2 * Copyright (c) 2014 Redpine Signals Inc.
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.
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.
18 #include <linux/module.h>
19 #include <linux/types.h>
20 #include <net/rsi_91x.h>
25 /* Default operating mode is wlan STA + BT */
26 static u16 dev_oper_mode = DEV_OPMODE_STA_BT_DUAL;
27 module_param(dev_oper_mode, ushort, 0444);
28 MODULE_PARM_DESC(dev_oper_mode, DEV_OPMODE_PARAM_DESC);
30 static int rsi_rx_urb_submit(struct rsi_hw *adapter, u8 ep_num, gfp_t flags);
33 * rsi_usb_card_write() - This function writes to the USB Card.
34 * @adapter: Pointer to the adapter structure.
35 * @buf: Pointer to the buffer from where the data has to be taken.
36 * @len: Length to be written.
37 * @endpoint: Type of endpoint.
39 * Return: status: 0 on success, a negative error code on failure.
41 static int rsi_usb_card_write(struct rsi_hw *adapter,
46 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
48 u8 *seg = dev->tx_buffer;
50 int ep = dev->bulkout_endpoint_addr[endpoint - 1];
52 memset(seg, 0, len + RSI_USB_TX_HEAD_ROOM);
53 memcpy(seg + RSI_USB_TX_HEAD_ROOM, buf, len);
54 len += RSI_USB_TX_HEAD_ROOM;
56 status = usb_bulk_msg(dev->usbdev,
57 usb_sndbulkpipe(dev->usbdev, ep),
61 USB_CTRL_SET_TIMEOUT);
65 "Card write failed with error code :%10d\n", status);
72 * rsi_write_multiple() - This function writes multiple bytes of information
74 * @adapter: Pointer to the adapter structure.
75 * @addr: Address of the register.
76 * @data: Pointer to the data that has to be written.
77 * @count: Number of multiple bytes to be written.
79 * Return: 0 on success, a negative error code on failure.
81 static int rsi_write_multiple(struct rsi_hw *adapter,
86 struct rsi_91x_usbdev *dev;
94 dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
98 return rsi_usb_card_write(adapter, data, count, endpoint);
102 * rsi_find_bulk_in_and_out_endpoints() - This function initializes the bulk
103 * endpoints to the device.
104 * @interface: Pointer to the USB interface structure.
105 * @adapter: Pointer to the adapter structure.
107 * Return: ret_val: 0 on success, -ENOMEM on failure.
109 static int rsi_find_bulk_in_and_out_endpoints(struct usb_interface *interface,
110 struct rsi_hw *adapter)
112 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
113 struct usb_host_interface *iface_desc;
114 struct usb_endpoint_descriptor *endpoint;
116 int ii, bin_found = 0, bout_found = 0;
118 iface_desc = interface->cur_altsetting;
120 for (ii = 0; ii < iface_desc->desc.bNumEndpoints; ++ii) {
121 endpoint = &(iface_desc->endpoint[ii].desc);
123 if (!dev->bulkin_endpoint_addr[bin_found] &&
124 (endpoint->bEndpointAddress & USB_DIR_IN) &&
125 ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
126 USB_ENDPOINT_XFER_BULK)) {
127 buffer_size = endpoint->wMaxPacketSize;
128 dev->bulkin_size[bin_found] = buffer_size;
129 dev->bulkin_endpoint_addr[bin_found] =
130 endpoint->bEndpointAddress;
134 if (!dev->bulkout_endpoint_addr[bout_found] &&
135 !(endpoint->bEndpointAddress & USB_DIR_IN) &&
136 ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
137 USB_ENDPOINT_XFER_BULK)) {
138 buffer_size = endpoint->wMaxPacketSize;
139 dev->bulkout_endpoint_addr[bout_found] =
140 endpoint->bEndpointAddress;
141 dev->bulkout_size[bout_found] = buffer_size;
145 if (bin_found >= MAX_BULK_EP || bout_found >= MAX_BULK_EP)
149 if (!(dev->bulkin_endpoint_addr[0]) &&
150 dev->bulkout_endpoint_addr[0])
156 #define RSI_USB_REQ_OUT (USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE)
157 #define RSI_USB_REQ_IN (USB_TYPE_VENDOR | USB_DIR_IN | USB_RECIP_DEVICE)
159 /* rsi_usb_reg_read() - This function reads data from given register address.
160 * @usbdev: Pointer to the usb_device structure.
161 * @reg: Address of the register to be read.
162 * @value: Value to be read.
163 * @len: length of data to be read.
165 * Return: status: 0 on success, a negative error code on failure.
167 static int rsi_usb_reg_read(struct usb_device *usbdev,
173 int status = -ENOMEM;
175 if (len > RSI_USB_CTRL_BUF_SIZE)
178 buf = kmalloc(RSI_USB_CTRL_BUF_SIZE, GFP_KERNEL);
182 status = usb_control_msg(usbdev,
183 usb_rcvctrlpipe(usbdev, 0),
184 USB_VENDOR_REGISTER_READ,
186 ((reg & 0xffff0000) >> 16), (reg & 0xffff),
189 USB_CTRL_GET_TIMEOUT);
191 *value = (buf[0] | (buf[1] << 8));
194 "%s: Reg read failed with error code :%d\n",
203 * rsi_usb_reg_write() - This function writes the given data into the given
205 * @usbdev: Pointer to the usb_device structure.
206 * @reg: Address of the register.
207 * @value: Value to write.
208 * @len: Length of data to be written.
210 * Return: status: 0 on success, a negative error code on failure.
212 static int rsi_usb_reg_write(struct usb_device *usbdev,
218 int status = -ENOMEM;
220 if (len > RSI_USB_CTRL_BUF_SIZE)
223 usb_reg_buf = kmalloc(RSI_USB_CTRL_BUF_SIZE, GFP_KERNEL);
227 usb_reg_buf[0] = (value & 0x00ff);
228 usb_reg_buf[1] = (value & 0xff00) >> 8;
229 usb_reg_buf[2] = 0x0;
230 usb_reg_buf[3] = 0x0;
232 status = usb_control_msg(usbdev,
233 usb_sndctrlpipe(usbdev, 0),
234 USB_VENDOR_REGISTER_WRITE,
236 ((reg & 0xffff0000) >> 16),
240 USB_CTRL_SET_TIMEOUT);
243 "%s: Reg write failed with error code :%d\n",
252 * rsi_rx_done_handler() - This function is called when a packet is received
253 * from USB stack. This is callback to recieve done.
254 * @urb: Received URB.
258 static void rsi_rx_done_handler(struct urb *urb)
260 struct rx_usb_ctrl_block *rx_cb = urb->context;
261 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)rx_cb->data;
262 int status = -EINVAL;
267 if (urb->actual_length <= 0 ||
268 urb->actual_length > rx_cb->rx_skb->len) {
269 rsi_dbg(INFO_ZONE, "%s: Invalid packet length = %d\n",
270 __func__, urb->actual_length);
273 if (skb_queue_len(&dev->rx_q) >= RSI_MAX_RX_PKTS) {
274 rsi_dbg(INFO_ZONE, "Max RX packets reached\n");
277 skb_trim(rx_cb->rx_skb, urb->actual_length);
278 skb_queue_tail(&dev->rx_q, rx_cb->rx_skb);
280 rsi_set_event(&dev->rx_thread.event);
284 if (rsi_rx_urb_submit(dev->priv, rx_cb->ep_num, GFP_ATOMIC))
285 rsi_dbg(ERR_ZONE, "%s: Failed in urb submission", __func__);
288 dev_kfree_skb(rx_cb->rx_skb);
291 static void rsi_rx_urb_kill(struct rsi_hw *adapter, u8 ep_num)
293 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
294 struct rx_usb_ctrl_block *rx_cb = &dev->rx_cb[ep_num - 1];
295 struct urb *urb = rx_cb->rx_urb;
301 * rsi_rx_urb_submit() - This function submits the given URB to the USB stack.
302 * @adapter: Pointer to the adapter structure.
304 * Return: 0 on success, a negative error code on failure.
306 static int rsi_rx_urb_submit(struct rsi_hw *adapter, u8 ep_num, gfp_t mem_flags)
308 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
309 struct rx_usb_ctrl_block *rx_cb = &dev->rx_cb[ep_num - 1];
310 struct urb *urb = rx_cb->rx_urb;
313 u8 dword_align_bytes = 0;
315 skb = dev_alloc_skb(RSI_MAX_RX_USB_PKT_SIZE);
318 skb_reserve(skb, MAX_DWORD_ALIGN_BYTES);
319 skb_put(skb, RSI_MAX_RX_USB_PKT_SIZE - MAX_DWORD_ALIGN_BYTES);
320 dword_align_bytes = (unsigned long)skb->data & 0x3f;
321 if (dword_align_bytes > 0)
322 skb_push(skb, dword_align_bytes);
323 urb->transfer_buffer = skb->data;
326 usb_fill_bulk_urb(urb,
328 usb_rcvbulkpipe(dev->usbdev,
329 dev->bulkin_endpoint_addr[ep_num - 1]),
330 urb->transfer_buffer,
335 status = usb_submit_urb(urb, mem_flags);
337 rsi_dbg(ERR_ZONE, "%s: Failed in urb submission\n", __func__);
344 static int rsi_usb_read_register_multiple(struct rsi_hw *adapter, u32 addr,
347 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
355 buf = kzalloc(RSI_USB_BUF_SIZE, GFP_KERNEL);
360 transfer = min_t(u16, count, RSI_USB_BUF_SIZE);
361 status = usb_control_msg(dev->usbdev,
362 usb_rcvctrlpipe(dev->usbdev, 0),
363 USB_VENDOR_REGISTER_READ,
365 ((addr & 0xffff0000) >> 16),
366 (addr & 0xffff), (void *)buf,
367 transfer, USB_CTRL_GET_TIMEOUT);
370 "Reg read failed with error code :%d\n",
375 memcpy(data, buf, transfer);
385 * rsi_usb_write_register_multiple() - This function writes multiple bytes of
386 * information to multiple registers.
387 * @adapter: Pointer to the adapter structure.
388 * @addr: Address of the register.
389 * @data: Pointer to the data that has to be written.
390 * @count: Number of multiple bytes to be written on to the registers.
392 * Return: status: 0 on success, a negative error code on failure.
394 static int rsi_usb_write_register_multiple(struct rsi_hw *adapter, u32 addr,
397 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
402 buf = kzalloc(RSI_USB_BUF_SIZE, GFP_KERNEL);
407 transfer = min_t(u16, count, RSI_USB_BUF_SIZE);
408 memcpy(buf, data, transfer);
409 status = usb_control_msg(dev->usbdev,
410 usb_sndctrlpipe(dev->usbdev, 0),
411 USB_VENDOR_REGISTER_WRITE,
413 ((addr & 0xffff0000) >> 16),
417 USB_CTRL_SET_TIMEOUT);
420 "Reg write failed with error code :%d\n",
435 *rsi_usb_host_intf_write_pkt() - This function writes the packet to the
437 * @adapter: Pointer to the adapter structure.
438 * @pkt: Pointer to the data to be written on to the card.
439 * @len: Length of the data to be written on to the card.
441 * Return: 0 on success, a negative error code on failure.
443 static int rsi_usb_host_intf_write_pkt(struct rsi_hw *adapter,
447 u32 queueno = ((pkt[1] >> 4) & 0x7);
450 endpoint = ((queueno == RSI_WIFI_MGMT_Q || queueno == RSI_WIFI_DATA_Q ||
451 queueno == RSI_COEX_Q) ? WLAN_EP : BT_EP);
453 return rsi_write_multiple(adapter,
459 static int rsi_usb_master_reg_read(struct rsi_hw *adapter, u32 reg,
462 struct usb_device *usbdev =
463 ((struct rsi_91x_usbdev *)adapter->rsi_dev)->usbdev;
467 ret = rsi_usb_reg_read(usbdev, reg, &temp, len);
475 static int rsi_usb_master_reg_write(struct rsi_hw *adapter,
477 unsigned long value, u16 len)
479 struct usb_device *usbdev =
480 ((struct rsi_91x_usbdev *)adapter->rsi_dev)->usbdev;
482 return rsi_usb_reg_write(usbdev, reg, value, len);
485 static int rsi_usb_load_data_master_write(struct rsi_hw *adapter,
487 u32 instructions_sz, u16 block_size,
495 num_blocks = instructions_sz / block_size;
496 rsi_dbg(INFO_ZONE, "num_blocks: %d\n", num_blocks);
498 for (cur_indx = 0, i = 0; i < num_blocks; i++, cur_indx += block_size) {
499 memcpy(temp_buf, ta_firmware + cur_indx, block_size);
500 status = rsi_usb_write_register_multiple(adapter, base_address,
506 rsi_dbg(INFO_ZONE, "%s: loading block: %d\n", __func__, i);
507 base_address += block_size;
510 if (instructions_sz % block_size) {
511 memset(temp_buf, 0, block_size);
512 memcpy(temp_buf, ta_firmware + cur_indx,
513 instructions_sz % block_size);
514 status = rsi_usb_write_register_multiple
515 (adapter, base_address,
517 instructions_sz % block_size);
521 "Written Last Block in Address 0x%x Successfully\n",
527 static struct rsi_host_intf_ops usb_host_intf_ops = {
528 .write_pkt = rsi_usb_host_intf_write_pkt,
529 .read_reg_multiple = rsi_usb_read_register_multiple,
530 .write_reg_multiple = rsi_usb_write_register_multiple,
531 .master_reg_read = rsi_usb_master_reg_read,
532 .master_reg_write = rsi_usb_master_reg_write,
533 .load_data_master_write = rsi_usb_load_data_master_write,
537 * rsi_deinit_usb_interface() - This function deinitializes the usb interface.
538 * @adapter: Pointer to the adapter structure.
542 static void rsi_deinit_usb_interface(struct rsi_hw *adapter)
544 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
546 rsi_kill_thread(&dev->rx_thread);
548 usb_free_urb(dev->rx_cb[0].rx_urb);
549 if (adapter->priv->coex_mode > 1)
550 usb_free_urb(dev->rx_cb[1].rx_urb);
552 kfree(dev->tx_buffer);
555 static int rsi_usb_init_rx(struct rsi_hw *adapter)
557 struct rsi_91x_usbdev *dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
558 struct rx_usb_ctrl_block *rx_cb;
561 num_rx_cb = (adapter->priv->coex_mode > 1 ? 2 : 1);
563 for (idx = 0; idx < num_rx_cb; idx++) {
564 rx_cb = &dev->rx_cb[idx];
566 rx_cb->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
567 if (!rx_cb->rx_urb) {
568 rsi_dbg(ERR_ZONE, "Failed alloc rx urb[%d]\n", idx);
571 rx_cb->ep_num = idx + 1;
572 rx_cb->data = (void *)dev;
574 skb_queue_head_init(&dev->rx_q);
575 rsi_init_event(&dev->rx_thread.event);
576 if (rsi_create_kthread(adapter->priv, &dev->rx_thread,
577 rsi_usb_rx_thread, "RX-Thread")) {
578 rsi_dbg(ERR_ZONE, "%s: Unable to init rx thrd\n", __func__);
585 usb_free_urb(dev->rx_cb[0].rx_urb);
586 if (adapter->priv->coex_mode > 1)
587 usb_free_urb(dev->rx_cb[1].rx_urb);
593 * rsi_init_usb_interface() - This function initializes the usb interface.
594 * @adapter: Pointer to the adapter structure.
595 * @pfunction: Pointer to USB interface structure.
597 * Return: 0 on success, a negative error code on failure.
599 static int rsi_init_usb_interface(struct rsi_hw *adapter,
600 struct usb_interface *pfunction)
602 struct rsi_91x_usbdev *rsi_dev;
605 rsi_dev = kzalloc(sizeof(*rsi_dev), GFP_KERNEL);
609 adapter->rsi_dev = rsi_dev;
610 rsi_dev->usbdev = interface_to_usbdev(pfunction);
611 rsi_dev->priv = (void *)adapter;
613 if (rsi_find_bulk_in_and_out_endpoints(pfunction, adapter)) {
618 adapter->device = &pfunction->dev;
619 usb_set_intfdata(pfunction, adapter);
621 rsi_dev->tx_buffer = kmalloc(2048, GFP_KERNEL);
622 if (!rsi_dev->tx_buffer) {
627 if (rsi_usb_init_rx(adapter)) {
628 rsi_dbg(ERR_ZONE, "Failed to init RX handle\n");
633 rsi_dev->tx_blk_size = 252;
634 adapter->block_size = rsi_dev->tx_blk_size;
636 /* Initializing function callbacks */
637 adapter->check_hw_queue_status = rsi_usb_check_queue_status;
638 adapter->determine_event_timeout = rsi_usb_event_timeout;
639 adapter->rsi_host_intf = RSI_HOST_INTF_USB;
640 adapter->host_intf_ops = &usb_host_intf_ops;
642 #ifdef CONFIG_RSI_DEBUGFS
643 /* In USB, one less than the MAX_DEBUGFS_ENTRIES entries is required */
644 adapter->num_debugfs_entries = (MAX_DEBUGFS_ENTRIES - 1);
647 rsi_dbg(INIT_ZONE, "%s: Enabled the interface\n", __func__);
651 kfree(rsi_dev->tx_buffer);
658 static int usb_ulp_read_write(struct rsi_hw *adapter, u16 addr, u32 data,
663 ret = rsi_usb_master_reg_write
664 (adapter, RSI_GSPI_DATA_REG1,
665 ((addr << 6) | ((data >> 16) & 0xffff)), 2);
669 ret = rsi_usb_master_reg_write(adapter, RSI_GSPI_DATA_REG0,
674 /* Initializing GSPI for ULP read/writes */
675 rsi_usb_master_reg_write(adapter, RSI_GSPI_CTRL_REG0,
676 RSI_GSPI_CTRL_REG0_VALUE, 2);
678 ret = rsi_usb_master_reg_write(adapter, RSI_GSPI_CTRL_REG1,
679 ((len_in_bits - 1) | RSI_GSPI_TRIG), 2);
688 static int rsi_reset_card(struct rsi_hw *adapter)
692 rsi_dbg(INFO_ZONE, "Resetting Card...\n");
693 rsi_usb_master_reg_write(adapter, RSI_TA_HOLD_REG, 0xE, 4);
695 /* This msleep will ensure Thread-Arch processor to go to hold
696 * and any pending dma transfers to rf in device to finish.
700 ret = rsi_usb_master_reg_write(adapter, SWBL_REGOUT,
701 RSI_FW_WDT_DISABLE_REQ,
702 RSI_COMMON_REG_SIZE);
704 rsi_dbg(ERR_ZONE, "Disabling firmware watchdog timer failed\n");
708 ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_1,
709 RSI_ULP_WRITE_2, 32);
712 ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_2,
713 RSI_ULP_WRITE_0, 32);
716 ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_1,
717 RSI_ULP_WRITE_50, 32);
720 ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_2,
721 RSI_ULP_WRITE_0, 32);
724 ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_ENABLE,
725 RSI_ULP_TIMER_ENABLE, 32);
729 rsi_dbg(INFO_ZONE, "Reset card done\n");
733 rsi_dbg(ERR_ZONE, "Reset card failed\n");
738 * rsi_probe() - This function is called by kernel when the driver provided
739 * Vendor and device IDs are matched. All the initialization
741 * @pfunction: Pointer to the USB interface structure.
742 * @id: Pointer to the usb_device_id structure.
744 * Return: 0 on success, a negative error code on failure.
746 static int rsi_probe(struct usb_interface *pfunction,
747 const struct usb_device_id *id)
749 struct rsi_hw *adapter;
750 struct rsi_91x_usbdev *dev;
754 rsi_dbg(INIT_ZONE, "%s: Init function called\n", __func__);
756 adapter = rsi_91x_init(dev_oper_mode);
758 rsi_dbg(ERR_ZONE, "%s: Failed to init os intf ops\n",
762 adapter->rsi_host_intf = RSI_HOST_INTF_USB;
764 status = rsi_init_usb_interface(adapter, pfunction);
766 rsi_dbg(ERR_ZONE, "%s: Failed to init usb interface\n",
771 rsi_dbg(ERR_ZONE, "%s: Initialized os intf ops\n", __func__);
773 dev = (struct rsi_91x_usbdev *)adapter->rsi_dev;
775 status = rsi_usb_reg_read(dev->usbdev, FW_STATUS_REG, &fw_status, 2);
782 rsi_dbg(INIT_ZONE, "Loading firmware...\n");
783 status = rsi_hal_device_init(adapter);
785 rsi_dbg(ERR_ZONE, "%s: Failed in device init\n",
789 rsi_dbg(INIT_ZONE, "%s: Device Init Done\n", __func__);
792 status = rsi_rx_urb_submit(adapter, WLAN_EP, GFP_KERNEL);
796 if (adapter->priv->coex_mode > 1) {
797 status = rsi_rx_urb_submit(adapter, BT_EP, GFP_KERNEL);
799 goto err_kill_wlan_urb;
805 rsi_rx_urb_kill(adapter, WLAN_EP);
807 rsi_deinit_usb_interface(adapter);
809 rsi_91x_deinit(adapter);
810 rsi_dbg(ERR_ZONE, "%s: Failed in probe...Exiting\n", __func__);
815 * rsi_disconnect() - This function performs the reverse of the probe function,
816 * it deinitialize the driver structure.
817 * @pfunction: Pointer to the USB interface structure.
821 static void rsi_disconnect(struct usb_interface *pfunction)
823 struct rsi_hw *adapter = usb_get_intfdata(pfunction);
828 rsi_mac80211_detach(adapter);
830 if (IS_ENABLED(CONFIG_RSI_COEX) && adapter->priv->coex_mode > 1 &&
831 adapter->priv->bt_adapter) {
832 rsi_bt_ops.detach(adapter->priv->bt_adapter);
833 adapter->priv->bt_adapter = NULL;
836 if (adapter->priv->coex_mode > 1)
837 rsi_rx_urb_kill(adapter, BT_EP);
838 rsi_rx_urb_kill(adapter, WLAN_EP);
840 rsi_reset_card(adapter);
841 rsi_deinit_usb_interface(adapter);
842 rsi_91x_deinit(adapter);
844 rsi_dbg(INFO_ZONE, "%s: Deinitialization completed\n", __func__);
848 static int rsi_suspend(struct usb_interface *intf, pm_message_t message)
850 /* Not yet implemented */
854 static int rsi_resume(struct usb_interface *intf)
856 /* Not yet implemented */
861 static const struct usb_device_id rsi_dev_table[] = {
862 { USB_DEVICE(RSI_USB_VID_9113, RSI_USB_PID_9113) },
866 static struct usb_driver rsi_driver = {
867 .name = "RSI-USB WLAN",
869 .disconnect = rsi_disconnect,
870 .id_table = rsi_dev_table,
872 .suspend = rsi_suspend,
873 .resume = rsi_resume,
877 module_usb_driver(rsi_driver);
879 MODULE_AUTHOR("Redpine Signals Inc");
880 MODULE_DESCRIPTION("Common USB layer for RSI drivers");
881 MODULE_SUPPORTED_DEVICE("RSI-91x");
882 MODULE_DEVICE_TABLE(usb, rsi_dev_table);
884 MODULE_VERSION("0.1");
885 MODULE_LICENSE("Dual BSD/GPL");