diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/core.c')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/core.c | 342 |
1 files changed, 253 insertions, 89 deletions
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index b29fdbd21ead..b0fdc1023619 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2005-2011 Atheros Communications Inc. - * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -32,6 +32,7 @@ #include "htt.h" #include "testmode.h" #include "wmi-ops.h" +#include "coredump.h" unsigned int ath10k_debug_mask; static unsigned int ath10k_cryptmode_param; @@ -39,17 +40,25 @@ static bool uart_print; static bool skip_otp; static bool rawmode; +/* Enable ATH10K_FW_CRASH_DUMP_REGISTERS and ATH10K_FW_CRASH_DUMP_CE_DATA + * by default. + */ +unsigned long ath10k_coredump_mask = 0x3; + +/* FIXME: most of these should be readonly */ module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); module_param_named(cryptmode, ath10k_cryptmode_param, uint, 0644); module_param(uart_print, bool, 0644); module_param(skip_otp, bool, 0644); module_param(rawmode, bool, 0644); +module_param_named(coredump_mask, ath10k_coredump_mask, ulong, 0444); MODULE_PARM_DESC(debug_mask, "Debugging mask"); MODULE_PARM_DESC(uart_print, "Uart target debugging"); MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software"); MODULE_PARM_DESC(rawmode, "Use raw 802.11 frame datapath"); +MODULE_PARM_DESC(coredump_mask, "Bitfield of what to include in firmware crash file"); static const struct ath10k_hw_params ath10k_hw_params_list[] = { { @@ -75,6 +84,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA9887_HW_1_0_VERSION, @@ -99,6 +113,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA6174_HW_2_1_VERSION, @@ -122,6 +141,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA6174_HW_2_1_VERSION, @@ -145,6 +169,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA6174_HW_3_0_VERSION, @@ -168,6 +197,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA6174_HW_3_2_VERSION, @@ -194,6 +228,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA99X0_HW_2_0_DEV_VERSION, @@ -223,6 +262,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 11, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA9984_HW_1_0_DEV_VERSION, @@ -257,6 +301,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 1560, .vht160_mcs_tx_highest = 1560, .n_cipher_suites = 11, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA9888_HW_2_0_DEV_VERSION, @@ -290,6 +339,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 780, .vht160_mcs_tx_highest = 780, .n_cipher_suites = 11, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA9377_HW_1_0_DEV_VERSION, @@ -313,6 +367,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA9377_HW_1_1_DEV_VERSION, @@ -338,6 +397,11 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 8, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, }, { .id = QCA4019_HW_1_0_DEV_VERSION, @@ -368,6 +432,31 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .vht160_mcs_rx_highest = 0, .vht160_mcs_tx_highest = 0, .n_cipher_suites = 11, + .num_peers = TARGET_TLV_NUM_PEERS, + .ast_skid_limit = 0x10, + .num_wds_entries = 0x20, + .target_64bit = false, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL, + }, + { + .id = WCN3990_HW_1_0_DEV_VERSION, + .dev_id = 0, + .name = "wcn3990 hw1.0", + .continuous_frag_desc = true, + .tx_chain_mask = 0x7, + .rx_chain_mask = 0x7, + .max_spatial_stream = 4, + .fw = { + .dir = WCN3990_HW_1_0_FW_DIR, + }, + .sw_decrypt_mcast_mgmt = true, + .hw_ops = &wcn3990_ops, + .decap_align_bytes = 1, + .num_peers = TARGET_HL_10_TLV_NUM_PEERS, + .ast_skid_limit = TARGET_HL_10_TLV_AST_SKID_LIMIT, + .num_wds_entries = TARGET_HL_10_TLV_NUM_WDS_ENTRIES, + .target_64bit = true, + .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL_DUAL_MAC, }, }; @@ -390,6 +479,8 @@ static const char *const ath10k_core_fw_feature_str[] = { [ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR] = "skip-null-func-war", [ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST] = "allows-mesh-bcast", [ATH10K_FW_FEATURE_NO_PS] = "no-ps", + [ATH10K_FW_FEATURE_MGMT_TX_BY_REF] = "mgmt-tx-by-reference", + [ATH10K_FW_FEATURE_NON_BMI] = "non-bmi", }; static unsigned int ath10k_core_get_fw_feature_str(char *buf, @@ -860,6 +951,28 @@ static int ath10k_core_check_smbios(struct ath10k *ar) return 0; } +static int ath10k_core_check_dt(struct ath10k *ar) +{ + struct device_node *node; + const char *variant = NULL; + + node = ar->dev->of_node; + if (!node) + return -ENOENT; + + of_property_read_string(node, "qcom,ath10k-calibration-variant", + &variant); + if (!variant) + return -ENODATA; + + if (strscpy(ar->id.bdf_ext, variant, sizeof(ar->id.bdf_ext)) < 0) + ath10k_dbg(ar, ATH10K_DBG_BOOT, + "bdf variant string is longer than the buffer can accommodate (variant: %s)\n", + variant); + + return 0; +} + static int ath10k_download_and_run_otp(struct ath10k *ar) { u32 result, address = ar->hw_params.patch_load_addr; @@ -1163,7 +1276,10 @@ static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar, len -= sizeof(*hdr); data = hdr->data; - if (len < ALIGN(ie_len, 4)) { + /* jump over the padding */ + ie_len = ALIGN(ie_len, 4); + + if (len < ie_len) { ath10k_err(ar, "invalid length for board ie_id %d ie_len %zu len %zu\n", ie_id, ie_len, len); ret = -EINVAL; @@ -1202,9 +1318,6 @@ static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar, goto out; } - /* jump over the padding */ - ie_len = ALIGN(ie_len, 4); - len -= ie_len; data += ie_len; } @@ -1231,19 +1344,19 @@ static int ath10k_core_create_board_name(struct ath10k *ar, char *name, /* strlen(',variant=') + strlen(ar->id.bdf_ext) */ char variant[9 + ATH10K_SMBIOS_BDF_EXT_STR_LENGTH] = { 0 }; + if (ar->id.bdf_ext[0] != '\0') + scnprintf(variant, sizeof(variant), ",variant=%s", + ar->id.bdf_ext); + if (ar->id.bmi_ids_valid) { scnprintf(name, name_len, - "bus=%s,bmi-chip-id=%d,bmi-board-id=%d", + "bus=%s,bmi-chip-id=%d,bmi-board-id=%d%s", ath10k_bus_str(ar->hif.bus), ar->id.bmi_chip_id, - ar->id.bmi_board_id); + ar->id.bmi_board_id, variant); goto out; } - if (ar->id.bdf_ext[0] != '\0') - scnprintf(variant, sizeof(variant), ",variant=%s", - ar->id.bdf_ext); - scnprintf(name, name_len, "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x%s", ath10k_bus_str(ar->hif.bus), @@ -1335,6 +1448,9 @@ int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name, len -= sizeof(*hdr); data += sizeof(*hdr); + /* jump over the padding */ + ie_len = ALIGN(ie_len, 4); + if (len < ie_len) { ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n", ie_id, len, ie_len); @@ -1440,15 +1556,12 @@ int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name, break; } - /* jump over the padding */ - ie_len = ALIGN(ie_len, 4); - len -= ie_len; data += ie_len; } - if (!fw_file->firmware_data || - !fw_file->firmware_len) { + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, fw_file->fw_features) && + (!fw_file->firmware_data || !fw_file->firmware_len)) { ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n", ar->hw_params.fw.dir, name); ret = -ENOMEDIUM; @@ -1474,6 +1587,7 @@ static void ath10k_core_get_fw_name(struct ath10k *ar, char *fw_name, break; case ATH10K_BUS_PCI: case ATH10K_BUS_AHB: + case ATH10K_BUS_SNOC: scnprintf(fw_name, fw_name_len, "%s-%d.bin", ATH10K_FW_FILE_BASE, fw_api); break; @@ -1759,7 +1873,7 @@ static void ath10k_core_restart(struct work_struct *work) mutex_unlock(&ar->conf_mutex); - ret = ath10k_debug_fw_devcoredump(ar); + ret = ath10k_coredump_submit(ar); if (ret) ath10k_warn(ar, "failed to send firmware crash dump via devcoredump: %d", ret); @@ -2001,43 +2115,47 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, ar->running_fw = fw; - ath10k_bmi_start(ar); - - if (ath10k_init_configure_target(ar)) { - status = -EINVAL; - goto err; - } + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->running_fw->fw_file.fw_features)) { + ath10k_bmi_start(ar); - status = ath10k_download_cal_data(ar); - if (status) - goto err; + if (ath10k_init_configure_target(ar)) { + status = -EINVAL; + goto err; + } - /* Some of of qca988x solutions are having global reset issue - * during target initialization. Bypassing PLL setting before - * downloading firmware and letting the SoC run on REF_CLK is - * fixing the problem. Corresponding firmware change is also needed - * to set the clock source once the target is initialized. - */ - if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT, - ar->running_fw->fw_file.fw_features)) { - status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1); - if (status) { - ath10k_err(ar, "could not write to skip_clock_init: %d\n", - status); + status = ath10k_download_cal_data(ar); + if (status) goto err; + + /* Some of of qca988x solutions are having global reset issue + * during target initialization. Bypassing PLL setting before + * downloading firmware and letting the SoC run on REF_CLK is + * fixing the problem. Corresponding firmware change is also + * needed to set the clock source once the target is + * initialized. + */ + if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT, + ar->running_fw->fw_file.fw_features)) { + status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1); + if (status) { + ath10k_err(ar, "could not write to skip_clock_init: %d\n", + status); + goto err; + } } - } - status = ath10k_download_fw(ar); - if (status) - goto err; + status = ath10k_download_fw(ar); + if (status) + goto err; - status = ath10k_init_uart(ar); - if (status) - goto err; + status = ath10k_init_uart(ar); + if (status) + goto err; - if (ar->hif.bus == ATH10K_BUS_SDIO) - ath10k_init_sdio(ar); + if (ar->hif.bus == ATH10K_BUS_SDIO) + ath10k_init_sdio(ar); + } ar->htc.htc_ops.target_send_suspend_complete = ath10k_send_suspend_complete; @@ -2048,9 +2166,12 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, goto err; } - status = ath10k_bmi_done(ar); - if (status) - goto err; + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->running_fw->fw_file.fw_features)) { + status = ath10k_bmi_done(ar); + if (status) + goto err; + } status = ath10k_wmi_attach(ar); if (status) { @@ -2293,19 +2414,35 @@ static int ath10k_core_probe_fw(struct ath10k *ar) return ret; } - memset(&target_info, 0, sizeof(target_info)); - if (ar->hif.bus == ATH10K_BUS_SDIO) + switch (ar->hif.bus) { + case ATH10K_BUS_SDIO: + memset(&target_info, 0, sizeof(target_info)); ret = ath10k_bmi_get_target_info_sdio(ar, &target_info); - else + if (ret) { + ath10k_err(ar, "could not get target info (%d)\n", ret); + goto err_power_down; + } + ar->target_version = target_info.version; + ar->hw->wiphy->hw_version = target_info.version; + break; + case ATH10K_BUS_PCI: + case ATH10K_BUS_AHB: + case ATH10K_BUS_USB: + memset(&target_info, 0, sizeof(target_info)); ret = ath10k_bmi_get_target_info(ar, &target_info); - if (ret) { - ath10k_err(ar, "could not get target info (%d)\n", ret); - goto err_power_down; + if (ret) { + ath10k_err(ar, "could not get target info (%d)\n", ret); + goto err_power_down; + } + ar->target_version = target_info.version; + ar->hw->wiphy->hw_version = target_info.version; + break; + case ATH10K_BUS_SNOC: + break; + default: + ath10k_err(ar, "incorrect hif bus type: %d\n", ar->hif.bus); } - ar->target_version = target_info.version; - ar->hw->wiphy->hw_version = target_info.version; - ret = ath10k_init_hw_params(ar); if (ret) { ath10k_err(ar, "could not get hw params (%d)\n", ret); @@ -2325,33 +2462,40 @@ static int ath10k_core_probe_fw(struct ath10k *ar) ath10k_debug_print_hwfw_info(ar); - ret = ath10k_core_pre_cal_download(ar); - if (ret) { - /* pre calibration data download is not necessary - * for all the chipsets. Ignore failures and continue. - */ - ath10k_dbg(ar, ATH10K_DBG_BOOT, - "could not load pre cal data: %d\n", ret); - } + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->normal_mode_fw.fw_file.fw_features)) { + ret = ath10k_core_pre_cal_download(ar); + if (ret) { + /* pre calibration data download is not necessary + * for all the chipsets. Ignore failures and continue. + */ + ath10k_dbg(ar, ATH10K_DBG_BOOT, + "could not load pre cal data: %d\n", ret); + } - ret = ath10k_core_get_board_id_from_otp(ar); - if (ret && ret != -EOPNOTSUPP) { - ath10k_err(ar, "failed to get board id from otp: %d\n", - ret); - goto err_free_firmware_files; - } + ret = ath10k_core_get_board_id_from_otp(ar); + if (ret && ret != -EOPNOTSUPP) { + ath10k_err(ar, "failed to get board id from otp: %d\n", + ret); + goto err_free_firmware_files; + } - ret = ath10k_core_check_smbios(ar); - if (ret) - ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not set.\n"); + ret = ath10k_core_check_smbios(ar); + if (ret) + ath10k_dbg(ar, ATH10K_DBG_BOOT, "SMBIOS bdf variant name not set.\n"); - ret = ath10k_core_fetch_board_file(ar); - if (ret) { - ath10k_err(ar, "failed to fetch board file: %d\n", ret); - goto err_free_firmware_files; - } + ret = ath10k_core_check_dt(ar); + if (ret) + ath10k_dbg(ar, ATH10K_DBG_BOOT, "DT bdf variant name not set.\n"); + + ret = ath10k_core_fetch_board_file(ar); + if (ret) { + ath10k_err(ar, "failed to fetch board file: %d\n", ret); + goto err_free_firmware_files; + } - ath10k_debug_print_board_info(ar); + ath10k_debug_print_board_info(ar); + } ret = ath10k_core_init_firmware_features(ar); if (ret) { @@ -2360,11 +2504,15 @@ static int ath10k_core_probe_fw(struct ath10k *ar) goto err_free_firmware_files; } - ret = ath10k_swap_code_seg_init(ar, &ar->normal_mode_fw.fw_file); - if (ret) { - ath10k_err(ar, "failed to initialize code swap segment: %d\n", - ret); - goto err_free_firmware_files; + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->normal_mode_fw.fw_file.fw_features)) { + ret = ath10k_swap_code_seg_init(ar, + &ar->normal_mode_fw.fw_file); + if (ret) { + ath10k_err(ar, "failed to initialize code swap segment: %d\n", + ret); + goto err_free_firmware_files; + } } mutex_lock(&ar->conf_mutex); @@ -2416,10 +2564,16 @@ static void ath10k_core_register_work(struct work_struct *work) goto err_release_fw; } + status = ath10k_coredump_register(ar); + if (status) { + ath10k_err(ar, "unable to register coredump\n"); + goto err_unregister_mac; + } + status = ath10k_debug_register(ar); if (status) { ath10k_err(ar, "unable to initialize debugfs\n"); - goto err_unregister_mac; + goto err_unregister_coredump; } status = ath10k_spectral_create(ar); @@ -2442,6 +2596,8 @@ err_spectral_destroy: ath10k_spectral_destroy(ar); err_debug_destroy: ath10k_debug_destroy(ar); +err_unregister_coredump: + ath10k_coredump_unregister(ar); err_unregister_mac: ath10k_mac_unregister(ar); err_release_fw: @@ -2596,12 +2752,19 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, init_dummy_netdev(&ar->napi_dev); - ret = ath10k_debug_create(ar); + ret = ath10k_coredump_create(ar); if (ret) goto err_free_aux_wq; + ret = ath10k_debug_create(ar); + if (ret) + goto err_free_coredump; + return ar; +err_free_coredump: + ath10k_coredump_destroy(ar); + err_free_aux_wq: destroy_workqueue(ar->workqueue_aux); err_free_wq: @@ -2623,6 +2786,7 @@ void ath10k_core_destroy(struct ath10k *ar) destroy_workqueue(ar->workqueue_aux); ath10k_debug_destroy(ar); + ath10k_coredump_destroy(ar); ath10k_htt_tx_destroy(&ar->htt); ath10k_wmi_free_host_mem(ar); ath10k_mac_destroy(ar); |