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Commit | Line | Data |
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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); |
69f9032d HS |
35 | static int if_usb_host_to_card(struct lbs_private *priv, |
36 | u8 type, | |
37 | u8 *payload, | |
38 | u16 nb); | |
39 | static int if_usb_get_int_status(struct lbs_private *priv, u8 *); | |
40 | static int if_usb_read_event_cause(struct lbs_private *); | |
954ee164 | 41 | static int usb_tx_block(struct usb_card_rec *cardp, u8 *payload, u16 nb); |
ac558ca2 | 42 | static void if_usb_free(struct usb_card_rec *cardp); |
954ee164 DW |
43 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp); |
44 | static int if_usb_reset_device(struct usb_card_rec *cardp); | |
876c9d3a MT |
45 | |
46 | /** | |
47 | * @brief call back function to handle the status of the URB | |
48 | * @param urb pointer to urb structure | |
49 | * @return N/A | |
50 | */ | |
51 | static void if_usb_write_bulk_callback(struct urb *urb) | |
52 | { | |
954ee164 | 53 | struct usb_card_rec *cardp = (struct usb_card_rec *) urb->context; |
876c9d3a MT |
54 | |
55 | /* handle the transmission complete validations */ | |
56 | ||
954ee164 | 57 | if (urb->status == 0) { |
69f9032d | 58 | struct lbs_private *priv = cardp->priv; |
954ee164 | 59 | |
9012b28a HS |
60 | /* |
61 | lbs_deb_usbd(&urb->dev->dev, "URB status is successfull\n"); | |
62 | lbs_deb_usbd(&urb->dev->dev, "Actual length transmitted %d\n", | |
876c9d3a | 63 | urb->actual_length); |
9012b28a | 64 | */ |
954ee164 DW |
65 | |
66 | /* Used for both firmware TX and regular TX. priv isn't | |
67 | * valid at firmware load time. | |
68 | */ | |
e775ed7c DW |
69 | if (priv) |
70 | lbs_host_to_card_done(priv); | |
954ee164 DW |
71 | } else { |
72 | /* print the failure status number for debug */ | |
73 | lbs_pr_info("URB in failure status: %d\n", urb->status); | |
876c9d3a MT |
74 | } |
75 | ||
76 | return; | |
77 | } | |
78 | ||
79 | /** | |
80 | * @brief free tx/rx urb, skb and rx buffer | |
81 | * @param cardp pointer usb_card_rec | |
82 | * @return N/A | |
83 | */ | |
ac558ca2 | 84 | static void if_usb_free(struct usb_card_rec *cardp) |
876c9d3a | 85 | { |
9012b28a | 86 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
87 | |
88 | /* Unlink tx & rx urb */ | |
89 | usb_kill_urb(cardp->tx_urb); | |
90 | usb_kill_urb(cardp->rx_urb); | |
91 | ||
92 | usb_free_urb(cardp->tx_urb); | |
93 | cardp->tx_urb = NULL; | |
94 | ||
95 | usb_free_urb(cardp->rx_urb); | |
96 | cardp->rx_urb = NULL; | |
97 | ||
98 | kfree(cardp->bulk_out_buffer); | |
99 | cardp->bulk_out_buffer = NULL; | |
100 | ||
9012b28a | 101 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
102 | } |
103 | ||
04c80f1a DW |
104 | static void if_usb_set_boot2_ver(struct lbs_private *priv) |
105 | { | |
106 | struct cmd_ds_set_boot2_ver b2_cmd; | |
04c80f1a DW |
107 | |
108 | b2_cmd.action = 0; | |
c2df2efe | 109 | b2_cmd.version = priv->boot2_version; |
04c80f1a | 110 | |
448a51ae | 111 | if (lbs_cmd(priv, CMD_SET_BOOT2_VER, &b2_cmd, sizeof(b2_cmd), NULL)) |
04c80f1a | 112 | lbs_deb_usb("Setting boot2 version failed\n"); |
04c80f1a DW |
113 | } |
114 | ||
115 | ||
876c9d3a MT |
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; | |
69f9032d | 128 | struct 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; | |
c2df2efe | 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 | |
04c80f1a | 237 | if_usb_set_boot2_ver(priv); |
2c94404c | 238 | |
876c9d3a | 239 | usb_get_dev(udev); |
435a1acb | 240 | usb_set_intfdata(intf, cardp); |
876c9d3a | 241 | |
876c9d3a MT |
242 | return 0; |
243 | ||
954ee164 | 244 | err_start_card: |
10078321 | 245 | lbs_remove_mesh(priv); |
6a812157 | 246 | err_add_mesh: |
10078321 | 247 | lbs_remove_card(priv); |
954ee164 DW |
248 | err_prog_firmware: |
249 | if_usb_reset_device(cardp); | |
876c9d3a | 250 | dealloc: |
435a1acb | 251 | if_usb_free(cardp); |
876c9d3a MT |
252 | |
253 | error: | |
254 | return -ENOMEM; | |
255 | } | |
256 | ||
257 | /** | |
258 | * @brief free resource and cleanup | |
435a1acb | 259 | * @param intf USB interface structure |
876c9d3a MT |
260 | * @return N/A |
261 | */ | |
262 | static void if_usb_disconnect(struct usb_interface *intf) | |
263 | { | |
264 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
69f9032d | 265 | struct lbs_private *priv = (struct lbs_private *) cardp->priv; |
876c9d3a | 266 | |
954ee164 | 267 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 268 | |
954ee164 DW |
269 | /* Update Surprise removed to TRUE */ |
270 | cardp->surprise_removed = 1; | |
876c9d3a | 271 | |
954ee164 | 272 | if (priv) { |
69f9032d | 273 | struct lbs_adapter *adapter = priv->adapter; |
954ee164 DW |
274 | |
275 | adapter->surpriseremoved = 1; | |
10078321 HS |
276 | lbs_stop_card(priv); |
277 | lbs_remove_mesh(priv); | |
278 | lbs_remove_card(priv); | |
954ee164 | 279 | } |
876c9d3a | 280 | |
be13f189 AS |
281 | /* this is (apparently?) necessary for future usage of the device */ |
282 | lbs_prepare_and_send_command(priv, CMD_802_11_RESET, CMD_ACT_HALT, | |
283 | 0, 0, NULL); | |
284 | ||
876c9d3a MT |
285 | /* Unlink and free urb */ |
286 | if_usb_free(cardp); | |
287 | ||
288 | usb_set_intfdata(intf, NULL); | |
289 | usb_put_dev(interface_to_usbdev(intf)); | |
290 | ||
954ee164 | 291 | lbs_deb_leave(LBS_DEB_MAIN); |
876c9d3a MT |
292 | } |
293 | ||
294 | /** | |
295 | * @brief This function download FW | |
69f9032d | 296 | * @param priv pointer to struct lbs_private |
876c9d3a MT |
297 | * @return 0 |
298 | */ | |
954ee164 | 299 | static int if_prog_firmware(struct usb_card_rec *cardp) |
876c9d3a | 300 | { |
876c9d3a MT |
301 | struct FWData *fwdata; |
302 | struct fwheader *fwheader; | |
954ee164 | 303 | u8 *firmware = cardp->fw->data; |
876c9d3a MT |
304 | |
305 | fwdata = kmalloc(sizeof(struct FWData), GFP_ATOMIC); | |
306 | ||
307 | if (!fwdata) | |
308 | return -1; | |
309 | ||
310 | fwheader = &fwdata->fwheader; | |
311 | ||
312 | if (!cardp->CRC_OK) { | |
313 | cardp->totalbytes = cardp->fwlastblksent; | |
314 | cardp->fwseqnum = cardp->lastseqnum - 1; | |
315 | } | |
316 | ||
9012b28a HS |
317 | /* |
318 | lbs_deb_usbd(&cardp->udev->dev, "totalbytes = %d\n", | |
876c9d3a | 319 | cardp->totalbytes); |
9012b28a | 320 | */ |
876c9d3a MT |
321 | |
322 | memcpy(fwheader, &firmware[cardp->totalbytes], | |
323 | sizeof(struct fwheader)); | |
324 | ||
325 | cardp->fwlastblksent = cardp->totalbytes; | |
326 | cardp->totalbytes += sizeof(struct fwheader); | |
327 | ||
9012b28a | 328 | /* lbs_deb_usbd(&cardp->udev->dev,"Copy Data\n"); */ |
876c9d3a | 329 | memcpy(fwdata->data, &firmware[cardp->totalbytes], |
981f187b | 330 | le32_to_cpu(fwdata->fwheader.datalength)); |
876c9d3a | 331 | |
9012b28a HS |
332 | /* |
333 | lbs_deb_usbd(&cardp->udev->dev, | |
bb793e2b | 334 | "Data length = %d\n", le32_to_cpu(fwdata->fwheader.datalength)); |
9012b28a | 335 | */ |
876c9d3a MT |
336 | |
337 | cardp->fwseqnum = cardp->fwseqnum + 1; | |
338 | ||
981f187b DW |
339 | fwdata->seqnum = cpu_to_le32(cardp->fwseqnum); |
340 | cardp->lastseqnum = cardp->fwseqnum; | |
341 | cardp->totalbytes += le32_to_cpu(fwdata->fwheader.datalength); | |
876c9d3a | 342 | |
981f187b | 343 | if (fwheader->dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) { |
9012b28a | 344 | /* |
981f187b | 345 | lbs_deb_usbd(&cardp->udev->dev, "There are data to follow\n"); |
9012b28a | 346 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
347 | "seqnum = %d totalbytes = %d\n", cardp->fwseqnum, |
348 | cardp->totalbytes); | |
9012b28a | 349 | */ |
876c9d3a | 350 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 351 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a | 352 | |
bb793e2b | 353 | } else if (fwdata->fwheader.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) { |
9012b28a HS |
354 | /* |
355 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 356 | "Host has finished FW downloading\n"); |
9012b28a | 357 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a | 358 | "Donwloading FW JUMP BLOCK\n"); |
9012b28a | 359 | */ |
876c9d3a | 360 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 361 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a MT |
362 | cardp->fwfinalblk = 1; |
363 | } | |
364 | ||
9012b28a HS |
365 | /* |
366 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a MT |
367 | "The firmware download is done size is %d\n", |
368 | cardp->totalbytes); | |
9012b28a | 369 | */ |
876c9d3a MT |
370 | |
371 | kfree(fwdata); | |
372 | ||
373 | return 0; | |
374 | } | |
375 | ||
954ee164 | 376 | static int if_usb_reset_device(struct usb_card_rec *cardp) |
876c9d3a MT |
377 | { |
378 | int ret; | |
69f9032d | 379 | struct lbs_private *priv = cardp->priv; |
876c9d3a | 380 | |
3874d0fe HS |
381 | lbs_deb_enter(LBS_DEB_USB); |
382 | ||
eedc2a31 DW |
383 | /* Try a USB port reset first, if that fails send the reset |
384 | * command to the firmware. | |
385 | */ | |
876c9d3a | 386 | ret = usb_reset_device(cardp->udev); |
954ee164 | 387 | if (!ret && priv) { |
876c9d3a | 388 | msleep(10); |
10078321 | 389 | ret = lbs_reset_device(priv); |
876c9d3a MT |
390 | msleep(10); |
391 | } | |
3874d0fe HS |
392 | |
393 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
394 | ||
876c9d3a MT |
395 | return ret; |
396 | } | |
397 | ||
398 | /** | |
399 | * @brief This function transfer the data to the device. | |
69f9032d | 400 | * @param priv pointer to struct lbs_private |
876c9d3a MT |
401 | * @param payload pointer to payload data |
402 | * @param nb data length | |
403 | * @return 0 or -1 | |
404 | */ | |
954ee164 | 405 | static int usb_tx_block(struct usb_card_rec *cardp, u8 * payload, u16 nb) |
876c9d3a | 406 | { |
876c9d3a MT |
407 | int ret = -1; |
408 | ||
409 | /* check if device is removed */ | |
954ee164 | 410 | if (cardp->surprise_removed) { |
9012b28a | 411 | lbs_deb_usbd(&cardp->udev->dev, "Device removed\n"); |
876c9d3a MT |
412 | goto tx_ret; |
413 | } | |
414 | ||
415 | usb_fill_bulk_urb(cardp->tx_urb, cardp->udev, | |
416 | usb_sndbulkpipe(cardp->udev, | |
417 | cardp->bulk_out_endpointAddr), | |
954ee164 | 418 | payload, nb, if_usb_write_bulk_callback, cardp); |
876c9d3a MT |
419 | |
420 | cardp->tx_urb->transfer_flags |= URB_ZERO_PACKET; | |
421 | ||
422 | if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) { | |
423 | /* transfer failed */ | |
0856e681 | 424 | lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed: %d\n", ret); |
876c9d3a MT |
425 | ret = -1; |
426 | } else { | |
9012b28a | 427 | /* lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb success\n"); */ |
876c9d3a MT |
428 | ret = 0; |
429 | } | |
430 | ||
431 | tx_ret: | |
432 | return ret; | |
433 | } | |
434 | ||
954ee164 DW |
435 | static int __if_usb_submit_rx_urb(struct usb_card_rec *cardp, |
436 | void (*callbackfn)(struct urb *urb)) | |
876c9d3a | 437 | { |
876c9d3a MT |
438 | struct sk_buff *skb; |
439 | struct read_cb_info *rinfo = &cardp->rinfo; | |
440 | int ret = -1; | |
441 | ||
442 | if (!(skb = dev_alloc_skb(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE))) { | |
443 | lbs_pr_err("No free skb\n"); | |
444 | goto rx_ret; | |
445 | } | |
446 | ||
447 | rinfo->skb = skb; | |
448 | ||
449 | /* Fill the receive configuration URB and initialise the Rx call back */ | |
450 | usb_fill_bulk_urb(cardp->rx_urb, cardp->udev, | |
451 | usb_rcvbulkpipe(cardp->udev, | |
452 | cardp->bulk_in_endpointAddr), | |
4269e2ad | 453 | (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET), |
876c9d3a MT |
454 | MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn, |
455 | rinfo); | |
456 | ||
457 | cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET; | |
458 | ||
9012b28a | 459 | /* lbs_deb_usbd(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); */ |
876c9d3a MT |
460 | if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) { |
461 | /* handle failure conditions */ | |
0856e681 | 462 | lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed: %d\n", ret); |
77d8cf2c DW |
463 | kfree_skb(skb); |
464 | rinfo->skb = NULL; | |
876c9d3a MT |
465 | ret = -1; |
466 | } else { | |
9012b28a | 467 | /* lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB success\n"); */ |
876c9d3a MT |
468 | ret = 0; |
469 | } | |
470 | ||
471 | rx_ret: | |
472 | return ret; | |
473 | } | |
474 | ||
954ee164 | 475 | static int if_usb_submit_rx_urb_fwload(struct usb_card_rec *cardp) |
876c9d3a | 476 | { |
954ee164 | 477 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload); |
876c9d3a MT |
478 | } |
479 | ||
954ee164 | 480 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp) |
876c9d3a | 481 | { |
954ee164 | 482 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive); |
876c9d3a MT |
483 | } |
484 | ||
485 | static void if_usb_receive_fwload(struct urb *urb) | |
486 | { | |
487 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 488 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 489 | struct usb_card_rec *cardp = (struct usb_card_rec *)rinfo->cardp; |
876c9d3a MT |
490 | struct fwsyncheader *syncfwheader; |
491 | struct bootcmdrespStr bootcmdresp; | |
492 | ||
493 | if (urb->status) { | |
9012b28a | 494 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
495 | "URB status is failed during fw load\n"); |
496 | kfree_skb(skb); | |
497 | return; | |
498 | } | |
499 | ||
500 | if (cardp->bootcmdresp == 0) { | |
501 | memcpy (&bootcmdresp, skb->data + IPFIELD_ALIGN_OFFSET, | |
502 | sizeof(bootcmdresp)); | |
981f187b | 503 | if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) { |
876c9d3a | 504 | kfree_skb(skb); |
954ee164 | 505 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a | 506 | cardp->bootcmdresp = 1; |
9012b28a | 507 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
508 | "Received valid boot command response\n"); |
509 | return; | |
510 | } | |
981f187b | 511 | if (bootcmdresp.u32magicnumber != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) { |
876c9d3a MT |
512 | lbs_pr_info( |
513 | "boot cmd response wrong magic number (0x%x)\n", | |
981f187b | 514 | le32_to_cpu(bootcmdresp.u32magicnumber)); |
876c9d3a MT |
515 | } else if (bootcmdresp.u8cmd_tag != BOOT_CMD_FW_BY_USB) { |
516 | lbs_pr_info( | |
517 | "boot cmd response cmd_tag error (%d)\n", | |
518 | bootcmdresp.u8cmd_tag); | |
519 | } else if (bootcmdresp.u8result != BOOT_CMD_RESP_OK) { | |
520 | lbs_pr_info( | |
521 | "boot cmd response result error (%d)\n", | |
522 | bootcmdresp.u8result); | |
523 | } else { | |
524 | cardp->bootcmdresp = 1; | |
9012b28a | 525 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
526 | "Received valid boot command response\n"); |
527 | } | |
528 | kfree_skb(skb); | |
954ee164 | 529 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
530 | return; |
531 | } | |
532 | ||
533 | syncfwheader = kmalloc(sizeof(struct fwsyncheader), GFP_ATOMIC); | |
534 | if (!syncfwheader) { | |
9012b28a | 535 | lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n"); |
876c9d3a MT |
536 | kfree_skb(skb); |
537 | return; | |
538 | } | |
539 | ||
540 | memcpy(syncfwheader, skb->data + IPFIELD_ALIGN_OFFSET, | |
541 | sizeof(struct fwsyncheader)); | |
542 | ||
543 | if (!syncfwheader->cmd) { | |
9012b28a HS |
544 | /* |
545 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 546 | "FW received Blk with correct CRC\n"); |
9012b28a | 547 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
548 | "FW received Blk seqnum = %d\n", |
549 | syncfwheader->seqnum); | |
9012b28a | 550 | */ |
876c9d3a MT |
551 | cardp->CRC_OK = 1; |
552 | } else { | |
9012b28a | 553 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
554 | "FW received Blk with CRC error\n"); |
555 | cardp->CRC_OK = 0; | |
556 | } | |
557 | ||
558 | kfree_skb(skb); | |
559 | ||
560 | if (cardp->fwfinalblk) { | |
561 | cardp->fwdnldover = 1; | |
562 | goto exit; | |
563 | } | |
564 | ||
954ee164 | 565 | if_prog_firmware(cardp); |
876c9d3a | 566 | |
954ee164 | 567 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
568 | exit: |
569 | kfree(syncfwheader); | |
570 | ||
571 | return; | |
572 | ||
573 | } | |
574 | ||
575 | #define MRVDRV_MIN_PKT_LEN 30 | |
576 | ||
577 | static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb, | |
578 | struct usb_card_rec *cardp, | |
69f9032d | 579 | struct lbs_private *priv) |
876c9d3a MT |
580 | { |
581 | if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + | |
582 | MESSAGE_HEADER_LEN || recvlength < MRVDRV_MIN_PKT_LEN) { | |
9012b28a | 583 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
584 | "Packet length is Invalid\n"); |
585 | kfree_skb(skb); | |
586 | return; | |
587 | } | |
588 | ||
589 | skb_reserve(skb, IPFIELD_ALIGN_OFFSET); | |
590 | skb_put(skb, recvlength); | |
591 | skb_pull(skb, MESSAGE_HEADER_LEN); | |
10078321 | 592 | lbs_process_rxed_packet(priv, skb); |
634b8f49 | 593 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a MT |
594 | } |
595 | ||
596 | static inline void process_cmdrequest(int recvlength, u8 *recvbuff, | |
597 | struct sk_buff *skb, | |
598 | struct usb_card_rec *cardp, | |
69f9032d | 599 | struct lbs_private *priv) |
876c9d3a MT |
600 | { |
601 | u8 *cmdbuf; | |
602 | if (recvlength > MRVDRV_SIZE_OF_CMD_BUFFER) { | |
9012b28a | 603 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
604 | "The receive buffer is too large\n"); |
605 | kfree_skb(skb); | |
606 | return; | |
607 | } | |
608 | ||
609 | if (!in_interrupt()) | |
610 | BUG(); | |
611 | ||
612 | spin_lock(&priv->adapter->driver_lock); | |
613 | /* take care of cur_cmd = NULL case by reading the | |
614 | * data to clear the interrupt */ | |
615 | if (!priv->adapter->cur_cmd) { | |
634b8f49 | 616 | cmdbuf = priv->upld_buf; |
c95c7f93 | 617 | priv->adapter->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY; |
876c9d3a MT |
618 | } else |
619 | cmdbuf = priv->adapter->cur_cmd->bufvirtualaddr; | |
620 | ||
c95c7f93 | 621 | cardp->usb_int_cause |= MRVDRV_CMD_UPLD_RDY; |
634b8f49 | 622 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a | 623 | memcpy(cmdbuf, recvbuff + MESSAGE_HEADER_LEN, |
634b8f49 | 624 | priv->upld_len); |
876c9d3a MT |
625 | |
626 | kfree_skb(skb); | |
10078321 | 627 | lbs_interrupt(priv->dev); |
876c9d3a MT |
628 | spin_unlock(&priv->adapter->driver_lock); |
629 | ||
9012b28a | 630 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
631 | "Wake up main thread to handle cmd response\n"); |
632 | ||
633 | return; | |
634 | } | |
635 | ||
636 | /** | |
637 | * @brief This function reads of the packet into the upload buff, | |
638 | * wake up the main thread and initialise the Rx callack. | |
639 | * | |
640 | * @param urb pointer to struct urb | |
641 | * @return N/A | |
642 | */ | |
643 | static void if_usb_receive(struct urb *urb) | |
644 | { | |
645 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 646 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 647 | struct usb_card_rec *cardp = (struct usb_card_rec *) rinfo->cardp; |
69f9032d | 648 | struct lbs_private *priv = cardp->priv; |
876c9d3a MT |
649 | |
650 | int recvlength = urb->actual_length; | |
651 | u8 *recvbuff = NULL; | |
8362cd41 | 652 | u32 recvtype = 0; |
876c9d3a | 653 | |
9012b28a | 654 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
655 | |
656 | if (recvlength) { | |
8362cd41 DW |
657 | __le32 tmp; |
658 | ||
876c9d3a | 659 | if (urb->status) { |
9012b28a | 660 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
661 | "URB status is failed\n"); |
662 | kfree_skb(skb); | |
663 | goto setup_for_next; | |
664 | } | |
665 | ||
666 | recvbuff = skb->data + IPFIELD_ALIGN_OFFSET; | |
8362cd41 DW |
667 | memcpy(&tmp, recvbuff, sizeof(u32)); |
668 | recvtype = le32_to_cpu(tmp); | |
9012b28a | 669 | lbs_deb_usbd(&cardp->udev->dev, |
8362cd41 DW |
670 | "Recv length = 0x%x, Recv type = 0x%X\n", |
671 | recvlength, recvtype); | |
77d8cf2c DW |
672 | } else if (urb->status) { |
673 | kfree_skb(skb); | |
876c9d3a | 674 | goto rx_exit; |
77d8cf2c | 675 | } |
876c9d3a | 676 | |
876c9d3a MT |
677 | switch (recvtype) { |
678 | case CMD_TYPE_DATA: | |
679 | process_cmdtypedata(recvlength, skb, cardp, priv); | |
680 | break; | |
681 | ||
682 | case CMD_TYPE_REQUEST: | |
683 | process_cmdrequest(recvlength, recvbuff, skb, cardp, priv); | |
684 | break; | |
685 | ||
686 | case CMD_TYPE_INDICATION: | |
687 | /* Event cause handling */ | |
688 | spin_lock(&priv->adapter->driver_lock); | |
981f187b | 689 | cardp->usb_event_cause = le32_to_cpu(*(__le32 *) (recvbuff + MESSAGE_HEADER_LEN)); |
9012b28a | 690 | lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n", |
876c9d3a MT |
691 | cardp->usb_event_cause); |
692 | if (cardp->usb_event_cause & 0xffff0000) { | |
10078321 | 693 | lbs_send_tx_feedback(priv); |
12a4d265 | 694 | spin_unlock(&priv->adapter->driver_lock); |
876c9d3a MT |
695 | break; |
696 | } | |
981f187b | 697 | cardp->usb_event_cause <<= 3; |
c95c7f93 | 698 | cardp->usb_int_cause |= MRVDRV_CARDEVENT; |
876c9d3a | 699 | kfree_skb(skb); |
10078321 | 700 | lbs_interrupt(priv->dev); |
876c9d3a MT |
701 | spin_unlock(&priv->adapter->driver_lock); |
702 | goto rx_exit; | |
703 | default: | |
8362cd41 DW |
704 | lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n", |
705 | recvtype); | |
876c9d3a MT |
706 | kfree_skb(skb); |
707 | break; | |
708 | } | |
709 | ||
710 | setup_for_next: | |
954ee164 | 711 | if_usb_submit_rx_urb(cardp); |
876c9d3a | 712 | rx_exit: |
9012b28a | 713 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
714 | } |
715 | ||
716 | /** | |
717 | * @brief This function downloads data to FW | |
69f9032d | 718 | * @param priv pointer to struct lbs_private structure |
876c9d3a MT |
719 | * @param type type of data |
720 | * @param buf pointer to data buffer | |
721 | * @param len number of bytes | |
722 | * @return 0 or -1 | |
723 | */ | |
69f9032d HS |
724 | static int if_usb_host_to_card(struct lbs_private *priv, |
725 | u8 type, | |
726 | u8 *payload, | |
727 | u16 nb) | |
876c9d3a | 728 | { |
634b8f49 | 729 | struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; |
876c9d3a | 730 | |
9012b28a HS |
731 | lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type); |
732 | lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb); | |
876c9d3a MT |
733 | |
734 | if (type == MVMS_CMD) { | |
8362cd41 | 735 | __le32 tmp = cpu_to_le32(CMD_TYPE_REQUEST); |
634b8f49 | 736 | priv->dnld_sent = DNLD_CMD_SENT; |
876c9d3a MT |
737 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
738 | MESSAGE_HEADER_LEN); | |
739 | ||
740 | } else { | |
8362cd41 | 741 | __le32 tmp = cpu_to_le32(CMD_TYPE_DATA); |
634b8f49 | 742 | priv->dnld_sent = DNLD_DATA_SENT; |
876c9d3a MT |
743 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
744 | MESSAGE_HEADER_LEN); | |
745 | } | |
746 | ||
747 | memcpy((cardp->bulk_out_buffer + MESSAGE_HEADER_LEN), payload, nb); | |
748 | ||
954ee164 | 749 | return usb_tx_block(cardp, cardp->bulk_out_buffer, |
8362cd41 | 750 | nb + MESSAGE_HEADER_LEN); |
876c9d3a MT |
751 | } |
752 | ||
753 | /* called with adapter->driver_lock held */ | |
69f9032d | 754 | static int if_usb_get_int_status(struct lbs_private *priv, u8 *ireg) |
876c9d3a | 755 | { |
634b8f49 | 756 | struct usb_card_rec *cardp = priv->card; |
876c9d3a MT |
757 | |
758 | *ireg = cardp->usb_int_cause; | |
759 | cardp->usb_int_cause = 0; | |
760 | ||
9012b28a | 761 | lbs_deb_usbd(&cardp->udev->dev,"Int cause is 0x%X\n", *ireg); |
876c9d3a MT |
762 | |
763 | return 0; | |
764 | } | |
765 | ||
69f9032d | 766 | static int if_usb_read_event_cause(struct lbs_private *priv) |
876c9d3a | 767 | { |
634b8f49 | 768 | struct usb_card_rec *cardp = priv->card; |
954ee164 | 769 | |
876c9d3a MT |
770 | priv->adapter->eventcause = cardp->usb_event_cause; |
771 | /* Re-submit rx urb here to avoid event lost issue */ | |
954ee164 | 772 | if_usb_submit_rx_urb(cardp); |
876c9d3a MT |
773 | return 0; |
774 | } | |
775 | ||
9e22cb67 DW |
776 | /** |
777 | * @brief This function issues Boot command to the Boot2 code | |
778 | * @param ivalue 1:Boot from FW by USB-Download | |
779 | * 2:Boot from FW in EEPROM | |
780 | * @return 0 | |
781 | */ | |
954ee164 | 782 | static int if_usb_issue_boot_command(struct usb_card_rec *cardp, int ivalue) |
9e22cb67 | 783 | { |
954ee164 | 784 | struct bootcmdstr sbootcmd; |
9e22cb67 DW |
785 | int i; |
786 | ||
787 | /* Prepare command */ | |
788 | sbootcmd.u32magicnumber = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER); | |
789 | sbootcmd.u8cmd_tag = ivalue; | |
790 | for (i=0; i<11; i++) | |
791 | sbootcmd.au8dumy[i]=0x00; | |
792 | memcpy(cardp->bulk_out_buffer, &sbootcmd, sizeof(struct bootcmdstr)); | |
793 | ||
794 | /* Issue command */ | |
954ee164 | 795 | usb_tx_block(cardp, cardp->bulk_out_buffer, sizeof(struct bootcmdstr)); |
9e22cb67 DW |
796 | |
797 | return 0; | |
798 | } | |
876c9d3a MT |
799 | |
800 | ||
954ee164 DW |
801 | /** |
802 | * @brief This function checks the validity of Boot2/FW image. | |
803 | * | |
804 | * @param data pointer to image | |
805 | * len image length | |
806 | * @return 0 or -1 | |
807 | */ | |
808 | static int check_fwfile_format(u8 *data, u32 totlen) | |
809 | { | |
810 | u32 bincmd, exit; | |
811 | u32 blksize, offset, len; | |
812 | int ret; | |
813 | ||
814 | ret = 1; | |
815 | exit = len = 0; | |
816 | ||
817 | do { | |
818 | struct fwheader *fwh = (void *)data; | |
819 | ||
820 | bincmd = le32_to_cpu(fwh->dnldcmd); | |
821 | blksize = le32_to_cpu(fwh->datalength); | |
822 | switch (bincmd) { | |
823 | case FW_HAS_DATA_TO_RECV: | |
824 | offset = sizeof(struct fwheader) + blksize; | |
825 | data += offset; | |
826 | len += offset; | |
827 | if (len >= totlen) | |
828 | exit = 1; | |
829 | break; | |
830 | case FW_HAS_LAST_BLOCK: | |
831 | exit = 1; | |
832 | ret = 0; | |
833 | break; | |
834 | default: | |
835 | exit = 1; | |
836 | break; | |
837 | } | |
838 | } while (!exit); | |
839 | ||
840 | if (ret) | |
841 | lbs_pr_err("firmware file format check FAIL\n"); | |
842 | else | |
843 | lbs_deb_fw("firmware file format check PASS\n"); | |
844 | ||
845 | return ret; | |
846 | } | |
847 | ||
848 | ||
849 | static int if_usb_prog_firmware(struct usb_card_rec *cardp) | |
876c9d3a | 850 | { |
876c9d3a MT |
851 | int i = 0; |
852 | static int reset_count = 10; | |
9012b28a | 853 | int ret = 0; |
876c9d3a | 854 | |
9012b28a | 855 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a | 856 | |
10078321 | 857 | if ((ret = request_firmware(&cardp->fw, lbs_fw_name, |
954ee164 DW |
858 | &cardp->udev->dev)) < 0) { |
859 | lbs_pr_err("request_firmware() failed with %#x\n", ret); | |
10078321 | 860 | lbs_pr_err("firmware %s not found\n", lbs_fw_name); |
954ee164 DW |
861 | goto done; |
862 | } | |
863 | ||
864 | if (check_fwfile_format(cardp->fw->data, cardp->fw->size)) | |
865 | goto release_fw; | |
876c9d3a MT |
866 | |
867 | restart: | |
954ee164 | 868 | if (if_usb_submit_rx_urb_fwload(cardp) < 0) { |
9012b28a HS |
869 | lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n"); |
870 | ret = -1; | |
954ee164 | 871 | goto release_fw; |
876c9d3a MT |
872 | } |
873 | ||
876c9d3a MT |
874 | cardp->bootcmdresp = 0; |
875 | do { | |
876 | int j = 0; | |
877 | i++; | |
878 | /* Issue Boot command = 1, Boot from Download-FW */ | |
954ee164 | 879 | if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB); |
876c9d3a MT |
880 | /* wait for command response */ |
881 | do { | |
882 | j++; | |
883 | msleep_interruptible(100); | |
884 | } while (cardp->bootcmdresp == 0 && j < 10); | |
885 | } while (cardp->bootcmdresp == 0 && i < 5); | |
886 | ||
887 | if (cardp->bootcmdresp == 0) { | |
888 | if (--reset_count >= 0) { | |
954ee164 | 889 | if_usb_reset_device(cardp); |
876c9d3a MT |
890 | goto restart; |
891 | } | |
892 | return -1; | |
893 | } | |
876c9d3a MT |
894 | |
895 | i = 0; | |
876c9d3a MT |
896 | |
897 | cardp->totalbytes = 0; | |
898 | cardp->fwlastblksent = 0; | |
899 | cardp->CRC_OK = 1; | |
900 | cardp->fwdnldover = 0; | |
901 | cardp->fwseqnum = -1; | |
902 | cardp->totalbytes = 0; | |
903 | cardp->fwfinalblk = 0; | |
904 | ||
954ee164 | 905 | if_prog_firmware(cardp); |
876c9d3a MT |
906 | |
907 | do { | |
9012b28a | 908 | lbs_deb_usbd(&cardp->udev->dev,"Wlan sched timeout\n"); |
876c9d3a MT |
909 | i++; |
910 | msleep_interruptible(100); | |
954ee164 | 911 | if (cardp->surprise_removed || i >= 20) |
876c9d3a MT |
912 | break; |
913 | } while (!cardp->fwdnldover); | |
914 | ||
915 | if (!cardp->fwdnldover) { | |
916 | lbs_pr_info("failed to load fw, resetting device!\n"); | |
917 | if (--reset_count >= 0) { | |
954ee164 | 918 | if_usb_reset_device(cardp); |
876c9d3a MT |
919 | goto restart; |
920 | } | |
921 | ||
922 | lbs_pr_info("FW download failure, time = %d ms\n", i * 100); | |
9012b28a | 923 | ret = -1; |
954ee164 | 924 | goto release_fw; |
876c9d3a MT |
925 | } |
926 | ||
954ee164 DW |
927 | release_fw: |
928 | release_firmware(cardp->fw); | |
929 | cardp->fw = NULL; | |
876c9d3a | 930 | |
9012b28a HS |
931 | done: |
932 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
933 | return ret; | |
876c9d3a MT |
934 | } |
935 | ||
1df4e8fe | 936 | |
876c9d3a MT |
937 | #ifdef CONFIG_PM |
938 | static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) | |
939 | { | |
940 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
69f9032d | 941 | struct lbs_private *priv = cardp->priv; |
876c9d3a | 942 | |
9012b28a | 943 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
944 | |
945 | if (priv->adapter->psstate != PS_STATE_FULL_POWER) | |
946 | return -1; | |
947 | ||
d21b31fd LCC |
948 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
949 | /* Mesh autostart must be activated while sleeping | |
950 | * On resume it will go back to the current state | |
951 | */ | |
952 | struct cmd_ds_mesh_access mesh_access; | |
953 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
954 | mesh_access.data[0] = cpu_to_le32(1); | |
10078321 | 955 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
956 | CMD_MESH_ACCESS, |
957 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
958 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
959 | } | |
960 | ||
876c9d3a | 961 | netif_device_detach(cardp->eth_dev); |
51d84f50 | 962 | netif_device_detach(priv->mesh_dev); |
876c9d3a MT |
963 | |
964 | /* Unlink tx & rx urb */ | |
965 | usb_kill_urb(cardp->tx_urb); | |
966 | usb_kill_urb(cardp->rx_urb); | |
967 | ||
968 | cardp->rx_urb_recall = 1; | |
969 | ||
9012b28a | 970 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
971 | return 0; |
972 | } | |
973 | ||
974 | static int if_usb_resume(struct usb_interface *intf) | |
975 | { | |
976 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
69f9032d | 977 | struct lbs_private *priv = cardp->priv; |
876c9d3a | 978 | |
9012b28a | 979 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
980 | |
981 | cardp->rx_urb_recall = 0; | |
982 | ||
983 | if_usb_submit_rx_urb(cardp->priv); | |
984 | ||
985 | netif_device_attach(cardp->eth_dev); | |
51d84f50 | 986 | netif_device_attach(priv->mesh_dev); |
876c9d3a | 987 | |
d21b31fd LCC |
988 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
989 | /* Mesh autostart was activated while sleeping | |
990 | * Disable it if appropriate | |
991 | */ | |
992 | struct cmd_ds_mesh_access mesh_access; | |
993 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
994 | mesh_access.data[0] = cpu_to_le32(0); | |
10078321 | 995 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
996 | CMD_MESH_ACCESS, |
997 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
998 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
999 | } | |
1000 | ||
9012b28a | 1001 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
1002 | return 0; |
1003 | } | |
1004 | #else | |
1005 | #define if_usb_suspend NULL | |
1006 | #define if_usb_resume NULL | |
1007 | #endif | |
1008 | ||
1009 | static struct usb_driver if_usb_driver = { | |
798fbfec | 1010 | .name = DRV_NAME, |
876c9d3a | 1011 | .probe = if_usb_probe, |
876c9d3a | 1012 | .disconnect = if_usb_disconnect, |
876c9d3a MT |
1013 | .id_table = if_usb_table, |
1014 | .suspend = if_usb_suspend, | |
1015 | .resume = if_usb_resume, | |
1016 | }; | |
1017 | ||
4fb910fd | 1018 | static int __init if_usb_init_module(void) |
876c9d3a | 1019 | { |
084708b6 | 1020 | int ret = 0; |
876c9d3a | 1021 | |
084708b6 HS |
1022 | lbs_deb_enter(LBS_DEB_MAIN); |
1023 | ||
084708b6 HS |
1024 | ret = usb_register(&if_usb_driver); |
1025 | ||
1026 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
1027 | return ret; | |
876c9d3a MT |
1028 | } |
1029 | ||
4fb910fd | 1030 | static void __exit if_usb_exit_module(void) |
876c9d3a | 1031 | { |
084708b6 HS |
1032 | lbs_deb_enter(LBS_DEB_MAIN); |
1033 | ||
876c9d3a | 1034 | usb_deregister(&if_usb_driver); |
084708b6 HS |
1035 | |
1036 | lbs_deb_leave(LBS_DEB_MAIN); | |
876c9d3a | 1037 | } |
084708b6 HS |
1038 | |
1039 | module_init(if_usb_init_module); | |
1040 | module_exit(if_usb_exit_module); | |
1041 | ||
1042 | MODULE_DESCRIPTION("8388 USB WLAN Driver"); | |
1043 | MODULE_AUTHOR("Marvell International Ltd."); | |
1044 | MODULE_LICENSE("GPL"); |