| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Kalle Valo | 3948 | 38.32% | 11 | 7.19% |
| Wen Gong | 1923 | 18.66% | 20 | 13.07% |
| Baochen Qiang | 835 | 8.10% | 13 | 8.50% |
| Carl Huang | 721 | 7.00% | 24 | 15.69% |
| Manikanta Pubbisetty | 594 | 5.77% | 16 | 10.46% |
| Anilkumar Kolli | 475 | 4.61% | 12 | 7.84% |
| Karthikeyan Periyasamy | 362 | 3.51% | 11 | 7.19% |
| Seevalamuthu Mariappan | 238 | 2.31% | 3 | 1.96% |
| Govind Singh | 193 | 1.87% | 7 | 4.58% |
| Sriram R | 175 | 1.70% | 5 | 3.27% |
| Sven Eckelmann | 149 | 1.45% | 1 | 0.65% |
| Venkateswara Naralasetty | 100 | 0.97% | 2 | 1.31% |
| Aditya Kumar Singh | 89 | 0.86% | 2 | 1.31% |
| Govindaraj Saminathan | 80 | 0.78% | 2 | 1.31% |
| P Praneesh | 79 | 0.77% | 2 | 1.31% |
| Kang Yang | 60 | 0.58% | 1 | 0.65% |
| Vasanthakumar Thiagarajan | 50 | 0.49% | 2 | 1.31% |
| Cheng Wang | 39 | 0.38% | 1 | 0.65% |
| Pradeep Kumar Chitrapu | 36 | 0.35% | 2 | 1.31% |
| Tamizh Chelvam Raja | 35 | 0.34% | 1 | 0.65% |
| Youghandhar Chintala | 32 | 0.31% | 2 | 1.31% |
| Nagarajan Maran | 27 | 0.26% | 1 | 0.65% |
| John Crispin | 24 | 0.23% | 2 | 1.31% |
| Janusz Dziedzic | 10 | 0.10% | 2 | 1.31% |
| Johan Hovold | 10 | 0.10% | 1 | 0.65% |
| Christophe Jaillet | 6 | 0.06% | 1 | 0.65% |
| Ziyang Huang | 5 | 0.05% | 1 | 0.65% |
| Jeff Johnson | 3 | 0.03% | 1 | 0.65% |
| Gustavo A. R. Silva | 2 | 0.02% | 1 | 0.65% |
| Ritesh Singh | 2 | 0.02% | 2 | 1.31% |
| Colin Ian King | 1 | 0.01% | 1 | 0.65% |
| Total | 10303 | 153 |
// SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> #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" #include "fw.h" unsigned int ath11k_debug_mask; EXPORT_SYMBOL(ath11k_debug_mask); module_param_named(debug_mask, ath11k_debug_mask, uint, 0644); MODULE_PARM_DESC(debug_mask, "Debugging mask"); static unsigned int ath11k_crypto_mode; module_param_named(crypto_mode, ath11k_crypto_mode, uint, 0644); MODULE_PARM_DESC(crypto_mode, "crypto mode: 0-hardware, 1-software"); /* frame mode values are mapped as per enum ath11k_hw_txrx_mode */ unsigned int ath11k_frame_mode = ATH11K_HW_TXRX_NATIVE_WIFI; module_param_named(frame_mode, ath11k_frame_mode, uint, 0644); MODULE_PARM_DESC(frame_mode, "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)"); bool ath11k_ftm_mode; module_param_named(ftm_mode, ath11k_ftm_mode, bool, 0444); MODULE_PARM_DESC(ftm_mode, "Boots up in factory test mode"); static const struct ath11k_hw_params ath11k_hw_params[] = { { .hw_rev = ATH11K_HW_IPQ8074, .name = "ipq8074 hw2.0", .fw = { .dir = "IPQ8074/hw2.0", .board_size = 256 * 1024, .cal_offset = 128 * 1024, }, .max_radios = 3, .bdf_addr = 0x4B0C0000, .hw_ops = &ipq8074_ops, .ring_mask = &ath11k_hw_ring_mask_ipq8074, .internal_sleep_clock = false, .regs = &ipq8074_regs, .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074, .host_ce_config = ath11k_host_ce_config_ipq8074, .ce_count = 12, .target_ce_config = ath11k_target_ce_config_wlan_ipq8074, .target_ce_count = 11, .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq8074, .svc_to_ce_map_len = 21, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .single_pdev_only = false, .rxdma1_enable = true, .num_rxmda_per_pdev = 1, .rx_mac_buf_ring = false, .vdev_start_delay = false, .htt_peer_map_v2 = true, .spectral = { .fft_sz = 2, /* HW bug, expected BIN size is 2 bytes but HW report as 4 bytes. * so added pad size as 2 bytes to compensate the BIN size */ .fft_pad_sz = 2, .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, .coldboot_cal_mm = true, .coldboot_cal_ftm = 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, .support_dual_stations = false, }, { .hw_rev = ATH11K_HW_IPQ6018_HW10, .name = "ipq6018 hw1.0", .fw = { .dir = "IPQ6018/hw1.0", .board_size = 256 * 1024, .cal_offset = 128 * 1024, }, .max_radios = 2, .bdf_addr = 0x4ABC0000, .hw_ops = &ipq6018_ops, .ring_mask = &ath11k_hw_ring_mask_ipq8074, .internal_sleep_clock = false, .regs = &ipq8074_regs, .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074, .host_ce_config = ath11k_host_ce_config_ipq8074, .ce_count = 12, .target_ce_config = ath11k_target_ce_config_wlan_ipq8074, .target_ce_count = 11, .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq6018, .svc_to_ce_map_len = 19, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .single_pdev_only = false, .rxdma1_enable = true, .num_rxmda_per_pdev = 1, .rx_mac_buf_ring = false, .vdev_start_delay = false, .htt_peer_map_v2 = true, .spectral = { .fft_sz = 4, .fft_pad_sz = 0, .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, .coldboot_cal_mm = true, .coldboot_cal_ftm = 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, .support_fw_mac_sequence = false, .support_dual_stations = false, }, { .name = "qca6390 hw2.0", .hw_rev = ATH11K_HW_QCA6390_HW20, .fw = { .dir = "QCA6390/hw2.0", .board_size = 256 * 1024, .cal_offset = 128 * 1024, }, .max_radios = 3, .bdf_addr = 0x4B0C0000, .hw_ops = &qca6390_ops, .ring_mask = &ath11k_hw_ring_mask_qca6390, .internal_sleep_clock = true, .regs = &qca6390_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, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .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) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_DEVICE) | BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO), .supports_monitor = false, .full_monitor_mode = false, .supports_shadow_regs = true, .idle_ps = true, .supports_sta_ps = true, .coldboot_cal_mm = false, .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, .num_vdevs = 2 + 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, .support_fw_mac_sequence = true, .support_dual_stations = true, }, { .name = "qcn9074 hw1.0", .hw_rev = ATH11K_HW_QCN9074_HW10, .fw = { .dir = "QCN9074/hw1.0", .board_size = 256 * 1024, .cal_offset = 128 * 1024, }, .max_radios = 1, .single_pdev_only = false, .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCN9074, .hw_ops = &qcn9074_ops, .ring_mask = &ath11k_hw_ring_mask_qcn9074, .internal_sleep_clock = false, .regs = &qcn9074_regs, .host_ce_config = ath11k_host_ce_config_qcn9074, .ce_count = 6, .target_ce_config = ath11k_target_ce_config_wlan_qcn9074, .target_ce_count = 9, .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qcn9074, .svc_to_ce_map_len = 18, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .rxdma1_enable = true, .num_rxmda_per_pdev = 1, .rx_mac_buf_ring = false, .vdev_start_delay = false, .htt_peer_map_v2 = true, .spectral = { .fft_sz = 2, .fft_pad_sz = 0, .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, .coldboot_cal_mm = false, .coldboot_cal_ftm = true, .cbcal_restart_fw = true, .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, .support_fw_mac_sequence = false, .support_dual_stations = false, }, { .name = "wcn6855 hw2.0", .hw_rev = ATH11K_HW_WCN6855_HW20, .fw = { .dir = "WCN6855/hw2.0", .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, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .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) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_DEVICE) | BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO), .supports_monitor = false, .full_monitor_mode = false, .supports_shadow_regs = true, .idle_ps = true, .supports_sta_ps = true, .coldboot_cal_mm = false, .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, .num_vdevs = 2 + 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, .support_fw_mac_sequence = true, .support_dual_stations = true, }, { .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) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_DEVICE) | BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO), .supports_monitor = false, .supports_shadow_regs = true, .idle_ps = true, .supports_sta_ps = true, .coldboot_cal_mm = false, .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, .num_vdevs = 2 + 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, .support_fw_mac_sequence = true, .support_dual_stations = true, }, { .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, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .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, .coldboot_cal_mm = true, .coldboot_cal_ftm = true, .cbcal_restart_fw = false, .fw_mem_mode = 0, .num_vdevs = 3, .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 = &ath11k_hw_sar_capa_wcn6855, .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, .support_fw_mac_sequence = true, .support_dual_stations = false, }, { .hw_rev = ATH11K_HW_IPQ5018_HW10, .name = "ipq5018 hw1.0", .fw = { .dir = "IPQ5018/hw1.0", .board_size = 256 * 1024, .cal_offset = 128 * 1024, }, .max_radios = MAX_RADIOS_5018, .bdf_addr = 0x4BA00000, /* hal_desc_sz and hw ops are similar to qcn9074 */ .hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074), .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074, .ring_mask = &ath11k_hw_ring_mask_ipq8074, .credit_flow = false, .max_tx_ring = 1, .spectral = { .fft_sz = 2, .fft_pad_sz = 0, .summary_pad_sz = 16, .fft_hdr_len = 24, .max_fft_bins = 1024, }, .internal_sleep_clock = false, .regs = &ipq5018_regs, .hw_ops = &ipq5018_ops, .host_ce_config = ath11k_host_ce_config_qcn9074, .ce_count = CE_CNT_5018, .target_ce_config = ath11k_target_ce_config_wlan_ipq5018, .target_ce_count = TARGET_CE_CNT_5018, .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq5018, .svc_to_ce_map_len = SVC_CE_MAP_LEN_5018, .ce_ie_addr = &ath11k_ce_ie_addr_ipq5018, .ce_remap = &ath11k_ce_remap_ipq5018, .rxdma1_enable = true, .num_rxmda_per_pdev = RXDMA_PER_PDEV_5018, .rx_mac_buf_ring = false, .vdev_start_delay = false, .htt_peer_map_v2 = true, .interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MESH_POINT), .supports_monitor = false, .supports_sta_ps = false, .supports_shadow_regs = false, .fw_mem_mode = 0, .num_vdevs = 16 + 1, .num_peers = 512, .supports_regdb = false, .idle_ps = false, .supports_suspend = false, .hal_params = &ath11k_hw_hal_params_ipq8074, .single_pdev_only = false, .coldboot_cal_mm = true, .coldboot_cal_ftm = true, .cbcal_restart_fw = true, .fix_l1ss = true, .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, .support_fw_mac_sequence = false, .support_dual_stations = false, }, { .name = "qca2066 hw2.1", .hw_rev = ATH11K_HW_QCA2066_HW21, .fw = { .dir = "QCA2066/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, .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, .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) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_DEVICE) | BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO), .supports_monitor = false, .full_monitor_mode = false, .supports_shadow_regs = true, .idle_ps = true, .supports_sta_ps = true, .coldboot_cal_mm = false, .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, .num_vdevs = 2 + 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, .support_fw_mac_sequence = true, .support_dual_stations = 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); } bool ath11k_core_coldboot_cal_support(struct ath11k_base *ab) { if (!ath11k_cold_boot_cal) return false; if (ath11k_ftm_mode) return ab->hw_params.coldboot_cal_ftm; else return ab->hw_params.coldboot_cal_mm; } 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; /* so far single_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_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_mac_wait_tx_complete(ar); if (ret) { ath11k_warn(ab, "failed to wait tx complete: %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); /* PM framework skips suspend_late/resume_early callbacks * if other devices report errors in their suspend callbacks. * However ath11k_core_resume() would still be called because * here we return success thus kernel put us on dpm_suspended_list. * Since we won't go through a power down/up cycle, there is * no chance to call complete(&ab->restart_completed) in * ath11k_core_restart(), making ath11k_core_resume() timeout. * So call it here to avoid this issue. This also works in case * no error happens thus suspend_late/resume_early get called, * because it will be reinitialized in ath11k_core_resume_early(). */ complete(&ab->restart_completed); return 0; } EXPORT_SYMBOL(ath11k_core_suspend); int ath11k_core_suspend_late(struct ath11k_base *ab) { struct ath11k_pdev *pdev; struct ath11k *ar; if (!ab->hw_params.supports_suspend) return -EOPNOTSUPP; /* so far single_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; ath11k_hif_irq_disable(ab); ath11k_hif_ce_irq_disable(ab); ath11k_hif_power_down(ab, true); return 0; } EXPORT_SYMBOL(ath11k_core_suspend_late); int ath11k_core_resume_early(struct ath11k_base *ab) { int ret; struct ath11k_pdev *pdev; struct ath11k *ar; if (!ab->hw_params.supports_suspend) return -EOPNOTSUPP; /* so far single_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; reinit_completion(&ab->restart_completed); ret = ath11k_hif_power_up(ab); if (ret) ath11k_warn(ab, "failed to power up hif during resume: %d\n", ret); return ret; } EXPORT_SYMBOL(ath11k_core_resume_early); int ath11k_core_resume(struct ath11k_base *ab) { int ret; struct ath11k_pdev *pdev; struct ath11k *ar; long time_left; if (!ab->hw_params.supports_suspend) return -EOPNOTSUPP; /* so far single_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; time_left = wait_for_completion_timeout(&ab->restart_completed, ATH11K_RESET_TIMEOUT_HZ); if (time_left == 0) { ath11k_warn(ab, "timeout while waiting for restart complete"); return -ETIMEDOUT; } ret = ath11k_dp_rx_pktlog_start(ab); if (ret) ath11k_warn(ab, "failed to start rx pktlog during resume: %d\n", ret); return ret; } 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, "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, "smbios worldwide regdomain\n"); break; default: ath11k_dbg(ab, ATH11K_DBG_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); 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; } enum ath11k_bdf_name_type { ATH11K_BDF_NAME_FULL, ATH11K_BDF_NAME_BUS_NAME, ATH11K_BDF_NAME_CHIP_ID, }; static int __ath11k_core_create_board_name(struct ath11k_base *ab, char *name, size_t name_len, bool with_variant, enum ath11k_bdf_name_type name_type) { /* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */ char variant[9 + ATH11K_QMI_BDF_EXT_STR_LENGTH] = { 0 }; if (with_variant && ab->qmi.target.bdf_ext[0] != '\0') scnprintf(variant, sizeof(variant), ",variant=%s", ab->qmi.target.bdf_ext); switch (ab->id.bdf_search) { case ATH11K_BDF_SEARCH_BUS_AND_BOARD: switch (name_type) { case ATH11K_BDF_NAME_FULL: 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; case ATH11K_BDF_NAME_BUS_NAME: scnprintf(name, name_len, "bus=%s", ath11k_bus_str(ab->hif.bus)); break; case ATH11K_BDF_NAME_CHIP_ID: scnprintf(name, name_len, "bus=%s,qmi-chip-id=%d", ath11k_bus_str(ab->hif.bus), ab->qmi.target.chip_id); break; } 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, "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, ATH11K_BDF_NAME_FULL); } 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, ATH11K_BDF_NAME_FULL); } static int ath11k_core_create_bus_type_board_name(struct ath11k_base *ab, char *name, size_t name_len) { return __ath11k_core_create_board_name(ab, name, name_len, false, ATH11K_BDF_NAME_BUS_NAME); } static int ath11k_core_create_chip_id_board_name(struct ath11k_base *ab, char *name, size_t name_len) { return __ath11k_core_create_board_name(ab, name, name_len, false, ATH11K_BDF_NAME_CHIP_ID); } const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab, const char *file) { const struct firmware *fw; char path[100]; int ret; if (file == NULL) return ERR_PTR(-ENOENT); ath11k_core_create_firmware_path(ab, file, path, sizeof(path)); ret = firmware_request_nowarn(&fw, path, ab->dev); if (ret) return ERR_PTR(ret); ath11k_dbg(ab, ATH11K_DBG_BOOT, "firmware request %s size %zu\n", path, fw->size); return fw; } void ath11k_core_free_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd) { if (!IS_ERR(bd->fw)) release_firmware(bd->fw); memset(bd, 0, sizeof(*bd)); } 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 ie_id, int name_id, int data_id) { const struct ath11k_fw_ie *hdr; bool name_match_found; int ret, board_ie_id; size_t board_ie_len; const void *board_ie_data; name_match_found = false; /* 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); board_ie_len = le32_to_cpu(hdr->len); board_ie_data = hdr->data; buf_len -= sizeof(*hdr); buf += sizeof(*hdr); if (buf_len < ALIGN(board_ie_len, 4)) { 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; } 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)) goto next; ret = memcmp(board_ie_data, boardname, strlen(boardname)); if (ret) goto next; name_match_found = true; ath11k_dbg(ab, ATH11K_DBG_BOOT, "found match %s for name '%s'", ath11k_bd_ie_type_str(ie_id), boardname); } else if (board_ie_id == data_id) { if (!name_match_found) /* no match found */ goto next; ath11k_dbg(ab, ATH11K_DBG_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; } else { ath11k_warn(ab, "unknown %s id found: %d\n", ath11k_bd_ie_type_str(ie_id), board_ie_id); } next: /* jump over the padding */ board_ie_len = ALIGN(board_ie_len, 4); buf_len -= board_ie_len; buf += board_ie_len; } /* no match found */ ret = -ENOENT; out: return ret; } static int ath11k_core_fetch_board_data_api_n(struct ath11k_base *ab, struct ath11k_board_data *bd, const char *boardname, int ie_id_match, int name_id, int data_id) { size_t len, magic_len; const u8 *data; char *filename, filepath[100]; size_t ie_len; struct ath11k_fw_ie *hdr; int ret, ie_id; filename = ATH11K_BOARD_API2_FILE; if (!bd->fw) bd->fw = ath11k_core_firmware_request(ab, filename); if (IS_ERR(bd->fw)) return PTR_ERR(bd->fw); data = bd->fw->data; len = bd->fw->size; ath11k_core_create_firmware_path(ab, filename, filepath, sizeof(filepath)); /* magic has extra null byte padded */ magic_len = strlen(ATH11K_BOARD_MAGIC) + 1; if (len < magic_len) { ath11k_err(ab, "failed to find magic value in %s, file too short: %zu\n", filepath, len); ret = -EINVAL; goto err; } if (memcmp(data, ATH11K_BOARD_MAGIC, magic_len)) { ath11k_err(ab, "found invalid board magic\n"); ret = -EINVAL; goto err; } /* magic is padded to 4 bytes */ magic_len = ALIGN(magic_len, 4); if (len < magic_len) { ath11k_err(ab, "failed: %s too small to contain board data, len: %zu\n", filepath, len); ret = -EINVAL; goto err; } data += magic_len; len -= magic_len; while (len > sizeof(struct ath11k_fw_ie)) { hdr = (struct ath11k_fw_ie *)data; ie_id = le32_to_cpu(hdr->id); ie_len = le32_to_cpu(hdr->len); len -= sizeof(*hdr); data = hdr->data; if (len < ALIGN(ie_len, 4)) { ath11k_err(ab, "invalid length for board ie_id %d ie_len %zu len %zu\n", ie_id, ie_len, len); ret = -EINVAL; goto err; } if (ie_id == ie_id_match) { ret = ath11k_core_parse_bd_ie_board(ab, bd, data, ie_len, boardname, ie_id_match, name_id, data_id); if (ret == -ENOENT) /* no match found, continue */ 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); len -= ie_len; data += ie_len; } out: if (!bd->data || !bd->len) { 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; } return 0; err: ath11k_core_free_bdf(ab, bd); return ret; } 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, name); if (IS_ERR(bd->fw)) return PTR_ERR(bd->fw); bd->data = bd->fw->data; bd->len = bd->fw->size; return 0; } #define BOARD_NAME_SIZE 200 int ath11k_core_fetch_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd) { char *boardname = NULL, *fallback_boardname = NULL, *chip_id_boardname = NULL; char *filename, filepath[100]; int bd_api; int ret = 0; filename = ATH11K_BOARD_API2_FILE; boardname = kzalloc(BOARD_NAME_SIZE, GFP_KERNEL); if (!boardname) { ret = -ENOMEM; goto exit; } ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); if (ret) { ath11k_err(ab, "failed to create board name: %d", ret); goto exit; } bd_api = 2; 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 exit; fallback_boardname = kzalloc(BOARD_NAME_SIZE, GFP_KERNEL); if (!fallback_boardname) { ret = -ENOMEM; goto exit; } ret = ath11k_core_create_fallback_board_name(ab, fallback_boardname, BOARD_NAME_SIZE); if (ret) { ath11k_err(ab, "failed to create fallback board name: %d", ret); goto exit; } 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 exit; chip_id_boardname = kzalloc(BOARD_NAME_SIZE, GFP_KERNEL); if (!chip_id_boardname) { ret = -ENOMEM; goto exit; } ret = ath11k_core_create_chip_id_board_name(ab, chip_id_boardname, BOARD_NAME_SIZE); if (ret) { ath11k_err(ab, "failed to create chip id board name: %d", ret); goto exit; } ret = ath11k_core_fetch_board_data_api_n(ab, bd, chip_id_boardname, ATH11K_BD_IE_BOARD, ATH11K_BD_IE_BOARD_NAME, ATH11K_BD_IE_BOARD_DATA); if (!ret) goto exit; bd_api = 1; ret = ath11k_core_fetch_board_data_api_1(ab, bd, ATH11K_DEFAULT_BOARD_FILE); if (ret) { 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 data for %s from %s\n", chip_id_boardname, filepath); ath11k_err(ab, "failed to fetch board.bin from %s\n", ab->hw_params.fw.dir); } exit: kfree(boardname); kfree(fallback_boardname); kfree(chip_id_boardname); if (!ret) ath11k_dbg(ab, ATH11K_DBG_BOOT, "using board api %d\n", bd_api); return ret; } int ath11k_core_fetch_regdb(struct ath11k_base *ab, struct ath11k_board_data *bd) { char boardname[BOARD_NAME_SIZE], default_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_create_bus_type_board_name(ab, default_boardname, BOARD_NAME_SIZE); if (ret) { ath11k_dbg(ab, ATH11K_DBG_BOOT, "failed to create default board name for regdb: %d", ret); goto exit; } ret = ath11k_core_fetch_board_data_api_n(ab, bd, default_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)) ath11k_qmi_firmware_stop(ab); ath11k_hif_stop(ab); ath11k_wmi_detach(ab); ath11k_dp_pdev_reo_cleanup(ab); /* De-Init of components as needed */ } static int ath11k_core_soc_create(struct ath11k_base *ab) { int ret; if (ath11k_ftm_mode) { ab->fw_mode = ATH11K_FIRMWARE_MODE_FTM; ath11k_info(ab, "Booting in factory test mode\n"); } ret = ath11k_qmi_init_service(ab); if (ret) { ath11k_err(ab, "failed to initialize qmi :%d\n", ret); return ret; } ret = ath11k_debugfs_soc_create(ab); if (ret) { ath11k_err(ab, "failed to create ath11k debugfs\n"); goto err_qmi_deinit; } ret = ath11k_hif_power_up(ab); if (ret) { ath11k_err(ab, "failed to power up :%d\n", ret); goto err_debugfs_reg; } return 0; err_debugfs_reg: ath11k_debugfs_soc_destroy(ab); err_qmi_deinit: ath11k_qmi_deinit_service(ab); return ret; } static void ath11k_core_soc_destroy(struct ath11k_base *ab) { ath11k_debugfs_soc_destroy(ab); ath11k_dp_free(ab); ath11k_reg_free(ab); ath11k_qmi_deinit_service(ab); } static int ath11k_core_pdev_create(struct ath11k_base *ab) { int ret; ret = ath11k_debugfs_pdev_create(ab); if (ret) { ath11k_err(ab, "failed to create core pdev debugfs: %d\n", ret); return ret; } ret = ath11k_dp_pdev_alloc(ab); if (ret) { ath11k_err(ab, "failed to attach DP pdev: %d\n", ret); goto err_pdev_debug; } ret = ath11k_mac_register(ab); if (ret) { 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_mac_unregister; } ret = ath11k_spectral_init(ab); if (ret) { ath11k_err(ab, "failed to init spectral %d\n", ret); goto err_thermal_unregister; } return 0; err_thermal_unregister: ath11k_thermal_unregister(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); return ret; } static void ath11k_core_pdev_destroy(struct ath11k_base *ab) { ath11k_spectral_deinit(ab); ath11k_thermal_unregister(ab); ath11k_mac_unregister(ab); ath11k_hif_irq_disable(ab); ath11k_dp_pdev_free(ab); ath11k_debugfs_pdev_destroy(ab); } static int ath11k_core_start(struct ath11k_base *ab) { int ret; ret = ath11k_wmi_attach(ab); if (ret) { ath11k_err(ab, "failed to attach wmi: %d\n", ret); return ret; } ret = ath11k_htc_init(ab); if (ret) { ath11k_err(ab, "failed to init htc: %d\n", ret); goto err_wmi_detach; } ret = ath11k_hif_start(ab); if (ret) { ath11k_err(ab, "failed to start HIF: %d\n", ret); goto err_wmi_detach; } ret = ath11k_htc_wait_target(&ab->htc); if (ret) { ath11k_err(ab, "failed to connect to HTC: %d\n", ret); goto err_hif_stop; } ret = ath11k_dp_htt_connect(&ab->dp); if (ret) { ath11k_err(ab, "failed to connect to HTT: %d\n", ret); goto err_hif_stop; } ret = ath11k_wmi_connect(ab); if (ret) { ath11k_err(ab, "failed to connect wmi: %d\n", ret); goto err_hif_stop; } ret = ath11k_htc_start(&ab->htc); if (ret) { ath11k_err(ab, "failed to start HTC: %d\n", ret); goto err_hif_stop; } ret = ath11k_wmi_wait_for_service_ready(ab); if (ret) { ath11k_err(ab, "failed to receive wmi service ready event: %d\n", ret); goto err_hif_stop; } ret = ath11k_mac_allocate(ab); if (ret) { ath11k_err(ab, "failed to create new hw device with mac80211 :%d\n", ret); goto err_hif_stop; } ath11k_dp_pdev_pre_alloc(ab); ret = ath11k_dp_pdev_reo_setup(ab); if (ret) { ath11k_err(ab, "failed to initialize reo destination rings: %d\n", ret); goto err_mac_destroy; } ret = ath11k_wmi_cmd_init(ab); if (ret) { ath11k_err(ab, "failed to send wmi init cmd: %d\n", ret); goto err_reo_cleanup; } ret = ath11k_wmi_wait_for_unified_ready(ab); if (ret) { ath11k_err(ab, "failed to receive wmi unified ready event: %d\n", ret); goto err_reo_cleanup; } /* put hardware to DBS mode */ 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); 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", ret); goto err_reo_cleanup; } return 0; err_reo_cleanup: ath11k_dp_pdev_reo_cleanup(ab); err_mac_destroy: ath11k_mac_destroy(ab); err_hif_stop: ath11k_hif_stop(ab); err_wmi_detach: ath11k_wmi_detach(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; } int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab) { int ret; ret = ath11k_core_start_firmware(ab, ab->fw_mode); 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); goto err_firmware_stop; } ret = ath11k_dp_alloc(ab); if (ret) { ath11k_err(ab, "failed to init DP: %d\n", ret); goto err_firmware_stop; } switch (ath11k_crypto_mode) { case ATH11K_CRYPT_MODE_SW: set_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags); set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); break; case ATH11K_CRYPT_MODE_HW: clear_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags); clear_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); break; default: ath11k_info(ab, "invalid crypto_mode: %d\n", ath11k_crypto_mode); return -EINVAL; } if (ath11k_frame_mode == ATH11K_HW_TXRX_RAW) set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); mutex_lock(&ab->core_lock); ret = ath11k_core_start(ab); if (ret) { ath11k_err(ab, "failed to start core: %d\n", ret); goto err_dp_free; } ret = ath11k_core_pdev_create(ab); if (ret) { ath11k_err(ab, "failed to create pdev core: %d\n", ret); goto err_core_stop; } ath11k_hif_irq_enable(ab); mutex_unlock(&ab->core_lock); return 0; err_core_stop: ath11k_core_stop(ab); ath11k_mac_destroy(ab); err_dp_free: ath11k_dp_free(ab); mutex_unlock(&ab->core_lock); err_firmware_stop: ath11k_qmi_firmware_stop(ab); return ret; } static int ath11k_core_reconfigure_on_crash(struct ath11k_base *ab) { int ret; mutex_lock(&ab->core_lock); ath11k_thermal_unregister(ab); ath11k_dp_pdev_free(ab); ath11k_spectral_deinit(ab); ath11k_ce_cleanup_pipes(ab); ath11k_wmi_detach(ab); ath11k_dp_pdev_reo_cleanup(ab); mutex_unlock(&ab->core_lock); ath11k_dp_free(ab); ath11k_hal_srng_deinit(ab); ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS(ab))) - 1; ret = ath11k_hal_srng_init(ab); if (ret) return ret; clear_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags); ret = ath11k_core_qmi_firmware_ready(ab); if (ret) goto err_hal_srng_deinit; clear_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags); return 0; err_hal_srng_deinit: ath11k_hal_srng_deinit(ab); return ret; } void ath11k_core_halt(struct ath11k *ar) { struct ath11k_base *ab = ar->ab; lockdep_assert_held(&ar->conf_mutex); ar->num_created_vdevs = 0; ar->allocated_vdev_map = 0; ath11k_mac_scan_finish(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(); INIT_LIST_HEAD(&ar->arvifs); idr_init(&ar->txmgmt_idr); } 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); } } void ath11k_core_pre_reconfigure_recovery(struct ath11k_base *ab) { struct ath11k *ar; struct ath11k_pdev *pdev; int i; spin_lock_bh(&ab->base_lock); ab->stats.fw_crash_counter++; spin_unlock_bh(&ab->base_lock); for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; ar = pdev->ar; if (!ar || ar->state == ATH11K_STATE_OFF || ar->state == ATH11K_STATE_FTM) continue; 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_all(&ar->scan.completed); complete(&ar->scan.on_channel); 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); wake_up(&ar->dp.tx_empty_waitq); idr_for_each(&ar->txmgmt_idr, ath11k_mac_tx_mgmt_pending_free, ar); idr_destroy(&ar->txmgmt_idr); wake_up(&ar->txmgmt_empty_waitq); ar->monitor_vdev_id = -1; clear_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags); clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); } wake_up(&ab->wmi_ab.tx_credits_wq); wake_up(&ab->peer_mapping_wq); 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]; ar = pdev->ar; if (!ar || ar->state == ATH11K_STATE_OFF) continue; mutex_lock(&ar->conf_mutex); switch (ar->state) { case ATH11K_STATE_ON: ar->state = ATH11K_STATE_RESTARTING; ath11k_core_halt(ar); ieee80211_restart_hw(ar->hw); break; case ATH11K_STATE_OFF: ath11k_warn(ab, "cannot restart radio %d that hasn't been started\n", i); break; case ATH11K_STATE_RESTARTING: break; case ATH11K_STATE_RESTARTED: ar->state = ATH11K_STATE_WEDGED; fallthrough; case ATH11K_STATE_WEDGED: ath11k_warn(ab, "device is wedged, will not restart radio %d\n", i); break; case ATH11K_STATE_FTM: ath11k_dbg(ab, ATH11K_DBG_TESTMODE, "fw mode reset done radio %d\n", i); break; } mutex_unlock(&ar->conf_mutex); } 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; 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); complete(&ab->restart_completed); } 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_irq_disable(ab); ath11k_hif_ce_irq_disable(ab); ath11k_hif_power_down(ab, false); 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; int i; for (i = 0; i < ARRAY_SIZE(ath11k_hw_params); i++) { hw_params = &ath11k_hw_params[i]; if (hw_params->hw_rev == ab->hw_rev) break; } if (i == ARRAY_SIZE(ath11k_hw_params)) { ath11k_err(ab, "Unsupported hardware version: 0x%x\n", ab->hw_rev); return -EINVAL; } ab->hw_params = *hw_params; ath11k_info(ab, "%s\n", ab->hw_params.name); return 0; } int ath11k_core_pre_init(struct ath11k_base *ab) { int ret; ret = ath11k_init_hw_params(ab); if (ret) { ath11k_err(ab, "failed to get hw params: %d\n", ret); return ret; } ret = ath11k_fw_pre_init(ab); if (ret) { ath11k_err(ab, "failed to pre init firmware: %d", ret); return ret; } return 0; } EXPORT_SYMBOL(ath11k_core_pre_init); int ath11k_core_init(struct ath11k_base *ab) { int ret; ret = ath11k_core_soc_create(ab); if (ret) { ath11k_err(ab, "failed to create soc core: %d\n", ret); return ret; } return 0; } EXPORT_SYMBOL(ath11k_core_init); void ath11k_core_deinit(struct ath11k_base *ab) { mutex_lock(&ab->core_lock); ath11k_core_pdev_destroy(ab); ath11k_core_stop(ab); mutex_unlock(&ab->core_lock); ath11k_hif_power_down(ab, false); ath11k_mac_destroy(ab); ath11k_core_soc_destroy(ab); ath11k_fw_destroy(ab); } 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) { struct ath11k_base *ab; ab = kzalloc(sizeof(*ab) + priv_size, GFP_KERNEL); if (!ab) return NULL; init_completion(&ab->driver_recovery); ab->workqueue = create_singlethread_workqueue("ath11k_wq"); 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); init_completion(&ab->restart_completed); ab->dev = dev; ab->hif.bus = bus; return ab; err_free_wq: destroy_workqueue(ab->workqueue); err_sc_free: kfree(ab); return NULL; } EXPORT_SYMBOL(ath11k_core_alloc); MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11ax wireless LAN cards."); MODULE_LICENSE("Dual BSD/GPL");
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