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 | ||
82209adc | 20 | static char *lbs_fw_name = "usb8388.bin"; |
10078321 | 21 | module_param_named(fw_name, lbs_fw_name, charp, 0644); |
084708b6 | 22 | |
876c9d3a MT |
23 | static struct usb_device_id if_usb_table[] = { |
24 | /* Enter the device signature inside */ | |
66fcc559 HS |
25 | { USB_DEVICE(0x1286, 0x2001) }, |
26 | { USB_DEVICE(0x05a3, 0x8388) }, | |
876c9d3a MT |
27 | {} /* Terminating entry */ |
28 | }; | |
29 | ||
30 | MODULE_DEVICE_TABLE(usb, if_usb_table); | |
31 | ||
32 | static void if_usb_receive(struct urb *urb); | |
33 | static void if_usb_receive_fwload(struct urb *urb); | |
954ee164 | 34 | static int if_usb_prog_firmware(struct usb_card_rec *cardp); |
10078321 HS |
35 | static int if_usb_host_to_card(lbs_private *priv, u8 type, u8 *payload, u16 nb); |
36 | static int if_usb_get_int_status(lbs_private *priv, u8 *); | |
37 | static int if_usb_read_event_cause(lbs_private *); | |
954ee164 | 38 | static int usb_tx_block(struct usb_card_rec *cardp, u8 *payload, u16 nb); |
ac558ca2 | 39 | static void if_usb_free(struct usb_card_rec *cardp); |
954ee164 DW |
40 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp); |
41 | static int if_usb_reset_device(struct usb_card_rec *cardp); | |
876c9d3a MT |
42 | |
43 | /** | |
44 | * @brief call back function to handle the status of the URB | |
45 | * @param urb pointer to urb structure | |
46 | * @return N/A | |
47 | */ | |
48 | static void if_usb_write_bulk_callback(struct urb *urb) | |
49 | { | |
954ee164 | 50 | struct usb_card_rec *cardp = (struct usb_card_rec *) urb->context; |
876c9d3a MT |
51 | |
52 | /* handle the transmission complete validations */ | |
53 | ||
954ee164 | 54 | if (urb->status == 0) { |
10078321 | 55 | lbs_private *priv = cardp->priv; |
954ee164 | 56 | |
9012b28a HS |
57 | /* |
58 | lbs_deb_usbd(&urb->dev->dev, "URB status is successfull\n"); | |
59 | lbs_deb_usbd(&urb->dev->dev, "Actual length transmitted %d\n", | |
876c9d3a | 60 | urb->actual_length); |
9012b28a | 61 | */ |
954ee164 DW |
62 | |
63 | /* Used for both firmware TX and regular TX. priv isn't | |
64 | * valid at firmware load time. | |
65 | */ | |
66 | if (priv) { | |
10078321 | 67 | lbs_adapter *adapter = priv->adapter; |
954ee164 DW |
68 | struct net_device *dev = priv->dev; |
69 | ||
70 | priv->dnld_sent = DNLD_RES_RECEIVED; | |
71 | ||
72 | /* Wake main thread if commands are pending */ | |
73 | if (!adapter->cur_cmd) | |
74 | wake_up_interruptible(&priv->waitq); | |
75 | ||
01d77d8d | 76 | if (adapter->connect_status == LBS_CONNECTED) |
954ee164 | 77 | netif_wake_queue(dev); |
01d77d8d BD |
78 | |
79 | if (priv->mesh_dev && (adapter->mesh_connect_status == LBS_CONNECTED)) | |
954ee164 | 80 | netif_wake_queue(priv->mesh_dev); |
51d84f50 | 81 | } |
954ee164 DW |
82 | } else { |
83 | /* print the failure status number for debug */ | |
84 | lbs_pr_info("URB in failure status: %d\n", urb->status); | |
876c9d3a MT |
85 | } |
86 | ||
87 | return; | |
88 | } | |
89 | ||
90 | /** | |
91 | * @brief free tx/rx urb, skb and rx buffer | |
92 | * @param cardp pointer usb_card_rec | |
93 | * @return N/A | |
94 | */ | |
ac558ca2 | 95 | static void if_usb_free(struct usb_card_rec *cardp) |
876c9d3a | 96 | { |
9012b28a | 97 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
98 | |
99 | /* Unlink tx & rx urb */ | |
100 | usb_kill_urb(cardp->tx_urb); | |
101 | usb_kill_urb(cardp->rx_urb); | |
102 | ||
103 | usb_free_urb(cardp->tx_urb); | |
104 | cardp->tx_urb = NULL; | |
105 | ||
106 | usb_free_urb(cardp->rx_urb); | |
107 | cardp->rx_urb = NULL; | |
108 | ||
109 | kfree(cardp->bulk_out_buffer); | |
110 | cardp->bulk_out_buffer = NULL; | |
111 | ||
9012b28a | 112 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
113 | } |
114 | ||
115 | /** | |
116 | * @brief sets the configuration values | |
117 | * @param ifnum interface number | |
118 | * @param id pointer to usb_device_id | |
119 | * @return 0 on success, error code on failure | |
120 | */ | |
121 | static int if_usb_probe(struct usb_interface *intf, | |
122 | const struct usb_device_id *id) | |
123 | { | |
124 | struct usb_device *udev; | |
125 | struct usb_host_interface *iface_desc; | |
126 | struct usb_endpoint_descriptor *endpoint; | |
10078321 | 127 | lbs_private *priv; |
435a1acb | 128 | struct usb_card_rec *cardp; |
876c9d3a MT |
129 | int i; |
130 | ||
131 | udev = interface_to_usbdev(intf); | |
132 | ||
435a1acb HS |
133 | cardp = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); |
134 | if (!cardp) { | |
876c9d3a MT |
135 | lbs_pr_err("Out of memory allocating private data.\n"); |
136 | goto error; | |
137 | } | |
138 | ||
435a1acb | 139 | cardp->udev = udev; |
876c9d3a MT |
140 | iface_desc = intf->cur_altsetting; |
141 | ||
9012b28a | 142 | lbs_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X" |
876c9d3a | 143 | " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n", |
981f187b DW |
144 | le16_to_cpu(udev->descriptor.bcdUSB), |
145 | udev->descriptor.bDeviceClass, | |
146 | udev->descriptor.bDeviceSubClass, | |
147 | udev->descriptor.bDeviceProtocol); | |
876c9d3a MT |
148 | |
149 | for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { | |
150 | endpoint = &iface_desc->endpoint[i].desc; | |
151 | if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) | |
152 | && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == | |
153 | USB_ENDPOINT_XFER_BULK)) { | |
154 | /* we found a bulk in endpoint */ | |
9012b28a | 155 | lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n", |
981f187b DW |
156 | le16_to_cpu(endpoint->wMaxPacketSize)); |
157 | if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) { | |
9012b28a | 158 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
159 | "Rx URB allocation failed\n"); |
160 | goto dealloc; | |
161 | } | |
435a1acb | 162 | cardp->rx_urb_recall = 0; |
876c9d3a | 163 | |
435a1acb | 164 | cardp->bulk_in_size = |
981f187b | 165 | le16_to_cpu(endpoint->wMaxPacketSize); |
435a1acb | 166 | cardp->bulk_in_endpointAddr = |
876c9d3a MT |
167 | (endpoint-> |
168 | bEndpointAddress & USB_ENDPOINT_NUMBER_MASK); | |
9012b28a | 169 | lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n", |
876c9d3a MT |
170 | endpoint->bEndpointAddress); |
171 | } | |
172 | ||
173 | if (((endpoint-> | |
174 | bEndpointAddress & USB_ENDPOINT_DIR_MASK) == | |
175 | USB_DIR_OUT) | |
176 | && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == | |
177 | USB_ENDPOINT_XFER_BULK)) { | |
178 | /* We found bulk out endpoint */ | |
981f187b | 179 | if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) { |
9012b28a | 180 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
181 | "Tx URB allocation failed\n"); |
182 | goto dealloc; | |
183 | } | |
184 | ||
435a1acb | 185 | cardp->bulk_out_size = |
981f187b | 186 | le16_to_cpu(endpoint->wMaxPacketSize); |
9012b28a | 187 | lbs_deb_usbd(&udev->dev, |
981f187b DW |
188 | "Bulk out size is %d\n", |
189 | le16_to_cpu(endpoint->wMaxPacketSize)); | |
435a1acb | 190 | cardp->bulk_out_endpointAddr = |
876c9d3a | 191 | endpoint->bEndpointAddress; |
9012b28a | 192 | lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n", |
876c9d3a | 193 | endpoint->bEndpointAddress); |
435a1acb | 194 | cardp->bulk_out_buffer = |
876c9d3a MT |
195 | kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE, |
196 | GFP_KERNEL); | |
197 | ||
435a1acb | 198 | if (!cardp->bulk_out_buffer) { |
9012b28a | 199 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
200 | "Could not allocate buffer\n"); |
201 | goto dealloc; | |
202 | } | |
203 | } | |
204 | } | |
205 | ||
954ee164 DW |
206 | /* Upload firmware */ |
207 | cardp->rinfo.cardp = cardp; | |
208 | if (if_usb_prog_firmware(cardp)) { | |
209 | lbs_deb_usbd(&udev->dev, "FW upload failed"); | |
210 | goto err_prog_firmware; | |
211 | } | |
212 | ||
10078321 | 213 | if (!(priv = lbs_add_card(cardp, &udev->dev))) |
954ee164 | 214 | goto err_prog_firmware; |
3874d0fe | 215 | |
954ee164 | 216 | cardp->priv = priv; |
965f8bbc | 217 | |
10078321 | 218 | if (lbs_add_mesh(priv, &udev->dev)) |
6a812157 | 219 | goto err_add_mesh; |
51d84f50 | 220 | |
954ee164 DW |
221 | cardp->eth_dev = priv->dev; |
222 | ||
208fdd2f HS |
223 | priv->hw_host_to_card = if_usb_host_to_card; |
224 | priv->hw_get_int_status = if_usb_get_int_status; | |
225 | priv->hw_read_event_cause = if_usb_read_event_cause; | |
63f0023b | 226 | priv->boot2_version = udev->descriptor.bcdDevice; |
208fdd2f | 227 | |
954ee164 DW |
228 | /* Delay 200 ms to waiting for the FW ready */ |
229 | if_usb_submit_rx_urb(cardp); | |
230 | msleep_interruptible(200); | |
231 | priv->adapter->fw_ready = 1; | |
232 | ||
10078321 | 233 | if (lbs_start_card(priv)) |
954ee164 | 234 | goto err_start_card; |
32a74b7c | 235 | |
876c9d3a | 236 | usb_get_dev(udev); |
435a1acb | 237 | usb_set_intfdata(intf, cardp); |
876c9d3a | 238 | |
876c9d3a MT |
239 | return 0; |
240 | ||
954ee164 | 241 | err_start_card: |
10078321 | 242 | lbs_remove_mesh(priv); |
6a812157 | 243 | err_add_mesh: |
10078321 | 244 | lbs_remove_card(priv); |
954ee164 DW |
245 | err_prog_firmware: |
246 | if_usb_reset_device(cardp); | |
876c9d3a | 247 | dealloc: |
435a1acb | 248 | if_usb_free(cardp); |
876c9d3a MT |
249 | |
250 | error: | |
251 | return -ENOMEM; | |
252 | } | |
253 | ||
254 | /** | |
255 | * @brief free resource and cleanup | |
435a1acb | 256 | * @param intf USB interface structure |
876c9d3a MT |
257 | * @return N/A |
258 | */ | |
259 | static void if_usb_disconnect(struct usb_interface *intf) | |
260 | { | |
261 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
10078321 | 262 | lbs_private *priv = (lbs_private *) cardp->priv; |
876c9d3a | 263 | |
954ee164 | 264 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 265 | |
954ee164 DW |
266 | /* Update Surprise removed to TRUE */ |
267 | cardp->surprise_removed = 1; | |
876c9d3a | 268 | |
954ee164 | 269 | if (priv) { |
10078321 | 270 | lbs_adapter *adapter = priv->adapter; |
954ee164 DW |
271 | |
272 | adapter->surpriseremoved = 1; | |
10078321 HS |
273 | lbs_stop_card(priv); |
274 | lbs_remove_mesh(priv); | |
275 | lbs_remove_card(priv); | |
954ee164 | 276 | } |
876c9d3a | 277 | |
be13f189 AS |
278 | /* this is (apparently?) necessary for future usage of the device */ |
279 | lbs_prepare_and_send_command(priv, CMD_802_11_RESET, CMD_ACT_HALT, | |
280 | 0, 0, NULL); | |
281 | ||
876c9d3a MT |
282 | /* Unlink and free urb */ |
283 | if_usb_free(cardp); | |
284 | ||
285 | usb_set_intfdata(intf, NULL); | |
286 | usb_put_dev(interface_to_usbdev(intf)); | |
287 | ||
954ee164 | 288 | lbs_deb_leave(LBS_DEB_MAIN); |
876c9d3a MT |
289 | } |
290 | ||
291 | /** | |
292 | * @brief This function download FW | |
10078321 | 293 | * @param priv pointer to lbs_private |
876c9d3a MT |
294 | * @return 0 |
295 | */ | |
954ee164 | 296 | static int if_prog_firmware(struct usb_card_rec *cardp) |
876c9d3a | 297 | { |
876c9d3a MT |
298 | struct FWData *fwdata; |
299 | struct fwheader *fwheader; | |
954ee164 | 300 | u8 *firmware = cardp->fw->data; |
876c9d3a MT |
301 | |
302 | fwdata = kmalloc(sizeof(struct FWData), GFP_ATOMIC); | |
303 | ||
304 | if (!fwdata) | |
305 | return -1; | |
306 | ||
307 | fwheader = &fwdata->fwheader; | |
308 | ||
309 | if (!cardp->CRC_OK) { | |
310 | cardp->totalbytes = cardp->fwlastblksent; | |
311 | cardp->fwseqnum = cardp->lastseqnum - 1; | |
312 | } | |
313 | ||
9012b28a HS |
314 | /* |
315 | lbs_deb_usbd(&cardp->udev->dev, "totalbytes = %d\n", | |
876c9d3a | 316 | cardp->totalbytes); |
9012b28a | 317 | */ |
876c9d3a MT |
318 | |
319 | memcpy(fwheader, &firmware[cardp->totalbytes], | |
320 | sizeof(struct fwheader)); | |
321 | ||
322 | cardp->fwlastblksent = cardp->totalbytes; | |
323 | cardp->totalbytes += sizeof(struct fwheader); | |
324 | ||
9012b28a | 325 | /* lbs_deb_usbd(&cardp->udev->dev,"Copy Data\n"); */ |
876c9d3a | 326 | memcpy(fwdata->data, &firmware[cardp->totalbytes], |
981f187b | 327 | le32_to_cpu(fwdata->fwheader.datalength)); |
876c9d3a | 328 | |
9012b28a HS |
329 | /* |
330 | lbs_deb_usbd(&cardp->udev->dev, | |
bb793e2b | 331 | "Data length = %d\n", le32_to_cpu(fwdata->fwheader.datalength)); |
9012b28a | 332 | */ |
876c9d3a MT |
333 | |
334 | cardp->fwseqnum = cardp->fwseqnum + 1; | |
335 | ||
981f187b DW |
336 | fwdata->seqnum = cpu_to_le32(cardp->fwseqnum); |
337 | cardp->lastseqnum = cardp->fwseqnum; | |
338 | cardp->totalbytes += le32_to_cpu(fwdata->fwheader.datalength); | |
876c9d3a | 339 | |
981f187b | 340 | if (fwheader->dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) { |
9012b28a | 341 | /* |
981f187b | 342 | lbs_deb_usbd(&cardp->udev->dev, "There are data to follow\n"); |
9012b28a | 343 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
344 | "seqnum = %d totalbytes = %d\n", cardp->fwseqnum, |
345 | cardp->totalbytes); | |
9012b28a | 346 | */ |
876c9d3a | 347 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 348 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a | 349 | |
bb793e2b | 350 | } else if (fwdata->fwheader.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) { |
9012b28a HS |
351 | /* |
352 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 353 | "Host has finished FW downloading\n"); |
9012b28a | 354 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a | 355 | "Donwloading FW JUMP BLOCK\n"); |
9012b28a | 356 | */ |
876c9d3a | 357 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 358 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a MT |
359 | cardp->fwfinalblk = 1; |
360 | } | |
361 | ||
9012b28a HS |
362 | /* |
363 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a MT |
364 | "The firmware download is done size is %d\n", |
365 | cardp->totalbytes); | |
9012b28a | 366 | */ |
876c9d3a MT |
367 | |
368 | kfree(fwdata); | |
369 | ||
370 | return 0; | |
371 | } | |
372 | ||
954ee164 | 373 | static int if_usb_reset_device(struct usb_card_rec *cardp) |
876c9d3a MT |
374 | { |
375 | int ret; | |
10078321 | 376 | lbs_private * priv = cardp->priv; |
876c9d3a | 377 | |
3874d0fe HS |
378 | lbs_deb_enter(LBS_DEB_USB); |
379 | ||
eedc2a31 DW |
380 | /* Try a USB port reset first, if that fails send the reset |
381 | * command to the firmware. | |
382 | */ | |
876c9d3a | 383 | ret = usb_reset_device(cardp->udev); |
954ee164 | 384 | if (!ret && priv) { |
876c9d3a | 385 | msleep(10); |
10078321 | 386 | ret = lbs_reset_device(priv); |
876c9d3a MT |
387 | msleep(10); |
388 | } | |
3874d0fe HS |
389 | |
390 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
391 | ||
876c9d3a MT |
392 | return ret; |
393 | } | |
394 | ||
395 | /** | |
396 | * @brief This function transfer the data to the device. | |
10078321 | 397 | * @param priv pointer to lbs_private |
876c9d3a MT |
398 | * @param payload pointer to payload data |
399 | * @param nb data length | |
400 | * @return 0 or -1 | |
401 | */ | |
954ee164 | 402 | static int usb_tx_block(struct usb_card_rec *cardp, u8 * payload, u16 nb) |
876c9d3a | 403 | { |
876c9d3a MT |
404 | int ret = -1; |
405 | ||
406 | /* check if device is removed */ | |
954ee164 | 407 | if (cardp->surprise_removed) { |
9012b28a | 408 | lbs_deb_usbd(&cardp->udev->dev, "Device removed\n"); |
876c9d3a MT |
409 | goto tx_ret; |
410 | } | |
411 | ||
412 | usb_fill_bulk_urb(cardp->tx_urb, cardp->udev, | |
413 | usb_sndbulkpipe(cardp->udev, | |
414 | cardp->bulk_out_endpointAddr), | |
954ee164 | 415 | payload, nb, if_usb_write_bulk_callback, cardp); |
876c9d3a MT |
416 | |
417 | cardp->tx_urb->transfer_flags |= URB_ZERO_PACKET; | |
418 | ||
419 | if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) { | |
420 | /* transfer failed */ | |
9012b28a | 421 | lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed\n"); |
876c9d3a MT |
422 | ret = -1; |
423 | } else { | |
9012b28a | 424 | /* lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb success\n"); */ |
876c9d3a MT |
425 | ret = 0; |
426 | } | |
427 | ||
428 | tx_ret: | |
429 | return ret; | |
430 | } | |
431 | ||
954ee164 DW |
432 | static int __if_usb_submit_rx_urb(struct usb_card_rec *cardp, |
433 | void (*callbackfn)(struct urb *urb)) | |
876c9d3a | 434 | { |
876c9d3a MT |
435 | struct sk_buff *skb; |
436 | struct read_cb_info *rinfo = &cardp->rinfo; | |
437 | int ret = -1; | |
438 | ||
439 | if (!(skb = dev_alloc_skb(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE))) { | |
440 | lbs_pr_err("No free skb\n"); | |
441 | goto rx_ret; | |
442 | } | |
443 | ||
444 | rinfo->skb = skb; | |
445 | ||
446 | /* Fill the receive configuration URB and initialise the Rx call back */ | |
447 | usb_fill_bulk_urb(cardp->rx_urb, cardp->udev, | |
448 | usb_rcvbulkpipe(cardp->udev, | |
449 | cardp->bulk_in_endpointAddr), | |
4269e2ad | 450 | (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET), |
876c9d3a MT |
451 | MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn, |
452 | rinfo); | |
453 | ||
454 | cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET; | |
455 | ||
9012b28a | 456 | /* lbs_deb_usbd(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); */ |
876c9d3a MT |
457 | if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) { |
458 | /* handle failure conditions */ | |
9012b28a | 459 | lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed\n"); |
876c9d3a MT |
460 | ret = -1; |
461 | } else { | |
9012b28a | 462 | /* lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB success\n"); */ |
876c9d3a MT |
463 | ret = 0; |
464 | } | |
465 | ||
466 | rx_ret: | |
467 | return ret; | |
468 | } | |
469 | ||
954ee164 | 470 | static int if_usb_submit_rx_urb_fwload(struct usb_card_rec *cardp) |
876c9d3a | 471 | { |
954ee164 | 472 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload); |
876c9d3a MT |
473 | } |
474 | ||
954ee164 | 475 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp) |
876c9d3a | 476 | { |
954ee164 | 477 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive); |
876c9d3a MT |
478 | } |
479 | ||
480 | static void if_usb_receive_fwload(struct urb *urb) | |
481 | { | |
482 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 483 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 484 | struct usb_card_rec *cardp = (struct usb_card_rec *)rinfo->cardp; |
876c9d3a MT |
485 | struct fwsyncheader *syncfwheader; |
486 | struct bootcmdrespStr bootcmdresp; | |
487 | ||
488 | if (urb->status) { | |
9012b28a | 489 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
490 | "URB status is failed during fw load\n"); |
491 | kfree_skb(skb); | |
492 | return; | |
493 | } | |
494 | ||
495 | if (cardp->bootcmdresp == 0) { | |
496 | memcpy (&bootcmdresp, skb->data + IPFIELD_ALIGN_OFFSET, | |
497 | sizeof(bootcmdresp)); | |
981f187b | 498 | if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) { |
876c9d3a | 499 | kfree_skb(skb); |
954ee164 | 500 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a | 501 | cardp->bootcmdresp = 1; |
9012b28a | 502 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
503 | "Received valid boot command response\n"); |
504 | return; | |
505 | } | |
981f187b | 506 | if (bootcmdresp.u32magicnumber != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) { |
876c9d3a MT |
507 | lbs_pr_info( |
508 | "boot cmd response wrong magic number (0x%x)\n", | |
981f187b | 509 | le32_to_cpu(bootcmdresp.u32magicnumber)); |
876c9d3a MT |
510 | } else if (bootcmdresp.u8cmd_tag != BOOT_CMD_FW_BY_USB) { |
511 | lbs_pr_info( | |
512 | "boot cmd response cmd_tag error (%d)\n", | |
513 | bootcmdresp.u8cmd_tag); | |
514 | } else if (bootcmdresp.u8result != BOOT_CMD_RESP_OK) { | |
515 | lbs_pr_info( | |
516 | "boot cmd response result error (%d)\n", | |
517 | bootcmdresp.u8result); | |
518 | } else { | |
519 | cardp->bootcmdresp = 1; | |
9012b28a | 520 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
521 | "Received valid boot command response\n"); |
522 | } | |
523 | kfree_skb(skb); | |
954ee164 | 524 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
525 | return; |
526 | } | |
527 | ||
528 | syncfwheader = kmalloc(sizeof(struct fwsyncheader), GFP_ATOMIC); | |
529 | if (!syncfwheader) { | |
9012b28a | 530 | lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n"); |
876c9d3a MT |
531 | kfree_skb(skb); |
532 | return; | |
533 | } | |
534 | ||
535 | memcpy(syncfwheader, skb->data + IPFIELD_ALIGN_OFFSET, | |
536 | sizeof(struct fwsyncheader)); | |
537 | ||
538 | if (!syncfwheader->cmd) { | |
9012b28a HS |
539 | /* |
540 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 541 | "FW received Blk with correct CRC\n"); |
9012b28a | 542 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
543 | "FW received Blk seqnum = %d\n", |
544 | syncfwheader->seqnum); | |
9012b28a | 545 | */ |
876c9d3a MT |
546 | cardp->CRC_OK = 1; |
547 | } else { | |
9012b28a | 548 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
549 | "FW received Blk with CRC error\n"); |
550 | cardp->CRC_OK = 0; | |
551 | } | |
552 | ||
553 | kfree_skb(skb); | |
554 | ||
555 | if (cardp->fwfinalblk) { | |
556 | cardp->fwdnldover = 1; | |
557 | goto exit; | |
558 | } | |
559 | ||
954ee164 | 560 | if_prog_firmware(cardp); |
876c9d3a | 561 | |
954ee164 | 562 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
563 | exit: |
564 | kfree(syncfwheader); | |
565 | ||
566 | return; | |
567 | ||
568 | } | |
569 | ||
570 | #define MRVDRV_MIN_PKT_LEN 30 | |
571 | ||
572 | static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb, | |
573 | struct usb_card_rec *cardp, | |
10078321 | 574 | lbs_private *priv) |
876c9d3a MT |
575 | { |
576 | if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + | |
577 | MESSAGE_HEADER_LEN || recvlength < MRVDRV_MIN_PKT_LEN) { | |
9012b28a | 578 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
579 | "Packet length is Invalid\n"); |
580 | kfree_skb(skb); | |
581 | return; | |
582 | } | |
583 | ||
584 | skb_reserve(skb, IPFIELD_ALIGN_OFFSET); | |
585 | skb_put(skb, recvlength); | |
586 | skb_pull(skb, MESSAGE_HEADER_LEN); | |
10078321 | 587 | lbs_process_rxed_packet(priv, skb); |
634b8f49 | 588 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a MT |
589 | } |
590 | ||
591 | static inline void process_cmdrequest(int recvlength, u8 *recvbuff, | |
592 | struct sk_buff *skb, | |
593 | struct usb_card_rec *cardp, | |
10078321 | 594 | lbs_private *priv) |
876c9d3a MT |
595 | { |
596 | u8 *cmdbuf; | |
597 | if (recvlength > MRVDRV_SIZE_OF_CMD_BUFFER) { | |
9012b28a | 598 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
599 | "The receive buffer is too large\n"); |
600 | kfree_skb(skb); | |
601 | return; | |
602 | } | |
603 | ||
604 | if (!in_interrupt()) | |
605 | BUG(); | |
606 | ||
607 | spin_lock(&priv->adapter->driver_lock); | |
608 | /* take care of cur_cmd = NULL case by reading the | |
609 | * data to clear the interrupt */ | |
610 | if (!priv->adapter->cur_cmd) { | |
634b8f49 | 611 | cmdbuf = priv->upld_buf; |
c95c7f93 | 612 | priv->adapter->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY; |
876c9d3a MT |
613 | } else |
614 | cmdbuf = priv->adapter->cur_cmd->bufvirtualaddr; | |
615 | ||
c95c7f93 | 616 | cardp->usb_int_cause |= MRVDRV_CMD_UPLD_RDY; |
634b8f49 | 617 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a | 618 | memcpy(cmdbuf, recvbuff + MESSAGE_HEADER_LEN, |
634b8f49 | 619 | priv->upld_len); |
876c9d3a MT |
620 | |
621 | kfree_skb(skb); | |
10078321 | 622 | lbs_interrupt(priv->dev); |
876c9d3a MT |
623 | spin_unlock(&priv->adapter->driver_lock); |
624 | ||
9012b28a | 625 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
626 | "Wake up main thread to handle cmd response\n"); |
627 | ||
628 | return; | |
629 | } | |
630 | ||
631 | /** | |
632 | * @brief This function reads of the packet into the upload buff, | |
633 | * wake up the main thread and initialise the Rx callack. | |
634 | * | |
635 | * @param urb pointer to struct urb | |
636 | * @return N/A | |
637 | */ | |
638 | static void if_usb_receive(struct urb *urb) | |
639 | { | |
640 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 641 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 642 | struct usb_card_rec *cardp = (struct usb_card_rec *) rinfo->cardp; |
10078321 | 643 | lbs_private * priv = cardp->priv; |
876c9d3a MT |
644 | |
645 | int recvlength = urb->actual_length; | |
646 | u8 *recvbuff = NULL; | |
8362cd41 | 647 | u32 recvtype = 0; |
876c9d3a | 648 | |
9012b28a | 649 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
650 | |
651 | if (recvlength) { | |
8362cd41 DW |
652 | __le32 tmp; |
653 | ||
876c9d3a | 654 | if (urb->status) { |
9012b28a | 655 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
656 | "URB status is failed\n"); |
657 | kfree_skb(skb); | |
658 | goto setup_for_next; | |
659 | } | |
660 | ||
661 | recvbuff = skb->data + IPFIELD_ALIGN_OFFSET; | |
8362cd41 DW |
662 | memcpy(&tmp, recvbuff, sizeof(u32)); |
663 | recvtype = le32_to_cpu(tmp); | |
9012b28a | 664 | lbs_deb_usbd(&cardp->udev->dev, |
8362cd41 DW |
665 | "Recv length = 0x%x, Recv type = 0x%X\n", |
666 | recvlength, recvtype); | |
876c9d3a MT |
667 | } else if (urb->status) |
668 | goto rx_exit; | |
669 | ||
876c9d3a MT |
670 | switch (recvtype) { |
671 | case CMD_TYPE_DATA: | |
672 | process_cmdtypedata(recvlength, skb, cardp, priv); | |
673 | break; | |
674 | ||
675 | case CMD_TYPE_REQUEST: | |
676 | process_cmdrequest(recvlength, recvbuff, skb, cardp, priv); | |
677 | break; | |
678 | ||
679 | case CMD_TYPE_INDICATION: | |
680 | /* Event cause handling */ | |
681 | spin_lock(&priv->adapter->driver_lock); | |
981f187b | 682 | cardp->usb_event_cause = le32_to_cpu(*(__le32 *) (recvbuff + MESSAGE_HEADER_LEN)); |
9012b28a | 683 | lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n", |
876c9d3a MT |
684 | cardp->usb_event_cause); |
685 | if (cardp->usb_event_cause & 0xffff0000) { | |
10078321 | 686 | lbs_send_tx_feedback(priv); |
12a4d265 | 687 | spin_unlock(&priv->adapter->driver_lock); |
876c9d3a MT |
688 | break; |
689 | } | |
981f187b | 690 | cardp->usb_event_cause <<= 3; |
c95c7f93 | 691 | cardp->usb_int_cause |= MRVDRV_CARDEVENT; |
876c9d3a | 692 | kfree_skb(skb); |
10078321 | 693 | lbs_interrupt(priv->dev); |
876c9d3a MT |
694 | spin_unlock(&priv->adapter->driver_lock); |
695 | goto rx_exit; | |
696 | default: | |
8362cd41 DW |
697 | lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n", |
698 | recvtype); | |
876c9d3a MT |
699 | kfree_skb(skb); |
700 | break; | |
701 | } | |
702 | ||
703 | setup_for_next: | |
954ee164 | 704 | if_usb_submit_rx_urb(cardp); |
876c9d3a | 705 | rx_exit: |
9012b28a | 706 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
707 | } |
708 | ||
709 | /** | |
710 | * @brief This function downloads data to FW | |
10078321 | 711 | * @param priv pointer to lbs_private structure |
876c9d3a MT |
712 | * @param type type of data |
713 | * @param buf pointer to data buffer | |
714 | * @param len number of bytes | |
715 | * @return 0 or -1 | |
716 | */ | |
10078321 | 717 | static int if_usb_host_to_card(lbs_private *priv, u8 type, u8 *payload, u16 nb) |
876c9d3a | 718 | { |
634b8f49 | 719 | struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; |
876c9d3a | 720 | |
9012b28a HS |
721 | lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type); |
722 | lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb); | |
876c9d3a MT |
723 | |
724 | if (type == MVMS_CMD) { | |
8362cd41 | 725 | __le32 tmp = cpu_to_le32(CMD_TYPE_REQUEST); |
634b8f49 | 726 | priv->dnld_sent = DNLD_CMD_SENT; |
876c9d3a MT |
727 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
728 | MESSAGE_HEADER_LEN); | |
729 | ||
730 | } else { | |
8362cd41 | 731 | __le32 tmp = cpu_to_le32(CMD_TYPE_DATA); |
634b8f49 | 732 | priv->dnld_sent = DNLD_DATA_SENT; |
876c9d3a MT |
733 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
734 | MESSAGE_HEADER_LEN); | |
735 | } | |
736 | ||
737 | memcpy((cardp->bulk_out_buffer + MESSAGE_HEADER_LEN), payload, nb); | |
738 | ||
954ee164 | 739 | return usb_tx_block(cardp, cardp->bulk_out_buffer, |
8362cd41 | 740 | nb + MESSAGE_HEADER_LEN); |
876c9d3a MT |
741 | } |
742 | ||
743 | /* called with adapter->driver_lock held */ | |
10078321 | 744 | static int if_usb_get_int_status(lbs_private *priv, u8 *ireg) |
876c9d3a | 745 | { |
634b8f49 | 746 | struct usb_card_rec *cardp = priv->card; |
876c9d3a MT |
747 | |
748 | *ireg = cardp->usb_int_cause; | |
749 | cardp->usb_int_cause = 0; | |
750 | ||
9012b28a | 751 | lbs_deb_usbd(&cardp->udev->dev,"Int cause is 0x%X\n", *ireg); |
876c9d3a MT |
752 | |
753 | return 0; | |
754 | } | |
755 | ||
10078321 | 756 | static int if_usb_read_event_cause(lbs_private * priv) |
876c9d3a | 757 | { |
634b8f49 | 758 | struct usb_card_rec *cardp = priv->card; |
954ee164 | 759 | |
876c9d3a MT |
760 | priv->adapter->eventcause = cardp->usb_event_cause; |
761 | /* Re-submit rx urb here to avoid event lost issue */ | |
954ee164 | 762 | if_usb_submit_rx_urb(cardp); |
876c9d3a MT |
763 | return 0; |
764 | } | |
765 | ||
9e22cb67 DW |
766 | /** |
767 | * @brief This function issues Boot command to the Boot2 code | |
768 | * @param ivalue 1:Boot from FW by USB-Download | |
769 | * 2:Boot from FW in EEPROM | |
770 | * @return 0 | |
771 | */ | |
954ee164 | 772 | static int if_usb_issue_boot_command(struct usb_card_rec *cardp, int ivalue) |
9e22cb67 | 773 | { |
954ee164 | 774 | struct bootcmdstr sbootcmd; |
9e22cb67 DW |
775 | int i; |
776 | ||
777 | /* Prepare command */ | |
778 | sbootcmd.u32magicnumber = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER); | |
779 | sbootcmd.u8cmd_tag = ivalue; | |
780 | for (i=0; i<11; i++) | |
781 | sbootcmd.au8dumy[i]=0x00; | |
782 | memcpy(cardp->bulk_out_buffer, &sbootcmd, sizeof(struct bootcmdstr)); | |
783 | ||
784 | /* Issue command */ | |
954ee164 | 785 | usb_tx_block(cardp, cardp->bulk_out_buffer, sizeof(struct bootcmdstr)); |
9e22cb67 DW |
786 | |
787 | return 0; | |
788 | } | |
876c9d3a MT |
789 | |
790 | ||
954ee164 DW |
791 | /** |
792 | * @brief This function checks the validity of Boot2/FW image. | |
793 | * | |
794 | * @param data pointer to image | |
795 | * len image length | |
796 | * @return 0 or -1 | |
797 | */ | |
798 | static int check_fwfile_format(u8 *data, u32 totlen) | |
799 | { | |
800 | u32 bincmd, exit; | |
801 | u32 blksize, offset, len; | |
802 | int ret; | |
803 | ||
804 | ret = 1; | |
805 | exit = len = 0; | |
806 | ||
807 | do { | |
808 | struct fwheader *fwh = (void *)data; | |
809 | ||
810 | bincmd = le32_to_cpu(fwh->dnldcmd); | |
811 | blksize = le32_to_cpu(fwh->datalength); | |
812 | switch (bincmd) { | |
813 | case FW_HAS_DATA_TO_RECV: | |
814 | offset = sizeof(struct fwheader) + blksize; | |
815 | data += offset; | |
816 | len += offset; | |
817 | if (len >= totlen) | |
818 | exit = 1; | |
819 | break; | |
820 | case FW_HAS_LAST_BLOCK: | |
821 | exit = 1; | |
822 | ret = 0; | |
823 | break; | |
824 | default: | |
825 | exit = 1; | |
826 | break; | |
827 | } | |
828 | } while (!exit); | |
829 | ||
830 | if (ret) | |
831 | lbs_pr_err("firmware file format check FAIL\n"); | |
832 | else | |
833 | lbs_deb_fw("firmware file format check PASS\n"); | |
834 | ||
835 | return ret; | |
836 | } | |
837 | ||
838 | ||
839 | static int if_usb_prog_firmware(struct usb_card_rec *cardp) | |
876c9d3a | 840 | { |
876c9d3a MT |
841 | int i = 0; |
842 | static int reset_count = 10; | |
9012b28a | 843 | int ret = 0; |
876c9d3a | 844 | |
9012b28a | 845 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a | 846 | |
10078321 | 847 | if ((ret = request_firmware(&cardp->fw, lbs_fw_name, |
954ee164 DW |
848 | &cardp->udev->dev)) < 0) { |
849 | lbs_pr_err("request_firmware() failed with %#x\n", ret); | |
10078321 | 850 | lbs_pr_err("firmware %s not found\n", lbs_fw_name); |
954ee164 DW |
851 | goto done; |
852 | } | |
853 | ||
854 | if (check_fwfile_format(cardp->fw->data, cardp->fw->size)) | |
855 | goto release_fw; | |
876c9d3a MT |
856 | |
857 | restart: | |
954ee164 | 858 | if (if_usb_submit_rx_urb_fwload(cardp) < 0) { |
9012b28a HS |
859 | lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n"); |
860 | ret = -1; | |
954ee164 | 861 | goto release_fw; |
876c9d3a MT |
862 | } |
863 | ||
876c9d3a MT |
864 | cardp->bootcmdresp = 0; |
865 | do { | |
866 | int j = 0; | |
867 | i++; | |
868 | /* Issue Boot command = 1, Boot from Download-FW */ | |
954ee164 | 869 | if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB); |
876c9d3a MT |
870 | /* wait for command response */ |
871 | do { | |
872 | j++; | |
873 | msleep_interruptible(100); | |
874 | } while (cardp->bootcmdresp == 0 && j < 10); | |
875 | } while (cardp->bootcmdresp == 0 && i < 5); | |
876 | ||
877 | if (cardp->bootcmdresp == 0) { | |
878 | if (--reset_count >= 0) { | |
954ee164 | 879 | if_usb_reset_device(cardp); |
876c9d3a MT |
880 | goto restart; |
881 | } | |
882 | return -1; | |
883 | } | |
876c9d3a MT |
884 | |
885 | i = 0; | |
876c9d3a MT |
886 | |
887 | cardp->totalbytes = 0; | |
888 | cardp->fwlastblksent = 0; | |
889 | cardp->CRC_OK = 1; | |
890 | cardp->fwdnldover = 0; | |
891 | cardp->fwseqnum = -1; | |
892 | cardp->totalbytes = 0; | |
893 | cardp->fwfinalblk = 0; | |
894 | ||
954ee164 | 895 | if_prog_firmware(cardp); |
876c9d3a MT |
896 | |
897 | do { | |
9012b28a | 898 | lbs_deb_usbd(&cardp->udev->dev,"Wlan sched timeout\n"); |
876c9d3a MT |
899 | i++; |
900 | msleep_interruptible(100); | |
954ee164 | 901 | if (cardp->surprise_removed || i >= 20) |
876c9d3a MT |
902 | break; |
903 | } while (!cardp->fwdnldover); | |
904 | ||
905 | if (!cardp->fwdnldover) { | |
906 | lbs_pr_info("failed to load fw, resetting device!\n"); | |
907 | if (--reset_count >= 0) { | |
954ee164 | 908 | if_usb_reset_device(cardp); |
876c9d3a MT |
909 | goto restart; |
910 | } | |
911 | ||
912 | lbs_pr_info("FW download failure, time = %d ms\n", i * 100); | |
9012b28a | 913 | ret = -1; |
954ee164 | 914 | goto release_fw; |
876c9d3a MT |
915 | } |
916 | ||
954ee164 DW |
917 | release_fw: |
918 | release_firmware(cardp->fw); | |
919 | cardp->fw = NULL; | |
876c9d3a | 920 | |
9012b28a HS |
921 | done: |
922 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
923 | return ret; | |
876c9d3a MT |
924 | } |
925 | ||
1df4e8fe | 926 | |
876c9d3a MT |
927 | #ifdef CONFIG_PM |
928 | static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) | |
929 | { | |
930 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
10078321 | 931 | lbs_private *priv = cardp->priv; |
876c9d3a | 932 | |
9012b28a | 933 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
934 | |
935 | if (priv->adapter->psstate != PS_STATE_FULL_POWER) | |
936 | return -1; | |
937 | ||
d21b31fd LCC |
938 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
939 | /* Mesh autostart must be activated while sleeping | |
940 | * On resume it will go back to the current state | |
941 | */ | |
942 | struct cmd_ds_mesh_access mesh_access; | |
943 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
944 | mesh_access.data[0] = cpu_to_le32(1); | |
10078321 | 945 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
946 | CMD_MESH_ACCESS, |
947 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
948 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
949 | } | |
950 | ||
876c9d3a | 951 | netif_device_detach(cardp->eth_dev); |
51d84f50 | 952 | netif_device_detach(priv->mesh_dev); |
876c9d3a MT |
953 | |
954 | /* Unlink tx & rx urb */ | |
955 | usb_kill_urb(cardp->tx_urb); | |
956 | usb_kill_urb(cardp->rx_urb); | |
957 | ||
958 | cardp->rx_urb_recall = 1; | |
959 | ||
9012b28a | 960 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
961 | return 0; |
962 | } | |
963 | ||
964 | static int if_usb_resume(struct usb_interface *intf) | |
965 | { | |
966 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
10078321 | 967 | lbs_private *priv = cardp->priv; |
876c9d3a | 968 | |
9012b28a | 969 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
970 | |
971 | cardp->rx_urb_recall = 0; | |
972 | ||
973 | if_usb_submit_rx_urb(cardp->priv); | |
974 | ||
975 | netif_device_attach(cardp->eth_dev); | |
51d84f50 | 976 | netif_device_attach(priv->mesh_dev); |
876c9d3a | 977 | |
d21b31fd LCC |
978 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
979 | /* Mesh autostart was activated while sleeping | |
980 | * Disable it if appropriate | |
981 | */ | |
982 | struct cmd_ds_mesh_access mesh_access; | |
983 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
984 | mesh_access.data[0] = cpu_to_le32(0); | |
10078321 | 985 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
986 | CMD_MESH_ACCESS, |
987 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
988 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
989 | } | |
990 | ||
9012b28a | 991 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
992 | return 0; |
993 | } | |
994 | #else | |
995 | #define if_usb_suspend NULL | |
996 | #define if_usb_resume NULL | |
997 | #endif | |
998 | ||
999 | static struct usb_driver if_usb_driver = { | |
798fbfec | 1000 | .name = DRV_NAME, |
876c9d3a | 1001 | .probe = if_usb_probe, |
876c9d3a | 1002 | .disconnect = if_usb_disconnect, |
876c9d3a MT |
1003 | .id_table = if_usb_table, |
1004 | .suspend = if_usb_suspend, | |
1005 | .resume = if_usb_resume, | |
1006 | }; | |
1007 | ||
4fb910fd | 1008 | static int __init if_usb_init_module(void) |
876c9d3a | 1009 | { |
084708b6 | 1010 | int ret = 0; |
876c9d3a | 1011 | |
084708b6 HS |
1012 | lbs_deb_enter(LBS_DEB_MAIN); |
1013 | ||
084708b6 HS |
1014 | ret = usb_register(&if_usb_driver); |
1015 | ||
1016 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
1017 | return ret; | |
876c9d3a MT |
1018 | } |
1019 | ||
4fb910fd | 1020 | static void __exit if_usb_exit_module(void) |
876c9d3a | 1021 | { |
084708b6 HS |
1022 | lbs_deb_enter(LBS_DEB_MAIN); |
1023 | ||
876c9d3a | 1024 | usb_deregister(&if_usb_driver); |
084708b6 HS |
1025 | |
1026 | lbs_deb_leave(LBS_DEB_MAIN); | |
876c9d3a | 1027 | } |
084708b6 HS |
1028 | |
1029 | module_init(if_usb_init_module); | |
1030 | module_exit(if_usb_exit_module); | |
1031 | ||
1032 | MODULE_DESCRIPTION("8388 USB WLAN Driver"); | |
1033 | MODULE_AUTHOR("Marvell International Ltd."); | |
1034 | MODULE_LICENSE("GPL"); |