1e705c121SKalle Valo /****************************************************************************** 2e705c121SKalle Valo * 3e705c121SKalle Valo * This file is provided under a dual BSD/GPLv2 license. When using or 4e705c121SKalle Valo * redistributing this file, you may do so under either license. 5e705c121SKalle Valo * 6e705c121SKalle Valo * GPL LICENSE SUMMARY 7e705c121SKalle Valo * 8e705c121SKalle Valo * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. 9e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 105ed47226SAyala Beker * Copyright(c) 2016 Intel Deutschland GmbH 11e705c121SKalle Valo * 12e705c121SKalle Valo * This program is free software; you can redistribute it and/or modify 13e705c121SKalle Valo * it under the terms of version 2 of the GNU General Public License as 14e705c121SKalle Valo * published by the Free Software Foundation. 15e705c121SKalle Valo * 16e705c121SKalle Valo * This program is distributed in the hope that it will be useful, but 17e705c121SKalle Valo * WITHOUT ANY WARRANTY; without even the implied warranty of 18e705c121SKalle Valo * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19e705c121SKalle Valo * General Public License for more details. 20e705c121SKalle Valo * 21e705c121SKalle Valo * You should have received a copy of the GNU General Public License 22e705c121SKalle Valo * along with this program; if not, write to the Free Software 23e705c121SKalle Valo * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 24e705c121SKalle Valo * USA 25e705c121SKalle Valo * 26e705c121SKalle Valo * The full GNU General Public License is included in this distribution 27e705c121SKalle Valo * in the file called COPYING. 28e705c121SKalle Valo * 29e705c121SKalle Valo * Contact Information: 30cb2f8277SEmmanuel Grumbach * Intel Linux Wireless <linuxwifi@intel.com> 31e705c121SKalle Valo * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 32e705c121SKalle Valo * 33e705c121SKalle Valo * BSD LICENSE 34e705c121SKalle Valo * 35e705c121SKalle Valo * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. 36e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 375ed47226SAyala Beker * Copyright(c) 2016 Intel Deutschland GmbH 38e705c121SKalle Valo * All rights reserved. 39e705c121SKalle Valo * 40e705c121SKalle Valo * Redistribution and use in source and binary forms, with or without 41e705c121SKalle Valo * modification, are permitted provided that the following conditions 42e705c121SKalle Valo * are met: 43e705c121SKalle Valo * 44e705c121SKalle Valo * * Redistributions of source code must retain the above copyright 45e705c121SKalle Valo * notice, this list of conditions and the following disclaimer. 46e705c121SKalle Valo * * Redistributions in binary form must reproduce the above copyright 47e705c121SKalle Valo * notice, this list of conditions and the following disclaimer in 48e705c121SKalle Valo * the documentation and/or other materials provided with the 49e705c121SKalle Valo * distribution. 50e705c121SKalle Valo * * Neither the name Intel Corporation nor the names of its 51e705c121SKalle Valo * contributors may be used to endorse or promote products derived 52e705c121SKalle Valo * from this software without specific prior written permission. 53e705c121SKalle Valo * 54e705c121SKalle Valo * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 55e705c121SKalle Valo * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 56e705c121SKalle Valo * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 57e705c121SKalle Valo * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 58e705c121SKalle Valo * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 59e705c121SKalle Valo * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 60e705c121SKalle Valo * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 61e705c121SKalle Valo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 62e705c121SKalle Valo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 63e705c121SKalle Valo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 64e705c121SKalle Valo * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 65e705c121SKalle Valo * 66e705c121SKalle Valo *****************************************************************************/ 67e705c121SKalle Valo #include <linux/completion.h> 68e705c121SKalle Valo #include <linux/dma-mapping.h> 69e705c121SKalle Valo #include <linux/firmware.h> 70e705c121SKalle Valo #include <linux/module.h> 71e705c121SKalle Valo #include <linux/vmalloc.h> 72e705c121SKalle Valo 73e705c121SKalle Valo #include "iwl-drv.h" 74e705c121SKalle Valo #include "iwl-csr.h" 75e705c121SKalle Valo #include "iwl-debug.h" 76e705c121SKalle Valo #include "iwl-trans.h" 77e705c121SKalle Valo #include "iwl-op-mode.h" 78e705c121SKalle Valo #include "iwl-agn-hw.h" 79e705c121SKalle Valo #include "iwl-fw.h" 80e705c121SKalle Valo #include "iwl-config.h" 81e705c121SKalle Valo #include "iwl-modparams.h" 82e705c121SKalle Valo 83e705c121SKalle Valo /****************************************************************************** 84e705c121SKalle Valo * 85e705c121SKalle Valo * module boiler plate 86e705c121SKalle Valo * 87e705c121SKalle Valo ******************************************************************************/ 88e705c121SKalle Valo 89e705c121SKalle Valo #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" 90e705c121SKalle Valo MODULE_DESCRIPTION(DRV_DESCRIPTION); 91e705c121SKalle Valo MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); 92e705c121SKalle Valo MODULE_LICENSE("GPL"); 93e705c121SKalle Valo 94e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 95e705c121SKalle Valo static struct dentry *iwl_dbgfs_root; 96e705c121SKalle Valo #endif 97e705c121SKalle Valo 98e705c121SKalle Valo /** 99e705c121SKalle Valo * struct iwl_drv - drv common data 100e705c121SKalle Valo * @list: list of drv structures using this opmode 101e705c121SKalle Valo * @fw: the iwl_fw structure 102e705c121SKalle Valo * @op_mode: the running op_mode 103e705c121SKalle Valo * @trans: transport layer 104e705c121SKalle Valo * @dev: for debug prints only 105e705c121SKalle Valo * @cfg: configuration struct 106e705c121SKalle Valo * @fw_index: firmware revision to try loading 107e705c121SKalle Valo * @firmware_name: composite filename of ucode file to load 108e705c121SKalle Valo * @request_firmware_complete: the firmware has been obtained from user space 109e705c121SKalle Valo */ 110e705c121SKalle Valo struct iwl_drv { 111e705c121SKalle Valo struct list_head list; 112e705c121SKalle Valo struct iwl_fw fw; 113e705c121SKalle Valo 114e705c121SKalle Valo struct iwl_op_mode *op_mode; 115e705c121SKalle Valo struct iwl_trans *trans; 116e705c121SKalle Valo struct device *dev; 117e705c121SKalle Valo const struct iwl_cfg *cfg; 118e705c121SKalle Valo 119e705c121SKalle Valo int fw_index; /* firmware we're trying to load */ 120e705c121SKalle Valo char firmware_name[32]; /* name of firmware file to load */ 121e705c121SKalle Valo 122e705c121SKalle Valo struct completion request_firmware_complete; 123e705c121SKalle Valo 124e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 125e705c121SKalle Valo struct dentry *dbgfs_drv; 126e705c121SKalle Valo struct dentry *dbgfs_trans; 127e705c121SKalle Valo struct dentry *dbgfs_op_mode; 128e705c121SKalle Valo #endif 129e705c121SKalle Valo }; 130e705c121SKalle Valo 131e705c121SKalle Valo enum { 132e705c121SKalle Valo DVM_OP_MODE = 0, 133e705c121SKalle Valo MVM_OP_MODE = 1, 134e705c121SKalle Valo }; 135e705c121SKalle Valo 136e705c121SKalle Valo /* Protects the table contents, i.e. the ops pointer & drv list */ 137e705c121SKalle Valo static struct mutex iwlwifi_opmode_table_mtx; 138e705c121SKalle Valo static struct iwlwifi_opmode_table { 139e705c121SKalle Valo const char *name; /* name: iwldvm, iwlmvm, etc */ 140e705c121SKalle Valo const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ 141e705c121SKalle Valo struct list_head drv; /* list of devices using this op_mode */ 142e705c121SKalle Valo } iwlwifi_opmode_table[] = { /* ops set when driver is initialized */ 143e705c121SKalle Valo [DVM_OP_MODE] = { .name = "iwldvm", .ops = NULL }, 144e705c121SKalle Valo [MVM_OP_MODE] = { .name = "iwlmvm", .ops = NULL }, 145e705c121SKalle Valo }; 146e705c121SKalle Valo 147e705c121SKalle Valo #define IWL_DEFAULT_SCAN_CHANNELS 40 148e705c121SKalle Valo 149e705c121SKalle Valo /* 150e705c121SKalle Valo * struct fw_sec: Just for the image parsing process. 151e705c121SKalle Valo * For the fw storage we are using struct fw_desc. 152e705c121SKalle Valo */ 153e705c121SKalle Valo struct fw_sec { 154e705c121SKalle Valo const void *data; /* the sec data */ 155e705c121SKalle Valo size_t size; /* section size */ 156e705c121SKalle Valo u32 offset; /* offset of writing in the device */ 157e705c121SKalle Valo }; 158e705c121SKalle Valo 159e705c121SKalle Valo static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc) 160e705c121SKalle Valo { 161e705c121SKalle Valo vfree(desc->data); 162e705c121SKalle Valo desc->data = NULL; 163e705c121SKalle Valo desc->len = 0; 164e705c121SKalle Valo } 165e705c121SKalle Valo 166e705c121SKalle Valo static void iwl_free_fw_img(struct iwl_drv *drv, struct fw_img *img) 167e705c121SKalle Valo { 168e705c121SKalle Valo int i; 169e705c121SKalle Valo for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) 170e705c121SKalle Valo iwl_free_fw_desc(drv, &img->sec[i]); 171e705c121SKalle Valo } 172e705c121SKalle Valo 173e705c121SKalle Valo static void iwl_dealloc_ucode(struct iwl_drv *drv) 174e705c121SKalle Valo { 175e705c121SKalle Valo int i; 176e705c121SKalle Valo 177e705c121SKalle Valo kfree(drv->fw.dbg_dest_tlv); 178e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) 179e705c121SKalle Valo kfree(drv->fw.dbg_conf_tlv[i]); 180e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) 181e705c121SKalle Valo kfree(drv->fw.dbg_trigger_tlv[i]); 182e705c121SKalle Valo 183e705c121SKalle Valo for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) 184e705c121SKalle Valo iwl_free_fw_img(drv, drv->fw.img + i); 185e705c121SKalle Valo } 186e705c121SKalle Valo 187e705c121SKalle Valo static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, 188e705c121SKalle Valo struct fw_sec *sec) 189e705c121SKalle Valo { 190e705c121SKalle Valo void *data; 191e705c121SKalle Valo 192e705c121SKalle Valo desc->data = NULL; 193e705c121SKalle Valo 194e705c121SKalle Valo if (!sec || !sec->size) 195e705c121SKalle Valo return -EINVAL; 196e705c121SKalle Valo 197e705c121SKalle Valo data = vmalloc(sec->size); 198e705c121SKalle Valo if (!data) 199e705c121SKalle Valo return -ENOMEM; 200e705c121SKalle Valo 201e705c121SKalle Valo desc->len = sec->size; 202e705c121SKalle Valo desc->offset = sec->offset; 203e705c121SKalle Valo memcpy(data, sec->data, desc->len); 204e705c121SKalle Valo desc->data = data; 205e705c121SKalle Valo 206e705c121SKalle Valo return 0; 207e705c121SKalle Valo } 208e705c121SKalle Valo 209e705c121SKalle Valo static void iwl_req_fw_callback(const struct firmware *ucode_raw, 210e705c121SKalle Valo void *context); 211e705c121SKalle Valo 212e705c121SKalle Valo #define UCODE_EXPERIMENTAL_INDEX 100 213e705c121SKalle Valo #define UCODE_EXPERIMENTAL_TAG "exp" 214e705c121SKalle Valo 215e705c121SKalle Valo static int iwl_request_firmware(struct iwl_drv *drv, bool first) 216e705c121SKalle Valo { 217e705c121SKalle Valo const char *name_pre = drv->cfg->fw_name_pre; 218e705c121SKalle Valo char tag[8]; 219e705c121SKalle Valo 220e705c121SKalle Valo if (first) { 221e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE 222e705c121SKalle Valo drv->fw_index = UCODE_EXPERIMENTAL_INDEX; 223e705c121SKalle Valo strcpy(tag, UCODE_EXPERIMENTAL_TAG); 224e705c121SKalle Valo } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { 225e705c121SKalle Valo #endif 226e705c121SKalle Valo drv->fw_index = drv->cfg->ucode_api_max; 227e705c121SKalle Valo sprintf(tag, "%d", drv->fw_index); 228e705c121SKalle Valo } else { 229e705c121SKalle Valo drv->fw_index--; 230e705c121SKalle Valo sprintf(tag, "%d", drv->fw_index); 231e705c121SKalle Valo } 232e705c121SKalle Valo 233e705c121SKalle Valo if (drv->fw_index < drv->cfg->ucode_api_min) { 234e705c121SKalle Valo IWL_ERR(drv, "no suitable firmware found!\n"); 235e705c121SKalle Valo return -ENOENT; 236e705c121SKalle Valo } 237e705c121SKalle Valo 238e705c121SKalle Valo snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", 239e705c121SKalle Valo name_pre, tag); 240e705c121SKalle Valo 241e705c121SKalle Valo /* 242e705c121SKalle Valo * Starting 8000B - FW name format has changed. This overwrites the 243e705c121SKalle Valo * previous name and uses the new format. 244e705c121SKalle Valo */ 245e705c121SKalle Valo if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) { 246e705c121SKalle Valo char rev_step = 'A' + CSR_HW_REV_STEP(drv->trans->hw_rev); 247e705c121SKalle Valo 2487e502e5bSOren Givon if (rev_step != 'A') 2497e502e5bSOren Givon snprintf(drv->firmware_name, 2507e502e5bSOren Givon sizeof(drv->firmware_name), "%s%c-%s.ucode", 2517e502e5bSOren Givon name_pre, rev_step, tag); 252e705c121SKalle Valo } 253e705c121SKalle Valo 254e705c121SKalle Valo IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", 255e705c121SKalle Valo (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) 256e705c121SKalle Valo ? "EXPERIMENTAL " : "", 257e705c121SKalle Valo drv->firmware_name); 258e705c121SKalle Valo 259e705c121SKalle Valo return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, 260e705c121SKalle Valo drv->trans->dev, 261e705c121SKalle Valo GFP_KERNEL, drv, iwl_req_fw_callback); 262e705c121SKalle Valo } 263e705c121SKalle Valo 264e705c121SKalle Valo struct fw_img_parsing { 265e705c121SKalle Valo struct fw_sec sec[IWL_UCODE_SECTION_MAX]; 266e705c121SKalle Valo int sec_counter; 267e705c121SKalle Valo }; 268e705c121SKalle Valo 269e705c121SKalle Valo /* 270e705c121SKalle Valo * struct fw_sec_parsing: to extract fw section and it's offset from tlv 271e705c121SKalle Valo */ 272e705c121SKalle Valo struct fw_sec_parsing { 273e705c121SKalle Valo __le32 offset; 274e705c121SKalle Valo const u8 data[]; 275e705c121SKalle Valo } __packed; 276e705c121SKalle Valo 277e705c121SKalle Valo /** 278e705c121SKalle Valo * struct iwl_tlv_calib_data - parse the default calib data from TLV 279e705c121SKalle Valo * 280e705c121SKalle Valo * @ucode_type: the uCode to which the following default calib relates. 281e705c121SKalle Valo * @calib: default calibrations. 282e705c121SKalle Valo */ 283e705c121SKalle Valo struct iwl_tlv_calib_data { 284e705c121SKalle Valo __le32 ucode_type; 285e705c121SKalle Valo struct iwl_tlv_calib_ctrl calib; 286e705c121SKalle Valo } __packed; 287e705c121SKalle Valo 288e705c121SKalle Valo struct iwl_firmware_pieces { 289e705c121SKalle Valo struct fw_img_parsing img[IWL_UCODE_TYPE_MAX]; 290e705c121SKalle Valo 291e705c121SKalle Valo u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; 292e705c121SKalle Valo u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; 293e705c121SKalle Valo 294e705c121SKalle Valo /* FW debug data parsed for driver usage */ 295e705c121SKalle Valo struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; 296e705c121SKalle Valo struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; 297e705c121SKalle Valo size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; 298e705c121SKalle Valo struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; 299e705c121SKalle Valo size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX]; 300e705c121SKalle Valo }; 301e705c121SKalle Valo 302e705c121SKalle Valo /* 303e705c121SKalle Valo * These functions are just to extract uCode section data from the pieces 304e705c121SKalle Valo * structure. 305e705c121SKalle Valo */ 306e705c121SKalle Valo static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, 307e705c121SKalle Valo enum iwl_ucode_type type, 308e705c121SKalle Valo int sec) 309e705c121SKalle Valo { 310e705c121SKalle Valo return &pieces->img[type].sec[sec]; 311e705c121SKalle Valo } 312e705c121SKalle Valo 313e705c121SKalle Valo static void set_sec_data(struct iwl_firmware_pieces *pieces, 314e705c121SKalle Valo enum iwl_ucode_type type, 315e705c121SKalle Valo int sec, 316e705c121SKalle Valo const void *data) 317e705c121SKalle Valo { 318e705c121SKalle Valo pieces->img[type].sec[sec].data = data; 319e705c121SKalle Valo } 320e705c121SKalle Valo 321e705c121SKalle Valo static void set_sec_size(struct iwl_firmware_pieces *pieces, 322e705c121SKalle Valo enum iwl_ucode_type type, 323e705c121SKalle Valo int sec, 324e705c121SKalle Valo size_t size) 325e705c121SKalle Valo { 326e705c121SKalle Valo pieces->img[type].sec[sec].size = size; 327e705c121SKalle Valo } 328e705c121SKalle Valo 329e705c121SKalle Valo static size_t get_sec_size(struct iwl_firmware_pieces *pieces, 330e705c121SKalle Valo enum iwl_ucode_type type, 331e705c121SKalle Valo int sec) 332e705c121SKalle Valo { 333e705c121SKalle Valo return pieces->img[type].sec[sec].size; 334e705c121SKalle Valo } 335e705c121SKalle Valo 336e705c121SKalle Valo static void set_sec_offset(struct iwl_firmware_pieces *pieces, 337e705c121SKalle Valo enum iwl_ucode_type type, 338e705c121SKalle Valo int sec, 339e705c121SKalle Valo u32 offset) 340e705c121SKalle Valo { 341e705c121SKalle Valo pieces->img[type].sec[sec].offset = offset; 342e705c121SKalle Valo } 343e705c121SKalle Valo 344e705c121SKalle Valo static int iwl_store_cscheme(struct iwl_fw *fw, const u8 *data, const u32 len) 345e705c121SKalle Valo { 346e705c121SKalle Valo int i, j; 347e705c121SKalle Valo struct iwl_fw_cscheme_list *l = (struct iwl_fw_cscheme_list *)data; 348e705c121SKalle Valo struct iwl_fw_cipher_scheme *fwcs; 349e705c121SKalle Valo struct ieee80211_cipher_scheme *cs; 350e705c121SKalle Valo u32 cipher; 351e705c121SKalle Valo 352e705c121SKalle Valo if (len < sizeof(*l) || 353e705c121SKalle Valo len < sizeof(l->size) + l->size * sizeof(l->cs[0])) 354e705c121SKalle Valo return -EINVAL; 355e705c121SKalle Valo 356e705c121SKalle Valo for (i = 0, j = 0; i < IWL_UCODE_MAX_CS && i < l->size; i++) { 357e705c121SKalle Valo fwcs = &l->cs[j]; 358e705c121SKalle Valo cipher = le32_to_cpu(fwcs->cipher); 359e705c121SKalle Valo 360e705c121SKalle Valo /* we skip schemes with zero cipher suite selector */ 361e705c121SKalle Valo if (!cipher) 362e705c121SKalle Valo continue; 363e705c121SKalle Valo 364e705c121SKalle Valo cs = &fw->cs[j++]; 365e705c121SKalle Valo cs->cipher = cipher; 366e705c121SKalle Valo cs->iftype = BIT(NL80211_IFTYPE_STATION); 367e705c121SKalle Valo cs->hdr_len = fwcs->hdr_len; 368e705c121SKalle Valo cs->pn_len = fwcs->pn_len; 369e705c121SKalle Valo cs->pn_off = fwcs->pn_off; 370e705c121SKalle Valo cs->key_idx_off = fwcs->key_idx_off; 371e705c121SKalle Valo cs->key_idx_mask = fwcs->key_idx_mask; 372e705c121SKalle Valo cs->key_idx_shift = fwcs->key_idx_shift; 373e705c121SKalle Valo cs->mic_len = fwcs->mic_len; 374e705c121SKalle Valo } 375e705c121SKalle Valo 376e705c121SKalle Valo return 0; 377e705c121SKalle Valo } 378e705c121SKalle Valo 3795ed47226SAyala Beker static void iwl_store_gscan_capa(struct iwl_fw *fw, const u8 *data, 380e705c121SKalle Valo const u32 len) 381e705c121SKalle Valo { 382e705c121SKalle Valo struct iwl_fw_gscan_capabilities *fw_capa = (void *)data; 383e705c121SKalle Valo struct iwl_gscan_capabilities *capa = &fw->gscan_capa; 384e705c121SKalle Valo 385e705c121SKalle Valo capa->max_scan_cache_size = le32_to_cpu(fw_capa->max_scan_cache_size); 386e705c121SKalle Valo capa->max_scan_buckets = le32_to_cpu(fw_capa->max_scan_buckets); 387e705c121SKalle Valo capa->max_ap_cache_per_scan = 388e705c121SKalle Valo le32_to_cpu(fw_capa->max_ap_cache_per_scan); 389e705c121SKalle Valo capa->max_rssi_sample_size = le32_to_cpu(fw_capa->max_rssi_sample_size); 390e705c121SKalle Valo capa->max_scan_reporting_threshold = 391e705c121SKalle Valo le32_to_cpu(fw_capa->max_scan_reporting_threshold); 392e705c121SKalle Valo capa->max_hotlist_aps = le32_to_cpu(fw_capa->max_hotlist_aps); 393e705c121SKalle Valo capa->max_significant_change_aps = 394e705c121SKalle Valo le32_to_cpu(fw_capa->max_significant_change_aps); 395e705c121SKalle Valo capa->max_bssid_history_entries = 396e705c121SKalle Valo le32_to_cpu(fw_capa->max_bssid_history_entries); 3975ed47226SAyala Beker capa->max_hotlist_ssids = le32_to_cpu(fw_capa->max_hotlist_ssids); 3985ed47226SAyala Beker capa->max_number_epno_networks = 3995ed47226SAyala Beker le32_to_cpu(fw_capa->max_number_epno_networks); 4005ed47226SAyala Beker capa->max_number_epno_networks_by_ssid = 4015ed47226SAyala Beker le32_to_cpu(fw_capa->max_number_epno_networks_by_ssid); 4025ed47226SAyala Beker capa->max_number_of_white_listed_ssid = 4035ed47226SAyala Beker le32_to_cpu(fw_capa->max_number_of_white_listed_ssid); 4045ed47226SAyala Beker capa->max_number_of_black_listed_ssid = 4055ed47226SAyala Beker le32_to_cpu(fw_capa->max_number_of_black_listed_ssid); 406e705c121SKalle Valo } 407e705c121SKalle Valo 408e705c121SKalle Valo /* 409e705c121SKalle Valo * Gets uCode section from tlv. 410e705c121SKalle Valo */ 411e705c121SKalle Valo static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, 412e705c121SKalle Valo const void *data, enum iwl_ucode_type type, 413e705c121SKalle Valo int size) 414e705c121SKalle Valo { 415e705c121SKalle Valo struct fw_img_parsing *img; 416e705c121SKalle Valo struct fw_sec *sec; 417e705c121SKalle Valo struct fw_sec_parsing *sec_parse; 418e705c121SKalle Valo 419e705c121SKalle Valo if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) 420e705c121SKalle Valo return -1; 421e705c121SKalle Valo 422e705c121SKalle Valo sec_parse = (struct fw_sec_parsing *)data; 423e705c121SKalle Valo 424e705c121SKalle Valo img = &pieces->img[type]; 425e705c121SKalle Valo sec = &img->sec[img->sec_counter]; 426e705c121SKalle Valo 427e705c121SKalle Valo sec->offset = le32_to_cpu(sec_parse->offset); 428e705c121SKalle Valo sec->data = sec_parse->data; 429e705c121SKalle Valo sec->size = size - sizeof(sec_parse->offset); 430e705c121SKalle Valo 431e705c121SKalle Valo ++img->sec_counter; 432e705c121SKalle Valo 433e705c121SKalle Valo return 0; 434e705c121SKalle Valo } 435e705c121SKalle Valo 436e705c121SKalle Valo static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) 437e705c121SKalle Valo { 438e705c121SKalle Valo struct iwl_tlv_calib_data *def_calib = 439e705c121SKalle Valo (struct iwl_tlv_calib_data *)data; 440e705c121SKalle Valo u32 ucode_type = le32_to_cpu(def_calib->ucode_type); 441e705c121SKalle Valo if (ucode_type >= IWL_UCODE_TYPE_MAX) { 442e705c121SKalle Valo IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", 443e705c121SKalle Valo ucode_type); 444e705c121SKalle Valo return -EINVAL; 445e705c121SKalle Valo } 446e705c121SKalle Valo drv->fw.default_calib[ucode_type].flow_trigger = 447e705c121SKalle Valo def_calib->calib.flow_trigger; 448e705c121SKalle Valo drv->fw.default_calib[ucode_type].event_trigger = 449e705c121SKalle Valo def_calib->calib.event_trigger; 450e705c121SKalle Valo 451e705c121SKalle Valo return 0; 452e705c121SKalle Valo } 453e705c121SKalle Valo 454e705c121SKalle Valo static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data, 455e705c121SKalle Valo struct iwl_ucode_capabilities *capa) 456e705c121SKalle Valo { 457e705c121SKalle Valo const struct iwl_ucode_api *ucode_api = (void *)data; 458e705c121SKalle Valo u32 api_index = le32_to_cpu(ucode_api->api_index); 459e705c121SKalle Valo u32 api_flags = le32_to_cpu(ucode_api->api_flags); 460e705c121SKalle Valo int i; 461e705c121SKalle Valo 462e705c121SKalle Valo if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_API, 32)) { 46320f4d39aSJohannes Berg IWL_ERR(drv, 46420f4d39aSJohannes Berg "api flags index %d larger than supported by driver\n", 46520f4d39aSJohannes Berg api_index); 466e705c121SKalle Valo /* don't return an error so we can load FW that has more bits */ 467e705c121SKalle Valo return 0; 468e705c121SKalle Valo } 469e705c121SKalle Valo 470e705c121SKalle Valo for (i = 0; i < 32; i++) { 471e705c121SKalle Valo if (api_flags & BIT(i)) 472e705c121SKalle Valo __set_bit(i + 32 * api_index, capa->_api); 473e705c121SKalle Valo } 474e705c121SKalle Valo 475e705c121SKalle Valo return 0; 476e705c121SKalle Valo } 477e705c121SKalle Valo 478e705c121SKalle Valo static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data, 479e705c121SKalle Valo struct iwl_ucode_capabilities *capa) 480e705c121SKalle Valo { 481e705c121SKalle Valo const struct iwl_ucode_capa *ucode_capa = (void *)data; 482e705c121SKalle Valo u32 api_index = le32_to_cpu(ucode_capa->api_index); 483e705c121SKalle Valo u32 api_flags = le32_to_cpu(ucode_capa->api_capa); 484e705c121SKalle Valo int i; 485e705c121SKalle Valo 486e705c121SKalle Valo if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_CAPA, 32)) { 48720f4d39aSJohannes Berg IWL_ERR(drv, 48820f4d39aSJohannes Berg "capa flags index %d larger than supported by driver\n", 48920f4d39aSJohannes Berg api_index); 490e705c121SKalle Valo /* don't return an error so we can load FW that has more bits */ 491e705c121SKalle Valo return 0; 492e705c121SKalle Valo } 493e705c121SKalle Valo 494e705c121SKalle Valo for (i = 0; i < 32; i++) { 495e705c121SKalle Valo if (api_flags & BIT(i)) 496e705c121SKalle Valo __set_bit(i + 32 * api_index, capa->_capa); 497e705c121SKalle Valo } 498e705c121SKalle Valo 499e705c121SKalle Valo return 0; 500e705c121SKalle Valo } 501e705c121SKalle Valo 502e705c121SKalle Valo static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, 503e705c121SKalle Valo const struct firmware *ucode_raw, 504e705c121SKalle Valo struct iwl_firmware_pieces *pieces) 505e705c121SKalle Valo { 506e705c121SKalle Valo struct iwl_ucode_header *ucode = (void *)ucode_raw->data; 507e705c121SKalle Valo u32 api_ver, hdr_size, build; 508e705c121SKalle Valo char buildstr[25]; 509e705c121SKalle Valo const u8 *src; 510e705c121SKalle Valo 511e705c121SKalle Valo drv->fw.ucode_ver = le32_to_cpu(ucode->ver); 512e705c121SKalle Valo api_ver = IWL_UCODE_API(drv->fw.ucode_ver); 513e705c121SKalle Valo 514e705c121SKalle Valo switch (api_ver) { 515e705c121SKalle Valo default: 516e705c121SKalle Valo hdr_size = 28; 517e705c121SKalle Valo if (ucode_raw->size < hdr_size) { 518e705c121SKalle Valo IWL_ERR(drv, "File size too small!\n"); 519e705c121SKalle Valo return -EINVAL; 520e705c121SKalle Valo } 521e705c121SKalle Valo build = le32_to_cpu(ucode->u.v2.build); 522e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, 523e705c121SKalle Valo le32_to_cpu(ucode->u.v2.inst_size)); 524e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, 525e705c121SKalle Valo le32_to_cpu(ucode->u.v2.data_size)); 526e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, 527e705c121SKalle Valo le32_to_cpu(ucode->u.v2.init_size)); 528e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, 529e705c121SKalle Valo le32_to_cpu(ucode->u.v2.init_data_size)); 530e705c121SKalle Valo src = ucode->u.v2.data; 531e705c121SKalle Valo break; 532e705c121SKalle Valo case 0: 533e705c121SKalle Valo case 1: 534e705c121SKalle Valo case 2: 535e705c121SKalle Valo hdr_size = 24; 536e705c121SKalle Valo if (ucode_raw->size < hdr_size) { 537e705c121SKalle Valo IWL_ERR(drv, "File size too small!\n"); 538e705c121SKalle Valo return -EINVAL; 539e705c121SKalle Valo } 540e705c121SKalle Valo build = 0; 541e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, 542e705c121SKalle Valo le32_to_cpu(ucode->u.v1.inst_size)); 543e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, 544e705c121SKalle Valo le32_to_cpu(ucode->u.v1.data_size)); 545e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, 546e705c121SKalle Valo le32_to_cpu(ucode->u.v1.init_size)); 547e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, 548e705c121SKalle Valo le32_to_cpu(ucode->u.v1.init_data_size)); 549e705c121SKalle Valo src = ucode->u.v1.data; 550e705c121SKalle Valo break; 551e705c121SKalle Valo } 552e705c121SKalle Valo 553e705c121SKalle Valo if (build) 554e705c121SKalle Valo sprintf(buildstr, " build %u%s", build, 555e705c121SKalle Valo (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) 556e705c121SKalle Valo ? " (EXP)" : ""); 557e705c121SKalle Valo else 558e705c121SKalle Valo buildstr[0] = '\0'; 559e705c121SKalle Valo 560e705c121SKalle Valo snprintf(drv->fw.fw_version, 561e705c121SKalle Valo sizeof(drv->fw.fw_version), 562e705c121SKalle Valo "%u.%u.%u.%u%s", 563e705c121SKalle Valo IWL_UCODE_MAJOR(drv->fw.ucode_ver), 564e705c121SKalle Valo IWL_UCODE_MINOR(drv->fw.ucode_ver), 565e705c121SKalle Valo IWL_UCODE_API(drv->fw.ucode_ver), 566e705c121SKalle Valo IWL_UCODE_SERIAL(drv->fw.ucode_ver), 567e705c121SKalle Valo buildstr); 568e705c121SKalle Valo 569e705c121SKalle Valo /* Verify size of file vs. image size info in file's header */ 570e705c121SKalle Valo 571e705c121SKalle Valo if (ucode_raw->size != hdr_size + 572e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) + 573e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) + 574e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) + 575e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) { 576e705c121SKalle Valo 577e705c121SKalle Valo IWL_ERR(drv, 578e705c121SKalle Valo "uCode file size %d does not match expected size\n", 579e705c121SKalle Valo (int)ucode_raw->size); 580e705c121SKalle Valo return -EINVAL; 581e705c121SKalle Valo } 582e705c121SKalle Valo 583e705c121SKalle Valo 584e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src); 585e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST); 586e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, 587e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 588e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src); 589e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA); 590e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, 591e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 592e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src); 593e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST); 594e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, 595e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 596e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src); 597e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA); 598e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, 599e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 600e705c121SKalle Valo return 0; 601e705c121SKalle Valo } 602e705c121SKalle Valo 603e705c121SKalle Valo static int iwl_parse_tlv_firmware(struct iwl_drv *drv, 604e705c121SKalle Valo const struct firmware *ucode_raw, 605e705c121SKalle Valo struct iwl_firmware_pieces *pieces, 606e6eb8ca9SGolan Ben-Ami struct iwl_ucode_capabilities *capa, 607e6eb8ca9SGolan Ben-Ami bool *usniffer_images) 608e705c121SKalle Valo { 609e705c121SKalle Valo struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; 610e705c121SKalle Valo struct iwl_ucode_tlv *tlv; 611e705c121SKalle Valo size_t len = ucode_raw->size; 612e705c121SKalle Valo const u8 *data; 613e705c121SKalle Valo u32 tlv_len; 614e705c121SKalle Valo u32 usniffer_img; 615e705c121SKalle Valo enum iwl_ucode_tlv_type tlv_type; 616e705c121SKalle Valo const u8 *tlv_data; 617e705c121SKalle Valo char buildstr[25]; 618e705c121SKalle Valo u32 build, paging_mem_size; 619e705c121SKalle Valo int num_of_cpus; 620e705c121SKalle Valo bool usniffer_req = false; 621e705c121SKalle Valo bool gscan_capa = false; 622e705c121SKalle Valo 623e705c121SKalle Valo if (len < sizeof(*ucode)) { 624e705c121SKalle Valo IWL_ERR(drv, "uCode has invalid length: %zd\n", len); 625e705c121SKalle Valo return -EINVAL; 626e705c121SKalle Valo } 627e705c121SKalle Valo 628e705c121SKalle Valo if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) { 629e705c121SKalle Valo IWL_ERR(drv, "invalid uCode magic: 0X%x\n", 630e705c121SKalle Valo le32_to_cpu(ucode->magic)); 631e705c121SKalle Valo return -EINVAL; 632e705c121SKalle Valo } 633e705c121SKalle Valo 634e705c121SKalle Valo drv->fw.ucode_ver = le32_to_cpu(ucode->ver); 635e705c121SKalle Valo memcpy(drv->fw.human_readable, ucode->human_readable, 636e705c121SKalle Valo sizeof(drv->fw.human_readable)); 637e705c121SKalle Valo build = le32_to_cpu(ucode->build); 638e705c121SKalle Valo 639e705c121SKalle Valo if (build) 640e705c121SKalle Valo sprintf(buildstr, " build %u%s", build, 641e705c121SKalle Valo (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) 642e705c121SKalle Valo ? " (EXP)" : ""); 643e705c121SKalle Valo else 644e705c121SKalle Valo buildstr[0] = '\0'; 645e705c121SKalle Valo 646e705c121SKalle Valo snprintf(drv->fw.fw_version, 647e705c121SKalle Valo sizeof(drv->fw.fw_version), 648e705c121SKalle Valo "%u.%u.%u.%u%s", 649e705c121SKalle Valo IWL_UCODE_MAJOR(drv->fw.ucode_ver), 650e705c121SKalle Valo IWL_UCODE_MINOR(drv->fw.ucode_ver), 651e705c121SKalle Valo IWL_UCODE_API(drv->fw.ucode_ver), 652e705c121SKalle Valo IWL_UCODE_SERIAL(drv->fw.ucode_ver), 653e705c121SKalle Valo buildstr); 654e705c121SKalle Valo 655e705c121SKalle Valo data = ucode->data; 656e705c121SKalle Valo 657e705c121SKalle Valo len -= sizeof(*ucode); 658e705c121SKalle Valo 659e705c121SKalle Valo while (len >= sizeof(*tlv)) { 660e705c121SKalle Valo len -= sizeof(*tlv); 661e705c121SKalle Valo tlv = (void *)data; 662e705c121SKalle Valo 663e705c121SKalle Valo tlv_len = le32_to_cpu(tlv->length); 664e705c121SKalle Valo tlv_type = le32_to_cpu(tlv->type); 665e705c121SKalle Valo tlv_data = tlv->data; 666e705c121SKalle Valo 667e705c121SKalle Valo if (len < tlv_len) { 668e705c121SKalle Valo IWL_ERR(drv, "invalid TLV len: %zd/%u\n", 669e705c121SKalle Valo len, tlv_len); 670e705c121SKalle Valo return -EINVAL; 671e705c121SKalle Valo } 672e705c121SKalle Valo len -= ALIGN(tlv_len, 4); 673e705c121SKalle Valo data += sizeof(*tlv) + ALIGN(tlv_len, 4); 674e705c121SKalle Valo 675e705c121SKalle Valo switch (tlv_type) { 676e705c121SKalle Valo case IWL_UCODE_TLV_INST: 677e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, 678e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_data); 679e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, 680e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_len); 681e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, 682e705c121SKalle Valo IWL_UCODE_SECTION_INST, 683e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 684e705c121SKalle Valo break; 685e705c121SKalle Valo case IWL_UCODE_TLV_DATA: 686e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, 687e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_data); 688e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, 689e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_len); 690e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, 691e705c121SKalle Valo IWL_UCODE_SECTION_DATA, 692e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 693e705c121SKalle Valo break; 694e705c121SKalle Valo case IWL_UCODE_TLV_INIT: 695e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, 696e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_data); 697e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, 698e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_len); 699e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, 700e705c121SKalle Valo IWL_UCODE_SECTION_INST, 701e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 702e705c121SKalle Valo break; 703e705c121SKalle Valo case IWL_UCODE_TLV_INIT_DATA: 704e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, 705e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_data); 706e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, 707e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_len); 708e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, 709e705c121SKalle Valo IWL_UCODE_SECTION_DATA, 710e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 711e705c121SKalle Valo break; 712e705c121SKalle Valo case IWL_UCODE_TLV_BOOT: 713e705c121SKalle Valo IWL_ERR(drv, "Found unexpected BOOT ucode\n"); 714e705c121SKalle Valo break; 715e705c121SKalle Valo case IWL_UCODE_TLV_PROBE_MAX_LEN: 716e705c121SKalle Valo if (tlv_len != sizeof(u32)) 717e705c121SKalle Valo goto invalid_tlv_len; 718e705c121SKalle Valo capa->max_probe_length = 719e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 720e705c121SKalle Valo break; 721e705c121SKalle Valo case IWL_UCODE_TLV_PAN: 722e705c121SKalle Valo if (tlv_len) 723e705c121SKalle Valo goto invalid_tlv_len; 724e705c121SKalle Valo capa->flags |= IWL_UCODE_TLV_FLAGS_PAN; 725e705c121SKalle Valo break; 726e705c121SKalle Valo case IWL_UCODE_TLV_FLAGS: 727e705c121SKalle Valo /* must be at least one u32 */ 728e705c121SKalle Valo if (tlv_len < sizeof(u32)) 729e705c121SKalle Valo goto invalid_tlv_len; 730e705c121SKalle Valo /* and a proper number of u32s */ 731e705c121SKalle Valo if (tlv_len % sizeof(u32)) 732e705c121SKalle Valo goto invalid_tlv_len; 733e705c121SKalle Valo /* 734e705c121SKalle Valo * This driver only reads the first u32 as 735e705c121SKalle Valo * right now no more features are defined, 736e705c121SKalle Valo * if that changes then either the driver 737e705c121SKalle Valo * will not work with the new firmware, or 738e705c121SKalle Valo * it'll not take advantage of new features. 739e705c121SKalle Valo */ 740e705c121SKalle Valo capa->flags = le32_to_cpup((__le32 *)tlv_data); 741e705c121SKalle Valo break; 742e705c121SKalle Valo case IWL_UCODE_TLV_API_CHANGES_SET: 743e705c121SKalle Valo if (tlv_len != sizeof(struct iwl_ucode_api)) 744e705c121SKalle Valo goto invalid_tlv_len; 745e705c121SKalle Valo if (iwl_set_ucode_api_flags(drv, tlv_data, capa)) 746e705c121SKalle Valo goto tlv_error; 747e705c121SKalle Valo break; 748e705c121SKalle Valo case IWL_UCODE_TLV_ENABLED_CAPABILITIES: 749e705c121SKalle Valo if (tlv_len != sizeof(struct iwl_ucode_capa)) 750e705c121SKalle Valo goto invalid_tlv_len; 751e705c121SKalle Valo if (iwl_set_ucode_capabilities(drv, tlv_data, capa)) 752e705c121SKalle Valo goto tlv_error; 753e705c121SKalle Valo break; 754e705c121SKalle Valo case IWL_UCODE_TLV_INIT_EVTLOG_PTR: 755e705c121SKalle Valo if (tlv_len != sizeof(u32)) 756e705c121SKalle Valo goto invalid_tlv_len; 757e705c121SKalle Valo pieces->init_evtlog_ptr = 758e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 759e705c121SKalle Valo break; 760e705c121SKalle Valo case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: 761e705c121SKalle Valo if (tlv_len != sizeof(u32)) 762e705c121SKalle Valo goto invalid_tlv_len; 763e705c121SKalle Valo pieces->init_evtlog_size = 764e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 765e705c121SKalle Valo break; 766e705c121SKalle Valo case IWL_UCODE_TLV_INIT_ERRLOG_PTR: 767e705c121SKalle Valo if (tlv_len != sizeof(u32)) 768e705c121SKalle Valo goto invalid_tlv_len; 769e705c121SKalle Valo pieces->init_errlog_ptr = 770e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 771e705c121SKalle Valo break; 772e705c121SKalle Valo case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: 773e705c121SKalle Valo if (tlv_len != sizeof(u32)) 774e705c121SKalle Valo goto invalid_tlv_len; 775e705c121SKalle Valo pieces->inst_evtlog_ptr = 776e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 777e705c121SKalle Valo break; 778e705c121SKalle Valo case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: 779e705c121SKalle Valo if (tlv_len != sizeof(u32)) 780e705c121SKalle Valo goto invalid_tlv_len; 781e705c121SKalle Valo pieces->inst_evtlog_size = 782e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 783e705c121SKalle Valo break; 784e705c121SKalle Valo case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: 785e705c121SKalle Valo if (tlv_len != sizeof(u32)) 786e705c121SKalle Valo goto invalid_tlv_len; 787e705c121SKalle Valo pieces->inst_errlog_ptr = 788e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 789e705c121SKalle Valo break; 790e705c121SKalle Valo case IWL_UCODE_TLV_ENHANCE_SENS_TBL: 791e705c121SKalle Valo if (tlv_len) 792e705c121SKalle Valo goto invalid_tlv_len; 793e705c121SKalle Valo drv->fw.enhance_sensitivity_table = true; 794e705c121SKalle Valo break; 795e705c121SKalle Valo case IWL_UCODE_TLV_WOWLAN_INST: 796e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_WOWLAN, 797e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_data); 798e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_WOWLAN, 799e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_len); 800e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_WOWLAN, 801e705c121SKalle Valo IWL_UCODE_SECTION_INST, 802e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 803e705c121SKalle Valo break; 804e705c121SKalle Valo case IWL_UCODE_TLV_WOWLAN_DATA: 805e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_WOWLAN, 806e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_data); 807e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_WOWLAN, 808e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_len); 809e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_WOWLAN, 810e705c121SKalle Valo IWL_UCODE_SECTION_DATA, 811e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 812e705c121SKalle Valo break; 813e705c121SKalle Valo case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE: 814e705c121SKalle Valo if (tlv_len != sizeof(u32)) 815e705c121SKalle Valo goto invalid_tlv_len; 816e705c121SKalle Valo capa->standard_phy_calibration_size = 817e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 818e705c121SKalle Valo break; 819e705c121SKalle Valo case IWL_UCODE_TLV_SEC_RT: 820e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, 821e705c121SKalle Valo tlv_len); 822e705c121SKalle Valo drv->fw.mvm_fw = true; 823e705c121SKalle Valo break; 824e705c121SKalle Valo case IWL_UCODE_TLV_SEC_INIT: 825e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, 826e705c121SKalle Valo tlv_len); 827e705c121SKalle Valo drv->fw.mvm_fw = true; 828e705c121SKalle Valo break; 829e705c121SKalle Valo case IWL_UCODE_TLV_SEC_WOWLAN: 830e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, 831e705c121SKalle Valo tlv_len); 832e705c121SKalle Valo drv->fw.mvm_fw = true; 833e705c121SKalle Valo break; 834e705c121SKalle Valo case IWL_UCODE_TLV_DEF_CALIB: 835e705c121SKalle Valo if (tlv_len != sizeof(struct iwl_tlv_calib_data)) 836e705c121SKalle Valo goto invalid_tlv_len; 837e705c121SKalle Valo if (iwl_set_default_calib(drv, tlv_data)) 838e705c121SKalle Valo goto tlv_error; 839e705c121SKalle Valo break; 840e705c121SKalle Valo case IWL_UCODE_TLV_PHY_SKU: 841e705c121SKalle Valo if (tlv_len != sizeof(u32)) 842e705c121SKalle Valo goto invalid_tlv_len; 843e705c121SKalle Valo drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); 844e705c121SKalle Valo drv->fw.valid_tx_ant = (drv->fw.phy_config & 845e705c121SKalle Valo FW_PHY_CFG_TX_CHAIN) >> 846e705c121SKalle Valo FW_PHY_CFG_TX_CHAIN_POS; 847e705c121SKalle Valo drv->fw.valid_rx_ant = (drv->fw.phy_config & 848e705c121SKalle Valo FW_PHY_CFG_RX_CHAIN) >> 849e705c121SKalle Valo FW_PHY_CFG_RX_CHAIN_POS; 850e705c121SKalle Valo break; 851e705c121SKalle Valo case IWL_UCODE_TLV_SECURE_SEC_RT: 852e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, 853e705c121SKalle Valo tlv_len); 854e705c121SKalle Valo drv->fw.mvm_fw = true; 855e705c121SKalle Valo break; 856e705c121SKalle Valo case IWL_UCODE_TLV_SECURE_SEC_INIT: 857e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, 858e705c121SKalle Valo tlv_len); 859e705c121SKalle Valo drv->fw.mvm_fw = true; 860e705c121SKalle Valo break; 861e705c121SKalle Valo case IWL_UCODE_TLV_SECURE_SEC_WOWLAN: 862e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, 863e705c121SKalle Valo tlv_len); 864e705c121SKalle Valo drv->fw.mvm_fw = true; 865e705c121SKalle Valo break; 866e705c121SKalle Valo case IWL_UCODE_TLV_NUM_OF_CPU: 867e705c121SKalle Valo if (tlv_len != sizeof(u32)) 868e705c121SKalle Valo goto invalid_tlv_len; 869e705c121SKalle Valo num_of_cpus = 870e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 871e705c121SKalle Valo 872e705c121SKalle Valo if (num_of_cpus == 2) { 873e705c121SKalle Valo drv->fw.img[IWL_UCODE_REGULAR].is_dual_cpus = 874e705c121SKalle Valo true; 875e705c121SKalle Valo drv->fw.img[IWL_UCODE_INIT].is_dual_cpus = 876e705c121SKalle Valo true; 877e705c121SKalle Valo drv->fw.img[IWL_UCODE_WOWLAN].is_dual_cpus = 878e705c121SKalle Valo true; 879e705c121SKalle Valo } else if ((num_of_cpus > 2) || (num_of_cpus < 1)) { 880e705c121SKalle Valo IWL_ERR(drv, "Driver support upto 2 CPUs\n"); 881e705c121SKalle Valo return -EINVAL; 882e705c121SKalle Valo } 883e705c121SKalle Valo break; 884e705c121SKalle Valo case IWL_UCODE_TLV_CSCHEME: 885e705c121SKalle Valo if (iwl_store_cscheme(&drv->fw, tlv_data, tlv_len)) 886e705c121SKalle Valo goto invalid_tlv_len; 887e705c121SKalle Valo break; 888e705c121SKalle Valo case IWL_UCODE_TLV_N_SCAN_CHANNELS: 889e705c121SKalle Valo if (tlv_len != sizeof(u32)) 890e705c121SKalle Valo goto invalid_tlv_len; 891e705c121SKalle Valo capa->n_scan_channels = 892e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 893e705c121SKalle Valo break; 894e705c121SKalle Valo case IWL_UCODE_TLV_FW_VERSION: { 895e705c121SKalle Valo __le32 *ptr = (void *)tlv_data; 896e705c121SKalle Valo u32 major, minor; 897e705c121SKalle Valo u8 local_comp; 898e705c121SKalle Valo 899e705c121SKalle Valo if (tlv_len != sizeof(u32) * 3) 900e705c121SKalle Valo goto invalid_tlv_len; 901e705c121SKalle Valo 902e705c121SKalle Valo major = le32_to_cpup(ptr++); 903e705c121SKalle Valo minor = le32_to_cpup(ptr++); 904e705c121SKalle Valo local_comp = le32_to_cpup(ptr); 905e705c121SKalle Valo 906e705c121SKalle Valo snprintf(drv->fw.fw_version, 907e705c121SKalle Valo sizeof(drv->fw.fw_version), "%u.%u.%u", 908e705c121SKalle Valo major, minor, local_comp); 909e705c121SKalle Valo break; 910e705c121SKalle Valo } 911e705c121SKalle Valo case IWL_UCODE_TLV_FW_DBG_DEST: { 912e705c121SKalle Valo struct iwl_fw_dbg_dest_tlv *dest = (void *)tlv_data; 913e705c121SKalle Valo 914e705c121SKalle Valo if (pieces->dbg_dest_tlv) { 915e705c121SKalle Valo IWL_ERR(drv, 916e705c121SKalle Valo "dbg destination ignored, already exists\n"); 917e705c121SKalle Valo break; 918e705c121SKalle Valo } 919e705c121SKalle Valo 920e705c121SKalle Valo pieces->dbg_dest_tlv = dest; 921e705c121SKalle Valo IWL_INFO(drv, "Found debug destination: %s\n", 922e705c121SKalle Valo get_fw_dbg_mode_string(dest->monitor_mode)); 923e705c121SKalle Valo 924e705c121SKalle Valo drv->fw.dbg_dest_reg_num = 925e705c121SKalle Valo tlv_len - offsetof(struct iwl_fw_dbg_dest_tlv, 926e705c121SKalle Valo reg_ops); 927e705c121SKalle Valo drv->fw.dbg_dest_reg_num /= 928e705c121SKalle Valo sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]); 929e705c121SKalle Valo 930e705c121SKalle Valo break; 931e705c121SKalle Valo } 932e705c121SKalle Valo case IWL_UCODE_TLV_FW_DBG_CONF: { 933e705c121SKalle Valo struct iwl_fw_dbg_conf_tlv *conf = (void *)tlv_data; 934e705c121SKalle Valo 935e705c121SKalle Valo if (!pieces->dbg_dest_tlv) { 936e705c121SKalle Valo IWL_ERR(drv, 937e705c121SKalle Valo "Ignore dbg config %d - no destination configured\n", 938e705c121SKalle Valo conf->id); 939e705c121SKalle Valo break; 940e705c121SKalle Valo } 941e705c121SKalle Valo 942e705c121SKalle Valo if (conf->id >= ARRAY_SIZE(drv->fw.dbg_conf_tlv)) { 943e705c121SKalle Valo IWL_ERR(drv, 944e705c121SKalle Valo "Skip unknown configuration: %d\n", 945e705c121SKalle Valo conf->id); 946e705c121SKalle Valo break; 947e705c121SKalle Valo } 948e705c121SKalle Valo 949e705c121SKalle Valo if (pieces->dbg_conf_tlv[conf->id]) { 950e705c121SKalle Valo IWL_ERR(drv, 951e705c121SKalle Valo "Ignore duplicate dbg config %d\n", 952e705c121SKalle Valo conf->id); 953e705c121SKalle Valo break; 954e705c121SKalle Valo } 955e705c121SKalle Valo 956e705c121SKalle Valo if (conf->usniffer) 957e705c121SKalle Valo usniffer_req = true; 958e705c121SKalle Valo 959e705c121SKalle Valo IWL_INFO(drv, "Found debug configuration: %d\n", 960e705c121SKalle Valo conf->id); 961e705c121SKalle Valo 962e705c121SKalle Valo pieces->dbg_conf_tlv[conf->id] = conf; 963e705c121SKalle Valo pieces->dbg_conf_tlv_len[conf->id] = tlv_len; 964e705c121SKalle Valo break; 965e705c121SKalle Valo } 966e705c121SKalle Valo case IWL_UCODE_TLV_FW_DBG_TRIGGER: { 967e705c121SKalle Valo struct iwl_fw_dbg_trigger_tlv *trigger = 968e705c121SKalle Valo (void *)tlv_data; 969e705c121SKalle Valo u32 trigger_id = le32_to_cpu(trigger->id); 970e705c121SKalle Valo 971e705c121SKalle Valo if (trigger_id >= ARRAY_SIZE(drv->fw.dbg_trigger_tlv)) { 972e705c121SKalle Valo IWL_ERR(drv, 973e705c121SKalle Valo "Skip unknown trigger: %u\n", 974e705c121SKalle Valo trigger->id); 975e705c121SKalle Valo break; 976e705c121SKalle Valo } 977e705c121SKalle Valo 978e705c121SKalle Valo if (pieces->dbg_trigger_tlv[trigger_id]) { 979e705c121SKalle Valo IWL_ERR(drv, 980e705c121SKalle Valo "Ignore duplicate dbg trigger %u\n", 981e705c121SKalle Valo trigger->id); 982e705c121SKalle Valo break; 983e705c121SKalle Valo } 984e705c121SKalle Valo 985e705c121SKalle Valo IWL_INFO(drv, "Found debug trigger: %u\n", trigger->id); 986e705c121SKalle Valo 987e705c121SKalle Valo pieces->dbg_trigger_tlv[trigger_id] = trigger; 988e705c121SKalle Valo pieces->dbg_trigger_tlv_len[trigger_id] = tlv_len; 989e705c121SKalle Valo break; 990e705c121SKalle Valo } 991e705c121SKalle Valo case IWL_UCODE_TLV_SEC_RT_USNIFFER: 992e6eb8ca9SGolan Ben-Ami *usniffer_images = true; 993e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, 994e705c121SKalle Valo IWL_UCODE_REGULAR_USNIFFER, 995e705c121SKalle Valo tlv_len); 996e705c121SKalle Valo break; 997e705c121SKalle Valo case IWL_UCODE_TLV_PAGING: 998e705c121SKalle Valo if (tlv_len != sizeof(u32)) 999e705c121SKalle Valo goto invalid_tlv_len; 1000e705c121SKalle Valo paging_mem_size = le32_to_cpup((__le32 *)tlv_data); 1001e705c121SKalle Valo 1002e705c121SKalle Valo IWL_DEBUG_FW(drv, 1003e705c121SKalle Valo "Paging: paging enabled (size = %u bytes)\n", 1004e705c121SKalle Valo paging_mem_size); 1005e705c121SKalle Valo 1006e705c121SKalle Valo if (paging_mem_size > MAX_PAGING_IMAGE_SIZE) { 1007e705c121SKalle Valo IWL_ERR(drv, 1008e705c121SKalle Valo "Paging: driver supports up to %lu bytes for paging image\n", 1009e705c121SKalle Valo MAX_PAGING_IMAGE_SIZE); 1010e705c121SKalle Valo return -EINVAL; 1011e705c121SKalle Valo } 1012e705c121SKalle Valo 1013e705c121SKalle Valo if (paging_mem_size & (FW_PAGING_SIZE - 1)) { 1014e705c121SKalle Valo IWL_ERR(drv, 1015e705c121SKalle Valo "Paging: image isn't multiple %lu\n", 1016e705c121SKalle Valo FW_PAGING_SIZE); 1017e705c121SKalle Valo return -EINVAL; 1018e705c121SKalle Valo } 1019e705c121SKalle Valo 1020e705c121SKalle Valo drv->fw.img[IWL_UCODE_REGULAR].paging_mem_size = 1021e705c121SKalle Valo paging_mem_size; 1022e705c121SKalle Valo usniffer_img = IWL_UCODE_REGULAR_USNIFFER; 1023e705c121SKalle Valo drv->fw.img[usniffer_img].paging_mem_size = 1024e705c121SKalle Valo paging_mem_size; 1025e705c121SKalle Valo break; 1026e705c121SKalle Valo case IWL_UCODE_TLV_SDIO_ADMA_ADDR: 1027e705c121SKalle Valo if (tlv_len != sizeof(u32)) 1028e705c121SKalle Valo goto invalid_tlv_len; 1029e705c121SKalle Valo drv->fw.sdio_adma_addr = 1030e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 1031e705c121SKalle Valo break; 1032e705c121SKalle Valo case IWL_UCODE_TLV_FW_GSCAN_CAPA: 10335ed47226SAyala Beker /* 10345ed47226SAyala Beker * Don't return an error in case of a shorter tlv_len 10355ed47226SAyala Beker * to enable loading of FW that has an old format 10365ed47226SAyala Beker * of GSCAN capabilities TLV. 10375ed47226SAyala Beker */ 10385ed47226SAyala Beker if (tlv_len < sizeof(struct iwl_fw_gscan_capabilities)) 10395ed47226SAyala Beker break; 10405ed47226SAyala Beker 10415ed47226SAyala Beker iwl_store_gscan_capa(&drv->fw, tlv_data, tlv_len); 1042e705c121SKalle Valo gscan_capa = true; 1043e705c121SKalle Valo break; 1044e705c121SKalle Valo default: 1045e705c121SKalle Valo IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); 1046e705c121SKalle Valo break; 1047e705c121SKalle Valo } 1048e705c121SKalle Valo } 1049e705c121SKalle Valo 10503d2d4422SGolan Ben-Ami if (!fw_has_capa(capa, IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED) && 10513d2d4422SGolan Ben-Ami usniffer_req && !*usniffer_images) { 1052e705c121SKalle Valo IWL_ERR(drv, 1053e705c121SKalle Valo "user selected to work with usniffer but usniffer image isn't available in ucode package\n"); 1054e705c121SKalle Valo return -EINVAL; 1055e705c121SKalle Valo } 1056e705c121SKalle Valo 1057e705c121SKalle Valo if (len) { 1058e705c121SKalle Valo IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); 1059e705c121SKalle Valo iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); 1060e705c121SKalle Valo return -EINVAL; 1061e705c121SKalle Valo } 1062e705c121SKalle Valo 10635ed47226SAyala Beker if (WARN(fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) && 10645ed47226SAyala Beker !gscan_capa, 1065e705c121SKalle Valo "GSCAN is supported but capabilities TLV is unavailable\n")) 1066e705c121SKalle Valo __clear_bit((__force long)IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT, 1067e705c121SKalle Valo capa->_capa); 1068e705c121SKalle Valo 1069e705c121SKalle Valo return 0; 1070e705c121SKalle Valo 1071e705c121SKalle Valo invalid_tlv_len: 1072e705c121SKalle Valo IWL_ERR(drv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len); 1073e705c121SKalle Valo tlv_error: 1074e705c121SKalle Valo iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len); 1075e705c121SKalle Valo 1076e705c121SKalle Valo return -EINVAL; 1077e705c121SKalle Valo } 1078e705c121SKalle Valo 1079e705c121SKalle Valo static int iwl_alloc_ucode(struct iwl_drv *drv, 1080e705c121SKalle Valo struct iwl_firmware_pieces *pieces, 1081e705c121SKalle Valo enum iwl_ucode_type type) 1082e705c121SKalle Valo { 1083e705c121SKalle Valo int i; 1084e705c121SKalle Valo for (i = 0; 1085e705c121SKalle Valo i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i); 1086e705c121SKalle Valo i++) 1087e705c121SKalle Valo if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]), 1088e705c121SKalle Valo get_sec(pieces, type, i))) 1089e705c121SKalle Valo return -ENOMEM; 1090e705c121SKalle Valo return 0; 1091e705c121SKalle Valo } 1092e705c121SKalle Valo 1093e705c121SKalle Valo static int validate_sec_sizes(struct iwl_drv *drv, 1094e705c121SKalle Valo struct iwl_firmware_pieces *pieces, 1095e705c121SKalle Valo const struct iwl_cfg *cfg) 1096e705c121SKalle Valo { 1097e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n", 1098e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1099e705c121SKalle Valo IWL_UCODE_SECTION_INST)); 1100e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n", 1101e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1102e705c121SKalle Valo IWL_UCODE_SECTION_DATA)); 1103e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n", 1104e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST)); 1105e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n", 1106e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)); 1107e705c121SKalle Valo 1108e705c121SKalle Valo /* Verify that uCode images will fit in card's SRAM. */ 1109e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) > 1110e705c121SKalle Valo cfg->max_inst_size) { 1111e705c121SKalle Valo IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n", 1112e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1113e705c121SKalle Valo IWL_UCODE_SECTION_INST)); 1114e705c121SKalle Valo return -1; 1115e705c121SKalle Valo } 1116e705c121SKalle Valo 1117e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) > 1118e705c121SKalle Valo cfg->max_data_size) { 1119e705c121SKalle Valo IWL_ERR(drv, "uCode data len %Zd too large to fit in\n", 1120e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1121e705c121SKalle Valo IWL_UCODE_SECTION_DATA)); 1122e705c121SKalle Valo return -1; 1123e705c121SKalle Valo } 1124e705c121SKalle Valo 1125e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) > 1126e705c121SKalle Valo cfg->max_inst_size) { 1127e705c121SKalle Valo IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n", 1128e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, 1129e705c121SKalle Valo IWL_UCODE_SECTION_INST)); 1130e705c121SKalle Valo return -1; 1131e705c121SKalle Valo } 1132e705c121SKalle Valo 1133e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) > 1134e705c121SKalle Valo cfg->max_data_size) { 1135e705c121SKalle Valo IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n", 1136e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1137e705c121SKalle Valo IWL_UCODE_SECTION_DATA)); 1138e705c121SKalle Valo return -1; 1139e705c121SKalle Valo } 1140e705c121SKalle Valo return 0; 1141e705c121SKalle Valo } 1142e705c121SKalle Valo 1143e705c121SKalle Valo static struct iwl_op_mode * 1144e705c121SKalle Valo _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) 1145e705c121SKalle Valo { 1146e705c121SKalle Valo const struct iwl_op_mode_ops *ops = op->ops; 1147e705c121SKalle Valo struct dentry *dbgfs_dir = NULL; 1148e705c121SKalle Valo struct iwl_op_mode *op_mode = NULL; 1149e705c121SKalle Valo 1150e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1151e705c121SKalle Valo drv->dbgfs_op_mode = debugfs_create_dir(op->name, 1152e705c121SKalle Valo drv->dbgfs_drv); 1153e705c121SKalle Valo if (!drv->dbgfs_op_mode) { 1154e705c121SKalle Valo IWL_ERR(drv, 1155e705c121SKalle Valo "failed to create opmode debugfs directory\n"); 1156e705c121SKalle Valo return op_mode; 1157e705c121SKalle Valo } 1158e705c121SKalle Valo dbgfs_dir = drv->dbgfs_op_mode; 1159e705c121SKalle Valo #endif 1160e705c121SKalle Valo 1161e705c121SKalle Valo op_mode = ops->start(drv->trans, drv->cfg, &drv->fw, dbgfs_dir); 1162e705c121SKalle Valo 1163e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1164e705c121SKalle Valo if (!op_mode) { 1165e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_op_mode); 1166e705c121SKalle Valo drv->dbgfs_op_mode = NULL; 1167e705c121SKalle Valo } 1168e705c121SKalle Valo #endif 1169e705c121SKalle Valo 1170e705c121SKalle Valo return op_mode; 1171e705c121SKalle Valo } 1172e705c121SKalle Valo 1173e705c121SKalle Valo static void _iwl_op_mode_stop(struct iwl_drv *drv) 1174e705c121SKalle Valo { 1175e705c121SKalle Valo /* op_mode can be NULL if its start failed */ 1176e705c121SKalle Valo if (drv->op_mode) { 1177e705c121SKalle Valo iwl_op_mode_stop(drv->op_mode); 1178e705c121SKalle Valo drv->op_mode = NULL; 1179e705c121SKalle Valo 1180e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1181e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_op_mode); 1182e705c121SKalle Valo drv->dbgfs_op_mode = NULL; 1183e705c121SKalle Valo #endif 1184e705c121SKalle Valo } 1185e705c121SKalle Valo } 1186e705c121SKalle Valo 1187e705c121SKalle Valo /** 1188e705c121SKalle Valo * iwl_req_fw_callback - callback when firmware was loaded 1189e705c121SKalle Valo * 1190e705c121SKalle Valo * If loaded successfully, copies the firmware into buffers 1191e705c121SKalle Valo * for the card to fetch (via DMA). 1192e705c121SKalle Valo */ 1193e705c121SKalle Valo static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) 1194e705c121SKalle Valo { 1195e705c121SKalle Valo struct iwl_drv *drv = context; 1196e705c121SKalle Valo struct iwl_fw *fw = &drv->fw; 1197e705c121SKalle Valo struct iwl_ucode_header *ucode; 1198e705c121SKalle Valo struct iwlwifi_opmode_table *op; 1199e705c121SKalle Valo int err; 1200e705c121SKalle Valo struct iwl_firmware_pieces *pieces; 1201e705c121SKalle Valo const unsigned int api_max = drv->cfg->ucode_api_max; 1202e705c121SKalle Valo unsigned int api_ok = drv->cfg->ucode_api_ok; 1203e705c121SKalle Valo const unsigned int api_min = drv->cfg->ucode_api_min; 1204e705c121SKalle Valo size_t trigger_tlv_sz[FW_DBG_TRIGGER_MAX]; 1205e705c121SKalle Valo u32 api_ver; 1206e705c121SKalle Valo int i; 1207e705c121SKalle Valo bool load_module = false; 1208e6eb8ca9SGolan Ben-Ami bool usniffer_images = false; 1209e705c121SKalle Valo 1210e705c121SKalle Valo fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; 1211e705c121SKalle Valo fw->ucode_capa.standard_phy_calibration_size = 1212e705c121SKalle Valo IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; 1213e705c121SKalle Valo fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS; 1214e705c121SKalle Valo 1215e705c121SKalle Valo if (!api_ok) 1216e705c121SKalle Valo api_ok = api_max; 1217e705c121SKalle Valo 1218e705c121SKalle Valo pieces = kzalloc(sizeof(*pieces), GFP_KERNEL); 1219e705c121SKalle Valo if (!pieces) 1220e705c121SKalle Valo return; 1221e705c121SKalle Valo 1222e705c121SKalle Valo if (!ucode_raw) { 1223e705c121SKalle Valo if (drv->fw_index <= api_ok) 1224e705c121SKalle Valo IWL_ERR(drv, 1225e705c121SKalle Valo "request for firmware file '%s' failed.\n", 1226e705c121SKalle Valo drv->firmware_name); 1227e705c121SKalle Valo goto try_again; 1228e705c121SKalle Valo } 1229e705c121SKalle Valo 1230e705c121SKalle Valo IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", 1231e705c121SKalle Valo drv->firmware_name, ucode_raw->size); 1232e705c121SKalle Valo 1233e705c121SKalle Valo /* Make sure that we got at least the API version number */ 1234e705c121SKalle Valo if (ucode_raw->size < 4) { 1235e705c121SKalle Valo IWL_ERR(drv, "File size way too small!\n"); 1236e705c121SKalle Valo goto try_again; 1237e705c121SKalle Valo } 1238e705c121SKalle Valo 1239e705c121SKalle Valo /* Data from ucode file: header followed by uCode images */ 1240e705c121SKalle Valo ucode = (struct iwl_ucode_header *)ucode_raw->data; 1241e705c121SKalle Valo 1242e705c121SKalle Valo if (ucode->ver) 1243e705c121SKalle Valo err = iwl_parse_v1_v2_firmware(drv, ucode_raw, pieces); 1244e705c121SKalle Valo else 1245e705c121SKalle Valo err = iwl_parse_tlv_firmware(drv, ucode_raw, pieces, 1246e6eb8ca9SGolan Ben-Ami &fw->ucode_capa, &usniffer_images); 1247e705c121SKalle Valo 1248e705c121SKalle Valo if (err) 1249e705c121SKalle Valo goto try_again; 1250e705c121SKalle Valo 1251e705c121SKalle Valo if (fw_has_api(&drv->fw.ucode_capa, IWL_UCODE_TLV_API_NEW_VERSION)) 1252e705c121SKalle Valo api_ver = drv->fw.ucode_ver; 1253e705c121SKalle Valo else 1254e705c121SKalle Valo api_ver = IWL_UCODE_API(drv->fw.ucode_ver); 1255e705c121SKalle Valo 1256e705c121SKalle Valo /* 1257e705c121SKalle Valo * api_ver should match the api version forming part of the 1258e705c121SKalle Valo * firmware filename ... but we don't check for that and only rely 1259e705c121SKalle Valo * on the API version read from firmware header from here on forward 1260e705c121SKalle Valo */ 1261e705c121SKalle Valo /* no api version check required for experimental uCode */ 1262e705c121SKalle Valo if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) { 1263e705c121SKalle Valo if (api_ver < api_min || api_ver > api_max) { 1264e705c121SKalle Valo IWL_ERR(drv, 1265e705c121SKalle Valo "Driver unable to support your firmware API. " 1266e705c121SKalle Valo "Driver supports v%u, firmware is v%u.\n", 1267e705c121SKalle Valo api_max, api_ver); 1268e705c121SKalle Valo goto try_again; 1269e705c121SKalle Valo } 1270e705c121SKalle Valo 1271e705c121SKalle Valo if (api_ver < api_ok) { 1272e705c121SKalle Valo if (api_ok != api_max) 1273e705c121SKalle Valo IWL_ERR(drv, "Firmware has old API version, " 1274e705c121SKalle Valo "expected v%u through v%u, got v%u.\n", 1275e705c121SKalle Valo api_ok, api_max, api_ver); 1276e705c121SKalle Valo else 1277e705c121SKalle Valo IWL_ERR(drv, "Firmware has old API version, " 1278e705c121SKalle Valo "expected v%u, got v%u.\n", 1279e705c121SKalle Valo api_max, api_ver); 1280e705c121SKalle Valo IWL_ERR(drv, "New firmware can be obtained from " 1281e705c121SKalle Valo "http://www.intellinuxwireless.org/.\n"); 1282e705c121SKalle Valo } 1283e705c121SKalle Valo } 1284e705c121SKalle Valo 1285e705c121SKalle Valo /* 1286e705c121SKalle Valo * In mvm uCode there is no difference between data and instructions 1287e705c121SKalle Valo * sections. 1288e705c121SKalle Valo */ 1289e705c121SKalle Valo if (!fw->mvm_fw && validate_sec_sizes(drv, pieces, drv->cfg)) 1290e705c121SKalle Valo goto try_again; 1291e705c121SKalle Valo 1292e705c121SKalle Valo /* Allocate ucode buffers for card's bus-master loading ... */ 1293e705c121SKalle Valo 1294e705c121SKalle Valo /* Runtime instructions and 2 copies of data: 1295e705c121SKalle Valo * 1) unmodified from disk 1296e705c121SKalle Valo * 2) backup cache for save/restore during power-downs */ 1297e705c121SKalle Valo for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) 1298e705c121SKalle Valo if (iwl_alloc_ucode(drv, pieces, i)) 1299e705c121SKalle Valo goto out_free_fw; 1300e705c121SKalle Valo 1301e705c121SKalle Valo if (pieces->dbg_dest_tlv) { 1302e705c121SKalle Valo drv->fw.dbg_dest_tlv = 1303e705c121SKalle Valo kmemdup(pieces->dbg_dest_tlv, 1304e705c121SKalle Valo sizeof(*pieces->dbg_dest_tlv) + 1305e705c121SKalle Valo sizeof(pieces->dbg_dest_tlv->reg_ops[0]) * 1306e705c121SKalle Valo drv->fw.dbg_dest_reg_num, GFP_KERNEL); 1307e705c121SKalle Valo 1308e705c121SKalle Valo if (!drv->fw.dbg_dest_tlv) 1309e705c121SKalle Valo goto out_free_fw; 1310e705c121SKalle Valo } 1311e705c121SKalle Valo 1312e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) { 1313e705c121SKalle Valo if (pieces->dbg_conf_tlv[i]) { 1314e705c121SKalle Valo drv->fw.dbg_conf_tlv_len[i] = 1315e705c121SKalle Valo pieces->dbg_conf_tlv_len[i]; 1316e705c121SKalle Valo drv->fw.dbg_conf_tlv[i] = 1317e705c121SKalle Valo kmemdup(pieces->dbg_conf_tlv[i], 1318e705c121SKalle Valo drv->fw.dbg_conf_tlv_len[i], 1319e705c121SKalle Valo GFP_KERNEL); 1320e705c121SKalle Valo if (!drv->fw.dbg_conf_tlv[i]) 1321e705c121SKalle Valo goto out_free_fw; 1322e705c121SKalle Valo } 1323e705c121SKalle Valo } 1324e705c121SKalle Valo 1325e705c121SKalle Valo memset(&trigger_tlv_sz, 0xff, sizeof(trigger_tlv_sz)); 1326e705c121SKalle Valo 1327e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_MISSED_BEACONS] = 1328e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_missed_bcon); 1329e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_CHANNEL_SWITCH] = 0; 1330e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_FW_NOTIF] = 1331e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_cmd); 1332e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_MLME] = 1333e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_mlme); 1334e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_STATS] = 1335e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_stats); 1336e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_RSSI] = 1337e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_low_rssi); 1338e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_TXQ_TIMERS] = 1339e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_txq_timer); 1340e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_TIME_EVENT] = 1341e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_time_event); 1342e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_BA] = 1343e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_ba); 13441e8f1329SGolan Ben-Ami trigger_tlv_sz[FW_DBG_TRIGGER_TDLS] = 13451e8f1329SGolan Ben-Ami sizeof(struct iwl_fw_dbg_trigger_tdls); 1346e705c121SKalle Valo 1347e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) { 1348e705c121SKalle Valo if (pieces->dbg_trigger_tlv[i]) { 1349e705c121SKalle Valo /* 1350e705c121SKalle Valo * If the trigger isn't long enough, WARN and exit. 1351e705c121SKalle Valo * Someone is trying to debug something and he won't 1352e705c121SKalle Valo * be able to catch the bug he is trying to chase. 1353e705c121SKalle Valo * We'd better be noisy to be sure he knows what's 1354e705c121SKalle Valo * going on. 1355e705c121SKalle Valo */ 1356e705c121SKalle Valo if (WARN_ON(pieces->dbg_trigger_tlv_len[i] < 1357e705c121SKalle Valo (trigger_tlv_sz[i] + 1358e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_tlv)))) 1359e705c121SKalle Valo goto out_free_fw; 1360e705c121SKalle Valo drv->fw.dbg_trigger_tlv_len[i] = 1361e705c121SKalle Valo pieces->dbg_trigger_tlv_len[i]; 1362e705c121SKalle Valo drv->fw.dbg_trigger_tlv[i] = 1363e705c121SKalle Valo kmemdup(pieces->dbg_trigger_tlv[i], 1364e705c121SKalle Valo drv->fw.dbg_trigger_tlv_len[i], 1365e705c121SKalle Valo GFP_KERNEL); 1366e705c121SKalle Valo if (!drv->fw.dbg_trigger_tlv[i]) 1367e705c121SKalle Valo goto out_free_fw; 1368e705c121SKalle Valo } 1369e705c121SKalle Valo } 1370e705c121SKalle Valo 1371e705c121SKalle Valo /* Now that we can no longer fail, copy information */ 1372e705c121SKalle Valo 1373e705c121SKalle Valo /* 1374e705c121SKalle Valo * The (size - 16) / 12 formula is based on the information recorded 1375e705c121SKalle Valo * for each event, which is of mode 1 (including timestamp) for all 1376e705c121SKalle Valo * new microcodes that include this information. 1377e705c121SKalle Valo */ 1378e705c121SKalle Valo fw->init_evtlog_ptr = pieces->init_evtlog_ptr; 1379e705c121SKalle Valo if (pieces->init_evtlog_size) 1380e705c121SKalle Valo fw->init_evtlog_size = (pieces->init_evtlog_size - 16)/12; 1381e705c121SKalle Valo else 1382e705c121SKalle Valo fw->init_evtlog_size = 1383e705c121SKalle Valo drv->cfg->base_params->max_event_log_size; 1384e705c121SKalle Valo fw->init_errlog_ptr = pieces->init_errlog_ptr; 1385e705c121SKalle Valo fw->inst_evtlog_ptr = pieces->inst_evtlog_ptr; 1386e705c121SKalle Valo if (pieces->inst_evtlog_size) 1387e705c121SKalle Valo fw->inst_evtlog_size = (pieces->inst_evtlog_size - 16)/12; 1388e705c121SKalle Valo else 1389e705c121SKalle Valo fw->inst_evtlog_size = 1390e705c121SKalle Valo drv->cfg->base_params->max_event_log_size; 1391e705c121SKalle Valo fw->inst_errlog_ptr = pieces->inst_errlog_ptr; 1392e705c121SKalle Valo 1393e705c121SKalle Valo /* 1394e705c121SKalle Valo * figure out the offset of chain noise reset and gain commands 1395e705c121SKalle Valo * base on the size of standard phy calibration commands table size 1396e705c121SKalle Valo */ 1397e705c121SKalle Valo if (fw->ucode_capa.standard_phy_calibration_size > 1398e705c121SKalle Valo IWL_MAX_PHY_CALIBRATE_TBL_SIZE) 1399e705c121SKalle Valo fw->ucode_capa.standard_phy_calibration_size = 1400e705c121SKalle Valo IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE; 1401e705c121SKalle Valo 1402e705c121SKalle Valo /* We have our copies now, allow OS release its copies */ 1403e705c121SKalle Valo release_firmware(ucode_raw); 1404e705c121SKalle Valo 1405e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1406e705c121SKalle Valo if (fw->mvm_fw) 1407e705c121SKalle Valo op = &iwlwifi_opmode_table[MVM_OP_MODE]; 1408e705c121SKalle Valo else 1409e705c121SKalle Valo op = &iwlwifi_opmode_table[DVM_OP_MODE]; 1410e705c121SKalle Valo 1411e705c121SKalle Valo IWL_INFO(drv, "loaded firmware version %s op_mode %s\n", 1412e705c121SKalle Valo drv->fw.fw_version, op->name); 1413e705c121SKalle Valo 1414e705c121SKalle Valo /* add this device to the list of devices using this op_mode */ 1415e705c121SKalle Valo list_add_tail(&drv->list, &op->drv); 1416e705c121SKalle Valo 1417e705c121SKalle Valo if (op->ops) { 1418e705c121SKalle Valo drv->op_mode = _iwl_op_mode_start(drv, op); 1419e705c121SKalle Valo 1420e705c121SKalle Valo if (!drv->op_mode) { 1421e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1422e705c121SKalle Valo goto out_unbind; 1423e705c121SKalle Valo } 1424e705c121SKalle Valo } else { 1425e705c121SKalle Valo load_module = true; 1426e705c121SKalle Valo } 1427e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1428e705c121SKalle Valo 1429e705c121SKalle Valo /* 1430e705c121SKalle Valo * Complete the firmware request last so that 1431e705c121SKalle Valo * a driver unbind (stop) doesn't run while we 1432e705c121SKalle Valo * are doing the start() above. 1433e705c121SKalle Valo */ 1434e705c121SKalle Valo complete(&drv->request_firmware_complete); 1435e705c121SKalle Valo 1436e705c121SKalle Valo /* 1437e705c121SKalle Valo * Load the module last so we don't block anything 1438e705c121SKalle Valo * else from proceeding if the module fails to load 1439e705c121SKalle Valo * or hangs loading. 1440e705c121SKalle Valo */ 1441e705c121SKalle Valo if (load_module) { 1442e705c121SKalle Valo err = request_module("%s", op->name); 1443e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_OPMODE_MODULAR 1444e705c121SKalle Valo if (err) 1445e705c121SKalle Valo IWL_ERR(drv, 1446e705c121SKalle Valo "failed to load module %s (error %d), is dynamic loading enabled?\n", 1447e705c121SKalle Valo op->name, err); 1448e705c121SKalle Valo #endif 1449e705c121SKalle Valo } 1450e705c121SKalle Valo kfree(pieces); 1451e705c121SKalle Valo return; 1452e705c121SKalle Valo 1453e705c121SKalle Valo try_again: 1454e705c121SKalle Valo /* try next, if any */ 1455e705c121SKalle Valo release_firmware(ucode_raw); 1456e705c121SKalle Valo if (iwl_request_firmware(drv, false)) 1457e705c121SKalle Valo goto out_unbind; 1458e705c121SKalle Valo kfree(pieces); 1459e705c121SKalle Valo return; 1460e705c121SKalle Valo 1461e705c121SKalle Valo out_free_fw: 1462e705c121SKalle Valo IWL_ERR(drv, "failed to allocate pci memory\n"); 1463e705c121SKalle Valo iwl_dealloc_ucode(drv); 1464e705c121SKalle Valo release_firmware(ucode_raw); 1465e705c121SKalle Valo out_unbind: 1466e705c121SKalle Valo kfree(pieces); 1467e705c121SKalle Valo complete(&drv->request_firmware_complete); 1468e705c121SKalle Valo device_release_driver(drv->trans->dev); 1469e705c121SKalle Valo } 1470e705c121SKalle Valo 1471e705c121SKalle Valo struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, 1472e705c121SKalle Valo const struct iwl_cfg *cfg) 1473e705c121SKalle Valo { 1474e705c121SKalle Valo struct iwl_drv *drv; 1475e705c121SKalle Valo int ret; 1476e705c121SKalle Valo 1477e705c121SKalle Valo drv = kzalloc(sizeof(*drv), GFP_KERNEL); 1478e705c121SKalle Valo if (!drv) { 1479e705c121SKalle Valo ret = -ENOMEM; 1480e705c121SKalle Valo goto err; 1481e705c121SKalle Valo } 1482e705c121SKalle Valo 1483e705c121SKalle Valo drv->trans = trans; 1484e705c121SKalle Valo drv->dev = trans->dev; 1485e705c121SKalle Valo drv->cfg = cfg; 1486e705c121SKalle Valo 1487e705c121SKalle Valo init_completion(&drv->request_firmware_complete); 1488e705c121SKalle Valo INIT_LIST_HEAD(&drv->list); 1489e705c121SKalle Valo 1490e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1491e705c121SKalle Valo /* Create the device debugfs entries. */ 1492e705c121SKalle Valo drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev), 1493e705c121SKalle Valo iwl_dbgfs_root); 1494e705c121SKalle Valo 1495e705c121SKalle Valo if (!drv->dbgfs_drv) { 1496e705c121SKalle Valo IWL_ERR(drv, "failed to create debugfs directory\n"); 1497e705c121SKalle Valo ret = -ENOMEM; 1498e705c121SKalle Valo goto err_free_drv; 1499e705c121SKalle Valo } 1500e705c121SKalle Valo 1501e705c121SKalle Valo /* Create transport layer debugfs dir */ 1502e705c121SKalle Valo drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv); 1503e705c121SKalle Valo 1504e705c121SKalle Valo if (!drv->trans->dbgfs_dir) { 1505e705c121SKalle Valo IWL_ERR(drv, "failed to create transport debugfs directory\n"); 1506e705c121SKalle Valo ret = -ENOMEM; 1507e705c121SKalle Valo goto err_free_dbgfs; 1508e705c121SKalle Valo } 1509e705c121SKalle Valo #endif 1510e705c121SKalle Valo 1511e705c121SKalle Valo ret = iwl_request_firmware(drv, true); 1512e705c121SKalle Valo if (ret) { 1513e705c121SKalle Valo IWL_ERR(trans, "Couldn't request the fw\n"); 1514e705c121SKalle Valo goto err_fw; 1515e705c121SKalle Valo } 1516e705c121SKalle Valo 1517e705c121SKalle Valo return drv; 1518e705c121SKalle Valo 1519e705c121SKalle Valo err_fw: 1520e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1521e705c121SKalle Valo err_free_dbgfs: 1522e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_drv); 1523e705c121SKalle Valo err_free_drv: 1524e705c121SKalle Valo #endif 1525e705c121SKalle Valo kfree(drv); 1526e705c121SKalle Valo err: 1527e705c121SKalle Valo return ERR_PTR(ret); 1528e705c121SKalle Valo } 1529e705c121SKalle Valo 1530e705c121SKalle Valo void iwl_drv_stop(struct iwl_drv *drv) 1531e705c121SKalle Valo { 1532e705c121SKalle Valo wait_for_completion(&drv->request_firmware_complete); 1533e705c121SKalle Valo 1534e705c121SKalle Valo _iwl_op_mode_stop(drv); 1535e705c121SKalle Valo 1536e705c121SKalle Valo iwl_dealloc_ucode(drv); 1537e705c121SKalle Valo 1538e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1539e705c121SKalle Valo /* 1540e705c121SKalle Valo * List is empty (this item wasn't added) 1541e705c121SKalle Valo * when firmware loading failed -- in that 1542e705c121SKalle Valo * case we can't remove it from any list. 1543e705c121SKalle Valo */ 1544e705c121SKalle Valo if (!list_empty(&drv->list)) 1545e705c121SKalle Valo list_del(&drv->list); 1546e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1547e705c121SKalle Valo 1548e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1549e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_drv); 1550e705c121SKalle Valo #endif 1551e705c121SKalle Valo 1552e705c121SKalle Valo kfree(drv); 1553e705c121SKalle Valo } 1554e705c121SKalle Valo 1555e705c121SKalle Valo 1556e705c121SKalle Valo /* shared module parameters */ 1557e705c121SKalle Valo struct iwl_mod_params iwlwifi_mod_params = { 1558e705c121SKalle Valo .restart_fw = true, 1559e705c121SKalle Valo .bt_coex_active = true, 1560e705c121SKalle Valo .power_level = IWL_POWER_INDEX_1, 1561e705c121SKalle Valo .d0i3_disable = true, 1562b2c5d3a8SLuca Coelho .d0i3_entry_delay = 1000, 1563e705c121SKalle Valo #ifndef CONFIG_IWLWIFI_UAPSD 1564e705c121SKalle Valo .uapsd_disable = true, 1565e705c121SKalle Valo #endif /* CONFIG_IWLWIFI_UAPSD */ 1566e705c121SKalle Valo /* the rest are 0 by default */ 1567e705c121SKalle Valo }; 1568e705c121SKalle Valo IWL_EXPORT_SYMBOL(iwlwifi_mod_params); 1569e705c121SKalle Valo 1570e705c121SKalle Valo int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops) 1571e705c121SKalle Valo { 1572e705c121SKalle Valo int i; 1573e705c121SKalle Valo struct iwl_drv *drv; 1574e705c121SKalle Valo struct iwlwifi_opmode_table *op; 1575e705c121SKalle Valo 1576e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1577e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { 1578e705c121SKalle Valo op = &iwlwifi_opmode_table[i]; 1579e705c121SKalle Valo if (strcmp(op->name, name)) 1580e705c121SKalle Valo continue; 1581e705c121SKalle Valo op->ops = ops; 1582e705c121SKalle Valo /* TODO: need to handle exceptional case */ 1583e705c121SKalle Valo list_for_each_entry(drv, &op->drv, list) 1584e705c121SKalle Valo drv->op_mode = _iwl_op_mode_start(drv, op); 1585e705c121SKalle Valo 1586e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1587e705c121SKalle Valo return 0; 1588e705c121SKalle Valo } 1589e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1590e705c121SKalle Valo return -EIO; 1591e705c121SKalle Valo } 1592e705c121SKalle Valo IWL_EXPORT_SYMBOL(iwl_opmode_register); 1593e705c121SKalle Valo 1594e705c121SKalle Valo void iwl_opmode_deregister(const char *name) 1595e705c121SKalle Valo { 1596e705c121SKalle Valo int i; 1597e705c121SKalle Valo struct iwl_drv *drv; 1598e705c121SKalle Valo 1599e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1600e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { 1601e705c121SKalle Valo if (strcmp(iwlwifi_opmode_table[i].name, name)) 1602e705c121SKalle Valo continue; 1603e705c121SKalle Valo iwlwifi_opmode_table[i].ops = NULL; 1604e705c121SKalle Valo 1605e705c121SKalle Valo /* call the stop routine for all devices */ 1606e705c121SKalle Valo list_for_each_entry(drv, &iwlwifi_opmode_table[i].drv, list) 1607e705c121SKalle Valo _iwl_op_mode_stop(drv); 1608e705c121SKalle Valo 1609e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1610e705c121SKalle Valo return; 1611e705c121SKalle Valo } 1612e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1613e705c121SKalle Valo } 1614e705c121SKalle Valo IWL_EXPORT_SYMBOL(iwl_opmode_deregister); 1615e705c121SKalle Valo 1616e705c121SKalle Valo static int __init iwl_drv_init(void) 1617e705c121SKalle Valo { 1618e705c121SKalle Valo int i; 1619e705c121SKalle Valo 1620e705c121SKalle Valo mutex_init(&iwlwifi_opmode_table_mtx); 1621e705c121SKalle Valo 1622e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) 1623e705c121SKalle Valo INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); 1624e705c121SKalle Valo 1625e705c121SKalle Valo pr_info(DRV_DESCRIPTION "\n"); 1626e705c121SKalle Valo pr_info(DRV_COPYRIGHT "\n"); 1627e705c121SKalle Valo 1628e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1629e705c121SKalle Valo /* Create the root of iwlwifi debugfs subsystem. */ 1630e705c121SKalle Valo iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL); 1631e705c121SKalle Valo 1632e705c121SKalle Valo if (!iwl_dbgfs_root) 1633e705c121SKalle Valo return -EFAULT; 1634e705c121SKalle Valo #endif 1635e705c121SKalle Valo 1636e705c121SKalle Valo return iwl_pci_register_driver(); 1637e705c121SKalle Valo } 1638e705c121SKalle Valo module_init(iwl_drv_init); 1639e705c121SKalle Valo 1640e705c121SKalle Valo static void __exit iwl_drv_exit(void) 1641e705c121SKalle Valo { 1642e705c121SKalle Valo iwl_pci_unregister_driver(); 1643e705c121SKalle Valo 1644e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1645e705c121SKalle Valo debugfs_remove_recursive(iwl_dbgfs_root); 1646e705c121SKalle Valo #endif 1647e705c121SKalle Valo } 1648e705c121SKalle Valo module_exit(iwl_drv_exit); 1649e705c121SKalle Valo 1650e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUG 1651e705c121SKalle Valo module_param_named(debug, iwlwifi_mod_params.debug_level, uint, 1652e705c121SKalle Valo S_IRUGO | S_IWUSR); 1653e705c121SKalle Valo MODULE_PARM_DESC(debug, "debug output mask"); 1654e705c121SKalle Valo #endif 1655e705c121SKalle Valo 1656e705c121SKalle Valo module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); 1657e705c121SKalle Valo MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); 1658e705c121SKalle Valo module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); 1659e705c121SKalle Valo MODULE_PARM_DESC(11n_disable, 1660e705c121SKalle Valo "disable 11n functionality, bitmap: 1: full, 2: disable agg TX, 4: disable agg RX, 8 enable agg TX"); 16616c4fbcbcSEmmanuel Grumbach module_param_named(amsdu_size, iwlwifi_mod_params.amsdu_size, 1662e705c121SKalle Valo int, S_IRUGO); 16636c4fbcbcSEmmanuel Grumbach MODULE_PARM_DESC(amsdu_size, "amsdu size 0:4K 1:8K 2:12K (default 0)"); 1664e705c121SKalle Valo module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, bool, S_IRUGO); 1665e705c121SKalle Valo MODULE_PARM_DESC(fw_restart, "restart firmware in case of error (default true)"); 1666e705c121SKalle Valo 1667e705c121SKalle Valo module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, 1668e705c121SKalle Valo int, S_IRUGO); 1669e705c121SKalle Valo MODULE_PARM_DESC(antenna_coupling, 1670e705c121SKalle Valo "specify antenna coupling in dB (default: 0 dB)"); 1671e705c121SKalle Valo 1672e705c121SKalle Valo module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO); 1673e705c121SKalle Valo MODULE_PARM_DESC(nvm_file, "NVM file name"); 1674e705c121SKalle Valo 1675e705c121SKalle Valo module_param_named(d0i3_disable, iwlwifi_mod_params.d0i3_disable, 1676e705c121SKalle Valo bool, S_IRUGO); 1677e705c121SKalle Valo MODULE_PARM_DESC(d0i3_disable, "disable d0i3 functionality (default: Y)"); 1678e705c121SKalle Valo 1679e705c121SKalle Valo module_param_named(lar_disable, iwlwifi_mod_params.lar_disable, 1680e705c121SKalle Valo bool, S_IRUGO); 1681e705c121SKalle Valo MODULE_PARM_DESC(lar_disable, "disable LAR functionality (default: N)"); 1682e705c121SKalle Valo 1683e705c121SKalle Valo module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, 1684e705c121SKalle Valo bool, S_IRUGO | S_IWUSR); 1685e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_UAPSD 1686e705c121SKalle Valo MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: N)"); 1687e705c121SKalle Valo #else 1688e705c121SKalle Valo MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: Y)"); 1689e705c121SKalle Valo #endif 1690e705c121SKalle Valo 1691e705c121SKalle Valo /* 1692e705c121SKalle Valo * set bt_coex_active to true, uCode will do kill/defer 1693e705c121SKalle Valo * every time the priority line is asserted (BT is sending signals on the 1694e705c121SKalle Valo * priority line in the PCIx). 1695e705c121SKalle Valo * set bt_coex_active to false, uCode will ignore the BT activity and 1696e705c121SKalle Valo * perform the normal operation 1697e705c121SKalle Valo * 1698e705c121SKalle Valo * User might experience transmit issue on some platform due to WiFi/BT 1699e705c121SKalle Valo * co-exist problem. The possible behaviors are: 1700e705c121SKalle Valo * Able to scan and finding all the available AP 1701e705c121SKalle Valo * Not able to associate with any AP 1702e705c121SKalle Valo * On those platforms, WiFi communication can be restored by set 1703e705c121SKalle Valo * "bt_coex_active" module parameter to "false" 1704e705c121SKalle Valo * 1705e705c121SKalle Valo * default: bt_coex_active = true (BT_COEX_ENABLE) 1706e705c121SKalle Valo */ 1707e705c121SKalle Valo module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, 1708e705c121SKalle Valo bool, S_IRUGO); 1709e705c121SKalle Valo MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); 1710e705c121SKalle Valo 1711e705c121SKalle Valo module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); 1712e705c121SKalle Valo MODULE_PARM_DESC(led_mode, "0=system default, " 1713e705c121SKalle Valo "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); 1714e705c121SKalle Valo 1715e705c121SKalle Valo module_param_named(power_save, iwlwifi_mod_params.power_save, 1716e705c121SKalle Valo bool, S_IRUGO); 1717e705c121SKalle Valo MODULE_PARM_DESC(power_save, 1718e705c121SKalle Valo "enable WiFi power management (default: disable)"); 1719e705c121SKalle Valo 1720e705c121SKalle Valo module_param_named(power_level, iwlwifi_mod_params.power_level, 1721e705c121SKalle Valo int, S_IRUGO); 1722e705c121SKalle Valo MODULE_PARM_DESC(power_level, 1723e705c121SKalle Valo "default power save level (range from 1 - 5, default: 1)"); 1724e705c121SKalle Valo 1725e705c121SKalle Valo module_param_named(fw_monitor, iwlwifi_mod_params.fw_monitor, bool, S_IRUGO); 1726e705c121SKalle Valo MODULE_PARM_DESC(fw_monitor, 1727e705c121SKalle Valo "firmware monitor - to debug FW (default: false - needs lots of memory)"); 1728b2c5d3a8SLuca Coelho 1729b2c5d3a8SLuca Coelho module_param_named(d0i3_timeout, iwlwifi_mod_params.d0i3_entry_delay, 1730b2c5d3a8SLuca Coelho uint, S_IRUGO); 1731b2c5d3a8SLuca Coelho MODULE_PARM_DESC(d0i3_timeout, "Timeout to D0i3 entry when idle (ms)"); 17320d0985adSAndrei Otcheretianski 17330d0985adSAndrei Otcheretianski module_param_named(disable_11ac, iwlwifi_mod_params.disable_11ac, bool, 17340d0985adSAndrei Otcheretianski S_IRUGO); 17350d0985adSAndrei Otcheretianski MODULE_PARM_DESC(disable_11ac, "Disable VHT capabilities"); 1736