAME, "P57"), + DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */ }, }, { - /* Schenker XMG C504 - Elantech touchpad */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "XMG"), - DMI_MATCH(DMI_PRODUCT_NAME, "C504"), + DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ + }, + }, + { + .matches = { + DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */ }, }, { } }; +#endif #endif /* CONFIG_X86 */ @@ -900,7 +1301,7 @@ static char i8042_pnp_aux_name[32]; static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size) { - strlcpy(dst, "PNP:", dst_size); + strscpy(dst, "PNP:", dst_size); while (id) { strlcat(dst, " ", dst_size); @@ -920,13 +1321,14 @@ static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id * if (pnp_irq_valid(dev,0)) i8042_pnp_kbd_irq = pnp_irq(dev, 0); - strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); + strscpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); if (strlen(pnp_dev_name(dev))) { strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); } i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id, sizeof(i8042_kbd_firmware_id)); + i8042_kbd_fwnode = dev_fwnode(&dev->dev); /* Keyboard ports are always supposed to be wakeup-enabled */ device_set_wakeup_enable(&dev->dev, true); @@ -946,7 +1348,7 @@ static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id * if (pnp_irq_valid(dev, 0)) i8042_pnp_aux_irq = pnp_irq(dev, 0); - strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); + strscpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); if (strlen(pnp_dev_name(dev))) { strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); @@ -1033,11 +1435,6 @@ static int __init i8042_pnp_init(void) bool pnp_data_busted = false; int err; -#ifdef CONFIG_X86 - if (dmi_check_system(i8042_dmi_nopnp_table)) - i8042_nopnp = true; -#endif - if (i8042_nopnp) { pr_info("PNP detection disabled\n"); return 0; @@ -1057,9 +1454,14 @@ static int __init i8042_pnp_init(void) return -ENODEV; #else pr_info("PNP: No PS/2 controller found.\n"); +#if defined(__loongarch__) + if (acpi_disabled == 0) + return -ENODEV; +#else if (x86_platform.legacy.i8042 != X86_LEGACY_I8042_EXPECTED_PRESENT) return -ENODEV; +#endif pr_info("Probing ports directly.\n"); return 0; #endif @@ -1141,6 +1543,59 @@ static inline int i8042_pnp_init(void) { return 0; } static inline void i8042_pnp_exit(void) { } #endif /* CONFIG_PNP */ + +#ifdef CONFIG_X86 +static void __init i8042_check_quirks(void) +{ + const struct dmi_system_id *device_quirk_info; + uintptr_t quirks; + + device_quirk_info = dmi_first_match(i8042_dmi_quirk_table); + if (!device_quirk_info) + return; + + quirks = (uintptr_t)device_quirk_info->driver_data; + + if (quirks & SERIO_QUIRK_NOKBD) + i8042_nokbd = true; + if (quirks & SERIO_QUIRK_NOAUX) + i8042_noaux = true; + if (quirks & SERIO_QUIRK_NOMUX) + i8042_nomux = true; + if (quirks & SERIO_QUIRK_FORCEMUX) + i8042_nomux = false; + if (quirks & SERIO_QUIRK_UNLOCK) + i8042_unlock = true; + if (quirks & SERIO_QUIRK_PROBE_DEFER) + i8042_probe_defer = true; + /* Honor module parameter when value is not default */ + if (i8042_reset == I8042_RESET_DEFAULT) { + if (quirks & SERIO_QUIRK_RESET_ALWAYS) + i8042_reset = I8042_RESET_ALWAYS; + if (quirks & SERIO_QUIRK_RESET_NEVER) + i8042_reset = I8042_RESET_NEVER; + } + if (quirks & SERIO_QUIRK_DIECT) + i8042_direct = true; + if (quirks & SERIO_QUIRK_DUMBKBD) + i8042_dumbkbd = true; + if (quirks & SERIO_QUIRK_NOLOOP) + i8042_noloop = true; + if (quirks & SERIO_QUIRK_NOTIMEOUT) + i8042_notimeout = true; + if (quirks & SERIO_QUIRK_KBDRESET) + i8042_kbdreset = true; + if (quirks & SERIO_QUIRK_DRITEK) + i8042_dritek = true; +#ifdef CONFIG_PNP + if (quirks & SERIO_QUIRK_NOPNP) + i8042_nopnp = true; +#endif +} +#else +static inline void i8042_check_quirks(void) {} +#endif + static int __init i8042_platform_init(void) { int retval; @@ -1163,42 +1618,42 @@ static int __init i8042_platform_init(void) i8042_kbd_irq = I8042_MAP_IRQ(1); i8042_aux_irq = I8042_MAP_IRQ(12); - retval = i8042_pnp_init(); - if (retval) - return retval; - #if defined(__ia64__) - i8042_reset = I8042_RESET_ALWAYS; + i8042_reset = I8042_RESET_ALWAYS; #endif + i8042_check_quirks(); + + pr_debug("Active quirks (empty means none):%s%s%s%s%s%s%s%s%s%s%s%s%s\n", + i8042_nokbd ? " nokbd" : "", + i8042_noaux ? " noaux" : "", + i8042_nomux ? " nomux" : "", + i8042_unlock ? " unlock" : "", + i8042_probe_defer ? "probe_defer" : "", + i8042_reset == I8042_RESET_DEFAULT ? + "" : i8042_reset == I8042_RESET_ALWAYS ? + " reset_always" : " reset_never", + i8042_direct ? " direct" : "", + i8042_dumbkbd ? " dumbkbd" : "", + i8042_noloop ? " noloop" : "", + i8042_notimeout ? " notimeout" : "", + i8042_kbdreset ? " kbdreset" : "", #ifdef CONFIG_X86 - /* Honor module parameter when value is not default */ - if (i8042_reset == I8042_RESET_DEFAULT) { - if (dmi_check_system(i8042_dmi_reset_table)) - i8042_reset = I8042_RESET_ALWAYS; - - if (dmi_check_system(i8042_dmi_noselftest_table)) - i8042_reset = I8042_RESET_NEVER; - } - - if (dmi_check_system(i8042_dmi_noloop_table)) - i8042_noloop = true; - - if (dmi_check_system(i8042_dmi_nomux_table)) - i8042_nomux = true; - - if (dmi_check_system(i8042_dmi_forcemux_table)) - i8042_nomux = false; - - if (dmi_check_system(i8042_dmi_notimeout_table)) - i8042_notimeout = true; - - if (dmi_check_system(i8042_dmi_dritek_table)) - i8042_dritek = true; + i8042_dritek ? " dritek" : "", +#else + "", +#endif +#ifdef CONFIG_PNP + i8042_nopnp ? " nopnp" : ""); +#else + ""); +#endif - if (dmi_check_system(i8042_dmi_kbdreset_table)) - i8042_kbdreset = true; + retval = i8042_pnp_init(); + if (retval) + return retval; +#ifdef CONFIG_X86 /* * A20 was already enabled during early kernel init. But some buggy * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to @@ -1216,4 +1671,4 @@ static inline void i8042_platform_exit(void) i8042_pnp_exit(); } -#endif /* _I8042_X86IA64IO_H */ +#endif /* _I8042_ACPIPNPIO_H */ diff --git a/drivers/input/serio/i8042-io.h b/drivers/input/serio/i8042-io.h index da0bf85321de..64590b86eb37 100644 --- a/drivers/input/serio/i8042-io.h +++ b/drivers/input/serio/i8042-io.h @@ -21,8 +21,6 @@ #elif defined(__arm__) /* defined in include/asm-arm/arch-xxx/irqs.h */ #include <asm/irq.h> -#elif defined(CONFIG_SH_CAYMAN) -#include <asm/irq.h> #elif defined(CONFIG_PPC) extern int of_i8042_kbd_irq; extern int of_i8042_aux_irq; diff --git a/drivers/input/serio/i8042-ppcio.h b/drivers/input/serio/i8042-ppcio.h deleted file mode 100644 index 391f94d9e47d..000000000000 --- a/drivers/input/serio/i8042-ppcio.h +++ /dev/null @@ -1,57 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -#ifndef _I8042_PPCIO_H -#define _I8042_PPCIO_H - - -#if defined(CONFIG_WALNUT) - -#define I8042_KBD_IRQ 25 -#define I8042_AUX_IRQ 26 - -#define I8042_KBD_PHYS_DESC "walnutps2/serio0" -#define I8042_AUX_PHYS_DESC "walnutps2/serio1" -#define I8042_MUX_PHYS_DESC "walnutps2/serio%d" - -extern void *kb_cs; -extern void *kb_data; - -#define I8042_COMMAND_REG (*(int *)kb_cs) -#define I8042_DATA_REG (*(int *)kb_data) - -static inline int i8042_read_data(void) -{ - return readb(kb_data); -} - -static inline int i8042_read_status(void) -{ - return readb(kb_cs); -} - -static inline void i8042_write_data(int val) -{ - writeb(val, kb_data); -} - -static inline void i8042_write_command(int val) -{ - writeb(val, kb_cs); -} - -static inline int i8042_platform_init(void) -{ - i8042_reset = I8042_RESET_ALWAYS; - return 0; -} - -static inline void i8042_platform_exit(void) -{ -} - -#else - -#include "i8042-io.h" - -#endif - -#endif /* _I8042_PPCIO_H */ diff --git a/drivers/input/serio/i8042-sparcio.h b/drivers/input/serio/i8042-sparcio.h index fce76812843b..c712c1fe0605 100644 --- a/drivers/input/serio/i8042-sparcio.h +++ b/drivers/input/serio/i8042-sparcio.h @@ -3,6 +3,7 @@ #define _I8042_SPARCIO_H #include <linux/of_device.h> +#include <linux/types.h> #include <asm/io.h> #include <asm/oplib.h> @@ -103,12 +104,25 @@ static struct platform_driver sparc_i8042_driver = { .remove = sparc_i8042_remove, }; -static int __init i8042_platform_init(void) +static bool i8042_is_mr_coffee(void) { - struct device_node *root = of_find_node_by_path("/"); - const char *name = of_get_property(root, "name", NULL); + struct device_node *root; + const char *name; + bool is_mr_coffee; + + root = of_find_node_by_path("/"); + + name = of_get_property(root, "name", NULL); + is_mr_coffee = name && !strcmp(name, "SUNW,JavaStation-1"); - if (name && !strcmp(name, "SUNW,JavaStation-1")) { + of_node_put(root); + + return is_mr_coffee; +} + +static int __init i8042_platform_init(void) +{ + if (i8042_is_mr_coffee()) { /* Hardcoded values for MrCoffee. */ i8042_kbd_irq = i8042_aux_irq = 13 | 0x20; kbd_iobase = ioremap(0x71300060, 8); @@ -136,10 +150,7 @@ static int __init i8042_platform_init(void) static inline void i8042_platform_exit(void) { - struct device_node *root = of_find_node_by_path("/"); - const char *name = of_get_property(root, "name", NULL); - - if (!name || strcmp(name, "SUNW,JavaStation-1")) + if (!i8042_is_mr_coffee()) platform_driver_unregister(&sparc_i8042_driver); } diff --git a/drivers/input/serio/i8042-unicore32io.h b/drivers/input/serio/i8042-unicore32io.h deleted file mode 100644 index 50bb3ed94b56..000000000000 --- a/drivers/input/serio/i8042-unicore32io.h +++ /dev/null @@ -1,70 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Code specific to PKUnity SoC and UniCore ISA - * - * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> - * Copyright (C) 2001-2011 Guan Xuetao - */ -#ifndef _I8042_UNICORE32_H -#define _I8042_UNICORE32_H - -#include <mach/hardware.h> - -/* - * Names. - */ -#define I8042_KBD_PHYS_DESC "isa0060/serio0" -#define I8042_AUX_PHYS_DESC "isa0060/serio1" -#define I8042_MUX_PHYS_DESC "isa0060/serio%d" - -/* - * IRQs. - */ -#define I8042_KBD_IRQ IRQ_PS2_KBD -#define I8042_AUX_IRQ IRQ_PS2_AUX - -/* - * Register numbers. - */ -#define I8042_COMMAND_REG PS2_COMMAND -#define I8042_STATUS_REG PS2_STATUS -#define I8042_DATA_REG PS2_DATA - -#define I8042_REGION_START (resource_size_t)(PS2_DATA) -#define I8042_REGION_SIZE (resource_size_t)(16) - -static inline int i8042_read_data(void) -{ - return readb(I8042_DATA_REG); -} - -static inline int i8042_read_status(void) -{ - return readb(I8042_STATUS_REG); -} - -static inline void i8042_write_data(int val) -{ - writeb(val, I8042_DATA_REG); -} - -static inline void i8042_write_command(int val) -{ - writeb(val, I8042_COMMAND_REG); -} - -static inline int i8042_platform_init(void) -{ - if (!request_mem_region(I8042_REGION_START, I8042_REGION_SIZE, "i8042")) - return -EBUSY; - - i8042_reset = I8042_RESET_ALWAYS; - return 0; -} - -static inline void i8042_platform_exit(void) -{ - release_mem_region(I8042_REGION_START, I8042_REGION_SIZE); -} - -#endif /* _I8042_UNICORE32_H */ diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 20ff2bed3917..f9486495baef 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -21,6 +21,7 @@ #include <linux/i8042.h> #include <linux/slab.h> #include <linux/suspend.h> +#include <linux/property.h> #include <asm/io.h> @@ -44,6 +45,10 @@ static bool i8042_unlock; module_param_named(unlock, i8042_unlock, bool, 0); MODULE_PARM_DESC(unlock, "Ignore keyboard lock."); +static bool i8042_probe_defer; +module_param_named(probe_defer, i8042_probe_defer, bool, 0); +MODULE_PARM_DESC(probe_defer, "Allow deferred probing."); + enum i8042_controller_reset_mode { I8042_RESET_NEVER, I8042_RESET_ALWAYS, @@ -121,9 +126,11 @@ module_param_named(unmask_kbd_data, i8042_unmask_kbd_data, bool, 0600); MODULE_PARM_DESC(unmask_kbd_data, "Unconditional enable (may reveal sensitive data) of normally sanitize-filtered kbd data traffic debug log [pre-condition: i8042.debug=1 enabled]"); #endif +static bool i8042_present; static bool i8042_bypass_aux_irq_test; static char i8042_kbd_firmware_id[128]; static char i8042_aux_firmware_id[128]; +static struct fwnode_handle *i8042_kbd_fwnode; #include "i8042.h" @@ -136,7 +143,7 @@ static DEFINE_SPINLOCK(i8042_lock); /* * Writers to AUX and KBD ports as well as users issuing i8042_command * directly should acquire i8042_mutex (by means of calling - * i8042_lock_chip() and i8042_unlock_ship() helpers) to ensure that + * i8042_lock_chip() and i8042_unlock_chip() helpers) to ensure that * they do not disturb each other (unfortunately in many i8042 * implementations write to one of the ports will immediately abort * command that is being processed by another port). @@ -341,6 +348,9 @@ int i8042_command(unsigned char *param, int command) unsigned long flags; int retval; + if (!i8042_present) + return -1; + spin_lock_irqsave(&i8042_lock, flags); retval = __i8042_command(param, command); spin_unlock_irqrestore(&i8042_lock, flags); @@ -560,7 +570,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id) str = last_str; break; } - /* fall through - report timeout */ + fallthrough; /* report timeout */ case 0xfc: case 0xfd: case 0xfe: dfl = SERIO_TIMEOUT; data = 0xfe; break; @@ -705,7 +715,7 @@ static int i8042_set_mux_mode(bool multiplex, unsigned char *mux_version) * LCS/Telegraphics. */ -static int __init i8042_check_mux(void) +static int i8042_check_mux(void) { unsigned char mux_version; @@ -734,10 +744,10 @@ static int __init i8042_check_mux(void) /* * The following is used to test AUX IRQ delivery. */ -static struct completion i8042_aux_irq_delivered __initdata; -static bool i8042_irq_being_tested __initdata; +static struct completion i8042_aux_irq_delivered; +static bool i8042_irq_being_tested; -static irqreturn_t __init i8042_aux_test_irq(int irq, void *dev_id) +static irqreturn_t i8042_aux_test_irq(int irq, void *dev_id) { unsigned long flags; unsigned char str, data; @@ -764,7 +774,7 @@ static irqreturn_t __init i8042_aux_test_irq(int irq, void *dev_id) * verifies success by readinng CTR. Used when testing for presence of AUX * port. */ -static int __init i8042_toggle_aux(bool on) +static int i8042_toggle_aux(bool on) { unsigned char param; int i; @@ -792,7 +802,7 @@ static int __init i8042_toggle_aux(bool on) * the presence of an AUX interface. */ -static int __init i8042_check_aux(void) +static int i8042_check_aux(void) { int retval = -1; bool irq_registered = false; @@ -973,7 +983,7 @@ static int i8042_controller_selftest(void) } /* - * i8042_controller init initializes the i8042 controller, and, + * i8042_controller_init initializes the i8042 controller, and, * most importantly, sets it into non-xlated mode if that's * desired. */ @@ -999,7 +1009,7 @@ static int i8042_controller_init(void) if (i8042_command(&ctr[n++ % 2], I8042_CMD_CTL_RCTR)) { pr_err("Can't read CTR while initializing i8042\n"); - return -EIO; + return i8042_probe_defer ? -EPROBE_DEFER : -EIO; } } while (n < 2 || ctr[0] != ctr[1]); @@ -1314,7 +1324,7 @@ static void i8042_shutdown(struct platform_device *dev) i8042_controller_reset(false); } -static int __init i8042_create_kbd_port(void) +static int i8042_create_kbd_port(void) { struct serio *serio; struct i8042_port *port = &i8042_ports[I8042_KBD_PORT_NO]; @@ -1331,10 +1341,11 @@ static int __init i8042_create_kbd_port(void) serio->ps2_cmd_mutex = &i8042_mutex; serio->port_data = port; serio->dev.parent = &i8042_platform_device->dev; - strlcpy(serio->name, "i8042 KBD port", sizeof(serio->name)); - strlcpy(serio->phys, I8042_KBD_PHYS_DESC, sizeof(serio->phys)); - strlcpy(serio->firmware_id, i8042_kbd_firmware_id, + strscpy(serio->name, "i8042 KBD port", sizeof(serio->name)); + strscpy(serio->phys, I8042_KBD_PHYS_DESC, sizeof(serio->phys)); + strscpy(serio->firmware_id, i8042_kbd_firmware_id, sizeof(serio->firmware_id)); + set_primary_fwnode(&serio->dev, i8042_kbd_fwnode); port->serio = serio; port->irq = I8042_KBD_IRQ; @@ -1342,7 +1353,7 @@ static int __init i8042_create_kbd_port(void) return 0; } -static int __init i8042_create_aux_port(int idx) +static int i8042_create_aux_port(int idx) { struct serio *serio; int port_no = idx < 0 ? I8042_AUX_PORT_NO : I8042_MUX_PORT_NO + idx; @@ -1360,15 +1371,15 @@ static int __init i8042_create_aux_port(int idx) serio->port_data = port; serio->dev.parent = &i8042_platform_device->dev; if (idx < 0) { - strlcpy(serio->name, "i8042 AUX port", sizeof(serio->name)); - strlcpy(serio->phys, I8042_AUX_PHYS_DESC, sizeof(serio->phys)); - strlcpy(serio->firmware_id, i8042_aux_firmware_id, + strscpy(serio->name, "i8042 AUX port", sizeof(serio->name)); + strscpy(serio->phys, I8042_AUX_PHYS_DESC, sizeof(serio->phys)); + strscpy(serio->firmware_id, i8042_aux_firmware_id, sizeof(serio->firmware_id)); serio->close = i8042_port_close; } else { snprintf(serio->name, sizeof(serio->name), "i8042 AUX%d port", idx); snprintf(serio->phys, sizeof(serio->phys), I8042_MUX_PHYS_DESC, idx + 1); - strlcpy(serio->firmware_id, i8042_aux_firmware_id, + strscpy(serio->firmware_id, i8042_aux_firmware_id, sizeof(serio->firmware_id)); } @@ -1379,13 +1390,13 @@ static int __init i8042_create_aux_port(int idx) return 0; } -static void __init i8042_free_kbd_port(void) +static void i8042_free_kbd_port(void) { kfree(i8042_ports[I8042_KBD_PORT_NO].serio); i8042_ports[I8042_KBD_PORT_NO].serio = NULL; } -static void __init i8042_free_aux_ports(void) +static void i8042_free_aux_ports(void) { int i; @@ -1395,7 +1406,7 @@ static void __init i8042_free_aux_ports(void) } } -static void __init i8042_register_ports(void) +static void i8042_register_ports(void) { int i; @@ -1436,7 +1447,7 @@ static void i8042_free_irqs(void) i8042_aux_irq_registered = i8042_kbd_irq_registered = false; } -static int __init i8042_setup_aux(void) +static int i8042_setup_aux(void) { int (*aux_enable)(void); int error; @@ -1464,7 +1475,8 @@ static int __init i8042_setup_aux(void) if (error) goto err_free_ports; - if (aux_enable()) + error = aux_enable(); + if (error) goto err_free_irq; i8042_aux_irq_registered = true; @@ -1477,7 +1489,7 @@ static int __init i8042_setup_aux(void) return error; } -static int __init i8042_setup_kbd(void) +static int i8042_setup_kbd(void) { int error; @@ -1527,7 +1539,7 @@ static int i8042_kbd_bind_notifier(struct notifier_block *nb, return 0; } -static int __init i8042_probe(struct platform_device *dev) +static int i8042_probe(struct platform_device *dev) { int error; @@ -1592,6 +1604,7 @@ static struct platform_driver i8042_driver = { .pm = &i8042_pm_ops, #endif }, + .probe = i8042_probe, .remove = i8042_remove, .shutdown = i8042_shutdown, }; @@ -1602,30 +1615,44 @@ static struct notifier_block i8042_kbd_bind_notifier_block = { static int __init i8042_init(void) { - struct platform_device *pdev; int err; dbg_init(); err = i8042_platform_init(); if (err) - return err; + return (err == -ENODEV) ? 0 : err; err = i8042_controller_check(); if (err) goto err_platform_exit; - pdev = platform_create_bundle(&i8042_driver, i8042_probe, NULL, 0, NULL, 0); - if (IS_ERR(pdev)) { - err = PTR_ERR(pdev); + /* Set this before creating the dev to allow i8042_command to work right away */ + i8042_present = true; + + err = platform_driver_register(&i8042_driver); + if (err) goto err_platform_exit; + + i8042_platform_device = platform_device_alloc("i8042", -1); + if (!i8042_platform_device) { + err = -ENOMEM; + goto err_unregister_driver; } + err = platform_device_add(i8042_platform_device); + if (err) + goto err_free_device; + bus_register_notifier(&serio_bus, &i8042_kbd_bind_notifier_block); panic_blink = i8042_panic_blink; return 0; +err_free_device: + platform_device_put(i8042_platform_device); +err_unregister_driver: + platform_driver_unregister(&i8042_driver); err_platform_exit: i8042_platform_exit(); return err; @@ -1633,6 +1660,9 @@ static int __init i8042_init(void) static void __exit i8042_exit(void) { + if (!i8042_present) + return; + platform_device_unregister(i8042_platform_device); platform_driver_unregister(&i8042_driver); i8042_platform_exit(); diff --git a/drivers/input/serio/i8042.h b/drivers/input/serio/i8042.h index 38dc27ad3c18..adb5173372d3 100644 --- a/drivers/input/serio/i8042.h +++ b/drivers/input/serio/i8042.h @@ -17,14 +17,10 @@ #include "i8042-ip22io.h" #elif defined(CONFIG_SNI_RM) #include "i8042-snirm.h" -#elif defined(CONFIG_PPC) -#include "i8042-ppcio.h" #elif defined(CONFIG_SPARC) #include "i8042-sparcio.h" -#elif defined(CONFIG_X86) || defined(CONFIG_IA64) -#include "i8042-x86ia64io.h" -#elif defined(CONFIG_UNICORE32) -#include "i8042-unicore32io.h" +#elif defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_LOONGARCH) +#include "i8042-acpipnpio.h" #else #include "i8042-io.h" #endif diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c index a8c94a940a79..3e19344eda93 100644 --- a/drivers/input/serio/libps2.c +++ b/drivers/input/serio/libps2.c @@ -12,6 +12,7 @@ #include <linux/sched.h> #include <linux/interrupt.h> #include <linux/input.h> +#include <linux/kmsan-checks.h> #include <linux/serio.h> #include <linux/i8042.h> #include <linux/libps2.h> @@ -294,9 +295,11 @@ int __ps2_command(struct ps2dev *ps2dev, u8 *param, unsigned int command) serio_pause_rx(ps2dev->serio); - if (param) + if (param) { for (i = 0; i < receive; i++) param[i] = ps2dev->cmdbuf[(receive - 1) - i]; + kmsan_unpoison_memory(param, receive); + } if (ps2dev->cmdcnt && (command != PS2_CMD_RESET_BAT || ps2dev->cmdcnt != 1)) { @@ -405,7 +408,7 @@ bool ps2_handle_ack(struct ps2dev *ps2dev, u8 data) ps2dev->nak = PS2_RET_ERR; break; } - /* Fall through */ + fallthrough; /* * Workaround for mice which don't ACK the Get ID command. @@ -418,7 +421,7 @@ bool ps2_handle_ack(struct ps2dev *ps2dev, u8 data) ps2dev->nak = 0; break; } - /* Fall through */ + fallthrough; default: /* * Do not signal errors if we get unexpected reply while diff --git a/drivers/input/serio/olpc_apsp.c b/drivers/input/serio/olpc_apsp.c index 59de8d9b6710..04d2db982fb8 100644 --- a/drivers/input/serio/olpc_apsp.c +++ b/drivers/input/serio/olpc_apsp.c @@ -199,8 +199,8 @@ static int olpc_apsp_probe(struct platform_device *pdev) kb_serio->close = olpc_apsp_close; kb_serio->port_data = priv; kb_serio->dev.parent = &pdev->dev; - strlcpy(kb_serio->name, "sp keyboard", sizeof(kb_serio->name)); - strlcpy(kb_serio->phys, "sp/serio0", sizeof(kb_serio->phys)); + strscpy(kb_serio->name, "sp keyboard", sizeof(kb_serio->name)); + strscpy(kb_serio->phys, "sp/serio0", sizeof(kb_serio->phys)); priv->kbio = kb_serio; serio_register_port(kb_serio); @@ -216,8 +216,8 @@ static int olpc_apsp_probe(struct platform_device *pdev) pad_serio->close = olpc_apsp_close; pad_serio->port_data = priv; pad_serio->dev.parent = &pdev->dev; - strlcpy(pad_serio->name, "sp touchpad", sizeof(pad_serio->name)); - strlcpy(pad_serio->phys, "sp/serio1", sizeof(pad_serio->phys)); + strscpy(pad_serio->name, "sp touchpad", sizeof(pad_serio->name)); + strscpy(pad_serio->phys, "sp/serio1", sizeof(pad_serio->phys)); priv->padio = pad_serio; serio_register_port(pad_serio); diff --git a/drivers/input/serio/parkbd.c b/drivers/input/serio/parkbd.c index ddbbd4afb4a2..0d54895428f5 100644 --- a/drivers/input/serio/parkbd.c +++ b/drivers/input/serio/parkbd.c @@ -168,8 +168,8 @@ static struct serio *parkbd_allocate_serio(void) serio = kzalloc(sizeof(struct serio), GFP_KERNEL); if (serio) { serio->id.type = parkbd_mode; - serio->write = parkbd_write, - strlcpy(serio->name, "PARKBD AT/XT keyboard adapter", sizeof(serio->name)); + serio->write = parkbd_write; + strscpy(serio->name, "PARKBD AT/XT keyboard adapter", sizeof(serio->name)); snprintf(serio->phys, sizeof(serio->phys), "%s/serio0", parkbd_dev->port->name); } @@ -220,16 +220,4 @@ static struct parport_driver parkbd_parport_driver = { .detach = parkbd_detach, .devmodel = true, }; - -static int __init parkbd_init(void) -{ - return parport_register_driver(&parkbd_parport_driver); -} - -static void __exit parkbd_exit(void) -{ - parport_unregister_driver(&parkbd_parport_driver); -} - -module_init(parkbd_init); -module_exit(parkbd_exit); +module_parport_driver(parkbd_parport_driver); diff --git a/drivers/input/serio/pcips2.c b/drivers/input/serio/pcips2.c index bedf75de0a2c..05878750f2c2 100644 --- a/drivers/input/serio/pcips2.c +++ b/drivers/input/serio/pcips2.c @@ -149,8 +149,8 @@ static int pcips2_probe(struct pci_dev *dev, const struct pci_device_id *id) serio->write = pcips2_write; serio->open = pcips2_open; serio->close = pcips2_close; - strlcpy(serio->name, pci_name(dev), sizeof(serio->name)); - strlcpy(serio->phys, dev_name(&dev->dev), sizeof(serio->phys)); + strscpy(serio->name, pci_name(dev), sizeof(serio->name)); + strscpy(serio->phys, dev_name(&dev->dev), sizeof(serio->phys)); serio->port_data = ps2if; serio->dev.parent = &dev->dev; ps2if->io = serio; diff --git a/drivers/input/serio/ps2-gpio.c b/drivers/input/serio/ps2-gpio.c index 8970b49ea09a..bc1dc484389b 100644 --- a/drivers/input/serio/ps2-gpio.c +++ b/drivers/input/serio/ps2-gpio.c @@ -19,6 +19,7 @@ #include <linux/of.h> #include <linux/jiffies.h> #include <linux/delay.h> +#include <linux/timekeeping.h> #define DRIVER_NAME "ps2-gpio" @@ -36,14 +37,37 @@ #define PS2_DATA_BIT7 8 #define PS2_PARITY_BIT 9 #define PS2_STOP_BIT 10 -#define PS2_TX_TIMEOUT 11 -#define PS2_ACK_BIT 12 +#define PS2_ACK_BIT 11 #define PS2_DEV_RET_ACK 0xfa #define PS2_DEV_RET_NACK 0xfe #define PS2_CMD_RESEND 0xfe +/* + * The PS2 protocol specifies a clock frequency between 10kHz and 16.7kHz, + * therefore the maximal interrupt interval should be 100us and the minimum + * interrupt interval should be ~60us. Let's allow +/- 20us for frequency + * deviations and interrupt latency. + * + * The data line must be samples after ~30us to 50us after the falling edge, + * since the device updates the data line at the rising edge. + * + * ___ ______ ______ ______ ___ + * \ / \ / \ / \ / + * \ / \ / \ / \ / + * \______/ \______/ \______/ \______/ + * + * |-----------------| |--------| + * 60us/100us 30us/50us + */ +#define PS2_CLK_FREQ_MIN_HZ 10000 +#define PS2_CLK_FREQ_MAX_HZ 16700 +#define PS2_CLK_MIN_INTERVAL_US ((1000 * 1000) / PS2_CLK_FREQ_MAX_HZ) +#define PS2_CLK_MAX_INTERVAL_US ((1000 * 1000) / PS2_CLK_FREQ_MIN_HZ) +#define PS2_IRQ_MIN_INTERVAL_US (PS2_CLK_MIN_INTERVAL_US - 20) +#define PS2_IRQ_MAX_INTERVAL_US (PS2_CLK_MAX_INTERVAL_US + 20) + struct ps2_gpio_data { struct device *dev; struct serio *serio; @@ -52,19 +76,30 @@ struct ps2_gpio_data { struct gpio_desc *gpio_data; bool write_enable; int irq; - unsigned char rx_cnt; - unsigned char rx_byte; - unsigned char tx_cnt; - unsigned char tx_byte; - struct completion tx_done; - struct mutex tx_mutex; - struct delayed_work tx_work; + ktime_t t_irq_now; + ktime_t t_irq_last; + struct { + unsigned char cnt; + unsigned char byte; + } rx; + struct { + unsigned char cnt; + unsigned char byte; + ktime_t t_xfer_start; + ktime_t t_xfer_end; + struct completion complete; + struct mutex mutex; + struct delayed_work work; + } tx; }; static int ps2_gpio_open(struct serio *serio) { struct ps2_gpio_data *drvdata = serio->port_data; + drvdata->t_irq_last = 0; + drvdata->tx.t_xfer_end = 0; + enable_irq(drvdata->irq); return 0; } @@ -73,7 +108,7 @@ static void ps2_gpio_close(struct serio *serio) { struct ps2_gpio_data *drvdata = serio->port_data; - flush_delayed_work(&drvdata->tx_work); + flush_delayed_work(&drvdata->tx.work); disable_irq(drvdata->irq); } @@ -85,9 +120,9 @@ static int __ps2_gpio_write(struct serio *serio, unsigned char val) gpiod_direction_output(drvdata->gpio_clk, 0); drvdata->mode = PS2_MODE_TX; - drvdata->tx_byte = val; + drvdata->tx.byte = val; - schedule_delayed_work(&drvdata->tx_work, usecs_to_jiffies(200)); + schedule_delayed_work(&drvdata->tx.work, usecs_to_jiffies(200)); return 0; } @@ -98,12 +133,12 @@ static int ps2_gpio_write(struct serio *serio, unsigned char val) int ret = 0; if (in_task()) { - mutex_lock(&drvdata->tx_mutex); + mutex_lock(&drvdata->tx.mutex); __ps2_gpio_write(serio, val); - if (!wait_for_completion_timeout(&drvdata->tx_done, + if (!wait_for_completion_timeout(&drvdata->tx.complete, msecs_to_jiffies(10000))) ret = SERIO_TIMEOUT; - mutex_unlock(&drvdata->tx_mutex); + mutex_unlock(&drvdata->tx.mutex); } else { __ps2_gpio_write(serio, val); } @@ -115,9 +150,10 @@ static void ps2_gpio_tx_work_fn(struct work_struct *work) { struct delayed_work *dwork = to_delayed_work(work); struct ps2_gpio_data *drvdata = container_of(dwork, - struct ps2_gpio_data, - tx_work); + struct ps2_gpio_data, + tx.work); + drvdata->tx.t_xfer_start = ktime_get(); enable_irq(drvdata->irq); gpiod_direction_output(drvdata->gpio_data, 0); gpiod_direction_input(drvdata->gpio_clk); @@ -128,20 +164,31 @@ static irqreturn_t ps2_gpio_irq_rx(struct ps2_gpio_data *drvdata) unsigned char byte, cnt; int data; int rxflags = 0; - static unsigned long old_jiffies; + s64 us_delta; - byte = drvdata->rx_byte; - cnt = drvdata->rx_cnt; + byte = drvdata->rx.byte; + cnt = drvdata->rx.cnt; - if (old_jiffies == 0) - old_jiffies = jiffies; + drvdata->t_irq_now = ktime_get(); + + /* + * We need to consider spurious interrupts happening right after + * a TX xfer finished. + */ + us_delta = ktime_us_delta(drvdata->t_irq_now, drvdata->tx.t_xfer_end); + if (unlikely(us_delta < PS2_IRQ_MIN_INTERVAL_US)) + goto end; - if ((jiffies - old_jiffies) > usecs_to_jiffies(100)) { + us_delta = ktime_us_delta(drvdata->t_irq_now, drvdata->t_irq_last); + if (us_delta > PS2_IRQ_MAX_INTERVAL_US && cnt) { dev_err(drvdata->dev, "RX: timeout, probably we missed an interrupt\n"); goto err; + } else if (unlikely(us_delta < PS2_IRQ_MIN_INTERVAL_US)) { + /* Ignore spurious IRQs. */ + goto end; } - old_jiffies = jiffies; + drvdata->t_irq_last = drvdata->t_irq_now; data = gpiod_get_value(drvdata->gpio_data); if (unlikely(data < 0)) { @@ -178,8 +225,16 @@ static irqreturn_t ps2_gpio_irq_rx(struct ps2_gpio_data *drvdata) if (!drvdata->write_enable) goto err; } + break; + case PS2_STOP_BIT: + /* stop bit should be high */ + if (unlikely(!data)) { + dev_err(drvdata->dev, "RX: stop bit should be high\n"); + goto err; + } - /* Do not send spurious ACK's and NACK's when write fn is + /* + * Do not send spurious ACK's and NACK's when write fn is * not provided. */ if (!drvdata->write_enable) { @@ -189,23 +244,11 @@ static irqreturn_t ps2_gpio_irq_rx(struct ps2_gpio_data *drvdata) break; } - /* Let's send the data without waiting for the stop bit to be - * sent. It may happen that we miss the stop bit. When this - * happens we have no way to recover from this, certainly - * missing the parity bit would be recognized when processing - * the stop bit. When missing both, data is lost. - */ serio_interrupt(drvdata->serio, byte, rxflags); dev_dbg(drvdata->dev, "RX: sending byte 0x%x\n", byte); - break; - case PS2_STOP_BIT: - /* stop bit should be high */ - if (unlikely(!data)) { - dev_err(drvdata->dev, "RX: stop bit should be high\n"); - goto err; - } + cnt = byte = 0; - old_jiffies = 0; + goto end; /* success */ default: dev_err(drvdata->dev, "RX: got out of sync with the device\n"); @@ -217,11 +260,10 @@ static irqreturn_t ps2_gpio_irq_rx(struct ps2_gpio_data *drvdata) err: cnt = byte = 0; - old_jiffies = 0; __ps2_gpio_write(drvdata->serio, PS2_CMD_RESEND); end: - drvdata->rx_cnt = cnt; - drvdata->rx_byte = byte; + drvdata->rx.cnt = cnt; + drvdata->rx.byte = byte; return IRQ_HANDLED; } @@ -229,20 +271,34 @@ static irqreturn_t ps2_gpio_irq_tx(struct ps2_gpio_data *drvdata) { unsigned char byte, cnt; int data; - static unsigned long old_jiffies; + s64 us_delta; + + cnt = drvdata->tx.cnt; + byte = drvdata->tx.byte; - cnt = drvdata->tx_cnt; - byte = drvdata->tx_byte; + drvdata->t_irq_now = ktime_get(); - if (old_jiffies == 0) - old_jiffies = jiffies; + /* + * There might be pending IRQs since we disabled IRQs in + * __ps2_gpio_write(). We can expect at least one clock period until + * the device generates the first falling edge after releasing the + * clock line. + */ + us_delta = ktime_us_delta(drvdata->t_irq_now, + drvdata->tx.t_xfer_start); + if (unlikely(us_delta < PS2_CLK_MIN_INTERVAL_US)) + goto end; - if ((jiffies - old_jiffies) > usecs_to_jiffies(100)) { + us_delta = ktime_us_delta(drvdata->t_irq_now, drvdata->t_irq_last); + if (us_delta > PS2_IRQ_MAX_INTERVAL_US && cnt > 1) { dev_err(drvdata->dev, "TX: timeout, probably we missed an interrupt\n"); goto err; + } else if (unlikely(us_delta < PS2_IRQ_MIN_INTERVAL_US)) { + /* Ignore spurious IRQs. */ + goto end; } - old_jiffies = jiffies; + drvdata->t_irq_last = drvdata->t_irq_now; switch (cnt) { case PS2_START_BIT: @@ -270,27 +326,22 @@ static irqreturn_t ps2_gpio_irq_tx(struct ps2_gpio_data *drvdata) /* release data line to generate stop bit */ gpiod_direction_input(drvdata->gpio_data); break; - case PS2_TX_TIMEOUT: - /* Devices generate one extra clock pulse before sending the - * acknowledgment. - */ - break; case PS2_ACK_BIT: - gpiod_direction_input(drvdata->gpio_data); data = gpiod_get_value(drvdata->gpio_data); if (data) { dev_warn(drvdata->dev, "TX: received NACK, retry\n"); goto err; } + drvdata->tx.t_xfer_end = ktime_get(); drvdata->mode = PS2_MODE_RX; - complete(&drvdata->tx_done); + complete(&drvdata->tx.complete); cnt = 1; - old_jiffies = 0; goto end; /* success */ default: - /* Probably we missed the stop bit. Therefore we release data + /* + * Probably we missed the stop bit. Therefore we release data * line and try again. */ gpiod_direction_input(drvdata->gpio_data); @@ -303,11 +354,10 @@ static irqreturn_t ps2_gpio_irq_tx(struct ps2_gpio_data *drvdata) err: cnt = 1; - old_jiffies = 0; gpiod_direction_input(drvdata->gpio_data); - __ps2_gpio_write(drvdata->serio, drvdata->tx_byte); + __ps2_gpio_write(drvdata->serio, drvdata->tx.byte); end: - drvdata->tx_cnt = cnt; + drvdata->tx.cnt = cnt; return IRQ_HANDLED; } @@ -322,14 +372,19 @@ static irqreturn_t ps2_gpio_irq(int irq, void *dev_id) static int ps2_gpio_get_props(struct device *dev, struct ps2_gpio_data *drvdata) { - drvdata->gpio_data = devm_gpiod_get(dev, "data", GPIOD_IN); + enum gpiod_flags gflags; + + /* Enforce open drain, since this is required by the PS/2 bus. */ + gflags = GPIOD_IN | GPIOD_FLAGS_BIT_OPEN_DRAIN; + + drvdata->gpio_data = devm_gpiod_get(dev, "data", gflags); if (IS_ERR(drvdata->gpio_data)) { dev_err(dev, "failed to request data gpio: %ld", PTR_ERR(drvdata->gpio_data)); return PTR_ERR(drvdata->gpio_data); } - drvdata->gpio_clk = devm_gpiod_get(dev, "clk", GPIOD_IN); + drvdata->gpio_clk = devm_gpiod_get(dev, "clk", gflags); if (IS_ERR(drvdata->gpio_clk)) { dev_err(dev, "failed to request clock gpio: %ld", PTR_ERR(drvdata->gpio_clk)); @@ -387,27 +442,29 @@ static int ps2_gpio_probe(struct platform_device *pdev) serio->id.type = SERIO_8042; serio->open = ps2_gpio_open; serio->close = ps2_gpio_close; - /* Write can be enabled in platform/dt data, but possibly it will not + /* + * Write can be enabled in platform/dt data, but possibly it will not * work because of the tough timings. */ serio->write = drvdata->write_enable ? ps2_gpio_write : NULL; serio->port_data = drvdata; serio->dev.parent = dev; - strlcpy(serio->name, dev_name(dev), sizeof(serio->name)); - strlcpy(serio->phys, dev_name(dev), sizeof(serio->phys)); + strscpy(serio->name, dev_name(dev), sizeof(serio->name)); + strscpy(serio->phys, dev_name(dev), sizeof(serio->phys)); drvdata->serio = serio; drvdata->dev = dev; drvdata->mode = PS2_MODE_RX; - /* Tx count always starts at 1, as the start bit is sent implicitly by + /* + * Tx count always starts at 1, as the start bit is sent implicitly by * host-to-device communication initialization. */ - drvdata->tx_cnt = 1; + drvdata->tx.cnt = 1; - INIT_DELAYED_WORK(&drvdata->tx_work, ps2_gpio_tx_work_fn); - init_completion(&drvdata->tx_done); - mutex_init(&drvdata->tx_mutex); + INIT_DELAYED_WORK(&drvdata->tx.work, ps2_gpio_tx_work_fn); + init_completion(&drvdata->tx.complete); + mutex_init(&drvdata->tx.mutex); serio_register_port(serio); platform_set_drvdata(pdev, drvdata); diff --git a/drivers/input/serio/ps2mult.c b/drivers/input/serio/ps2mult.c index 0071dd5ebcc2..902e81826fbf 100644 --- a/drivers/input/serio/ps2mult.c +++ b/drivers/input/serio/ps2mult.c @@ -131,7 +131,7 @@ static int ps2mult_create_port(struct ps2mult *psm, int i) if (!serio) return -ENOMEM; - strlcpy(serio->name, "TQC PS/2 Multiplexer", sizeof(serio->name)); + strscpy(serio->name, "TQC PS/2 Multiplexer", sizeof(serio->name)); snprintf(serio->phys, sizeof(serio->phys), "%s/port%d", mx_serio->phys, i); serio->id.type = SERIO_8042; diff --git a/drivers/input/serio/q40kbd.c b/drivers/input/serio/q40kbd.c index bd248398556a..ba04058fc3cb 100644 --- a/drivers/input/serio/q40kbd.c +++ b/drivers/input/serio/q40kbd.c @@ -10,9 +10,6 @@ * Q40 PS/2 keyboard controller driver for Linux/m68k */ -/* - */ - #include <linux/module.h> #include <linux/serio.h> #include <linux/interrupt.h> @@ -126,8 +123,8 @@ static int q40kbd_probe(struct platform_device *pdev) port->close = q40kbd_close; port->port_data = q40kbd; port->dev.parent = &pdev->dev; - strlcpy(port->name, "Q40 Kbd Port", sizeof(port->name)); - strlcpy(port->phys, "Q40", sizeof(port->phys)); + strscpy(port->name, "Q40 Kbd Port", sizeof(port->name)); + strscpy(port->phys, "Q40", sizeof(port->phys)); q40kbd_stop(); diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c index 37fe6a5711ea..ce420eb1f51b 100644 --- a/drivers/input/serio/rpckbd.c +++ b/drivers/input/serio/rpckbd.c @@ -8,9 +8,6 @@ * Acorn RiscPC PS/2 keyboard controller driver for Linux/ARM */ -/* - */ - #include <linux/module.h> #include <linux/interrupt.h> #include <linux/serio.h> @@ -128,8 +125,8 @@ static int rpckbd_probe(struct platform_device *dev) serio->close = rpckbd_close; serio->dev.parent = &dev->dev; serio->port_data = rpckbd; - strlcpy(serio->name, "RiscPC PS/2 kbd port", sizeof(serio->name)); - strlcpy(serio->phys, "rpckbd/serio0", sizeof(serio->phys)); + strscpy(serio->name, "RiscPC PS/2 kbd port", sizeof(serio->name)); + strscpy(serio->phys, "rpckbd/serio0", sizeof(serio->phys)); platform_set_drvdata(dev, serio); serio_register_port(serio); diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c index 7b8ceb702a74..2724c3aa512c 100644 --- a/drivers/input/serio/sa1111ps2.c +++ b/drivers/input/serio/sa1111ps2.c @@ -267,8 +267,8 @@ static int ps2_probe(struct sa1111_dev *dev) serio->write = ps2_write; serio->open = ps2_open; serio->close = ps2_close; - strlcpy(serio->name, dev_name(&dev->dev), sizeof(serio->name)); - strlcpy(serio->phys, dev_name(&dev->dev), sizeof(serio->phys)); + strscpy(serio->name, dev_name(&dev->dev), sizeof(serio->name)); + strscpy(serio->phys, dev_name(&dev->dev), sizeof(serio->phys)); serio->port_data = ps2if; serio->dev.parent = &dev->dev; ps2if->io = serio; @@ -344,7 +344,7 @@ static int ps2_probe(struct sa1111_dev *dev) /* * Remove one device from this driver. */ -static int ps2_remove(struct sa1111_dev *dev) +static void ps2_remove(struct sa1111_dev *dev) { struct ps2if *ps2if = sa1111_get_drvdata(dev); @@ -353,8 +353,6 @@ static int ps2_remove(struct sa1111_dev *dev) sa1111_set_drvdata(dev, NULL); kfree(ps2if); - - return 0; } /* diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index 29f491082926..15ce3202322f 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -7,9 +7,6 @@ * Copyright (c) 2003 Daniele Bellucci */ -/* - */ - #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/stddef.h> @@ -778,12 +775,11 @@ static int serio_driver_probe(struct device *dev) return serio_connect_driver(serio, drv); } -static int serio_driver_remove(struct device *dev) +static void serio_driver_remove(struct device *dev) { struct serio *serio = to_serio_port(dev); serio_disconnect_driver(serio); - return 0; } static void serio_cleanup(struct serio *serio) diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c index e9647ebff187..1e4770094415 100644 --- a/drivers/input/serio/serio_raw.c +++ b/drivers/input/serio/serio_raw.c @@ -159,7 +159,7 @@ static ssize_t serio_raw_read(struct file *file, char __user *buffer, { struct serio_raw_client *client = file->private_data; struct serio_raw *serio_raw = client->serio_raw; - char uninitialized_var(c); + char c; ssize_t read = 0; int error; diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c index 8ac970a423de..7f7ef0e3a749 100644 --- a/drivers/input/serio/serport.c +++ b/drivers/input/serio/serport.c @@ -114,7 +114,8 @@ static void serport_ldisc_close(struct tty_struct *tty) * 'interrupt' routine. */ -static void serport_ldisc_receive(struct tty_struct *tty, const unsigned char *cp, char *fp, int count) +static void serport_ldisc_receive(struct tty_struct *tty, + const unsigned char *cp, const char *fp, int count) { struct serport *serport = (struct serport*) tty->disc_data; unsigned long flags; @@ -156,7 +157,9 @@ out: * returning 0 characters. */ -static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, unsigned char __user * buf, size_t nr) +static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, + unsigned char *kbuf, size_t nr, + void **cookie, unsigned long offset) { struct serport *serport = (struct serport*) tty->disc_data; struct serio *serio; @@ -168,7 +171,7 @@ static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, u if (!serio) return -ENOMEM; - strlcpy(serio->name, "Serial port", sizeof(serio->name)); + strscpy(serio->name, "Serial port", sizeof(serio->name)); snprintf(serio->phys, sizeof(serio->phys), "%s/serio0", tty_name(tty)); serio->id = serport->id; serio->id.type = SERIO_RS232; @@ -204,8 +207,8 @@ static void serport_set_type(struct tty_struct *tty, unsigned long type) * serport_ldisc_ioctl() allows to set the port protocol, and device ID */ -static int serport_ldisc_ioctl(struct tty_struct *tty, struct file *file, - unsigned int cmd, unsigned long arg) +static int serport_ldisc_ioctl(struct tty_struct *tty, unsigned int cmd, + unsigned long arg) { if (cmd == SPIOCSTYPE) { unsigned long type; @@ -223,7 +226,6 @@ static int serport_ldisc_ioctl(struct tty_struct *tty, struct file *file, #ifdef CONFIG_COMPAT #define COMPAT_SPIOCSTYPE _IOW('q', 0x01, compat_ulong_t) static int serport_ldisc_compat_ioctl(struct tty_struct *tty, - struct file *file, unsigned int cmd, unsigned long arg) { if (cmd == COMPAT_SPIOCSTYPE) { @@ -241,7 +243,7 @@ static int serport_ldisc_compat_ioctl(struct tty_struct *tty, } #endif -static int serport_ldisc_hangup(struct tty_struct *tty) +static void serport_ldisc_hangup(struct tty_struct *tty) { struct serport *serport = (struct serport *) tty->disc_data; unsigned long flags; @@ -251,7 +253,6 @@ static int serport_ldisc_hangup(struct tty_struct *tty) spin_unlock_irqrestore(&serport->lock, flags); wake_up_interruptible(&serport->wait); - return 0; } static void serport_ldisc_write_wakeup(struct tty_struct * tty) @@ -271,6 +272,7 @@ static void serport_ldisc_write_wakeup(struct tty_struct * tty) static struct tty_ldisc_ops serport_ldisc = { .owner = THIS_MODULE, + .num = N_MOUSE, .name = "input", .open = serport_ldisc_open, .close = serport_ldisc_close, @@ -291,7 +293,7 @@ static struct tty_ldisc_ops serport_ldisc = { static int __init serport_init(void) { int retval; - retval = tty_register_ldisc(N_MOUSE, &serport_ldisc); + retval = tty_register_ldisc(&serport_ldisc); if (retval) printk(KERN_ERR "serport.c: Error registering line discipline.\n"); @@ -300,7 +302,7 @@ static int __init serport_init(void) static void __exit serport_exit(void) { - tty_unregister_ldisc(N_MOUSE); + tty_unregister_ldisc(&serport_ldisc); } module_init(serport_init); diff --git a/drivers/input/serio/sun4i-ps2.c b/drivers/input/serio/sun4i-ps2.c index a681a2c04e39..eb262640192e 100644 --- a/drivers/input/serio/sun4i-ps2.c +++ b/drivers/input/serio/sun4i-ps2.c @@ -211,7 +211,6 @@ static int sun4i_ps2_probe(struct platform_device *pdev) struct sun4i_ps2data *drvdata; struct serio *serio; struct device *dev = &pdev->dev; - unsigned int irq; int error; drvdata = kzalloc(sizeof(struct sun4i_ps2data), GFP_KERNEL); @@ -257,21 +256,19 @@ static int sun4i_ps2_probe(struct platform_device *pdev) serio->close = sun4i_ps2_close; serio->port_data = drvdata; serio->dev.parent = dev; - strlcpy(serio->name, dev_name(dev), sizeof(serio->name)); - strlcpy(serio->phys, dev_name(dev), sizeof(serio->phys)); + strscpy(serio->name, dev_name(dev), sizeof(serio->name)); + strscpy(serio->phys, dev_name(dev), sizeof(serio->phys)); /* shutoff interrupt */ writel(0, drvdata->reg_base + PS2_REG_GCTL); /* Get IRQ for the device */ - irq = platform_get_irq(pdev, 0); - if (!irq) { - dev_err(dev, "no IRQ found\n"); - error = -ENXIO; + drvdata->irq = platform_get_irq(pdev, 0); + if (drvdata->irq < 0) { + error = drvdata->irq; goto err_disable_clk; } - drvdata->irq = irq; drvdata->serio = serio; drvdata->dev = dev; |