1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (c) 2008-2009 Atheros Communications Inc. 4 */ 5 6 7 #include <linux/module.h> 8 #include <linux/kernel.h> 9 #include <linux/init.h> 10 #include <linux/slab.h> 11 #include <linux/types.h> 12 #include <linux/errno.h> 13 #include <linux/device.h> 14 #include <linux/firmware.h> 15 #include <linux/usb.h> 16 #include <asm/unaligned.h> 17 #include <net/bluetooth/bluetooth.h> 18 19 #define VERSION "1.0" 20 #define ATH3K_FIRMWARE "ath3k-1.fw" 21 22 #define ATH3K_DNLOAD 0x01 23 #define ATH3K_GETSTATE 0x05 24 #define ATH3K_SET_NORMAL_MODE 0x07 25 #define ATH3K_GETVERSION 0x09 26 #define USB_REG_SWITCH_VID_PID 0x0a 27 28 #define ATH3K_MODE_MASK 0x3F 29 #define ATH3K_NORMAL_MODE 0x0E 30 31 #define ATH3K_PATCH_UPDATE 0x80 32 #define ATH3K_SYSCFG_UPDATE 0x40 33 34 #define ATH3K_XTAL_FREQ_26M 0x00 35 #define ATH3K_XTAL_FREQ_40M 0x01 36 #define ATH3K_XTAL_FREQ_19P2 0x02 37 #define ATH3K_NAME_LEN 0xFF 38 39 struct ath3k_version { 40 __le32 rom_version; 41 __le32 build_version; 42 __le32 ram_version; 43 __u8 ref_clock; 44 __u8 reserved[7]; 45 } __packed; 46 47 static const struct usb_device_id ath3k_table[] = { 48 /* Atheros AR3011 */ 49 { USB_DEVICE(0x0CF3, 0x3000) }, 50 51 /* Atheros AR3011 with sflash firmware*/ 52 { USB_DEVICE(0x0489, 0xE027) }, 53 { USB_DEVICE(0x0489, 0xE03D) }, 54 { USB_DEVICE(0x04F2, 0xAFF1) }, 55 { USB_DEVICE(0x0930, 0x0215) }, 56 { USB_DEVICE(0x0CF3, 0x3002) }, 57 { USB_DEVICE(0x0CF3, 0xE019) }, 58 { USB_DEVICE(0x13d3, 0x3304) }, 59 60 /* Atheros AR9285 Malbec with sflash firmware */ 61 { USB_DEVICE(0x03F0, 0x311D) }, 62 63 /* Atheros AR3012 with sflash firmware*/ 64 { USB_DEVICE(0x0489, 0xe04d) }, 65 { USB_DEVICE(0x0489, 0xe04e) }, 66 { USB_DEVICE(0x0489, 0xe057) }, 67 { USB_DEVICE(0x0489, 0xe056) }, 68 { USB_DEVICE(0x0489, 0xe05f) }, 69 { USB_DEVICE(0x0489, 0xe076) }, 70 { USB_DEVICE(0x0489, 0xe078) }, 71 { USB_DEVICE(0x0489, 0xe095) }, 72 { USB_DEVICE(0x04c5, 0x1330) }, 73 { USB_DEVICE(0x04CA, 0x3004) }, 74 { USB_DEVICE(0x04CA, 0x3005) }, 75 { USB_DEVICE(0x04CA, 0x3006) }, 76 { USB_DEVICE(0x04CA, 0x3007) }, 77 { USB_DEVICE(0x04CA, 0x3008) }, 78 { USB_DEVICE(0x04CA, 0x300b) }, 79 { USB_DEVICE(0x04CA, 0x300d) }, 80 { USB_DEVICE(0x04CA, 0x300f) }, 81 { USB_DEVICE(0x04CA, 0x3010) }, 82 { USB_DEVICE(0x04CA, 0x3014) }, 83 { USB_DEVICE(0x04CA, 0x3018) }, 84 { USB_DEVICE(0x0930, 0x0219) }, 85 { USB_DEVICE(0x0930, 0x021c) }, 86 { USB_DEVICE(0x0930, 0x0220) }, 87 { USB_DEVICE(0x0930, 0x0227) }, 88 { USB_DEVICE(0x0b05, 0x17d0) }, 89 { USB_DEVICE(0x0CF3, 0x0036) }, 90 { USB_DEVICE(0x0CF3, 0x3004) }, 91 { USB_DEVICE(0x0CF3, 0x3008) }, 92 { USB_DEVICE(0x0CF3, 0x311D) }, 93 { USB_DEVICE(0x0CF3, 0x311E) }, 94 { USB_DEVICE(0x0CF3, 0x311F) }, 95 { USB_DEVICE(0x0cf3, 0x3121) }, 96 { USB_DEVICE(0x0CF3, 0x817a) }, 97 { USB_DEVICE(0x0CF3, 0x817b) }, 98 { USB_DEVICE(0x0cf3, 0xe003) }, 99 { USB_DEVICE(0x0CF3, 0xE004) }, 100 { USB_DEVICE(0x0CF3, 0xE005) }, 101 { USB_DEVICE(0x0CF3, 0xE006) }, 102 { USB_DEVICE(0x13d3, 0x3362) }, 103 { USB_DEVICE(0x13d3, 0x3375) }, 104 { USB_DEVICE(0x13d3, 0x3393) }, 105 { USB_DEVICE(0x13d3, 0x3395) }, 106 { USB_DEVICE(0x13d3, 0x3402) }, 107 { USB_DEVICE(0x13d3, 0x3408) }, 108 { USB_DEVICE(0x13d3, 0x3423) }, 109 { USB_DEVICE(0x13d3, 0x3432) }, 110 { USB_DEVICE(0x13d3, 0x3472) }, 111 { USB_DEVICE(0x13d3, 0x3474) }, 112 { USB_DEVICE(0x13d3, 0x3487) }, 113 { USB_DEVICE(0x13d3, 0x3490) }, 114 115 /* Atheros AR5BBU12 with sflash firmware */ 116 { USB_DEVICE(0x0489, 0xE02C) }, 117 118 /* Atheros AR5BBU22 with sflash firmware */ 119 { USB_DEVICE(0x0489, 0xE036) }, 120 { USB_DEVICE(0x0489, 0xE03C) }, 121 122 { } /* Terminating entry */ 123 }; 124 125 MODULE_DEVICE_TABLE(usb, ath3k_table); 126 127 #define BTUSB_ATH3012 0x80 128 /* This table is to load patch and sysconfig files 129 * for AR3012 130 */ 131 static const struct usb_device_id ath3k_blist_tbl[] = { 132 133 /* Atheros AR3012 with sflash firmware*/ 134 { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, 135 { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, 136 { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, 137 { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, 138 { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 }, 139 { USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 }, 140 { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 }, 141 { USB_DEVICE(0x0489, 0xe095), .driver_info = BTUSB_ATH3012 }, 142 { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, 143 { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, 144 { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, 145 { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, 146 { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, 147 { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, 148 { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, 149 { USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 }, 150 { USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 }, 151 { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, 152 { USB_DEVICE(0x04ca, 0x3014), .driver_info = BTUSB_ATH3012 }, 153 { USB_DEVICE(0x04ca, 0x3018), .driver_info = BTUSB_ATH3012 }, 154 { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, 155 { USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 }, 156 { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, 157 { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, 158 { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 }, 159 { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, 160 { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, 161 { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, 162 { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, 163 { USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 }, 164 { USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 }, 165 { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, 166 { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, 167 { USB_DEVICE(0x0CF3, 0x817b), .driver_info = BTUSB_ATH3012 }, 168 { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, 169 { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 }, 170 { USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 }, 171 { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, 172 { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, 173 { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, 174 { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, 175 { USB_DEVICE(0x13d3, 0x3395), .driver_info = BTUSB_ATH3012 }, 176 { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, 177 { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 }, 178 { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 }, 179 { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 }, 180 { USB_DEVICE(0x13d3, 0x3472), .driver_info = BTUSB_ATH3012 }, 181 { USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 }, 182 { USB_DEVICE(0x13d3, 0x3487), .driver_info = BTUSB_ATH3012 }, 183 { USB_DEVICE(0x13d3, 0x3490), .driver_info = BTUSB_ATH3012 }, 184 185 /* Atheros AR5BBU22 with sflash firmware */ 186 { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 }, 187 { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, 188 189 { } /* Terminating entry */ 190 }; 191 192 static inline void ath3k_log_failed_loading(int err, int len, int size, 193 int count) 194 { 195 BT_ERR("Firmware loading err = %d, len = %d, size = %d, count = %d", 196 err, len, size, count); 197 } 198 199 #define USB_REQ_DFU_DNLOAD 1 200 #define BULK_SIZE 4096 201 #define FW_HDR_SIZE 20 202 #define TIMEGAP_USEC_MIN 50 203 #define TIMEGAP_USEC_MAX 100 204 205 static int ath3k_load_firmware(struct usb_device *udev, 206 const struct firmware *firmware) 207 { 208 u8 *send_buf; 209 int len = 0; 210 int err, pipe, size, sent = 0; 211 int count = firmware->size; 212 213 BT_DBG("udev %p", udev); 214 215 pipe = usb_sndctrlpipe(udev, 0); 216 217 send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); 218 if (!send_buf) { 219 BT_ERR("Can't allocate memory chunk for firmware"); 220 return -ENOMEM; 221 } 222 223 memcpy(send_buf, firmware->data, FW_HDR_SIZE); 224 err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR, 225 0, 0, send_buf, FW_HDR_SIZE, 226 USB_CTRL_SET_TIMEOUT); 227 if (err < 0) { 228 BT_ERR("Can't change to loading configuration err"); 229 goto error; 230 } 231 sent += FW_HDR_SIZE; 232 count -= FW_HDR_SIZE; 233 234 pipe = usb_sndbulkpipe(udev, 0x02); 235 236 while (count) { 237 /* workaround the compatibility issue with xHCI controller*/ 238 usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); 239 240 size = min_t(uint, count, BULK_SIZE); 241 memcpy(send_buf, firmware->data + sent, size); 242 243 err = usb_bulk_msg(udev, pipe, send_buf, size, 244 &len, 3000); 245 246 if (err || (len != size)) { 247 ath3k_log_failed_loading(err, len, size, count); 248 goto error; 249 } 250 251 sent += size; 252 count -= size; 253 } 254 255 error: 256 kfree(send_buf); 257 return err; 258 } 259 260 static int ath3k_get_state(struct usb_device *udev, unsigned char *state) 261 { 262 int ret, pipe = 0; 263 char *buf; 264 265 buf = kmalloc(sizeof(*buf), GFP_KERNEL); 266 if (!buf) 267 return -ENOMEM; 268 269 pipe = usb_rcvctrlpipe(udev, 0); 270 ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE, 271 USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, 272 buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT); 273 274 *state = *buf; 275 kfree(buf); 276 277 return ret; 278 } 279 280 static int ath3k_get_version(struct usb_device *udev, 281 struct ath3k_version *version) 282 { 283 int ret, pipe = 0; 284 struct ath3k_version *buf; 285 const int size = sizeof(*buf); 286 287 buf = kmalloc(size, GFP_KERNEL); 288 if (!buf) 289 return -ENOMEM; 290 291 pipe = usb_rcvctrlpipe(udev, 0); 292 ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION, 293 USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, 294 buf, size, USB_CTRL_SET_TIMEOUT); 295 296 memcpy(version, buf, size); 297 kfree(buf); 298 299 return ret; 300 } 301 302 static int ath3k_load_fwfile(struct usb_device *udev, 303 const struct firmware *firmware) 304 { 305 u8 *send_buf; 306 int len = 0; 307 int err, pipe, size, count, sent = 0; 308 int ret; 309 310 count = firmware->size; 311 312 send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); 313 if (!send_buf) { 314 BT_ERR("Can't allocate memory chunk for firmware"); 315 return -ENOMEM; 316 } 317 318 size = min_t(uint, count, FW_HDR_SIZE); 319 memcpy(send_buf, firmware->data, size); 320 321 pipe = usb_sndctrlpipe(udev, 0); 322 ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD, 323 USB_TYPE_VENDOR, 0, 0, send_buf, 324 size, USB_CTRL_SET_TIMEOUT); 325 if (ret < 0) { 326 BT_ERR("Can't change to loading configuration err"); 327 kfree(send_buf); 328 return ret; 329 } 330 331 sent += size; 332 count -= size; 333 334 pipe = usb_sndbulkpipe(udev, 0x02); 335 336 while (count) { 337 /* workaround the compatibility issue with xHCI controller*/ 338 usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); 339 340 size = min_t(uint, count, BULK_SIZE); 341 memcpy(send_buf, firmware->data + sent, size); 342 343 err = usb_bulk_msg(udev, pipe, send_buf, size, 344 &len, 3000); 345 if (err || (len != size)) { 346 ath3k_log_failed_loading(err, len, size, count); 347 kfree(send_buf); 348 return err; 349 } 350 sent += size; 351 count -= size; 352 } 353 354 kfree(send_buf); 355 return 0; 356 } 357 358 static int ath3k_switch_pid(struct usb_device *udev) 359 { 360 int pipe = 0; 361 362 pipe = usb_sndctrlpipe(udev, 0); 363 return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID, 364 USB_TYPE_VENDOR, 0, 0, 365 NULL, 0, USB_CTRL_SET_TIMEOUT); 366 } 367 368 static int ath3k_set_normal_mode(struct usb_device *udev) 369 { 370 unsigned char fw_state; 371 int pipe = 0, ret; 372 373 ret = ath3k_get_state(udev, &fw_state); 374 if (ret < 0) { 375 BT_ERR("Can't get state to change to normal mode err"); 376 return ret; 377 } 378 379 if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) { 380 BT_DBG("firmware was already in normal mode"); 381 return 0; 382 } 383 384 pipe = usb_sndctrlpipe(udev, 0); 385 return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE, 386 USB_TYPE_VENDOR, 0, 0, 387 NULL, 0, USB_CTRL_SET_TIMEOUT); 388 } 389 390 static int ath3k_load_patch(struct usb_device *udev) 391 { 392 unsigned char fw_state; 393 char filename[ATH3K_NAME_LEN]; 394 const struct firmware *firmware; 395 struct ath3k_version fw_version; 396 __u32 pt_rom_version, pt_build_version; 397 int ret; 398 399 ret = ath3k_get_state(udev, &fw_state); 400 if (ret < 0) { 401 BT_ERR("Can't get state to change to load ram patch err"); 402 return ret; 403 } 404 405 if (fw_state & ATH3K_PATCH_UPDATE) { 406 BT_DBG("Patch was already downloaded"); 407 return 0; 408 } 409 410 ret = ath3k_get_version(udev, &fw_version); 411 if (ret < 0) { 412 BT_ERR("Can't get version to change to load ram patch err"); 413 return ret; 414 } 415 416 snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu", 417 le32_to_cpu(fw_version.rom_version)); 418 419 ret = request_firmware(&firmware, filename, &udev->dev); 420 if (ret < 0) { 421 BT_ERR("Patch file not found %s", filename); 422 return ret; 423 } 424 425 pt_rom_version = get_unaligned_le32(firmware->data + 426 firmware->size - 8); 427 pt_build_version = get_unaligned_le32(firmware->data + 428 firmware->size - 4); 429 430 if (pt_rom_version != le32_to_cpu(fw_version.rom_version) || 431 pt_build_version <= le32_to_cpu(fw_version.build_version)) { 432 BT_ERR("Patch file version did not match with firmware"); 433 release_firmware(firmware); 434 return -EINVAL; 435 } 436 437 ret = ath3k_load_fwfile(udev, firmware); 438 release_firmware(firmware); 439 440 return ret; 441 } 442 443 static int ath3k_load_syscfg(struct usb_device *udev) 444 { 445 unsigned char fw_state; 446 char filename[ATH3K_NAME_LEN]; 447 const struct firmware *firmware; 448 struct ath3k_version fw_version; 449 int clk_value, ret; 450 451 ret = ath3k_get_state(udev, &fw_state); 452 if (ret < 0) { 453 BT_ERR("Can't get state to change to load configuration err"); 454 return -EBUSY; 455 } 456 457 ret = ath3k_get_version(udev, &fw_version); 458 if (ret < 0) { 459 BT_ERR("Can't get version to change to load ram patch err"); 460 return ret; 461 } 462 463 switch (fw_version.ref_clock) { 464 465 case ATH3K_XTAL_FREQ_26M: 466 clk_value = 26; 467 break; 468 case ATH3K_XTAL_FREQ_40M: 469 clk_value = 40; 470 break; 471 case ATH3K_XTAL_FREQ_19P2: 472 clk_value = 19; 473 break; 474 default: 475 clk_value = 0; 476 break; 477 } 478 479 snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s", 480 le32_to_cpu(fw_version.rom_version), clk_value, ".dfu"); 481 482 ret = request_firmware(&firmware, filename, &udev->dev); 483 if (ret < 0) { 484 BT_ERR("Configuration file not found %s", filename); 485 return ret; 486 } 487 488 ret = ath3k_load_fwfile(udev, firmware); 489 release_firmware(firmware); 490 491 return ret; 492 } 493 494 static int ath3k_probe(struct usb_interface *intf, 495 const struct usb_device_id *id) 496 { 497 const struct firmware *firmware; 498 struct usb_device *udev = interface_to_usbdev(intf); 499 int ret; 500 501 BT_DBG("intf %p id %p", intf, id); 502 503 if (intf->cur_altsetting->desc.bInterfaceNumber != 0) 504 return -ENODEV; 505 506 /* match device ID in ath3k blacklist table */ 507 if (!id->driver_info) { 508 const struct usb_device_id *match; 509 510 match = usb_match_id(intf, ath3k_blist_tbl); 511 if (match) 512 id = match; 513 } 514 515 /* load patch and sysconfig files for AR3012 */ 516 if (id->driver_info & BTUSB_ATH3012) { 517 /* New firmware with patch and sysconfig files already loaded */ 518 if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001) 519 return -ENODEV; 520 521 ret = ath3k_load_patch(udev); 522 if (ret < 0) { 523 BT_ERR("Loading patch file failed"); 524 return ret; 525 } 526 ret = ath3k_load_syscfg(udev); 527 if (ret < 0) { 528 BT_ERR("Loading sysconfig file failed"); 529 return ret; 530 } 531 ret = ath3k_set_normal_mode(udev); 532 if (ret < 0) { 533 BT_ERR("Set normal mode failed"); 534 return ret; 535 } 536 ath3k_switch_pid(udev); 537 return 0; 538 } 539 540 ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev); 541 if (ret < 0) { 542 if (ret == -ENOENT) 543 BT_ERR("Firmware file \"%s\" not found", 544 ATH3K_FIRMWARE); 545 else 546 BT_ERR("Firmware file \"%s\" request failed (err=%d)", 547 ATH3K_FIRMWARE, ret); 548 return ret; 549 } 550 551 ret = ath3k_load_firmware(udev, firmware); 552 release_firmware(firmware); 553 554 return ret; 555 } 556 557 static void ath3k_disconnect(struct usb_interface *intf) 558 { 559 BT_DBG("%s intf %p", __func__, intf); 560 } 561 562 static struct usb_driver ath3k_driver = { 563 .name = "ath3k", 564 .probe = ath3k_probe, 565 .disconnect = ath3k_disconnect, 566 .id_table = ath3k_table, 567 .disable_hub_initiated_lpm = 1, 568 }; 569 570 module_usb_driver(ath3k_driver); 571 572 MODULE_AUTHOR("Atheros Communications"); 573 MODULE_DESCRIPTION("Atheros AR30xx firmware driver"); 574 MODULE_VERSION(VERSION); 575 MODULE_LICENSE("GPL"); 576 MODULE_FIRMWARE(ATH3K_FIRMWARE); 577