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 10e705c121SKalle Valo * 11e705c121SKalle Valo * This program is free software; you can redistribute it and/or modify 12e705c121SKalle Valo * it under the terms of version 2 of the GNU General Public License as 13e705c121SKalle Valo * published by the Free Software Foundation. 14e705c121SKalle Valo * 15e705c121SKalle Valo * This program is distributed in the hope that it will be useful, but 16e705c121SKalle Valo * WITHOUT ANY WARRANTY; without even the implied warranty of 17e705c121SKalle Valo * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18e705c121SKalle Valo * General Public License for more details. 19e705c121SKalle Valo * 20e705c121SKalle Valo * You should have received a copy of the GNU General Public License 21e705c121SKalle Valo * along with this program; if not, write to the Free Software 22e705c121SKalle Valo * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 23e705c121SKalle Valo * USA 24e705c121SKalle Valo * 25e705c121SKalle Valo * The full GNU General Public License is included in this distribution 26e705c121SKalle Valo * in the file called COPYING. 27e705c121SKalle Valo * 28e705c121SKalle Valo * Contact Information: 29e705c121SKalle Valo * Intel Linux Wireless <ilw@linux.intel.com> 30e705c121SKalle Valo * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 31e705c121SKalle Valo * 32e705c121SKalle Valo * BSD LICENSE 33e705c121SKalle Valo * 34e705c121SKalle Valo * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. 35e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 36e705c121SKalle Valo * All rights reserved. 37e705c121SKalle Valo * 38e705c121SKalle Valo * Redistribution and use in source and binary forms, with or without 39e705c121SKalle Valo * modification, are permitted provided that the following conditions 40e705c121SKalle Valo * are met: 41e705c121SKalle Valo * 42e705c121SKalle Valo * * Redistributions of source code must retain the above copyright 43e705c121SKalle Valo * notice, this list of conditions and the following disclaimer. 44e705c121SKalle Valo * * Redistributions in binary form must reproduce the above copyright 45e705c121SKalle Valo * notice, this list of conditions and the following disclaimer in 46e705c121SKalle Valo * the documentation and/or other materials provided with the 47e705c121SKalle Valo * distribution. 48e705c121SKalle Valo * * Neither the name Intel Corporation nor the names of its 49e705c121SKalle Valo * contributors may be used to endorse or promote products derived 50e705c121SKalle Valo * from this software without specific prior written permission. 51e705c121SKalle Valo * 52e705c121SKalle Valo * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 53e705c121SKalle Valo * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 54e705c121SKalle Valo * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 55e705c121SKalle Valo * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 56e705c121SKalle Valo * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 57e705c121SKalle Valo * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 58e705c121SKalle Valo * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 59e705c121SKalle Valo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 60e705c121SKalle Valo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 61e705c121SKalle Valo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 62e705c121SKalle Valo * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 63e705c121SKalle Valo * 64e705c121SKalle Valo *****************************************************************************/ 65e705c121SKalle Valo #include <linux/completion.h> 66e705c121SKalle Valo #include <linux/dma-mapping.h> 67e705c121SKalle Valo #include <linux/firmware.h> 68e705c121SKalle Valo #include <linux/module.h> 69e705c121SKalle Valo #include <linux/vmalloc.h> 70e705c121SKalle Valo 71e705c121SKalle Valo #include "iwl-drv.h" 72e705c121SKalle Valo #include "iwl-csr.h" 73e705c121SKalle Valo #include "iwl-debug.h" 74e705c121SKalle Valo #include "iwl-trans.h" 75e705c121SKalle Valo #include "iwl-op-mode.h" 76e705c121SKalle Valo #include "iwl-agn-hw.h" 77e705c121SKalle Valo #include "iwl-fw.h" 78e705c121SKalle Valo #include "iwl-config.h" 79e705c121SKalle Valo #include "iwl-modparams.h" 80e705c121SKalle Valo 81e705c121SKalle Valo /****************************************************************************** 82e705c121SKalle Valo * 83e705c121SKalle Valo * module boiler plate 84e705c121SKalle Valo * 85e705c121SKalle Valo ******************************************************************************/ 86e705c121SKalle Valo 87e705c121SKalle Valo #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" 88e705c121SKalle Valo MODULE_DESCRIPTION(DRV_DESCRIPTION); 89e705c121SKalle Valo MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); 90e705c121SKalle Valo MODULE_LICENSE("GPL"); 91e705c121SKalle Valo 92e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 93e705c121SKalle Valo static struct dentry *iwl_dbgfs_root; 94e705c121SKalle Valo #endif 95e705c121SKalle Valo 96e705c121SKalle Valo /** 97e705c121SKalle Valo * struct iwl_drv - drv common data 98e705c121SKalle Valo * @list: list of drv structures using this opmode 99e705c121SKalle Valo * @fw: the iwl_fw structure 100e705c121SKalle Valo * @op_mode: the running op_mode 101e705c121SKalle Valo * @trans: transport layer 102e705c121SKalle Valo * @dev: for debug prints only 103e705c121SKalle Valo * @cfg: configuration struct 104e705c121SKalle Valo * @fw_index: firmware revision to try loading 105e705c121SKalle Valo * @firmware_name: composite filename of ucode file to load 106e705c121SKalle Valo * @request_firmware_complete: the firmware has been obtained from user space 107e705c121SKalle Valo */ 108e705c121SKalle Valo struct iwl_drv { 109e705c121SKalle Valo struct list_head list; 110e705c121SKalle Valo struct iwl_fw fw; 111e705c121SKalle Valo 112e705c121SKalle Valo struct iwl_op_mode *op_mode; 113e705c121SKalle Valo struct iwl_trans *trans; 114e705c121SKalle Valo struct device *dev; 115e705c121SKalle Valo const struct iwl_cfg *cfg; 116e705c121SKalle Valo 117e705c121SKalle Valo int fw_index; /* firmware we're trying to load */ 118e705c121SKalle Valo char firmware_name[32]; /* name of firmware file to load */ 119e705c121SKalle Valo 120e705c121SKalle Valo struct completion request_firmware_complete; 121e705c121SKalle Valo 122e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 123e705c121SKalle Valo struct dentry *dbgfs_drv; 124e705c121SKalle Valo struct dentry *dbgfs_trans; 125e705c121SKalle Valo struct dentry *dbgfs_op_mode; 126e705c121SKalle Valo #endif 127e705c121SKalle Valo }; 128e705c121SKalle Valo 129e705c121SKalle Valo enum { 130e705c121SKalle Valo DVM_OP_MODE = 0, 131e705c121SKalle Valo MVM_OP_MODE = 1, 132e705c121SKalle Valo }; 133e705c121SKalle Valo 134e705c121SKalle Valo /* Protects the table contents, i.e. the ops pointer & drv list */ 135e705c121SKalle Valo static struct mutex iwlwifi_opmode_table_mtx; 136e705c121SKalle Valo static struct iwlwifi_opmode_table { 137e705c121SKalle Valo const char *name; /* name: iwldvm, iwlmvm, etc */ 138e705c121SKalle Valo const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ 139e705c121SKalle Valo struct list_head drv; /* list of devices using this op_mode */ 140e705c121SKalle Valo } iwlwifi_opmode_table[] = { /* ops set when driver is initialized */ 141e705c121SKalle Valo [DVM_OP_MODE] = { .name = "iwldvm", .ops = NULL }, 142e705c121SKalle Valo [MVM_OP_MODE] = { .name = "iwlmvm", .ops = NULL }, 143e705c121SKalle Valo }; 144e705c121SKalle Valo 145e705c121SKalle Valo #define IWL_DEFAULT_SCAN_CHANNELS 40 146e705c121SKalle Valo 147e705c121SKalle Valo /* 148e705c121SKalle Valo * struct fw_sec: Just for the image parsing process. 149e705c121SKalle Valo * For the fw storage we are using struct fw_desc. 150e705c121SKalle Valo */ 151e705c121SKalle Valo struct fw_sec { 152e705c121SKalle Valo const void *data; /* the sec data */ 153e705c121SKalle Valo size_t size; /* section size */ 154e705c121SKalle Valo u32 offset; /* offset of writing in the device */ 155e705c121SKalle Valo }; 156e705c121SKalle Valo 157e705c121SKalle Valo static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc) 158e705c121SKalle Valo { 159e705c121SKalle Valo vfree(desc->data); 160e705c121SKalle Valo desc->data = NULL; 161e705c121SKalle Valo desc->len = 0; 162e705c121SKalle Valo } 163e705c121SKalle Valo 164e705c121SKalle Valo static void iwl_free_fw_img(struct iwl_drv *drv, struct fw_img *img) 165e705c121SKalle Valo { 166e705c121SKalle Valo int i; 167e705c121SKalle Valo for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) 168e705c121SKalle Valo iwl_free_fw_desc(drv, &img->sec[i]); 169e705c121SKalle Valo } 170e705c121SKalle Valo 171e705c121SKalle Valo static void iwl_dealloc_ucode(struct iwl_drv *drv) 172e705c121SKalle Valo { 173e705c121SKalle Valo int i; 174e705c121SKalle Valo 175e705c121SKalle Valo kfree(drv->fw.dbg_dest_tlv); 176e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) 177e705c121SKalle Valo kfree(drv->fw.dbg_conf_tlv[i]); 178e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) 179e705c121SKalle Valo kfree(drv->fw.dbg_trigger_tlv[i]); 180e705c121SKalle Valo 181e705c121SKalle Valo for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) 182e705c121SKalle Valo iwl_free_fw_img(drv, drv->fw.img + i); 183e705c121SKalle Valo } 184e705c121SKalle Valo 185e705c121SKalle Valo static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, 186e705c121SKalle Valo struct fw_sec *sec) 187e705c121SKalle Valo { 188e705c121SKalle Valo void *data; 189e705c121SKalle Valo 190e705c121SKalle Valo desc->data = NULL; 191e705c121SKalle Valo 192e705c121SKalle Valo if (!sec || !sec->size) 193e705c121SKalle Valo return -EINVAL; 194e705c121SKalle Valo 195e705c121SKalle Valo data = vmalloc(sec->size); 196e705c121SKalle Valo if (!data) 197e705c121SKalle Valo return -ENOMEM; 198e705c121SKalle Valo 199e705c121SKalle Valo desc->len = sec->size; 200e705c121SKalle Valo desc->offset = sec->offset; 201e705c121SKalle Valo memcpy(data, sec->data, desc->len); 202e705c121SKalle Valo desc->data = data; 203e705c121SKalle Valo 204e705c121SKalle Valo return 0; 205e705c121SKalle Valo } 206e705c121SKalle Valo 207e705c121SKalle Valo static void iwl_req_fw_callback(const struct firmware *ucode_raw, 208e705c121SKalle Valo void *context); 209e705c121SKalle Valo 210e705c121SKalle Valo #define UCODE_EXPERIMENTAL_INDEX 100 211e705c121SKalle Valo #define UCODE_EXPERIMENTAL_TAG "exp" 212e705c121SKalle Valo 213e705c121SKalle Valo static int iwl_request_firmware(struct iwl_drv *drv, bool first) 214e705c121SKalle Valo { 215e705c121SKalle Valo const char *name_pre = drv->cfg->fw_name_pre; 216e705c121SKalle Valo char tag[8]; 217e705c121SKalle Valo 218e705c121SKalle Valo if (first) { 219e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE 220e705c121SKalle Valo drv->fw_index = UCODE_EXPERIMENTAL_INDEX; 221e705c121SKalle Valo strcpy(tag, UCODE_EXPERIMENTAL_TAG); 222e705c121SKalle Valo } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { 223e705c121SKalle Valo #endif 224e705c121SKalle Valo drv->fw_index = drv->cfg->ucode_api_max; 225e705c121SKalle Valo sprintf(tag, "%d", drv->fw_index); 226e705c121SKalle Valo } else { 227e705c121SKalle Valo drv->fw_index--; 228e705c121SKalle Valo sprintf(tag, "%d", drv->fw_index); 229e705c121SKalle Valo } 230e705c121SKalle Valo 231e705c121SKalle Valo if (drv->fw_index < drv->cfg->ucode_api_min) { 232e705c121SKalle Valo IWL_ERR(drv, "no suitable firmware found!\n"); 233e705c121SKalle Valo return -ENOENT; 234e705c121SKalle Valo } 235e705c121SKalle Valo 236e705c121SKalle Valo snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", 237e705c121SKalle Valo name_pre, tag); 238e705c121SKalle Valo 239e705c121SKalle Valo /* 240e705c121SKalle Valo * Starting 8000B - FW name format has changed. This overwrites the 241e705c121SKalle Valo * previous name and uses the new format. 242e705c121SKalle Valo */ 243e705c121SKalle Valo if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) { 244e705c121SKalle Valo char rev_step = 'A' + CSR_HW_REV_STEP(drv->trans->hw_rev); 245e705c121SKalle Valo 246e705c121SKalle Valo snprintf(drv->firmware_name, sizeof(drv->firmware_name), 247e705c121SKalle Valo "%s%c-%s.ucode", name_pre, rev_step, tag); 248e705c121SKalle Valo } 249e705c121SKalle Valo 250e705c121SKalle Valo IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", 251e705c121SKalle Valo (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) 252e705c121SKalle Valo ? "EXPERIMENTAL " : "", 253e705c121SKalle Valo drv->firmware_name); 254e705c121SKalle Valo 255e705c121SKalle Valo return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, 256e705c121SKalle Valo drv->trans->dev, 257e705c121SKalle Valo GFP_KERNEL, drv, iwl_req_fw_callback); 258e705c121SKalle Valo } 259e705c121SKalle Valo 260e705c121SKalle Valo struct fw_img_parsing { 261e705c121SKalle Valo struct fw_sec sec[IWL_UCODE_SECTION_MAX]; 262e705c121SKalle Valo int sec_counter; 263e705c121SKalle Valo }; 264e705c121SKalle Valo 265e705c121SKalle Valo /* 266e705c121SKalle Valo * struct fw_sec_parsing: to extract fw section and it's offset from tlv 267e705c121SKalle Valo */ 268e705c121SKalle Valo struct fw_sec_parsing { 269e705c121SKalle Valo __le32 offset; 270e705c121SKalle Valo const u8 data[]; 271e705c121SKalle Valo } __packed; 272e705c121SKalle Valo 273e705c121SKalle Valo /** 274e705c121SKalle Valo * struct iwl_tlv_calib_data - parse the default calib data from TLV 275e705c121SKalle Valo * 276e705c121SKalle Valo * @ucode_type: the uCode to which the following default calib relates. 277e705c121SKalle Valo * @calib: default calibrations. 278e705c121SKalle Valo */ 279e705c121SKalle Valo struct iwl_tlv_calib_data { 280e705c121SKalle Valo __le32 ucode_type; 281e705c121SKalle Valo struct iwl_tlv_calib_ctrl calib; 282e705c121SKalle Valo } __packed; 283e705c121SKalle Valo 284e705c121SKalle Valo struct iwl_firmware_pieces { 285e705c121SKalle Valo struct fw_img_parsing img[IWL_UCODE_TYPE_MAX]; 286e705c121SKalle Valo 287e705c121SKalle Valo u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; 288e705c121SKalle Valo u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; 289e705c121SKalle Valo 290e705c121SKalle Valo /* FW debug data parsed for driver usage */ 291e705c121SKalle Valo struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; 292e705c121SKalle Valo struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; 293e705c121SKalle Valo size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; 294e705c121SKalle Valo struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; 295e705c121SKalle Valo size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX]; 296e705c121SKalle Valo }; 297e705c121SKalle Valo 298e705c121SKalle Valo /* 299e705c121SKalle Valo * These functions are just to extract uCode section data from the pieces 300e705c121SKalle Valo * structure. 301e705c121SKalle Valo */ 302e705c121SKalle Valo static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, 303e705c121SKalle Valo enum iwl_ucode_type type, 304e705c121SKalle Valo int sec) 305e705c121SKalle Valo { 306e705c121SKalle Valo return &pieces->img[type].sec[sec]; 307e705c121SKalle Valo } 308e705c121SKalle Valo 309e705c121SKalle Valo static void set_sec_data(struct iwl_firmware_pieces *pieces, 310e705c121SKalle Valo enum iwl_ucode_type type, 311e705c121SKalle Valo int sec, 312e705c121SKalle Valo const void *data) 313e705c121SKalle Valo { 314e705c121SKalle Valo pieces->img[type].sec[sec].data = data; 315e705c121SKalle Valo } 316e705c121SKalle Valo 317e705c121SKalle Valo static void set_sec_size(struct iwl_firmware_pieces *pieces, 318e705c121SKalle Valo enum iwl_ucode_type type, 319e705c121SKalle Valo int sec, 320e705c121SKalle Valo size_t size) 321e705c121SKalle Valo { 322e705c121SKalle Valo pieces->img[type].sec[sec].size = size; 323e705c121SKalle Valo } 324e705c121SKalle Valo 325e705c121SKalle Valo static size_t get_sec_size(struct iwl_firmware_pieces *pieces, 326e705c121SKalle Valo enum iwl_ucode_type type, 327e705c121SKalle Valo int sec) 328e705c121SKalle Valo { 329e705c121SKalle Valo return pieces->img[type].sec[sec].size; 330e705c121SKalle Valo } 331e705c121SKalle Valo 332e705c121SKalle Valo static void set_sec_offset(struct iwl_firmware_pieces *pieces, 333e705c121SKalle Valo enum iwl_ucode_type type, 334e705c121SKalle Valo int sec, 335e705c121SKalle Valo u32 offset) 336e705c121SKalle Valo { 337e705c121SKalle Valo pieces->img[type].sec[sec].offset = offset; 338e705c121SKalle Valo } 339e705c121SKalle Valo 340e705c121SKalle Valo static int iwl_store_cscheme(struct iwl_fw *fw, const u8 *data, const u32 len) 341e705c121SKalle Valo { 342e705c121SKalle Valo int i, j; 343e705c121SKalle Valo struct iwl_fw_cscheme_list *l = (struct iwl_fw_cscheme_list *)data; 344e705c121SKalle Valo struct iwl_fw_cipher_scheme *fwcs; 345e705c121SKalle Valo struct ieee80211_cipher_scheme *cs; 346e705c121SKalle Valo u32 cipher; 347e705c121SKalle Valo 348e705c121SKalle Valo if (len < sizeof(*l) || 349e705c121SKalle Valo len < sizeof(l->size) + l->size * sizeof(l->cs[0])) 350e705c121SKalle Valo return -EINVAL; 351e705c121SKalle Valo 352e705c121SKalle Valo for (i = 0, j = 0; i < IWL_UCODE_MAX_CS && i < l->size; i++) { 353e705c121SKalle Valo fwcs = &l->cs[j]; 354e705c121SKalle Valo cipher = le32_to_cpu(fwcs->cipher); 355e705c121SKalle Valo 356e705c121SKalle Valo /* we skip schemes with zero cipher suite selector */ 357e705c121SKalle Valo if (!cipher) 358e705c121SKalle Valo continue; 359e705c121SKalle Valo 360e705c121SKalle Valo cs = &fw->cs[j++]; 361e705c121SKalle Valo cs->cipher = cipher; 362e705c121SKalle Valo cs->iftype = BIT(NL80211_IFTYPE_STATION); 363e705c121SKalle Valo cs->hdr_len = fwcs->hdr_len; 364e705c121SKalle Valo cs->pn_len = fwcs->pn_len; 365e705c121SKalle Valo cs->pn_off = fwcs->pn_off; 366e705c121SKalle Valo cs->key_idx_off = fwcs->key_idx_off; 367e705c121SKalle Valo cs->key_idx_mask = fwcs->key_idx_mask; 368e705c121SKalle Valo cs->key_idx_shift = fwcs->key_idx_shift; 369e705c121SKalle Valo cs->mic_len = fwcs->mic_len; 370e705c121SKalle Valo } 371e705c121SKalle Valo 372e705c121SKalle Valo return 0; 373e705c121SKalle Valo } 374e705c121SKalle Valo 375e705c121SKalle Valo static int iwl_store_gscan_capa(struct iwl_fw *fw, const u8 *data, 376e705c121SKalle Valo const u32 len) 377e705c121SKalle Valo { 378e705c121SKalle Valo struct iwl_fw_gscan_capabilities *fw_capa = (void *)data; 379e705c121SKalle Valo struct iwl_gscan_capabilities *capa = &fw->gscan_capa; 380e705c121SKalle Valo 381e705c121SKalle Valo if (len < sizeof(*fw_capa)) 382e705c121SKalle Valo return -EINVAL; 383e705c121SKalle Valo 384e705c121SKalle Valo capa->max_scan_cache_size = le32_to_cpu(fw_capa->max_scan_cache_size); 385e705c121SKalle Valo capa->max_scan_buckets = le32_to_cpu(fw_capa->max_scan_buckets); 386e705c121SKalle Valo capa->max_ap_cache_per_scan = 387e705c121SKalle Valo le32_to_cpu(fw_capa->max_ap_cache_per_scan); 388e705c121SKalle Valo capa->max_rssi_sample_size = le32_to_cpu(fw_capa->max_rssi_sample_size); 389e705c121SKalle Valo capa->max_scan_reporting_threshold = 390e705c121SKalle Valo le32_to_cpu(fw_capa->max_scan_reporting_threshold); 391e705c121SKalle Valo capa->max_hotlist_aps = le32_to_cpu(fw_capa->max_hotlist_aps); 392e705c121SKalle Valo capa->max_significant_change_aps = 393e705c121SKalle Valo le32_to_cpu(fw_capa->max_significant_change_aps); 394e705c121SKalle Valo capa->max_bssid_history_entries = 395e705c121SKalle Valo le32_to_cpu(fw_capa->max_bssid_history_entries); 396e705c121SKalle Valo return 0; 397e705c121SKalle Valo } 398e705c121SKalle Valo 399e705c121SKalle Valo /* 400e705c121SKalle Valo * Gets uCode section from tlv. 401e705c121SKalle Valo */ 402e705c121SKalle Valo static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, 403e705c121SKalle Valo const void *data, enum iwl_ucode_type type, 404e705c121SKalle Valo int size) 405e705c121SKalle Valo { 406e705c121SKalle Valo struct fw_img_parsing *img; 407e705c121SKalle Valo struct fw_sec *sec; 408e705c121SKalle Valo struct fw_sec_parsing *sec_parse; 409e705c121SKalle Valo 410e705c121SKalle Valo if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) 411e705c121SKalle Valo return -1; 412e705c121SKalle Valo 413e705c121SKalle Valo sec_parse = (struct fw_sec_parsing *)data; 414e705c121SKalle Valo 415e705c121SKalle Valo img = &pieces->img[type]; 416e705c121SKalle Valo sec = &img->sec[img->sec_counter]; 417e705c121SKalle Valo 418e705c121SKalle Valo sec->offset = le32_to_cpu(sec_parse->offset); 419e705c121SKalle Valo sec->data = sec_parse->data; 420e705c121SKalle Valo sec->size = size - sizeof(sec_parse->offset); 421e705c121SKalle Valo 422e705c121SKalle Valo ++img->sec_counter; 423e705c121SKalle Valo 424e705c121SKalle Valo return 0; 425e705c121SKalle Valo } 426e705c121SKalle Valo 427e705c121SKalle Valo static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) 428e705c121SKalle Valo { 429e705c121SKalle Valo struct iwl_tlv_calib_data *def_calib = 430e705c121SKalle Valo (struct iwl_tlv_calib_data *)data; 431e705c121SKalle Valo u32 ucode_type = le32_to_cpu(def_calib->ucode_type); 432e705c121SKalle Valo if (ucode_type >= IWL_UCODE_TYPE_MAX) { 433e705c121SKalle Valo IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", 434e705c121SKalle Valo ucode_type); 435e705c121SKalle Valo return -EINVAL; 436e705c121SKalle Valo } 437e705c121SKalle Valo drv->fw.default_calib[ucode_type].flow_trigger = 438e705c121SKalle Valo def_calib->calib.flow_trigger; 439e705c121SKalle Valo drv->fw.default_calib[ucode_type].event_trigger = 440e705c121SKalle Valo def_calib->calib.event_trigger; 441e705c121SKalle Valo 442e705c121SKalle Valo return 0; 443e705c121SKalle Valo } 444e705c121SKalle Valo 445e705c121SKalle Valo static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data, 446e705c121SKalle Valo struct iwl_ucode_capabilities *capa) 447e705c121SKalle Valo { 448e705c121SKalle Valo const struct iwl_ucode_api *ucode_api = (void *)data; 449e705c121SKalle Valo u32 api_index = le32_to_cpu(ucode_api->api_index); 450e705c121SKalle Valo u32 api_flags = le32_to_cpu(ucode_api->api_flags); 451e705c121SKalle Valo int i; 452e705c121SKalle Valo 453e705c121SKalle Valo if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_API, 32)) { 454e705c121SKalle Valo IWL_ERR(drv, "api_index larger than supported by driver\n"); 455e705c121SKalle Valo /* don't return an error so we can load FW that has more bits */ 456e705c121SKalle Valo return 0; 457e705c121SKalle Valo } 458e705c121SKalle Valo 459e705c121SKalle Valo for (i = 0; i < 32; i++) { 460e705c121SKalle Valo if (api_flags & BIT(i)) 461e705c121SKalle Valo __set_bit(i + 32 * api_index, capa->_api); 462e705c121SKalle Valo } 463e705c121SKalle Valo 464e705c121SKalle Valo return 0; 465e705c121SKalle Valo } 466e705c121SKalle Valo 467e705c121SKalle Valo static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data, 468e705c121SKalle Valo struct iwl_ucode_capabilities *capa) 469e705c121SKalle Valo { 470e705c121SKalle Valo const struct iwl_ucode_capa *ucode_capa = (void *)data; 471e705c121SKalle Valo u32 api_index = le32_to_cpu(ucode_capa->api_index); 472e705c121SKalle Valo u32 api_flags = le32_to_cpu(ucode_capa->api_capa); 473e705c121SKalle Valo int i; 474e705c121SKalle Valo 475e705c121SKalle Valo if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_CAPA, 32)) { 476e705c121SKalle Valo IWL_ERR(drv, "api_index larger than supported by driver\n"); 477e705c121SKalle Valo /* don't return an error so we can load FW that has more bits */ 478e705c121SKalle Valo return 0; 479e705c121SKalle Valo } 480e705c121SKalle Valo 481e705c121SKalle Valo for (i = 0; i < 32; i++) { 482e705c121SKalle Valo if (api_flags & BIT(i)) 483e705c121SKalle Valo __set_bit(i + 32 * api_index, capa->_capa); 484e705c121SKalle Valo } 485e705c121SKalle Valo 486e705c121SKalle Valo return 0; 487e705c121SKalle Valo } 488e705c121SKalle Valo 489e705c121SKalle Valo static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, 490e705c121SKalle Valo const struct firmware *ucode_raw, 491e705c121SKalle Valo struct iwl_firmware_pieces *pieces) 492e705c121SKalle Valo { 493e705c121SKalle Valo struct iwl_ucode_header *ucode = (void *)ucode_raw->data; 494e705c121SKalle Valo u32 api_ver, hdr_size, build; 495e705c121SKalle Valo char buildstr[25]; 496e705c121SKalle Valo const u8 *src; 497e705c121SKalle Valo 498e705c121SKalle Valo drv->fw.ucode_ver = le32_to_cpu(ucode->ver); 499e705c121SKalle Valo api_ver = IWL_UCODE_API(drv->fw.ucode_ver); 500e705c121SKalle Valo 501e705c121SKalle Valo switch (api_ver) { 502e705c121SKalle Valo default: 503e705c121SKalle Valo hdr_size = 28; 504e705c121SKalle Valo if (ucode_raw->size < hdr_size) { 505e705c121SKalle Valo IWL_ERR(drv, "File size too small!\n"); 506e705c121SKalle Valo return -EINVAL; 507e705c121SKalle Valo } 508e705c121SKalle Valo build = le32_to_cpu(ucode->u.v2.build); 509e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, 510e705c121SKalle Valo le32_to_cpu(ucode->u.v2.inst_size)); 511e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, 512e705c121SKalle Valo le32_to_cpu(ucode->u.v2.data_size)); 513e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, 514e705c121SKalle Valo le32_to_cpu(ucode->u.v2.init_size)); 515e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, 516e705c121SKalle Valo le32_to_cpu(ucode->u.v2.init_data_size)); 517e705c121SKalle Valo src = ucode->u.v2.data; 518e705c121SKalle Valo break; 519e705c121SKalle Valo case 0: 520e705c121SKalle Valo case 1: 521e705c121SKalle Valo case 2: 522e705c121SKalle Valo hdr_size = 24; 523e705c121SKalle Valo if (ucode_raw->size < hdr_size) { 524e705c121SKalle Valo IWL_ERR(drv, "File size too small!\n"); 525e705c121SKalle Valo return -EINVAL; 526e705c121SKalle Valo } 527e705c121SKalle Valo build = 0; 528e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, 529e705c121SKalle Valo le32_to_cpu(ucode->u.v1.inst_size)); 530e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, 531e705c121SKalle Valo le32_to_cpu(ucode->u.v1.data_size)); 532e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, 533e705c121SKalle Valo le32_to_cpu(ucode->u.v1.init_size)); 534e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, 535e705c121SKalle Valo le32_to_cpu(ucode->u.v1.init_data_size)); 536e705c121SKalle Valo src = ucode->u.v1.data; 537e705c121SKalle Valo break; 538e705c121SKalle Valo } 539e705c121SKalle Valo 540e705c121SKalle Valo if (build) 541e705c121SKalle Valo sprintf(buildstr, " build %u%s", build, 542e705c121SKalle Valo (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) 543e705c121SKalle Valo ? " (EXP)" : ""); 544e705c121SKalle Valo else 545e705c121SKalle Valo buildstr[0] = '\0'; 546e705c121SKalle Valo 547e705c121SKalle Valo snprintf(drv->fw.fw_version, 548e705c121SKalle Valo sizeof(drv->fw.fw_version), 549e705c121SKalle Valo "%u.%u.%u.%u%s", 550e705c121SKalle Valo IWL_UCODE_MAJOR(drv->fw.ucode_ver), 551e705c121SKalle Valo IWL_UCODE_MINOR(drv->fw.ucode_ver), 552e705c121SKalle Valo IWL_UCODE_API(drv->fw.ucode_ver), 553e705c121SKalle Valo IWL_UCODE_SERIAL(drv->fw.ucode_ver), 554e705c121SKalle Valo buildstr); 555e705c121SKalle Valo 556e705c121SKalle Valo /* Verify size of file vs. image size info in file's header */ 557e705c121SKalle Valo 558e705c121SKalle Valo if (ucode_raw->size != hdr_size + 559e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) + 560e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) + 561e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) + 562e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) { 563e705c121SKalle Valo 564e705c121SKalle Valo IWL_ERR(drv, 565e705c121SKalle Valo "uCode file size %d does not match expected size\n", 566e705c121SKalle Valo (int)ucode_raw->size); 567e705c121SKalle Valo return -EINVAL; 568e705c121SKalle Valo } 569e705c121SKalle Valo 570e705c121SKalle Valo 571e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src); 572e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST); 573e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, 574e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 575e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src); 576e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA); 577e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, 578e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 579e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src); 580e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST); 581e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, 582e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 583e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src); 584e705c121SKalle Valo src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA); 585e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, 586e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 587e705c121SKalle Valo return 0; 588e705c121SKalle Valo } 589e705c121SKalle Valo 590e705c121SKalle Valo static int iwl_parse_tlv_firmware(struct iwl_drv *drv, 591e705c121SKalle Valo const struct firmware *ucode_raw, 592e705c121SKalle Valo struct iwl_firmware_pieces *pieces, 593e705c121SKalle Valo struct iwl_ucode_capabilities *capa) 594e705c121SKalle Valo { 595e705c121SKalle Valo struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; 596e705c121SKalle Valo struct iwl_ucode_tlv *tlv; 597e705c121SKalle Valo size_t len = ucode_raw->size; 598e705c121SKalle Valo const u8 *data; 599e705c121SKalle Valo u32 tlv_len; 600e705c121SKalle Valo u32 usniffer_img; 601e705c121SKalle Valo enum iwl_ucode_tlv_type tlv_type; 602e705c121SKalle Valo const u8 *tlv_data; 603e705c121SKalle Valo char buildstr[25]; 604e705c121SKalle Valo u32 build, paging_mem_size; 605e705c121SKalle Valo int num_of_cpus; 606e705c121SKalle Valo bool usniffer_images = false; 607e705c121SKalle Valo bool usniffer_req = false; 608e705c121SKalle Valo bool gscan_capa = false; 609e705c121SKalle Valo 610e705c121SKalle Valo if (len < sizeof(*ucode)) { 611e705c121SKalle Valo IWL_ERR(drv, "uCode has invalid length: %zd\n", len); 612e705c121SKalle Valo return -EINVAL; 613e705c121SKalle Valo } 614e705c121SKalle Valo 615e705c121SKalle Valo if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) { 616e705c121SKalle Valo IWL_ERR(drv, "invalid uCode magic: 0X%x\n", 617e705c121SKalle Valo le32_to_cpu(ucode->magic)); 618e705c121SKalle Valo return -EINVAL; 619e705c121SKalle Valo } 620e705c121SKalle Valo 621e705c121SKalle Valo drv->fw.ucode_ver = le32_to_cpu(ucode->ver); 622e705c121SKalle Valo memcpy(drv->fw.human_readable, ucode->human_readable, 623e705c121SKalle Valo sizeof(drv->fw.human_readable)); 624e705c121SKalle Valo build = le32_to_cpu(ucode->build); 625e705c121SKalle Valo 626e705c121SKalle Valo if (build) 627e705c121SKalle Valo sprintf(buildstr, " build %u%s", build, 628e705c121SKalle Valo (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) 629e705c121SKalle Valo ? " (EXP)" : ""); 630e705c121SKalle Valo else 631e705c121SKalle Valo buildstr[0] = '\0'; 632e705c121SKalle Valo 633e705c121SKalle Valo snprintf(drv->fw.fw_version, 634e705c121SKalle Valo sizeof(drv->fw.fw_version), 635e705c121SKalle Valo "%u.%u.%u.%u%s", 636e705c121SKalle Valo IWL_UCODE_MAJOR(drv->fw.ucode_ver), 637e705c121SKalle Valo IWL_UCODE_MINOR(drv->fw.ucode_ver), 638e705c121SKalle Valo IWL_UCODE_API(drv->fw.ucode_ver), 639e705c121SKalle Valo IWL_UCODE_SERIAL(drv->fw.ucode_ver), 640e705c121SKalle Valo buildstr); 641e705c121SKalle Valo 642e705c121SKalle Valo data = ucode->data; 643e705c121SKalle Valo 644e705c121SKalle Valo len -= sizeof(*ucode); 645e705c121SKalle Valo 646e705c121SKalle Valo while (len >= sizeof(*tlv)) { 647e705c121SKalle Valo len -= sizeof(*tlv); 648e705c121SKalle Valo tlv = (void *)data; 649e705c121SKalle Valo 650e705c121SKalle Valo tlv_len = le32_to_cpu(tlv->length); 651e705c121SKalle Valo tlv_type = le32_to_cpu(tlv->type); 652e705c121SKalle Valo tlv_data = tlv->data; 653e705c121SKalle Valo 654e705c121SKalle Valo if (len < tlv_len) { 655e705c121SKalle Valo IWL_ERR(drv, "invalid TLV len: %zd/%u\n", 656e705c121SKalle Valo len, tlv_len); 657e705c121SKalle Valo return -EINVAL; 658e705c121SKalle Valo } 659e705c121SKalle Valo len -= ALIGN(tlv_len, 4); 660e705c121SKalle Valo data += sizeof(*tlv) + ALIGN(tlv_len, 4); 661e705c121SKalle Valo 662e705c121SKalle Valo switch (tlv_type) { 663e705c121SKalle Valo case IWL_UCODE_TLV_INST: 664e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, 665e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_data); 666e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, 667e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_len); 668e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, 669e705c121SKalle Valo IWL_UCODE_SECTION_INST, 670e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 671e705c121SKalle Valo break; 672e705c121SKalle Valo case IWL_UCODE_TLV_DATA: 673e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_REGULAR, 674e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_data); 675e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_REGULAR, 676e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_len); 677e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_REGULAR, 678e705c121SKalle Valo IWL_UCODE_SECTION_DATA, 679e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 680e705c121SKalle Valo break; 681e705c121SKalle Valo case IWL_UCODE_TLV_INIT: 682e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, 683e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_data); 684e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, 685e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_len); 686e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, 687e705c121SKalle Valo IWL_UCODE_SECTION_INST, 688e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 689e705c121SKalle Valo break; 690e705c121SKalle Valo case IWL_UCODE_TLV_INIT_DATA: 691e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_INIT, 692e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_data); 693e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_INIT, 694e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_len); 695e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_INIT, 696e705c121SKalle Valo IWL_UCODE_SECTION_DATA, 697e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 698e705c121SKalle Valo break; 699e705c121SKalle Valo case IWL_UCODE_TLV_BOOT: 700e705c121SKalle Valo IWL_ERR(drv, "Found unexpected BOOT ucode\n"); 701e705c121SKalle Valo break; 702e705c121SKalle Valo case IWL_UCODE_TLV_PROBE_MAX_LEN: 703e705c121SKalle Valo if (tlv_len != sizeof(u32)) 704e705c121SKalle Valo goto invalid_tlv_len; 705e705c121SKalle Valo capa->max_probe_length = 706e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 707e705c121SKalle Valo break; 708e705c121SKalle Valo case IWL_UCODE_TLV_PAN: 709e705c121SKalle Valo if (tlv_len) 710e705c121SKalle Valo goto invalid_tlv_len; 711e705c121SKalle Valo capa->flags |= IWL_UCODE_TLV_FLAGS_PAN; 712e705c121SKalle Valo break; 713e705c121SKalle Valo case IWL_UCODE_TLV_FLAGS: 714e705c121SKalle Valo /* must be at least one u32 */ 715e705c121SKalle Valo if (tlv_len < sizeof(u32)) 716e705c121SKalle Valo goto invalid_tlv_len; 717e705c121SKalle Valo /* and a proper number of u32s */ 718e705c121SKalle Valo if (tlv_len % sizeof(u32)) 719e705c121SKalle Valo goto invalid_tlv_len; 720e705c121SKalle Valo /* 721e705c121SKalle Valo * This driver only reads the first u32 as 722e705c121SKalle Valo * right now no more features are defined, 723e705c121SKalle Valo * if that changes then either the driver 724e705c121SKalle Valo * will not work with the new firmware, or 725e705c121SKalle Valo * it'll not take advantage of new features. 726e705c121SKalle Valo */ 727e705c121SKalle Valo capa->flags = le32_to_cpup((__le32 *)tlv_data); 728e705c121SKalle Valo break; 729e705c121SKalle Valo case IWL_UCODE_TLV_API_CHANGES_SET: 730e705c121SKalle Valo if (tlv_len != sizeof(struct iwl_ucode_api)) 731e705c121SKalle Valo goto invalid_tlv_len; 732e705c121SKalle Valo if (iwl_set_ucode_api_flags(drv, tlv_data, capa)) 733e705c121SKalle Valo goto tlv_error; 734e705c121SKalle Valo break; 735e705c121SKalle Valo case IWL_UCODE_TLV_ENABLED_CAPABILITIES: 736e705c121SKalle Valo if (tlv_len != sizeof(struct iwl_ucode_capa)) 737e705c121SKalle Valo goto invalid_tlv_len; 738e705c121SKalle Valo if (iwl_set_ucode_capabilities(drv, tlv_data, capa)) 739e705c121SKalle Valo goto tlv_error; 740e705c121SKalle Valo break; 741e705c121SKalle Valo case IWL_UCODE_TLV_INIT_EVTLOG_PTR: 742e705c121SKalle Valo if (tlv_len != sizeof(u32)) 743e705c121SKalle Valo goto invalid_tlv_len; 744e705c121SKalle Valo pieces->init_evtlog_ptr = 745e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 746e705c121SKalle Valo break; 747e705c121SKalle Valo case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: 748e705c121SKalle Valo if (tlv_len != sizeof(u32)) 749e705c121SKalle Valo goto invalid_tlv_len; 750e705c121SKalle Valo pieces->init_evtlog_size = 751e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 752e705c121SKalle Valo break; 753e705c121SKalle Valo case IWL_UCODE_TLV_INIT_ERRLOG_PTR: 754e705c121SKalle Valo if (tlv_len != sizeof(u32)) 755e705c121SKalle Valo goto invalid_tlv_len; 756e705c121SKalle Valo pieces->init_errlog_ptr = 757e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 758e705c121SKalle Valo break; 759e705c121SKalle Valo case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: 760e705c121SKalle Valo if (tlv_len != sizeof(u32)) 761e705c121SKalle Valo goto invalid_tlv_len; 762e705c121SKalle Valo pieces->inst_evtlog_ptr = 763e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 764e705c121SKalle Valo break; 765e705c121SKalle Valo case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: 766e705c121SKalle Valo if (tlv_len != sizeof(u32)) 767e705c121SKalle Valo goto invalid_tlv_len; 768e705c121SKalle Valo pieces->inst_evtlog_size = 769e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 770e705c121SKalle Valo break; 771e705c121SKalle Valo case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: 772e705c121SKalle Valo if (tlv_len != sizeof(u32)) 773e705c121SKalle Valo goto invalid_tlv_len; 774e705c121SKalle Valo pieces->inst_errlog_ptr = 775e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 776e705c121SKalle Valo break; 777e705c121SKalle Valo case IWL_UCODE_TLV_ENHANCE_SENS_TBL: 778e705c121SKalle Valo if (tlv_len) 779e705c121SKalle Valo goto invalid_tlv_len; 780e705c121SKalle Valo drv->fw.enhance_sensitivity_table = true; 781e705c121SKalle Valo break; 782e705c121SKalle Valo case IWL_UCODE_TLV_WOWLAN_INST: 783e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_WOWLAN, 784e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_data); 785e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_WOWLAN, 786e705c121SKalle Valo IWL_UCODE_SECTION_INST, tlv_len); 787e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_WOWLAN, 788e705c121SKalle Valo IWL_UCODE_SECTION_INST, 789e705c121SKalle Valo IWLAGN_RTC_INST_LOWER_BOUND); 790e705c121SKalle Valo break; 791e705c121SKalle Valo case IWL_UCODE_TLV_WOWLAN_DATA: 792e705c121SKalle Valo set_sec_data(pieces, IWL_UCODE_WOWLAN, 793e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_data); 794e705c121SKalle Valo set_sec_size(pieces, IWL_UCODE_WOWLAN, 795e705c121SKalle Valo IWL_UCODE_SECTION_DATA, tlv_len); 796e705c121SKalle Valo set_sec_offset(pieces, IWL_UCODE_WOWLAN, 797e705c121SKalle Valo IWL_UCODE_SECTION_DATA, 798e705c121SKalle Valo IWLAGN_RTC_DATA_LOWER_BOUND); 799e705c121SKalle Valo break; 800e705c121SKalle Valo case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE: 801e705c121SKalle Valo if (tlv_len != sizeof(u32)) 802e705c121SKalle Valo goto invalid_tlv_len; 803e705c121SKalle Valo capa->standard_phy_calibration_size = 804e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 805e705c121SKalle Valo break; 806e705c121SKalle Valo case IWL_UCODE_TLV_SEC_RT: 807e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, 808e705c121SKalle Valo tlv_len); 809e705c121SKalle Valo drv->fw.mvm_fw = true; 810e705c121SKalle Valo break; 811e705c121SKalle Valo case IWL_UCODE_TLV_SEC_INIT: 812e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, 813e705c121SKalle Valo tlv_len); 814e705c121SKalle Valo drv->fw.mvm_fw = true; 815e705c121SKalle Valo break; 816e705c121SKalle Valo case IWL_UCODE_TLV_SEC_WOWLAN: 817e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, 818e705c121SKalle Valo tlv_len); 819e705c121SKalle Valo drv->fw.mvm_fw = true; 820e705c121SKalle Valo break; 821e705c121SKalle Valo case IWL_UCODE_TLV_DEF_CALIB: 822e705c121SKalle Valo if (tlv_len != sizeof(struct iwl_tlv_calib_data)) 823e705c121SKalle Valo goto invalid_tlv_len; 824e705c121SKalle Valo if (iwl_set_default_calib(drv, tlv_data)) 825e705c121SKalle Valo goto tlv_error; 826e705c121SKalle Valo break; 827e705c121SKalle Valo case IWL_UCODE_TLV_PHY_SKU: 828e705c121SKalle Valo if (tlv_len != sizeof(u32)) 829e705c121SKalle Valo goto invalid_tlv_len; 830e705c121SKalle Valo drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); 831e705c121SKalle Valo drv->fw.valid_tx_ant = (drv->fw.phy_config & 832e705c121SKalle Valo FW_PHY_CFG_TX_CHAIN) >> 833e705c121SKalle Valo FW_PHY_CFG_TX_CHAIN_POS; 834e705c121SKalle Valo drv->fw.valid_rx_ant = (drv->fw.phy_config & 835e705c121SKalle Valo FW_PHY_CFG_RX_CHAIN) >> 836e705c121SKalle Valo FW_PHY_CFG_RX_CHAIN_POS; 837e705c121SKalle Valo break; 838e705c121SKalle Valo case IWL_UCODE_TLV_SECURE_SEC_RT: 839e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, 840e705c121SKalle Valo tlv_len); 841e705c121SKalle Valo drv->fw.mvm_fw = true; 842e705c121SKalle Valo break; 843e705c121SKalle Valo case IWL_UCODE_TLV_SECURE_SEC_INIT: 844e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, 845e705c121SKalle Valo tlv_len); 846e705c121SKalle Valo drv->fw.mvm_fw = true; 847e705c121SKalle Valo break; 848e705c121SKalle Valo case IWL_UCODE_TLV_SECURE_SEC_WOWLAN: 849e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, 850e705c121SKalle Valo tlv_len); 851e705c121SKalle Valo drv->fw.mvm_fw = true; 852e705c121SKalle Valo break; 853e705c121SKalle Valo case IWL_UCODE_TLV_NUM_OF_CPU: 854e705c121SKalle Valo if (tlv_len != sizeof(u32)) 855e705c121SKalle Valo goto invalid_tlv_len; 856e705c121SKalle Valo num_of_cpus = 857e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 858e705c121SKalle Valo 859e705c121SKalle Valo if (num_of_cpus == 2) { 860e705c121SKalle Valo drv->fw.img[IWL_UCODE_REGULAR].is_dual_cpus = 861e705c121SKalle Valo true; 862e705c121SKalle Valo drv->fw.img[IWL_UCODE_INIT].is_dual_cpus = 863e705c121SKalle Valo true; 864e705c121SKalle Valo drv->fw.img[IWL_UCODE_WOWLAN].is_dual_cpus = 865e705c121SKalle Valo true; 866e705c121SKalle Valo } else if ((num_of_cpus > 2) || (num_of_cpus < 1)) { 867e705c121SKalle Valo IWL_ERR(drv, "Driver support upto 2 CPUs\n"); 868e705c121SKalle Valo return -EINVAL; 869e705c121SKalle Valo } 870e705c121SKalle Valo break; 871e705c121SKalle Valo case IWL_UCODE_TLV_CSCHEME: 872e705c121SKalle Valo if (iwl_store_cscheme(&drv->fw, tlv_data, tlv_len)) 873e705c121SKalle Valo goto invalid_tlv_len; 874e705c121SKalle Valo break; 875e705c121SKalle Valo case IWL_UCODE_TLV_N_SCAN_CHANNELS: 876e705c121SKalle Valo if (tlv_len != sizeof(u32)) 877e705c121SKalle Valo goto invalid_tlv_len; 878e705c121SKalle Valo capa->n_scan_channels = 879e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 880e705c121SKalle Valo break; 881e705c121SKalle Valo case IWL_UCODE_TLV_FW_VERSION: { 882e705c121SKalle Valo __le32 *ptr = (void *)tlv_data; 883e705c121SKalle Valo u32 major, minor; 884e705c121SKalle Valo u8 local_comp; 885e705c121SKalle Valo 886e705c121SKalle Valo if (tlv_len != sizeof(u32) * 3) 887e705c121SKalle Valo goto invalid_tlv_len; 888e705c121SKalle Valo 889e705c121SKalle Valo major = le32_to_cpup(ptr++); 890e705c121SKalle Valo minor = le32_to_cpup(ptr++); 891e705c121SKalle Valo local_comp = le32_to_cpup(ptr); 892e705c121SKalle Valo 893e705c121SKalle Valo snprintf(drv->fw.fw_version, 894e705c121SKalle Valo sizeof(drv->fw.fw_version), "%u.%u.%u", 895e705c121SKalle Valo major, minor, local_comp); 896e705c121SKalle Valo break; 897e705c121SKalle Valo } 898e705c121SKalle Valo case IWL_UCODE_TLV_FW_DBG_DEST: { 899e705c121SKalle Valo struct iwl_fw_dbg_dest_tlv *dest = (void *)tlv_data; 900e705c121SKalle Valo 901e705c121SKalle Valo if (pieces->dbg_dest_tlv) { 902e705c121SKalle Valo IWL_ERR(drv, 903e705c121SKalle Valo "dbg destination ignored, already exists\n"); 904e705c121SKalle Valo break; 905e705c121SKalle Valo } 906e705c121SKalle Valo 907e705c121SKalle Valo pieces->dbg_dest_tlv = dest; 908e705c121SKalle Valo IWL_INFO(drv, "Found debug destination: %s\n", 909e705c121SKalle Valo get_fw_dbg_mode_string(dest->monitor_mode)); 910e705c121SKalle Valo 911e705c121SKalle Valo drv->fw.dbg_dest_reg_num = 912e705c121SKalle Valo tlv_len - offsetof(struct iwl_fw_dbg_dest_tlv, 913e705c121SKalle Valo reg_ops); 914e705c121SKalle Valo drv->fw.dbg_dest_reg_num /= 915e705c121SKalle Valo sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]); 916e705c121SKalle Valo 917e705c121SKalle Valo break; 918e705c121SKalle Valo } 919e705c121SKalle Valo case IWL_UCODE_TLV_FW_DBG_CONF: { 920e705c121SKalle Valo struct iwl_fw_dbg_conf_tlv *conf = (void *)tlv_data; 921e705c121SKalle Valo 922e705c121SKalle Valo if (!pieces->dbg_dest_tlv) { 923e705c121SKalle Valo IWL_ERR(drv, 924e705c121SKalle Valo "Ignore dbg config %d - no destination configured\n", 925e705c121SKalle Valo conf->id); 926e705c121SKalle Valo break; 927e705c121SKalle Valo } 928e705c121SKalle Valo 929e705c121SKalle Valo if (conf->id >= ARRAY_SIZE(drv->fw.dbg_conf_tlv)) { 930e705c121SKalle Valo IWL_ERR(drv, 931e705c121SKalle Valo "Skip unknown configuration: %d\n", 932e705c121SKalle Valo conf->id); 933e705c121SKalle Valo break; 934e705c121SKalle Valo } 935e705c121SKalle Valo 936e705c121SKalle Valo if (pieces->dbg_conf_tlv[conf->id]) { 937e705c121SKalle Valo IWL_ERR(drv, 938e705c121SKalle Valo "Ignore duplicate dbg config %d\n", 939e705c121SKalle Valo conf->id); 940e705c121SKalle Valo break; 941e705c121SKalle Valo } 942e705c121SKalle Valo 943e705c121SKalle Valo if (conf->usniffer) 944e705c121SKalle Valo usniffer_req = true; 945e705c121SKalle Valo 946e705c121SKalle Valo IWL_INFO(drv, "Found debug configuration: %d\n", 947e705c121SKalle Valo conf->id); 948e705c121SKalle Valo 949e705c121SKalle Valo pieces->dbg_conf_tlv[conf->id] = conf; 950e705c121SKalle Valo pieces->dbg_conf_tlv_len[conf->id] = tlv_len; 951e705c121SKalle Valo break; 952e705c121SKalle Valo } 953e705c121SKalle Valo case IWL_UCODE_TLV_FW_DBG_TRIGGER: { 954e705c121SKalle Valo struct iwl_fw_dbg_trigger_tlv *trigger = 955e705c121SKalle Valo (void *)tlv_data; 956e705c121SKalle Valo u32 trigger_id = le32_to_cpu(trigger->id); 957e705c121SKalle Valo 958e705c121SKalle Valo if (trigger_id >= ARRAY_SIZE(drv->fw.dbg_trigger_tlv)) { 959e705c121SKalle Valo IWL_ERR(drv, 960e705c121SKalle Valo "Skip unknown trigger: %u\n", 961e705c121SKalle Valo trigger->id); 962e705c121SKalle Valo break; 963e705c121SKalle Valo } 964e705c121SKalle Valo 965e705c121SKalle Valo if (pieces->dbg_trigger_tlv[trigger_id]) { 966e705c121SKalle Valo IWL_ERR(drv, 967e705c121SKalle Valo "Ignore duplicate dbg trigger %u\n", 968e705c121SKalle Valo trigger->id); 969e705c121SKalle Valo break; 970e705c121SKalle Valo } 971e705c121SKalle Valo 972e705c121SKalle Valo IWL_INFO(drv, "Found debug trigger: %u\n", trigger->id); 973e705c121SKalle Valo 974e705c121SKalle Valo pieces->dbg_trigger_tlv[trigger_id] = trigger; 975e705c121SKalle Valo pieces->dbg_trigger_tlv_len[trigger_id] = tlv_len; 976e705c121SKalle Valo break; 977e705c121SKalle Valo } 978e705c121SKalle Valo case IWL_UCODE_TLV_SEC_RT_USNIFFER: 979e705c121SKalle Valo usniffer_images = true; 980e705c121SKalle Valo iwl_store_ucode_sec(pieces, tlv_data, 981e705c121SKalle Valo IWL_UCODE_REGULAR_USNIFFER, 982e705c121SKalle Valo tlv_len); 983e705c121SKalle Valo break; 984e705c121SKalle Valo case IWL_UCODE_TLV_PAGING: 985e705c121SKalle Valo if (tlv_len != sizeof(u32)) 986e705c121SKalle Valo goto invalid_tlv_len; 987e705c121SKalle Valo paging_mem_size = le32_to_cpup((__le32 *)tlv_data); 988e705c121SKalle Valo 989e705c121SKalle Valo IWL_DEBUG_FW(drv, 990e705c121SKalle Valo "Paging: paging enabled (size = %u bytes)\n", 991e705c121SKalle Valo paging_mem_size); 992e705c121SKalle Valo 993e705c121SKalle Valo if (paging_mem_size > MAX_PAGING_IMAGE_SIZE) { 994e705c121SKalle Valo IWL_ERR(drv, 995e705c121SKalle Valo "Paging: driver supports up to %lu bytes for paging image\n", 996e705c121SKalle Valo MAX_PAGING_IMAGE_SIZE); 997e705c121SKalle Valo return -EINVAL; 998e705c121SKalle Valo } 999e705c121SKalle Valo 1000e705c121SKalle Valo if (paging_mem_size & (FW_PAGING_SIZE - 1)) { 1001e705c121SKalle Valo IWL_ERR(drv, 1002e705c121SKalle Valo "Paging: image isn't multiple %lu\n", 1003e705c121SKalle Valo FW_PAGING_SIZE); 1004e705c121SKalle Valo return -EINVAL; 1005e705c121SKalle Valo } 1006e705c121SKalle Valo 1007e705c121SKalle Valo drv->fw.img[IWL_UCODE_REGULAR].paging_mem_size = 1008e705c121SKalle Valo paging_mem_size; 1009e705c121SKalle Valo usniffer_img = IWL_UCODE_REGULAR_USNIFFER; 1010e705c121SKalle Valo drv->fw.img[usniffer_img].paging_mem_size = 1011e705c121SKalle Valo paging_mem_size; 1012e705c121SKalle Valo break; 1013e705c121SKalle Valo case IWL_UCODE_TLV_SDIO_ADMA_ADDR: 1014e705c121SKalle Valo if (tlv_len != sizeof(u32)) 1015e705c121SKalle Valo goto invalid_tlv_len; 1016e705c121SKalle Valo drv->fw.sdio_adma_addr = 1017e705c121SKalle Valo le32_to_cpup((__le32 *)tlv_data); 1018e705c121SKalle Valo break; 1019e705c121SKalle Valo case IWL_UCODE_TLV_FW_GSCAN_CAPA: 1020e705c121SKalle Valo if (iwl_store_gscan_capa(&drv->fw, tlv_data, tlv_len)) 1021e705c121SKalle Valo goto invalid_tlv_len; 1022e705c121SKalle Valo gscan_capa = true; 1023e705c121SKalle Valo break; 1024e705c121SKalle Valo default: 1025e705c121SKalle Valo IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); 1026e705c121SKalle Valo break; 1027e705c121SKalle Valo } 1028e705c121SKalle Valo } 1029e705c121SKalle Valo 1030e705c121SKalle Valo if (usniffer_req && !usniffer_images) { 1031e705c121SKalle Valo IWL_ERR(drv, 1032e705c121SKalle Valo "user selected to work with usniffer but usniffer image isn't available in ucode package\n"); 1033e705c121SKalle Valo return -EINVAL; 1034e705c121SKalle Valo } 1035e705c121SKalle Valo 1036e705c121SKalle Valo if (len) { 1037e705c121SKalle Valo IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); 1038e705c121SKalle Valo iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); 1039e705c121SKalle Valo return -EINVAL; 1040e705c121SKalle Valo } 1041e705c121SKalle Valo 1042e705c121SKalle Valo /* 1043e705c121SKalle Valo * If ucode advertises that it supports GSCAN but GSCAN 1044e705c121SKalle Valo * capabilities TLV is not present, warn and continue without GSCAN. 1045e705c121SKalle Valo */ 1046e705c121SKalle Valo if (fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) && 1047e705c121SKalle Valo WARN(!gscan_capa, 1048e705c121SKalle Valo "GSCAN is supported but capabilities TLV is unavailable\n")) 1049e705c121SKalle Valo __clear_bit((__force long)IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT, 1050e705c121SKalle Valo capa->_capa); 1051e705c121SKalle Valo 1052e705c121SKalle Valo return 0; 1053e705c121SKalle Valo 1054e705c121SKalle Valo invalid_tlv_len: 1055e705c121SKalle Valo IWL_ERR(drv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len); 1056e705c121SKalle Valo tlv_error: 1057e705c121SKalle Valo iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len); 1058e705c121SKalle Valo 1059e705c121SKalle Valo return -EINVAL; 1060e705c121SKalle Valo } 1061e705c121SKalle Valo 1062e705c121SKalle Valo static int iwl_alloc_ucode(struct iwl_drv *drv, 1063e705c121SKalle Valo struct iwl_firmware_pieces *pieces, 1064e705c121SKalle Valo enum iwl_ucode_type type) 1065e705c121SKalle Valo { 1066e705c121SKalle Valo int i; 1067e705c121SKalle Valo for (i = 0; 1068e705c121SKalle Valo i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i); 1069e705c121SKalle Valo i++) 1070e705c121SKalle Valo if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]), 1071e705c121SKalle Valo get_sec(pieces, type, i))) 1072e705c121SKalle Valo return -ENOMEM; 1073e705c121SKalle Valo return 0; 1074e705c121SKalle Valo } 1075e705c121SKalle Valo 1076e705c121SKalle Valo static int validate_sec_sizes(struct iwl_drv *drv, 1077e705c121SKalle Valo struct iwl_firmware_pieces *pieces, 1078e705c121SKalle Valo const struct iwl_cfg *cfg) 1079e705c121SKalle Valo { 1080e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n", 1081e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1082e705c121SKalle Valo IWL_UCODE_SECTION_INST)); 1083e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n", 1084e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1085e705c121SKalle Valo IWL_UCODE_SECTION_DATA)); 1086e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n", 1087e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST)); 1088e705c121SKalle Valo IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n", 1089e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)); 1090e705c121SKalle Valo 1091e705c121SKalle Valo /* Verify that uCode images will fit in card's SRAM. */ 1092e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) > 1093e705c121SKalle Valo cfg->max_inst_size) { 1094e705c121SKalle Valo IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n", 1095e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1096e705c121SKalle Valo IWL_UCODE_SECTION_INST)); 1097e705c121SKalle Valo return -1; 1098e705c121SKalle Valo } 1099e705c121SKalle Valo 1100e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) > 1101e705c121SKalle Valo cfg->max_data_size) { 1102e705c121SKalle Valo IWL_ERR(drv, "uCode data len %Zd too large to fit in\n", 1103e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1104e705c121SKalle Valo IWL_UCODE_SECTION_DATA)); 1105e705c121SKalle Valo return -1; 1106e705c121SKalle Valo } 1107e705c121SKalle Valo 1108e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) > 1109e705c121SKalle Valo cfg->max_inst_size) { 1110e705c121SKalle Valo IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n", 1111e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_INIT, 1112e705c121SKalle Valo IWL_UCODE_SECTION_INST)); 1113e705c121SKalle Valo return -1; 1114e705c121SKalle Valo } 1115e705c121SKalle Valo 1116e705c121SKalle Valo if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) > 1117e705c121SKalle Valo cfg->max_data_size) { 1118e705c121SKalle Valo IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n", 1119e705c121SKalle Valo get_sec_size(pieces, IWL_UCODE_REGULAR, 1120e705c121SKalle Valo IWL_UCODE_SECTION_DATA)); 1121e705c121SKalle Valo return -1; 1122e705c121SKalle Valo } 1123e705c121SKalle Valo return 0; 1124e705c121SKalle Valo } 1125e705c121SKalle Valo 1126e705c121SKalle Valo static struct iwl_op_mode * 1127e705c121SKalle Valo _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) 1128e705c121SKalle Valo { 1129e705c121SKalle Valo const struct iwl_op_mode_ops *ops = op->ops; 1130e705c121SKalle Valo struct dentry *dbgfs_dir = NULL; 1131e705c121SKalle Valo struct iwl_op_mode *op_mode = NULL; 1132e705c121SKalle Valo 1133e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1134e705c121SKalle Valo drv->dbgfs_op_mode = debugfs_create_dir(op->name, 1135e705c121SKalle Valo drv->dbgfs_drv); 1136e705c121SKalle Valo if (!drv->dbgfs_op_mode) { 1137e705c121SKalle Valo IWL_ERR(drv, 1138e705c121SKalle Valo "failed to create opmode debugfs directory\n"); 1139e705c121SKalle Valo return op_mode; 1140e705c121SKalle Valo } 1141e705c121SKalle Valo dbgfs_dir = drv->dbgfs_op_mode; 1142e705c121SKalle Valo #endif 1143e705c121SKalle Valo 1144e705c121SKalle Valo op_mode = ops->start(drv->trans, drv->cfg, &drv->fw, dbgfs_dir); 1145e705c121SKalle Valo 1146e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1147e705c121SKalle Valo if (!op_mode) { 1148e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_op_mode); 1149e705c121SKalle Valo drv->dbgfs_op_mode = NULL; 1150e705c121SKalle Valo } 1151e705c121SKalle Valo #endif 1152e705c121SKalle Valo 1153e705c121SKalle Valo return op_mode; 1154e705c121SKalle Valo } 1155e705c121SKalle Valo 1156e705c121SKalle Valo static void _iwl_op_mode_stop(struct iwl_drv *drv) 1157e705c121SKalle Valo { 1158e705c121SKalle Valo /* op_mode can be NULL if its start failed */ 1159e705c121SKalle Valo if (drv->op_mode) { 1160e705c121SKalle Valo iwl_op_mode_stop(drv->op_mode); 1161e705c121SKalle Valo drv->op_mode = NULL; 1162e705c121SKalle Valo 1163e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1164e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_op_mode); 1165e705c121SKalle Valo drv->dbgfs_op_mode = NULL; 1166e705c121SKalle Valo #endif 1167e705c121SKalle Valo } 1168e705c121SKalle Valo } 1169e705c121SKalle Valo 1170e705c121SKalle Valo /** 1171e705c121SKalle Valo * iwl_req_fw_callback - callback when firmware was loaded 1172e705c121SKalle Valo * 1173e705c121SKalle Valo * If loaded successfully, copies the firmware into buffers 1174e705c121SKalle Valo * for the card to fetch (via DMA). 1175e705c121SKalle Valo */ 1176e705c121SKalle Valo static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) 1177e705c121SKalle Valo { 1178e705c121SKalle Valo struct iwl_drv *drv = context; 1179e705c121SKalle Valo struct iwl_fw *fw = &drv->fw; 1180e705c121SKalle Valo struct iwl_ucode_header *ucode; 1181e705c121SKalle Valo struct iwlwifi_opmode_table *op; 1182e705c121SKalle Valo int err; 1183e705c121SKalle Valo struct iwl_firmware_pieces *pieces; 1184e705c121SKalle Valo const unsigned int api_max = drv->cfg->ucode_api_max; 1185e705c121SKalle Valo unsigned int api_ok = drv->cfg->ucode_api_ok; 1186e705c121SKalle Valo const unsigned int api_min = drv->cfg->ucode_api_min; 1187e705c121SKalle Valo size_t trigger_tlv_sz[FW_DBG_TRIGGER_MAX]; 1188e705c121SKalle Valo u32 api_ver; 1189e705c121SKalle Valo int i; 1190e705c121SKalle Valo bool load_module = false; 1191e705c121SKalle Valo 1192e705c121SKalle Valo fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; 1193e705c121SKalle Valo fw->ucode_capa.standard_phy_calibration_size = 1194e705c121SKalle Valo IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; 1195e705c121SKalle Valo fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS; 1196e705c121SKalle Valo 1197e705c121SKalle Valo if (!api_ok) 1198e705c121SKalle Valo api_ok = api_max; 1199e705c121SKalle Valo 1200e705c121SKalle Valo pieces = kzalloc(sizeof(*pieces), GFP_KERNEL); 1201e705c121SKalle Valo if (!pieces) 1202e705c121SKalle Valo return; 1203e705c121SKalle Valo 1204e705c121SKalle Valo if (!ucode_raw) { 1205e705c121SKalle Valo if (drv->fw_index <= api_ok) 1206e705c121SKalle Valo IWL_ERR(drv, 1207e705c121SKalle Valo "request for firmware file '%s' failed.\n", 1208e705c121SKalle Valo drv->firmware_name); 1209e705c121SKalle Valo goto try_again; 1210e705c121SKalle Valo } 1211e705c121SKalle Valo 1212e705c121SKalle Valo IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", 1213e705c121SKalle Valo drv->firmware_name, ucode_raw->size); 1214e705c121SKalle Valo 1215e705c121SKalle Valo /* Make sure that we got at least the API version number */ 1216e705c121SKalle Valo if (ucode_raw->size < 4) { 1217e705c121SKalle Valo IWL_ERR(drv, "File size way too small!\n"); 1218e705c121SKalle Valo goto try_again; 1219e705c121SKalle Valo } 1220e705c121SKalle Valo 1221e705c121SKalle Valo /* Data from ucode file: header followed by uCode images */ 1222e705c121SKalle Valo ucode = (struct iwl_ucode_header *)ucode_raw->data; 1223e705c121SKalle Valo 1224e705c121SKalle Valo if (ucode->ver) 1225e705c121SKalle Valo err = iwl_parse_v1_v2_firmware(drv, ucode_raw, pieces); 1226e705c121SKalle Valo else 1227e705c121SKalle Valo err = iwl_parse_tlv_firmware(drv, ucode_raw, pieces, 1228e705c121SKalle Valo &fw->ucode_capa); 1229e705c121SKalle Valo 1230e705c121SKalle Valo if (err) 1231e705c121SKalle Valo goto try_again; 1232e705c121SKalle Valo 1233e705c121SKalle Valo if (fw_has_api(&drv->fw.ucode_capa, IWL_UCODE_TLV_API_NEW_VERSION)) 1234e705c121SKalle Valo api_ver = drv->fw.ucode_ver; 1235e705c121SKalle Valo else 1236e705c121SKalle Valo api_ver = IWL_UCODE_API(drv->fw.ucode_ver); 1237e705c121SKalle Valo 1238e705c121SKalle Valo /* 1239e705c121SKalle Valo * api_ver should match the api version forming part of the 1240e705c121SKalle Valo * firmware filename ... but we don't check for that and only rely 1241e705c121SKalle Valo * on the API version read from firmware header from here on forward 1242e705c121SKalle Valo */ 1243e705c121SKalle Valo /* no api version check required for experimental uCode */ 1244e705c121SKalle Valo if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) { 1245e705c121SKalle Valo if (api_ver < api_min || api_ver > api_max) { 1246e705c121SKalle Valo IWL_ERR(drv, 1247e705c121SKalle Valo "Driver unable to support your firmware API. " 1248e705c121SKalle Valo "Driver supports v%u, firmware is v%u.\n", 1249e705c121SKalle Valo api_max, api_ver); 1250e705c121SKalle Valo goto try_again; 1251e705c121SKalle Valo } 1252e705c121SKalle Valo 1253e705c121SKalle Valo if (api_ver < api_ok) { 1254e705c121SKalle Valo if (api_ok != api_max) 1255e705c121SKalle Valo IWL_ERR(drv, "Firmware has old API version, " 1256e705c121SKalle Valo "expected v%u through v%u, got v%u.\n", 1257e705c121SKalle Valo api_ok, api_max, api_ver); 1258e705c121SKalle Valo else 1259e705c121SKalle Valo IWL_ERR(drv, "Firmware has old API version, " 1260e705c121SKalle Valo "expected v%u, got v%u.\n", 1261e705c121SKalle Valo api_max, api_ver); 1262e705c121SKalle Valo IWL_ERR(drv, "New firmware can be obtained from " 1263e705c121SKalle Valo "http://www.intellinuxwireless.org/.\n"); 1264e705c121SKalle Valo } 1265e705c121SKalle Valo } 1266e705c121SKalle Valo 1267e705c121SKalle Valo /* 1268e705c121SKalle Valo * In mvm uCode there is no difference between data and instructions 1269e705c121SKalle Valo * sections. 1270e705c121SKalle Valo */ 1271e705c121SKalle Valo if (!fw->mvm_fw && validate_sec_sizes(drv, pieces, drv->cfg)) 1272e705c121SKalle Valo goto try_again; 1273e705c121SKalle Valo 1274e705c121SKalle Valo /* Allocate ucode buffers for card's bus-master loading ... */ 1275e705c121SKalle Valo 1276e705c121SKalle Valo /* Runtime instructions and 2 copies of data: 1277e705c121SKalle Valo * 1) unmodified from disk 1278e705c121SKalle Valo * 2) backup cache for save/restore during power-downs */ 1279e705c121SKalle Valo for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) 1280e705c121SKalle Valo if (iwl_alloc_ucode(drv, pieces, i)) 1281e705c121SKalle Valo goto out_free_fw; 1282e705c121SKalle Valo 1283e705c121SKalle Valo if (pieces->dbg_dest_tlv) { 1284e705c121SKalle Valo drv->fw.dbg_dest_tlv = 1285e705c121SKalle Valo kmemdup(pieces->dbg_dest_tlv, 1286e705c121SKalle Valo sizeof(*pieces->dbg_dest_tlv) + 1287e705c121SKalle Valo sizeof(pieces->dbg_dest_tlv->reg_ops[0]) * 1288e705c121SKalle Valo drv->fw.dbg_dest_reg_num, GFP_KERNEL); 1289e705c121SKalle Valo 1290e705c121SKalle Valo if (!drv->fw.dbg_dest_tlv) 1291e705c121SKalle Valo goto out_free_fw; 1292e705c121SKalle Valo } 1293e705c121SKalle Valo 1294e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) { 1295e705c121SKalle Valo if (pieces->dbg_conf_tlv[i]) { 1296e705c121SKalle Valo drv->fw.dbg_conf_tlv_len[i] = 1297e705c121SKalle Valo pieces->dbg_conf_tlv_len[i]; 1298e705c121SKalle Valo drv->fw.dbg_conf_tlv[i] = 1299e705c121SKalle Valo kmemdup(pieces->dbg_conf_tlv[i], 1300e705c121SKalle Valo drv->fw.dbg_conf_tlv_len[i], 1301e705c121SKalle Valo GFP_KERNEL); 1302e705c121SKalle Valo if (!drv->fw.dbg_conf_tlv[i]) 1303e705c121SKalle Valo goto out_free_fw; 1304e705c121SKalle Valo } 1305e705c121SKalle Valo } 1306e705c121SKalle Valo 1307e705c121SKalle Valo memset(&trigger_tlv_sz, 0xff, sizeof(trigger_tlv_sz)); 1308e705c121SKalle Valo 1309e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_MISSED_BEACONS] = 1310e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_missed_bcon); 1311e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_CHANNEL_SWITCH] = 0; 1312e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_FW_NOTIF] = 1313e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_cmd); 1314e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_MLME] = 1315e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_mlme); 1316e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_STATS] = 1317e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_stats); 1318e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_RSSI] = 1319e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_low_rssi); 1320e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_TXQ_TIMERS] = 1321e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_txq_timer); 1322e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_TIME_EVENT] = 1323e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_time_event); 1324e705c121SKalle Valo trigger_tlv_sz[FW_DBG_TRIGGER_BA] = 1325e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_ba); 1326e705c121SKalle Valo 1327e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) { 1328e705c121SKalle Valo if (pieces->dbg_trigger_tlv[i]) { 1329e705c121SKalle Valo /* 1330e705c121SKalle Valo * If the trigger isn't long enough, WARN and exit. 1331e705c121SKalle Valo * Someone is trying to debug something and he won't 1332e705c121SKalle Valo * be able to catch the bug he is trying to chase. 1333e705c121SKalle Valo * We'd better be noisy to be sure he knows what's 1334e705c121SKalle Valo * going on. 1335e705c121SKalle Valo */ 1336e705c121SKalle Valo if (WARN_ON(pieces->dbg_trigger_tlv_len[i] < 1337e705c121SKalle Valo (trigger_tlv_sz[i] + 1338e705c121SKalle Valo sizeof(struct iwl_fw_dbg_trigger_tlv)))) 1339e705c121SKalle Valo goto out_free_fw; 1340e705c121SKalle Valo drv->fw.dbg_trigger_tlv_len[i] = 1341e705c121SKalle Valo pieces->dbg_trigger_tlv_len[i]; 1342e705c121SKalle Valo drv->fw.dbg_trigger_tlv[i] = 1343e705c121SKalle Valo kmemdup(pieces->dbg_trigger_tlv[i], 1344e705c121SKalle Valo drv->fw.dbg_trigger_tlv_len[i], 1345e705c121SKalle Valo GFP_KERNEL); 1346e705c121SKalle Valo if (!drv->fw.dbg_trigger_tlv[i]) 1347e705c121SKalle Valo goto out_free_fw; 1348e705c121SKalle Valo } 1349e705c121SKalle Valo } 1350e705c121SKalle Valo 1351e705c121SKalle Valo /* Now that we can no longer fail, copy information */ 1352e705c121SKalle Valo 1353e705c121SKalle Valo /* 1354e705c121SKalle Valo * The (size - 16) / 12 formula is based on the information recorded 1355e705c121SKalle Valo * for each event, which is of mode 1 (including timestamp) for all 1356e705c121SKalle Valo * new microcodes that include this information. 1357e705c121SKalle Valo */ 1358e705c121SKalle Valo fw->init_evtlog_ptr = pieces->init_evtlog_ptr; 1359e705c121SKalle Valo if (pieces->init_evtlog_size) 1360e705c121SKalle Valo fw->init_evtlog_size = (pieces->init_evtlog_size - 16)/12; 1361e705c121SKalle Valo else 1362e705c121SKalle Valo fw->init_evtlog_size = 1363e705c121SKalle Valo drv->cfg->base_params->max_event_log_size; 1364e705c121SKalle Valo fw->init_errlog_ptr = pieces->init_errlog_ptr; 1365e705c121SKalle Valo fw->inst_evtlog_ptr = pieces->inst_evtlog_ptr; 1366e705c121SKalle Valo if (pieces->inst_evtlog_size) 1367e705c121SKalle Valo fw->inst_evtlog_size = (pieces->inst_evtlog_size - 16)/12; 1368e705c121SKalle Valo else 1369e705c121SKalle Valo fw->inst_evtlog_size = 1370e705c121SKalle Valo drv->cfg->base_params->max_event_log_size; 1371e705c121SKalle Valo fw->inst_errlog_ptr = pieces->inst_errlog_ptr; 1372e705c121SKalle Valo 1373e705c121SKalle Valo /* 1374e705c121SKalle Valo * figure out the offset of chain noise reset and gain commands 1375e705c121SKalle Valo * base on the size of standard phy calibration commands table size 1376e705c121SKalle Valo */ 1377e705c121SKalle Valo if (fw->ucode_capa.standard_phy_calibration_size > 1378e705c121SKalle Valo IWL_MAX_PHY_CALIBRATE_TBL_SIZE) 1379e705c121SKalle Valo fw->ucode_capa.standard_phy_calibration_size = 1380e705c121SKalle Valo IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE; 1381e705c121SKalle Valo 1382e705c121SKalle Valo /* We have our copies now, allow OS release its copies */ 1383e705c121SKalle Valo release_firmware(ucode_raw); 1384e705c121SKalle Valo 1385e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1386e705c121SKalle Valo if (fw->mvm_fw) 1387e705c121SKalle Valo op = &iwlwifi_opmode_table[MVM_OP_MODE]; 1388e705c121SKalle Valo else 1389e705c121SKalle Valo op = &iwlwifi_opmode_table[DVM_OP_MODE]; 1390e705c121SKalle Valo 1391e705c121SKalle Valo IWL_INFO(drv, "loaded firmware version %s op_mode %s\n", 1392e705c121SKalle Valo drv->fw.fw_version, op->name); 1393e705c121SKalle Valo 1394e705c121SKalle Valo /* add this device to the list of devices using this op_mode */ 1395e705c121SKalle Valo list_add_tail(&drv->list, &op->drv); 1396e705c121SKalle Valo 1397e705c121SKalle Valo if (op->ops) { 1398e705c121SKalle Valo drv->op_mode = _iwl_op_mode_start(drv, op); 1399e705c121SKalle Valo 1400e705c121SKalle Valo if (!drv->op_mode) { 1401e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1402e705c121SKalle Valo goto out_unbind; 1403e705c121SKalle Valo } 1404e705c121SKalle Valo } else { 1405e705c121SKalle Valo load_module = true; 1406e705c121SKalle Valo } 1407e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1408e705c121SKalle Valo 1409e705c121SKalle Valo /* 1410e705c121SKalle Valo * Complete the firmware request last so that 1411e705c121SKalle Valo * a driver unbind (stop) doesn't run while we 1412e705c121SKalle Valo * are doing the start() above. 1413e705c121SKalle Valo */ 1414e705c121SKalle Valo complete(&drv->request_firmware_complete); 1415e705c121SKalle Valo 1416e705c121SKalle Valo /* 1417e705c121SKalle Valo * Load the module last so we don't block anything 1418e705c121SKalle Valo * else from proceeding if the module fails to load 1419e705c121SKalle Valo * or hangs loading. 1420e705c121SKalle Valo */ 1421e705c121SKalle Valo if (load_module) { 1422e705c121SKalle Valo err = request_module("%s", op->name); 1423e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_OPMODE_MODULAR 1424e705c121SKalle Valo if (err) 1425e705c121SKalle Valo IWL_ERR(drv, 1426e705c121SKalle Valo "failed to load module %s (error %d), is dynamic loading enabled?\n", 1427e705c121SKalle Valo op->name, err); 1428e705c121SKalle Valo #endif 1429e705c121SKalle Valo } 1430e705c121SKalle Valo kfree(pieces); 1431e705c121SKalle Valo return; 1432e705c121SKalle Valo 1433e705c121SKalle Valo try_again: 1434e705c121SKalle Valo /* try next, if any */ 1435e705c121SKalle Valo release_firmware(ucode_raw); 1436e705c121SKalle Valo if (iwl_request_firmware(drv, false)) 1437e705c121SKalle Valo goto out_unbind; 1438e705c121SKalle Valo kfree(pieces); 1439e705c121SKalle Valo return; 1440e705c121SKalle Valo 1441e705c121SKalle Valo out_free_fw: 1442e705c121SKalle Valo IWL_ERR(drv, "failed to allocate pci memory\n"); 1443e705c121SKalle Valo iwl_dealloc_ucode(drv); 1444e705c121SKalle Valo release_firmware(ucode_raw); 1445e705c121SKalle Valo out_unbind: 1446e705c121SKalle Valo kfree(pieces); 1447e705c121SKalle Valo complete(&drv->request_firmware_complete); 1448e705c121SKalle Valo device_release_driver(drv->trans->dev); 1449e705c121SKalle Valo } 1450e705c121SKalle Valo 1451e705c121SKalle Valo struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, 1452e705c121SKalle Valo const struct iwl_cfg *cfg) 1453e705c121SKalle Valo { 1454e705c121SKalle Valo struct iwl_drv *drv; 1455e705c121SKalle Valo int ret; 1456e705c121SKalle Valo 1457e705c121SKalle Valo drv = kzalloc(sizeof(*drv), GFP_KERNEL); 1458e705c121SKalle Valo if (!drv) { 1459e705c121SKalle Valo ret = -ENOMEM; 1460e705c121SKalle Valo goto err; 1461e705c121SKalle Valo } 1462e705c121SKalle Valo 1463e705c121SKalle Valo drv->trans = trans; 1464e705c121SKalle Valo drv->dev = trans->dev; 1465e705c121SKalle Valo drv->cfg = cfg; 1466e705c121SKalle Valo 1467e705c121SKalle Valo init_completion(&drv->request_firmware_complete); 1468e705c121SKalle Valo INIT_LIST_HEAD(&drv->list); 1469e705c121SKalle Valo 1470e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1471e705c121SKalle Valo /* Create the device debugfs entries. */ 1472e705c121SKalle Valo drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev), 1473e705c121SKalle Valo iwl_dbgfs_root); 1474e705c121SKalle Valo 1475e705c121SKalle Valo if (!drv->dbgfs_drv) { 1476e705c121SKalle Valo IWL_ERR(drv, "failed to create debugfs directory\n"); 1477e705c121SKalle Valo ret = -ENOMEM; 1478e705c121SKalle Valo goto err_free_drv; 1479e705c121SKalle Valo } 1480e705c121SKalle Valo 1481e705c121SKalle Valo /* Create transport layer debugfs dir */ 1482e705c121SKalle Valo drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv); 1483e705c121SKalle Valo 1484e705c121SKalle Valo if (!drv->trans->dbgfs_dir) { 1485e705c121SKalle Valo IWL_ERR(drv, "failed to create transport debugfs directory\n"); 1486e705c121SKalle Valo ret = -ENOMEM; 1487e705c121SKalle Valo goto err_free_dbgfs; 1488e705c121SKalle Valo } 1489e705c121SKalle Valo #endif 1490e705c121SKalle Valo 1491e705c121SKalle Valo ret = iwl_request_firmware(drv, true); 1492e705c121SKalle Valo if (ret) { 1493e705c121SKalle Valo IWL_ERR(trans, "Couldn't request the fw\n"); 1494e705c121SKalle Valo goto err_fw; 1495e705c121SKalle Valo } 1496e705c121SKalle Valo 1497e705c121SKalle Valo return drv; 1498e705c121SKalle Valo 1499e705c121SKalle Valo err_fw: 1500e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1501e705c121SKalle Valo err_free_dbgfs: 1502e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_drv); 1503e705c121SKalle Valo err_free_drv: 1504e705c121SKalle Valo #endif 1505e705c121SKalle Valo kfree(drv); 1506e705c121SKalle Valo err: 1507e705c121SKalle Valo return ERR_PTR(ret); 1508e705c121SKalle Valo } 1509e705c121SKalle Valo 1510e705c121SKalle Valo void iwl_drv_stop(struct iwl_drv *drv) 1511e705c121SKalle Valo { 1512e705c121SKalle Valo wait_for_completion(&drv->request_firmware_complete); 1513e705c121SKalle Valo 1514e705c121SKalle Valo _iwl_op_mode_stop(drv); 1515e705c121SKalle Valo 1516e705c121SKalle Valo iwl_dealloc_ucode(drv); 1517e705c121SKalle Valo 1518e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1519e705c121SKalle Valo /* 1520e705c121SKalle Valo * List is empty (this item wasn't added) 1521e705c121SKalle Valo * when firmware loading failed -- in that 1522e705c121SKalle Valo * case we can't remove it from any list. 1523e705c121SKalle Valo */ 1524e705c121SKalle Valo if (!list_empty(&drv->list)) 1525e705c121SKalle Valo list_del(&drv->list); 1526e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1527e705c121SKalle Valo 1528e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1529e705c121SKalle Valo debugfs_remove_recursive(drv->dbgfs_drv); 1530e705c121SKalle Valo #endif 1531e705c121SKalle Valo 1532e705c121SKalle Valo kfree(drv); 1533e705c121SKalle Valo } 1534e705c121SKalle Valo 1535e705c121SKalle Valo 1536e705c121SKalle Valo /* shared module parameters */ 1537e705c121SKalle Valo struct iwl_mod_params iwlwifi_mod_params = { 1538e705c121SKalle Valo .restart_fw = true, 1539e705c121SKalle Valo .bt_coex_active = true, 1540e705c121SKalle Valo .power_level = IWL_POWER_INDEX_1, 1541e705c121SKalle Valo .d0i3_disable = true, 1542e705c121SKalle Valo #ifndef CONFIG_IWLWIFI_UAPSD 1543e705c121SKalle Valo .uapsd_disable = true, 1544e705c121SKalle Valo #endif /* CONFIG_IWLWIFI_UAPSD */ 1545e705c121SKalle Valo /* the rest are 0 by default */ 1546e705c121SKalle Valo }; 1547e705c121SKalle Valo IWL_EXPORT_SYMBOL(iwlwifi_mod_params); 1548e705c121SKalle Valo 1549e705c121SKalle Valo int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops) 1550e705c121SKalle Valo { 1551e705c121SKalle Valo int i; 1552e705c121SKalle Valo struct iwl_drv *drv; 1553e705c121SKalle Valo struct iwlwifi_opmode_table *op; 1554e705c121SKalle Valo 1555e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1556e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { 1557e705c121SKalle Valo op = &iwlwifi_opmode_table[i]; 1558e705c121SKalle Valo if (strcmp(op->name, name)) 1559e705c121SKalle Valo continue; 1560e705c121SKalle Valo op->ops = ops; 1561e705c121SKalle Valo /* TODO: need to handle exceptional case */ 1562e705c121SKalle Valo list_for_each_entry(drv, &op->drv, list) 1563e705c121SKalle Valo drv->op_mode = _iwl_op_mode_start(drv, op); 1564e705c121SKalle Valo 1565e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1566e705c121SKalle Valo return 0; 1567e705c121SKalle Valo } 1568e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1569e705c121SKalle Valo return -EIO; 1570e705c121SKalle Valo } 1571e705c121SKalle Valo IWL_EXPORT_SYMBOL(iwl_opmode_register); 1572e705c121SKalle Valo 1573e705c121SKalle Valo void iwl_opmode_deregister(const char *name) 1574e705c121SKalle Valo { 1575e705c121SKalle Valo int i; 1576e705c121SKalle Valo struct iwl_drv *drv; 1577e705c121SKalle Valo 1578e705c121SKalle Valo mutex_lock(&iwlwifi_opmode_table_mtx); 1579e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { 1580e705c121SKalle Valo if (strcmp(iwlwifi_opmode_table[i].name, name)) 1581e705c121SKalle Valo continue; 1582e705c121SKalle Valo iwlwifi_opmode_table[i].ops = NULL; 1583e705c121SKalle Valo 1584e705c121SKalle Valo /* call the stop routine for all devices */ 1585e705c121SKalle Valo list_for_each_entry(drv, &iwlwifi_opmode_table[i].drv, list) 1586e705c121SKalle Valo _iwl_op_mode_stop(drv); 1587e705c121SKalle Valo 1588e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1589e705c121SKalle Valo return; 1590e705c121SKalle Valo } 1591e705c121SKalle Valo mutex_unlock(&iwlwifi_opmode_table_mtx); 1592e705c121SKalle Valo } 1593e705c121SKalle Valo IWL_EXPORT_SYMBOL(iwl_opmode_deregister); 1594e705c121SKalle Valo 1595e705c121SKalle Valo static int __init iwl_drv_init(void) 1596e705c121SKalle Valo { 1597e705c121SKalle Valo int i; 1598e705c121SKalle Valo 1599e705c121SKalle Valo mutex_init(&iwlwifi_opmode_table_mtx); 1600e705c121SKalle Valo 1601e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) 1602e705c121SKalle Valo INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); 1603e705c121SKalle Valo 1604e705c121SKalle Valo pr_info(DRV_DESCRIPTION "\n"); 1605e705c121SKalle Valo pr_info(DRV_COPYRIGHT "\n"); 1606e705c121SKalle Valo 1607e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1608e705c121SKalle Valo /* Create the root of iwlwifi debugfs subsystem. */ 1609e705c121SKalle Valo iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL); 1610e705c121SKalle Valo 1611e705c121SKalle Valo if (!iwl_dbgfs_root) 1612e705c121SKalle Valo return -EFAULT; 1613e705c121SKalle Valo #endif 1614e705c121SKalle Valo 1615e705c121SKalle Valo return iwl_pci_register_driver(); 1616e705c121SKalle Valo } 1617e705c121SKalle Valo module_init(iwl_drv_init); 1618e705c121SKalle Valo 1619e705c121SKalle Valo static void __exit iwl_drv_exit(void) 1620e705c121SKalle Valo { 1621e705c121SKalle Valo iwl_pci_unregister_driver(); 1622e705c121SKalle Valo 1623e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUGFS 1624e705c121SKalle Valo debugfs_remove_recursive(iwl_dbgfs_root); 1625e705c121SKalle Valo #endif 1626e705c121SKalle Valo } 1627e705c121SKalle Valo module_exit(iwl_drv_exit); 1628e705c121SKalle Valo 1629e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_DEBUG 1630e705c121SKalle Valo module_param_named(debug, iwlwifi_mod_params.debug_level, uint, 1631e705c121SKalle Valo S_IRUGO | S_IWUSR); 1632e705c121SKalle Valo MODULE_PARM_DESC(debug, "debug output mask"); 1633e705c121SKalle Valo #endif 1634e705c121SKalle Valo 1635e705c121SKalle Valo module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); 1636e705c121SKalle Valo MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); 1637e705c121SKalle Valo module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); 1638e705c121SKalle Valo MODULE_PARM_DESC(11n_disable, 1639e705c121SKalle Valo "disable 11n functionality, bitmap: 1: full, 2: disable agg TX, 4: disable agg RX, 8 enable agg TX"); 16406c4fbcbcSEmmanuel Grumbach module_param_named(amsdu_size, iwlwifi_mod_params.amsdu_size, 1641e705c121SKalle Valo int, S_IRUGO); 16426c4fbcbcSEmmanuel Grumbach MODULE_PARM_DESC(amsdu_size, "amsdu size 0:4K 1:8K 2:12K (default 0)"); 1643e705c121SKalle Valo module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, bool, S_IRUGO); 1644e705c121SKalle Valo MODULE_PARM_DESC(fw_restart, "restart firmware in case of error (default true)"); 1645e705c121SKalle Valo 1646e705c121SKalle Valo module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, 1647e705c121SKalle Valo int, S_IRUGO); 1648e705c121SKalle Valo MODULE_PARM_DESC(antenna_coupling, 1649e705c121SKalle Valo "specify antenna coupling in dB (default: 0 dB)"); 1650e705c121SKalle Valo 1651e705c121SKalle Valo module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO); 1652e705c121SKalle Valo MODULE_PARM_DESC(nvm_file, "NVM file name"); 1653e705c121SKalle Valo 1654e705c121SKalle Valo module_param_named(d0i3_disable, iwlwifi_mod_params.d0i3_disable, 1655e705c121SKalle Valo bool, S_IRUGO); 1656e705c121SKalle Valo MODULE_PARM_DESC(d0i3_disable, "disable d0i3 functionality (default: Y)"); 1657e705c121SKalle Valo 1658e705c121SKalle Valo module_param_named(lar_disable, iwlwifi_mod_params.lar_disable, 1659e705c121SKalle Valo bool, S_IRUGO); 1660e705c121SKalle Valo MODULE_PARM_DESC(lar_disable, "disable LAR functionality (default: N)"); 1661e705c121SKalle Valo 1662e705c121SKalle Valo module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, 1663e705c121SKalle Valo bool, S_IRUGO | S_IWUSR); 1664e705c121SKalle Valo #ifdef CONFIG_IWLWIFI_UAPSD 1665e705c121SKalle Valo MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: N)"); 1666e705c121SKalle Valo #else 1667e705c121SKalle Valo MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: Y)"); 1668e705c121SKalle Valo #endif 1669e705c121SKalle Valo 1670e705c121SKalle Valo /* 1671e705c121SKalle Valo * set bt_coex_active to true, uCode will do kill/defer 1672e705c121SKalle Valo * every time the priority line is asserted (BT is sending signals on the 1673e705c121SKalle Valo * priority line in the PCIx). 1674e705c121SKalle Valo * set bt_coex_active to false, uCode will ignore the BT activity and 1675e705c121SKalle Valo * perform the normal operation 1676e705c121SKalle Valo * 1677e705c121SKalle Valo * User might experience transmit issue on some platform due to WiFi/BT 1678e705c121SKalle Valo * co-exist problem. The possible behaviors are: 1679e705c121SKalle Valo * Able to scan and finding all the available AP 1680e705c121SKalle Valo * Not able to associate with any AP 1681e705c121SKalle Valo * On those platforms, WiFi communication can be restored by set 1682e705c121SKalle Valo * "bt_coex_active" module parameter to "false" 1683e705c121SKalle Valo * 1684e705c121SKalle Valo * default: bt_coex_active = true (BT_COEX_ENABLE) 1685e705c121SKalle Valo */ 1686e705c121SKalle Valo module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, 1687e705c121SKalle Valo bool, S_IRUGO); 1688e705c121SKalle Valo MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); 1689e705c121SKalle Valo 1690e705c121SKalle Valo module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); 1691e705c121SKalle Valo MODULE_PARM_DESC(led_mode, "0=system default, " 1692e705c121SKalle Valo "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); 1693e705c121SKalle Valo 1694e705c121SKalle Valo module_param_named(power_save, iwlwifi_mod_params.power_save, 1695e705c121SKalle Valo bool, S_IRUGO); 1696e705c121SKalle Valo MODULE_PARM_DESC(power_save, 1697e705c121SKalle Valo "enable WiFi power management (default: disable)"); 1698e705c121SKalle Valo 1699e705c121SKalle Valo module_param_named(power_level, iwlwifi_mod_params.power_level, 1700e705c121SKalle Valo int, S_IRUGO); 1701e705c121SKalle Valo MODULE_PARM_DESC(power_level, 1702e705c121SKalle Valo "default power save level (range from 1 - 5, default: 1)"); 1703e705c121SKalle Valo 1704e705c121SKalle Valo module_param_named(fw_monitor, iwlwifi_mod_params.fw_monitor, bool, S_IRUGO); 1705e705c121SKalle Valo MODULE_PARM_DESC(fw_monitor, 1706e705c121SKalle Valo "firmware monitor - to debug FW (default: false - needs lots of memory)"); 1707