1 /** 2 * Copyright (c) 2014 Redpine Signals Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 * 16 */ 17 18 #include <linux/module.h> 19 #include "rsi_usb.h" 20 #include "rsi_hal.h" 21 22 /** 23 * rsi_usb_card_write() - This function writes to the USB Card. 24 * @adapter: Pointer to the adapter structure. 25 * @buf: Pointer to the buffer from where the data has to be taken. 26 * @len: Length to be written. 27 * @endpoint: Type of endpoint. 28 * 29 * Return: status: 0 on success, a negative error code on failure. 30 */ 31 static int rsi_usb_card_write(struct rsi_hw *adapter, 32 void *buf, 33 u16 len, 34 u8 endpoint) 35 { 36 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 37 int status; 38 s32 transfer; 39 40 status = usb_bulk_msg(dev->usbdev, 41 usb_sndbulkpipe(dev->usbdev, 42 dev->bulkout_endpoint_addr[endpoint - 1]), 43 buf, 44 len, 45 &transfer, 46 HZ * 5); 47 48 if (status < 0) { 49 rsi_dbg(ERR_ZONE, 50 "Card write failed with error code :%10d\n", status); 51 dev->write_fail = 1; 52 } 53 return status; 54 } 55 56 /** 57 * rsi_write_multiple() - This function writes multiple bytes of information 58 * to the USB card. 59 * @adapter: Pointer to the adapter structure. 60 * @addr: Address of the register. 61 * @data: Pointer to the data that has to be written. 62 * @count: Number of multiple bytes to be written. 63 * 64 * Return: 0 on success, a negative error code on failure. 65 */ 66 static int rsi_write_multiple(struct rsi_hw *adapter, 67 u8 endpoint, 68 u8 *data, 69 u32 count) 70 { 71 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 72 u8 *seg = dev->tx_buffer; 73 74 if (dev->write_fail) 75 return 0; 76 77 if (endpoint == MGMT_EP) { 78 memset(seg, 0, RSI_USB_TX_HEAD_ROOM); 79 memcpy(seg + RSI_USB_TX_HEAD_ROOM, data, count); 80 } else { 81 seg = ((u8 *)data - RSI_USB_TX_HEAD_ROOM); 82 } 83 84 return rsi_usb_card_write(adapter, 85 seg, 86 count + RSI_USB_TX_HEAD_ROOM, 87 endpoint); 88 } 89 90 /** 91 * rsi_find_bulk_in_and_out_endpoints() - This function initializes the bulk 92 * endpoints to the device. 93 * @interface: Pointer to the USB interface structure. 94 * @adapter: Pointer to the adapter structure. 95 * 96 * Return: ret_val: 0 on success, -ENOMEM on failure. 97 */ 98 static int rsi_find_bulk_in_and_out_endpoints(struct usb_interface *interface, 99 struct rsi_hw *adapter) 100 { 101 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 102 struct usb_host_interface *iface_desc; 103 struct usb_endpoint_descriptor *endpoint; 104 __le16 buffer_size; 105 int ii, bep_found = 0; 106 107 iface_desc = &(interface->altsetting[0]); 108 109 for (ii = 0; ii < iface_desc->desc.bNumEndpoints; ++ii) { 110 endpoint = &(iface_desc->endpoint[ii].desc); 111 112 if ((!(dev->bulkin_endpoint_addr)) && 113 (endpoint->bEndpointAddress & USB_DIR_IN) && 114 ((endpoint->bmAttributes & 115 USB_ENDPOINT_XFERTYPE_MASK) == 116 USB_ENDPOINT_XFER_BULK)) { 117 buffer_size = endpoint->wMaxPacketSize; 118 dev->bulkin_size = buffer_size; 119 dev->bulkin_endpoint_addr = 120 endpoint->bEndpointAddress; 121 } 122 123 if (!dev->bulkout_endpoint_addr[bep_found] && 124 !(endpoint->bEndpointAddress & USB_DIR_IN) && 125 ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == 126 USB_ENDPOINT_XFER_BULK)) { 127 dev->bulkout_endpoint_addr[bep_found] = 128 endpoint->bEndpointAddress; 129 buffer_size = endpoint->wMaxPacketSize; 130 dev->bulkout_size[bep_found] = buffer_size; 131 bep_found++; 132 } 133 134 if (bep_found >= MAX_BULK_EP) 135 break; 136 } 137 138 if (!(dev->bulkin_endpoint_addr) && 139 (dev->bulkout_endpoint_addr[0])) 140 return -EINVAL; 141 142 return 0; 143 } 144 145 #define RSI_USB_REQ_OUT (USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE) 146 #define RSI_USB_REQ_IN (USB_TYPE_VENDOR | USB_DIR_IN | USB_RECIP_DEVICE) 147 148 /* rsi_usb_reg_read() - This function reads data from given register address. 149 * @usbdev: Pointer to the usb_device structure. 150 * @reg: Address of the register to be read. 151 * @value: Value to be read. 152 * @len: length of data to be read. 153 * 154 * Return: status: 0 on success, a negative error code on failure. 155 */ 156 static int rsi_usb_reg_read(struct usb_device *usbdev, 157 u32 reg, 158 u16 *value, 159 u16 len) 160 { 161 u8 *buf; 162 int status = -ENOMEM; 163 164 buf = kmalloc(0x04, GFP_KERNEL); 165 if (!buf) 166 return status; 167 168 status = usb_control_msg(usbdev, 169 usb_rcvctrlpipe(usbdev, 0), 170 USB_VENDOR_REGISTER_READ, 171 RSI_USB_REQ_IN, 172 ((reg & 0xffff0000) >> 16), (reg & 0xffff), 173 (void *)buf, 174 len, 175 USB_CTRL_GET_TIMEOUT); 176 177 *value = (buf[0] | (buf[1] << 8)); 178 if (status < 0) { 179 rsi_dbg(ERR_ZONE, 180 "%s: Reg read failed with error code :%d\n", 181 __func__, status); 182 } 183 kfree(buf); 184 185 return status; 186 } 187 188 /** 189 * rsi_usb_reg_write() - This function writes the given data into the given 190 * register address. 191 * @usbdev: Pointer to the usb_device structure. 192 * @reg: Address of the register. 193 * @value: Value to write. 194 * @len: Length of data to be written. 195 * 196 * Return: status: 0 on success, a negative error code on failure. 197 */ 198 static int rsi_usb_reg_write(struct usb_device *usbdev, 199 u32 reg, 200 u16 value, 201 u16 len) 202 { 203 u8 *usb_reg_buf; 204 int status = -ENOMEM; 205 206 usb_reg_buf = kmalloc(0x04, GFP_KERNEL); 207 if (!usb_reg_buf) 208 return status; 209 210 usb_reg_buf[0] = (value & 0x00ff); 211 usb_reg_buf[1] = (value & 0xff00) >> 8; 212 usb_reg_buf[2] = 0x0; 213 usb_reg_buf[3] = 0x0; 214 215 status = usb_control_msg(usbdev, 216 usb_sndctrlpipe(usbdev, 0), 217 USB_VENDOR_REGISTER_WRITE, 218 RSI_USB_REQ_OUT, 219 ((reg & 0xffff0000) >> 16), 220 (reg & 0xffff), 221 (void *)usb_reg_buf, 222 len, 223 USB_CTRL_SET_TIMEOUT); 224 if (status < 0) { 225 rsi_dbg(ERR_ZONE, 226 "%s: Reg write failed with error code :%d\n", 227 __func__, status); 228 } 229 kfree(usb_reg_buf); 230 231 return status; 232 } 233 234 /** 235 * rsi_rx_done_handler() - This function is called when a packet is received 236 * from USB stack. This is callback to recieve done. 237 * @urb: Received URB. 238 * 239 * Return: None. 240 */ 241 static void rsi_rx_done_handler(struct urb *urb) 242 { 243 struct rsi_hw *adapter = urb->context; 244 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 245 246 if (urb->status) 247 return; 248 249 rsi_set_event(&dev->rx_thread.event); 250 } 251 252 /** 253 * rsi_rx_urb_submit() - This function submits the given URB to the USB stack. 254 * @adapter: Pointer to the adapter structure. 255 * 256 * Return: 0 on success, a negative error code on failure. 257 */ 258 static int rsi_rx_urb_submit(struct rsi_hw *adapter) 259 { 260 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 261 struct urb *urb = dev->rx_usb_urb[0]; 262 int status; 263 264 usb_fill_bulk_urb(urb, 265 dev->usbdev, 266 usb_rcvbulkpipe(dev->usbdev, 267 dev->bulkin_endpoint_addr), 268 urb->transfer_buffer, 269 3000, 270 rsi_rx_done_handler, 271 adapter); 272 273 status = usb_submit_urb(urb, GFP_KERNEL); 274 if (status) 275 rsi_dbg(ERR_ZONE, "%s: Failed in urb submission\n", __func__); 276 277 return status; 278 } 279 280 static int rsi_usb_read_register_multiple(struct rsi_hw *adapter, u32 addr, 281 u8 *data, u16 count) 282 { 283 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 284 u8 *buf; 285 u16 transfer; 286 int status; 287 288 if (!addr) 289 return -EINVAL; 290 291 buf = kzalloc(RSI_USB_BUF_SIZE, GFP_KERNEL); 292 if (!buf) 293 return -ENOMEM; 294 295 while (count) { 296 transfer = min_t(u16, count, RSI_USB_BUF_SIZE); 297 status = usb_control_msg(dev->usbdev, 298 usb_rcvctrlpipe(dev->usbdev, 0), 299 USB_VENDOR_REGISTER_READ, 300 RSI_USB_REQ_IN, 301 ((addr & 0xffff0000) >> 16), 302 (addr & 0xffff), (void *)buf, 303 transfer, USB_CTRL_GET_TIMEOUT); 304 if (status < 0) { 305 rsi_dbg(ERR_ZONE, 306 "Reg read failed with error code :%d\n", 307 status); 308 kfree(buf); 309 return status; 310 } 311 memcpy(data, buf, transfer); 312 count -= transfer; 313 data += transfer; 314 addr += transfer; 315 } 316 kfree(buf); 317 return 0; 318 } 319 320 /** 321 * rsi_usb_write_register_multiple() - This function writes multiple bytes of 322 * information to multiple registers. 323 * @adapter: Pointer to the adapter structure. 324 * @addr: Address of the register. 325 * @data: Pointer to the data that has to be written. 326 * @count: Number of multiple bytes to be written on to the registers. 327 * 328 * Return: status: 0 on success, a negative error code on failure. 329 */ 330 static int rsi_usb_write_register_multiple(struct rsi_hw *adapter, u32 addr, 331 u8 *data, u16 count) 332 { 333 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 334 u8 *buf; 335 u16 transfer; 336 int status = 0; 337 338 buf = kzalloc(RSI_USB_BUF_SIZE, GFP_KERNEL); 339 if (!buf) 340 return -ENOMEM; 341 342 while (count) { 343 transfer = min_t(u16, count, RSI_USB_BUF_SIZE); 344 memcpy(buf, data, transfer); 345 status = usb_control_msg(dev->usbdev, 346 usb_sndctrlpipe(dev->usbdev, 0), 347 USB_VENDOR_REGISTER_WRITE, 348 RSI_USB_REQ_OUT, 349 ((addr & 0xffff0000) >> 16), 350 (addr & 0xffff), 351 (void *)buf, 352 transfer, 353 USB_CTRL_SET_TIMEOUT); 354 if (status < 0) { 355 rsi_dbg(ERR_ZONE, 356 "Reg write failed with error code :%d\n", 357 status); 358 kfree(buf); 359 return status; 360 } 361 count -= transfer; 362 data += transfer; 363 addr += transfer; 364 } 365 366 kfree(buf); 367 return 0; 368 } 369 370 /** 371 *rsi_usb_host_intf_write_pkt() - This function writes the packet to the 372 * USB card. 373 * @adapter: Pointer to the adapter structure. 374 * @pkt: Pointer to the data to be written on to the card. 375 * @len: Length of the data to be written on to the card. 376 * 377 * Return: 0 on success, a negative error code on failure. 378 */ 379 static int rsi_usb_host_intf_write_pkt(struct rsi_hw *adapter, 380 u8 *pkt, 381 u32 len) 382 { 383 u32 queueno = ((pkt[1] >> 4) & 0xf); 384 u8 endpoint; 385 386 endpoint = ((queueno == RSI_WIFI_MGMT_Q) ? MGMT_EP : DATA_EP); 387 388 return rsi_write_multiple(adapter, 389 endpoint, 390 (u8 *)pkt, 391 len); 392 } 393 394 static int rsi_usb_master_reg_read(struct rsi_hw *adapter, u32 reg, 395 u32 *value, u16 len) 396 { 397 struct usb_device *usbdev = 398 ((struct rsi_91x_usbdev *)adapter->rsi_dev)->usbdev; 399 400 return rsi_usb_reg_read(usbdev, reg, (u16 *)value, len); 401 } 402 403 static int rsi_usb_master_reg_write(struct rsi_hw *adapter, 404 unsigned long reg, 405 unsigned long value, u16 len) 406 { 407 struct usb_device *usbdev = 408 ((struct rsi_91x_usbdev *)adapter->rsi_dev)->usbdev; 409 410 return rsi_usb_reg_write(usbdev, reg, value, len); 411 } 412 413 static int rsi_usb_load_data_master_write(struct rsi_hw *adapter, 414 u32 base_address, 415 u32 instructions_sz, u16 block_size, 416 u8 *ta_firmware) 417 { 418 u16 num_blocks; 419 u32 cur_indx, i; 420 u8 temp_buf[256]; 421 int status; 422 423 num_blocks = instructions_sz / block_size; 424 rsi_dbg(INFO_ZONE, "num_blocks: %d\n", num_blocks); 425 426 for (cur_indx = 0, i = 0; i < num_blocks; i++, cur_indx += block_size) { 427 memset(temp_buf, 0, block_size); 428 memcpy(temp_buf, ta_firmware + cur_indx, block_size); 429 status = rsi_usb_write_register_multiple(adapter, base_address, 430 (u8 *)(temp_buf), 431 block_size); 432 if (status < 0) 433 return status; 434 435 rsi_dbg(INFO_ZONE, "%s: loading block: %d\n", __func__, i); 436 base_address += block_size; 437 } 438 439 if (instructions_sz % block_size) { 440 memset(temp_buf, 0, block_size); 441 memcpy(temp_buf, ta_firmware + cur_indx, 442 instructions_sz % block_size); 443 status = rsi_usb_write_register_multiple 444 (adapter, base_address, 445 (u8 *)temp_buf, 446 instructions_sz % block_size); 447 if (status < 0) 448 return status; 449 rsi_dbg(INFO_ZONE, 450 "Written Last Block in Address 0x%x Successfully\n", 451 cur_indx); 452 } 453 return 0; 454 } 455 456 static struct rsi_host_intf_ops usb_host_intf_ops = { 457 .write_pkt = rsi_usb_host_intf_write_pkt, 458 .read_reg_multiple = rsi_usb_read_register_multiple, 459 .write_reg_multiple = rsi_usb_write_register_multiple, 460 .master_reg_read = rsi_usb_master_reg_read, 461 .master_reg_write = rsi_usb_master_reg_write, 462 .load_data_master_write = rsi_usb_load_data_master_write, 463 }; 464 465 /** 466 * rsi_deinit_usb_interface() - This function deinitializes the usb interface. 467 * @adapter: Pointer to the adapter structure. 468 * 469 * Return: None. 470 */ 471 static void rsi_deinit_usb_interface(struct rsi_hw *adapter) 472 { 473 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 474 475 rsi_kill_thread(&dev->rx_thread); 476 usb_free_urb(dev->rx_usb_urb[0]); 477 kfree(adapter->priv->rx_data_pkt); 478 kfree(dev->tx_buffer); 479 } 480 481 /** 482 * rsi_init_usb_interface() - This function initializes the usb interface. 483 * @adapter: Pointer to the adapter structure. 484 * @pfunction: Pointer to USB interface structure. 485 * 486 * Return: 0 on success, a negative error code on failure. 487 */ 488 static int rsi_init_usb_interface(struct rsi_hw *adapter, 489 struct usb_interface *pfunction) 490 { 491 struct rsi_91x_usbdev *rsi_dev; 492 struct rsi_common *common = adapter->priv; 493 int status; 494 495 rsi_dev = kzalloc(sizeof(*rsi_dev), GFP_KERNEL); 496 if (!rsi_dev) 497 return -ENOMEM; 498 499 adapter->rsi_dev = rsi_dev; 500 rsi_dev->usbdev = interface_to_usbdev(pfunction); 501 502 if (rsi_find_bulk_in_and_out_endpoints(pfunction, adapter)) 503 return -EINVAL; 504 505 adapter->device = &pfunction->dev; 506 usb_set_intfdata(pfunction, adapter); 507 508 common->rx_data_pkt = kmalloc(2048, GFP_KERNEL); 509 if (!common->rx_data_pkt) { 510 rsi_dbg(ERR_ZONE, "%s: Failed to allocate memory\n", 511 __func__); 512 return -ENOMEM; 513 } 514 515 rsi_dev->tx_buffer = kmalloc(2048, GFP_KERNEL); 516 if (!rsi_dev->tx_buffer) { 517 status = -ENOMEM; 518 goto fail_tx; 519 } 520 rsi_dev->rx_usb_urb[0] = usb_alloc_urb(0, GFP_KERNEL); 521 if (!rsi_dev->rx_usb_urb[0]) { 522 status = -ENOMEM; 523 goto fail_rx; 524 } 525 rsi_dev->rx_usb_urb[0]->transfer_buffer = adapter->priv->rx_data_pkt; 526 rsi_dev->tx_blk_size = 252; 527 adapter->block_size = rsi_dev->tx_blk_size; 528 529 /* Initializing function callbacks */ 530 adapter->rx_urb_submit = rsi_rx_urb_submit; 531 adapter->check_hw_queue_status = rsi_usb_check_queue_status; 532 adapter->determine_event_timeout = rsi_usb_event_timeout; 533 adapter->rsi_host_intf = RSI_HOST_INTF_USB; 534 adapter->host_intf_ops = &usb_host_intf_ops; 535 536 rsi_init_event(&rsi_dev->rx_thread.event); 537 status = rsi_create_kthread(common, &rsi_dev->rx_thread, 538 rsi_usb_rx_thread, "RX-Thread"); 539 if (status) { 540 rsi_dbg(ERR_ZONE, "%s: Unable to init rx thrd\n", __func__); 541 goto fail_thread; 542 } 543 544 #ifdef CONFIG_RSI_DEBUGFS 545 /* In USB, one less than the MAX_DEBUGFS_ENTRIES entries is required */ 546 adapter->num_debugfs_entries = (MAX_DEBUGFS_ENTRIES - 1); 547 #endif 548 549 rsi_dbg(INIT_ZONE, "%s: Enabled the interface\n", __func__); 550 return 0; 551 552 fail_thread: 553 usb_free_urb(rsi_dev->rx_usb_urb[0]); 554 fail_rx: 555 kfree(rsi_dev->tx_buffer); 556 fail_tx: 557 kfree(common->rx_data_pkt); 558 return status; 559 } 560 561 /** 562 * rsi_probe() - This function is called by kernel when the driver provided 563 * Vendor and device IDs are matched. All the initialization 564 * work is done here. 565 * @pfunction: Pointer to the USB interface structure. 566 * @id: Pointer to the usb_device_id structure. 567 * 568 * Return: 0 on success, a negative error code on failure. 569 */ 570 static int rsi_probe(struct usb_interface *pfunction, 571 const struct usb_device_id *id) 572 { 573 struct rsi_hw *adapter; 574 struct rsi_91x_usbdev *dev; 575 u16 fw_status; 576 int status; 577 578 rsi_dbg(INIT_ZONE, "%s: Init function called\n", __func__); 579 580 adapter = rsi_91x_init(); 581 if (!adapter) { 582 rsi_dbg(ERR_ZONE, "%s: Failed to init os intf ops\n", 583 __func__); 584 return -ENOMEM; 585 } 586 adapter->rsi_host_intf = RSI_HOST_INTF_USB; 587 588 status = rsi_init_usb_interface(adapter, pfunction); 589 if (status) { 590 rsi_dbg(ERR_ZONE, "%s: Failed to init usb interface\n", 591 __func__); 592 goto err; 593 } 594 595 rsi_dbg(ERR_ZONE, "%s: Initialized os intf ops\n", __func__); 596 597 dev = (struct rsi_91x_usbdev *)adapter->rsi_dev; 598 599 status = rsi_usb_reg_read(dev->usbdev, FW_STATUS_REG, &fw_status, 2); 600 if (status < 0) 601 goto err1; 602 else 603 fw_status &= 1; 604 605 if (!fw_status) { 606 rsi_dbg(INIT_ZONE, "Loading firmware...\n"); 607 status = rsi_hal_device_init(adapter); 608 if (status) { 609 rsi_dbg(ERR_ZONE, "%s: Failed in device init\n", 610 __func__); 611 goto err1; 612 } 613 rsi_dbg(INIT_ZONE, "%s: Device Init Done\n", __func__); 614 } 615 616 status = rsi_rx_urb_submit(adapter); 617 if (status) 618 goto err1; 619 620 return 0; 621 err1: 622 rsi_deinit_usb_interface(adapter); 623 err: 624 rsi_91x_deinit(adapter); 625 rsi_dbg(ERR_ZONE, "%s: Failed in probe...Exiting\n", __func__); 626 return status; 627 } 628 629 /** 630 * rsi_disconnect() - This function performs the reverse of the probe function, 631 * it deinitialize the driver structure. 632 * @pfunction: Pointer to the USB interface structure. 633 * 634 * Return: None. 635 */ 636 static void rsi_disconnect(struct usb_interface *pfunction) 637 { 638 struct rsi_hw *adapter = usb_get_intfdata(pfunction); 639 640 if (!adapter) 641 return; 642 643 rsi_mac80211_detach(adapter); 644 rsi_deinit_usb_interface(adapter); 645 rsi_91x_deinit(adapter); 646 647 rsi_dbg(INFO_ZONE, "%s: Deinitialization completed\n", __func__); 648 } 649 650 #ifdef CONFIG_PM 651 static int rsi_suspend(struct usb_interface *intf, pm_message_t message) 652 { 653 /* Not yet implemented */ 654 return -ENOSYS; 655 } 656 657 static int rsi_resume(struct usb_interface *intf) 658 { 659 /* Not yet implemented */ 660 return -ENOSYS; 661 } 662 #endif 663 664 static const struct usb_device_id rsi_dev_table[] = { 665 { USB_DEVICE(0x0303, 0x0100) }, 666 { USB_DEVICE(0x041B, 0x0301) }, 667 { USB_DEVICE(0x041B, 0x0201) }, 668 { USB_DEVICE(0x041B, 0x9330) }, 669 { USB_DEVICE(0x1618, 0x9113) }, 670 { /* Blank */}, 671 }; 672 673 static struct usb_driver rsi_driver = { 674 .name = "RSI-USB WLAN", 675 .probe = rsi_probe, 676 .disconnect = rsi_disconnect, 677 .id_table = rsi_dev_table, 678 #ifdef CONFIG_PM 679 .suspend = rsi_suspend, 680 .resume = rsi_resume, 681 #endif 682 }; 683 684 module_usb_driver(rsi_driver); 685 686 MODULE_AUTHOR("Redpine Signals Inc"); 687 MODULE_DESCRIPTION("Common USB layer for RSI drivers"); 688 MODULE_SUPPORTED_DEVICE("RSI-91x"); 689 MODULE_DEVICE_TABLE(usb, rsi_dev_table); 690 MODULE_FIRMWARE(FIRMWARE_RSI9113); 691 MODULE_VERSION("0.1"); 692 MODULE_LICENSE("Dual BSD/GPL"); 693