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Commit | Line | Data |
---|---|---|
876c9d3a MT |
1 | /** |
2 | * This file contains functions used in USB interface module. | |
3 | */ | |
4 | #include <linux/delay.h> | |
084708b6 | 5 | #include <linux/moduleparam.h> |
876c9d3a MT |
6 | #include <linux/firmware.h> |
7 | #include <linux/netdevice.h> | |
8 | #include <linux/usb.h> | |
9 | ||
ec3eef28 HS |
10 | #define DRV_NAME "usb8xxx" |
11 | ||
876c9d3a | 12 | #include "host.h" |
876c9d3a MT |
13 | #include "decl.h" |
14 | #include "defs.h" | |
15 | #include "dev.h" | |
16 | #include "if_usb.h" | |
17 | ||
18 | #define MESSAGE_HEADER_LEN 4 | |
19 | ||
20 | static const char usbdriver_name[] = "usb8xxx"; | |
084708b6 | 21 | |
82209adc | 22 | static char *lbs_fw_name = "usb8388.bin"; |
10078321 | 23 | module_param_named(fw_name, lbs_fw_name, charp, 0644); |
084708b6 | 24 | |
876c9d3a MT |
25 | static struct usb_device_id if_usb_table[] = { |
26 | /* Enter the device signature inside */ | |
66fcc559 HS |
27 | { USB_DEVICE(0x1286, 0x2001) }, |
28 | { USB_DEVICE(0x05a3, 0x8388) }, | |
876c9d3a MT |
29 | {} /* Terminating entry */ |
30 | }; | |
31 | ||
32 | MODULE_DEVICE_TABLE(usb, if_usb_table); | |
33 | ||
34 | static void if_usb_receive(struct urb *urb); | |
35 | static void if_usb_receive_fwload(struct urb *urb); | |
954ee164 | 36 | static int if_usb_prog_firmware(struct usb_card_rec *cardp); |
10078321 HS |
37 | static int if_usb_host_to_card(lbs_private *priv, u8 type, u8 *payload, u16 nb); |
38 | static int if_usb_get_int_status(lbs_private *priv, u8 *); | |
39 | static int if_usb_read_event_cause(lbs_private *); | |
954ee164 | 40 | static int usb_tx_block(struct usb_card_rec *cardp, u8 *payload, u16 nb); |
ac558ca2 | 41 | static void if_usb_free(struct usb_card_rec *cardp); |
954ee164 DW |
42 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp); |
43 | static int if_usb_reset_device(struct usb_card_rec *cardp); | |
876c9d3a MT |
44 | |
45 | /** | |
46 | * @brief call back function to handle the status of the URB | |
47 | * @param urb pointer to urb structure | |
48 | * @return N/A | |
49 | */ | |
50 | static void if_usb_write_bulk_callback(struct urb *urb) | |
51 | { | |
954ee164 | 52 | struct usb_card_rec *cardp = (struct usb_card_rec *) urb->context; |
876c9d3a MT |
53 | |
54 | /* handle the transmission complete validations */ | |
55 | ||
954ee164 | 56 | if (urb->status == 0) { |
10078321 | 57 | lbs_private *priv = cardp->priv; |
954ee164 | 58 | |
9012b28a HS |
59 | /* |
60 | lbs_deb_usbd(&urb->dev->dev, "URB status is successfull\n"); | |
61 | lbs_deb_usbd(&urb->dev->dev, "Actual length transmitted %d\n", | |
876c9d3a | 62 | urb->actual_length); |
9012b28a | 63 | */ |
954ee164 DW |
64 | |
65 | /* Used for both firmware TX and regular TX. priv isn't | |
66 | * valid at firmware load time. | |
67 | */ | |
68 | if (priv) { | |
10078321 | 69 | lbs_adapter *adapter = priv->adapter; |
954ee164 DW |
70 | struct net_device *dev = priv->dev; |
71 | ||
72 | priv->dnld_sent = DNLD_RES_RECEIVED; | |
73 | ||
74 | /* Wake main thread if commands are pending */ | |
75 | if (!adapter->cur_cmd) | |
76 | wake_up_interruptible(&priv->waitq); | |
77 | ||
10078321 | 78 | if ((adapter->connect_status == LBS_CONNECTED)) { |
954ee164 DW |
79 | netif_wake_queue(dev); |
80 | netif_wake_queue(priv->mesh_dev); | |
81 | } | |
51d84f50 | 82 | } |
954ee164 DW |
83 | } else { |
84 | /* print the failure status number for debug */ | |
85 | lbs_pr_info("URB in failure status: %d\n", urb->status); | |
876c9d3a MT |
86 | } |
87 | ||
88 | return; | |
89 | } | |
90 | ||
91 | /** | |
92 | * @brief free tx/rx urb, skb and rx buffer | |
93 | * @param cardp pointer usb_card_rec | |
94 | * @return N/A | |
95 | */ | |
ac558ca2 | 96 | static void if_usb_free(struct usb_card_rec *cardp) |
876c9d3a | 97 | { |
9012b28a | 98 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
99 | |
100 | /* Unlink tx & rx urb */ | |
101 | usb_kill_urb(cardp->tx_urb); | |
102 | usb_kill_urb(cardp->rx_urb); | |
103 | ||
104 | usb_free_urb(cardp->tx_urb); | |
105 | cardp->tx_urb = NULL; | |
106 | ||
107 | usb_free_urb(cardp->rx_urb); | |
108 | cardp->rx_urb = NULL; | |
109 | ||
110 | kfree(cardp->bulk_out_buffer); | |
111 | cardp->bulk_out_buffer = NULL; | |
112 | ||
9012b28a | 113 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
114 | } |
115 | ||
116 | /** | |
117 | * @brief sets the configuration values | |
118 | * @param ifnum interface number | |
119 | * @param id pointer to usb_device_id | |
120 | * @return 0 on success, error code on failure | |
121 | */ | |
122 | static int if_usb_probe(struct usb_interface *intf, | |
123 | const struct usb_device_id *id) | |
124 | { | |
125 | struct usb_device *udev; | |
126 | struct usb_host_interface *iface_desc; | |
127 | struct usb_endpoint_descriptor *endpoint; | |
10078321 | 128 | lbs_private *priv; |
435a1acb | 129 | struct usb_card_rec *cardp; |
876c9d3a MT |
130 | int i; |
131 | ||
132 | udev = interface_to_usbdev(intf); | |
133 | ||
435a1acb HS |
134 | cardp = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); |
135 | if (!cardp) { | |
876c9d3a MT |
136 | lbs_pr_err("Out of memory allocating private data.\n"); |
137 | goto error; | |
138 | } | |
139 | ||
435a1acb | 140 | cardp->udev = udev; |
876c9d3a MT |
141 | iface_desc = intf->cur_altsetting; |
142 | ||
9012b28a | 143 | lbs_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X" |
876c9d3a | 144 | " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n", |
981f187b DW |
145 | le16_to_cpu(udev->descriptor.bcdUSB), |
146 | udev->descriptor.bDeviceClass, | |
147 | udev->descriptor.bDeviceSubClass, | |
148 | udev->descriptor.bDeviceProtocol); | |
876c9d3a MT |
149 | |
150 | for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { | |
151 | endpoint = &iface_desc->endpoint[i].desc; | |
152 | if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) | |
153 | && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == | |
154 | USB_ENDPOINT_XFER_BULK)) { | |
155 | /* we found a bulk in endpoint */ | |
9012b28a | 156 | lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n", |
981f187b DW |
157 | le16_to_cpu(endpoint->wMaxPacketSize)); |
158 | if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) { | |
9012b28a | 159 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
160 | "Rx URB allocation failed\n"); |
161 | goto dealloc; | |
162 | } | |
435a1acb | 163 | cardp->rx_urb_recall = 0; |
876c9d3a | 164 | |
435a1acb | 165 | cardp->bulk_in_size = |
981f187b | 166 | le16_to_cpu(endpoint->wMaxPacketSize); |
435a1acb | 167 | cardp->bulk_in_endpointAddr = |
876c9d3a MT |
168 | (endpoint-> |
169 | bEndpointAddress & USB_ENDPOINT_NUMBER_MASK); | |
9012b28a | 170 | lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n", |
876c9d3a MT |
171 | endpoint->bEndpointAddress); |
172 | } | |
173 | ||
174 | if (((endpoint-> | |
175 | bEndpointAddress & USB_ENDPOINT_DIR_MASK) == | |
176 | USB_DIR_OUT) | |
177 | && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == | |
178 | USB_ENDPOINT_XFER_BULK)) { | |
179 | /* We found bulk out endpoint */ | |
981f187b | 180 | if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) { |
9012b28a | 181 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
182 | "Tx URB allocation failed\n"); |
183 | goto dealloc; | |
184 | } | |
185 | ||
435a1acb | 186 | cardp->bulk_out_size = |
981f187b | 187 | le16_to_cpu(endpoint->wMaxPacketSize); |
9012b28a | 188 | lbs_deb_usbd(&udev->dev, |
981f187b DW |
189 | "Bulk out size is %d\n", |
190 | le16_to_cpu(endpoint->wMaxPacketSize)); | |
435a1acb | 191 | cardp->bulk_out_endpointAddr = |
876c9d3a | 192 | endpoint->bEndpointAddress; |
9012b28a | 193 | lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n", |
876c9d3a | 194 | endpoint->bEndpointAddress); |
435a1acb | 195 | cardp->bulk_out_buffer = |
876c9d3a MT |
196 | kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE, |
197 | GFP_KERNEL); | |
198 | ||
435a1acb | 199 | if (!cardp->bulk_out_buffer) { |
9012b28a | 200 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
201 | "Could not allocate buffer\n"); |
202 | goto dealloc; | |
203 | } | |
204 | } | |
205 | } | |
206 | ||
954ee164 DW |
207 | /* Upload firmware */ |
208 | cardp->rinfo.cardp = cardp; | |
209 | if (if_usb_prog_firmware(cardp)) { | |
210 | lbs_deb_usbd(&udev->dev, "FW upload failed"); | |
211 | goto err_prog_firmware; | |
212 | } | |
213 | ||
10078321 | 214 | if (!(priv = lbs_add_card(cardp, &udev->dev))) |
954ee164 | 215 | goto err_prog_firmware; |
3874d0fe | 216 | |
954ee164 | 217 | cardp->priv = priv; |
965f8bbc | 218 | |
10078321 | 219 | if (lbs_add_mesh(priv, &udev->dev)) |
6a812157 | 220 | goto err_add_mesh; |
51d84f50 | 221 | |
954ee164 DW |
222 | cardp->eth_dev = priv->dev; |
223 | ||
208fdd2f HS |
224 | priv->hw_host_to_card = if_usb_host_to_card; |
225 | priv->hw_get_int_status = if_usb_get_int_status; | |
226 | priv->hw_read_event_cause = if_usb_read_event_cause; | |
63f0023b | 227 | priv->boot2_version = udev->descriptor.bcdDevice; |
208fdd2f | 228 | |
954ee164 DW |
229 | /* Delay 200 ms to waiting for the FW ready */ |
230 | if_usb_submit_rx_urb(cardp); | |
231 | msleep_interruptible(200); | |
232 | priv->adapter->fw_ready = 1; | |
233 | ||
10078321 | 234 | if (lbs_start_card(priv)) |
954ee164 | 235 | goto err_start_card; |
32a74b7c | 236 | |
876c9d3a | 237 | usb_get_dev(udev); |
435a1acb | 238 | usb_set_intfdata(intf, cardp); |
876c9d3a | 239 | |
876c9d3a MT |
240 | return 0; |
241 | ||
954ee164 | 242 | err_start_card: |
10078321 | 243 | lbs_remove_mesh(priv); |
6a812157 | 244 | err_add_mesh: |
10078321 | 245 | lbs_remove_card(priv); |
954ee164 DW |
246 | err_prog_firmware: |
247 | if_usb_reset_device(cardp); | |
876c9d3a | 248 | dealloc: |
435a1acb | 249 | if_usb_free(cardp); |
876c9d3a MT |
250 | |
251 | error: | |
252 | return -ENOMEM; | |
253 | } | |
254 | ||
255 | /** | |
256 | * @brief free resource and cleanup | |
435a1acb | 257 | * @param intf USB interface structure |
876c9d3a MT |
258 | * @return N/A |
259 | */ | |
260 | static void if_usb_disconnect(struct usb_interface *intf) | |
261 | { | |
262 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
10078321 | 263 | lbs_private *priv = (lbs_private *) cardp->priv; |
876c9d3a | 264 | |
954ee164 | 265 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 266 | |
954ee164 DW |
267 | /* Update Surprise removed to TRUE */ |
268 | cardp->surprise_removed = 1; | |
876c9d3a | 269 | |
954ee164 | 270 | if (priv) { |
10078321 | 271 | lbs_adapter *adapter = priv->adapter; |
954ee164 DW |
272 | |
273 | adapter->surpriseremoved = 1; | |
10078321 HS |
274 | lbs_stop_card(priv); |
275 | lbs_remove_mesh(priv); | |
276 | lbs_remove_card(priv); | |
954ee164 | 277 | } |
876c9d3a | 278 | |
be13f189 AS |
279 | /* this is (apparently?) necessary for future usage of the device */ |
280 | lbs_prepare_and_send_command(priv, CMD_802_11_RESET, CMD_ACT_HALT, | |
281 | 0, 0, NULL); | |
282 | ||
876c9d3a MT |
283 | /* Unlink and free urb */ |
284 | if_usb_free(cardp); | |
285 | ||
286 | usb_set_intfdata(intf, NULL); | |
287 | usb_put_dev(interface_to_usbdev(intf)); | |
288 | ||
954ee164 | 289 | lbs_deb_leave(LBS_DEB_MAIN); |
876c9d3a MT |
290 | } |
291 | ||
292 | /** | |
293 | * @brief This function download FW | |
10078321 | 294 | * @param priv pointer to lbs_private |
876c9d3a MT |
295 | * @return 0 |
296 | */ | |
954ee164 | 297 | static int if_prog_firmware(struct usb_card_rec *cardp) |
876c9d3a | 298 | { |
876c9d3a MT |
299 | struct FWData *fwdata; |
300 | struct fwheader *fwheader; | |
954ee164 | 301 | u8 *firmware = cardp->fw->data; |
876c9d3a MT |
302 | |
303 | fwdata = kmalloc(sizeof(struct FWData), GFP_ATOMIC); | |
304 | ||
305 | if (!fwdata) | |
306 | return -1; | |
307 | ||
308 | fwheader = &fwdata->fwheader; | |
309 | ||
310 | if (!cardp->CRC_OK) { | |
311 | cardp->totalbytes = cardp->fwlastblksent; | |
312 | cardp->fwseqnum = cardp->lastseqnum - 1; | |
313 | } | |
314 | ||
9012b28a HS |
315 | /* |
316 | lbs_deb_usbd(&cardp->udev->dev, "totalbytes = %d\n", | |
876c9d3a | 317 | cardp->totalbytes); |
9012b28a | 318 | */ |
876c9d3a MT |
319 | |
320 | memcpy(fwheader, &firmware[cardp->totalbytes], | |
321 | sizeof(struct fwheader)); | |
322 | ||
323 | cardp->fwlastblksent = cardp->totalbytes; | |
324 | cardp->totalbytes += sizeof(struct fwheader); | |
325 | ||
9012b28a | 326 | /* lbs_deb_usbd(&cardp->udev->dev,"Copy Data\n"); */ |
876c9d3a | 327 | memcpy(fwdata->data, &firmware[cardp->totalbytes], |
981f187b | 328 | le32_to_cpu(fwdata->fwheader.datalength)); |
876c9d3a | 329 | |
9012b28a HS |
330 | /* |
331 | lbs_deb_usbd(&cardp->udev->dev, | |
bb793e2b | 332 | "Data length = %d\n", le32_to_cpu(fwdata->fwheader.datalength)); |
9012b28a | 333 | */ |
876c9d3a MT |
334 | |
335 | cardp->fwseqnum = cardp->fwseqnum + 1; | |
336 | ||
981f187b DW |
337 | fwdata->seqnum = cpu_to_le32(cardp->fwseqnum); |
338 | cardp->lastseqnum = cardp->fwseqnum; | |
339 | cardp->totalbytes += le32_to_cpu(fwdata->fwheader.datalength); | |
876c9d3a | 340 | |
981f187b | 341 | if (fwheader->dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) { |
9012b28a | 342 | /* |
981f187b | 343 | lbs_deb_usbd(&cardp->udev->dev, "There are data to follow\n"); |
9012b28a | 344 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
345 | "seqnum = %d totalbytes = %d\n", cardp->fwseqnum, |
346 | cardp->totalbytes); | |
9012b28a | 347 | */ |
876c9d3a | 348 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 349 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a | 350 | |
bb793e2b | 351 | } else if (fwdata->fwheader.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) { |
9012b28a HS |
352 | /* |
353 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 354 | "Host has finished FW downloading\n"); |
9012b28a | 355 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a | 356 | "Donwloading FW JUMP BLOCK\n"); |
9012b28a | 357 | */ |
876c9d3a | 358 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 359 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a MT |
360 | cardp->fwfinalblk = 1; |
361 | } | |
362 | ||
9012b28a HS |
363 | /* |
364 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a MT |
365 | "The firmware download is done size is %d\n", |
366 | cardp->totalbytes); | |
9012b28a | 367 | */ |
876c9d3a MT |
368 | |
369 | kfree(fwdata); | |
370 | ||
371 | return 0; | |
372 | } | |
373 | ||
954ee164 | 374 | static int if_usb_reset_device(struct usb_card_rec *cardp) |
876c9d3a MT |
375 | { |
376 | int ret; | |
10078321 | 377 | lbs_private * priv = cardp->priv; |
876c9d3a | 378 | |
3874d0fe HS |
379 | lbs_deb_enter(LBS_DEB_USB); |
380 | ||
eedc2a31 DW |
381 | /* Try a USB port reset first, if that fails send the reset |
382 | * command to the firmware. | |
383 | */ | |
876c9d3a | 384 | ret = usb_reset_device(cardp->udev); |
954ee164 | 385 | if (!ret && priv) { |
876c9d3a | 386 | msleep(10); |
10078321 | 387 | ret = lbs_reset_device(priv); |
876c9d3a MT |
388 | msleep(10); |
389 | } | |
3874d0fe HS |
390 | |
391 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
392 | ||
876c9d3a MT |
393 | return ret; |
394 | } | |
395 | ||
396 | /** | |
397 | * @brief This function transfer the data to the device. | |
10078321 | 398 | * @param priv pointer to lbs_private |
876c9d3a MT |
399 | * @param payload pointer to payload data |
400 | * @param nb data length | |
401 | * @return 0 or -1 | |
402 | */ | |
954ee164 | 403 | static int usb_tx_block(struct usb_card_rec *cardp, u8 * payload, u16 nb) |
876c9d3a | 404 | { |
876c9d3a MT |
405 | int ret = -1; |
406 | ||
407 | /* check if device is removed */ | |
954ee164 | 408 | if (cardp->surprise_removed) { |
9012b28a | 409 | lbs_deb_usbd(&cardp->udev->dev, "Device removed\n"); |
876c9d3a MT |
410 | goto tx_ret; |
411 | } | |
412 | ||
413 | usb_fill_bulk_urb(cardp->tx_urb, cardp->udev, | |
414 | usb_sndbulkpipe(cardp->udev, | |
415 | cardp->bulk_out_endpointAddr), | |
954ee164 | 416 | payload, nb, if_usb_write_bulk_callback, cardp); |
876c9d3a MT |
417 | |
418 | cardp->tx_urb->transfer_flags |= URB_ZERO_PACKET; | |
419 | ||
420 | if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) { | |
421 | /* transfer failed */ | |
9012b28a | 422 | lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed\n"); |
876c9d3a MT |
423 | ret = -1; |
424 | } else { | |
9012b28a | 425 | /* lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb success\n"); */ |
876c9d3a MT |
426 | ret = 0; |
427 | } | |
428 | ||
429 | tx_ret: | |
430 | return ret; | |
431 | } | |
432 | ||
954ee164 DW |
433 | static int __if_usb_submit_rx_urb(struct usb_card_rec *cardp, |
434 | void (*callbackfn)(struct urb *urb)) | |
876c9d3a | 435 | { |
876c9d3a MT |
436 | struct sk_buff *skb; |
437 | struct read_cb_info *rinfo = &cardp->rinfo; | |
438 | int ret = -1; | |
439 | ||
440 | if (!(skb = dev_alloc_skb(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE))) { | |
441 | lbs_pr_err("No free skb\n"); | |
442 | goto rx_ret; | |
443 | } | |
444 | ||
445 | rinfo->skb = skb; | |
446 | ||
447 | /* Fill the receive configuration URB and initialise the Rx call back */ | |
448 | usb_fill_bulk_urb(cardp->rx_urb, cardp->udev, | |
449 | usb_rcvbulkpipe(cardp->udev, | |
450 | cardp->bulk_in_endpointAddr), | |
4269e2ad | 451 | (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET), |
876c9d3a MT |
452 | MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn, |
453 | rinfo); | |
454 | ||
455 | cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET; | |
456 | ||
9012b28a | 457 | /* lbs_deb_usbd(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); */ |
876c9d3a MT |
458 | if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) { |
459 | /* handle failure conditions */ | |
9012b28a | 460 | lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed\n"); |
876c9d3a MT |
461 | ret = -1; |
462 | } else { | |
9012b28a | 463 | /* lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB success\n"); */ |
876c9d3a MT |
464 | ret = 0; |
465 | } | |
466 | ||
467 | rx_ret: | |
468 | return ret; | |
469 | } | |
470 | ||
954ee164 | 471 | static int if_usb_submit_rx_urb_fwload(struct usb_card_rec *cardp) |
876c9d3a | 472 | { |
954ee164 | 473 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload); |
876c9d3a MT |
474 | } |
475 | ||
954ee164 | 476 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp) |
876c9d3a | 477 | { |
954ee164 | 478 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive); |
876c9d3a MT |
479 | } |
480 | ||
481 | static void if_usb_receive_fwload(struct urb *urb) | |
482 | { | |
483 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 484 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 485 | struct usb_card_rec *cardp = (struct usb_card_rec *)rinfo->cardp; |
876c9d3a MT |
486 | struct fwsyncheader *syncfwheader; |
487 | struct bootcmdrespStr bootcmdresp; | |
488 | ||
489 | if (urb->status) { | |
9012b28a | 490 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
491 | "URB status is failed during fw load\n"); |
492 | kfree_skb(skb); | |
493 | return; | |
494 | } | |
495 | ||
496 | if (cardp->bootcmdresp == 0) { | |
497 | memcpy (&bootcmdresp, skb->data + IPFIELD_ALIGN_OFFSET, | |
498 | sizeof(bootcmdresp)); | |
981f187b | 499 | if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) { |
876c9d3a | 500 | kfree_skb(skb); |
954ee164 | 501 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a | 502 | cardp->bootcmdresp = 1; |
9012b28a | 503 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
504 | "Received valid boot command response\n"); |
505 | return; | |
506 | } | |
981f187b | 507 | if (bootcmdresp.u32magicnumber != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) { |
876c9d3a MT |
508 | lbs_pr_info( |
509 | "boot cmd response wrong magic number (0x%x)\n", | |
981f187b | 510 | le32_to_cpu(bootcmdresp.u32magicnumber)); |
876c9d3a MT |
511 | } else if (bootcmdresp.u8cmd_tag != BOOT_CMD_FW_BY_USB) { |
512 | lbs_pr_info( | |
513 | "boot cmd response cmd_tag error (%d)\n", | |
514 | bootcmdresp.u8cmd_tag); | |
515 | } else if (bootcmdresp.u8result != BOOT_CMD_RESP_OK) { | |
516 | lbs_pr_info( | |
517 | "boot cmd response result error (%d)\n", | |
518 | bootcmdresp.u8result); | |
519 | } else { | |
520 | cardp->bootcmdresp = 1; | |
9012b28a | 521 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
522 | "Received valid boot command response\n"); |
523 | } | |
524 | kfree_skb(skb); | |
954ee164 | 525 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
526 | return; |
527 | } | |
528 | ||
529 | syncfwheader = kmalloc(sizeof(struct fwsyncheader), GFP_ATOMIC); | |
530 | if (!syncfwheader) { | |
9012b28a | 531 | lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n"); |
876c9d3a MT |
532 | kfree_skb(skb); |
533 | return; | |
534 | } | |
535 | ||
536 | memcpy(syncfwheader, skb->data + IPFIELD_ALIGN_OFFSET, | |
537 | sizeof(struct fwsyncheader)); | |
538 | ||
539 | if (!syncfwheader->cmd) { | |
9012b28a HS |
540 | /* |
541 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 542 | "FW received Blk with correct CRC\n"); |
9012b28a | 543 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
544 | "FW received Blk seqnum = %d\n", |
545 | syncfwheader->seqnum); | |
9012b28a | 546 | */ |
876c9d3a MT |
547 | cardp->CRC_OK = 1; |
548 | } else { | |
9012b28a | 549 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
550 | "FW received Blk with CRC error\n"); |
551 | cardp->CRC_OK = 0; | |
552 | } | |
553 | ||
554 | kfree_skb(skb); | |
555 | ||
556 | if (cardp->fwfinalblk) { | |
557 | cardp->fwdnldover = 1; | |
558 | goto exit; | |
559 | } | |
560 | ||
954ee164 | 561 | if_prog_firmware(cardp); |
876c9d3a | 562 | |
954ee164 | 563 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
564 | exit: |
565 | kfree(syncfwheader); | |
566 | ||
567 | return; | |
568 | ||
569 | } | |
570 | ||
571 | #define MRVDRV_MIN_PKT_LEN 30 | |
572 | ||
573 | static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb, | |
574 | struct usb_card_rec *cardp, | |
10078321 | 575 | lbs_private *priv) |
876c9d3a MT |
576 | { |
577 | if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + | |
578 | MESSAGE_HEADER_LEN || recvlength < MRVDRV_MIN_PKT_LEN) { | |
9012b28a | 579 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
580 | "Packet length is Invalid\n"); |
581 | kfree_skb(skb); | |
582 | return; | |
583 | } | |
584 | ||
585 | skb_reserve(skb, IPFIELD_ALIGN_OFFSET); | |
586 | skb_put(skb, recvlength); | |
587 | skb_pull(skb, MESSAGE_HEADER_LEN); | |
10078321 | 588 | lbs_process_rxed_packet(priv, skb); |
634b8f49 | 589 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a MT |
590 | } |
591 | ||
592 | static inline void process_cmdrequest(int recvlength, u8 *recvbuff, | |
593 | struct sk_buff *skb, | |
594 | struct usb_card_rec *cardp, | |
10078321 | 595 | lbs_private *priv) |
876c9d3a MT |
596 | { |
597 | u8 *cmdbuf; | |
598 | if (recvlength > MRVDRV_SIZE_OF_CMD_BUFFER) { | |
9012b28a | 599 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
600 | "The receive buffer is too large\n"); |
601 | kfree_skb(skb); | |
602 | return; | |
603 | } | |
604 | ||
605 | if (!in_interrupt()) | |
606 | BUG(); | |
607 | ||
608 | spin_lock(&priv->adapter->driver_lock); | |
609 | /* take care of cur_cmd = NULL case by reading the | |
610 | * data to clear the interrupt */ | |
611 | if (!priv->adapter->cur_cmd) { | |
634b8f49 | 612 | cmdbuf = priv->upld_buf; |
c95c7f93 | 613 | priv->adapter->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY; |
876c9d3a MT |
614 | } else |
615 | cmdbuf = priv->adapter->cur_cmd->bufvirtualaddr; | |
616 | ||
c95c7f93 | 617 | cardp->usb_int_cause |= MRVDRV_CMD_UPLD_RDY; |
634b8f49 | 618 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a | 619 | memcpy(cmdbuf, recvbuff + MESSAGE_HEADER_LEN, |
634b8f49 | 620 | priv->upld_len); |
876c9d3a MT |
621 | |
622 | kfree_skb(skb); | |
10078321 | 623 | lbs_interrupt(priv->dev); |
876c9d3a MT |
624 | spin_unlock(&priv->adapter->driver_lock); |
625 | ||
9012b28a | 626 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
627 | "Wake up main thread to handle cmd response\n"); |
628 | ||
629 | return; | |
630 | } | |
631 | ||
632 | /** | |
633 | * @brief This function reads of the packet into the upload buff, | |
634 | * wake up the main thread and initialise the Rx callack. | |
635 | * | |
636 | * @param urb pointer to struct urb | |
637 | * @return N/A | |
638 | */ | |
639 | static void if_usb_receive(struct urb *urb) | |
640 | { | |
641 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 642 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 643 | struct usb_card_rec *cardp = (struct usb_card_rec *) rinfo->cardp; |
10078321 | 644 | lbs_private * priv = cardp->priv; |
876c9d3a MT |
645 | |
646 | int recvlength = urb->actual_length; | |
647 | u8 *recvbuff = NULL; | |
8362cd41 | 648 | u32 recvtype = 0; |
876c9d3a | 649 | |
9012b28a | 650 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
651 | |
652 | if (recvlength) { | |
8362cd41 DW |
653 | __le32 tmp; |
654 | ||
876c9d3a | 655 | if (urb->status) { |
9012b28a | 656 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
657 | "URB status is failed\n"); |
658 | kfree_skb(skb); | |
659 | goto setup_for_next; | |
660 | } | |
661 | ||
662 | recvbuff = skb->data + IPFIELD_ALIGN_OFFSET; | |
8362cd41 DW |
663 | memcpy(&tmp, recvbuff, sizeof(u32)); |
664 | recvtype = le32_to_cpu(tmp); | |
9012b28a | 665 | lbs_deb_usbd(&cardp->udev->dev, |
8362cd41 DW |
666 | "Recv length = 0x%x, Recv type = 0x%X\n", |
667 | recvlength, recvtype); | |
876c9d3a MT |
668 | } else if (urb->status) |
669 | goto rx_exit; | |
670 | ||
876c9d3a MT |
671 | switch (recvtype) { |
672 | case CMD_TYPE_DATA: | |
673 | process_cmdtypedata(recvlength, skb, cardp, priv); | |
674 | break; | |
675 | ||
676 | case CMD_TYPE_REQUEST: | |
677 | process_cmdrequest(recvlength, recvbuff, skb, cardp, priv); | |
678 | break; | |
679 | ||
680 | case CMD_TYPE_INDICATION: | |
681 | /* Event cause handling */ | |
682 | spin_lock(&priv->adapter->driver_lock); | |
981f187b | 683 | cardp->usb_event_cause = le32_to_cpu(*(__le32 *) (recvbuff + MESSAGE_HEADER_LEN)); |
9012b28a | 684 | lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n", |
876c9d3a MT |
685 | cardp->usb_event_cause); |
686 | if (cardp->usb_event_cause & 0xffff0000) { | |
10078321 | 687 | lbs_send_tx_feedback(priv); |
12a4d265 | 688 | spin_unlock(&priv->adapter->driver_lock); |
876c9d3a MT |
689 | break; |
690 | } | |
981f187b | 691 | cardp->usb_event_cause <<= 3; |
c95c7f93 | 692 | cardp->usb_int_cause |= MRVDRV_CARDEVENT; |
876c9d3a | 693 | kfree_skb(skb); |
10078321 | 694 | lbs_interrupt(priv->dev); |
876c9d3a MT |
695 | spin_unlock(&priv->adapter->driver_lock); |
696 | goto rx_exit; | |
697 | default: | |
8362cd41 DW |
698 | lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n", |
699 | recvtype); | |
876c9d3a MT |
700 | kfree_skb(skb); |
701 | break; | |
702 | } | |
703 | ||
704 | setup_for_next: | |
954ee164 | 705 | if_usb_submit_rx_urb(cardp); |
876c9d3a | 706 | rx_exit: |
9012b28a | 707 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
708 | } |
709 | ||
710 | /** | |
711 | * @brief This function downloads data to FW | |
10078321 | 712 | * @param priv pointer to lbs_private structure |
876c9d3a MT |
713 | * @param type type of data |
714 | * @param buf pointer to data buffer | |
715 | * @param len number of bytes | |
716 | * @return 0 or -1 | |
717 | */ | |
10078321 | 718 | static int if_usb_host_to_card(lbs_private *priv, u8 type, u8 *payload, u16 nb) |
876c9d3a | 719 | { |
634b8f49 | 720 | struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; |
876c9d3a | 721 | |
9012b28a HS |
722 | lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type); |
723 | lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb); | |
876c9d3a MT |
724 | |
725 | if (type == MVMS_CMD) { | |
8362cd41 | 726 | __le32 tmp = cpu_to_le32(CMD_TYPE_REQUEST); |
634b8f49 | 727 | priv->dnld_sent = DNLD_CMD_SENT; |
876c9d3a MT |
728 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
729 | MESSAGE_HEADER_LEN); | |
730 | ||
731 | } else { | |
8362cd41 | 732 | __le32 tmp = cpu_to_le32(CMD_TYPE_DATA); |
634b8f49 | 733 | priv->dnld_sent = DNLD_DATA_SENT; |
876c9d3a MT |
734 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
735 | MESSAGE_HEADER_LEN); | |
736 | } | |
737 | ||
738 | memcpy((cardp->bulk_out_buffer + MESSAGE_HEADER_LEN), payload, nb); | |
739 | ||
954ee164 | 740 | return usb_tx_block(cardp, cardp->bulk_out_buffer, |
8362cd41 | 741 | nb + MESSAGE_HEADER_LEN); |
876c9d3a MT |
742 | } |
743 | ||
744 | /* called with adapter->driver_lock held */ | |
10078321 | 745 | static int if_usb_get_int_status(lbs_private *priv, u8 *ireg) |
876c9d3a | 746 | { |
634b8f49 | 747 | struct usb_card_rec *cardp = priv->card; |
876c9d3a MT |
748 | |
749 | *ireg = cardp->usb_int_cause; | |
750 | cardp->usb_int_cause = 0; | |
751 | ||
9012b28a | 752 | lbs_deb_usbd(&cardp->udev->dev,"Int cause is 0x%X\n", *ireg); |
876c9d3a MT |
753 | |
754 | return 0; | |
755 | } | |
756 | ||
10078321 | 757 | static int if_usb_read_event_cause(lbs_private * priv) |
876c9d3a | 758 | { |
634b8f49 | 759 | struct usb_card_rec *cardp = priv->card; |
954ee164 | 760 | |
876c9d3a MT |
761 | priv->adapter->eventcause = cardp->usb_event_cause; |
762 | /* Re-submit rx urb here to avoid event lost issue */ | |
954ee164 | 763 | if_usb_submit_rx_urb(cardp); |
876c9d3a MT |
764 | return 0; |
765 | } | |
766 | ||
9e22cb67 DW |
767 | /** |
768 | * @brief This function issues Boot command to the Boot2 code | |
769 | * @param ivalue 1:Boot from FW by USB-Download | |
770 | * 2:Boot from FW in EEPROM | |
771 | * @return 0 | |
772 | */ | |
954ee164 | 773 | static int if_usb_issue_boot_command(struct usb_card_rec *cardp, int ivalue) |
9e22cb67 | 774 | { |
954ee164 | 775 | struct bootcmdstr sbootcmd; |
9e22cb67 DW |
776 | int i; |
777 | ||
778 | /* Prepare command */ | |
779 | sbootcmd.u32magicnumber = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER); | |
780 | sbootcmd.u8cmd_tag = ivalue; | |
781 | for (i=0; i<11; i++) | |
782 | sbootcmd.au8dumy[i]=0x00; | |
783 | memcpy(cardp->bulk_out_buffer, &sbootcmd, sizeof(struct bootcmdstr)); | |
784 | ||
785 | /* Issue command */ | |
954ee164 | 786 | usb_tx_block(cardp, cardp->bulk_out_buffer, sizeof(struct bootcmdstr)); |
9e22cb67 DW |
787 | |
788 | return 0; | |
789 | } | |
876c9d3a MT |
790 | |
791 | ||
954ee164 DW |
792 | /** |
793 | * @brief This function checks the validity of Boot2/FW image. | |
794 | * | |
795 | * @param data pointer to image | |
796 | * len image length | |
797 | * @return 0 or -1 | |
798 | */ | |
799 | static int check_fwfile_format(u8 *data, u32 totlen) | |
800 | { | |
801 | u32 bincmd, exit; | |
802 | u32 blksize, offset, len; | |
803 | int ret; | |
804 | ||
805 | ret = 1; | |
806 | exit = len = 0; | |
807 | ||
808 | do { | |
809 | struct fwheader *fwh = (void *)data; | |
810 | ||
811 | bincmd = le32_to_cpu(fwh->dnldcmd); | |
812 | blksize = le32_to_cpu(fwh->datalength); | |
813 | switch (bincmd) { | |
814 | case FW_HAS_DATA_TO_RECV: | |
815 | offset = sizeof(struct fwheader) + blksize; | |
816 | data += offset; | |
817 | len += offset; | |
818 | if (len >= totlen) | |
819 | exit = 1; | |
820 | break; | |
821 | case FW_HAS_LAST_BLOCK: | |
822 | exit = 1; | |
823 | ret = 0; | |
824 | break; | |
825 | default: | |
826 | exit = 1; | |
827 | break; | |
828 | } | |
829 | } while (!exit); | |
830 | ||
831 | if (ret) | |
832 | lbs_pr_err("firmware file format check FAIL\n"); | |
833 | else | |
834 | lbs_deb_fw("firmware file format check PASS\n"); | |
835 | ||
836 | return ret; | |
837 | } | |
838 | ||
839 | ||
840 | static int if_usb_prog_firmware(struct usb_card_rec *cardp) | |
876c9d3a | 841 | { |
876c9d3a MT |
842 | int i = 0; |
843 | static int reset_count = 10; | |
9012b28a | 844 | int ret = 0; |
876c9d3a | 845 | |
9012b28a | 846 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a | 847 | |
10078321 | 848 | if ((ret = request_firmware(&cardp->fw, lbs_fw_name, |
954ee164 DW |
849 | &cardp->udev->dev)) < 0) { |
850 | lbs_pr_err("request_firmware() failed with %#x\n", ret); | |
10078321 | 851 | lbs_pr_err("firmware %s not found\n", lbs_fw_name); |
954ee164 DW |
852 | goto done; |
853 | } | |
854 | ||
855 | if (check_fwfile_format(cardp->fw->data, cardp->fw->size)) | |
856 | goto release_fw; | |
876c9d3a MT |
857 | |
858 | restart: | |
954ee164 | 859 | if (if_usb_submit_rx_urb_fwload(cardp) < 0) { |
9012b28a HS |
860 | lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n"); |
861 | ret = -1; | |
954ee164 | 862 | goto release_fw; |
876c9d3a MT |
863 | } |
864 | ||
876c9d3a MT |
865 | cardp->bootcmdresp = 0; |
866 | do { | |
867 | int j = 0; | |
868 | i++; | |
869 | /* Issue Boot command = 1, Boot from Download-FW */ | |
954ee164 | 870 | if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB); |
876c9d3a MT |
871 | /* wait for command response */ |
872 | do { | |
873 | j++; | |
874 | msleep_interruptible(100); | |
875 | } while (cardp->bootcmdresp == 0 && j < 10); | |
876 | } while (cardp->bootcmdresp == 0 && i < 5); | |
877 | ||
878 | if (cardp->bootcmdresp == 0) { | |
879 | if (--reset_count >= 0) { | |
954ee164 | 880 | if_usb_reset_device(cardp); |
876c9d3a MT |
881 | goto restart; |
882 | } | |
883 | return -1; | |
884 | } | |
876c9d3a MT |
885 | |
886 | i = 0; | |
876c9d3a MT |
887 | |
888 | cardp->totalbytes = 0; | |
889 | cardp->fwlastblksent = 0; | |
890 | cardp->CRC_OK = 1; | |
891 | cardp->fwdnldover = 0; | |
892 | cardp->fwseqnum = -1; | |
893 | cardp->totalbytes = 0; | |
894 | cardp->fwfinalblk = 0; | |
895 | ||
954ee164 | 896 | if_prog_firmware(cardp); |
876c9d3a MT |
897 | |
898 | do { | |
9012b28a | 899 | lbs_deb_usbd(&cardp->udev->dev,"Wlan sched timeout\n"); |
876c9d3a MT |
900 | i++; |
901 | msleep_interruptible(100); | |
954ee164 | 902 | if (cardp->surprise_removed || i >= 20) |
876c9d3a MT |
903 | break; |
904 | } while (!cardp->fwdnldover); | |
905 | ||
906 | if (!cardp->fwdnldover) { | |
907 | lbs_pr_info("failed to load fw, resetting device!\n"); | |
908 | if (--reset_count >= 0) { | |
954ee164 | 909 | if_usb_reset_device(cardp); |
876c9d3a MT |
910 | goto restart; |
911 | } | |
912 | ||
913 | lbs_pr_info("FW download failure, time = %d ms\n", i * 100); | |
9012b28a | 914 | ret = -1; |
954ee164 | 915 | goto release_fw; |
876c9d3a MT |
916 | } |
917 | ||
954ee164 DW |
918 | release_fw: |
919 | release_firmware(cardp->fw); | |
920 | cardp->fw = NULL; | |
876c9d3a | 921 | |
9012b28a HS |
922 | done: |
923 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
924 | return ret; | |
876c9d3a MT |
925 | } |
926 | ||
1df4e8fe | 927 | |
876c9d3a MT |
928 | #ifdef CONFIG_PM |
929 | static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) | |
930 | { | |
931 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
10078321 | 932 | lbs_private *priv = cardp->priv; |
876c9d3a | 933 | |
9012b28a | 934 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
935 | |
936 | if (priv->adapter->psstate != PS_STATE_FULL_POWER) | |
937 | return -1; | |
938 | ||
d21b31fd LCC |
939 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
940 | /* Mesh autostart must be activated while sleeping | |
941 | * On resume it will go back to the current state | |
942 | */ | |
943 | struct cmd_ds_mesh_access mesh_access; | |
944 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
945 | mesh_access.data[0] = cpu_to_le32(1); | |
10078321 | 946 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
947 | CMD_MESH_ACCESS, |
948 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
949 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
950 | } | |
951 | ||
876c9d3a | 952 | netif_device_detach(cardp->eth_dev); |
51d84f50 | 953 | netif_device_detach(priv->mesh_dev); |
876c9d3a MT |
954 | |
955 | /* Unlink tx & rx urb */ | |
956 | usb_kill_urb(cardp->tx_urb); | |
957 | usb_kill_urb(cardp->rx_urb); | |
958 | ||
959 | cardp->rx_urb_recall = 1; | |
960 | ||
9012b28a | 961 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
962 | return 0; |
963 | } | |
964 | ||
965 | static int if_usb_resume(struct usb_interface *intf) | |
966 | { | |
967 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
10078321 | 968 | lbs_private *priv = cardp->priv; |
876c9d3a | 969 | |
9012b28a | 970 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
971 | |
972 | cardp->rx_urb_recall = 0; | |
973 | ||
974 | if_usb_submit_rx_urb(cardp->priv); | |
975 | ||
976 | netif_device_attach(cardp->eth_dev); | |
51d84f50 | 977 | netif_device_attach(priv->mesh_dev); |
876c9d3a | 978 | |
d21b31fd LCC |
979 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
980 | /* Mesh autostart was activated while sleeping | |
981 | * Disable it if appropriate | |
982 | */ | |
983 | struct cmd_ds_mesh_access mesh_access; | |
984 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
985 | mesh_access.data[0] = cpu_to_le32(0); | |
10078321 | 986 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
987 | CMD_MESH_ACCESS, |
988 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
989 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
990 | } | |
991 | ||
9012b28a | 992 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
993 | return 0; |
994 | } | |
995 | #else | |
996 | #define if_usb_suspend NULL | |
997 | #define if_usb_resume NULL | |
998 | #endif | |
999 | ||
1000 | static struct usb_driver if_usb_driver = { | |
1001 | /* driver name */ | |
1002 | .name = usbdriver_name, | |
1003 | /* probe function name */ | |
1004 | .probe = if_usb_probe, | |
1005 | /* disconnect function name */ | |
1006 | .disconnect = if_usb_disconnect, | |
1007 | /* device signature table */ | |
1008 | .id_table = if_usb_table, | |
1009 | .suspend = if_usb_suspend, | |
1010 | .resume = if_usb_resume, | |
1011 | }; | |
1012 | ||
4fb910fd | 1013 | static int __init if_usb_init_module(void) |
876c9d3a | 1014 | { |
084708b6 | 1015 | int ret = 0; |
876c9d3a | 1016 | |
084708b6 HS |
1017 | lbs_deb_enter(LBS_DEB_MAIN); |
1018 | ||
084708b6 HS |
1019 | ret = usb_register(&if_usb_driver); |
1020 | ||
1021 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
1022 | return ret; | |
876c9d3a MT |
1023 | } |
1024 | ||
4fb910fd | 1025 | static void __exit if_usb_exit_module(void) |
876c9d3a | 1026 | { |
084708b6 HS |
1027 | lbs_deb_enter(LBS_DEB_MAIN); |
1028 | ||
876c9d3a | 1029 | usb_deregister(&if_usb_driver); |
084708b6 HS |
1030 | |
1031 | lbs_deb_leave(LBS_DEB_MAIN); | |
876c9d3a | 1032 | } |
084708b6 HS |
1033 | |
1034 | module_init(if_usb_init_module); | |
1035 | module_exit(if_usb_exit_module); | |
1036 | ||
1037 | MODULE_DESCRIPTION("8388 USB WLAN Driver"); | |
1038 | MODULE_AUTHOR("Marvell International Ltd."); | |
1039 | MODULE_LICENSE("GPL"); |