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> |
Johannes Berg | 83f84d7 | 2012-09-10 11:50:18 +0200 | [diff] [blame] | 67 | #include <linux/vmalloc.h> |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 68 | |
| 69 | #include "iwl-drv.h" |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 70 | #include "iwl-debug.h" |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 71 | #include "iwl-trans.h" |
Emmanuel Grumbach | d0f76d6 | 2012-02-09 16:08:15 +0200 | [diff] [blame] | 72 | #include "iwl-op-mode.h" |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 73 | #include "iwl-agn-hw.h" |
Johannes Berg | 6238b00 | 2012-04-02 15:04:33 +0200 | [diff] [blame] | 74 | #include "iwl-fw.h" |
| 75 | #include "iwl-config.h" |
Johannes Berg | 65de7e8 | 2012-04-17 07:36:30 -0700 | [diff] [blame] | 76 | #include "iwl-modparams.h" |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 77 | |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 78 | /* private includes */ |
Johannes Berg | 3995dea | 2012-03-06 13:30:44 -0800 | [diff] [blame] | 79 | #include "iwl-fw-file.h" |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 80 | |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 81 | /****************************************************************************** |
| 82 | * |
| 83 | * module boiler plate |
| 84 | * |
| 85 | ******************************************************************************/ |
| 86 | |
| 87 | /* |
| 88 | * module name, copyright, version, etc. |
| 89 | */ |
| 90 | #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" |
| 91 | |
| 92 | #ifdef CONFIG_IWLWIFI_DEBUG |
| 93 | #define VD "d" |
| 94 | #else |
| 95 | #define VD |
| 96 | #endif |
| 97 | |
| 98 | #define DRV_VERSION IWLWIFI_VERSION VD |
| 99 | |
| 100 | MODULE_DESCRIPTION(DRV_DESCRIPTION); |
| 101 | MODULE_VERSION(DRV_VERSION); |
| 102 | MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); |
| 103 | MODULE_LICENSE("GPL"); |
| 104 | |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 105 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 106 | static struct dentry *iwl_dbgfs_root; |
| 107 | #endif |
| 108 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 109 | /** |
| 110 | * struct iwl_drv - drv common data |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 111 | * @list: list of drv structures using this opmode |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 112 | * @fw: the iwl_fw structure |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 113 | * @op_mode: the running op_mode |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 114 | * @trans: transport layer |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 115 | * @dev: for debug prints only |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 116 | * @cfg: configuration struct |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 117 | * @fw_index: firmware revision to try loading |
| 118 | * @firmware_name: composite filename of ucode file to load |
| 119 | * @request_firmware_complete: the firmware has been obtained from user space |
| 120 | */ |
| 121 | struct iwl_drv { |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 122 | struct list_head list; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 123 | struct iwl_fw fw; |
| 124 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 125 | struct iwl_op_mode *op_mode; |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 126 | struct iwl_trans *trans; |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 127 | struct device *dev; |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 128 | const struct iwl_cfg *cfg; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 129 | |
| 130 | int fw_index; /* firmware we're trying to load */ |
| 131 | char firmware_name[25]; /* name of firmware file to load */ |
| 132 | |
| 133 | struct completion request_firmware_complete; |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 134 | |
| 135 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 136 | struct dentry *dbgfs_drv; |
| 137 | struct dentry *dbgfs_trans; |
| 138 | struct dentry *dbgfs_op_mode; |
| 139 | #endif |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 140 | }; |
| 141 | |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 142 | #define DVM_OP_MODE 0 |
| 143 | #define MVM_OP_MODE 1 |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 144 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 145 | /* Protects the table contents, i.e. the ops pointer & drv list */ |
| 146 | static struct mutex iwlwifi_opmode_table_mtx; |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 147 | static struct iwlwifi_opmode_table { |
| 148 | const char *name; /* name: iwldvm, iwlmvm, etc */ |
| 149 | const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ |
| 150 | struct list_head drv; /* list of devices using this op_mode */ |
| 151 | } iwlwifi_opmode_table[] = { /* ops set when driver is initialized */ |
| 152 | { .name = "iwldvm", .ops = NULL }, |
| 153 | { .name = "iwlmvm", .ops = NULL }, |
| 154 | }; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 155 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 156 | /* |
| 157 | * struct fw_sec: Just for the image parsing proccess. |
| 158 | * For the fw storage we are using struct fw_desc. |
| 159 | */ |
| 160 | struct fw_sec { |
| 161 | const void *data; /* the sec data */ |
| 162 | size_t size; /* section size */ |
| 163 | u32 offset; /* offset of writing in the device */ |
| 164 | }; |
| 165 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 166 | 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] | 167 | { |
Johannes Berg | 83f84d7 | 2012-09-10 11:50:18 +0200 | [diff] [blame] | 168 | vfree(desc->data); |
| 169 | desc->data = NULL; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 170 | desc->len = 0; |
| 171 | } |
| 172 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 173 | 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] | 174 | { |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 175 | int i; |
| 176 | for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) |
| 177 | iwl_free_fw_desc(drv, &img->sec[i]); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 178 | } |
| 179 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 180 | static void iwl_dealloc_ucode(struct iwl_drv *drv) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 181 | { |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 182 | int i; |
| 183 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
| 184 | iwl_free_fw_img(drv, drv->fw.img + i); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 185 | } |
| 186 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 187 | static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, |
Johannes Berg | 83f84d7 | 2012-09-10 11:50:18 +0200 | [diff] [blame] | 188 | struct fw_sec *sec) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 189 | { |
Johannes Berg | 83f84d7 | 2012-09-10 11:50:18 +0200 | [diff] [blame] | 190 | void *data; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 191 | |
Johannes Berg | 83f84d7 | 2012-09-10 11:50:18 +0200 | [diff] [blame] | 192 | desc->data = NULL; |
| 193 | |
| 194 | if (!sec || !sec->size) |
| 195 | return -EINVAL; |
| 196 | |
| 197 | data = vmalloc(sec->size); |
| 198 | if (!data) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 199 | return -ENOMEM; |
| 200 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 201 | desc->len = sec->size; |
| 202 | desc->offset = sec->offset; |
Johannes Berg | 83f84d7 | 2012-09-10 11:50:18 +0200 | [diff] [blame] | 203 | memcpy(data, sec->data, desc->len); |
| 204 | desc->data = data; |
| 205 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 206 | return 0; |
| 207 | } |
| 208 | |
Emmanuel Grumbach | 1c8e11e | 2012-07-16 12:31:28 +0300 | [diff] [blame] | 209 | static void iwl_req_fw_callback(const struct firmware *ucode_raw, |
| 210 | void *context); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 211 | |
| 212 | #define UCODE_EXPERIMENTAL_INDEX 100 |
| 213 | #define UCODE_EXPERIMENTAL_TAG "exp" |
| 214 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 215 | static int iwl_request_firmware(struct iwl_drv *drv, bool first) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 216 | { |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 217 | const char *name_pre = drv->cfg->fw_name_pre; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 218 | char tag[8]; |
| 219 | |
| 220 | if (first) { |
| 221 | #ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 222 | drv->fw_index = UCODE_EXPERIMENTAL_INDEX; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 223 | strcpy(tag, UCODE_EXPERIMENTAL_TAG); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 224 | } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 225 | #endif |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 226 | drv->fw_index = drv->cfg->ucode_api_max; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 227 | sprintf(tag, "%d", drv->fw_index); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 228 | } else { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 229 | drv->fw_index--; |
| 230 | sprintf(tag, "%d", drv->fw_index); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 231 | } |
| 232 | |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 233 | if (drv->fw_index < drv->cfg->ucode_api_min) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 234 | IWL_ERR(drv, "no suitable firmware found!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 235 | return -ENOENT; |
| 236 | } |
| 237 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 238 | sprintf(drv->firmware_name, "%s%s%s", name_pre, tag, ".ucode"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 239 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 240 | IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", |
| 241 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 242 | ? "EXPERIMENTAL " : "", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 243 | drv->firmware_name); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 244 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 245 | return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, |
Emmanuel Grumbach | 93faaee | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 246 | drv->trans->dev, |
Emmanuel Grumbach | 1c8e11e | 2012-07-16 12:31:28 +0300 | [diff] [blame] | 247 | GFP_KERNEL, drv, iwl_req_fw_callback); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 248 | } |
| 249 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 250 | struct fw_img_parsing { |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 251 | struct fw_sec sec[IWL_UCODE_SECTION_MAX]; |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 252 | int sec_counter; |
| 253 | }; |
| 254 | |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 255 | /* |
| 256 | * struct fw_sec_parsing: to extract fw section and it's offset from tlv |
| 257 | */ |
| 258 | struct fw_sec_parsing { |
| 259 | __le32 offset; |
| 260 | const u8 data[]; |
| 261 | } __packed; |
| 262 | |
| 263 | /** |
| 264 | * struct iwl_tlv_calib_data - parse the default calib data from TLV |
| 265 | * |
| 266 | * @ucode_type: the uCode to which the following default calib relates. |
| 267 | * @calib: default calibrations. |
| 268 | */ |
| 269 | struct iwl_tlv_calib_data { |
| 270 | __le32 ucode_type; |
| 271 | __le64 calib; |
| 272 | } __packed; |
| 273 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 274 | struct iwl_firmware_pieces { |
| 275 | struct fw_img_parsing img[IWL_UCODE_TYPE_MAX]; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 276 | |
| 277 | u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; |
| 278 | u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; |
| 279 | }; |
| 280 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 281 | /* |
| 282 | * These functions are just to extract uCode section data from the pieces |
| 283 | * structure. |
| 284 | */ |
| 285 | static struct fw_sec *get_sec(struct iwl_firmware_pieces *pieces, |
| 286 | enum iwl_ucode_type type, |
| 287 | int sec) |
| 288 | { |
| 289 | return &pieces->img[type].sec[sec]; |
| 290 | } |
| 291 | |
| 292 | static void set_sec_data(struct iwl_firmware_pieces *pieces, |
| 293 | enum iwl_ucode_type type, |
| 294 | int sec, |
| 295 | const void *data) |
| 296 | { |
| 297 | pieces->img[type].sec[sec].data = data; |
| 298 | } |
| 299 | |
| 300 | static void set_sec_size(struct iwl_firmware_pieces *pieces, |
| 301 | enum iwl_ucode_type type, |
| 302 | int sec, |
| 303 | size_t size) |
| 304 | { |
| 305 | pieces->img[type].sec[sec].size = size; |
| 306 | } |
| 307 | |
| 308 | static size_t get_sec_size(struct iwl_firmware_pieces *pieces, |
| 309 | enum iwl_ucode_type type, |
| 310 | int sec) |
| 311 | { |
| 312 | return pieces->img[type].sec[sec].size; |
| 313 | } |
| 314 | |
| 315 | static void set_sec_offset(struct iwl_firmware_pieces *pieces, |
| 316 | enum iwl_ucode_type type, |
| 317 | int sec, |
| 318 | u32 offset) |
| 319 | { |
| 320 | pieces->img[type].sec[sec].offset = offset; |
| 321 | } |
| 322 | |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 323 | /* |
| 324 | * Gets uCode section from tlv. |
| 325 | */ |
| 326 | static int iwl_store_ucode_sec(struct iwl_firmware_pieces *pieces, |
| 327 | const void *data, enum iwl_ucode_type type, |
| 328 | int size) |
| 329 | { |
| 330 | struct fw_img_parsing *img; |
| 331 | struct fw_sec *sec; |
| 332 | struct fw_sec_parsing *sec_parse; |
| 333 | |
| 334 | if (WARN_ON(!pieces || !data || type >= IWL_UCODE_TYPE_MAX)) |
| 335 | return -1; |
| 336 | |
| 337 | sec_parse = (struct fw_sec_parsing *)data; |
| 338 | |
| 339 | img = &pieces->img[type]; |
| 340 | sec = &img->sec[img->sec_counter]; |
| 341 | |
| 342 | sec->offset = le32_to_cpu(sec_parse->offset); |
| 343 | sec->data = sec_parse->data; |
David Spinadel | 1176f43 | 2012-03-13 14:32:48 +0200 | [diff] [blame] | 344 | sec->size = size - sizeof(sec_parse->offset); |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 345 | |
| 346 | ++img->sec_counter; |
| 347 | |
| 348 | return 0; |
| 349 | } |
| 350 | |
| 351 | static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data) |
| 352 | { |
| 353 | struct iwl_tlv_calib_data *def_calib = |
| 354 | (struct iwl_tlv_calib_data *)data; |
| 355 | u32 ucode_type = le32_to_cpu(def_calib->ucode_type); |
| 356 | if (ucode_type >= IWL_UCODE_TYPE_MAX) { |
| 357 | IWL_ERR(drv, "Wrong ucode_type %u for default calibration.\n", |
| 358 | ucode_type); |
| 359 | return -EINVAL; |
| 360 | } |
| 361 | drv->fw.default_calib[ucode_type] = le64_to_cpu(def_calib->calib); |
| 362 | return 0; |
| 363 | } |
| 364 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 365 | static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 366 | const struct firmware *ucode_raw, |
| 367 | struct iwl_firmware_pieces *pieces) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 368 | { |
| 369 | struct iwl_ucode_header *ucode = (void *)ucode_raw->data; |
| 370 | u32 api_ver, hdr_size, build; |
| 371 | char buildstr[25]; |
| 372 | const u8 *src; |
| 373 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 374 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
| 375 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 376 | |
| 377 | switch (api_ver) { |
| 378 | default: |
| 379 | hdr_size = 28; |
| 380 | if (ucode_raw->size < hdr_size) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 381 | IWL_ERR(drv, "File size too small!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 382 | return -EINVAL; |
| 383 | } |
| 384 | build = le32_to_cpu(ucode->u.v2.build); |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 385 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
| 386 | le32_to_cpu(ucode->u.v2.inst_size)); |
| 387 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, |
| 388 | le32_to_cpu(ucode->u.v2.data_size)); |
| 389 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, |
| 390 | le32_to_cpu(ucode->u.v2.init_size)); |
| 391 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, |
| 392 | le32_to_cpu(ucode->u.v2.init_data_size)); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 393 | src = ucode->u.v2.data; |
| 394 | break; |
| 395 | case 0: |
| 396 | case 1: |
| 397 | case 2: |
| 398 | hdr_size = 24; |
| 399 | if (ucode_raw->size < hdr_size) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 400 | IWL_ERR(drv, "File size too small!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 401 | return -EINVAL; |
| 402 | } |
| 403 | build = 0; |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 404 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
| 405 | le32_to_cpu(ucode->u.v1.inst_size)); |
| 406 | set_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, |
| 407 | le32_to_cpu(ucode->u.v1.data_size)); |
| 408 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, |
| 409 | le32_to_cpu(ucode->u.v1.init_size)); |
| 410 | set_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, |
| 411 | le32_to_cpu(ucode->u.v1.init_data_size)); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 412 | src = ucode->u.v1.data; |
| 413 | break; |
| 414 | } |
| 415 | |
| 416 | if (build) |
| 417 | sprintf(buildstr, " build %u%s", build, |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 418 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 419 | ? " (EXP)" : ""); |
| 420 | else |
| 421 | buildstr[0] = '\0'; |
| 422 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 423 | snprintf(drv->fw.fw_version, |
| 424 | sizeof(drv->fw.fw_version), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 425 | "%u.%u.%u.%u%s", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 426 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
| 427 | IWL_UCODE_MINOR(drv->fw.ucode_ver), |
| 428 | IWL_UCODE_API(drv->fw.ucode_ver), |
| 429 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 430 | buildstr); |
| 431 | |
| 432 | /* Verify size of file vs. image size info in file's header */ |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 433 | |
| 434 | if (ucode_raw->size != hdr_size + |
| 435 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) + |
| 436 | get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) + |
| 437 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) + |
| 438 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 439 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 440 | IWL_ERR(drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 441 | "uCode file size %d does not match expected size\n", |
| 442 | (int)ucode_raw->size); |
| 443 | return -EINVAL; |
| 444 | } |
| 445 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 446 | |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 447 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, src); |
| 448 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST); |
| 449 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST, |
| 450 | IWLAGN_RTC_INST_LOWER_BOUND); |
| 451 | set_sec_data(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, src); |
| 452 | src += get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA); |
| 453 | set_sec_offset(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA, |
| 454 | IWLAGN_RTC_DATA_LOWER_BOUND); |
| 455 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, src); |
| 456 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST); |
| 457 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST, |
| 458 | IWLAGN_RTC_INST_LOWER_BOUND); |
| 459 | set_sec_data(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, src); |
| 460 | src += get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA); |
| 461 | set_sec_offset(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA, |
| 462 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 463 | return 0; |
| 464 | } |
| 465 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 466 | static int iwl_parse_tlv_firmware(struct iwl_drv *drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 467 | const struct firmware *ucode_raw, |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 468 | struct iwl_firmware_pieces *pieces, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 469 | struct iwl_ucode_capabilities *capa) |
| 470 | { |
| 471 | struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; |
| 472 | struct iwl_ucode_tlv *tlv; |
| 473 | size_t len = ucode_raw->size; |
| 474 | const u8 *data; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 475 | u32 tlv_len; |
| 476 | enum iwl_ucode_tlv_type tlv_type; |
| 477 | const u8 *tlv_data; |
| 478 | char buildstr[25]; |
| 479 | u32 build; |
| 480 | |
| 481 | if (len < sizeof(*ucode)) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 482 | IWL_ERR(drv, "uCode has invalid length: %zd\n", len); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 483 | return -EINVAL; |
| 484 | } |
| 485 | |
| 486 | if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 487 | IWL_ERR(drv, "invalid uCode magic: 0X%x\n", |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 488 | le32_to_cpu(ucode->magic)); |
| 489 | return -EINVAL; |
| 490 | } |
| 491 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 492 | drv->fw.ucode_ver = le32_to_cpu(ucode->ver); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 493 | build = le32_to_cpu(ucode->build); |
| 494 | |
| 495 | if (build) |
| 496 | sprintf(buildstr, " build %u%s", build, |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 497 | (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 498 | ? " (EXP)" : ""); |
| 499 | else |
| 500 | buildstr[0] = '\0'; |
| 501 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 502 | snprintf(drv->fw.fw_version, |
| 503 | sizeof(drv->fw.fw_version), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 504 | "%u.%u.%u.%u%s", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 505 | IWL_UCODE_MAJOR(drv->fw.ucode_ver), |
| 506 | IWL_UCODE_MINOR(drv->fw.ucode_ver), |
| 507 | IWL_UCODE_API(drv->fw.ucode_ver), |
| 508 | IWL_UCODE_SERIAL(drv->fw.ucode_ver), |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 509 | buildstr); |
| 510 | |
| 511 | data = ucode->data; |
| 512 | |
| 513 | len -= sizeof(*ucode); |
| 514 | |
| 515 | while (len >= sizeof(*tlv)) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 516 | len -= sizeof(*tlv); |
| 517 | tlv = (void *)data; |
| 518 | |
| 519 | tlv_len = le32_to_cpu(tlv->length); |
Johannes Berg | 0479c19 | 2012-03-09 09:16:35 +0100 | [diff] [blame] | 520 | tlv_type = le32_to_cpu(tlv->type); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 521 | tlv_data = tlv->data; |
| 522 | |
| 523 | if (len < tlv_len) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 524 | IWL_ERR(drv, "invalid TLV len: %zd/%u\n", |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 525 | len, tlv_len); |
| 526 | return -EINVAL; |
| 527 | } |
| 528 | len -= ALIGN(tlv_len, 4); |
| 529 | data += sizeof(*tlv) + ALIGN(tlv_len, 4); |
| 530 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 531 | switch (tlv_type) { |
| 532 | case IWL_UCODE_TLV_INST: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 533 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
| 534 | IWL_UCODE_SECTION_INST, tlv_data); |
| 535 | set_sec_size(pieces, IWL_UCODE_REGULAR, |
| 536 | IWL_UCODE_SECTION_INST, tlv_len); |
| 537 | set_sec_offset(pieces, IWL_UCODE_REGULAR, |
| 538 | IWL_UCODE_SECTION_INST, |
| 539 | IWLAGN_RTC_INST_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 540 | break; |
| 541 | case IWL_UCODE_TLV_DATA: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 542 | set_sec_data(pieces, IWL_UCODE_REGULAR, |
| 543 | IWL_UCODE_SECTION_DATA, tlv_data); |
| 544 | set_sec_size(pieces, IWL_UCODE_REGULAR, |
| 545 | IWL_UCODE_SECTION_DATA, tlv_len); |
| 546 | set_sec_offset(pieces, IWL_UCODE_REGULAR, |
| 547 | IWL_UCODE_SECTION_DATA, |
| 548 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 549 | break; |
| 550 | case IWL_UCODE_TLV_INIT: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 551 | set_sec_data(pieces, IWL_UCODE_INIT, |
| 552 | IWL_UCODE_SECTION_INST, tlv_data); |
| 553 | set_sec_size(pieces, IWL_UCODE_INIT, |
| 554 | IWL_UCODE_SECTION_INST, tlv_len); |
| 555 | set_sec_offset(pieces, IWL_UCODE_INIT, |
| 556 | IWL_UCODE_SECTION_INST, |
| 557 | IWLAGN_RTC_INST_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 558 | break; |
| 559 | case IWL_UCODE_TLV_INIT_DATA: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 560 | set_sec_data(pieces, IWL_UCODE_INIT, |
| 561 | IWL_UCODE_SECTION_DATA, tlv_data); |
| 562 | set_sec_size(pieces, IWL_UCODE_INIT, |
| 563 | IWL_UCODE_SECTION_DATA, tlv_len); |
| 564 | set_sec_offset(pieces, IWL_UCODE_INIT, |
| 565 | IWL_UCODE_SECTION_DATA, |
| 566 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 567 | break; |
| 568 | case IWL_UCODE_TLV_BOOT: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 569 | IWL_ERR(drv, "Found unexpected BOOT ucode\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 570 | break; |
| 571 | case IWL_UCODE_TLV_PROBE_MAX_LEN: |
| 572 | if (tlv_len != sizeof(u32)) |
| 573 | goto invalid_tlv_len; |
| 574 | capa->max_probe_length = |
| 575 | le32_to_cpup((__le32 *)tlv_data); |
| 576 | break; |
| 577 | case IWL_UCODE_TLV_PAN: |
| 578 | if (tlv_len) |
| 579 | goto invalid_tlv_len; |
| 580 | capa->flags |= IWL_UCODE_TLV_FLAGS_PAN; |
| 581 | break; |
| 582 | case IWL_UCODE_TLV_FLAGS: |
| 583 | /* must be at least one u32 */ |
| 584 | if (tlv_len < sizeof(u32)) |
| 585 | goto invalid_tlv_len; |
| 586 | /* and a proper number of u32s */ |
| 587 | if (tlv_len % sizeof(u32)) |
| 588 | goto invalid_tlv_len; |
| 589 | /* |
| 590 | * This driver only reads the first u32 as |
| 591 | * right now no more features are defined, |
| 592 | * if that changes then either the driver |
| 593 | * will not work with the new firmware, or |
| 594 | * it'll not take advantage of new features. |
| 595 | */ |
| 596 | capa->flags = le32_to_cpup((__le32 *)tlv_data); |
| 597 | break; |
| 598 | case IWL_UCODE_TLV_INIT_EVTLOG_PTR: |
| 599 | if (tlv_len != sizeof(u32)) |
| 600 | goto invalid_tlv_len; |
| 601 | pieces->init_evtlog_ptr = |
| 602 | le32_to_cpup((__le32 *)tlv_data); |
| 603 | break; |
| 604 | case IWL_UCODE_TLV_INIT_EVTLOG_SIZE: |
| 605 | if (tlv_len != sizeof(u32)) |
| 606 | goto invalid_tlv_len; |
| 607 | pieces->init_evtlog_size = |
| 608 | le32_to_cpup((__le32 *)tlv_data); |
| 609 | break; |
| 610 | case IWL_UCODE_TLV_INIT_ERRLOG_PTR: |
| 611 | if (tlv_len != sizeof(u32)) |
| 612 | goto invalid_tlv_len; |
| 613 | pieces->init_errlog_ptr = |
| 614 | le32_to_cpup((__le32 *)tlv_data); |
| 615 | break; |
| 616 | case IWL_UCODE_TLV_RUNT_EVTLOG_PTR: |
| 617 | if (tlv_len != sizeof(u32)) |
| 618 | goto invalid_tlv_len; |
| 619 | pieces->inst_evtlog_ptr = |
| 620 | le32_to_cpup((__le32 *)tlv_data); |
| 621 | break; |
| 622 | case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE: |
| 623 | if (tlv_len != sizeof(u32)) |
| 624 | goto invalid_tlv_len; |
| 625 | pieces->inst_evtlog_size = |
| 626 | le32_to_cpup((__le32 *)tlv_data); |
| 627 | break; |
| 628 | case IWL_UCODE_TLV_RUNT_ERRLOG_PTR: |
| 629 | if (tlv_len != sizeof(u32)) |
| 630 | goto invalid_tlv_len; |
| 631 | pieces->inst_errlog_ptr = |
| 632 | le32_to_cpup((__le32 *)tlv_data); |
| 633 | break; |
| 634 | case IWL_UCODE_TLV_ENHANCE_SENS_TBL: |
| 635 | if (tlv_len) |
| 636 | goto invalid_tlv_len; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 637 | drv->fw.enhance_sensitivity_table = true; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 638 | break; |
| 639 | case IWL_UCODE_TLV_WOWLAN_INST: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 640 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
| 641 | IWL_UCODE_SECTION_INST, tlv_data); |
| 642 | set_sec_size(pieces, IWL_UCODE_WOWLAN, |
| 643 | IWL_UCODE_SECTION_INST, tlv_len); |
| 644 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, |
| 645 | IWL_UCODE_SECTION_INST, |
| 646 | IWLAGN_RTC_INST_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 647 | break; |
| 648 | case IWL_UCODE_TLV_WOWLAN_DATA: |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 649 | set_sec_data(pieces, IWL_UCODE_WOWLAN, |
| 650 | IWL_UCODE_SECTION_DATA, tlv_data); |
| 651 | set_sec_size(pieces, IWL_UCODE_WOWLAN, |
| 652 | IWL_UCODE_SECTION_DATA, tlv_len); |
| 653 | set_sec_offset(pieces, IWL_UCODE_WOWLAN, |
| 654 | IWL_UCODE_SECTION_DATA, |
| 655 | IWLAGN_RTC_DATA_LOWER_BOUND); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 656 | break; |
| 657 | case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE: |
| 658 | if (tlv_len != sizeof(u32)) |
| 659 | goto invalid_tlv_len; |
| 660 | capa->standard_phy_calibration_size = |
| 661 | le32_to_cpup((__le32 *)tlv_data); |
| 662 | break; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 663 | case IWL_UCODE_TLV_SEC_RT: |
| 664 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, |
| 665 | tlv_len); |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 666 | drv->fw.mvm_fw = true; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 667 | break; |
| 668 | case IWL_UCODE_TLV_SEC_INIT: |
| 669 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, |
| 670 | tlv_len); |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 671 | drv->fw.mvm_fw = true; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 672 | break; |
| 673 | case IWL_UCODE_TLV_SEC_WOWLAN: |
| 674 | iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, |
| 675 | tlv_len); |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 676 | drv->fw.mvm_fw = true; |
David Spinadel | ed8c836 | 2012-03-10 13:00:13 -0800 | [diff] [blame] | 677 | break; |
| 678 | case IWL_UCODE_TLV_DEF_CALIB: |
| 679 | if (tlv_len != sizeof(struct iwl_tlv_calib_data)) |
| 680 | goto invalid_tlv_len; |
| 681 | if (iwl_set_default_calib(drv, tlv_data)) |
| 682 | goto tlv_error; |
| 683 | break; |
| 684 | case IWL_UCODE_TLV_PHY_SKU: |
| 685 | if (tlv_len != sizeof(u32)) |
| 686 | goto invalid_tlv_len; |
| 687 | drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data); |
| 688 | break; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 689 | default: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 690 | IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 691 | break; |
| 692 | } |
| 693 | } |
| 694 | |
| 695 | if (len) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 696 | IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); |
| 697 | iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 698 | return -EINVAL; |
| 699 | } |
| 700 | |
| 701 | return 0; |
| 702 | |
| 703 | invalid_tlv_len: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 704 | 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] | 705 | tlv_error: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 706 | iwl_print_hex_dump(drv, IWL_DL_FW, tlv_data, tlv_len); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 707 | |
| 708 | return -EINVAL; |
| 709 | } |
| 710 | |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 711 | static int iwl_alloc_ucode(struct iwl_drv *drv, |
| 712 | struct iwl_firmware_pieces *pieces, |
| 713 | enum iwl_ucode_type type) |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 714 | { |
| 715 | int i; |
| 716 | for (i = 0; |
| 717 | i < IWL_UCODE_SECTION_MAX && get_sec_size(pieces, type, i); |
| 718 | i++) |
| 719 | if (iwl_alloc_fw_desc(drv, &(drv->fw.img[type].sec[i]), |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 720 | get_sec(pieces, type, i))) |
| 721 | return -ENOMEM; |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 722 | return 0; |
| 723 | } |
| 724 | |
| 725 | static int validate_sec_sizes(struct iwl_drv *drv, |
| 726 | struct iwl_firmware_pieces *pieces, |
| 727 | const struct iwl_cfg *cfg) |
| 728 | { |
| 729 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime inst size = %Zd\n", |
| 730 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 731 | IWL_UCODE_SECTION_INST)); |
| 732 | IWL_DEBUG_INFO(drv, "f/w package hdr runtime data size = %Zd\n", |
| 733 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 734 | IWL_UCODE_SECTION_DATA)); |
| 735 | IWL_DEBUG_INFO(drv, "f/w package hdr init inst size = %Zd\n", |
| 736 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST)); |
| 737 | IWL_DEBUG_INFO(drv, "f/w package hdr init data size = %Zd\n", |
| 738 | get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA)); |
| 739 | |
| 740 | /* Verify that uCode images will fit in card's SRAM. */ |
| 741 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_INST) > |
| 742 | cfg->max_inst_size) { |
| 743 | IWL_ERR(drv, "uCode instr len %Zd too large to fit in\n", |
| 744 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 745 | IWL_UCODE_SECTION_INST)); |
| 746 | return -1; |
| 747 | } |
| 748 | |
| 749 | if (get_sec_size(pieces, IWL_UCODE_REGULAR, IWL_UCODE_SECTION_DATA) > |
| 750 | cfg->max_data_size) { |
| 751 | IWL_ERR(drv, "uCode data len %Zd too large to fit in\n", |
| 752 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 753 | IWL_UCODE_SECTION_DATA)); |
| 754 | return -1; |
| 755 | } |
| 756 | |
| 757 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_INST) > |
| 758 | cfg->max_inst_size) { |
| 759 | IWL_ERR(drv, "uCode init instr len %Zd too large to fit in\n", |
| 760 | get_sec_size(pieces, IWL_UCODE_INIT, |
| 761 | IWL_UCODE_SECTION_INST)); |
| 762 | return -1; |
| 763 | } |
| 764 | |
| 765 | if (get_sec_size(pieces, IWL_UCODE_INIT, IWL_UCODE_SECTION_DATA) > |
| 766 | cfg->max_data_size) { |
| 767 | IWL_ERR(drv, "uCode init data len %Zd too large to fit in\n", |
| 768 | get_sec_size(pieces, IWL_UCODE_REGULAR, |
| 769 | IWL_UCODE_SECTION_DATA)); |
| 770 | return -1; |
| 771 | } |
| 772 | return 0; |
| 773 | } |
| 774 | |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 775 | static struct iwl_op_mode * |
| 776 | _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) |
| 777 | { |
| 778 | const struct iwl_op_mode_ops *ops = op->ops; |
| 779 | struct dentry *dbgfs_dir = NULL; |
| 780 | struct iwl_op_mode *op_mode = NULL; |
| 781 | |
| 782 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 783 | drv->dbgfs_op_mode = debugfs_create_dir(op->name, |
| 784 | drv->dbgfs_drv); |
| 785 | if (!drv->dbgfs_op_mode) { |
| 786 | IWL_ERR(drv, |
| 787 | "failed to create opmode debugfs directory\n"); |
| 788 | return op_mode; |
| 789 | } |
| 790 | dbgfs_dir = drv->dbgfs_op_mode; |
| 791 | #endif |
| 792 | |
| 793 | op_mode = ops->start(drv->trans, drv->cfg, &drv->fw, dbgfs_dir); |
| 794 | |
| 795 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 796 | if (!op_mode) { |
| 797 | debugfs_remove_recursive(drv->dbgfs_op_mode); |
| 798 | drv->dbgfs_op_mode = NULL; |
| 799 | } |
| 800 | #endif |
| 801 | |
| 802 | return op_mode; |
| 803 | } |
| 804 | |
| 805 | static void _iwl_op_mode_stop(struct iwl_drv *drv) |
| 806 | { |
| 807 | /* op_mode can be NULL if its start failed */ |
| 808 | if (drv->op_mode) { |
| 809 | iwl_op_mode_stop(drv->op_mode); |
| 810 | drv->op_mode = NULL; |
| 811 | |
| 812 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 813 | debugfs_remove_recursive(drv->dbgfs_op_mode); |
| 814 | drv->dbgfs_op_mode = NULL; |
| 815 | #endif |
| 816 | } |
| 817 | } |
| 818 | |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 819 | /** |
Emmanuel Grumbach | 1c8e11e | 2012-07-16 12:31:28 +0300 | [diff] [blame] | 820 | * iwl_req_fw_callback - callback when firmware was loaded |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 821 | * |
| 822 | * If loaded successfully, copies the firmware into buffers |
| 823 | * for the card to fetch (via DMA). |
| 824 | */ |
Emmanuel Grumbach | 1c8e11e | 2012-07-16 12:31:28 +0300 | [diff] [blame] | 825 | static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 826 | { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 827 | struct iwl_drv *drv = context; |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 828 | struct iwl_fw *fw = &drv->fw; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 829 | struct iwl_ucode_header *ucode; |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 830 | struct iwlwifi_opmode_table *op; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 831 | int err; |
David Spinadel | 0cedacc | 2012-03-10 13:00:12 -0800 | [diff] [blame] | 832 | struct iwl_firmware_pieces pieces; |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 833 | const unsigned int api_max = drv->cfg->ucode_api_max; |
| 834 | unsigned int api_ok = drv->cfg->ucode_api_ok; |
| 835 | const unsigned int api_min = drv->cfg->ucode_api_min; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 836 | u32 api_ver; |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 837 | int i; |
Johannes Berg | d4b1048 | 2012-06-12 19:50:43 +0200 | [diff] [blame] | 838 | bool load_module = false; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 839 | |
| 840 | fw->ucode_capa.max_probe_length = 200; |
| 841 | fw->ucode_capa.standard_phy_calibration_size = |
| 842 | IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE; |
| 843 | |
| 844 | if (!api_ok) |
| 845 | api_ok = api_max; |
| 846 | |
| 847 | memset(&pieces, 0, sizeof(pieces)); |
| 848 | |
| 849 | if (!ucode_raw) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 850 | if (drv->fw_index <= api_ok) |
| 851 | IWL_ERR(drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 852 | "request for firmware file '%s' failed.\n", |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 853 | drv->firmware_name); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 854 | goto try_again; |
| 855 | } |
| 856 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 857 | IWL_DEBUG_INFO(drv, "Loaded firmware file '%s' (%zd bytes).\n", |
| 858 | drv->firmware_name, ucode_raw->size); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 859 | |
| 860 | /* Make sure that we got at least the API version number */ |
| 861 | if (ucode_raw->size < 4) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 862 | IWL_ERR(drv, "File size way too small!\n"); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 863 | goto try_again; |
| 864 | } |
| 865 | |
| 866 | /* Data from ucode file: header followed by uCode images */ |
| 867 | ucode = (struct iwl_ucode_header *)ucode_raw->data; |
| 868 | |
| 869 | if (ucode->ver) |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 870 | err = iwl_parse_v1_v2_firmware(drv, ucode_raw, &pieces); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 871 | else |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 872 | err = iwl_parse_tlv_firmware(drv, ucode_raw, &pieces, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 873 | &fw->ucode_capa); |
| 874 | |
| 875 | if (err) |
| 876 | goto try_again; |
| 877 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 878 | api_ver = IWL_UCODE_API(drv->fw.ucode_ver); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 879 | |
| 880 | /* |
| 881 | * api_ver should match the api version forming part of the |
| 882 | * firmware filename ... but we don't check for that and only rely |
| 883 | * on the API version read from firmware header from here on forward |
| 884 | */ |
| 885 | /* no api version check required for experimental uCode */ |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 886 | if (drv->fw_index != UCODE_EXPERIMENTAL_INDEX) { |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 887 | if (api_ver < api_min || api_ver > api_max) { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 888 | IWL_ERR(drv, |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 889 | "Driver unable to support your firmware API. " |
| 890 | "Driver supports v%u, firmware is v%u.\n", |
| 891 | api_max, api_ver); |
| 892 | goto try_again; |
| 893 | } |
| 894 | |
| 895 | if (api_ver < api_ok) { |
| 896 | if (api_ok != api_max) |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 897 | IWL_ERR(drv, "Firmware has old API version, " |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 898 | "expected v%u through v%u, got v%u.\n", |
| 899 | api_ok, api_max, api_ver); |
| 900 | else |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 901 | IWL_ERR(drv, "Firmware has old API version, " |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 902 | "expected v%u, got v%u.\n", |
| 903 | api_max, api_ver); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 904 | IWL_ERR(drv, "New firmware can be obtained from " |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 905 | "http://www.intellinuxwireless.org/.\n"); |
| 906 | } |
| 907 | } |
| 908 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 909 | IWL_INFO(drv, "loaded firmware version %s", drv->fw.fw_version); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 910 | |
| 911 | /* |
David Spinadel | 4db2c9a | 2012-03-10 13:00:15 -0800 | [diff] [blame] | 912 | * In mvm uCode there is no difference between data and instructions |
| 913 | * sections. |
| 914 | */ |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 915 | if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, drv->cfg)) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 916 | goto try_again; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 917 | |
| 918 | /* Allocate ucode buffers for card's bus-master loading ... */ |
| 919 | |
| 920 | /* Runtime instructions and 2 copies of data: |
| 921 | * 1) unmodified from disk |
| 922 | * 2) backup cache for save/restore during power-downs */ |
David Spinadel | 6dfa8d0 | 2012-03-10 13:00:14 -0800 | [diff] [blame] | 923 | for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 924 | if (iwl_alloc_ucode(drv, &pieces, i)) |
| 925 | goto out_free_fw; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 926 | |
| 927 | /* Now that we can no longer fail, copy information */ |
| 928 | |
| 929 | /* |
| 930 | * The (size - 16) / 12 formula is based on the information recorded |
| 931 | * for each event, which is of mode 1 (including timestamp) for all |
| 932 | * new microcodes that include this information. |
| 933 | */ |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 934 | fw->init_evtlog_ptr = pieces.init_evtlog_ptr; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 935 | if (pieces.init_evtlog_size) |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 936 | fw->init_evtlog_size = (pieces.init_evtlog_size - 16)/12; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 937 | else |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 938 | fw->init_evtlog_size = |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 939 | drv->cfg->base_params->max_event_log_size; |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 940 | fw->init_errlog_ptr = pieces.init_errlog_ptr; |
| 941 | fw->inst_evtlog_ptr = pieces.inst_evtlog_ptr; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 942 | if (pieces.inst_evtlog_size) |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 943 | fw->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 944 | else |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 945 | fw->inst_evtlog_size = |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 946 | drv->cfg->base_params->max_event_log_size; |
Johannes Berg | 0692fe4 | 2012-03-06 13:30:37 -0800 | [diff] [blame] | 947 | fw->inst_errlog_ptr = pieces.inst_errlog_ptr; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 948 | |
| 949 | /* |
| 950 | * figure out the offset of chain noise reset and gain commands |
| 951 | * base on the size of standard phy calibration commands table size |
| 952 | */ |
| 953 | if (fw->ucode_capa.standard_phy_calibration_size > |
| 954 | IWL_MAX_PHY_CALIBRATE_TBL_SIZE) |
| 955 | fw->ucode_capa.standard_phy_calibration_size = |
| 956 | IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE; |
| 957 | |
| 958 | /* We have our copies now, allow OS release its copies */ |
| 959 | release_firmware(ucode_raw); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 960 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 961 | mutex_lock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 962 | op = &iwlwifi_opmode_table[DVM_OP_MODE]; |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 963 | |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 964 | /* add this device to the list of devices using this op_mode */ |
| 965 | list_add_tail(&drv->list, &op->drv); |
| 966 | |
| 967 | if (op->ops) { |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 968 | drv->op_mode = _iwl_op_mode_start(drv, op); |
John W. Linville | 7c9c46c | 2012-06-06 14:40:06 -0400 | [diff] [blame] | 969 | |
Dan Carpenter | daf67ce | 2012-06-14 21:35:26 +0300 | [diff] [blame] | 970 | if (!drv->op_mode) { |
| 971 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
John W. Linville | 7c9c46c | 2012-06-06 14:40:06 -0400 | [diff] [blame] | 972 | goto out_unbind; |
Dan Carpenter | daf67ce | 2012-06-14 21:35:26 +0300 | [diff] [blame] | 973 | } |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 974 | } else { |
Johannes Berg | d4b1048 | 2012-06-12 19:50:43 +0200 | [diff] [blame] | 975 | load_module = true; |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 976 | } |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 977 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 978 | |
Johannes Berg | f69a23b | 2012-06-05 19:56:06 +0200 | [diff] [blame] | 979 | /* |
| 980 | * Complete the firmware request last so that |
| 981 | * a driver unbind (stop) doesn't run while we |
| 982 | * are doing the start() above. |
| 983 | */ |
| 984 | complete(&drv->request_firmware_complete); |
Johannes Berg | d4b1048 | 2012-06-12 19:50:43 +0200 | [diff] [blame] | 985 | |
| 986 | /* |
| 987 | * Load the module last so we don't block anything |
| 988 | * else from proceeding if the module fails to load |
| 989 | * or hangs loading. |
| 990 | */ |
| 991 | if (load_module) |
| 992 | request_module("%s", op->name); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 993 | return; |
| 994 | |
| 995 | try_again: |
| 996 | /* try next, if any */ |
| 997 | release_firmware(ucode_raw); |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 998 | if (iwl_request_firmware(drv, false)) |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 999 | goto out_unbind; |
| 1000 | return; |
| 1001 | |
Johannes Berg | 75813bd | 2012-05-16 22:49:49 +0200 | [diff] [blame] | 1002 | out_free_fw: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1003 | IWL_ERR(drv, "failed to allocate pci memory\n"); |
| 1004 | iwl_dealloc_ucode(drv); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 1005 | release_firmware(ucode_raw); |
| 1006 | out_unbind: |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1007 | complete(&drv->request_firmware_complete); |
Emmanuel Grumbach | 93faaee | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 1008 | device_release_driver(drv->trans->dev); |
Johannes Berg | 15854ef | 2012-03-05 11:24:50 -0800 | [diff] [blame] | 1009 | } |
| 1010 | |
Emmanuel Grumbach | 87ce05a | 2012-03-26 09:03:18 -0700 | [diff] [blame] | 1011 | struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 1012 | const struct iwl_cfg *cfg) |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1013 | { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1014 | struct iwl_drv *drv; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1015 | int ret; |
| 1016 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1017 | drv = kzalloc(sizeof(*drv), GFP_KERNEL); |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 1018 | if (!drv) |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 1019 | return NULL; |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 1020 | |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 1021 | drv->trans = trans; |
Emmanuel Grumbach | 4b9844f | 2012-03-22 23:59:52 +0200 | [diff] [blame] | 1022 | drv->dev = trans->dev; |
Emmanuel Grumbach | 68f360d | 2012-03-22 17:51:44 +0200 | [diff] [blame] | 1023 | drv->cfg = cfg; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1024 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1025 | init_completion(&drv->request_firmware_complete); |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1026 | INIT_LIST_HEAD(&drv->list); |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1027 | |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1028 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1029 | /* Create the device debugfs entries. */ |
| 1030 | drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev), |
| 1031 | iwl_dbgfs_root); |
| 1032 | |
| 1033 | if (!drv->dbgfs_drv) { |
| 1034 | IWL_ERR(drv, "failed to create debugfs directory\n"); |
| 1035 | goto err_free_drv; |
| 1036 | } |
| 1037 | |
| 1038 | /* Create transport layer debugfs dir */ |
| 1039 | drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv); |
| 1040 | |
| 1041 | if (!drv->trans->dbgfs_dir) { |
| 1042 | IWL_ERR(drv, "failed to create transport debugfs directory\n"); |
| 1043 | goto err_free_dbgfs; |
| 1044 | } |
| 1045 | #endif |
| 1046 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1047 | ret = iwl_request_firmware(drv, true); |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1048 | |
| 1049 | if (ret) { |
Emmanuel Grumbach | c15797e | 2012-04-19 10:29:58 +0300 | [diff] [blame] | 1050 | IWL_ERR(trans, "Couldn't request the fw\n"); |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1051 | goto err_fw; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1052 | } |
| 1053 | |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 1054 | return drv; |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1055 | |
| 1056 | err_fw: |
| 1057 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1058 | err_free_dbgfs: |
| 1059 | debugfs_remove_recursive(drv->dbgfs_drv); |
| 1060 | err_free_drv: |
| 1061 | #endif |
| 1062 | kfree(drv); |
| 1063 | drv = NULL; |
| 1064 | |
| 1065 | return drv; |
Emmanuel Grumbach | 5c58edc | 2012-02-07 14:18:40 +0200 | [diff] [blame] | 1066 | } |
| 1067 | |
Emmanuel Grumbach | 9130bab | 2012-03-26 08:51:09 -0700 | [diff] [blame] | 1068 | void iwl_drv_stop(struct iwl_drv *drv) |
Emmanuel Grumbach | 07590f0 | 2012-02-07 14:27:31 +0200 | [diff] [blame] | 1069 | { |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1070 | wait_for_completion(&drv->request_firmware_complete); |
Johannes Berg | 2e7eb11 | 2012-03-05 11:24:51 -0800 | [diff] [blame] | 1071 | |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1072 | _iwl_op_mode_stop(drv); |
Emmanuel Grumbach | 07590f0 | 2012-02-07 14:27:31 +0200 | [diff] [blame] | 1073 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1074 | iwl_dealloc_ucode(drv); |
Johannes Berg | 7db5b98 | 2012-03-05 11:24:48 -0800 | [diff] [blame] | 1075 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1076 | mutex_lock(&iwlwifi_opmode_table_mtx); |
| 1077 | /* |
| 1078 | * List is empty (this item wasn't added) |
| 1079 | * when firmware loading failed -- in that |
| 1080 | * case we can't remove it from any list. |
| 1081 | */ |
| 1082 | if (!list_empty(&drv->list)) |
| 1083 | list_del(&drv->list); |
| 1084 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
| 1085 | |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1086 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1087 | debugfs_remove_recursive(drv->dbgfs_drv); |
| 1088 | #endif |
| 1089 | |
Johannes Berg | 965974a | 2012-03-06 13:30:38 -0800 | [diff] [blame] | 1090 | kfree(drv); |
Emmanuel Grumbach | 07590f0 | 2012-02-07 14:27:31 +0200 | [diff] [blame] | 1091 | } |
Johannes Berg | 65de7e8 | 2012-04-17 07:36:30 -0700 | [diff] [blame] | 1092 | |
| 1093 | |
| 1094 | /* shared module parameters */ |
| 1095 | struct iwl_mod_params iwlwifi_mod_params = { |
| 1096 | .amsdu_size_8K = 1, |
| 1097 | .restart_fw = 1, |
| 1098 | .plcp_check = true, |
| 1099 | .bt_coex_active = true, |
| 1100 | .power_level = IWL_POWER_INDEX_1, |
| 1101 | .bt_ch_announce = true, |
| 1102 | .auto_agg = true, |
Emmanuel Grumbach | 020c876 | 2012-06-24 15:51:59 +0300 | [diff] [blame] | 1103 | .wd_disable = true, |
Johannes Berg | 65de7e8 | 2012-04-17 07:36:30 -0700 | [diff] [blame] | 1104 | /* the rest are 0 by default */ |
| 1105 | }; |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1106 | EXPORT_SYMBOL_GPL(iwlwifi_mod_params); |
| 1107 | |
| 1108 | int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops) |
| 1109 | { |
| 1110 | int i; |
| 1111 | struct iwl_drv *drv; |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1112 | struct iwlwifi_opmode_table *op; |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1113 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1114 | mutex_lock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1115 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1116 | op = &iwlwifi_opmode_table[i]; |
| 1117 | if (strcmp(op->name, name)) |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1118 | continue; |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1119 | op->ops = ops; |
| 1120 | /* TODO: need to handle exceptional case */ |
| 1121 | list_for_each_entry(drv, &op->drv, list) |
| 1122 | drv->op_mode = _iwl_op_mode_start(drv, op); |
| 1123 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1124 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1125 | return 0; |
| 1126 | } |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1127 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1128 | return -EIO; |
| 1129 | } |
| 1130 | EXPORT_SYMBOL_GPL(iwl_opmode_register); |
| 1131 | |
| 1132 | void iwl_opmode_deregister(const char *name) |
| 1133 | { |
| 1134 | int i; |
| 1135 | struct iwl_drv *drv; |
| 1136 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1137 | mutex_lock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1138 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) { |
| 1139 | if (strcmp(iwlwifi_opmode_table[i].name, name)) |
| 1140 | continue; |
| 1141 | iwlwifi_opmode_table[i].ops = NULL; |
| 1142 | |
| 1143 | /* call the stop routine for all devices */ |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1144 | list_for_each_entry(drv, &iwlwifi_opmode_table[i].drv, list) |
| 1145 | _iwl_op_mode_stop(drv); |
| 1146 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1147 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1148 | return; |
| 1149 | } |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1150 | mutex_unlock(&iwlwifi_opmode_table_mtx); |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1151 | } |
| 1152 | EXPORT_SYMBOL_GPL(iwl_opmode_deregister); |
| 1153 | |
| 1154 | static int __init iwl_drv_init(void) |
| 1155 | { |
| 1156 | int i; |
| 1157 | |
Johannes Berg | ff1ffb8 | 2012-06-06 09:42:57 +0200 | [diff] [blame] | 1158 | mutex_init(&iwlwifi_opmode_table_mtx); |
| 1159 | |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1160 | for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) |
| 1161 | INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); |
| 1162 | |
| 1163 | pr_info(DRV_DESCRIPTION ", " DRV_VERSION "\n"); |
| 1164 | pr_info(DRV_COPYRIGHT "\n"); |
| 1165 | |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1166 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1167 | /* Create the root of iwlwifi debugfs subsystem. */ |
| 1168 | iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL); |
| 1169 | |
| 1170 | if (!iwl_dbgfs_root) |
| 1171 | return -EFAULT; |
| 1172 | #endif |
| 1173 | |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1174 | return iwl_pci_register_driver(); |
| 1175 | } |
| 1176 | module_init(iwl_drv_init); |
| 1177 | |
| 1178 | static void __exit iwl_drv_exit(void) |
| 1179 | { |
| 1180 | iwl_pci_unregister_driver(); |
Meenakshi Venkataraman | 9da987a | 2012-07-16 18:43:56 -0700 | [diff] [blame] | 1181 | |
| 1182 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1183 | debugfs_remove_recursive(iwl_dbgfs_root); |
| 1184 | #endif |
Don Fry | cc5f7e3 | 2012-05-16 22:54:27 +0200 | [diff] [blame] | 1185 | } |
| 1186 | module_exit(iwl_drv_exit); |
Johannes Berg | 65de7e8 | 2012-04-17 07:36:30 -0700 | [diff] [blame] | 1187 | |
| 1188 | #ifdef CONFIG_IWLWIFI_DEBUG |
| 1189 | module_param_named(debug, iwlwifi_mod_params.debug_level, uint, |
| 1190 | S_IRUGO | S_IWUSR); |
| 1191 | MODULE_PARM_DESC(debug, "debug output mask"); |
| 1192 | #endif |
| 1193 | |
| 1194 | module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); |
| 1195 | MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); |
| 1196 | module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); |
| 1197 | MODULE_PARM_DESC(11n_disable, |
| 1198 | "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); |
| 1199 | module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, |
| 1200 | int, S_IRUGO); |
| 1201 | MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); |
| 1202 | module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO); |
| 1203 | MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); |
| 1204 | |
| 1205 | module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, |
| 1206 | int, S_IRUGO); |
| 1207 | MODULE_PARM_DESC(antenna_coupling, |
| 1208 | "specify antenna coupling in dB (defualt: 0 dB)"); |
| 1209 | |
| 1210 | module_param_named(bt_ch_inhibition, iwlwifi_mod_params.bt_ch_announce, |
| 1211 | bool, S_IRUGO); |
| 1212 | MODULE_PARM_DESC(bt_ch_inhibition, |
| 1213 | "Enable BT channel inhibition (default: enable)"); |
| 1214 | |
| 1215 | module_param_named(plcp_check, iwlwifi_mod_params.plcp_check, bool, S_IRUGO); |
| 1216 | MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])"); |
| 1217 | |
| 1218 | module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO); |
| 1219 | MODULE_PARM_DESC(wd_disable, |
| 1220 | "Disable stuck queue watchdog timer 0=system default, " |
| 1221 | "1=disable, 2=enable (default: 0)"); |
| 1222 | |
| 1223 | /* |
| 1224 | * set bt_coex_active to true, uCode will do kill/defer |
| 1225 | * every time the priority line is asserted (BT is sending signals on the |
| 1226 | * priority line in the PCIx). |
| 1227 | * set bt_coex_active to false, uCode will ignore the BT activity and |
| 1228 | * perform the normal operation |
| 1229 | * |
| 1230 | * User might experience transmit issue on some platform due to WiFi/BT |
| 1231 | * co-exist problem. The possible behaviors are: |
| 1232 | * Able to scan and finding all the available AP |
| 1233 | * Not able to associate with any AP |
| 1234 | * On those platforms, WiFi communication can be restored by set |
| 1235 | * "bt_coex_active" module parameter to "false" |
| 1236 | * |
| 1237 | * default: bt_coex_active = true (BT_COEX_ENABLE) |
| 1238 | */ |
| 1239 | module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, |
| 1240 | bool, S_IRUGO); |
| 1241 | MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); |
| 1242 | |
| 1243 | module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); |
| 1244 | MODULE_PARM_DESC(led_mode, "0=system default, " |
| 1245 | "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); |
| 1246 | |
| 1247 | module_param_named(power_save, iwlwifi_mod_params.power_save, |
| 1248 | bool, S_IRUGO); |
| 1249 | MODULE_PARM_DESC(power_save, |
| 1250 | "enable WiFi power management (default: disable)"); |
| 1251 | |
| 1252 | module_param_named(power_level, iwlwifi_mod_params.power_level, |
| 1253 | int, S_IRUGO); |
| 1254 | MODULE_PARM_DESC(power_level, |
| 1255 | "default power save level (range from 1 - 5, default: 1)"); |
| 1256 | |
| 1257 | module_param_named(auto_agg, iwlwifi_mod_params.auto_agg, |
| 1258 | bool, S_IRUGO); |
| 1259 | MODULE_PARM_DESC(auto_agg, |
| 1260 | "enable agg w/o check traffic load (default: enable)"); |
Stanislaw Gruszka | f6b1154 | 2012-04-19 09:51:24 -0700 | [diff] [blame] | 1261 | |
| 1262 | module_param_named(5ghz_disable, iwlwifi_mod_params.disable_5ghz, |
| 1263 | bool, S_IRUGO); |
| 1264 | MODULE_PARM_DESC(5ghz_disable, "disable 5GHz band (default: 0 [enabled])"); |