diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/core.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/core.c | 902 |
1 files changed, 822 insertions, 80 deletions
diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index b5a2af3ffc3e..b99180bc8172 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -8,6 +9,7 @@ #include <linux/remoteproc.h> #include <linux/firmware.h> #include <linux/of.h> + #include "core.h" #include "dp_tx.h" #include "dp_rx.h" @@ -68,20 +70,51 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .summary_pad_sz = 0, .fft_hdr_len = 16, .max_fft_bins = 512, + .fragment_160mhz = true, }, .interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MESH_POINT), .supports_monitor = true, + .full_monitor_mode = false, .supports_shadow_regs = false, .idle_ps = false, + .supports_sta_ps = false, .cold_boot_calib = true, + .cbcal_restart_fw = true, + .fw_mem_mode = 0, + .num_vdevs = 16 + 1, + .num_peers = 512, .supports_suspend = false, .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), + .supports_regdb = false, .fix_l1ss = true, + .credit_flow = false, .max_tx_ring = DP_TCL_NUM_RING_MAX, .hal_params = &ath11k_hw_hal_params_ipq8074, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = true, + .supports_rssi_stats = false, + .fw_wmi_diag_event = false, + .current_cc_support = false, + .dbr_debug_support = true, + .global_reset = false, + .bios_sar_capa = NULL, + .m3_fw_support = false, + .fixed_bdf_addr = true, + .fixed_mem_region = true, + .static_window_map = false, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = false, + .supports_multi_bssid = false, + + .sram_dump = {}, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, }, { .hw_rev = ATH11K_HW_IPQ6018_HW10, @@ -117,20 +150,51 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .summary_pad_sz = 0, .fft_hdr_len = 16, .max_fft_bins = 512, + .fragment_160mhz = true, }, .interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MESH_POINT), .supports_monitor = true, + .full_monitor_mode = false, .supports_shadow_regs = false, .idle_ps = false, + .supports_sta_ps = false, .cold_boot_calib = true, + .cbcal_restart_fw = true, + .fw_mem_mode = 0, + .num_vdevs = 16 + 1, + .num_peers = 512, .supports_suspend = false, .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), + .supports_regdb = false, .fix_l1ss = true, + .credit_flow = false, .max_tx_ring = DP_TCL_NUM_RING_MAX, .hal_params = &ath11k_hw_hal_params_ipq8074, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = true, + .supports_rssi_stats = false, + .fw_wmi_diag_event = false, + .current_cc_support = false, + .dbr_debug_support = true, + .global_reset = false, + .bios_sar_capa = NULL, + .m3_fw_support = false, + .fixed_bdf_addr = true, + .fixed_mem_region = true, + .static_window_map = false, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = false, + .supports_multi_bssid = false, + + .sram_dump = {}, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, }, { .name = "qca6390 hw2.0", @@ -166,19 +230,53 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .summary_pad_sz = 0, .fft_hdr_len = 0, .max_fft_bins = 0, + .fragment_160mhz = false, }, .interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP), .supports_monitor = false, + .full_monitor_mode = false, .supports_shadow_regs = true, .idle_ps = true, + .supports_sta_ps = true, .cold_boot_calib = false, + .cbcal_restart_fw = false, + .fw_mem_mode = 0, + .num_vdevs = 16 + 1, + .num_peers = 512, .supports_suspend = true, .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), + .supports_regdb = false, .fix_l1ss = true, + .credit_flow = true, .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390, .hal_params = &ath11k_hw_hal_params_qca6390, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = false, + .supports_rssi_stats = true, + .fw_wmi_diag_event = true, + .current_cc_support = true, + .dbr_debug_support = false, + .global_reset = true, + .bios_sar_capa = NULL, + .m3_fw_support = true, + .fixed_bdf_addr = false, + .fixed_mem_region = false, + .static_window_map = false, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = true, + .supports_multi_bssid = true, + + .sram_dump = { + .start = 0x01400000, + .end = 0x0171ffff, + }, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, }, { .name = "qcn9074 hw1.0", @@ -213,20 +311,51 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .summary_pad_sz = 16, .fft_hdr_len = 24, .max_fft_bins = 1024, + .fragment_160mhz = false, }, .interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MESH_POINT), .supports_monitor = true, + .full_monitor_mode = true, .supports_shadow_regs = false, .idle_ps = false, + .supports_sta_ps = false, .cold_boot_calib = false, + .cbcal_restart_fw = false, + .fw_mem_mode = 2, + .num_vdevs = 8, + .num_peers = 128, .supports_suspend = false, .hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074), + .supports_regdb = false, .fix_l1ss = true, + .credit_flow = false, .max_tx_ring = DP_TCL_NUM_RING_MAX, .hal_params = &ath11k_hw_hal_params_ipq8074, + .supports_dynamic_smps_6ghz = true, + .alloc_cacheable_memory = true, + .supports_rssi_stats = false, + .fw_wmi_diag_event = false, + .current_cc_support = false, + .dbr_debug_support = true, + .global_reset = false, + .bios_sar_capa = NULL, + .m3_fw_support = true, + .fixed_bdf_addr = false, + .fixed_mem_region = false, + .static_window_map = true, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = false, + .supports_multi_bssid = false, + + .sram_dump = {}, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, }, { .name = "wcn6855 hw2.0", @@ -262,6 +391,89 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .summary_pad_sz = 0, .fft_hdr_len = 0, .max_fft_bins = 0, + .fragment_160mhz = false, + }, + + .interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP), + .supports_monitor = false, + .full_monitor_mode = false, + .supports_shadow_regs = true, + .idle_ps = true, + .supports_sta_ps = true, + .cold_boot_calib = false, + .cbcal_restart_fw = false, + .fw_mem_mode = 0, + .num_vdevs = 16 + 1, + .num_peers = 512, + .supports_suspend = true, + .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855), + .supports_regdb = true, + .fix_l1ss = false, + .credit_flow = true, + .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390, + .hal_params = &ath11k_hw_hal_params_qca6390, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = false, + .supports_rssi_stats = true, + .fw_wmi_diag_event = true, + .current_cc_support = true, + .dbr_debug_support = false, + .global_reset = true, + .bios_sar_capa = &ath11k_hw_sar_capa_wcn6855, + .m3_fw_support = true, + .fixed_bdf_addr = false, + .fixed_mem_region = false, + .static_window_map = false, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = true, + .supports_multi_bssid = true, + + .sram_dump = { + .start = 0x01400000, + .end = 0x0177ffff, + }, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, + }, + { + .name = "wcn6855 hw2.1", + .hw_rev = ATH11K_HW_WCN6855_HW21, + .fw = { + .dir = "WCN6855/hw2.1", + .board_size = 256 * 1024, + .cal_offset = 128 * 1024, + }, + .max_radios = 3, + .bdf_addr = 0x4B0C0000, + .hw_ops = &wcn6855_ops, + .ring_mask = &ath11k_hw_ring_mask_qca6390, + .internal_sleep_clock = true, + .regs = &wcn6855_regs, + .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390, + .host_ce_config = ath11k_host_ce_config_qca6390, + .ce_count = 9, + .target_ce_config = ath11k_target_ce_config_wlan_qca6390, + .target_ce_count = 9, + .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390, + .svc_to_ce_map_len = 14, + .single_pdev_only = true, + .rxdma1_enable = false, + .num_rxmda_per_pdev = 2, + .rx_mac_buf_ring = true, + .vdev_start_delay = true, + .htt_peer_map_v2 = false, + + .spectral = { + .fft_sz = 0, + .fft_pad_sz = 0, + .summary_pad_sz = 0, + .fft_hdr_len = 0, + .max_fft_bins = 0, + .fragment_160mhz = false, }, .interface_modes = BIT(NL80211_IFTYPE_STATION) | @@ -269,26 +481,194 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .supports_monitor = false, .supports_shadow_regs = true, .idle_ps = true, + .supports_sta_ps = true, .cold_boot_calib = false, + .cbcal_restart_fw = false, + .fw_mem_mode = 0, + .num_vdevs = 16 + 1, + .num_peers = 512, .supports_suspend = true, .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855), + .supports_regdb = true, .fix_l1ss = false, + .credit_flow = true, .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390, .hal_params = &ath11k_hw_hal_params_qca6390, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = false, + .supports_rssi_stats = true, + .fw_wmi_diag_event = true, + .current_cc_support = true, + .dbr_debug_support = false, + .global_reset = true, + .bios_sar_capa = &ath11k_hw_sar_capa_wcn6855, + .m3_fw_support = true, + .fixed_bdf_addr = false, + .fixed_mem_region = false, + .static_window_map = false, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = true, + .supports_multi_bssid = true, + + .sram_dump = { + .start = 0x01400000, + .end = 0x0177ffff, + }, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, + }, + { + .name = "wcn6750 hw1.0", + .hw_rev = ATH11K_HW_WCN6750_HW10, + .fw = { + .dir = "WCN6750/hw1.0", + .board_size = 256 * 1024, + .cal_offset = 128 * 1024, + }, + .max_radios = 1, + .bdf_addr = 0x4B0C0000, + .hw_ops = &wcn6750_ops, + .ring_mask = &ath11k_hw_ring_mask_wcn6750, + .internal_sleep_clock = false, + .regs = &wcn6750_regs, + .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_WCN6750, + .host_ce_config = ath11k_host_ce_config_qca6390, + .ce_count = 9, + .target_ce_config = ath11k_target_ce_config_wlan_qca6390, + .target_ce_count = 9, + .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390, + .svc_to_ce_map_len = 14, + .single_pdev_only = true, + .rxdma1_enable = false, + .num_rxmda_per_pdev = 1, + .rx_mac_buf_ring = true, + .vdev_start_delay = true, + .htt_peer_map_v2 = false, + + .spectral = { + .fft_sz = 0, + .fft_pad_sz = 0, + .summary_pad_sz = 0, + .fft_hdr_len = 0, + .max_fft_bins = 0, + .fragment_160mhz = false, + }, + + .interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP), + .supports_monitor = false, + .supports_shadow_regs = true, + .idle_ps = true, + .supports_sta_ps = true, + .cold_boot_calib = true, + .cbcal_restart_fw = false, + .fw_mem_mode = 0, + .num_vdevs = 16 + 1, + .num_peers = 512, + .supports_suspend = false, + .hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074), + .supports_regdb = true, + .fix_l1ss = false, + .credit_flow = true, + .max_tx_ring = DP_TCL_NUM_RING_MAX, + .hal_params = &ath11k_hw_hal_params_wcn6750, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = false, + .supports_rssi_stats = true, + .fw_wmi_diag_event = false, + .current_cc_support = true, + .dbr_debug_support = false, + .global_reset = false, + .bios_sar_capa = NULL, + .m3_fw_support = false, + .fixed_bdf_addr = false, + .fixed_mem_region = false, + .static_window_map = true, + .hybrid_bus_type = true, + .fixed_fw_mem = true, + .support_off_channel_tx = true, + .supports_multi_bssid = true, + + .sram_dump = {}, + + .tcl_ring_retry = false, + .tx_ring_size = DP_TCL_DATA_RING_SIZE_WCN6750, + .smp2p_wow_exit = true, }, }; +static inline struct ath11k_pdev *ath11k_core_get_single_pdev(struct ath11k_base *ab) +{ + WARN_ON(!ab->hw_params.single_pdev_only); + + return &ab->pdevs[0]; +} + +void ath11k_fw_stats_pdevs_free(struct list_head *head) +{ + struct ath11k_fw_stats_pdev *i, *tmp; + + list_for_each_entry_safe(i, tmp, head, list) { + list_del(&i->list); + kfree(i); + } +} + +void ath11k_fw_stats_vdevs_free(struct list_head *head) +{ + struct ath11k_fw_stats_vdev *i, *tmp; + + list_for_each_entry_safe(i, tmp, head, list) { + list_del(&i->list); + kfree(i); + } +} + +void ath11k_fw_stats_bcn_free(struct list_head *head) +{ + struct ath11k_fw_stats_bcn *i, *tmp; + + list_for_each_entry_safe(i, tmp, head, list) { + list_del(&i->list); + kfree(i); + } +} + +void ath11k_fw_stats_init(struct ath11k *ar) +{ + INIT_LIST_HEAD(&ar->fw_stats.pdevs); + INIT_LIST_HEAD(&ar->fw_stats.vdevs); + INIT_LIST_HEAD(&ar->fw_stats.bcn); + + init_completion(&ar->fw_stats_complete); +} + +void ath11k_fw_stats_free(struct ath11k_fw_stats *stats) +{ + ath11k_fw_stats_pdevs_free(&stats->pdevs); + ath11k_fw_stats_vdevs_free(&stats->vdevs); + ath11k_fw_stats_bcn_free(&stats->bcn); +} + int ath11k_core_suspend(struct ath11k_base *ab) { int ret; + struct ath11k_pdev *pdev; + struct ath11k *ar; 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. + /* so far single_pdev_only chips have supports_suspend as true + * and only the first pdev is valid. */ - msleep(500); + pdev = ath11k_core_get_single_pdev(ab); + ar = pdev->ar; + if (!ar || ar->state != ATH11K_STATE_OFF) + return 0; ret = ath11k_dp_rx_pktlog_stop(ab, true); if (ret) { @@ -297,6 +677,12 @@ int ath11k_core_suspend(struct ath11k_base *ab) return ret; } + ret = ath11k_mac_wait_tx_complete(ar); + if (ret) { + ath11k_warn(ab, "failed to wait tx complete: %d\n", ret); + return ret; + } + ret = ath11k_wow_enable(ab); if (ret) { ath11k_warn(ab, "failed to enable wow during suspend: %d\n", ret); @@ -329,10 +715,20 @@ EXPORT_SYMBOL(ath11k_core_suspend); int ath11k_core_resume(struct ath11k_base *ab) { int ret; + struct ath11k_pdev *pdev; + struct ath11k *ar; if (!ab->hw_params.supports_suspend) return -EOPNOTSUPP; + /* so far signle_pdev_only chips have supports_suspend as true + * and only the first pdev is valid. + */ + pdev = ath11k_core_get_single_pdev(ab); + ar = pdev->ar; + if (!ar || ar->state != ATH11K_STATE_OFF) + return 0; + ret = ath11k_hif_resume(ab); if (ret) { ath11k_warn(ab, "failed to resume hif during resume: %d\n", ret); @@ -359,6 +755,97 @@ int ath11k_core_resume(struct ath11k_base *ab) } EXPORT_SYMBOL(ath11k_core_resume); +static void ath11k_core_check_cc_code_bdfext(const struct dmi_header *hdr, void *data) +{ + struct ath11k_base *ab = data; + const char *magic = ATH11K_SMBIOS_BDF_EXT_MAGIC; + struct ath11k_smbios_bdf *smbios = (struct ath11k_smbios_bdf *)hdr; + ssize_t copied; + size_t len; + int i; + + if (ab->qmi.target.bdf_ext[0] != '\0') + return; + + if (hdr->type != ATH11K_SMBIOS_BDF_EXT_TYPE) + return; + + if (hdr->length != ATH11K_SMBIOS_BDF_EXT_LENGTH) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "wrong smbios bdf ext type length (%d).\n", + hdr->length); + return; + } + + spin_lock_bh(&ab->base_lock); + + switch (smbios->country_code_flag) { + case ATH11K_SMBIOS_CC_ISO: + ab->new_alpha2[0] = (smbios->cc_code >> 8) & 0xff; + ab->new_alpha2[1] = smbios->cc_code & 0xff; + ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot smbios cc_code %c%c\n", + ab->new_alpha2[0], ab->new_alpha2[1]); + break; + case ATH11K_SMBIOS_CC_WW: + ab->new_alpha2[0] = '0'; + ab->new_alpha2[1] = '0'; + ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot smbios worldwide regdomain\n"); + break; + default: + ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot ignore smbios country code setting %d\n", + smbios->country_code_flag); + break; + } + + spin_unlock_bh(&ab->base_lock); + + if (!smbios->bdf_enabled) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, "bdf variant name not found.\n"); + return; + } + + /* Only one string exists (per spec) */ + if (memcmp(smbios->bdf_ext, magic, strlen(magic)) != 0) { + ath11k_dbg(ab, ATH11K_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])) { + ath11k_dbg(ab, ATH11K_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) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "bdf variant string is longer than the buffer can accommodate\n"); + return; + } + + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "found and validated bdf variant smbios_type 0x%x bdf %s\n", + ATH11K_SMBIOS_BDF_EXT_TYPE, ab->qmi.target.bdf_ext); +} + +int ath11k_core_check_smbios(struct ath11k_base *ab) +{ + ab->qmi.target.bdf_ext[0] = '\0'; + dmi_walk(ath11k_core_check_cc_code_bdfext, ab); + + if (ab->qmi.target.bdf_ext[0] == '\0') + return -ENODATA; + + return 0; +} + int ath11k_core_check_dt(struct ath11k_base *ab) { size_t max_len = sizeof(ab->qmi.target.bdf_ext); @@ -382,27 +869,54 @@ int ath11k_core_check_dt(struct ath11k_base *ab) return 0; } -static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name, - size_t name_len) +static int __ath11k_core_create_board_name(struct ath11k_base *ab, char *name, + size_t name_len, bool with_variant) { /* 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') + if (with_variant && 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%s", - ath11k_bus_str(ab->hif.bus), - ab->qmi.target.chip_id, - ab->qmi.target.board_id, variant); + switch (ab->id.bdf_search) { + case ATH11K_BDF_SEARCH_BUS_AND_BOARD: + scnprintf(name, name_len, + "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x,qmi-chip-id=%d,qmi-board-id=%d%s", + ath11k_bus_str(ab->hif.bus), + ab->id.vendor, ab->id.device, + ab->id.subsystem_vendor, + ab->id.subsystem_device, + ab->qmi.target.chip_id, + ab->qmi.target.board_id, + variant); + break; + default: + scnprintf(name, name_len, + "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, variant); + break; + } ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot using board name '%s'\n", name); return 0; } +static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name, + size_t name_len) +{ + return __ath11k_core_create_board_name(ab, name, name_len, true); +} + +static int ath11k_core_create_fallback_board_name(struct ath11k_base *ab, char *name, + size_t name_len) +{ + return __ath11k_core_create_board_name(ab, name, name_len, false); +} + const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab, const char *file) { @@ -437,7 +951,9 @@ static int ath11k_core_parse_bd_ie_board(struct ath11k_base *ab, struct ath11k_board_data *bd, const void *buf, size_t buf_len, const char *boardname, - int bd_ie_type) + int ie_id, + int name_id, + int data_id) { const struct ath11k_fw_ie *hdr; bool name_match_found; @@ -447,7 +963,7 @@ static int ath11k_core_parse_bd_ie_board(struct ath11k_base *ab, name_match_found = false; - /* go through ATH11K_BD_IE_BOARD_ elements */ + /* go through ATH11K_BD_IE_BOARD_/ATH11K_BD_IE_REGDB_ elements */ while (buf_len > sizeof(struct ath11k_fw_ie)) { hdr = buf; board_ie_id = le32_to_cpu(hdr->id); @@ -458,48 +974,50 @@ static int ath11k_core_parse_bd_ie_board(struct ath11k_base *ab, buf += sizeof(*hdr); if (buf_len < ALIGN(board_ie_len, 4)) { - ath11k_err(ab, "invalid ATH11K_BD_IE_BOARD length: %zu < %zu\n", + ath11k_err(ab, "invalid %s length: %zu < %zu\n", + ath11k_bd_ie_type_str(ie_id), buf_len, ALIGN(board_ie_len, 4)); ret = -EINVAL; goto out; } - switch (board_ie_id) { - case ATH11K_BD_IE_BOARD_NAME: + if (board_ie_id == name_id) { ath11k_dbg_dump(ab, ATH11K_DBG_BOOT, "board name", "", board_ie_data, board_ie_len); if (board_ie_len != strlen(boardname)) - break; + goto next; ret = memcmp(board_ie_data, boardname, strlen(boardname)); if (ret) - break; + goto next; name_match_found = true; ath11k_dbg(ab, ATH11K_DBG_BOOT, - "boot found match for name '%s'", + "boot found match %s for name '%s'", + ath11k_bd_ie_type_str(ie_id), boardname); - break; - case ATH11K_BD_IE_BOARD_DATA: + } else if (board_ie_id == data_id) { if (!name_match_found) /* no match found */ - break; + goto next; ath11k_dbg(ab, ATH11K_DBG_BOOT, - "boot found board data for '%s'", boardname); + "boot found %s for '%s'", + ath11k_bd_ie_type_str(ie_id), + boardname); bd->data = board_ie_data; bd->len = board_ie_len; ret = 0; goto out; - default: - ath11k_warn(ab, "unknown ATH11K_BD_IE_BOARD found: %d\n", + } else { + ath11k_warn(ab, "unknown %s id found: %d\n", + ath11k_bd_ie_type_str(ie_id), board_ie_id); - break; } - +next: /* jump over the padding */ board_ie_len = ALIGN(board_ie_len, 4); @@ -516,7 +1034,10 @@ out: static int ath11k_core_fetch_board_data_api_n(struct ath11k_base *ab, struct ath11k_board_data *bd, - const char *boardname) + const char *boardname, + int ie_id_match, + int name_id, + int data_id) { size_t len, magic_len; const u8 *data; @@ -581,22 +1102,23 @@ static int ath11k_core_fetch_board_data_api_n(struct ath11k_base *ab, goto err; } - switch (ie_id) { - case ATH11K_BD_IE_BOARD: + if (ie_id == ie_id_match) { ret = ath11k_core_parse_bd_ie_board(ab, bd, data, ie_len, boardname, - ATH11K_BD_IE_BOARD); + ie_id_match, + name_id, + data_id); if (ret == -ENOENT) /* no match found, continue */ - break; + goto next; else if (ret) /* there was an error, bail out */ goto err; /* either found or error, so stop searching */ goto out; } - +next: /* jump over the padding */ ie_len = ALIGN(ie_len, 4); @@ -606,8 +1128,9 @@ static int ath11k_core_fetch_board_data_api_n(struct ath11k_base *ab, out: if (!bd->data || !bd->len) { - ath11k_err(ab, - "failed to fetch board data for %s from %s\n", + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "failed to fetch %s for %s from %s\n", + ath11k_bd_ie_type_str(ie_id_match), boardname, filepath); ret = -ENODATA; goto err; @@ -620,10 +1143,12 @@ err: return ret; } -static int ath11k_core_fetch_board_data_api_1(struct ath11k_base *ab, - struct ath11k_board_data *bd) +int ath11k_core_fetch_board_data_api_1(struct ath11k_base *ab, + struct ath11k_board_data *bd, + const char *name) { - bd->fw = ath11k_core_firmware_request(ab, ATH11K_DEFAULT_BOARD_FILE); + bd->fw = ath11k_core_firmware_request(ab, name); + if (IS_ERR(bd->fw)) return PTR_ERR(bd->fw); @@ -633,27 +1158,55 @@ static int ath11k_core_fetch_board_data_api_1(struct ath11k_base *ab, return 0; } -#define BOARD_NAME_SIZE 100 +#define BOARD_NAME_SIZE 200 int ath11k_core_fetch_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd) { - char boardname[BOARD_NAME_SIZE]; + char boardname[BOARD_NAME_SIZE], fallback_boardname[BOARD_NAME_SIZE]; + char *filename, filepath[100]; int ret; - ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); + filename = ATH11K_BOARD_API2_FILE; + + ret = ath11k_core_create_board_name(ab, boardname, sizeof(boardname)); if (ret) { ath11k_err(ab, "failed to create board name: %d", ret); return ret; } ab->bd_api = 2; - ret = ath11k_core_fetch_board_data_api_n(ab, bd, boardname); + ret = ath11k_core_fetch_board_data_api_n(ab, bd, boardname, + ATH11K_BD_IE_BOARD, + ATH11K_BD_IE_BOARD_NAME, + ATH11K_BD_IE_BOARD_DATA); + if (!ret) + goto success; + + ret = ath11k_core_create_fallback_board_name(ab, fallback_boardname, + sizeof(fallback_boardname)); + if (ret) { + ath11k_err(ab, "failed to create fallback board name: %d", ret); + return ret; + } + + ret = ath11k_core_fetch_board_data_api_n(ab, bd, fallback_boardname, + ATH11K_BD_IE_BOARD, + ATH11K_BD_IE_BOARD_NAME, + ATH11K_BD_IE_BOARD_DATA); if (!ret) goto success; ab->bd_api = 1; - ret = ath11k_core_fetch_board_data_api_1(ab, bd); + ret = ath11k_core_fetch_board_data_api_1(ab, bd, ATH11K_DEFAULT_BOARD_FILE); if (ret) { - ath11k_err(ab, "failed to fetch board-2.bin or board.bin from %s\n", + ath11k_core_create_firmware_path(ab, filename, + filepath, sizeof(filepath)); + ath11k_err(ab, "failed to fetch board data for %s from %s\n", + boardname, filepath); + if (memcmp(boardname, fallback_boardname, strlen(boardname))) + ath11k_err(ab, "failed to fetch board data for %s from %s\n", + fallback_boardname, filepath); + + ath11k_err(ab, "failed to fetch board.bin from %s\n", ab->hw_params.fw.dir); return ret; } @@ -663,6 +1216,37 @@ success: return 0; } +int ath11k_core_fetch_regdb(struct ath11k_base *ab, struct ath11k_board_data *bd) +{ + char boardname[BOARD_NAME_SIZE]; + int ret; + + ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); + if (ret) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "failed to create board name for regdb: %d", ret); + goto exit; + } + + ret = ath11k_core_fetch_board_data_api_n(ab, bd, boardname, + ATH11K_BD_IE_REGDB, + ATH11K_BD_IE_REGDB_NAME, + ATH11K_BD_IE_REGDB_DATA); + if (!ret) + goto exit; + + ret = ath11k_core_fetch_board_data_api_1(ab, bd, ATH11K_REGDB_FILE_NAME); + if (ret) + ath11k_dbg(ab, ATH11K_DBG_BOOT, "failed to fetch %s from %s\n", + ATH11K_REGDB_FILE_NAME, ab->hw_params.fw.dir); + +exit: + if (!ret) + ath11k_dbg(ab, ATH11K_DBG_BOOT, "fetched regdb\n"); + + return ret; +} + static void ath11k_core_stop(struct ath11k_base *ab) { if (!test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags)) @@ -724,23 +1308,23 @@ static int ath11k_core_pdev_create(struct ath11k_base *ab) return ret; } - ret = ath11k_mac_register(ab); + ret = ath11k_dp_pdev_alloc(ab); if (ret) { - ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret); + ath11k_err(ab, "failed to attach DP pdev: %d\n", ret); goto err_pdev_debug; } - ret = ath11k_dp_pdev_alloc(ab); + ret = ath11k_mac_register(ab); if (ret) { - ath11k_err(ab, "failed to attach DP pdev: %d\n", ret); - goto err_mac_unregister; + ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret); + goto err_dp_pdev_free; } ret = ath11k_thermal_register(ab); if (ret) { ath11k_err(ab, "could not register thermal device: %d\n", ret); - goto err_dp_pdev_free; + goto err_mac_unregister; } ret = ath11k_spectral_init(ab); @@ -753,10 +1337,10 @@ static int ath11k_core_pdev_create(struct ath11k_base *ab) err_thermal_unregister: ath11k_thermal_unregister(ab); -err_dp_pdev_free: - ath11k_dp_pdev_free(ab); err_mac_unregister: ath11k_mac_unregister(ab); +err_dp_pdev_free: + ath11k_dp_pdev_free(ab); err_pdev_debug: ath11k_debugfs_pdev_destroy(ab); @@ -773,21 +1357,14 @@ static void ath11k_core_pdev_destroy(struct ath11k_base *ab) ath11k_debugfs_pdev_destroy(ab); } -static int ath11k_core_start(struct ath11k_base *ab, - enum ath11k_firmware_mode mode) +static int ath11k_core_start(struct ath11k_base *ab) { int ret; - ret = ath11k_qmi_firmware_start(ab, mode); - if (ret) { - ath11k_err(ab, "failed to attach wmi: %d\n", ret); - return ret; - } - ret = ath11k_wmi_attach(ab); if (ret) { ath11k_err(ab, "failed to attach wmi: %d\n", ret); - goto err_firmware_stop; + return ret; } ret = ath11k_htc_init(ab); @@ -862,7 +1439,7 @@ static int ath11k_core_start(struct ath11k_base *ab, } /* put hardware to DBS mode */ - if (ab->hw_params.single_pdev_only) { + if (ab->hw_params.single_pdev_only && ab->hw_params.num_rxmda_per_pdev > 1) { 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); @@ -887,8 +1464,23 @@ err_hif_stop: ath11k_hif_stop(ab); err_wmi_detach: ath11k_wmi_detach(ab); -err_firmware_stop: - ath11k_qmi_firmware_stop(ab); + + return ret; +} + +static int ath11k_core_start_firmware(struct ath11k_base *ab, + enum ath11k_firmware_mode mode) +{ + int ret; + + ath11k_ce_get_shadow_config(ab, &ab->qmi.ce_cfg.shadow_reg_v2, + &ab->qmi.ce_cfg.shadow_reg_v2_len); + + ret = ath11k_qmi_firmware_start(ab, mode); + if (ret) { + ath11k_err(ab, "failed to send firmware start: %d\n", ret); + return ret; + } return ret; } @@ -897,16 +1489,22 @@ int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab) { int ret; + ret = ath11k_core_start_firmware(ab, ATH11K_FIRMWARE_MODE_NORMAL); + if (ret) { + ath11k_err(ab, "failed to start firmware: %d\n", ret); + return ret; + } + ret = ath11k_ce_init_pipes(ab); if (ret) { ath11k_err(ab, "failed to initialize CE: %d\n", ret); - return ret; + goto err_firmware_stop; } ret = ath11k_dp_alloc(ab); if (ret) { ath11k_err(ab, "failed to init DP: %d\n", ret); - return ret; + goto err_firmware_stop; } switch (ath11k_crypto_mode) { @@ -927,7 +1525,7 @@ int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab) set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); mutex_lock(&ab->core_lock); - ret = ath11k_core_start(ab, ATH11K_FIRMWARE_MODE_NORMAL); + ret = ath11k_core_start(ab); if (ret) { ath11k_err(ab, "failed to start core: %d\n", ret); goto err_dp_free; @@ -949,6 +1547,9 @@ err_core_stop: err_dp_free: ath11k_dp_free(ab); mutex_unlock(&ab->core_lock); +err_firmware_stop: + ath11k_qmi_firmware_stop(ab); + return ret; } @@ -969,7 +1570,7 @@ static int ath11k_core_reconfigure_on_crash(struct ath11k_base *ab) ath11k_dp_free(ab); ath11k_hal_srng_deinit(ab); - ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS)) - 1; + ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS(ab))) - 1; ret = ath11k_hal_srng_init(ab); if (ret) @@ -1003,6 +1604,7 @@ void ath11k_core_halt(struct ath11k *ar) ath11k_mac_peer_cleanup_all(ar); cancel_delayed_work_sync(&ar->scan.timeout); cancel_work_sync(&ar->regd_update_work); + cancel_work_sync(&ab->update_11d_work); rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], NULL); synchronize_rcu(); @@ -1010,12 +1612,40 @@ void ath11k_core_halt(struct ath11k *ar) idr_init(&ar->txmgmt_idr); } -static void ath11k_core_restart(struct work_struct *work) +static void ath11k_update_11d(struct work_struct *work) +{ + struct ath11k_base *ab = container_of(work, struct ath11k_base, update_11d_work); + struct ath11k *ar; + struct ath11k_pdev *pdev; + struct wmi_set_current_country_params set_current_param = {}; + int ret, i; + + spin_lock_bh(&ab->base_lock); + memcpy(&set_current_param.alpha2, &ab->new_alpha2, 2); + spin_unlock_bh(&ab->base_lock); + + ath11k_dbg(ab, ATH11K_DBG_WMI, "update 11d new cc %c%c\n", + set_current_param.alpha2[0], + set_current_param.alpha2[1]); + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + + memcpy(&ar->alpha2, &set_current_param.alpha2, 2); + ret = ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param); + if (ret) + ath11k_warn(ar->ab, + "pdev id %d failed set current country code: %d\n", + i, ret); + } +} + +static void ath11k_core_pre_reconfigure_recovery(struct ath11k_base *ab) { - struct ath11k_base *ab = container_of(work, struct ath11k_base, restart_work); struct ath11k *ar; struct ath11k_pdev *pdev; - int i, ret = 0; + int i; spin_lock_bh(&ab->base_lock); ab->stats.fw_crash_counter++; @@ -1029,8 +1659,11 @@ static void ath11k_core_restart(struct work_struct *work) ieee80211_stop_queues(ar->hw); ath11k_mac_drain_tx(ar); + ar->state_11d = ATH11K_11D_IDLE; + complete(&ar->completed_11d_scan); complete(&ar->scan.started); - complete(&ar->scan.completed); + complete_all(&ar->scan.completed); + complete(&ar->scan.on_channel); complete(&ar->peer_assoc_done); complete(&ar->peer_delete_done); complete(&ar->install_key_done); @@ -1043,16 +1676,20 @@ static void ath11k_core_restart(struct work_struct *work) idr_for_each(&ar->txmgmt_idr, ath11k_mac_tx_mgmt_pending_free, ar); idr_destroy(&ar->txmgmt_idr); + wake_up(&ar->txmgmt_empty_waitq); } wake_up(&ab->wmi_ab.tx_credits_wq); wake_up(&ab->peer_mapping_wq); - ret = ath11k_core_reconfigure_on_crash(ab); - if (ret) { - ath11k_err(ab, "failed to reconfigure driver on crash recovery\n"); - return; - } + reinit_completion(&ab->driver_recovery); +} + +static void ath11k_core_post_reconfigure_recovery(struct ath11k_base *ab) +{ + struct ath11k *ar; + struct ath11k_pdev *pdev; + int i; for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; @@ -1088,6 +1725,97 @@ static void ath11k_core_restart(struct work_struct *work) complete(&ab->driver_recovery); } +static void ath11k_core_restart(struct work_struct *work) +{ + struct ath11k_base *ab = container_of(work, struct ath11k_base, restart_work); + int ret; + + if (!ab->is_reset) + ath11k_core_pre_reconfigure_recovery(ab); + + ret = ath11k_core_reconfigure_on_crash(ab); + if (ret) { + ath11k_err(ab, "failed to reconfigure driver on crash recovery\n"); + return; + } + + if (ab->is_reset) + complete_all(&ab->reconfigure_complete); + + if (!ab->is_reset) + ath11k_core_post_reconfigure_recovery(ab); +} + +static void ath11k_core_reset(struct work_struct *work) +{ + struct ath11k_base *ab = container_of(work, struct ath11k_base, reset_work); + int reset_count, fail_cont_count; + long time_left; + + if (!(test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags))) { + ath11k_warn(ab, "ignore reset dev flags 0x%lx\n", ab->dev_flags); + return; + } + + /* Sometimes the recovery will fail and then the next all recovery fail, + * this is to avoid infinite recovery since it can not recovery success. + */ + fail_cont_count = atomic_read(&ab->fail_cont_count); + + if (fail_cont_count >= ATH11K_RESET_MAX_FAIL_COUNT_FINAL) + return; + + if (fail_cont_count >= ATH11K_RESET_MAX_FAIL_COUNT_FIRST && + time_before(jiffies, ab->reset_fail_timeout)) + return; + + reset_count = atomic_inc_return(&ab->reset_count); + + if (reset_count > 1) { + /* Sometimes it happened another reset worker before the previous one + * completed, then the second reset worker will destroy the previous one, + * thus below is to avoid that. + */ + ath11k_warn(ab, "already resetting count %d\n", reset_count); + + reinit_completion(&ab->reset_complete); + time_left = wait_for_completion_timeout(&ab->reset_complete, + ATH11K_RESET_TIMEOUT_HZ); + + if (time_left) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, "to skip reset\n"); + atomic_dec(&ab->reset_count); + return; + } + + ab->reset_fail_timeout = jiffies + ATH11K_RESET_FAIL_TIMEOUT_HZ; + /* Record the continuous recovery fail count when recovery failed*/ + atomic_inc(&ab->fail_cont_count); + } + + ath11k_dbg(ab, ATH11K_DBG_BOOT, "reset starting\n"); + + ab->is_reset = true; + atomic_set(&ab->recovery_count, 0); + reinit_completion(&ab->recovery_start); + atomic_set(&ab->recovery_start_count, 0); + + ath11k_core_pre_reconfigure_recovery(ab); + + reinit_completion(&ab->reconfigure_complete); + ath11k_core_post_reconfigure_recovery(ab); + + ath11k_dbg(ab, ATH11K_DBG_BOOT, "waiting recovery start...\n"); + + time_left = wait_for_completion_timeout(&ab->recovery_start, + ATH11K_RECOVER_START_TIMEOUT_HZ); + + ath11k_hif_power_down(ab); + ath11k_hif_power_up(ab); + + ath11k_dbg(ab, ATH11K_DBG_BOOT, "reset started\n"); +} + static int ath11k_init_hw_params(struct ath11k_base *ab) { const struct ath11k_hw_params *hw_params = NULL; @@ -1157,13 +1885,15 @@ EXPORT_SYMBOL(ath11k_core_deinit); void ath11k_core_free(struct ath11k_base *ab) { + destroy_workqueue(ab->workqueue_aux); + destroy_workqueue(ab->workqueue); + kfree(ab); } EXPORT_SYMBOL(ath11k_core_free); struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size, - enum ath11k_bus bus, - const struct ath11k_bus_params *bus_params) + enum ath11k_bus bus) { struct ath11k_base *ab; @@ -1177,24 +1907,36 @@ struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size, if (!ab->workqueue) goto err_sc_free; + ab->workqueue_aux = create_singlethread_workqueue("ath11k_aux_wq"); + if (!ab->workqueue_aux) + goto err_free_wq; + mutex_init(&ab->core_lock); + mutex_init(&ab->tbl_mtx_lock); spin_lock_init(&ab->base_lock); + mutex_init(&ab->vdev_id_11d_lock); + init_completion(&ab->reset_complete); + init_completion(&ab->reconfigure_complete); + init_completion(&ab->recovery_start); 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); + INIT_WORK(&ab->update_11d_work, ath11k_update_11d); + INIT_WORK(&ab->reset_work, ath11k_core_reset); 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; return ab; +err_free_wq: + destroy_workqueue(ab->workqueue); err_sc_free: kfree(ab); return NULL; |