diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/core.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/core.c | 141 |
1 files changed, 136 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index ebd6886a8c18..b97c38b9a270 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -7,11 +7,13 @@ #include <linux/slab.h> #include <linux/remoteproc.h> #include <linux/firmware.h> +#include <linux/of.h> #include "core.h" #include "dp_tx.h" #include "dp_rx.h" #include "debug.h" #include "hif.h" +#include "wow.h" unsigned int ath11k_debug_mask; EXPORT_SYMBOL(ath11k_debug_mask); @@ -50,7 +52,6 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq8074, .svc_to_ce_map_len = 21, .single_pdev_only = false, - .needs_band_to_mac = true, .rxdma1_enable = true, .num_rxmda_per_pdev = 1, .rx_mac_buf_ring = false, @@ -65,6 +66,8 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .supports_monitor = true, .supports_shadow_regs = false, .idle_ps = false, + .cold_boot_calib = true, + .supports_suspend = false, }, { .hw_rev = ATH11K_HW_IPQ6018_HW10, @@ -87,7 +90,6 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq6018, .svc_to_ce_map_len = 19, .single_pdev_only = false, - .needs_band_to_mac = true, .rxdma1_enable = true, .num_rxmda_per_pdev = 1, .rx_mac_buf_ring = false, @@ -102,6 +104,8 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .supports_monitor = true, .supports_shadow_regs = false, .idle_ps = false, + .cold_boot_calib = true, + .supports_suspend = false, }, { .name = "qca6390 hw2.0", @@ -124,7 +128,6 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390, .svc_to_ce_map_len = 14, .single_pdev_only = true, - .needs_band_to_mac = false, .rxdma1_enable = false, .num_rxmda_per_pdev = 2, .rx_mac_buf_ring = true, @@ -138,17 +141,130 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .supports_monitor = false, .supports_shadow_regs = true, .idle_ps = true, + .cold_boot_calib = false, + .supports_suspend = true, }, }; +int ath11k_core_suspend(struct ath11k_base *ab) +{ + int ret; + + if (!ab->hw_params.supports_suspend) + return -EOPNOTSUPP; + + /* TODO: there can frames in queues so for now add delay as a hack. + * Need to implement to handle and remove this delay. + */ + msleep(500); + + ret = ath11k_dp_rx_pktlog_stop(ab, true); + if (ret) { + ath11k_warn(ab, "failed to stop dp rx (and timer) pktlog during suspend: %d\n", + ret); + return ret; + } + + ret = ath11k_wow_enable(ab); + if (ret) { + ath11k_warn(ab, "failed to enable wow during suspend: %d\n", ret); + return ret; + } + + ret = ath11k_dp_rx_pktlog_stop(ab, false); + if (ret) { + ath11k_warn(ab, "failed to stop dp rx pktlog during suspend: %d\n", + ret); + return ret; + } + + ath11k_ce_stop_shadow_timers(ab); + ath11k_dp_stop_shadow_timers(ab); + + ath11k_hif_irq_disable(ab); + ath11k_hif_ce_irq_disable(ab); + + ret = ath11k_hif_suspend(ab); + if (!ret) { + ath11k_warn(ab, "failed to suspend hif: %d\n", ret); + return ret; + } + + return 0; +} +EXPORT_SYMBOL(ath11k_core_suspend); + +int ath11k_core_resume(struct ath11k_base *ab) +{ + int ret; + + if (!ab->hw_params.supports_suspend) + return -EOPNOTSUPP; + + ret = ath11k_hif_resume(ab); + if (ret) { + ath11k_warn(ab, "failed to resume hif during resume: %d\n", ret); + return ret; + } + + ath11k_hif_ce_irq_enable(ab); + ath11k_hif_irq_enable(ab); + + ret = ath11k_dp_rx_pktlog_start(ab); + if (ret) { + ath11k_warn(ab, "failed to start rx pktlog during resume: %d\n", + ret); + return ret; + } + + ret = ath11k_wow_wakeup(ab); + if (ret) { + ath11k_warn(ab, "failed to wakeup wow during resume: %d\n", ret); + return ret; + } + + return 0; +} +EXPORT_SYMBOL(ath11k_core_resume); + +int ath11k_core_check_dt(struct ath11k_base *ab) +{ + size_t max_len = sizeof(ab->qmi.target.bdf_ext); + const char *variant = NULL; + struct device_node *node; + + node = ab->dev->of_node; + if (!node) + return -ENOENT; + + of_property_read_string(node, "qcom,ath11k-calibration-variant", + &variant); + if (!variant) + return -ENODATA; + + if (strscpy(ab->qmi.target.bdf_ext, variant, max_len) < 0) + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "bdf variant string is longer than the buffer can accommodate (variant: %s)\n", + variant); + + return 0; +} + static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name, size_t name_len) { + /* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */ + char variant[9 + ATH11K_QMI_BDF_EXT_STR_LENGTH] = { 0 }; + + if (ab->qmi.target.bdf_ext[0] != '\0') + scnprintf(variant, sizeof(variant), ",variant=%s", + ab->qmi.target.bdf_ext); + scnprintf(name, name_len, - "bus=%s,qmi-chip-id=%d,qmi-board-id=%d", + "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s", ath11k_bus_str(ab->hif.bus), ab->qmi.target.chip_id, - ab->qmi.target.board_id); + ab->qmi.target.board_id, variant); ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot using board name '%s'\n", name); @@ -612,6 +728,15 @@ static int ath11k_core_start(struct ath11k_base *ab, goto err_reo_cleanup; } + /* put hardware to DBS mode */ + if (ab->hw_params.single_pdev_only) { + ret = ath11k_wmi_set_hw_mode(ab, WMI_HOST_HW_MODE_DBS); + if (ret) { + ath11k_err(ab, "failed to send dbs mode: %d\n", ret); + goto err_hif_stop; + } + } + ret = ath11k_dp_tx_htt_h2t_ver_req_msg(ab); if (ret) { ath11k_err(ab, "failed to send htt version request message: %d\n", @@ -774,8 +899,10 @@ static void ath11k_core_restart(struct work_struct *work) complete(&ar->scan.started); complete(&ar->scan.completed); complete(&ar->peer_assoc_done); + complete(&ar->peer_delete_done); complete(&ar->install_key_done); complete(&ar->vdev_setup_done); + complete(&ar->vdev_delete_done); complete(&ar->bss_survey_done); complete(&ar->thermal.wmi_sync); @@ -923,8 +1050,12 @@ struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size, INIT_LIST_HEAD(&ab->peers); init_waitqueue_head(&ab->peer_mapping_wq); init_waitqueue_head(&ab->wmi_ab.tx_credits_wq); + init_waitqueue_head(&ab->qmi.cold_boot_waitq); INIT_WORK(&ab->restart_work, ath11k_core_restart); timer_setup(&ab->rx_replenish_retry, ath11k_ce_rx_replenish_retry, 0); + init_completion(&ab->htc_suspend); + init_completion(&ab->wow.wakeup_completed); + ab->dev = dev; ab->bus_params = *bus_params; ab->hif.bus = bus; |