diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-drv.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 1313 |
1 files changed, 848 insertions, 465 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 6fdb5921e17f..3391f07b01de 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1,69 +1,9 @@ -/****************************************************************************** - * - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * - * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH - * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called COPYING. - * - * Contact Information: - * Intel Linux Wireless <linuxwifi@intel.com> - * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - * - * BSD LICENSE - * - * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH - * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - *****************************************************************************/ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2005-2014, 2018-2025 Intel Corporation + * Copyright (C) 2013-2015 Intel Mobile Communications GmbH + * Copyright (C) 2016-2017 Intel Deutschland GmbH + */ #include <linux/completion.h> #include <linux/dma-mapping.h> #include <linux/firmware.h> @@ -77,8 +17,12 @@ #include "iwl-op-mode.h" #include "iwl-agn-hw.h" #include "fw/img.h" +#include "iwl-dbg-tlv.h" #include "iwl-config.h" #include "iwl-modparams.h" +#include "fw/api/alive.h" +#include "fw/api/mac.h" +#include "fw/api/mac-cfg.h" /****************************************************************************** * @@ -88,7 +32,6 @@ #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" MODULE_DESCRIPTION(DRV_DESCRIPTION); -MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); MODULE_LICENSE("GPL"); #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -105,6 +48,9 @@ static struct dentry *iwl_dbgfs_root; * @fw_index: firmware revision to try loading * @firmware_name: composite filename of ucode file to load * @request_firmware_complete: the firmware has been obtained from user space + * @dbgfs_drv: debugfs root directory entry + * @dbgfs_trans: debugfs transport directory entry + * @dbgfs_op_mode: debugfs op_mode directory entry */ struct iwl_drv { struct list_head list; @@ -129,10 +75,13 @@ struct iwl_drv { enum { DVM_OP_MODE, MVM_OP_MODE, +#if IS_ENABLED(CONFIG_IWLMLD) + MLD_OP_MODE, +#endif }; /* Protects the table contents, i.e. the ops pointer & drv list */ -static struct mutex iwlwifi_opmode_table_mtx; +static DEFINE_MUTEX(iwlwifi_opmode_table_mtx); static struct iwlwifi_opmode_table { const char *name; /* name: iwldvm, iwlmvm, etc */ const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ @@ -140,6 +89,9 @@ static struct iwlwifi_opmode_table { } iwlwifi_opmode_table[] = { /* ops set when driver is initialized */ [DVM_OP_MODE] = { .name = "iwldvm", .ops = NULL }, [MVM_OP_MODE] = { .name = "iwlmvm", .ops = NULL }, +#if IS_ENABLED(CONFIG_IWLMLD) + [MLD_OP_MODE] = { .name = "iwlmld", .ops = NULL }, +#endif }; #define IWL_DEFAULT_SCAN_CHANNELS 40 @@ -173,19 +125,29 @@ static void iwl_dealloc_ucode(struct iwl_drv *drv) { int i; - kfree(drv->fw.dbg_dest_tlv); - for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) - kfree(drv->fw.dbg_conf_tlv[i]); - for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) - kfree(drv->fw.dbg_trigger_tlv[i]); - kfree(drv->fw.dbg_mem_tlv); + kfree(drv->fw.dbg.dest_tlv); + for (i = 0; i < ARRAY_SIZE(drv->fw.dbg.conf_tlv); i++) + kfree(drv->fw.dbg.conf_tlv[i]); + for (i = 0; i < ARRAY_SIZE(drv->fw.dbg.trigger_tlv); i++) + kfree(drv->fw.dbg.trigger_tlv[i]); + kfree(drv->fw.dbg.mem_tlv); + kfree(drv->fw.iml); + kfree(drv->fw.ucode_capa.cmd_versions); + kfree(drv->fw.phy_integration_ver); + kfree(drv->trans->dbg.pc_data); + drv->trans->dbg.pc_data = NULL; + kvfree(drv->fw.pnvm_data); + drv->fw.pnvm_data = NULL; + drv->fw.pnvm_size = 0; for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) iwl_free_fw_img(drv, drv->fw.img + i); + + /* clear the data for the aborted load case */ + memset(&drv->fw, 0, sizeof(drv->fw)); } -static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, - struct fw_sec *sec) +static int iwl_alloc_fw_desc(struct fw_desc *desc, struct fw_sec *sec) { void *data; @@ -206,46 +168,204 @@ static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, return 0; } +static inline char iwl_drv_get_step(int step) +{ + if (step == SILICON_Z_STEP) + return 'z'; + if (step == SILICON_TC_STEP) + return 'a'; + return 'a' + step; +} + +bool iwl_drv_is_wifi7_supported(struct iwl_trans *trans) +{ + return trans->mac_cfg->device_family >= IWL_DEVICE_FAMILY_BZ && + CSR_HW_RFID_TYPE(trans->info.hw_rf_id) >= IWL_CFG_RF_TYPE_FM; +} + +const char *iwl_drv_get_fwname_pre(struct iwl_trans *trans, char *buf) +{ + char mac_step, rf_step; + const char *mac, *rf, *cdb; + + if (trans->cfg->fw_name_pre) + return trans->cfg->fw_name_pre; + + mac_step = iwl_drv_get_step(trans->info.hw_rev_step); + + switch (CSR_HW_REV_TYPE(trans->info.hw_rev)) { + case IWL_CFG_MAC_TYPE_PU: + mac = "9000-pu"; + mac_step = 'b'; + break; + case IWL_CFG_MAC_TYPE_TH: + mac = "9260-th"; + mac_step = 'b'; + break; + case IWL_CFG_MAC_TYPE_QU: + mac = "Qu"; + break; + case IWL_CFG_MAC_TYPE_CC: + /* special case - no RF since it's fixed (discrete) */ + scnprintf(buf, FW_NAME_PRE_BUFSIZE, "iwlwifi-cc-a0"); + return buf; + case IWL_CFG_MAC_TYPE_QUZ: + mac = "QuZ"; + /* all QuZ use A0 firmware */ + mac_step = 'a'; + break; + case IWL_CFG_MAC_TYPE_SO: + case IWL_CFG_MAC_TYPE_SOF: + mac = "so"; + mac_step = 'a'; + break; + case IWL_CFG_MAC_TYPE_TY: + mac = "ty"; + mac_step = 'a'; + break; + case IWL_CFG_MAC_TYPE_MA: + mac = "ma"; + break; + case IWL_CFG_MAC_TYPE_BZ: + case IWL_CFG_MAC_TYPE_BZ_W: + mac = "bz"; + break; + case IWL_CFG_MAC_TYPE_GL: + mac = "gl"; + break; + case IWL_CFG_MAC_TYPE_SC: + mac = "sc"; + break; + case IWL_CFG_MAC_TYPE_SC2: + /* Uses the same firmware as SC2 */ + case IWL_CFG_MAC_TYPE_SC2F: + mac = "sc2"; + break; + case IWL_CFG_MAC_TYPE_BR: + mac = "br"; + break; + case IWL_CFG_MAC_TYPE_DR: + mac = "dr"; + break; + default: + return "unknown-mac"; + } + + rf_step = iwl_drv_get_step(CSR_HW_RFID_STEP(trans->info.hw_rf_id)); + + switch (CSR_HW_RFID_TYPE(trans->info.hw_rf_id)) { + case IWL_CFG_RF_TYPE_JF1: + case IWL_CFG_RF_TYPE_JF2: + rf = "jf"; + rf_step = 'b'; + break; + case IWL_CFG_RF_TYPE_HR1: + case IWL_CFG_RF_TYPE_HR2: + rf = "hr"; + rf_step = 'b'; + break; + case IWL_CFG_RF_TYPE_GF: + rf = "gf"; + rf_step = 'a'; + break; + case IWL_CFG_RF_TYPE_FM: + rf = "fm"; + break; + case IWL_CFG_RF_TYPE_WH: + rf = "wh"; + break; + case IWL_CFG_RF_TYPE_PE: + rf = "pe"; + break; + default: + return "unknown-rf"; + } + + cdb = CSR_HW_RFID_IS_CDB(trans->info.hw_rf_id) ? "4" : ""; + + scnprintf(buf, FW_NAME_PRE_BUFSIZE, + "iwlwifi-%s-%c0-%s%s-%c0", + mac, mac_step, rf, cdb, rf_step); + + return buf; +} +IWL_EXPORT_SYMBOL(iwl_drv_get_fwname_pre); + static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context); +static void iwl_get_ucode_api_versions(struct iwl_trans *trans, + unsigned int *api_min, + unsigned int *api_max) +{ + const struct iwl_family_base_params *base = trans->mac_cfg->base; + const struct iwl_rf_cfg *cfg = trans->cfg; + + /* if the MAC doesn't have range or if its range it higher than the RF's */ + if (!base->ucode_api_max || + (cfg->ucode_api_max && base->ucode_api_min > cfg->ucode_api_max)) { + *api_min = cfg->ucode_api_min; + *api_max = cfg->ucode_api_max; + return; + } + + /* if the RF doesn't have range or if its range it higher than the MAC's */ + if (!cfg->ucode_api_max || + (base->ucode_api_max && cfg->ucode_api_min > base->ucode_api_max)) { + *api_min = base->ucode_api_min; + *api_max = base->ucode_api_max; + return; + } + + *api_min = max(cfg->ucode_api_min, base->ucode_api_min); + *api_max = min(cfg->ucode_api_max, base->ucode_api_max); +} + static int iwl_request_firmware(struct iwl_drv *drv, bool first) { - const struct iwl_cfg *cfg = drv->trans->cfg; - char tag[8]; - const char *fw_pre_name; - - if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_9000 && - CSR_HW_REV_STEP(drv->trans->hw_rev) == SILICON_B_STEP) - fw_pre_name = cfg->fw_name_pre_next_step; - else if (drv->trans->cfg->integrated && - CSR_HW_RFID_STEP(drv->trans->hw_rf_id) == SILICON_B_STEP && - cfg->fw_name_pre_rf_next_step) - fw_pre_name = cfg->fw_name_pre_rf_next_step; - else - fw_pre_name = cfg->fw_name_pre; + char _fw_name_pre[FW_NAME_PRE_BUFSIZE]; + unsigned int ucode_api_max, ucode_api_min; + const char *fw_name_pre; - if (first) { - drv->fw_index = cfg->ucode_api_max; - sprintf(tag, "%d", drv->fw_index); - } else { - drv->fw_index--; - sprintf(tag, "%d", drv->fw_index); + iwl_get_ucode_api_versions(drv->trans, &ucode_api_min, &ucode_api_max); + + if (drv->trans->mac_cfg->device_family == IWL_DEVICE_FAMILY_9000 && + (drv->trans->info.hw_rev_step != SILICON_B_STEP && + drv->trans->info.hw_rev_step != SILICON_C_STEP)) { + IWL_ERR(drv, + "Only HW steps B and C are currently supported (0x%0x)\n", + drv->trans->info.hw_rev); + return -EINVAL; + } + + if (CSR_HW_RFID_TYPE(drv->trans->info.hw_rf_id) == IWL_CFG_RF_TYPE_WH && + CSR_HW_RFID_STEP(drv->trans->info.hw_rf_id) == SILICON_A_STEP) { + IWL_ERR(drv, "WH A step is not supported\n"); + return -EINVAL; } - if (drv->fw_index < cfg->ucode_api_min) { + fw_name_pre = iwl_drv_get_fwname_pre(drv->trans, _fw_name_pre); + + if (first) + drv->fw_index = ucode_api_max; + else if (drv->fw_index == ENCODE_CORE_AS_API(100)) + drv->fw_index = 102; /* last API-scheme number below core 100 */ + else + drv->fw_index--; + + if (drv->fw_index < ucode_api_min) { IWL_ERR(drv, "no suitable firmware found!\n"); - if (cfg->ucode_api_min == cfg->ucode_api_max) { - IWL_ERR(drv, "%s%d is required\n", fw_pre_name, - cfg->ucode_api_max); + if (ucode_api_min == ucode_api_max) { + IWL_ERR(drv, "%s-" FW_API_FMT " is required\n", + fw_name_pre, FW_API_ARG(ucode_api_max)); } else { - IWL_ERR(drv, "minimum version required: %s%d\n", - fw_pre_name, - cfg->ucode_api_min); - IWL_ERR(drv, "maximum version supported: %s%d\n", - fw_pre_name, - cfg->ucode_api_max); + IWL_ERR(drv, + "minimum version required: %s-" FW_API_FMT "\n", + fw_name_pre, FW_API_ARG(ucode_api_min)); + IWL_ERR(drv, + "maximum version supported: %s-" FW_API_FMT "\n", + fw_name_pre, FW_API_ARG(ucode_api_max)); } IWL_ERR(drv, @@ -253,11 +373,12 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first) return -ENOENT; } - snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", - fw_pre_name, tag); + snprintf(drv->firmware_name, sizeof(drv->firmware_name), + "%s-" FW_API_FMT ".ucode", + fw_name_pre, FW_API_ARG(drv->fw_index)); - IWL_DEBUG_INFO(drv, "attempting to load firmware '%s'\n", - drv->firmware_name); + IWL_DEBUG_FW_INFO(drv, "attempting to load firmware '%s'\n", + drv->firmware_name); return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, drv->trans->dev, @@ -295,26 +416,20 @@ struct iwl_firmware_pieces { u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; /* FW debug data parsed for driver usage */ - struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; - struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; + bool dbg_dest_tlv_init; + const u8 *dbg_dest_ver; + union { + const struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; + const struct iwl_fw_dbg_dest_tlv_v1 *dbg_dest_tlv_v1; + }; + const struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; - struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; + const struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX]; struct iwl_fw_dbg_mem_seg_tlv *dbg_mem_tlv; - size_t n_dbg_mem_tlv; + size_t n_mem_tlv; }; -/* - * These functions are just to extract uCode section data from the pieces - * structure. - */ -static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, - enum iwl_ucode_type type, - int sec) -{ - return &pieces->img[type].sec[sec]; -} - static void alloc_sec_data(struct iwl_firmware_pieces *pieces, enum iwl_ucode_type type, int sec) @@ -372,76 +487,20 @@ static void set_sec_offset(struct iwl_firmware_pieces *pieces, pieces->img[type].sec[sec].offset = offset; } -static int iwl_store_cscheme(struct iwl_fw *fw, const u8 *data, const u32 len) -{ - int i, j; - struct iwl_fw_cscheme_list *l = (struct iwl_fw_cscheme_list *)data; - struct iwl_fw_cipher_scheme *fwcs; - - if (len < sizeof(*l) || - len < sizeof(l->size) + l->size * sizeof(l->cs[0])) - return -EINVAL; - - for (i = 0, j = 0; i < IWL_UCODE_MAX_CS && i < l->size; i++) { - fwcs = &l->cs[j]; - - /* we skip schemes with zero cipher suite selector */ - if (!fwcs->cipher) - continue; - - fw->cs[j++] = *fwcs; - } - - return 0; -} - -static void iwl_store_gscan_capa(struct iwl_fw *fw, const u8 *data, - const u32 len) -{ - struct iwl_fw_gscan_capabilities *fw_capa = (void *)data; - struct iwl_gscan_capabilities *capa = &fw->gscan_capa; - - capa->max_scan_cache_size = le32_to_cpu(fw_capa->max_scan_cache_size); - capa->max_scan_buckets = le32_to_cpu(fw_capa->max_scan_buckets); - capa->max_ap_cache_per_scan = - le32_to_cpu(fw_capa->max_ap_cache_per_scan); - capa->max_rssi_sample_size = le32_to_cpu(fw_capa->max_rssi_sample_size); - capa->max_scan_reporting_threshold = - le32_to_cpu(fw_capa->max_scan_reporting_threshold); - capa->max_hotlist_aps = le32_to_cpu(fw_capa->max_hotlist_aps); - capa->max_significant_change_aps = - le32_to_cpu(fw_capa->max_significant_change_aps); - capa->max_bssid_history_entries = - le32_to_cpu(fw_capa->max_bssid_history_entries); - capa->max_hotlist_ssids = le32_to_cpu(fw_capa->max_hotlist_ssids); - capa->max_number_epno_networks = - le32_to_cpu(fw_capa->max_number_epno_networks); - capa->max_number_epno_networks_by_ssid = - le32_to_cpu(fw_capa->max_number_epno_networks_by_ssid); - capa->max_number_of_white_listed_ssid = - le32_to_cpu(fw_capa->max_number_of_white_listed_ssid); - capa->max_number_of_black_listed_ssid = - le32_to_cpu(fw_capa->max_number_of_black_listed_ssid); -} - /* * Gets uCode section from tlv. */ -static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, - const void *data, enum iwl_ucode_type type, - int size) +static int iwl_store_ucode_sec(struct fw_img_parsing *img, + const void *data, int size) { - struct fw_img_parsing *img; struct fw_sec *sec; - struct fw_sec_parsing *sec_parse; + const struct fw_sec_parsing *sec_parse; size_t alloc_size; - if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) - return -1; - - sec_parse = (struct fw_sec_parsing *)data; + if (WARN_ON(!img || !data)) + return -EINVAL; - img = &pieces->img[type]; + sec_parse = (const struct fw_sec_parsing *)data; alloc_size = sizeof(*img->sec) * (img->sec_counter + 1); sec = krealloc(img->sec, alloc_size, GFP_KERNEL); @@ -462,8 +521,8 @@ static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) { - struct iwl_tlv_calib_data *def_calib = - (struct iwl_tlv_calib_data *)data; + const struct iwl_tlv_calib_data *def_calib = + (const struct iwl_tlv_calib_data *)data; u32 ucode_type = le32_to_cpu(def_calib->ucode_type); if (ucode_type >= IWL_UCODE_TYPE_MAX) { IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", @@ -478,59 +537,63 @@ static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) return 0; } -static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data, - struct iwl_ucode_capabilities *capa) +static void iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data, + struct iwl_ucode_capabilities *capa) { - const struct iwl_ucode_api *ucode_api = (void *)data; + const struct iwl_ucode_api *ucode_api = (const void *)data; u32 api_index = le32_to_cpu(ucode_api->api_index); u32 api_flags = le32_to_cpu(ucode_api->api_flags); int i; if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_API, 32)) { - IWL_ERR(drv, - "api flags index %d larger than supported by driver\n", - api_index); - /* don't return an error so we can load FW that has more bits */ - return 0; + IWL_WARN(drv, + "api flags index %d larger than supported by driver\n", + api_index); + return; } for (i = 0; i < 32; i++) { if (api_flags & BIT(i)) __set_bit(i + 32 * api_index, capa->_api); } - - return 0; } -static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data, - struct iwl_ucode_capabilities *capa) +static void iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data, + struct iwl_ucode_capabilities *capa) { - const struct iwl_ucode_capa *ucode_capa = (void *)data; + const struct iwl_ucode_capa *ucode_capa = (const void *)data; u32 api_index = le32_to_cpu(ucode_capa->api_index); u32 api_flags = le32_to_cpu(ucode_capa->api_capa); int i; if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_CAPA, 32)) { - IWL_ERR(drv, - "capa flags index %d larger than supported by driver\n", - api_index); - /* don't return an error so we can load FW that has more bits */ - return 0; + IWL_WARN(drv, + "capa flags index %d larger than supported by driver\n", + api_index); + return; } for (i = 0; i < 32; i++) { if (api_flags & BIT(i)) __set_bit(i + 32 * api_index, capa->_capa); } +} - return 0; +static const char *iwl_reduced_fw_name(struct iwl_drv *drv) +{ + const char *name = drv->firmware_name; + + if (strncmp(name, "iwlwifi-", 8) == 0) + name += 8; + + return name; } static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, const struct firmware *ucode_raw, struct iwl_firmware_pieces *pieces) { - struct iwl_ucode_header *ucode = (void *)ucode_raw->data; + const struct iwl_ucode_header *ucode = (const void *)ucode_raw->data; u32 api_ver, hdr_size, build; char buildstr[25]; const u8 *src; @@ -584,12 +647,12 @@ static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, snprintf(drv->fw.fw_version, sizeof(drv->fw.fw_version), - "%u.%u.%u.%u%s", + "%u.%u.%u.%u%s %s", IWL_UCODE_MAJOR(drv->fw.ucode_ver), IWL_UCODE_MINOR(drv->fw.ucode_ver), IWL_UCODE_API(drv->fw.ucode_ver), IWL_UCODE_SERIAL(drv->fw.ucode_ver), - buildstr); + buildstr, iwl_reduced_fw_name(drv)); /* Verify size of file vs. image size info in file's header */ @@ -625,14 +688,111 @@ static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, return 0; } +static void iwl_drv_set_dump_exclude(struct iwl_drv *drv, + enum iwl_ucode_tlv_type tlv_type, + const void *tlv_data, u32 tlv_len) +{ + const struct iwl_fw_dump_exclude *fw = tlv_data; + struct iwl_dump_exclude *excl; + + if (tlv_len < sizeof(*fw)) + return; + + if (tlv_type == IWL_UCODE_TLV_SEC_TABLE_ADDR) { + excl = &drv->fw.dump_excl[0]; + + /* second time we find this, it's for WoWLAN */ + if (excl->addr) + excl = &drv->fw.dump_excl_wowlan[0]; + } else if (fw_has_capa(&drv->fw.ucode_capa, + IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG)) { + /* IWL_UCODE_TLV_D3_KEK_KCK_ADDR is regular image */ + excl = &drv->fw.dump_excl[0]; + } else { + /* IWL_UCODE_TLV_D3_KEK_KCK_ADDR is WoWLAN image */ + excl = &drv->fw.dump_excl_wowlan[0]; + } + + if (excl->addr) + excl++; + + if (excl->addr) { + IWL_DEBUG_FW_INFO(drv, "found too many excludes in fw file\n"); + return; + } + + excl->addr = le32_to_cpu(fw->addr) & ~FW_ADDR_CACHE_CONTROL; + excl->size = le32_to_cpu(fw->size); +} + +static void iwl_parse_dbg_tlv_assert_tables(struct iwl_drv *drv, + const struct iwl_ucode_tlv *tlv) +{ + const struct iwl_fw_ini_region_tlv *region; + u32 length = le32_to_cpu(tlv->length); + u32 addr; + + if (length < offsetof(typeof(*region), special_mem) + + sizeof(region->special_mem)) + return; + + region = (const void *)tlv->data; + addr = le32_to_cpu(region->special_mem.base_addr); + addr += le32_to_cpu(region->special_mem.offset); + addr &= ~FW_ADDR_CACHE_CONTROL; + + if (region->type != IWL_FW_INI_REGION_SPECIAL_DEVICE_MEMORY) + return; + + switch (region->sub_type) { + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_UMAC_ERROR_TABLE: + drv->trans->dbg.umac_error_event_table = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_UMAC; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_LMAC_1_ERROR_TABLE: + drv->trans->dbg.lmac_error_event_table[0] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_LMAC1; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_LMAC_2_ERROR_TABLE: + drv->trans->dbg.lmac_error_event_table[1] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_LMAC2; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_1_ERROR_TABLE: + drv->trans->dbg.tcm_error_event_table[0] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_TCM1; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_2_ERROR_TABLE: + drv->trans->dbg.tcm_error_event_table[1] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_TCM2; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_RCM_1_ERROR_TABLE: + drv->trans->dbg.rcm_error_event_table[0] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_RCM1; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_RCM_2_ERROR_TABLE: + drv->trans->dbg.rcm_error_event_table[1] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_RCM2; + break; + default: + break; + } +} + static int iwl_parse_tlv_firmware(struct iwl_drv *drv, const struct firmware *ucode_raw, struct iwl_firmware_pieces *pieces, struct iwl_ucode_capabilities *capa, bool *usniffer_images) { - struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; - struct iwl_ucode_tlv *tlv; + const struct iwl_tlv_ucode_header *ucode = (const void *)ucode_raw->data; + const struct iwl_ucode_tlv *tlv; size_t len = ucode_raw->size; const u8 *data; u32 tlv_len; @@ -643,7 +803,6 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, u32 build, paging_mem_size; int num_of_cpus; bool usniffer_req = false; - bool gscan_capa = false; if (len < sizeof(*ucode)) { IWL_ERR(drv, "uCode has invalid length: %zd\n", len); @@ -668,12 +827,12 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, snprintf(drv->fw.fw_version, sizeof(drv->fw.fw_version), - "%u.%u.%u.%u%s", + "%u.%u.%u.%u%s %s", IWL_UCODE_MAJOR(drv->fw.ucode_ver), IWL_UCODE_MINOR(drv->fw.ucode_ver), IWL_UCODE_API(drv->fw.ucode_ver), IWL_UCODE_SERIAL(drv->fw.ucode_ver), - buildstr); + buildstr, iwl_reduced_fw_name(drv)); data = ucode->data; @@ -681,8 +840,8 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, while (len >= sizeof(*tlv)) { len -= sizeof(*tlv); - tlv = (void *)data; + tlv = (const void *)data; tlv_len = le32_to_cpu(tlv->length); tlv_type = le32_to_cpu(tlv->type); tlv_data = tlv->data; @@ -739,7 +898,7 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, if (tlv_len != sizeof(u32)) goto invalid_tlv_len; capa->max_probe_length = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_PAN: if (tlv_len) @@ -760,55 +919,53 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, * will not work with the new firmware, or * it'll not take advantage of new features. */ - capa->flags = le32_to_cpup((__le32 *)tlv_data); + capa->flags = le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_API_CHANGES_SET: if (tlv_len != sizeof(struct iwl_ucode_api)) goto invalid_tlv_len; - if (iwl_set_ucode_api_flags(drv, tlv_data, capa)) - goto tlv_error; + iwl_set_ucode_api_flags(drv, tlv_data, capa); break; case IWL_UCODE_TLV_ENABLED_CAPABILITIES: if (tlv_len != sizeof(struct iwl_ucode_capa)) goto invalid_tlv_len; - if (iwl_set_ucode_capabilities(drv, tlv_data, capa)) - goto tlv_error; + iwl_set_ucode_capabilities(drv, tlv_data, capa); break; case IWL_UCODE_TLV_INIT_EVTLOG_PTR: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; pieces->init_evtlog_ptr = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; pieces->init_evtlog_size = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_INIT_ERRLOG_PTR: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; pieces->init_errlog_ptr = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; pieces->inst_evtlog_ptr = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; pieces->inst_evtlog_size = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; pieces->inst_errlog_ptr = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_ENHANCE_SENS_TBL: if (tlv_len) @@ -837,21 +994,21 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, if (tlv_len != sizeof(u32)) goto invalid_tlv_len; capa->standard_phy_calibration_size = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; - case IWL_UCODE_TLV_SEC_RT: - iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, - tlv_len); + case IWL_UCODE_TLV_SEC_RT: + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_REGULAR], + tlv_data, tlv_len); drv->fw.type = IWL_FW_MVM; break; case IWL_UCODE_TLV_SEC_INIT: - iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, - tlv_len); + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_INIT], + tlv_data, tlv_len); drv->fw.type = IWL_FW_MVM; break; case IWL_UCODE_TLV_SEC_WOWLAN: - iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, - tlv_len); + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_WOWLAN], + tlv_data, tlv_len); drv->fw.type = IWL_FW_MVM; break; case IWL_UCODE_TLV_DEF_CALIB: @@ -863,7 +1020,7 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, case IWL_UCODE_TLV_PHY_SKU: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; - drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); + drv->fw.phy_config = le32_to_cpup((const __le32 *)tlv_data); drv->fw.valid_tx_ant = (drv->fw.phy_config & FW_PHY_CFG_TX_CHAIN) >> FW_PHY_CFG_TX_CHAIN_POS; @@ -871,26 +1028,26 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, FW_PHY_CFG_RX_CHAIN) >> FW_PHY_CFG_RX_CHAIN_POS; break; - case IWL_UCODE_TLV_SECURE_SEC_RT: - iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, - tlv_len); + case IWL_UCODE_TLV_SECURE_SEC_RT: + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_REGULAR], + tlv_data, tlv_len); drv->fw.type = IWL_FW_MVM; break; case IWL_UCODE_TLV_SECURE_SEC_INIT: - iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, - tlv_len); + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_INIT], + tlv_data, tlv_len); drv->fw.type = IWL_FW_MVM; break; case IWL_UCODE_TLV_SECURE_SEC_WOWLAN: - iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, - tlv_len); + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_WOWLAN], + tlv_data, tlv_len); drv->fw.type = IWL_FW_MVM; break; case IWL_UCODE_TLV_NUM_OF_CPU: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; num_of_cpus = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); if (num_of_cpus == 2) { drv->fw.img[IWL_UCODE_REGULAR].is_dual_cpus = @@ -900,22 +1057,18 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, drv->fw.img[IWL_UCODE_WOWLAN].is_dual_cpus = true; } else if ((num_of_cpus > 2) || (num_of_cpus < 1)) { - IWL_ERR(drv, "Driver support upto 2 CPUs\n"); + IWL_ERR(drv, "Driver support up to 2 CPUs\n"); return -EINVAL; } break; - case IWL_UCODE_TLV_CSCHEME: - if (iwl_store_cscheme(&drv->fw, tlv_data, tlv_len)) - goto invalid_tlv_len; - break; case IWL_UCODE_TLV_N_SCAN_CHANNELS: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; capa->n_scan_channels = - le32_to_cpup((__le32 *)tlv_data); + le32_to_cpup((const __le32 *)tlv_data); break; case IWL_UCODE_TLV_FW_VERSION: { - __le32 *ptr = (void *)tlv_data; + const __le32 *ptr = (const void *)tlv_data; u32 major, minor; u8 local_comp; @@ -927,42 +1080,72 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, local_comp = le32_to_cpup(ptr); snprintf(drv->fw.fw_version, - sizeof(drv->fw.fw_version), "%u.%u.%u", - major, minor, local_comp); + sizeof(drv->fw.fw_version), + "%u.%08x.%u %s", major, minor, + local_comp, iwl_reduced_fw_name(drv)); break; } case IWL_UCODE_TLV_FW_DBG_DEST: { - struct iwl_fw_dbg_dest_tlv *dest = (void *)tlv_data; + const struct iwl_fw_dbg_dest_tlv *dest = NULL; + const struct iwl_fw_dbg_dest_tlv_v1 *dest_v1 = NULL; + u8 mon_mode; + + pieces->dbg_dest_ver = (const u8 *)tlv_data; + if (*pieces->dbg_dest_ver == 1) { + dest = (const void *)tlv_data; + } else if (*pieces->dbg_dest_ver == 0) { + dest_v1 = (const void *)tlv_data; + } else { + IWL_ERR(drv, + "The version is %d, and it is invalid\n", + *pieces->dbg_dest_ver); + break; + } - if (pieces->dbg_dest_tlv) { + if (pieces->dbg_dest_tlv_init) { IWL_ERR(drv, "dbg destination ignored, already exists\n"); break; } - pieces->dbg_dest_tlv = dest; + pieces->dbg_dest_tlv_init = true; + + if (dest_v1) { + pieces->dbg_dest_tlv_v1 = dest_v1; + mon_mode = dest_v1->monitor_mode; + } else { + pieces->dbg_dest_tlv = dest; + mon_mode = dest->monitor_mode; + } + IWL_INFO(drv, "Found debug destination: %s\n", - get_fw_dbg_mode_string(dest->monitor_mode)); + get_fw_dbg_mode_string(mon_mode)); + + drv->fw.dbg.n_dest_reg = (dest_v1) ? + tlv_len - + offsetof(struct iwl_fw_dbg_dest_tlv_v1, + reg_ops) : + tlv_len - + offsetof(struct iwl_fw_dbg_dest_tlv, + reg_ops); - drv->fw.dbg_dest_reg_num = - tlv_len - offsetof(struct iwl_fw_dbg_dest_tlv, - reg_ops); - drv->fw.dbg_dest_reg_num /= - sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]); + drv->fw.dbg.n_dest_reg /= + sizeof(drv->fw.dbg.dest_tlv->reg_ops[0]); break; } case IWL_UCODE_TLV_FW_DBG_CONF: { - struct iwl_fw_dbg_conf_tlv *conf = (void *)tlv_data; + const struct iwl_fw_dbg_conf_tlv *conf = + (const void *)tlv_data; - if (!pieces->dbg_dest_tlv) { + if (!pieces->dbg_dest_tlv_init) { IWL_ERR(drv, "Ignore dbg config %d - no destination configured\n", conf->id); break; } - if (conf->id >= ARRAY_SIZE(drv->fw.dbg_conf_tlv)) { + if (conf->id >= ARRAY_SIZE(drv->fw.dbg.conf_tlv)) { IWL_ERR(drv, "Skip unknown configuration: %d\n", conf->id); @@ -987,11 +1170,11 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, break; } case IWL_UCODE_TLV_FW_DBG_TRIGGER: { - struct iwl_fw_dbg_trigger_tlv *trigger = - (void *)tlv_data; + const struct iwl_fw_dbg_trigger_tlv *trigger = + (const void *)tlv_data; u32 trigger_id = le32_to_cpu(trigger->id); - if (trigger_id >= ARRAY_SIZE(drv->fw.dbg_trigger_tlv)) { + if (trigger_id >= ARRAY_SIZE(drv->fw.dbg.trigger_tlv)) { IWL_ERR(drv, "Skip unknown trigger: %u\n", trigger->id); @@ -1011,16 +1194,26 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, pieces->dbg_trigger_tlv_len[trigger_id] = tlv_len; break; } + case IWL_UCODE_TLV_FW_DBG_DUMP_LST: { + if (tlv_len != sizeof(u32)) { + IWL_ERR(drv, + "dbg lst mask size incorrect, skip\n"); + break; + } + + drv->fw.dbg.dump_mask = + le32_to_cpup((const __le32 *)tlv_data); + break; + } case IWL_UCODE_TLV_SEC_RT_USNIFFER: *usniffer_images = true; - iwl_store_ucode_sec(pieces, tlv_data, - IWL_UCODE_REGULAR_USNIFFER, - tlv_len); + iwl_store_ucode_sec(&pieces->img[IWL_UCODE_REGULAR_USNIFFER], + tlv_data, tlv_len); break; case IWL_UCODE_TLV_PAGING: if (tlv_len != sizeof(u32)) goto invalid_tlv_len; - paging_mem_size = le32_to_cpup((__le32 *)tlv_data); + paging_mem_size = le32_to_cpup((const __le32 *)tlv_data); IWL_DEBUG_FW(drv, "Paging: paging enabled (size = %u bytes)\n", @@ -1046,61 +1239,193 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, drv->fw.img[usniffer_img].paging_mem_size = paging_mem_size; break; - case IWL_UCODE_TLV_SDIO_ADMA_ADDR: - if (tlv_len != sizeof(u32)) - goto invalid_tlv_len; - drv->fw.sdio_adma_addr = - le32_to_cpup((__le32 *)tlv_data); - break; case IWL_UCODE_TLV_FW_GSCAN_CAPA: - /* - * Don't return an error in case of a shorter tlv_len - * to enable loading of FW that has an old format - * of GSCAN capabilities TLV. - */ - if (tlv_len < sizeof(struct iwl_fw_gscan_capabilities)) - break; - - iwl_store_gscan_capa(&drv->fw, tlv_data, tlv_len); - gscan_capa = true; + /* ignored */ break; case IWL_UCODE_TLV_FW_MEM_SEG: { - struct iwl_fw_dbg_mem_seg_tlv *dbg_mem = - (void *)tlv_data; - u32 type; + const struct iwl_fw_dbg_mem_seg_tlv *dbg_mem = + (const void *)tlv_data; size_t size; struct iwl_fw_dbg_mem_seg_tlv *n; if (tlv_len != (sizeof(*dbg_mem))) goto invalid_tlv_len; - type = le32_to_cpu(dbg_mem->data_type); - IWL_DEBUG_INFO(drv, "Found debug memory segment: %u\n", dbg_mem->data_type); - switch (type & FW_DBG_MEM_TYPE_MASK) { - case FW_DBG_MEM_TYPE_REGULAR: - case FW_DBG_MEM_TYPE_PRPH: - /* we know how to handle these */ - break; - default: - IWL_ERR(drv, - "Found debug memory segment with invalid type: 0x%x\n", - type); - return -EINVAL; - } - size = sizeof(*pieces->dbg_mem_tlv) * - (pieces->n_dbg_mem_tlv + 1); + (pieces->n_mem_tlv + 1); n = krealloc(pieces->dbg_mem_tlv, size, GFP_KERNEL); if (!n) return -ENOMEM; pieces->dbg_mem_tlv = n; - pieces->dbg_mem_tlv[pieces->n_dbg_mem_tlv] = *dbg_mem; - pieces->n_dbg_mem_tlv++; + pieces->dbg_mem_tlv[pieces->n_mem_tlv] = *dbg_mem; + pieces->n_mem_tlv++; break; } + case IWL_UCODE_TLV_IML: { + drv->fw.iml_len = tlv_len; + drv->fw.iml = kmemdup(tlv_data, tlv_len, GFP_KERNEL); + if (!drv->fw.iml) + return -ENOMEM; + break; + } + case IWL_UCODE_TLV_FW_RECOVERY_INFO: { + const struct { + __le32 buf_addr; + __le32 buf_size; + } *recov_info = (const void *)tlv_data; + + if (tlv_len != sizeof(*recov_info)) + goto invalid_tlv_len; + capa->error_log_addr = + le32_to_cpu(recov_info->buf_addr); + capa->error_log_size = + le32_to_cpu(recov_info->buf_size); + } + break; + case IWL_UCODE_TLV_FW_FSEQ_VERSION: { + const struct { + u8 version[32]; + u8 sha1[20]; + } *fseq_ver = (const void *)tlv_data; + + if (tlv_len != sizeof(*fseq_ver)) + goto invalid_tlv_len; + IWL_DEBUG_INFO(drv, "TLV_FW_FSEQ_VERSION: %.32s\n", + fseq_ver->version); + } + break; + case IWL_UCODE_TLV_FW_NUM_STATIONS: + if (tlv_len != sizeof(u32)) + goto invalid_tlv_len; + if (le32_to_cpup((const __le32 *)tlv_data) > + IWL_STATION_COUNT_MAX) { + IWL_ERR(drv, + "%d is an invalid number of station\n", + le32_to_cpup((const __le32 *)tlv_data)); + goto tlv_error; + } + capa->num_stations = + le32_to_cpup((const __le32 *)tlv_data); + break; + case IWL_UCODE_TLV_FW_NUM_LINKS: + if (tlv_len != sizeof(u32)) + goto invalid_tlv_len; + if (le32_to_cpup((const __le32 *)tlv_data) > + IWL_FW_MAX_LINK_ID + 1) { + IWL_ERR(drv, + "%d is an invalid number of links\n", + le32_to_cpup((const __le32 *)tlv_data)); + goto tlv_error; + } + capa->num_links = + le32_to_cpup((const __le32 *)tlv_data); + break; + case IWL_UCODE_TLV_FW_NUM_BEACONS: + if (tlv_len != sizeof(u32)) + goto invalid_tlv_len; + capa->num_beacons = + le32_to_cpup((const __le32 *)tlv_data); + break; + case IWL_UCODE_TLV_UMAC_DEBUG_ADDRS: { + const struct iwl_umac_debug_addrs *dbg_ptrs = + (const void *)tlv_data; + + if (tlv_len != sizeof(*dbg_ptrs)) + goto invalid_tlv_len; + if (drv->trans->mac_cfg->device_family < + IWL_DEVICE_FAMILY_22000) + break; + drv->trans->dbg.umac_error_event_table = + le32_to_cpu(dbg_ptrs->error_info_addr) & + ~FW_ADDR_CACHE_CONTROL; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_UMAC; + break; + } + case IWL_UCODE_TLV_LMAC_DEBUG_ADDRS: { + const struct iwl_lmac_debug_addrs *dbg_ptrs = + (const void *)tlv_data; + + if (tlv_len != sizeof(*dbg_ptrs)) + goto invalid_tlv_len; + if (drv->trans->mac_cfg->device_family < + IWL_DEVICE_FAMILY_22000) + break; + drv->trans->dbg.lmac_error_event_table[0] = + le32_to_cpu(dbg_ptrs->error_event_table_ptr) & + ~FW_ADDR_CACHE_CONTROL; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_LMAC1; + break; + } + case IWL_UCODE_TLV_TYPE_REGIONS: + iwl_parse_dbg_tlv_assert_tables(drv, tlv); + fallthrough; + case IWL_UCODE_TLV_TYPE_DEBUG_INFO: + case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: + case IWL_UCODE_TLV_TYPE_HCMD: + case IWL_UCODE_TLV_TYPE_TRIGGERS: + case IWL_UCODE_TLV_TYPE_CONF_SET: + if (iwlwifi_mod_params.enable_ini) + iwl_dbg_tlv_alloc(drv->trans, tlv, false); + break; + case IWL_UCODE_TLV_CMD_VERSIONS: + if (tlv_len % sizeof(struct iwl_fw_cmd_version)) { + IWL_ERR(drv, + "Invalid length for command versions: %u\n", + tlv_len); + tlv_len /= sizeof(struct iwl_fw_cmd_version); + tlv_len *= sizeof(struct iwl_fw_cmd_version); + } + if (WARN_ON(capa->cmd_versions)) + return -EINVAL; + capa->cmd_versions = kmemdup(tlv_data, tlv_len, + GFP_KERNEL); + if (!capa->cmd_versions) + return -ENOMEM; + capa->n_cmd_versions = + tlv_len / sizeof(struct iwl_fw_cmd_version); + break; + case IWL_UCODE_TLV_PHY_INTEGRATION_VERSION: + if (drv->fw.phy_integration_ver) { + IWL_ERR(drv, + "phy integration str ignored, already exists\n"); + break; + } + + drv->fw.phy_integration_ver = + kmemdup(tlv_data, tlv_len, GFP_KERNEL); + if (!drv->fw.phy_integration_ver) + return -ENOMEM; + drv->fw.phy_integration_ver_len = tlv_len; + break; + case IWL_UCODE_TLV_SEC_TABLE_ADDR: + case IWL_UCODE_TLV_D3_KEK_KCK_ADDR: + iwl_drv_set_dump_exclude(drv, tlv_type, + tlv_data, tlv_len); + break; + case IWL_UCODE_TLV_CURRENT_PC: + if (tlv_len < sizeof(struct iwl_pc_data)) + goto invalid_tlv_len; + drv->trans->dbg.pc_data = + kmemdup(tlv_data, tlv_len, GFP_KERNEL); + if (!drv->trans->dbg.pc_data) + return -ENOMEM; + drv->trans->dbg.num_pc = + tlv_len / sizeof(struct iwl_pc_data); + break; + case IWL_UCODE_TLV_PNVM_DATA: + if (drv->fw.pnvm_data) + break; + drv->fw.pnvm_data = + kvmemdup(tlv_data, tlv_len, GFP_KERNEL); + if (!drv->fw.pnvm_data) + return -ENOMEM; + drv->fw.pnvm_size = tlv_len; + break; default: IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); break; @@ -1116,23 +1441,10 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, if (len) { IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); - iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); + iwl_print_hex_dump(drv, IWL_DL_FW, data, len); return -EINVAL; } - /* - * If ucode advertises that it supports GSCAN but GSCAN - * capabilities TLV is not present, or if it has an old format, - * warn and continue without GSCAN. - */ - if (fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) && - !gscan_capa) { - IWL_DEBUG_INFO(drv, - "GSCAN is supported but capabilities TLV is unavailable\n"); - __clear_bit((__force long)IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT, - capa->_capa); - } - return 0; invalid_tlv_len: @@ -1143,29 +1455,34 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, return -EINVAL; } -static int iwl_alloc_ucode(struct iwl_drv *drv, - struct iwl_firmware_pieces *pieces, - enum iwl_ucode_type type) +static int iwl_alloc_ucode_mem(struct fw_img *out, struct fw_img_parsing *img) { - int i; struct fw_desc *sec; - sec = kcalloc(pieces->img[type].sec_counter, sizeof(*sec), GFP_KERNEL); + sec = kcalloc(img->sec_counter, sizeof(*sec), GFP_KERNEL); if (!sec) return -ENOMEM; - drv->fw.img[type].sec = sec; - drv->fw.img[type].num_sec = pieces->img[type].sec_counter; - for (i = 0; i < pieces->img[type].sec_counter; i++) - if (iwl_alloc_fw_desc(drv, &sec[i], get_sec(pieces, type, i))) + out->sec = sec; + out->num_sec = img->sec_counter; + + for (int i = 0; i < out->num_sec; i++) + if (iwl_alloc_fw_desc(&sec[i], &img->sec[i])) return -ENOMEM; return 0; } +static int iwl_alloc_ucode(struct iwl_drv *drv, + struct iwl_firmware_pieces *pieces, + enum iwl_ucode_type type) +{ + return iwl_alloc_ucode_mem(&drv->fw.img[type], &pieces->img[type]); +} + static int validate_sec_sizes(struct iwl_drv *drv, struct iwl_firmware_pieces *pieces, - const struct iwl_cfg *cfg) + const struct iwl_rf_cfg *cfg) { IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %zd\n", get_sec_size(pieces, IWL_UCODE_REGULAR, @@ -1219,32 +1536,47 @@ _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) const struct iwl_op_mode_ops *ops = op->ops; struct dentry *dbgfs_dir = NULL; struct iwl_op_mode *op_mode = NULL; + int retry, max_retry = !!iwlwifi_mod_params.fw_restart * IWL_MAX_INIT_RETRY; + + /* also protects start/stop from racing against each other */ + lockdep_assert_held(&iwlwifi_opmode_table_mtx); + + for (retry = 0; retry <= max_retry; retry++) { #ifdef CONFIG_IWLWIFI_DEBUGFS - drv->dbgfs_op_mode = debugfs_create_dir(op->name, - drv->dbgfs_drv); - if (!drv->dbgfs_op_mode) { - IWL_ERR(drv, - "failed to create opmode debugfs directory\n"); - return op_mode; - } - dbgfs_dir = drv->dbgfs_op_mode; + drv->dbgfs_op_mode = debugfs_create_dir(op->name, + drv->dbgfs_drv); + dbgfs_dir = drv->dbgfs_op_mode; #endif - op_mode = ops->start(drv->trans, drv->trans->cfg, &drv->fw, dbgfs_dir); + op_mode = ops->start(drv->trans, drv->trans->cfg, + &drv->fw, dbgfs_dir); + + if (!IS_ERR(op_mode)) + return op_mode; + + if (iwl_trans_is_dead(drv->trans)) + break; #ifdef CONFIG_IWLWIFI_DEBUGFS - if (!op_mode) { debugfs_remove_recursive(drv->dbgfs_op_mode); drv->dbgfs_op_mode = NULL; - } #endif - return op_mode; + if (PTR_ERR(op_mode) != -ETIMEDOUT) + break; + + IWL_ERR(drv, "retry init count %d\n", retry); + } + + return NULL; } static void _iwl_op_mode_stop(struct iwl_drv *drv) { + /* also protects start/stop from racing against each other */ + lockdep_assert_held(&iwlwifi_opmode_table_mtx); + /* op_mode can be NULL if its start failed */ if (drv->op_mode) { iwl_op_mode_stop(drv->op_mode); @@ -1257,7 +1589,7 @@ static void _iwl_op_mode_stop(struct iwl_drv *drv) } } -/** +/* * iwl_req_fw_callback - callback when firmware was loaded * * If loaded successfully, copies the firmware into buffers @@ -1265,24 +1597,30 @@ static void _iwl_op_mode_stop(struct iwl_drv *drv) */ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) { + unsigned int min_core, max_core, loaded_core; struct iwl_drv *drv = context; struct iwl_fw *fw = &drv->fw; - struct iwl_ucode_header *ucode; + const struct iwl_ucode_header *ucode; struct iwlwifi_opmode_table *op; int err; struct iwl_firmware_pieces *pieces; - const unsigned int api_max = drv->trans->cfg->ucode_api_max; - const unsigned int api_min = drv->trans->cfg->ucode_api_min; + unsigned int api_min, api_max; size_t trigger_tlv_sz[FW_DBG_TRIGGER_MAX]; u32 api_ver; int i; - bool load_module = false; bool usniffer_images = false; + bool failure = true; + + iwl_get_ucode_api_versions(drv->trans, &api_min, &api_max); fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; fw->ucode_capa.standard_phy_calibration_size = IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS; + fw->ucode_capa.num_stations = IWL_STATION_COUNT_MAX; + fw->ucode_capa.num_beacons = 1; + /* dump all fw memory areas by default */ + fw->dbg.dump_mask = 0xffffffff; pieces = kzalloc(sizeof(*pieces), GFP_KERNEL); if (!pieces) @@ -1291,8 +1629,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) if (!ucode_raw) goto try_again; - IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", - drv->firmware_name, ucode_raw->size); + IWL_DEBUG_FW_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", + drv->firmware_name, ucode_raw->size); /* Make sure that we got at least the API version number */ if (ucode_raw->size < 4) { @@ -1301,7 +1639,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) } /* Data from ucode file: header followed by uCode images */ - ucode = (struct iwl_ucode_header *)ucode_raw->data; + ucode = (const struct iwl_ucode_header *)ucode_raw->data; if (ucode->ver) err = iwl_parse_v1_v2_firmware(drv, ucode_raw, pieces); @@ -1322,11 +1660,24 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) * firmware filename ... but we don't check for that and only rely * on the API version read from firmware header from here on forward */ - if (api_ver < api_min || api_ver > api_max) { + + /* + * if -cN.ucode file was loaded, core version == file version, + * otherwise core version == file version (API version) - 3 + */ + if (iwl_api_is_core_number(drv->fw_index)) + loaded_core = api_ver; + else + loaded_core = api_ver - API_TO_CORE_OFFS; + + min_core = iwl_api_to_core(api_min); + max_core = iwl_api_to_core(api_max); + + if (loaded_core < min_core || loaded_core > max_core) { IWL_ERR(drv, "Driver unable to support your firmware API. " - "Driver supports v%u, firmware is v%u.\n", - api_max, api_ver); + "Driver supports FW core %u..%u, firmware is %u.\n", + min_core, max_core, loaded_core); goto try_again; } @@ -1342,31 +1693,66 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) /* Runtime instructions and 2 copies of data: * 1) unmodified from disk - * 2) backup cache for save/restore during power-downs */ + * 2) backup cache for save/restore during power-downs + */ for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) if (iwl_alloc_ucode(drv, pieces, i)) goto out_free_fw; - if (pieces->dbg_dest_tlv) { - drv->fw.dbg_dest_tlv = - kmemdup(pieces->dbg_dest_tlv, - sizeof(*pieces->dbg_dest_tlv) + - sizeof(pieces->dbg_dest_tlv->reg_ops[0]) * - drv->fw.dbg_dest_reg_num, GFP_KERNEL); + if (pieces->dbg_dest_tlv_init) { + size_t dbg_dest_size = sizeof(*drv->fw.dbg.dest_tlv) + + sizeof(drv->fw.dbg.dest_tlv->reg_ops[0]) * + drv->fw.dbg.n_dest_reg; + + drv->fw.dbg.dest_tlv = kmalloc(dbg_dest_size, GFP_KERNEL); - if (!drv->fw.dbg_dest_tlv) + if (!drv->fw.dbg.dest_tlv) goto out_free_fw; + + if (*pieces->dbg_dest_ver == 0) { + memcpy(drv->fw.dbg.dest_tlv, pieces->dbg_dest_tlv_v1, + dbg_dest_size); + } else { + struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv = + drv->fw.dbg.dest_tlv; + + dest_tlv->version = pieces->dbg_dest_tlv->version; + dest_tlv->monitor_mode = + pieces->dbg_dest_tlv->monitor_mode; + dest_tlv->size_power = + pieces->dbg_dest_tlv->size_power; + dest_tlv->wrap_count = + pieces->dbg_dest_tlv->wrap_count; + dest_tlv->write_ptr_reg = + pieces->dbg_dest_tlv->write_ptr_reg; + dest_tlv->base_shift = + pieces->dbg_dest_tlv->base_shift; + memcpy(dest_tlv->reg_ops, + pieces->dbg_dest_tlv->reg_ops, + sizeof(drv->fw.dbg.dest_tlv->reg_ops[0]) * + drv->fw.dbg.n_dest_reg); + + /* In version 1 of the destination tlv, which is + * relevant for internal buffer exclusively, + * the base address is part of given with the length + * of the buffer, and the size shift is give instead of + * end shift. We now store these values in base_reg, + * and end shift, and when dumping the data we'll + * manipulate it for extracting both the length and + * base address */ + dest_tlv->base_reg = pieces->dbg_dest_tlv->cfg_reg; + dest_tlv->end_shift = + pieces->dbg_dest_tlv->size_shift; + } } - for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) { + for (i = 0; i < ARRAY_SIZE(drv->fw.dbg.conf_tlv); i++) { if (pieces->dbg_conf_tlv[i]) { - drv->fw.dbg_conf_tlv_len[i] = - pieces->dbg_conf_tlv_len[i]; - drv->fw.dbg_conf_tlv[i] = + drv->fw.dbg.conf_tlv[i] = kmemdup(pieces->dbg_conf_tlv[i], - drv->fw.dbg_conf_tlv_len[i], + pieces->dbg_conf_tlv_len[i], GFP_KERNEL); - if (!drv->fw.dbg_conf_tlv[i]) + if (!drv->fw.dbg.conf_tlv[i]) goto out_free_fw; } } @@ -1393,7 +1779,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) trigger_tlv_sz[FW_DBG_TRIGGER_TDLS] = sizeof(struct iwl_fw_dbg_trigger_tdls); - for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) { + for (i = 0; i < ARRAY_SIZE(drv->fw.dbg.trigger_tlv); i++) { if (pieces->dbg_trigger_tlv[i]) { /* * If the trigger isn't long enough, WARN and exit. @@ -1406,22 +1792,22 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) (trigger_tlv_sz[i] + sizeof(struct iwl_fw_dbg_trigger_tlv)))) goto out_free_fw; - drv->fw.dbg_trigger_tlv_len[i] = + drv->fw.dbg.trigger_tlv_len[i] = pieces->dbg_trigger_tlv_len[i]; - drv->fw.dbg_trigger_tlv[i] = + drv->fw.dbg.trigger_tlv[i] = kmemdup(pieces->dbg_trigger_tlv[i], - drv->fw.dbg_trigger_tlv_len[i], + drv->fw.dbg.trigger_tlv_len[i], GFP_KERNEL); - if (!drv->fw.dbg_trigger_tlv[i]) + if (!drv->fw.dbg.trigger_tlv[i]) goto out_free_fw; } } /* Now that we can no longer fail, copy information */ - drv->fw.dbg_mem_tlv = pieces->dbg_mem_tlv; + drv->fw.dbg.mem_tlv = pieces->dbg_mem_tlv; pieces->dbg_mem_tlv = NULL; - drv->fw.n_dbg_mem_tlv = pieces->n_dbg_mem_tlv; + drv->fw.dbg.n_mem_tlv = pieces->n_mem_tlv; /* * The (size - 16) / 12 formula is based on the information recorded @@ -1433,14 +1819,14 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) fw->init_evtlog_size = (pieces->init_evtlog_size - 16)/12; else fw->init_evtlog_size = - drv->trans->cfg->base_params->max_event_log_size; + drv->trans->mac_cfg->base->max_event_log_size; fw->init_errlog_ptr = pieces->init_errlog_ptr; fw->inst_evtlog_ptr = pieces->inst_evtlog_ptr; if (pieces->inst_evtlog_size) fw->inst_evtlog_size = (pieces->inst_evtlog_size - 16)/12; else fw->inst_evtlog_size = - drv->trans->cfg->base_params->max_event_log_size; + drv->trans->mac_cfg->base->max_event_log_size; fw->inst_errlog_ptr = pieces->inst_errlog_ptr; /* @@ -1455,6 +1841,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) /* We have our copies now, allow OS release its copies */ release_firmware(ucode_raw); + iwl_dbg_tlv_load_bin(drv->trans->dev, drv->trans); + mutex_lock(&iwlwifi_opmode_table_mtx); switch (fw->type) { case IWL_FW_DVM: @@ -1462,11 +1850,17 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) break; default: WARN(1, "Invalid fw type %d\n", fw->type); + fallthrough; case IWL_FW_MVM: op = &iwlwifi_opmode_table[MVM_OP_MODE]; break; } +#if IS_ENABLED(CONFIG_IWLMLD) + if (iwl_drv_is_wifi7_supported(drv->trans)) + op = &iwlwifi_opmode_table[MLD_OP_MODE]; +#endif + IWL_INFO(drv, "loaded firmware version %s op_mode %s\n", drv->fw.fw_version, op->name); @@ -1481,31 +1875,13 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) goto out_unbind; } } else { - load_module = true; + request_module_nowait("%s", op->name); } mutex_unlock(&iwlwifi_opmode_table_mtx); - /* - * Complete the firmware request last so that - * a driver unbind (stop) doesn't run while we - * are doing the start() above. - */ complete(&drv->request_firmware_complete); - /* - * Load the module last so we don't block anything - * else from proceeding if the module fails to load - * or hangs loading. - */ - if (load_module) { - request_module("%s", op->name); -#ifdef CONFIG_IWLWIFI_OPMODE_MODULAR - if (err) - IWL_ERR(drv, - "failed to load module %s (error %d), is dynamic loading enabled?\n", - op->name, err); -#endif - } + failure = false; goto free; try_again: @@ -1516,12 +1892,16 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) goto free; out_free_fw: - iwl_dealloc_ucode(drv); release_firmware(ucode_raw); out_unbind: complete(&drv->request_firmware_complete); device_release_driver(drv->trans->dev); + /* drv has just been freed by the release */ + failure = false; free: + if (failure) + iwl_dealloc_ucode(drv); + if (pieces) { for (i = 0; i < ARRAY_SIZE(pieces->img); i++) kfree(pieces->img[i].sec); @@ -1552,21 +1932,27 @@ struct iwl_drv *iwl_drv_start(struct iwl_trans *trans) drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev), iwl_dbgfs_root); - if (!drv->dbgfs_drv) { - IWL_ERR(drv, "failed to create debugfs directory\n"); - ret = -ENOMEM; - goto err_free_drv; - } - /* Create transport layer debugfs dir */ drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv); +#endif - if (!drv->trans->dbgfs_dir) { - IWL_ERR(drv, "failed to create transport debugfs directory\n"); - ret = -ENOMEM; - goto err_free_dbgfs; + drv->trans->dbg.domains_bitmap = IWL_TRANS_FW_DBG_DOMAIN(drv->trans); + if (iwlwifi_mod_params.enable_ini != ENABLE_INI) { + /* We have a non-default value in the module parameter, + * take its value + */ + drv->trans->dbg.domains_bitmap &= 0xffff; + if (iwlwifi_mod_params.enable_ini != IWL_FW_INI_PRESET_DISABLE) { + if (iwlwifi_mod_params.enable_ini > ENABLE_INI) { + IWL_ERR(trans, + "invalid enable_ini module parameter value: max = %d, using 0 instead\n", + ENABLE_INI); + iwlwifi_mod_params.enable_ini = 0; + } + drv->trans->dbg.domains_bitmap = + BIT(IWL_FW_DBG_DOMAIN_POS + iwlwifi_mod_params.enable_ini); + } } -#endif ret = iwl_request_firmware(drv, true); if (ret) { @@ -1578,10 +1964,9 @@ struct iwl_drv *iwl_drv_start(struct iwl_trans *trans) err_fw: #ifdef CONFIG_IWLWIFI_DEBUGFS -err_free_dbgfs: debugfs_remove_recursive(drv->dbgfs_drv); -err_free_drv: #endif + iwl_dbg_tlv_free(drv->trans); kfree(drv); err: return ERR_PTR(ret); @@ -1591,11 +1976,12 @@ void iwl_drv_stop(struct iwl_drv *drv) { wait_for_completion(&drv->request_firmware_complete); + mutex_lock(&iwlwifi_opmode_table_mtx); + _iwl_op_mode_stop(drv); iwl_dealloc_ucode(drv); - mutex_lock(&iwlwifi_opmode_table_mtx); /* * List is empty (this item wasn't added) * when firmware loading failed -- in that @@ -1606,21 +1992,23 @@ void iwl_drv_stop(struct iwl_drv *drv) mutex_unlock(&iwlwifi_opmode_table_mtx); #ifdef CONFIG_IWLWIFI_DEBUGFS + iwl_trans_debugfs_cleanup(drv->trans); + debugfs_remove_recursive(drv->dbgfs_drv); #endif + iwl_dbg_tlv_free(drv->trans); + kfree(drv); } - /* shared module parameters */ struct iwl_mod_params iwlwifi_mod_params = { .fw_restart = true, .bt_coex_active = true, .power_level = IWL_POWER_INDEX_1, - .d0i3_disable = true, - .d0i3_timeout = 1000, .uapsd_disable = IWL_DISABLE_UAPSD_BSS | IWL_DISABLE_UAPSD_P2P_CLIENT, + .enable_ini = ENABLE_INI, /* the rest are 0 by default */ }; IWL_EXPORT_SYMBOL(iwlwifi_mod_params); @@ -1673,31 +2061,34 @@ IWL_EXPORT_SYMBOL(iwl_opmode_deregister); static int __init iwl_drv_init(void) { - int i; - - mutex_init(&iwlwifi_opmode_table_mtx); + int i, err; for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); - pr_info(DRV_DESCRIPTION "\n"); - pr_info(DRV_COPYRIGHT "\n"); - #ifdef CONFIG_IWLWIFI_DEBUGFS /* Create the root of iwlwifi debugfs subsystem. */ iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL); - - if (!iwl_dbgfs_root) - return -EFAULT; #endif - return iwl_pci_register_driver(); + err = iwl_pci_register_driver(); + if (err) + goto cleanup_debugfs; + + return 0; + +cleanup_debugfs: +#ifdef CONFIG_IWLWIFI_DEBUGFS + debugfs_remove_recursive(iwl_dbgfs_root); +#endif + return err; } module_init(iwl_drv_init); static void __exit iwl_drv_exit(void) { iwl_pci_unregister_driver(); + iwl_trans_free_restart_list(); #ifdef CONFIG_IWLWIFI_DEBUGFS debugfs_remove_recursive(iwl_dbgfs_root); @@ -1706,44 +2097,34 @@ static void __exit iwl_drv_exit(void) module_exit(iwl_drv_exit); #ifdef CONFIG_IWLWIFI_DEBUG -module_param_named(debug, iwlwifi_mod_params.debug_level, uint, - S_IRUGO | S_IWUSR); +module_param_named(debug, iwlwifi_mod_params.debug_level, uint, 0644); MODULE_PARM_DESC(debug, "debug output mask"); #endif -module_param_named(swcrypto, iwlwifi_mod_params.swcrypto, int, S_IRUGO); +module_param_named(swcrypto, iwlwifi_mod_params.swcrypto, int, 0444); MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); -module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); +module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, 0444); MODULE_PARM_DESC(11n_disable, "disable 11n functionality, bitmap: 1: full, 2: disable agg TX, 4: disable agg RX, 8 enable agg TX"); -module_param_named(amsdu_size, iwlwifi_mod_params.amsdu_size, - int, S_IRUGO); +module_param_named(amsdu_size, iwlwifi_mod_params.amsdu_size, int, 0444); MODULE_PARM_DESC(amsdu_size, - "amsdu size 0: 12K for multi Rx queue devices, 4K for other devices 1:4K 2:8K 3:12K (default 0)"); -module_param_named(fw_restart, iwlwifi_mod_params.fw_restart, bool, S_IRUGO); + "amsdu size 0: 12K for multi Rx queue devices, 2K for AX210 devices, " + "4K for other devices 1:4K 2:8K 3:12K (16K buffers) 4: 2K (default 0)"); +module_param_named(fw_restart, iwlwifi_mod_params.fw_restart, bool, 0444); MODULE_PARM_DESC(fw_restart, "restart firmware in case of error (default true)"); -module_param_named(antenna_coupling, iwlwifi_mod_params.antenna_coupling, - int, S_IRUGO); -MODULE_PARM_DESC(antenna_coupling, - "specify antenna coupling in dB (default: 0 dB)"); - -module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO); +module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, 0444); MODULE_PARM_DESC(nvm_file, "NVM file name"); -module_param_named(d0i3_disable, iwlwifi_mod_params.d0i3_disable, - bool, S_IRUGO); -MODULE_PARM_DESC(d0i3_disable, "disable d0i3 functionality (default: Y)"); - -module_param_named(lar_disable, iwlwifi_mod_params.lar_disable, - bool, S_IRUGO); -MODULE_PARM_DESC(lar_disable, "disable LAR functionality (default: N)"); - -module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, - uint, S_IRUGO | S_IWUSR); +module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, uint, 0644); MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality bitmap 1: BSS 2: P2P Client (default: 3)"); +module_param_named(enable_ini, iwlwifi_mod_params.enable_ini, uint, 0444); +MODULE_PARM_DESC(enable_ini, + "0:disable, 1-15:FW_DBG_PRESET Values, 16:enabled without preset value defined," + "Debug INI TLV FW debug infrastructure (default: 16)"); + /* * set bt_coex_active to true, uCode will do kill/defer * every time the priority line is asserted (BT is sending signals on the @@ -1761,31 +2142,33 @@ MODULE_PARM_DESC(uapsd_disable, * default: bt_coex_active = true (BT_COEX_ENABLE) */ module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, - bool, S_IRUGO); + bool, 0444); MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); -module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); +module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, 0444); MODULE_PARM_DESC(led_mode, "0=system default, " "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); -module_param_named(power_save, iwlwifi_mod_params.power_save, - bool, S_IRUGO); +module_param_named(power_save, iwlwifi_mod_params.power_save, bool, 0444); MODULE_PARM_DESC(power_save, "enable WiFi power management (default: disable)"); -module_param_named(power_level, iwlwifi_mod_params.power_level, - int, S_IRUGO); +module_param_named(power_level, iwlwifi_mod_params.power_level, int, 0444); MODULE_PARM_DESC(power_level, "default power save level (range from 1 - 5, default: 1)"); -module_param_named(fw_monitor, iwlwifi_mod_params.fw_monitor, bool, S_IRUGO); -MODULE_PARM_DESC(fw_monitor, - "firmware monitor - to debug FW (default: false - needs lots of memory)"); +module_param_named(disable_11ac, iwlwifi_mod_params.disable_11ac, bool, 0444); +MODULE_PARM_DESC(disable_11ac, "Disable VHT capabilities (default: false)"); -module_param_named(d0i3_timeout, iwlwifi_mod_params.d0i3_timeout, - uint, S_IRUGO); -MODULE_PARM_DESC(d0i3_timeout, "Timeout to D0i3 entry when idle (ms)"); +module_param_named(remove_when_gone, + iwlwifi_mod_params.remove_when_gone, bool, + 0444); +MODULE_PARM_DESC(remove_when_gone, + "Remove dev from PCIe bus if it is deemed inaccessible (default: false)"); -module_param_named(disable_11ac, iwlwifi_mod_params.disable_11ac, bool, +module_param_named(disable_11ax, iwlwifi_mod_params.disable_11ax, bool, S_IRUGO); -MODULE_PARM_DESC(disable_11ac, "Disable VHT capabilities (default: false)"); +MODULE_PARM_DESC(disable_11ax, "Disable HE capabilities (default: false)"); + +module_param_named(disable_11be, iwlwifi_mod_params.disable_11be, bool, 0444); +MODULE_PARM_DESC(disable_11be, "Disable EHT capabilities (default: false)"); |