forked from ~ljy/RK356X_SDK_RELEASE
kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/bcmsdh_linux.c
.. .. @@ -1,15 +1,16 @@ 1 2 1 /* 3 2 * SDIO access interface for drivers - linux specific (pci only) 4 3 * 5 6 4 5 6 7 7 8 * Unless you and Broadcom execute a separate written software license 8 9 * agreement governing use of this software, this software is licensed to you 9 10 * under the terms of the GNU General Public License version 2 (the "GPL"), 10 11 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 11 12 * following added to such license: 12 13 13 14 * As a special exception, the copyright holders of this software give you 14 15 * permission to link this software with independent modules, and to copy and 15 16 * distribute the resulting executable under terms of your choice, provided that .. .. @@ -17,7 +18,7 @@ 17 18 * the license of that module. An independent module is a module which is not 18 19 * derived from this software. The special exception does not apply to any 19 20 * modifications of the software. 20 21 21 22 * Notwithstanding the above, under no circumstances may you combine this 22 23 * software in any way with any other Broadcom software provided under a license 23 24 * other than the GPL, without Broadcom's express prior written consent. .. .. @@ -25,7 +26,7 @@ 25 26 * 26 27 * <<Broadcom-WL-IPTag/Open:>> 27 28 * 28 29 29 30 */ 30 31 31 32 /** .. .. @@ -48,9 +49,6 @@ 48 49 #include <bcmutils.h> 49 50 #include <dngl_stats.h> 50 51 #include <dhd.h> 51 52 53 54 52 #include <dhd_linux.h> 55 53 56 54 /* driver info, initialized when bcmsdh_register is called */ .. .. @@ -85,7 +83,7 @@ 85 83 } bcmsdh_os_info_t; 86 84 87 85 /* debugging macros */ 88 86 89 87 90 88 /** 91 89 * Checks to see if vendor and device IDs match a supported SDIO Host Controller. .. .. @@ -98,6 +96,9 @@ 98 96 #ifdef BCMSDIOH_STD 99 97 /* Check for Arasan host controller */ 100 98 if (vendor == VENDOR_SI_IMAGE) { 99 100 101 101 102 return (TRUE); 102 103 } 103 104 /* Check for BRCM 27XX Standard host controller */ .. .. @@ -161,10 +162,13 @@ 161 162 bcmsdh_osinfo->dev = dev; 162 163 osl_set_bus_handle(osh, bcmsdh); 163 164 164 165 166 165 167 if (dev && device_init_wakeup(dev, true) == 0) 166 168 bcmsdh_osinfo->dev_wake_enabled = TRUE; 167 169 170 171 168 172 169 173 #if defined(OOB_INTR_ONLY) 170 174 spin_lock_init(&bcmsdh_osinfo->oob_irq_spinlock); .. .. @@ -179,9 +183,15 @@ 179 183 180 184 /* Read the vendor/device ID from the CIS */ 181 185 vendevid = bcmsdh_query_device(bcmsdh); 186 182 187 /* try to attach to the target device */ 188 189 190 191 183 192 bcmsdh_osinfo->context = drvinfo.probe((vendevid >> 16), (vendevid & 0xFFFF), bus_num, 184 193 slot_num, 0, bus_type, (void *)regs, osh, bcmsdh); 194 185 195 if (bcmsdh_osinfo->context == NULL) { 186 196 SDLX_MSG(("%s: device attach failed\n", __FUNCTION__)); 187 197 goto err; .. .. @@ -202,11 +212,14 @@ 202 212 { 203 213 bcmsdh_os_info_t *bcmsdh_osinfo = bcmsdh->os_cxt; 204 214 205 215 216 206 217 if (bcmsdh_osinfo->dev) 207 218 device_init_wakeup(bcmsdh_osinfo->dev, false); 208 219 bcmsdh_osinfo->dev_wake_enabled = FALSE; 209 220 221 222 210 223 211 224 drvinfo.remove(bcmsdh_osinfo->context); 212 225 MFREE(bcmsdh->osh, bcmsdh->os_cxt, sizeof(bcmsdh_os_info_t)); .. .. @@ -214,6 +227,29 @@ 214 227 215 228 return 0; 216 229 } 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 217 253 218 254 int bcmsdh_suspend(bcmsdh_info_t *bcmsdh) 219 255 { .. .. @@ -270,25 +306,31 @@ 270 306 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)) 271 307 if (bcmsdh_pci_driver.node.next == NULL) 272 308 return; 273 309 274 310 275 311 bcmsdh_unregister_client_driver(); 276 312 } 277 313 278 314 void bcmsdh_dev_pm_stay_awake(bcmsdh_info_t *bcmsdh) 279 315 { 280 316 317 281 318 bcmsdh_os_info_t *bcmsdh_osinfo = bcmsdh->os_cxt; 282 319 pm_stay_awake(bcmsdh_osinfo->dev); 283 320 321 322 284 323 } 285 324 286 325 void bcmsdh_dev_relax(bcmsdh_info_t *bcmsdh) 287 326 { 288 327 328 289 329 bcmsdh_os_info_t *bcmsdh_osinfo = bcmsdh->os_cxt; 290 330 pm_relax(bcmsdh_osinfo->dev); 291 331 332 333 292 334 } 293 335 294 336 bool bcmsdh_dev_pm_enabled(bcmsdh_info_t *bcmsdh) .. .. @@ -298,7 +340,7 @@ 298 340 return bcmsdh_osinfo->dev_wake_enabled; 299 341 } 300 342 301 343 302 344 void bcmsdh_oob_intr_set(bcmsdh_info_t *bcmsdh, bool enable) 303 345 { 304 346 unsigned long flags; .. .. @@ -324,7 +366,9 @@ 324 366 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)dev_id; 325 367 bcmsdh_os_info_t *bcmsdh_osinfo = bcmsdh->os_cxt; 326 368 369 327 370 bcmsdh_oob_intr_set(bcmsdh, FALSE); 371 328 372 bcmsdh_osinfo->oob_irq_handler(bcmsdh_osinfo->oob_irq_handler_context); 329 373 330 374 return IRQ_HANDLED; .. .. @@ -345,23 +389,26 @@ 345 389 (int)bcmsdh_osinfo->oob_irq_num, (int)bcmsdh_osinfo->oob_irq_flags)); 346 390 bcmsdh_osinfo->oob_irq_handler = oob_irq_handler; 347 391 bcmsdh_osinfo->oob_irq_handler_context = oob_irq_handler_context; 348 349 350 351 392 393 352 394 err = request_irq(bcmsdh_osinfo->oob_irq_num, wlan_oob_irq, 353 395 bcmsdh_osinfo->oob_irq_flags, "bcmsdh_sdmmc", bcmsdh); 354 355 396 if (err) { 356 397 SDLX_MSG(("%s: request_irq failed with %d\n", __FUNCTION__, err)); 398 399 357 400 return err; 358 401 } 359 402 403 404 405 360 406 err = enable_irq_wake(bcmsdh_osinfo->oob_irq_num); 361 407 if (!err) 362 408 bcmsdh_osinfo->oob_irq_wake_enabled = TRUE; 363 364 409 410 411 365 412 return err; 366 413 } 367 414 .. .. @@ -376,9 +423,15 @@ 376 423 return; 377 424 } 378 425 if (bcmsdh_osinfo->oob_irq_wake_enabled) { 426 427 428 379 429 err = disable_irq_wake(bcmsdh_osinfo->oob_irq_num); 380 430 if (!err) 381 431 bcmsdh_osinfo->oob_irq_wake_enabled = FALSE; 432 433 434 382 435 } 383 436 if (bcmsdh_osinfo->oob_irq_enabled) { 384 437 disable_irq(bcmsdh_osinfo->oob_irq_num); .. .. @@ -387,12 +440,12 @@ 387 440 free_irq(bcmsdh_osinfo->oob_irq_num, bcmsdh); 388 441 bcmsdh_osinfo->oob_irq_registered = FALSE; 389 442 } 390 443 391 444 392 445 /* Module parameters specific to each host-controller driver */ 393 446 394 447 extern uint sd_msglevel; /* Debug message level */ 395 448 396 449 397 450 extern uint sd_power; /* 0 = SD Power OFF, 1 = SD Power ON. */ 398 451 module_param(sd_power, uint, 0); .. .. @@ -427,7 +480,10 @@ 427 480 extern char dhd_sdiod_uhsi_ds_override[2]; 428 481 module_param_string(dhd_sdiod_uhsi_ds_override, dhd_sdiod_uhsi_ds_override, 2, 0); 429 482 430 483 484 485 486 431 487 432 488 #ifdef BCMSDH_MODULE 433 489 EXPORT_SYMBOL(bcmsdh_attach); .. .. @@ -440,7 +496,11 @@ 440 496 441 497 #if defined(DHD_DEBUG) 442 498 EXPORT_SYMBOL(bcmsdh_intr_pending); 443 499 500 501 502 503 444 504 445 505 EXPORT_SYMBOL(bcmsdh_devremove_reg); 446 506 EXPORT_SYMBOL(bcmsdh_cfg_read);
