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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:35:05 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:31 +0000 |
commit | 85c675d0d09a45a135bddd15d7b385f8758c32fb (patch) | |
tree | 76267dbc9b9a130337be3640948fe397b04ac629 /drivers/net/wireless/ath/ath12k/core.c | |
parent | Adding upstream version 6.6.15. (diff) | |
download | linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip |
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath12k/core.c')
-rw-r--r-- | drivers/net/wireless/ath/ath12k/core.c | 141 |
1 files changed, 134 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c index 3df8059d55..6c01b282fc 100644 --- a/drivers/net/wireless/ath/ath12k/core.c +++ b/drivers/net/wireless/ath/ath12k/core.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -19,6 +19,27 @@ unsigned int ath12k_debug_mask; module_param_named(debug_mask, ath12k_debug_mask, uint, 0644); MODULE_PARM_DESC(debug_mask, "Debugging mask"); +static int ath12k_core_rfkill_config(struct ath12k_base *ab) +{ + struct ath12k *ar; + int ret = 0, i; + + if (!(ab->target_caps.sys_cap_info & WMI_SYS_CAP_INFO_RFKILL)) + return 0; + + for (i = 0; i < ab->num_radios; i++) { + ar = ab->pdevs[i].ar; + + ret = ath12k_mac_rfkill_config(ar); + if (ret && ret != -EOPNOTSUPP) { + ath12k_warn(ab, "failed to configure rfkill: %d", ret); + return ret; + } + } + + return ret; +} + int ath12k_core_suspend(struct ath12k_base *ab) { int ret; @@ -339,6 +360,7 @@ int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab, int ath12k_core_fetch_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd) { char boardname[BOARD_NAME_SIZE]; + int bd_api; int ret; ret = ath12k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); @@ -347,12 +369,12 @@ int ath12k_core_fetch_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd) return ret; } - ab->bd_api = 2; + bd_api = 2; ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname); if (!ret) goto success; - ab->bd_api = 1; + bd_api = 1; ret = ath12k_core_fetch_board_data_api_1(ab, bd, ATH12K_DEFAULT_BOARD_FILE); if (ret) { ath12k_err(ab, "failed to fetch board-2.bin or board.bin from %s\n", @@ -361,7 +383,7 @@ int ath12k_core_fetch_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd) } success: - ath12k_dbg(ab, ATH12K_DBG_BOOT, "using board api %d\n", ab->bd_api); + ath12k_dbg(ab, ATH12K_DBG_BOOT, "using board api %d\n", bd_api); return 0; } @@ -377,6 +399,75 @@ static void ath12k_core_stop(struct ath12k_base *ab) /* De-Init of components as needed */ } +static void ath12k_core_check_bdfext(const struct dmi_header *hdr, void *data) +{ + struct ath12k_base *ab = data; + const char *magic = ATH12K_SMBIOS_BDF_EXT_MAGIC; + struct ath12k_smbios_bdf *smbios = (struct ath12k_smbios_bdf *)hdr; + ssize_t copied; + size_t len; + int i; + + if (ab->qmi.target.bdf_ext[0] != '\0') + return; + + if (hdr->type != ATH12K_SMBIOS_BDF_EXT_TYPE) + return; + + if (hdr->length != ATH12K_SMBIOS_BDF_EXT_LENGTH) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "wrong smbios bdf ext type length (%d).\n", + hdr->length); + return; + } + + if (!smbios->bdf_enabled) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, "bdf variant name not found.\n"); + return; + } + + /* Only one string exists (per spec) */ + if (memcmp(smbios->bdf_ext, magic, strlen(magic)) != 0) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "bdf variant magic does not match.\n"); + return; + } + + len = min_t(size_t, + strlen(smbios->bdf_ext), sizeof(ab->qmi.target.bdf_ext)); + for (i = 0; i < len; i++) { + if (!isascii(smbios->bdf_ext[i]) || !isprint(smbios->bdf_ext[i])) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "bdf variant name contains non ascii chars.\n"); + return; + } + } + + /* Copy extension name without magic prefix */ + copied = strscpy(ab->qmi.target.bdf_ext, smbios->bdf_ext + strlen(magic), + sizeof(ab->qmi.target.bdf_ext)); + if (copied < 0) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "bdf variant string is longer than the buffer can accommodate\n"); + return; + } + + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "found and validated bdf variant smbios_type 0x%x bdf %s\n", + ATH12K_SMBIOS_BDF_EXT_TYPE, ab->qmi.target.bdf_ext); +} + +int ath12k_core_check_smbios(struct ath12k_base *ab) +{ + ab->qmi.target.bdf_ext[0] = '\0'; + dmi_walk(ath12k_core_check_bdfext, ab); + + if (ab->qmi.target.bdf_ext[0] == '\0') + return -ENODATA; + + return 0; +} + static int ath12k_core_soc_create(struct ath12k_base *ab) { int ret; @@ -603,10 +694,19 @@ int ath12k_core_qmi_firmware_ready(struct ath12k_base *ab) goto err_core_stop; } ath12k_hif_irq_enable(ab); + + ret = ath12k_core_rfkill_config(ab); + if (ret && ret != -EOPNOTSUPP) { + ath12k_err(ab, "failed to config rfkill: %d\n", ret); + goto err_core_pdev_destroy; + } + mutex_unlock(&ab->core_lock); return 0; +err_core_pdev_destroy: + ath12k_core_pdev_destroy(ab); err_core_stop: ath12k_core_stop(ab); ath12k_mac_destroy(ab); @@ -655,6 +755,27 @@ err_hal_srng_deinit: return ret; } +static void ath12k_rfkill_work(struct work_struct *work) +{ + struct ath12k_base *ab = container_of(work, struct ath12k_base, rfkill_work); + struct ath12k *ar; + bool rfkill_radio_on; + int i; + + spin_lock_bh(&ab->base_lock); + rfkill_radio_on = ab->rfkill_radio_on; + spin_unlock_bh(&ab->base_lock); + + for (i = 0; i < ab->num_radios; i++) { + ar = ab->pdevs[i].ar; + if (!ar) + continue; + + ath12k_mac_rfkill_enable_radio(ar, rfkill_radio_on); + wiphy_rfkill_set_hw_state(ar->hw->wiphy, !rfkill_radio_on); + } +} + void ath12k_core_halt(struct ath12k *ar) { struct ath12k_base *ab = ar->ab; @@ -668,6 +789,7 @@ void ath12k_core_halt(struct ath12k *ar) ath12k_mac_peer_cleanup_all(ar); cancel_delayed_work_sync(&ar->scan.timeout); cancel_work_sync(&ar->regd_update_work); + cancel_work_sync(&ab->rfkill_work); rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], NULL); synchronize_rcu(); @@ -685,6 +807,9 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab) ab->stats.fw_crash_counter++; spin_unlock_bh(&ab->base_lock); + if (ab->is_reset) + set_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags); + for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; ar = pdev->ar; @@ -823,6 +948,8 @@ static void ath12k_core_reset(struct work_struct *work) ath12k_dbg(ab, ATH12K_DBG_BOOT, "reset starting\n"); ab->is_reset = true; + atomic_set(&ab->recovery_start_count, 0); + reinit_completion(&ab->recovery_start); atomic_set(&ab->recovery_count, 0); ath12k_core_pre_reconfigure_recovery(ab); @@ -830,15 +957,13 @@ static void ath12k_core_reset(struct work_struct *work) reinit_completion(&ab->reconfigure_complete); ath12k_core_post_reconfigure_recovery(ab); - reinit_completion(&ab->recovery_start); - atomic_set(&ab->recovery_start_count, 0); - ath12k_dbg(ab, ATH12K_DBG_BOOT, "waiting recovery start...\n"); time_left = wait_for_completion_timeout(&ab->recovery_start, ATH12K_RECOVER_START_TIMEOUT_HZ); ath12k_hif_power_down(ab); + ath12k_qmi_free_resource(ab); ath12k_hif_power_up(ab); ath12k_dbg(ab, ATH12K_DBG_BOOT, "reset started\n"); @@ -922,6 +1047,8 @@ struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size, init_waitqueue_head(&ab->wmi_ab.tx_credits_wq); INIT_WORK(&ab->restart_work, ath12k_core_restart); INIT_WORK(&ab->reset_work, ath12k_core_reset); + INIT_WORK(&ab->rfkill_work, ath12k_rfkill_work); + timer_setup(&ab->rx_replenish_retry, ath12k_ce_rx_replenish_retry, 0); init_completion(&ab->htc_suspend); |