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); |
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; | |
107 | int rsp_len = sizeof(b2_cmd); | |
108 | ||
109 | b2_cmd.action = 0; | |
c2df2efe | 110 | b2_cmd.version = priv->boot2_version; |
04c80f1a DW |
111 | |
112 | if (lbs_cmd(priv, CMD_SET_BOOT2_VER, &b2_cmd, sizeof(b2_cmd), | |
113 | &b2_cmd, &rsp_len)) { | |
114 | lbs_deb_usb("Setting boot2 version failed\n"); | |
115 | } | |
116 | } | |
117 | ||
118 | ||
876c9d3a MT |
119 | /** |
120 | * @brief sets the configuration values | |
121 | * @param ifnum interface number | |
122 | * @param id pointer to usb_device_id | |
123 | * @return 0 on success, error code on failure | |
124 | */ | |
125 | static int if_usb_probe(struct usb_interface *intf, | |
126 | const struct usb_device_id *id) | |
127 | { | |
128 | struct usb_device *udev; | |
129 | struct usb_host_interface *iface_desc; | |
130 | struct usb_endpoint_descriptor *endpoint; | |
69f9032d | 131 | struct lbs_private *priv; |
435a1acb | 132 | struct usb_card_rec *cardp; |
876c9d3a MT |
133 | int i; |
134 | ||
135 | udev = interface_to_usbdev(intf); | |
136 | ||
435a1acb HS |
137 | cardp = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); |
138 | if (!cardp) { | |
876c9d3a MT |
139 | lbs_pr_err("Out of memory allocating private data.\n"); |
140 | goto error; | |
141 | } | |
142 | ||
435a1acb | 143 | cardp->udev = udev; |
876c9d3a MT |
144 | iface_desc = intf->cur_altsetting; |
145 | ||
9012b28a | 146 | lbs_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X" |
876c9d3a | 147 | " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n", |
981f187b DW |
148 | le16_to_cpu(udev->descriptor.bcdUSB), |
149 | udev->descriptor.bDeviceClass, | |
150 | udev->descriptor.bDeviceSubClass, | |
151 | udev->descriptor.bDeviceProtocol); | |
876c9d3a MT |
152 | |
153 | for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { | |
154 | endpoint = &iface_desc->endpoint[i].desc; | |
155 | if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) | |
156 | && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == | |
157 | USB_ENDPOINT_XFER_BULK)) { | |
158 | /* we found a bulk in endpoint */ | |
9012b28a | 159 | lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n", |
981f187b DW |
160 | le16_to_cpu(endpoint->wMaxPacketSize)); |
161 | if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) { | |
9012b28a | 162 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
163 | "Rx URB allocation failed\n"); |
164 | goto dealloc; | |
165 | } | |
435a1acb | 166 | cardp->rx_urb_recall = 0; |
876c9d3a | 167 | |
435a1acb | 168 | cardp->bulk_in_size = |
981f187b | 169 | le16_to_cpu(endpoint->wMaxPacketSize); |
435a1acb | 170 | cardp->bulk_in_endpointAddr = |
876c9d3a MT |
171 | (endpoint-> |
172 | bEndpointAddress & USB_ENDPOINT_NUMBER_MASK); | |
9012b28a | 173 | lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n", |
876c9d3a MT |
174 | endpoint->bEndpointAddress); |
175 | } | |
176 | ||
177 | if (((endpoint-> | |
178 | bEndpointAddress & USB_ENDPOINT_DIR_MASK) == | |
179 | USB_DIR_OUT) | |
180 | && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == | |
181 | USB_ENDPOINT_XFER_BULK)) { | |
182 | /* We found bulk out endpoint */ | |
981f187b | 183 | if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) { |
9012b28a | 184 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
185 | "Tx URB allocation failed\n"); |
186 | goto dealloc; | |
187 | } | |
188 | ||
435a1acb | 189 | cardp->bulk_out_size = |
981f187b | 190 | le16_to_cpu(endpoint->wMaxPacketSize); |
9012b28a | 191 | lbs_deb_usbd(&udev->dev, |
981f187b DW |
192 | "Bulk out size is %d\n", |
193 | le16_to_cpu(endpoint->wMaxPacketSize)); | |
435a1acb | 194 | cardp->bulk_out_endpointAddr = |
876c9d3a | 195 | endpoint->bEndpointAddress; |
9012b28a | 196 | lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n", |
876c9d3a | 197 | endpoint->bEndpointAddress); |
435a1acb | 198 | cardp->bulk_out_buffer = |
876c9d3a MT |
199 | kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE, |
200 | GFP_KERNEL); | |
201 | ||
435a1acb | 202 | if (!cardp->bulk_out_buffer) { |
9012b28a | 203 | lbs_deb_usbd(&udev->dev, |
876c9d3a MT |
204 | "Could not allocate buffer\n"); |
205 | goto dealloc; | |
206 | } | |
207 | } | |
208 | } | |
209 | ||
954ee164 DW |
210 | /* Upload firmware */ |
211 | cardp->rinfo.cardp = cardp; | |
212 | if (if_usb_prog_firmware(cardp)) { | |
213 | lbs_deb_usbd(&udev->dev, "FW upload failed"); | |
214 | goto err_prog_firmware; | |
215 | } | |
216 | ||
10078321 | 217 | if (!(priv = lbs_add_card(cardp, &udev->dev))) |
954ee164 | 218 | goto err_prog_firmware; |
3874d0fe | 219 | |
954ee164 | 220 | cardp->priv = priv; |
965f8bbc | 221 | |
10078321 | 222 | if (lbs_add_mesh(priv, &udev->dev)) |
6a812157 | 223 | goto err_add_mesh; |
51d84f50 | 224 | |
954ee164 DW |
225 | cardp->eth_dev = priv->dev; |
226 | ||
208fdd2f HS |
227 | priv->hw_host_to_card = if_usb_host_to_card; |
228 | priv->hw_get_int_status = if_usb_get_int_status; | |
229 | priv->hw_read_event_cause = if_usb_read_event_cause; | |
c2df2efe | 230 | priv->boot2_version = udev->descriptor.bcdDevice; |
208fdd2f | 231 | |
954ee164 DW |
232 | /* Delay 200 ms to waiting for the FW ready */ |
233 | if_usb_submit_rx_urb(cardp); | |
234 | msleep_interruptible(200); | |
235 | priv->adapter->fw_ready = 1; | |
236 | ||
10078321 | 237 | if (lbs_start_card(priv)) |
954ee164 | 238 | goto err_start_card; |
32a74b7c | 239 | |
04c80f1a | 240 | if_usb_set_boot2_ver(priv); |
2c94404c | 241 | |
876c9d3a | 242 | usb_get_dev(udev); |
435a1acb | 243 | usb_set_intfdata(intf, cardp); |
876c9d3a | 244 | |
876c9d3a MT |
245 | return 0; |
246 | ||
954ee164 | 247 | err_start_card: |
10078321 | 248 | lbs_remove_mesh(priv); |
6a812157 | 249 | err_add_mesh: |
10078321 | 250 | lbs_remove_card(priv); |
954ee164 DW |
251 | err_prog_firmware: |
252 | if_usb_reset_device(cardp); | |
876c9d3a | 253 | dealloc: |
435a1acb | 254 | if_usb_free(cardp); |
876c9d3a MT |
255 | |
256 | error: | |
257 | return -ENOMEM; | |
258 | } | |
259 | ||
260 | /** | |
261 | * @brief free resource and cleanup | |
435a1acb | 262 | * @param intf USB interface structure |
876c9d3a MT |
263 | * @return N/A |
264 | */ | |
265 | static void if_usb_disconnect(struct usb_interface *intf) | |
266 | { | |
267 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
69f9032d | 268 | struct lbs_private *priv = (struct lbs_private *) cardp->priv; |
876c9d3a | 269 | |
954ee164 | 270 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 271 | |
954ee164 DW |
272 | /* Update Surprise removed to TRUE */ |
273 | cardp->surprise_removed = 1; | |
876c9d3a | 274 | |
954ee164 | 275 | if (priv) { |
69f9032d | 276 | struct lbs_adapter *adapter = priv->adapter; |
954ee164 DW |
277 | |
278 | adapter->surpriseremoved = 1; | |
10078321 HS |
279 | lbs_stop_card(priv); |
280 | lbs_remove_mesh(priv); | |
281 | lbs_remove_card(priv); | |
954ee164 | 282 | } |
876c9d3a | 283 | |
be13f189 AS |
284 | /* this is (apparently?) necessary for future usage of the device */ |
285 | lbs_prepare_and_send_command(priv, CMD_802_11_RESET, CMD_ACT_HALT, | |
286 | 0, 0, NULL); | |
287 | ||
876c9d3a MT |
288 | /* Unlink and free urb */ |
289 | if_usb_free(cardp); | |
290 | ||
291 | usb_set_intfdata(intf, NULL); | |
292 | usb_put_dev(interface_to_usbdev(intf)); | |
293 | ||
954ee164 | 294 | lbs_deb_leave(LBS_DEB_MAIN); |
876c9d3a MT |
295 | } |
296 | ||
297 | /** | |
298 | * @brief This function download FW | |
69f9032d | 299 | * @param priv pointer to struct lbs_private |
876c9d3a MT |
300 | * @return 0 |
301 | */ | |
954ee164 | 302 | static int if_prog_firmware(struct usb_card_rec *cardp) |
876c9d3a | 303 | { |
876c9d3a MT |
304 | struct FWData *fwdata; |
305 | struct fwheader *fwheader; | |
954ee164 | 306 | u8 *firmware = cardp->fw->data; |
876c9d3a MT |
307 | |
308 | fwdata = kmalloc(sizeof(struct FWData), GFP_ATOMIC); | |
309 | ||
310 | if (!fwdata) | |
311 | return -1; | |
312 | ||
313 | fwheader = &fwdata->fwheader; | |
314 | ||
315 | if (!cardp->CRC_OK) { | |
316 | cardp->totalbytes = cardp->fwlastblksent; | |
317 | cardp->fwseqnum = cardp->lastseqnum - 1; | |
318 | } | |
319 | ||
9012b28a HS |
320 | /* |
321 | lbs_deb_usbd(&cardp->udev->dev, "totalbytes = %d\n", | |
876c9d3a | 322 | cardp->totalbytes); |
9012b28a | 323 | */ |
876c9d3a MT |
324 | |
325 | memcpy(fwheader, &firmware[cardp->totalbytes], | |
326 | sizeof(struct fwheader)); | |
327 | ||
328 | cardp->fwlastblksent = cardp->totalbytes; | |
329 | cardp->totalbytes += sizeof(struct fwheader); | |
330 | ||
9012b28a | 331 | /* lbs_deb_usbd(&cardp->udev->dev,"Copy Data\n"); */ |
876c9d3a | 332 | memcpy(fwdata->data, &firmware[cardp->totalbytes], |
981f187b | 333 | le32_to_cpu(fwdata->fwheader.datalength)); |
876c9d3a | 334 | |
9012b28a HS |
335 | /* |
336 | lbs_deb_usbd(&cardp->udev->dev, | |
bb793e2b | 337 | "Data length = %d\n", le32_to_cpu(fwdata->fwheader.datalength)); |
9012b28a | 338 | */ |
876c9d3a MT |
339 | |
340 | cardp->fwseqnum = cardp->fwseqnum + 1; | |
341 | ||
981f187b DW |
342 | fwdata->seqnum = cpu_to_le32(cardp->fwseqnum); |
343 | cardp->lastseqnum = cardp->fwseqnum; | |
344 | cardp->totalbytes += le32_to_cpu(fwdata->fwheader.datalength); | |
876c9d3a | 345 | |
981f187b | 346 | if (fwheader->dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) { |
9012b28a | 347 | /* |
981f187b | 348 | lbs_deb_usbd(&cardp->udev->dev, "There are data to follow\n"); |
9012b28a | 349 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
350 | "seqnum = %d totalbytes = %d\n", cardp->fwseqnum, |
351 | cardp->totalbytes); | |
9012b28a | 352 | */ |
876c9d3a | 353 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 354 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a | 355 | |
bb793e2b | 356 | } else if (fwdata->fwheader.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) { |
9012b28a HS |
357 | /* |
358 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 359 | "Host has finished FW downloading\n"); |
9012b28a | 360 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a | 361 | "Donwloading FW JUMP BLOCK\n"); |
9012b28a | 362 | */ |
876c9d3a | 363 | memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); |
954ee164 | 364 | usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); |
876c9d3a MT |
365 | cardp->fwfinalblk = 1; |
366 | } | |
367 | ||
9012b28a HS |
368 | /* |
369 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a MT |
370 | "The firmware download is done size is %d\n", |
371 | cardp->totalbytes); | |
9012b28a | 372 | */ |
876c9d3a MT |
373 | |
374 | kfree(fwdata); | |
375 | ||
376 | return 0; | |
377 | } | |
378 | ||
954ee164 | 379 | static int if_usb_reset_device(struct usb_card_rec *cardp) |
876c9d3a MT |
380 | { |
381 | int ret; | |
69f9032d | 382 | struct lbs_private *priv = cardp->priv; |
876c9d3a | 383 | |
3874d0fe HS |
384 | lbs_deb_enter(LBS_DEB_USB); |
385 | ||
eedc2a31 DW |
386 | /* Try a USB port reset first, if that fails send the reset |
387 | * command to the firmware. | |
388 | */ | |
876c9d3a | 389 | ret = usb_reset_device(cardp->udev); |
954ee164 | 390 | if (!ret && priv) { |
876c9d3a | 391 | msleep(10); |
10078321 | 392 | ret = lbs_reset_device(priv); |
876c9d3a MT |
393 | msleep(10); |
394 | } | |
3874d0fe HS |
395 | |
396 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
397 | ||
876c9d3a MT |
398 | return ret; |
399 | } | |
400 | ||
401 | /** | |
402 | * @brief This function transfer the data to the device. | |
69f9032d | 403 | * @param priv pointer to struct lbs_private |
876c9d3a MT |
404 | * @param payload pointer to payload data |
405 | * @param nb data length | |
406 | * @return 0 or -1 | |
407 | */ | |
954ee164 | 408 | static int usb_tx_block(struct usb_card_rec *cardp, u8 * payload, u16 nb) |
876c9d3a | 409 | { |
876c9d3a MT |
410 | int ret = -1; |
411 | ||
412 | /* check if device is removed */ | |
954ee164 | 413 | if (cardp->surprise_removed) { |
9012b28a | 414 | lbs_deb_usbd(&cardp->udev->dev, "Device removed\n"); |
876c9d3a MT |
415 | goto tx_ret; |
416 | } | |
417 | ||
418 | usb_fill_bulk_urb(cardp->tx_urb, cardp->udev, | |
419 | usb_sndbulkpipe(cardp->udev, | |
420 | cardp->bulk_out_endpointAddr), | |
954ee164 | 421 | payload, nb, if_usb_write_bulk_callback, cardp); |
876c9d3a MT |
422 | |
423 | cardp->tx_urb->transfer_flags |= URB_ZERO_PACKET; | |
424 | ||
425 | if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) { | |
426 | /* transfer failed */ | |
0856e681 | 427 | lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed: %d\n", ret); |
876c9d3a MT |
428 | ret = -1; |
429 | } else { | |
9012b28a | 430 | /* lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb success\n"); */ |
876c9d3a MT |
431 | ret = 0; |
432 | } | |
433 | ||
434 | tx_ret: | |
435 | return ret; | |
436 | } | |
437 | ||
954ee164 DW |
438 | static int __if_usb_submit_rx_urb(struct usb_card_rec *cardp, |
439 | void (*callbackfn)(struct urb *urb)) | |
876c9d3a | 440 | { |
876c9d3a MT |
441 | struct sk_buff *skb; |
442 | struct read_cb_info *rinfo = &cardp->rinfo; | |
443 | int ret = -1; | |
444 | ||
445 | if (!(skb = dev_alloc_skb(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE))) { | |
446 | lbs_pr_err("No free skb\n"); | |
447 | goto rx_ret; | |
448 | } | |
449 | ||
450 | rinfo->skb = skb; | |
451 | ||
452 | /* Fill the receive configuration URB and initialise the Rx call back */ | |
453 | usb_fill_bulk_urb(cardp->rx_urb, cardp->udev, | |
454 | usb_rcvbulkpipe(cardp->udev, | |
455 | cardp->bulk_in_endpointAddr), | |
4269e2ad | 456 | (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET), |
876c9d3a MT |
457 | MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn, |
458 | rinfo); | |
459 | ||
460 | cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET; | |
461 | ||
9012b28a | 462 | /* lbs_deb_usbd(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); */ |
876c9d3a MT |
463 | if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) { |
464 | /* handle failure conditions */ | |
0856e681 | 465 | lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed: %d\n", ret); |
77d8cf2c DW |
466 | kfree_skb(skb); |
467 | rinfo->skb = NULL; | |
876c9d3a MT |
468 | ret = -1; |
469 | } else { | |
9012b28a | 470 | /* lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB success\n"); */ |
876c9d3a MT |
471 | ret = 0; |
472 | } | |
473 | ||
474 | rx_ret: | |
475 | return ret; | |
476 | } | |
477 | ||
954ee164 | 478 | static int if_usb_submit_rx_urb_fwload(struct usb_card_rec *cardp) |
876c9d3a | 479 | { |
954ee164 | 480 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload); |
876c9d3a MT |
481 | } |
482 | ||
954ee164 | 483 | static int if_usb_submit_rx_urb(struct usb_card_rec *cardp) |
876c9d3a | 484 | { |
954ee164 | 485 | return __if_usb_submit_rx_urb(cardp, &if_usb_receive); |
876c9d3a MT |
486 | } |
487 | ||
488 | static void if_usb_receive_fwload(struct urb *urb) | |
489 | { | |
490 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 491 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 492 | struct usb_card_rec *cardp = (struct usb_card_rec *)rinfo->cardp; |
876c9d3a MT |
493 | struct fwsyncheader *syncfwheader; |
494 | struct bootcmdrespStr bootcmdresp; | |
495 | ||
496 | if (urb->status) { | |
9012b28a | 497 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
498 | "URB status is failed during fw load\n"); |
499 | kfree_skb(skb); | |
500 | return; | |
501 | } | |
502 | ||
503 | if (cardp->bootcmdresp == 0) { | |
504 | memcpy (&bootcmdresp, skb->data + IPFIELD_ALIGN_OFFSET, | |
505 | sizeof(bootcmdresp)); | |
981f187b | 506 | if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) { |
876c9d3a | 507 | kfree_skb(skb); |
954ee164 | 508 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a | 509 | cardp->bootcmdresp = 1; |
9012b28a | 510 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
511 | "Received valid boot command response\n"); |
512 | return; | |
513 | } | |
981f187b | 514 | if (bootcmdresp.u32magicnumber != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) { |
876c9d3a MT |
515 | lbs_pr_info( |
516 | "boot cmd response wrong magic number (0x%x)\n", | |
981f187b | 517 | le32_to_cpu(bootcmdresp.u32magicnumber)); |
876c9d3a MT |
518 | } else if (bootcmdresp.u8cmd_tag != BOOT_CMD_FW_BY_USB) { |
519 | lbs_pr_info( | |
520 | "boot cmd response cmd_tag error (%d)\n", | |
521 | bootcmdresp.u8cmd_tag); | |
522 | } else if (bootcmdresp.u8result != BOOT_CMD_RESP_OK) { | |
523 | lbs_pr_info( | |
524 | "boot cmd response result error (%d)\n", | |
525 | bootcmdresp.u8result); | |
526 | } else { | |
527 | cardp->bootcmdresp = 1; | |
9012b28a | 528 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
529 | "Received valid boot command response\n"); |
530 | } | |
531 | kfree_skb(skb); | |
954ee164 | 532 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
533 | return; |
534 | } | |
535 | ||
536 | syncfwheader = kmalloc(sizeof(struct fwsyncheader), GFP_ATOMIC); | |
537 | if (!syncfwheader) { | |
9012b28a | 538 | lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n"); |
876c9d3a MT |
539 | kfree_skb(skb); |
540 | return; | |
541 | } | |
542 | ||
543 | memcpy(syncfwheader, skb->data + IPFIELD_ALIGN_OFFSET, | |
544 | sizeof(struct fwsyncheader)); | |
545 | ||
546 | if (!syncfwheader->cmd) { | |
9012b28a HS |
547 | /* |
548 | lbs_deb_usbd(&cardp->udev->dev, | |
876c9d3a | 549 | "FW received Blk with correct CRC\n"); |
9012b28a | 550 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
551 | "FW received Blk seqnum = %d\n", |
552 | syncfwheader->seqnum); | |
9012b28a | 553 | */ |
876c9d3a MT |
554 | cardp->CRC_OK = 1; |
555 | } else { | |
9012b28a | 556 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
557 | "FW received Blk with CRC error\n"); |
558 | cardp->CRC_OK = 0; | |
559 | } | |
560 | ||
561 | kfree_skb(skb); | |
562 | ||
563 | if (cardp->fwfinalblk) { | |
564 | cardp->fwdnldover = 1; | |
565 | goto exit; | |
566 | } | |
567 | ||
954ee164 | 568 | if_prog_firmware(cardp); |
876c9d3a | 569 | |
954ee164 | 570 | if_usb_submit_rx_urb_fwload(cardp); |
876c9d3a MT |
571 | exit: |
572 | kfree(syncfwheader); | |
573 | ||
574 | return; | |
575 | ||
576 | } | |
577 | ||
578 | #define MRVDRV_MIN_PKT_LEN 30 | |
579 | ||
580 | static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb, | |
581 | struct usb_card_rec *cardp, | |
69f9032d | 582 | struct lbs_private *priv) |
876c9d3a MT |
583 | { |
584 | if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + | |
585 | MESSAGE_HEADER_LEN || recvlength < MRVDRV_MIN_PKT_LEN) { | |
9012b28a | 586 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
587 | "Packet length is Invalid\n"); |
588 | kfree_skb(skb); | |
589 | return; | |
590 | } | |
591 | ||
592 | skb_reserve(skb, IPFIELD_ALIGN_OFFSET); | |
593 | skb_put(skb, recvlength); | |
594 | skb_pull(skb, MESSAGE_HEADER_LEN); | |
10078321 | 595 | lbs_process_rxed_packet(priv, skb); |
634b8f49 | 596 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a MT |
597 | } |
598 | ||
599 | static inline void process_cmdrequest(int recvlength, u8 *recvbuff, | |
600 | struct sk_buff *skb, | |
601 | struct usb_card_rec *cardp, | |
69f9032d | 602 | struct lbs_private *priv) |
876c9d3a MT |
603 | { |
604 | u8 *cmdbuf; | |
605 | if (recvlength > MRVDRV_SIZE_OF_CMD_BUFFER) { | |
9012b28a | 606 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
607 | "The receive buffer is too large\n"); |
608 | kfree_skb(skb); | |
609 | return; | |
610 | } | |
611 | ||
612 | if (!in_interrupt()) | |
613 | BUG(); | |
614 | ||
615 | spin_lock(&priv->adapter->driver_lock); | |
616 | /* take care of cur_cmd = NULL case by reading the | |
617 | * data to clear the interrupt */ | |
618 | if (!priv->adapter->cur_cmd) { | |
634b8f49 | 619 | cmdbuf = priv->upld_buf; |
c95c7f93 | 620 | priv->adapter->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY; |
876c9d3a MT |
621 | } else |
622 | cmdbuf = priv->adapter->cur_cmd->bufvirtualaddr; | |
623 | ||
c95c7f93 | 624 | cardp->usb_int_cause |= MRVDRV_CMD_UPLD_RDY; |
634b8f49 | 625 | priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); |
876c9d3a | 626 | memcpy(cmdbuf, recvbuff + MESSAGE_HEADER_LEN, |
634b8f49 | 627 | priv->upld_len); |
876c9d3a MT |
628 | |
629 | kfree_skb(skb); | |
10078321 | 630 | lbs_interrupt(priv->dev); |
876c9d3a MT |
631 | spin_unlock(&priv->adapter->driver_lock); |
632 | ||
9012b28a | 633 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
634 | "Wake up main thread to handle cmd response\n"); |
635 | ||
636 | return; | |
637 | } | |
638 | ||
639 | /** | |
640 | * @brief This function reads of the packet into the upload buff, | |
641 | * wake up the main thread and initialise the Rx callack. | |
642 | * | |
643 | * @param urb pointer to struct urb | |
644 | * @return N/A | |
645 | */ | |
646 | static void if_usb_receive(struct urb *urb) | |
647 | { | |
648 | struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; | |
876c9d3a | 649 | struct sk_buff *skb = rinfo->skb; |
954ee164 | 650 | struct usb_card_rec *cardp = (struct usb_card_rec *) rinfo->cardp; |
69f9032d | 651 | struct lbs_private *priv = cardp->priv; |
876c9d3a MT |
652 | |
653 | int recvlength = urb->actual_length; | |
654 | u8 *recvbuff = NULL; | |
8362cd41 | 655 | u32 recvtype = 0; |
876c9d3a | 656 | |
9012b28a | 657 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
658 | |
659 | if (recvlength) { | |
8362cd41 DW |
660 | __le32 tmp; |
661 | ||
876c9d3a | 662 | if (urb->status) { |
9012b28a | 663 | lbs_deb_usbd(&cardp->udev->dev, |
876c9d3a MT |
664 | "URB status is failed\n"); |
665 | kfree_skb(skb); | |
666 | goto setup_for_next; | |
667 | } | |
668 | ||
669 | recvbuff = skb->data + IPFIELD_ALIGN_OFFSET; | |
8362cd41 DW |
670 | memcpy(&tmp, recvbuff, sizeof(u32)); |
671 | recvtype = le32_to_cpu(tmp); | |
9012b28a | 672 | lbs_deb_usbd(&cardp->udev->dev, |
8362cd41 DW |
673 | "Recv length = 0x%x, Recv type = 0x%X\n", |
674 | recvlength, recvtype); | |
77d8cf2c DW |
675 | } else if (urb->status) { |
676 | kfree_skb(skb); | |
876c9d3a | 677 | goto rx_exit; |
77d8cf2c | 678 | } |
876c9d3a | 679 | |
876c9d3a MT |
680 | switch (recvtype) { |
681 | case CMD_TYPE_DATA: | |
682 | process_cmdtypedata(recvlength, skb, cardp, priv); | |
683 | break; | |
684 | ||
685 | case CMD_TYPE_REQUEST: | |
686 | process_cmdrequest(recvlength, recvbuff, skb, cardp, priv); | |
687 | break; | |
688 | ||
689 | case CMD_TYPE_INDICATION: | |
690 | /* Event cause handling */ | |
691 | spin_lock(&priv->adapter->driver_lock); | |
981f187b | 692 | cardp->usb_event_cause = le32_to_cpu(*(__le32 *) (recvbuff + MESSAGE_HEADER_LEN)); |
9012b28a | 693 | lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n", |
876c9d3a MT |
694 | cardp->usb_event_cause); |
695 | if (cardp->usb_event_cause & 0xffff0000) { | |
10078321 | 696 | lbs_send_tx_feedback(priv); |
12a4d265 | 697 | spin_unlock(&priv->adapter->driver_lock); |
876c9d3a MT |
698 | break; |
699 | } | |
981f187b | 700 | cardp->usb_event_cause <<= 3; |
c95c7f93 | 701 | cardp->usb_int_cause |= MRVDRV_CARDEVENT; |
876c9d3a | 702 | kfree_skb(skb); |
10078321 | 703 | lbs_interrupt(priv->dev); |
876c9d3a MT |
704 | spin_unlock(&priv->adapter->driver_lock); |
705 | goto rx_exit; | |
706 | default: | |
8362cd41 DW |
707 | lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n", |
708 | recvtype); | |
876c9d3a MT |
709 | kfree_skb(skb); |
710 | break; | |
711 | } | |
712 | ||
713 | setup_for_next: | |
954ee164 | 714 | if_usb_submit_rx_urb(cardp); |
876c9d3a | 715 | rx_exit: |
9012b28a | 716 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
717 | } |
718 | ||
719 | /** | |
720 | * @brief This function downloads data to FW | |
69f9032d | 721 | * @param priv pointer to struct lbs_private structure |
876c9d3a MT |
722 | * @param type type of data |
723 | * @param buf pointer to data buffer | |
724 | * @param len number of bytes | |
725 | * @return 0 or -1 | |
726 | */ | |
69f9032d HS |
727 | static int if_usb_host_to_card(struct lbs_private *priv, |
728 | u8 type, | |
729 | u8 *payload, | |
730 | u16 nb) | |
876c9d3a | 731 | { |
634b8f49 | 732 | struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; |
876c9d3a | 733 | |
9012b28a HS |
734 | lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type); |
735 | lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb); | |
876c9d3a MT |
736 | |
737 | if (type == MVMS_CMD) { | |
8362cd41 | 738 | __le32 tmp = cpu_to_le32(CMD_TYPE_REQUEST); |
634b8f49 | 739 | priv->dnld_sent = DNLD_CMD_SENT; |
876c9d3a MT |
740 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
741 | MESSAGE_HEADER_LEN); | |
742 | ||
743 | } else { | |
8362cd41 | 744 | __le32 tmp = cpu_to_le32(CMD_TYPE_DATA); |
634b8f49 | 745 | priv->dnld_sent = DNLD_DATA_SENT; |
876c9d3a MT |
746 | memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, |
747 | MESSAGE_HEADER_LEN); | |
748 | } | |
749 | ||
750 | memcpy((cardp->bulk_out_buffer + MESSAGE_HEADER_LEN), payload, nb); | |
751 | ||
954ee164 | 752 | return usb_tx_block(cardp, cardp->bulk_out_buffer, |
8362cd41 | 753 | nb + MESSAGE_HEADER_LEN); |
876c9d3a MT |
754 | } |
755 | ||
756 | /* called with adapter->driver_lock held */ | |
69f9032d | 757 | static int if_usb_get_int_status(struct lbs_private *priv, u8 *ireg) |
876c9d3a | 758 | { |
634b8f49 | 759 | struct usb_card_rec *cardp = priv->card; |
876c9d3a MT |
760 | |
761 | *ireg = cardp->usb_int_cause; | |
762 | cardp->usb_int_cause = 0; | |
763 | ||
9012b28a | 764 | lbs_deb_usbd(&cardp->udev->dev,"Int cause is 0x%X\n", *ireg); |
876c9d3a MT |
765 | |
766 | return 0; | |
767 | } | |
768 | ||
69f9032d | 769 | static int if_usb_read_event_cause(struct lbs_private *priv) |
876c9d3a | 770 | { |
634b8f49 | 771 | struct usb_card_rec *cardp = priv->card; |
954ee164 | 772 | |
876c9d3a MT |
773 | priv->adapter->eventcause = cardp->usb_event_cause; |
774 | /* Re-submit rx urb here to avoid event lost issue */ | |
954ee164 | 775 | if_usb_submit_rx_urb(cardp); |
876c9d3a MT |
776 | return 0; |
777 | } | |
778 | ||
9e22cb67 DW |
779 | /** |
780 | * @brief This function issues Boot command to the Boot2 code | |
781 | * @param ivalue 1:Boot from FW by USB-Download | |
782 | * 2:Boot from FW in EEPROM | |
783 | * @return 0 | |
784 | */ | |
954ee164 | 785 | static int if_usb_issue_boot_command(struct usb_card_rec *cardp, int ivalue) |
9e22cb67 | 786 | { |
954ee164 | 787 | struct bootcmdstr sbootcmd; |
9e22cb67 DW |
788 | int i; |
789 | ||
790 | /* Prepare command */ | |
791 | sbootcmd.u32magicnumber = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER); | |
792 | sbootcmd.u8cmd_tag = ivalue; | |
793 | for (i=0; i<11; i++) | |
794 | sbootcmd.au8dumy[i]=0x00; | |
795 | memcpy(cardp->bulk_out_buffer, &sbootcmd, sizeof(struct bootcmdstr)); | |
796 | ||
797 | /* Issue command */ | |
954ee164 | 798 | usb_tx_block(cardp, cardp->bulk_out_buffer, sizeof(struct bootcmdstr)); |
9e22cb67 DW |
799 | |
800 | return 0; | |
801 | } | |
876c9d3a MT |
802 | |
803 | ||
954ee164 DW |
804 | /** |
805 | * @brief This function checks the validity of Boot2/FW image. | |
806 | * | |
807 | * @param data pointer to image | |
808 | * len image length | |
809 | * @return 0 or -1 | |
810 | */ | |
811 | static int check_fwfile_format(u8 *data, u32 totlen) | |
812 | { | |
813 | u32 bincmd, exit; | |
814 | u32 blksize, offset, len; | |
815 | int ret; | |
816 | ||
817 | ret = 1; | |
818 | exit = len = 0; | |
819 | ||
820 | do { | |
821 | struct fwheader *fwh = (void *)data; | |
822 | ||
823 | bincmd = le32_to_cpu(fwh->dnldcmd); | |
824 | blksize = le32_to_cpu(fwh->datalength); | |
825 | switch (bincmd) { | |
826 | case FW_HAS_DATA_TO_RECV: | |
827 | offset = sizeof(struct fwheader) + blksize; | |
828 | data += offset; | |
829 | len += offset; | |
830 | if (len >= totlen) | |
831 | exit = 1; | |
832 | break; | |
833 | case FW_HAS_LAST_BLOCK: | |
834 | exit = 1; | |
835 | ret = 0; | |
836 | break; | |
837 | default: | |
838 | exit = 1; | |
839 | break; | |
840 | } | |
841 | } while (!exit); | |
842 | ||
843 | if (ret) | |
844 | lbs_pr_err("firmware file format check FAIL\n"); | |
845 | else | |
846 | lbs_deb_fw("firmware file format check PASS\n"); | |
847 | ||
848 | return ret; | |
849 | } | |
850 | ||
851 | ||
852 | static int if_usb_prog_firmware(struct usb_card_rec *cardp) | |
876c9d3a | 853 | { |
876c9d3a MT |
854 | int i = 0; |
855 | static int reset_count = 10; | |
9012b28a | 856 | int ret = 0; |
876c9d3a | 857 | |
9012b28a | 858 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a | 859 | |
10078321 | 860 | if ((ret = request_firmware(&cardp->fw, lbs_fw_name, |
954ee164 DW |
861 | &cardp->udev->dev)) < 0) { |
862 | lbs_pr_err("request_firmware() failed with %#x\n", ret); | |
10078321 | 863 | lbs_pr_err("firmware %s not found\n", lbs_fw_name); |
954ee164 DW |
864 | goto done; |
865 | } | |
866 | ||
867 | if (check_fwfile_format(cardp->fw->data, cardp->fw->size)) | |
868 | goto release_fw; | |
876c9d3a MT |
869 | |
870 | restart: | |
954ee164 | 871 | if (if_usb_submit_rx_urb_fwload(cardp) < 0) { |
9012b28a HS |
872 | lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n"); |
873 | ret = -1; | |
954ee164 | 874 | goto release_fw; |
876c9d3a MT |
875 | } |
876 | ||
876c9d3a MT |
877 | cardp->bootcmdresp = 0; |
878 | do { | |
879 | int j = 0; | |
880 | i++; | |
881 | /* Issue Boot command = 1, Boot from Download-FW */ | |
954ee164 | 882 | if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB); |
876c9d3a MT |
883 | /* wait for command response */ |
884 | do { | |
885 | j++; | |
886 | msleep_interruptible(100); | |
887 | } while (cardp->bootcmdresp == 0 && j < 10); | |
888 | } while (cardp->bootcmdresp == 0 && i < 5); | |
889 | ||
890 | if (cardp->bootcmdresp == 0) { | |
891 | if (--reset_count >= 0) { | |
954ee164 | 892 | if_usb_reset_device(cardp); |
876c9d3a MT |
893 | goto restart; |
894 | } | |
895 | return -1; | |
896 | } | |
876c9d3a MT |
897 | |
898 | i = 0; | |
876c9d3a MT |
899 | |
900 | cardp->totalbytes = 0; | |
901 | cardp->fwlastblksent = 0; | |
902 | cardp->CRC_OK = 1; | |
903 | cardp->fwdnldover = 0; | |
904 | cardp->fwseqnum = -1; | |
905 | cardp->totalbytes = 0; | |
906 | cardp->fwfinalblk = 0; | |
907 | ||
954ee164 | 908 | if_prog_firmware(cardp); |
876c9d3a MT |
909 | |
910 | do { | |
9012b28a | 911 | lbs_deb_usbd(&cardp->udev->dev,"Wlan sched timeout\n"); |
876c9d3a MT |
912 | i++; |
913 | msleep_interruptible(100); | |
954ee164 | 914 | if (cardp->surprise_removed || i >= 20) |
876c9d3a MT |
915 | break; |
916 | } while (!cardp->fwdnldover); | |
917 | ||
918 | if (!cardp->fwdnldover) { | |
919 | lbs_pr_info("failed to load fw, resetting device!\n"); | |
920 | if (--reset_count >= 0) { | |
954ee164 | 921 | if_usb_reset_device(cardp); |
876c9d3a MT |
922 | goto restart; |
923 | } | |
924 | ||
925 | lbs_pr_info("FW download failure, time = %d ms\n", i * 100); | |
9012b28a | 926 | ret = -1; |
954ee164 | 927 | goto release_fw; |
876c9d3a MT |
928 | } |
929 | ||
954ee164 DW |
930 | release_fw: |
931 | release_firmware(cardp->fw); | |
932 | cardp->fw = NULL; | |
876c9d3a | 933 | |
9012b28a HS |
934 | done: |
935 | lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); | |
936 | return ret; | |
876c9d3a MT |
937 | } |
938 | ||
1df4e8fe | 939 | |
876c9d3a MT |
940 | #ifdef CONFIG_PM |
941 | static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) | |
942 | { | |
943 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
69f9032d | 944 | struct lbs_private *priv = cardp->priv; |
876c9d3a | 945 | |
9012b28a | 946 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
947 | |
948 | if (priv->adapter->psstate != PS_STATE_FULL_POWER) | |
949 | return -1; | |
950 | ||
d21b31fd LCC |
951 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
952 | /* Mesh autostart must be activated while sleeping | |
953 | * On resume it will go back to the current state | |
954 | */ | |
955 | struct cmd_ds_mesh_access mesh_access; | |
956 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
957 | mesh_access.data[0] = cpu_to_le32(1); | |
10078321 | 958 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
959 | CMD_MESH_ACCESS, |
960 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
961 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
962 | } | |
963 | ||
876c9d3a | 964 | netif_device_detach(cardp->eth_dev); |
51d84f50 | 965 | netif_device_detach(priv->mesh_dev); |
876c9d3a MT |
966 | |
967 | /* Unlink tx & rx urb */ | |
968 | usb_kill_urb(cardp->tx_urb); | |
969 | usb_kill_urb(cardp->rx_urb); | |
970 | ||
971 | cardp->rx_urb_recall = 1; | |
972 | ||
9012b28a | 973 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
974 | return 0; |
975 | } | |
976 | ||
977 | static int if_usb_resume(struct usb_interface *intf) | |
978 | { | |
979 | struct usb_card_rec *cardp = usb_get_intfdata(intf); | |
69f9032d | 980 | struct lbs_private *priv = cardp->priv; |
876c9d3a | 981 | |
9012b28a | 982 | lbs_deb_enter(LBS_DEB_USB); |
876c9d3a MT |
983 | |
984 | cardp->rx_urb_recall = 0; | |
985 | ||
986 | if_usb_submit_rx_urb(cardp->priv); | |
987 | ||
988 | netif_device_attach(cardp->eth_dev); | |
51d84f50 | 989 | netif_device_attach(priv->mesh_dev); |
876c9d3a | 990 | |
d21b31fd LCC |
991 | if (priv->mesh_dev && !priv->mesh_autostart_enabled) { |
992 | /* Mesh autostart was activated while sleeping | |
993 | * Disable it if appropriate | |
994 | */ | |
995 | struct cmd_ds_mesh_access mesh_access; | |
996 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
997 | mesh_access.data[0] = cpu_to_le32(0); | |
10078321 | 998 | lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
999 | CMD_MESH_ACCESS, |
1000 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
1001 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
1002 | } | |
1003 | ||
9012b28a | 1004 | lbs_deb_leave(LBS_DEB_USB); |
876c9d3a MT |
1005 | return 0; |
1006 | } | |
1007 | #else | |
1008 | #define if_usb_suspend NULL | |
1009 | #define if_usb_resume NULL | |
1010 | #endif | |
1011 | ||
1012 | static struct usb_driver if_usb_driver = { | |
798fbfec | 1013 | .name = DRV_NAME, |
876c9d3a | 1014 | .probe = if_usb_probe, |
876c9d3a | 1015 | .disconnect = if_usb_disconnect, |
876c9d3a MT |
1016 | .id_table = if_usb_table, |
1017 | .suspend = if_usb_suspend, | |
1018 | .resume = if_usb_resume, | |
1019 | }; | |
1020 | ||
4fb910fd | 1021 | static int __init if_usb_init_module(void) |
876c9d3a | 1022 | { |
084708b6 | 1023 | int ret = 0; |
876c9d3a | 1024 | |
084708b6 HS |
1025 | lbs_deb_enter(LBS_DEB_MAIN); |
1026 | ||
084708b6 HS |
1027 | ret = usb_register(&if_usb_driver); |
1028 | ||
1029 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
1030 | return ret; | |
876c9d3a MT |
1031 | } |
1032 | ||
4fb910fd | 1033 | static void __exit if_usb_exit_module(void) |
876c9d3a | 1034 | { |
084708b6 HS |
1035 | lbs_deb_enter(LBS_DEB_MAIN); |
1036 | ||
876c9d3a | 1037 | usb_deregister(&if_usb_driver); |
084708b6 HS |
1038 | |
1039 | lbs_deb_leave(LBS_DEB_MAIN); | |
876c9d3a | 1040 | } |
084708b6 HS |
1041 | |
1042 | module_init(if_usb_init_module); | |
1043 | module_exit(if_usb_exit_module); | |
1044 | ||
1045 | MODULE_DESCRIPTION("8388 USB WLAN Driver"); | |
1046 | MODULE_AUTHOR("Marvell International Ltd."); | |
1047 | MODULE_LICENSE("GPL"); |