Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * This file is provided under a dual BSD/GPLv2 license. When using or |
| 4 | * redistributing this file, you may do so under either license. |
| 5 | * |
| 6 | * GPL LICENSE SUMMARY |
| 7 | * |
| 8 | * Copyright(c) 2007 - 2012 Intel Corporation. All rights reserved. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of version 2 of the GNU General Public License as |
| 12 | * published by the Free Software Foundation. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, but |
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, |
| 22 | * USA |
| 23 | * |
| 24 | * The full GNU General Public License is included in this distribution |
| 25 | * in the file called LICENSE.GPL. |
| 26 | * |
| 27 | * Contact Information: |
| 28 | * Intel Linux Wireless <ilw@linux.intel.com> |
| 29 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 30 | * |
| 31 | * BSD LICENSE |
| 32 | * |
| 33 | * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved. |
| 34 | * All rights reserved. |
| 35 | * |
| 36 | * Redistribution and use in source and binary forms, with or without |
| 37 | * modification, are permitted provided that the following conditions |
| 38 | * are met: |
| 39 | * |
| 40 | * * Redistributions of source code must retain the above copyright |
| 41 | * notice, this list of conditions and the following disclaimer. |
| 42 | * * Redistributions in binary form must reproduce the above copyright |
| 43 | * notice, this list of conditions and the following disclaimer in |
| 44 | * the documentation and/or other materials provided with the |
| 45 | * distribution. |
| 46 | * * Neither the name Intel Corporation nor the names of its |
| 47 | * contributors may be used to endorse or promote products derived |
| 48 | * from this software without specific prior written permission. |
| 49 | * |
| 50 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 51 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 52 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 53 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 54 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 55 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 56 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 57 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 58 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 59 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 60 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 61 | * |
| 62 | *****************************************************************************/ |
| 63 | #include <linux/completion.h> |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 64 | #include <linux/dma-mapping.h> |
| 65 | #include <linux/firmware.h> |
| 66 | #include <linux/module.h> |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 67 | |
| 68 | #include "iwl-drv.h" |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 69 | #include "iwl-debug.h" |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 70 | #include "iwl-trans.h" |
Emmanuel Grumbach | d0f76d6 | 2012-02-09 16:08:15 +0200 | [diff] [blame] | 71 | #include "iwl-op-mode.h" |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 72 | #include "iwl-agn-hw.h" |
Johannes Berg | 6238b00 | 2012-04-02 15:04:33 +0200 | [diff] [blame] | 73 | #include "iwl-fw.h" |
| 74 | #include "iwl-config.h" |
Johannes Berg | 65de7e8 | 2012-04-17 07:36:30 -0700 | [diff] [blame] | 75 | #include "iwl-modparams.h" |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 76 | |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 77 | /* private includes */ |
Johannes Berg | 3995dea | 2012-03-06 13:30:44 -0800 | [diff] [blame] | 78 | #include "iwl-fw-file.h" |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 79 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 80 | /** |
| 81 | * struct iwl_drv - drv common data |
| 82 | * @fw: the iwl_fw structure |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 83 | * @op_mode: the running op_mode |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 84 | * @trans: transport layer |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 85 | * @dev: for debug prints only |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 86 | * @cfg: configuration struct |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 87 | * @fw_index: firmware revision to try loading |
| 88 | * @firmware_name: composite filename of ucode file to load |
| 89 | * @request_firmware_complete: the firmware has been obtained from user space |
| 90 | */ |
| 91 | struct iwl_drv { |
| 92 | struct iwl_fw fw; |
| 93 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 94 | struct iwl_op_mode *op_mode; |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 95 | struct iwl_trans *trans; |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 96 | struct device *dev; |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 97 | const struct iwl_cfg *cfg; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 98 | |
| 99 | int fw_index; /* firmware we're trying to load */ |
| 100 | char firmware_name[25]; /* name of firmware file to load */ |
| 101 | |
| 102 | struct completion request_firmware_complete; |
| 103 | }; |
| 104 | |
| 105 | |
| 106 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 107 | /* |
| 108 | * struct fw_sec: Just for the image parsing proccess. |
| 109 | * For the fw storage we are using struct fw_desc. |
| 110 | */ |
| 111 | struct fw_sec { |
| 112 | const void *data; /* the sec data */ |
| 113 | size_t size; /* section size */ |
| 114 | u32 offset; /* offset of writing in the device */ |
| 115 | }; |
| 116 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 117 | static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 118 | { |
| 119 | if (desc->v_addr) |
Emmanuel Grumbach | 93faaee | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 120 | dma_free_coherent(drv->trans->dev, desc->len, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 121 | desc->v_addr, desc->p_addr); |
| 122 | desc->v_addr = NULL; |
| 123 | desc->len = 0; |
| 124 | } |
| 125 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 126 | static void iwl_free_fw_img(struct iwl_drv *drv, struct fw_img *img) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 127 | { |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 128 | int i; |
| 129 | for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) |
| 130 | iwl_free_fw_desc(drv, &img->sec[i]); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 131 | } |
| 132 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 133 | static void iwl_dealloc_ucode(struct iwl_drv *drv) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 134 | { |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 135 | int i; |
| 136 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
| 137 | iwl_free_fw_img(drv, drv->fw.img + i); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 138 | } |
| 139 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 140 | static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 141 | struct fw_sec *sec) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 142 | { |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 143 | if (!sec || !sec->size) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 144 | desc->v_addr = NULL; |
| 145 | return -EINVAL; |
| 146 | } |
| 147 | |
Emmanuel Grumbach | 93faaee | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 148 | desc->v_addr = dma_alloc_coherent(drv->trans->dev, sec->size, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 149 | &desc->p_addr, GFP_KERNEL); |
| 150 | if (!desc->v_addr) |
| 151 | return -ENOMEM; |
| 152 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 153 | desc->len = sec->size; |
| 154 | desc->offset = sec->offset; |
| 155 | memcpy(desc->v_addr, sec->data, sec->size); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 156 | return 0; |
| 157 | } |
| 158 | |
| 159 | static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context); |
| 160 | |
| 161 | #define UCODE_EXPERIMENTAL_INDEX 100 |
| 162 | #define UCODE_EXPERIMENTAL_TAG "exp" |
| 163 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 164 | static int iwl_request_firmware(struct iwl_drv *drv, bool first) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 165 | { |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 166 | const char *name_pre = drv->cfg->fw_name_pre; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 167 | char tag[8]; |
| 168 | |
| 169 | if (first) { |
| 170 | #ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 171 | drv->fw_index = UCODE_EXPERIMENTAL_INDEX; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 172 | strcpy(tag, UCODE_EXPERIMENTAL_TAG); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 173 | } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 174 | #endif |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 175 | drv->fw_index = drv->cfg->ucode_api_max; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 176 | sprintf(tag, "%d", drv->fw_index); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 177 | } else { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 178 | drv->fw_index--; |
| 179 | sprintf(tag, "%d", drv->fw_index); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 180 | } |
| 181 | |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 182 | if (drv->fw_index < drv->cfg->ucode_api_min) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 183 | IWL_ERR(drv, "no suitable firmware found!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 184 | return -ENOENT; |
| 185 | } |
| 186 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 187 | sprintf(drv->firmware_name, "%s%s%s", name_pre, tag, ".ucode"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 188 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 189 | IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", |
| 190 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 191 | ? "EXPERIMENTAL " : "", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 192 | drv->firmware_name); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 193 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 194 | return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, |
Emmanuel Grumbach | 93faaee | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 195 | drv->trans->dev, |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 196 | GFP_KERNEL, drv, iwl_ucode_callback); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 197 | } |
| 198 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 199 | struct fw_img_parsing { |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 200 | struct fw_sec sec[IWL_UCODE_SECTION_MAX]; |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 201 | int sec_counter; |
| 202 | }; |
| 203 | |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 204 | /* |
| 205 | * struct fw_sec_parsing: to extract fw section and it's offset from tlv |
| 206 | */ |
| 207 | struct fw_sec_parsing { |
| 208 | __le32 offset; |
| 209 | const u8 data[]; |
| 210 | } __packed; |
| 211 | |
| 212 | /** |
| 213 | * struct iwl_tlv_calib_data - parse the default calib data from TLV |
| 214 | * |
| 215 | * @ucode_type: the uCode to which the following default calib relates. |
| 216 | * @calib: default calibrations. |
| 217 | */ |
| 218 | struct iwl_tlv_calib_data { |
| 219 | __le32 ucode_type; |
| 220 | __le64 calib; |
| 221 | } __packed; |
| 222 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 223 | struct iwl_firmware_pieces { |
| 224 | struct fw_img_parsing img[IWL_UCODE_TYPE_MAX]; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 225 | |
| 226 | u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; |
| 227 | u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; |
| 228 | }; |
| 229 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 230 | /* |
| 231 | * These functions are just to extract uCode section data from the pieces |
| 232 | * structure. |
| 233 | */ |
| 234 | static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, |
| 235 | enum iwl_ucode_type type, |
| 236 | int sec) |
| 237 | { |
| 238 | return &pieces->img[type].sec[sec]; |
| 239 | } |
| 240 | |
| 241 | static void set_sec_data(struct iwl_firmware_pieces *pieces, |
| 242 | enum iwl_ucode_type type, |
| 243 | int sec, |
| 244 | const void *data) |
| 245 | { |
| 246 | pieces->img[type].sec[sec].data = data; |
| 247 | } |
| 248 | |
| 249 | static void set_sec_size(struct iwl_firmware_pieces *pieces, |
| 250 | enum iwl_ucode_type type, |
| 251 | int sec, |
| 252 | size_t size) |
| 253 | { |
| 254 | pieces->img[type].sec[sec].size = size; |
| 255 | } |
| 256 | |
| 257 | static size_t get_sec_size(struct iwl_firmware_pieces *pieces, |
| 258 | enum iwl_ucode_type type, |
| 259 | int sec) |
| 260 | { |
| 261 | return pieces->img[type].sec[sec].size; |
| 262 | } |
| 263 | |
| 264 | static void set_sec_offset(struct iwl_firmware_pieces *pieces, |
| 265 | enum iwl_ucode_type type, |
| 266 | int sec, |
| 267 | u32 offset) |
| 268 | { |
| 269 | pieces->img[type].sec[sec].offset = offset; |
| 270 | } |
| 271 | |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 272 | /* |
| 273 | * Gets uCode section from tlv. |
| 274 | */ |
| 275 | static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, |
| 276 | const void *data, enum iwl_ucode_type type, |
| 277 | int size) |
| 278 | { |
| 279 | struct fw_img_parsing *img; |
| 280 | struct fw_sec *sec; |
| 281 | struct fw_sec_parsing *sec_parse; |
| 282 | |
| 283 | if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) |
| 284 | return -1; |
| 285 | |
| 286 | sec_parse = (struct fw_sec_parsing *)data; |
| 287 | |
| 288 | img = &pieces->img[type]; |
| 289 | sec = &img->sec[img->sec_counter]; |
| 290 | |
| 291 | sec->offset = le32_to_cpu(sec_parse->offset); |
| 292 | sec->data = sec_parse->data; |
David Spinadel | 1176f43 | 2012-03-13 14:32:48 +0200 | [diff] [blame] | 293 | sec->size = size - sizeof(sec_parse->offset); |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 294 | |
| 295 | ++img->sec_counter; |
| 296 | |
| 297 | return 0; |
| 298 | } |
| 299 | |
| 300 | static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) |
| 301 | { |
| 302 | struct iwl_tlv_calib_data *def_calib = |
| 303 | (struct iwl_tlv_calib_data *)data; |
| 304 | u32 ucode_type = le32_to_cpu(def_calib->ucode_type); |
| 305 | if (ucode_type >= IWL_UCODE_TYPE_MAX) { |
| 306 | IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", |
| 307 | ucode_type); |
| 308 | return -EINVAL; |
| 309 | } |
| 310 | drv->fw.default_calib[ucode_type] = le64_to_cpu(def_calib->calib); |
| 311 | return 0; |
| 312 | } |
| 313 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 314 | static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 315 | const struct firmware *ucode_raw, |
| 316 | struct iwl_firmware_pieces *pieces) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 317 | { |
| 318 | struct iwl_ucode_header *ucode = (void *)ucode_raw->data; |
| 319 | u32 api_ver, hdr_size, build; |
| 320 | char buildstr[25]; |
| 321 | const u8 *src; |
| 322 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 323 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
| 324 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 325 | |
| 326 | switch (api_ver) { |
| 327 | default: |
| 328 | hdr_size = 28; |
| 329 | if (ucode_raw->size < hdr_size) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 330 | IWL_ERR(drv, "File size too small!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 331 | return -EINVAL; |
| 332 | } |
| 333 | build = le32_to_cpu(ucode->u.v2.build); |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 334 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
| 335 | le32_to_cpu(ucode->u.v2.inst_size)); |
| 336 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, |
| 337 | le32_to_cpu(ucode->u.v2.data_size)); |
| 338 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, |
| 339 | le32_to_cpu(ucode->u.v2.init_size)); |
| 340 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, |
| 341 | le32_to_cpu(ucode->u.v2.init_data_size)); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 342 | src = ucode->u.v2.data; |
| 343 | break; |
| 344 | case 0: |
| 345 | case 1: |
| 346 | case 2: |
| 347 | hdr_size = 24; |
| 348 | if (ucode_raw->size < hdr_size) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 349 | IWL_ERR(drv, "File size too small!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 350 | return -EINVAL; |
| 351 | } |
| 352 | build = 0; |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 353 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
| 354 | le32_to_cpu(ucode->u.v1.inst_size)); |
| 355 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, |
| 356 | le32_to_cpu(ucode->u.v1.data_size)); |
| 357 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, |
| 358 | le32_to_cpu(ucode->u.v1.init_size)); |
| 359 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, |
| 360 | le32_to_cpu(ucode->u.v1.init_data_size)); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 361 | src = ucode->u.v1.data; |
| 362 | break; |
| 363 | } |
| 364 | |
| 365 | if (build) |
| 366 | sprintf(buildstr, " build %u%s", build, |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 367 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 368 | ? " (EXP)" : ""); |
| 369 | else |
| 370 | buildstr[0] = '\0'; |
| 371 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 372 | snprintf(drv->fw.fw_version, |
| 373 | sizeof(drv->fw.fw_version), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 374 | "%u.%u.%u.%u%s", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 375 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
| 376 | IWL_UCODE_MINOR(drv->fw.ucode_ver), |
| 377 | IWL_UCODE_API(drv->fw.ucode_ver), |
| 378 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 379 | buildstr); |
| 380 | |
| 381 | /* Verify size of file vs. image size info in file's header */ |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 382 | |
| 383 | if (ucode_raw->size != hdr_size + |
| 384 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) + |
| 385 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) + |
| 386 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) + |
| 387 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 388 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 389 | IWL_ERR(drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 390 | "uCode file size %d does not match expected size\n", |
| 391 | (int)ucode_raw->size); |
| 392 | return -EINVAL; |
| 393 | } |
| 394 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 395 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 396 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src); |
| 397 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST); |
| 398 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
| 399 | IWLAGN_RTC_INST_LOWER_BOUND); |
| 400 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src); |
| 401 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA); |
| 402 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, |
| 403 | IWLAGN_RTC_DATA_LOWER_BOUND); |
| 404 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src); |
| 405 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST); |
| 406 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, |
| 407 | IWLAGN_RTC_INST_LOWER_BOUND); |
| 408 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src); |
| 409 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA); |
| 410 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, |
| 411 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 412 | return 0; |
| 413 | } |
| 414 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 415 | static int iwl_parse_tlv_firmware(struct iwl_drv *drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 416 | const struct firmware *ucode_raw, |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 417 | struct iwl_firmware_pieces *pieces, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 418 | struct iwl_ucode_capabilities *capa) |
| 419 | { |
| 420 | struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; |
| 421 | struct iwl_ucode_tlv *tlv; |
| 422 | size_t len = ucode_raw->size; |
| 423 | const u8 *data; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 424 | u32 tlv_len; |
| 425 | enum iwl_ucode_tlv_type tlv_type; |
| 426 | const u8 *tlv_data; |
| 427 | char buildstr[25]; |
| 428 | u32 build; |
| 429 | |
| 430 | if (len < sizeof(*ucode)) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 431 | IWL_ERR(drv, "uCode has invalid length: %zd\n", len); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 432 | return -EINVAL; |
| 433 | } |
| 434 | |
| 435 | if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 436 | IWL_ERR(drv, "invalid uCode magic: 0X%x\n", |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 437 | le32_to_cpu(ucode->magic)); |
| 438 | return -EINVAL; |
| 439 | } |
| 440 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 441 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 442 | build = le32_to_cpu(ucode->build); |
| 443 | |
| 444 | if (build) |
| 445 | sprintf(buildstr, " build %u%s", build, |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 446 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 447 | ? " (EXP)" : ""); |
| 448 | else |
| 449 | buildstr[0] = '\0'; |
| 450 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 451 | snprintf(drv->fw.fw_version, |
| 452 | sizeof(drv->fw.fw_version), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 453 | "%u.%u.%u.%u%s", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 454 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
| 455 | IWL_UCODE_MINOR(drv->fw.ucode_ver), |
| 456 | IWL_UCODE_API(drv->fw.ucode_ver), |
| 457 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 458 | buildstr); |
| 459 | |
| 460 | data = ucode->data; |
| 461 | |
| 462 | len -= sizeof(*ucode); |
| 463 | |
| 464 | while (len >= sizeof(*tlv)) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 465 | len -= sizeof(*tlv); |
| 466 | tlv = (void *)data; |
| 467 | |
| 468 | tlv_len = le32_to_cpu(tlv->length); |
Johannes Berg | 0479c19 | 2012-03-09 09:16:35 +0100 | [diff] [blame] | 469 | tlv_type = le32_to_cpu(tlv->type); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 470 | tlv_data = tlv->data; |
| 471 | |
| 472 | if (len < tlv_len) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 473 | IWL_ERR(drv, "invalid TLV len: %zd/%u\n", |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 474 | len, tlv_len); |
| 475 | return -EINVAL; |
| 476 | } |
| 477 | len -= ALIGN(tlv_len, 4); |
| 478 | data += sizeof(*tlv) + ALIGN(tlv_len, 4); |
| 479 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 480 | switch (tlv_type) { |
| 481 | case IWL_UCODE_TLV_INST: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 482 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
| 483 | IWL_UCODE_SECTION_INST, tlv_data); |
| 484 | set_sec_size(pieces, IWL_UCODE_REGULAR, |
| 485 | IWL_UCODE_SECTION_INST, tlv_len); |
| 486 | set_sec_offset(pieces, IWL_UCODE_REGULAR, |
| 487 | IWL_UCODE_SECTION_INST, |
| 488 | IWLAGN_RTC_INST_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 489 | break; |
| 490 | case IWL_UCODE_TLV_DATA: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 491 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
| 492 | IWL_UCODE_SECTION_DATA, tlv_data); |
| 493 | set_sec_size(pieces, IWL_UCODE_REGULAR, |
| 494 | IWL_UCODE_SECTION_DATA, tlv_len); |
| 495 | set_sec_offset(pieces, IWL_UCODE_REGULAR, |
| 496 | IWL_UCODE_SECTION_DATA, |
| 497 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 498 | break; |
| 499 | case IWL_UCODE_TLV_INIT: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 500 | set_sec_data(pieces, IWL_UCODE_INIT, |
| 501 | IWL_UCODE_SECTION_INST, tlv_data); |
| 502 | set_sec_size(pieces, IWL_UCODE_INIT, |
| 503 | IWL_UCODE_SECTION_INST, tlv_len); |
| 504 | set_sec_offset(pieces, IWL_UCODE_INIT, |
| 505 | IWL_UCODE_SECTION_INST, |
| 506 | IWLAGN_RTC_INST_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 507 | break; |
| 508 | case IWL_UCODE_TLV_INIT_DATA: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 509 | set_sec_data(pieces, IWL_UCODE_INIT, |
| 510 | IWL_UCODE_SECTION_DATA, tlv_data); |
| 511 | set_sec_size(pieces, IWL_UCODE_INIT, |
| 512 | IWL_UCODE_SECTION_DATA, tlv_len); |
| 513 | set_sec_offset(pieces, IWL_UCODE_INIT, |
| 514 | IWL_UCODE_SECTION_DATA, |
| 515 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 516 | break; |
| 517 | case IWL_UCODE_TLV_BOOT: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 518 | IWL_ERR(drv, "Found unexpected BOOT ucode\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 519 | break; |
| 520 | case IWL_UCODE_TLV_PROBE_MAX_LEN: |
| 521 | if (tlv_len != sizeof(u32)) |
| 522 | goto invalid_tlv_len; |
| 523 | capa->max_probe_length = |
| 524 | le32_to_cpup((__le32 *)tlv_data); |
| 525 | break; |
| 526 | case IWL_UCODE_TLV_PAN: |
| 527 | if (tlv_len) |
| 528 | goto invalid_tlv_len; |
| 529 | capa->flags |= IWL_UCODE_TLV_FLAGS_PAN; |
| 530 | break; |
| 531 | case IWL_UCODE_TLV_FLAGS: |
| 532 | /* must be at least one u32 */ |
| 533 | if (tlv_len < sizeof(u32)) |
| 534 | goto invalid_tlv_len; |
| 535 | /* and a proper number of u32s */ |
| 536 | if (tlv_len % sizeof(u32)) |
| 537 | goto invalid_tlv_len; |
| 538 | /* |
| 539 | * This driver only reads the first u32 as |
| 540 | * right now no more features are defined, |
| 541 | * if that changes then either the driver |
| 542 | * will not work with the new firmware, or |
| 543 | * it'll not take advantage of new features. |
| 544 | */ |
| 545 | capa->flags = le32_to_cpup((__le32 *)tlv_data); |
| 546 | break; |
| 547 | case IWL_UCODE_TLV_INIT_EVTLOG_PTR: |
| 548 | if (tlv_len != sizeof(u32)) |
| 549 | goto invalid_tlv_len; |
| 550 | pieces->init_evtlog_ptr = |
| 551 | le32_to_cpup((__le32 *)tlv_data); |
| 552 | break; |
| 553 | case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: |
| 554 | if (tlv_len != sizeof(u32)) |
| 555 | goto invalid_tlv_len; |
| 556 | pieces->init_evtlog_size = |
| 557 | le32_to_cpup((__le32 *)tlv_data); |
| 558 | break; |
| 559 | case IWL_UCODE_TLV_INIT_ERRLOG_PTR: |
| 560 | if (tlv_len != sizeof(u32)) |
| 561 | goto invalid_tlv_len; |
| 562 | pieces->init_errlog_ptr = |
| 563 | le32_to_cpup((__le32 *)tlv_data); |
| 564 | break; |
| 565 | case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: |
| 566 | if (tlv_len != sizeof(u32)) |
| 567 | goto invalid_tlv_len; |
| 568 | pieces->inst_evtlog_ptr = |
| 569 | le32_to_cpup((__le32 *)tlv_data); |
| 570 | break; |
| 571 | case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: |
| 572 | if (tlv_len != sizeof(u32)) |
| 573 | goto invalid_tlv_len; |
| 574 | pieces->inst_evtlog_size = |
| 575 | le32_to_cpup((__le32 *)tlv_data); |
| 576 | break; |
| 577 | case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: |
| 578 | if (tlv_len != sizeof(u32)) |
| 579 | goto invalid_tlv_len; |
| 580 | pieces->inst_errlog_ptr = |
| 581 | le32_to_cpup((__le32 *)tlv_data); |
| 582 | break; |
| 583 | case IWL_UCODE_TLV_ENHANCE_SENS_TBL: |
| 584 | if (tlv_len) |
| 585 | goto invalid_tlv_len; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 586 | drv->fw.enhance_sensitivity_table = true; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 587 | break; |
| 588 | case IWL_UCODE_TLV_WOWLAN_INST: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 589 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
| 590 | IWL_UCODE_SECTION_INST, tlv_data); |
| 591 | set_sec_size(pieces, IWL_UCODE_WOWLAN, |
| 592 | IWL_UCODE_SECTION_INST, tlv_len); |
| 593 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, |
| 594 | IWL_UCODE_SECTION_INST, |
| 595 | IWLAGN_RTC_INST_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 596 | break; |
| 597 | case IWL_UCODE_TLV_WOWLAN_DATA: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 598 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
| 599 | IWL_UCODE_SECTION_DATA, tlv_data); |
| 600 | set_sec_size(pieces, IWL_UCODE_WOWLAN, |
| 601 | IWL_UCODE_SECTION_DATA, tlv_len); |
| 602 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, |
| 603 | IWL_UCODE_SECTION_DATA, |
| 604 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 605 | break; |
| 606 | case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE: |
| 607 | if (tlv_len != sizeof(u32)) |
| 608 | goto invalid_tlv_len; |
| 609 | capa->standard_phy_calibration_size = |
| 610 | le32_to_cpup((__le32 *)tlv_data); |
| 611 | break; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 612 | case IWL_UCODE_TLV_SEC_RT: |
| 613 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, |
| 614 | tlv_len); |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 615 | drv->fw.mvm_fw = true; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 616 | break; |
| 617 | case IWL_UCODE_TLV_SEC_INIT: |
| 618 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, |
| 619 | tlv_len); |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 620 | drv->fw.mvm_fw = true; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 621 | break; |
| 622 | case IWL_UCODE_TLV_SEC_WOWLAN: |
| 623 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, |
| 624 | tlv_len); |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 625 | drv->fw.mvm_fw = true; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 626 | break; |
| 627 | case IWL_UCODE_TLV_DEF_CALIB: |
| 628 | if (tlv_len != sizeof(struct iwl_tlv_calib_data)) |
| 629 | goto invalid_tlv_len; |
| 630 | if (iwl_set_default_calib(drv, tlv_data)) |
| 631 | goto tlv_error; |
| 632 | break; |
| 633 | case IWL_UCODE_TLV_PHY_SKU: |
| 634 | if (tlv_len != sizeof(u32)) |
| 635 | goto invalid_tlv_len; |
| 636 | drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); |
| 637 | break; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 638 | default: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 639 | IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 640 | break; |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | if (len) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 645 | IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); |
| 646 | iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 647 | return -EINVAL; |
| 648 | } |
| 649 | |
| 650 | return 0; |
| 651 | |
| 652 | invalid_tlv_len: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 653 | IWL_ERR(drv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len); |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 654 | tlv_error: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 655 | iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 656 | |
| 657 | return -EINVAL; |
| 658 | } |
| 659 | |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 660 | static int iwl_alloc_ucode(struct iwl_drv *drv, |
| 661 | struct iwl_firmware_pieces *pieces, |
| 662 | enum iwl_ucode_type type) |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 663 | { |
| 664 | int i; |
| 665 | for (i = 0; |
| 666 | i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i); |
| 667 | i++) |
| 668 | if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]), |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 669 | get_sec(pieces, type, i))) |
| 670 | return -ENOMEM; |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 671 | return 0; |
| 672 | } |
| 673 | |
| 674 | static int validate_sec_sizes(struct iwl_drv *drv, |
| 675 | struct iwl_firmware_pieces *pieces, |
| 676 | const struct iwl_cfg *cfg) |
| 677 | { |
| 678 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n", |
| 679 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 680 | IWL_UCODE_SECTION_INST)); |
| 681 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n", |
| 682 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 683 | IWL_UCODE_SECTION_DATA)); |
| 684 | IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n", |
| 685 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST)); |
| 686 | IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n", |
| 687 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)); |
| 688 | |
| 689 | /* Verify that uCode images will fit in card's SRAM. */ |
| 690 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) > |
| 691 | cfg->max_inst_size) { |
| 692 | IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n", |
| 693 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 694 | IWL_UCODE_SECTION_INST)); |
| 695 | return -1; |
| 696 | } |
| 697 | |
| 698 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) > |
| 699 | cfg->max_data_size) { |
| 700 | IWL_ERR(drv, "uCode data len %Zd too large to fit in\n", |
| 701 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 702 | IWL_UCODE_SECTION_DATA)); |
| 703 | return -1; |
| 704 | } |
| 705 | |
| 706 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) > |
| 707 | cfg->max_inst_size) { |
| 708 | IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n", |
| 709 | get_sec_size(pieces, IWL_UCODE_INIT, |
| 710 | IWL_UCODE_SECTION_INST)); |
| 711 | return -1; |
| 712 | } |
| 713 | |
| 714 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) > |
| 715 | cfg->max_data_size) { |
| 716 | IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n", |
| 717 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 718 | IWL_UCODE_SECTION_DATA)); |
| 719 | return -1; |
| 720 | } |
| 721 | return 0; |
| 722 | } |
| 723 | |
| 724 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 725 | /** |
| 726 | * iwl_ucode_callback - callback when firmware was loaded |
| 727 | * |
| 728 | * If loaded successfully, copies the firmware into buffers |
| 729 | * for the card to fetch (via DMA). |
| 730 | */ |
| 731 | static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) |
| 732 | { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 733 | struct iwl_drv *drv = context; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 734 | struct iwl_fw *fw = &drv->fw; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 735 | struct iwl_ucode_header *ucode; |
| 736 | int err; |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 737 | struct iwl_firmware_pieces pieces; |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 738 | const unsigned int api_max = drv->cfg->ucode_api_max; |
| 739 | unsigned int api_ok = drv->cfg->ucode_api_ok; |
| 740 | const unsigned int api_min = drv->cfg->ucode_api_min; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 741 | u32 api_ver; |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 742 | int i; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 743 | |
| 744 | fw->ucode_capa.max_probe_length = 200; |
| 745 | fw->ucode_capa.standard_phy_calibration_size = |
| 746 | IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; |
| 747 | |
| 748 | if (!api_ok) |
| 749 | api_ok = api_max; |
| 750 | |
| 751 | memset(&pieces, 0, sizeof(pieces)); |
| 752 | |
| 753 | if (!ucode_raw) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 754 | if (drv->fw_index <= api_ok) |
| 755 | IWL_ERR(drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 756 | "request for firmware file '%s' failed.\n", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 757 | drv->firmware_name); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 758 | goto try_again; |
| 759 | } |
| 760 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 761 | IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", |
| 762 | drv->firmware_name, ucode_raw->size); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 763 | |
| 764 | /* Make sure that we got at least the API version number */ |
| 765 | if (ucode_raw->size < 4) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 766 | IWL_ERR(drv, "File size way too small!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 767 | goto try_again; |
| 768 | } |
| 769 | |
| 770 | /* Data from ucode file: header followed by uCode images */ |
| 771 | ucode = (struct iwl_ucode_header *)ucode_raw->data; |
| 772 | |
| 773 | if (ucode->ver) |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 774 | err = iwl_parse_v1_v2_firmware(drv, ucode_raw, &pieces); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 775 | else |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 776 | err = iwl_parse_tlv_firmware(drv, ucode_raw, &pieces, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 777 | &fw->ucode_capa); |
| 778 | |
| 779 | if (err) |
| 780 | goto try_again; |
| 781 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 782 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 783 | |
| 784 | /* |
| 785 | * api_ver should match the api version forming part of the |
| 786 | * firmware filename ... but we don't check for that and only rely |
| 787 | * on the API version read from firmware header from here on forward |
| 788 | */ |
| 789 | /* no api version check required for experimental uCode */ |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 790 | if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 791 | if (api_ver < api_min || api_ver > api_max) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 792 | IWL_ERR(drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 793 | "Driver unable to support your firmware API. " |
| 794 | "Driver supports v%u, firmware is v%u.\n", |
| 795 | api_max, api_ver); |
| 796 | goto try_again; |
| 797 | } |
| 798 | |
| 799 | if (api_ver < api_ok) { |
| 800 | if (api_ok != api_max) |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 801 | IWL_ERR(drv, "Firmware has old API version, " |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 802 | "expected v%u through v%u, got v%u.\n", |
| 803 | api_ok, api_max, api_ver); |
| 804 | else |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 805 | IWL_ERR(drv, "Firmware has old API version, " |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 806 | "expected v%u, got v%u.\n", |
| 807 | api_max, api_ver); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 808 | IWL_ERR(drv, "New firmware can be obtained from " |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 809 | "http://www.intellinuxwireless.org/.\n"); |
| 810 | } |
| 811 | } |
| 812 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 813 | IWL_INFO(drv, "loaded firmware version %s", drv->fw.fw_version); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 814 | |
| 815 | /* |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 816 | * In mvm uCode there is no difference between data and instructions |
| 817 | * sections. |
| 818 | */ |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 819 | if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, drv->cfg)) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 820 | goto try_again; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 821 | |
| 822 | /* Allocate ucode buffers for card's bus-master loading ... */ |
| 823 | |
| 824 | /* Runtime instructions and 2 copies of data: |
| 825 | * 1) unmodified from disk |
| 826 | * 2) backup cache for save/restore during power-downs */ |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 827 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 828 | if (iwl_alloc_ucode(drv, &pieces, i)) |
| 829 | goto out_free_fw; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 830 | |
| 831 | /* Now that we can no longer fail, copy information */ |
| 832 | |
| 833 | /* |
| 834 | * The (size - 16) / 12 formula is based on the information recorded |
| 835 | * for each event, which is of mode 1 (including timestamp) for all |
| 836 | * new microcodes that include this information. |
| 837 | */ |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 838 | fw->init_evtlog_ptr = pieces.init_evtlog_ptr; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 839 | if (pieces.init_evtlog_size) |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 840 | fw->init_evtlog_size = (pieces.init_evtlog_size - 16)/12; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 841 | else |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 842 | fw->init_evtlog_size = |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 843 | drv->cfg->base_params->max_event_log_size; |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 844 | fw->init_errlog_ptr = pieces.init_errlog_ptr; |
| 845 | fw->inst_evtlog_ptr = pieces.inst_evtlog_ptr; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 846 | if (pieces.inst_evtlog_size) |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 847 | fw->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 848 | else |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 849 | fw->inst_evtlog_size = |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 850 | drv->cfg->base_params->max_event_log_size; |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 851 | fw->inst_errlog_ptr = pieces.inst_errlog_ptr; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 852 | |
| 853 | /* |
| 854 | * figure out the offset of chain noise reset and gain commands |
| 855 | * base on the size of standard phy calibration commands table size |
| 856 | */ |
| 857 | if (fw->ucode_capa.standard_phy_calibration_size > |
| 858 | IWL_MAX_PHY_CALIBRATE_TBL_SIZE) |
| 859 | fw->ucode_capa.standard_phy_calibration_size = |
| 860 | IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE; |
| 861 | |
| 862 | /* We have our copies now, allow OS release its copies */ |
| 863 | release_firmware(ucode_raw); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 864 | |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 865 | drv->op_mode = iwl_dvm_ops.start(drv->trans, drv->cfg, &drv->fw); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 866 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 867 | if (!drv->op_mode) |
Johannes Berg | f69a23b | 2012-06-05 19:56:06 +0200 | [diff] [blame] | 868 | goto out_unbind; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 869 | |
Johannes Berg | f69a23b | 2012-06-05 19:56:06 +0200 | [diff] [blame] | 870 | /* |
| 871 | * Complete the firmware request last so that |
| 872 | * a driver unbind (stop) doesn't run while we |
| 873 | * are doing the start() above. |
| 874 | */ |
| 875 | complete(&drv->request_firmware_complete); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 876 | return; |
| 877 | |
| 878 | try_again: |
| 879 | /* try next, if any */ |
| 880 | release_firmware(ucode_raw); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 881 | if (iwl_request_firmware(drv, false)) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 882 | goto out_unbind; |
| 883 | return; |
| 884 | |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 885 | out_free_fw: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 886 | IWL_ERR(drv, "failed to allocate pci memory\n"); |
| 887 | iwl_dealloc_ucode(drv); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 888 | release_firmware(ucode_raw); |
| 889 | out_unbind: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 890 | complete(&drv->request_firmware_complete); |
Emmanuel Grumbach | 93faaee | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 891 | device_release_driver(drv->trans->dev); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 892 | } |
| 893 | |
Emmanuel Grumbach | 87ce05a | 2012-03-26 09:03:18 -0700 | [diff] [blame] | 894 | struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 895 | const struct iwl_cfg *cfg) |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 896 | { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 897 | struct iwl_drv *drv; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 898 | int ret; |
| 899 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 900 | drv = kzalloc(sizeof(*drv), GFP_KERNEL); |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 901 | if (!drv) |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 902 | return NULL; |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 903 | |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 904 | drv->trans = trans; |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 905 | drv->dev = trans->dev; |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 906 | drv->cfg = cfg; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 907 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 908 | init_completion(&drv->request_firmware_complete); |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 909 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 910 | ret = iwl_request_firmware(drv, true); |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 911 | |
| 912 | if (ret) { |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 913 | IWL_ERR(trans, "Couldn't request the fw\n"); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 914 | kfree(drv); |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 915 | drv = NULL; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 916 | } |
| 917 | |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 918 | return drv; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 919 | } |
| 920 | |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 921 | void iwl_drv_stop(struct iwl_drv *drv) |
Emmanuel Grumbach | 07590f0 | 2012-02-07 14:27:31 +0200 | [diff] [blame] | 922 | { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 923 | wait_for_completion(&drv->request_firmware_complete); |
Johannes Berg | 2e7eb11 | 2012-03-05 11:24:51 -0800 | [diff] [blame] | 924 | |
Emmanuel Grumbach | d0f76d6 | 2012-02-09 16:08:15 +0200 | [diff] [blame] | 925 | /* op_mode can be NULL if its start failed */ |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 926 | if (drv->op_mode) |
| 927 | iwl_op_mode_stop(drv->op_mode); |
Emmanuel Grumbach | 07590f0 | 2012-02-07 14:27:31 +0200 | [diff] [blame] | 928 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 929 | iwl_dealloc_ucode(drv); |
Johannes Berg | 7db5b98 | 2012-03-05 11:24:48 -0800 | [diff] [blame] | 930 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 931 | kfree(drv); |
Emmanuel Grumbach | 07590f0 | 2012-02-07 14:27:31 +0200 | [diff] [blame] | 932 | } |
Johannes Berg | 65de7e8 | 2012-04-17 07:36:30 -0700 | [diff] [blame] | 933 | |
| 934 | |
| 935 | /* shared module parameters */ |
| 936 | struct iwl_mod_params iwlwifi_mod_params = { |
| 937 | .amsdu_size_8K = 1, |
| 938 | .restart_fw = 1, |
| 939 | .plcp_check = true, |
| 940 | .bt_coex_active = true, |
| 941 | .power_level = IWL_POWER_INDEX_1, |
| 942 | .bt_ch_announce = true, |
| 943 | .auto_agg = true, |
| 944 | /* the rest are 0 by default */ |
| 945 | }; |
| 946 | |
| 947 | #ifdef CONFIG_IWLWIFI_DEBUG |
| 948 | module_param_named(debug, iwlwifi_mod_params.debug_level, uint, |
| 949 | S_IRUGO | S_IWUSR); |
| 950 | MODULE_PARM_DESC(debug, "debug output mask"); |
| 951 | #endif |
| 952 | |
| 953 | module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); |
| 954 | MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); |
| 955 | module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); |
| 956 | MODULE_PARM_DESC(11n_disable, |
| 957 | "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); |
| 958 | module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, |
| 959 | int, S_IRUGO); |
| 960 | MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); |
| 961 | module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO); |
| 962 | MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); |
| 963 | |
| 964 | module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, |
| 965 | int, S_IRUGO); |
| 966 | MODULE_PARM_DESC(antenna_coupling, |
| 967 | "specify antenna coupling in dB (defualt: 0 dB)"); |
| 968 | |
| 969 | module_param_named(bt_ch_inhibition, iwlwifi_mod_params.bt_ch_announce, |
| 970 | bool, S_IRUGO); |
| 971 | MODULE_PARM_DESC(bt_ch_inhibition, |
| 972 | "Enable BT channel inhibition (default: enable)"); |
| 973 | |
| 974 | module_param_named(plcp_check, iwlwifi_mod_params.plcp_check, bool, S_IRUGO); |
| 975 | MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])"); |
| 976 | |
| 977 | module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO); |
| 978 | MODULE_PARM_DESC(wd_disable, |
| 979 | "Disable stuck queue watchdog timer 0=system default, " |
| 980 | "1=disable, 2=enable (default: 0)"); |
| 981 | |
| 982 | /* |
| 983 | * set bt_coex_active to true, uCode will do kill/defer |
| 984 | * every time the priority line is asserted (BT is sending signals on the |
| 985 | * priority line in the PCIx). |
| 986 | * set bt_coex_active to false, uCode will ignore the BT activity and |
| 987 | * perform the normal operation |
| 988 | * |
| 989 | * User might experience transmit issue on some platform due to WiFi/BT |
| 990 | * co-exist problem. The possible behaviors are: |
| 991 | * Able to scan and finding all the available AP |
| 992 | * Not able to associate with any AP |
| 993 | * On those platforms, WiFi communication can be restored by set |
| 994 | * "bt_coex_active" module parameter to "false" |
| 995 | * |
| 996 | * default: bt_coex_active = true (BT_COEX_ENABLE) |
| 997 | */ |
| 998 | module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, |
| 999 | bool, S_IRUGO); |
| 1000 | MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); |
| 1001 | |
| 1002 | module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); |
| 1003 | MODULE_PARM_DESC(led_mode, "0=system default, " |
| 1004 | "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); |
| 1005 | |
| 1006 | module_param_named(power_save, iwlwifi_mod_params.power_save, |
| 1007 | bool, S_IRUGO); |
| 1008 | MODULE_PARM_DESC(power_save, |
| 1009 | "enable WiFi power management (default: disable)"); |
| 1010 | |
| 1011 | module_param_named(power_level, iwlwifi_mod_params.power_level, |
| 1012 | int, S_IRUGO); |
| 1013 | MODULE_PARM_DESC(power_level, |
| 1014 | "default power save level (range from 1 - 5, default: 1)"); |
| 1015 | |
| 1016 | module_param_named(auto_agg, iwlwifi_mod_params.auto_agg, |
| 1017 | bool, S_IRUGO); |
| 1018 | MODULE_PARM_DESC(auto_agg, |
| 1019 | "enable agg w/o check traffic load (default: enable)"); |
Stanislaw Gruszka | f6b1154 | 2012-04-19 09:51:24 -0700 | [diff] [blame] | 1020 | |
| 1021 | module_param_named(5ghz_disable, iwlwifi_mod_params.disable_5ghz, |
| 1022 | bool, S_IRUGO); |
| 1023 | MODULE_PARM_DESC(5ghz_disable, "disable 5GHz band (default: 0 [enabled])"); |