2 * Copyright (c) 2011 Broadcom Corporation
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #include <linux/kernel.h>
18 #include <linux/module.h>
19 #include <linux/firmware.h>
20 #include <linux/usb.h>
21 #include <linux/vmalloc.h>
23 #include <brcmu_utils.h>
24 #include <brcm_hw_ids.h>
25 #include <brcmu_wifi.h>
32 #define IOCTL_RESP_TIMEOUT 2000
34 #define BRCMF_USB_RESET_GETVER_SPINWAIT 100 /* in unit of ms */
35 #define BRCMF_USB_RESET_GETVER_LOOP_CNT 10
37 #define BRCMF_POSTBOOT_ID 0xA123 /* ID to detect if dongle
39 #define BRCMF_USB_NRXQ 50
40 #define BRCMF_USB_NTXQ 50
42 #define BRCMF_USB_CBCTL_WRITE 0
43 #define BRCMF_USB_CBCTL_READ 1
44 #define BRCMF_USB_MAX_PKT_SIZE 1600
46 #define BRCMF_USB_43143_FW_NAME "brcm/brcmfmac43143.bin"
47 #define BRCMF_USB_43236_FW_NAME "brcm/brcmfmac43236b.bin"
48 #define BRCMF_USB_43242_FW_NAME "brcm/brcmfmac43242a.bin"
49 #define BRCMF_USB_43569_FW_NAME "brcm/brcmfmac43569.bin"
51 #define TRX_MAGIC 0x30524448 /* "HDR0" */
52 #define TRX_MAX_OFFSET 3 /* Max number of file offsets */
53 #define TRX_UNCOMP_IMAGE 0x20 /* Trx holds uncompressed img */
54 #define TRX_RDL_CHUNK 1500 /* size of each dl transfer */
55 #define TRX_OFFSETS_DLFWLEN_IDX 0
57 /* Control messages: bRequest values */
58 #define DL_GETSTATE 0 /* returns the rdl_state_t struct */
59 #define DL_CHECK_CRC 1 /* currently unused */
60 #define DL_GO 2 /* execute downloaded image */
61 #define DL_START 3 /* initialize dl state */
62 #define DL_REBOOT 4 /* reboot the device in 2 seconds */
63 #define DL_GETVER 5 /* returns the bootrom_id_t struct */
64 #define DL_GO_PROTECTED 6 /* execute the downloaded code and set reset
65 * event to occur in 2 seconds. It is the
66 * responsibility of the downloaded code to
69 #define DL_EXEC 7 /* jump to a supplied address */
70 #define DL_RESETCFG 8 /* To support single enum on dongle
71 * - Not used by bootloader
73 #define DL_DEFER_RESP_OK 9 /* Potentially defer the response to setup
78 #define DL_WAITING 0 /* waiting to rx first pkt */
79 #define DL_READY 1 /* hdr was good, waiting for more of the
82 #define DL_BAD_HDR 2 /* hdr was corrupted */
83 #define DL_BAD_CRC 3 /* compressed image was corrupted */
84 #define DL_RUNNABLE 4 /* download was successful,waiting for go cmd */
85 #define DL_START_FAIL 5 /* failed to initialize correctly */
86 #define DL_NVRAM_TOOBIG 6 /* host specified nvram data exceeds DL_NVRAM
89 #define DL_IMAGE_TOOBIG 7 /* firmware image too big */
92 struct trx_header_le
{
93 __le32 magic
; /* "HDR0" */
94 __le32 len
; /* Length of file including header */
95 __le32 crc32
; /* CRC from flag_version to end of file */
96 __le32 flag_version
; /* 0:15 flags, 16:31 version */
97 __le32 offsets
[TRX_MAX_OFFSET
]; /* Offsets of partitions from start of
102 struct rdl_state_le
{
107 struct bootrom_id_le
{
108 __le32 chip
; /* Chip id */
109 __le32 chiprev
; /* Chip rev */
110 __le32 ramsize
; /* Size of RAM */
111 __le32 remapbase
; /* Current remap base address */
112 __le32 boardtype
; /* Type of board */
113 __le32 boardrev
; /* Board revision */
116 struct brcmf_usb_image
{
117 struct list_head list
;
123 struct brcmf_usbdev_info
{
124 struct brcmf_usbdev bus_pub
; /* MUST BE FIRST */
126 struct list_head rx_freeq
;
127 struct list_head rx_postq
;
128 struct list_head tx_freeq
;
129 struct list_head tx_postq
;
130 uint rx_pipe
, tx_pipe
;
132 int rx_low_watermark
;
133 int tx_low_watermark
;
134 int tx_high_watermark
;
137 spinlock_t tx_flowblock_lock
;
139 struct brcmf_usbreq
*tx_reqs
;
140 struct brcmf_usbreq
*rx_reqs
;
142 const u8
*image
; /* buffer for combine fw and nvram */
145 struct usb_device
*usbdev
;
148 int ctl_in_pipe
, ctl_out_pipe
;
149 struct urb
*ctl_urb
; /* URB for control endpoint */
150 struct usb_ctrlrequest ctl_write
;
151 struct usb_ctrlrequest ctl_read
;
152 u32 ctl_urb_actual_length
;
155 wait_queue_head_t ioctl_resp_wait
;
159 struct urb
*bulk_urb
; /* used for FW download */
164 static void brcmf_usb_rx_refill(struct brcmf_usbdev_info
*devinfo
,
165 struct brcmf_usbreq
*req
);
167 static struct brcmf_usbdev
*brcmf_usb_get_buspub(struct device
*dev
)
169 struct brcmf_bus
*bus_if
= dev_get_drvdata(dev
);
170 return bus_if
->bus_priv
.usb
;
173 static struct brcmf_usbdev_info
*brcmf_usb_get_businfo(struct device
*dev
)
175 return brcmf_usb_get_buspub(dev
)->devinfo
;
178 static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info
*devinfo
)
180 return wait_event_timeout(devinfo
->ioctl_resp_wait
,
181 devinfo
->ctl_completed
,
182 msecs_to_jiffies(IOCTL_RESP_TIMEOUT
));
185 static void brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info
*devinfo
)
187 if (waitqueue_active(&devinfo
->ioctl_resp_wait
))
188 wake_up(&devinfo
->ioctl_resp_wait
);
192 brcmf_usb_ctl_complete(struct brcmf_usbdev_info
*devinfo
, int type
, int status
)
194 brcmf_dbg(USB
, "Enter, status=%d\n", status
);
196 if (unlikely(devinfo
== NULL
))
199 if (type
== BRCMF_USB_CBCTL_READ
) {
201 devinfo
->bus_pub
.stats
.rx_ctlpkts
++;
203 devinfo
->bus_pub
.stats
.rx_ctlerrs
++;
204 } else if (type
== BRCMF_USB_CBCTL_WRITE
) {
206 devinfo
->bus_pub
.stats
.tx_ctlpkts
++;
208 devinfo
->bus_pub
.stats
.tx_ctlerrs
++;
211 devinfo
->ctl_urb_status
= status
;
212 devinfo
->ctl_completed
= true;
213 brcmf_usb_ioctl_resp_wake(devinfo
);
217 brcmf_usb_ctlread_complete(struct urb
*urb
)
219 struct brcmf_usbdev_info
*devinfo
=
220 (struct brcmf_usbdev_info
*)urb
->context
;
222 brcmf_dbg(USB
, "Enter\n");
223 devinfo
->ctl_urb_actual_length
= urb
->actual_length
;
224 brcmf_usb_ctl_complete(devinfo
, BRCMF_USB_CBCTL_READ
,
229 brcmf_usb_ctlwrite_complete(struct urb
*urb
)
231 struct brcmf_usbdev_info
*devinfo
=
232 (struct brcmf_usbdev_info
*)urb
->context
;
234 brcmf_dbg(USB
, "Enter\n");
235 brcmf_usb_ctl_complete(devinfo
, BRCMF_USB_CBCTL_WRITE
,
240 brcmf_usb_send_ctl(struct brcmf_usbdev_info
*devinfo
, u8
*buf
, int len
)
245 brcmf_dbg(USB
, "Enter\n");
246 if (devinfo
== NULL
|| buf
== NULL
||
247 len
== 0 || devinfo
->ctl_urb
== NULL
)
251 devinfo
->ctl_write
.wLength
= cpu_to_le16p(&size
);
252 devinfo
->ctl_urb
->transfer_buffer_length
= size
;
253 devinfo
->ctl_urb_status
= 0;
254 devinfo
->ctl_urb_actual_length
= 0;
256 usb_fill_control_urb(devinfo
->ctl_urb
,
258 devinfo
->ctl_out_pipe
,
259 (unsigned char *) &devinfo
->ctl_write
,
261 (usb_complete_t
)brcmf_usb_ctlwrite_complete
,
264 ret
= usb_submit_urb(devinfo
->ctl_urb
, GFP_ATOMIC
);
266 brcmf_err("usb_submit_urb failed %d\n", ret
);
272 brcmf_usb_recv_ctl(struct brcmf_usbdev_info
*devinfo
, u8
*buf
, int len
)
277 brcmf_dbg(USB
, "Enter\n");
278 if ((devinfo
== NULL
) || (buf
== NULL
) || (len
== 0)
279 || (devinfo
->ctl_urb
== NULL
))
283 devinfo
->ctl_read
.wLength
= cpu_to_le16p(&size
);
284 devinfo
->ctl_urb
->transfer_buffer_length
= size
;
286 devinfo
->ctl_read
.bRequestType
= USB_DIR_IN
287 | USB_TYPE_CLASS
| USB_RECIP_INTERFACE
;
288 devinfo
->ctl_read
.bRequest
= 1;
290 usb_fill_control_urb(devinfo
->ctl_urb
,
292 devinfo
->ctl_in_pipe
,
293 (unsigned char *) &devinfo
->ctl_read
,
295 (usb_complete_t
)brcmf_usb_ctlread_complete
,
298 ret
= usb_submit_urb(devinfo
->ctl_urb
, GFP_ATOMIC
);
300 brcmf_err("usb_submit_urb failed %d\n", ret
);
305 static int brcmf_usb_tx_ctlpkt(struct device
*dev
, u8
*buf
, u32 len
)
309 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(dev
);
311 brcmf_dbg(USB
, "Enter\n");
312 if (devinfo
->bus_pub
.state
!= BRCMFMAC_USB_STATE_UP
)
315 if (test_and_set_bit(0, &devinfo
->ctl_op
))
318 devinfo
->ctl_completed
= false;
319 err
= brcmf_usb_send_ctl(devinfo
, buf
, len
);
321 brcmf_err("fail %d bytes: %d\n", err
, len
);
322 clear_bit(0, &devinfo
->ctl_op
);
325 timeout
= brcmf_usb_ioctl_resp_wait(devinfo
);
326 clear_bit(0, &devinfo
->ctl_op
);
328 brcmf_err("Txctl wait timed out\n");
334 static int brcmf_usb_rx_ctlpkt(struct device
*dev
, u8
*buf
, u32 len
)
338 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(dev
);
340 brcmf_dbg(USB
, "Enter\n");
341 if (devinfo
->bus_pub
.state
!= BRCMFMAC_USB_STATE_UP
)
344 if (test_and_set_bit(0, &devinfo
->ctl_op
))
347 devinfo
->ctl_completed
= false;
348 err
= brcmf_usb_recv_ctl(devinfo
, buf
, len
);
350 brcmf_err("fail %d bytes: %d\n", err
, len
);
351 clear_bit(0, &devinfo
->ctl_op
);
354 timeout
= brcmf_usb_ioctl_resp_wait(devinfo
);
355 err
= devinfo
->ctl_urb_status
;
356 clear_bit(0, &devinfo
->ctl_op
);
358 brcmf_err("rxctl wait timed out\n");
362 return devinfo
->ctl_urb_actual_length
;
367 static struct brcmf_usbreq
*brcmf_usb_deq(struct brcmf_usbdev_info
*devinfo
,
368 struct list_head
*q
, int *counter
)
371 struct brcmf_usbreq
*req
;
372 spin_lock_irqsave(&devinfo
->qlock
, flags
);
374 spin_unlock_irqrestore(&devinfo
->qlock
, flags
);
377 req
= list_entry(q
->next
, struct brcmf_usbreq
, list
);
378 list_del_init(q
->next
);
381 spin_unlock_irqrestore(&devinfo
->qlock
, flags
);
386 static void brcmf_usb_enq(struct brcmf_usbdev_info
*devinfo
,
387 struct list_head
*q
, struct brcmf_usbreq
*req
,
391 spin_lock_irqsave(&devinfo
->qlock
, flags
);
392 list_add_tail(&req
->list
, q
);
395 spin_unlock_irqrestore(&devinfo
->qlock
, flags
);
398 static struct brcmf_usbreq
*
399 brcmf_usbdev_qinit(struct list_head
*q
, int qsize
)
402 struct brcmf_usbreq
*req
, *reqs
;
404 reqs
= kcalloc(qsize
, sizeof(struct brcmf_usbreq
), GFP_ATOMIC
);
410 for (i
= 0; i
< qsize
; i
++) {
411 req
->urb
= usb_alloc_urb(0, GFP_ATOMIC
);
415 INIT_LIST_HEAD(&req
->list
);
416 list_add_tail(&req
->list
, q
);
421 brcmf_err("fail!\n");
422 while (!list_empty(q
)) {
423 req
= list_entry(q
->next
, struct brcmf_usbreq
, list
);
425 usb_free_urb(req
->urb
);
432 static void brcmf_usb_free_q(struct list_head
*q
, bool pending
)
434 struct brcmf_usbreq
*req
, *next
;
436 list_for_each_entry_safe(req
, next
, q
, list
) {
438 brcmf_err("bad req\n");
443 usb_kill_urb(req
->urb
);
445 usb_free_urb(req
->urb
);
446 list_del_init(&req
->list
);
451 static void brcmf_usb_del_fromq(struct brcmf_usbdev_info
*devinfo
,
452 struct brcmf_usbreq
*req
)
456 spin_lock_irqsave(&devinfo
->qlock
, flags
);
457 list_del_init(&req
->list
);
458 spin_unlock_irqrestore(&devinfo
->qlock
, flags
);
462 static void brcmf_usb_tx_complete(struct urb
*urb
)
464 struct brcmf_usbreq
*req
= (struct brcmf_usbreq
*)urb
->context
;
465 struct brcmf_usbdev_info
*devinfo
= req
->devinfo
;
468 brcmf_dbg(USB
, "Enter, urb->status=%d, skb=%p\n", urb
->status
,
470 brcmf_usb_del_fromq(devinfo
, req
);
472 brcmf_txcomplete(devinfo
->dev
, req
->skb
, urb
->status
== 0);
474 brcmf_usb_enq(devinfo
, &devinfo
->tx_freeq
, req
, &devinfo
->tx_freecount
);
475 spin_lock_irqsave(&devinfo
->tx_flowblock_lock
, flags
);
476 if (devinfo
->tx_freecount
> devinfo
->tx_high_watermark
&&
477 devinfo
->tx_flowblock
) {
478 brcmf_txflowblock(devinfo
->dev
, false);
479 devinfo
->tx_flowblock
= false;
481 spin_unlock_irqrestore(&devinfo
->tx_flowblock_lock
, flags
);
484 static void brcmf_usb_rx_complete(struct urb
*urb
)
486 struct brcmf_usbreq
*req
= (struct brcmf_usbreq
*)urb
->context
;
487 struct brcmf_usbdev_info
*devinfo
= req
->devinfo
;
490 brcmf_dbg(USB
, "Enter, urb->status=%d\n", urb
->status
);
491 brcmf_usb_del_fromq(devinfo
, req
);
495 /* zero lenght packets indicate usb "failure". Do not refill */
496 if (urb
->status
!= 0 || !urb
->actual_length
) {
497 brcmu_pkt_buf_free_skb(skb
);
498 brcmf_usb_enq(devinfo
, &devinfo
->rx_freeq
, req
, NULL
);
502 if (devinfo
->bus_pub
.state
== BRCMFMAC_USB_STATE_UP
) {
503 skb_put(skb
, urb
->actual_length
);
504 brcmf_rx_frame(devinfo
->dev
, skb
);
505 brcmf_usb_rx_refill(devinfo
, req
);
507 brcmu_pkt_buf_free_skb(skb
);
508 brcmf_usb_enq(devinfo
, &devinfo
->rx_freeq
, req
, NULL
);
514 static void brcmf_usb_rx_refill(struct brcmf_usbdev_info
*devinfo
,
515 struct brcmf_usbreq
*req
)
520 if (!req
|| !devinfo
)
523 skb
= dev_alloc_skb(devinfo
->bus_pub
.bus_mtu
);
525 brcmf_usb_enq(devinfo
, &devinfo
->rx_freeq
, req
, NULL
);
530 usb_fill_bulk_urb(req
->urb
, devinfo
->usbdev
, devinfo
->rx_pipe
,
531 skb
->data
, skb_tailroom(skb
), brcmf_usb_rx_complete
,
533 req
->devinfo
= devinfo
;
534 brcmf_usb_enq(devinfo
, &devinfo
->rx_postq
, req
, NULL
);
536 ret
= usb_submit_urb(req
->urb
, GFP_ATOMIC
);
538 brcmf_usb_del_fromq(devinfo
, req
);
539 brcmu_pkt_buf_free_skb(req
->skb
);
541 brcmf_usb_enq(devinfo
, &devinfo
->rx_freeq
, req
, NULL
);
546 static void brcmf_usb_rx_fill_all(struct brcmf_usbdev_info
*devinfo
)
548 struct brcmf_usbreq
*req
;
550 if (devinfo
->bus_pub
.state
!= BRCMFMAC_USB_STATE_UP
) {
551 brcmf_err("bus is not up=%d\n", devinfo
->bus_pub
.state
);
554 while ((req
= brcmf_usb_deq(devinfo
, &devinfo
->rx_freeq
, NULL
)) != NULL
)
555 brcmf_usb_rx_refill(devinfo
, req
);
559 brcmf_usb_state_change(struct brcmf_usbdev_info
*devinfo
, int state
)
561 struct brcmf_bus
*bcmf_bus
= devinfo
->bus_pub
.bus
;
564 brcmf_dbg(USB
, "Enter, current state=%d, new state=%d\n",
565 devinfo
->bus_pub
.state
, state
);
567 if (devinfo
->bus_pub
.state
== state
)
570 old_state
= devinfo
->bus_pub
.state
;
571 devinfo
->bus_pub
.state
= state
;
573 /* update state of upper layer */
574 if (state
== BRCMFMAC_USB_STATE_DOWN
) {
575 brcmf_dbg(USB
, "DBUS is down\n");
576 brcmf_bus_change_state(bcmf_bus
, BRCMF_BUS_DOWN
);
577 } else if (state
== BRCMFMAC_USB_STATE_UP
) {
578 brcmf_dbg(USB
, "DBUS is up\n");
579 brcmf_bus_change_state(bcmf_bus
, BRCMF_BUS_UP
);
581 brcmf_dbg(USB
, "DBUS current state=%d\n", state
);
585 static int brcmf_usb_tx(struct device
*dev
, struct sk_buff
*skb
)
587 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(dev
);
588 struct brcmf_usbreq
*req
;
592 brcmf_dbg(USB
, "Enter, skb=%p\n", skb
);
593 if (devinfo
->bus_pub
.state
!= BRCMFMAC_USB_STATE_UP
) {
598 req
= brcmf_usb_deq(devinfo
, &devinfo
->tx_freeq
,
599 &devinfo
->tx_freecount
);
601 brcmf_err("no req to send\n");
607 req
->devinfo
= devinfo
;
608 usb_fill_bulk_urb(req
->urb
, devinfo
->usbdev
, devinfo
->tx_pipe
,
609 skb
->data
, skb
->len
, brcmf_usb_tx_complete
, req
);
610 req
->urb
->transfer_flags
|= URB_ZERO_PACKET
;
611 brcmf_usb_enq(devinfo
, &devinfo
->tx_postq
, req
, NULL
);
612 ret
= usb_submit_urb(req
->urb
, GFP_ATOMIC
);
614 brcmf_err("brcmf_usb_tx usb_submit_urb FAILED\n");
615 brcmf_usb_del_fromq(devinfo
, req
);
617 brcmf_usb_enq(devinfo
, &devinfo
->tx_freeq
, req
,
618 &devinfo
->tx_freecount
);
622 spin_lock_irqsave(&devinfo
->tx_flowblock_lock
, flags
);
623 if (devinfo
->tx_freecount
< devinfo
->tx_low_watermark
&&
624 !devinfo
->tx_flowblock
) {
625 brcmf_txflowblock(dev
, true);
626 devinfo
->tx_flowblock
= true;
628 spin_unlock_irqrestore(&devinfo
->tx_flowblock_lock
, flags
);
636 static int brcmf_usb_up(struct device
*dev
)
638 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(dev
);
640 brcmf_dbg(USB
, "Enter\n");
641 if (devinfo
->bus_pub
.state
== BRCMFMAC_USB_STATE_UP
)
644 /* Success, indicate devinfo is fully up */
645 brcmf_usb_state_change(devinfo
, BRCMFMAC_USB_STATE_UP
);
647 if (devinfo
->ctl_urb
) {
648 devinfo
->ctl_in_pipe
= usb_rcvctrlpipe(devinfo
->usbdev
, 0);
649 devinfo
->ctl_out_pipe
= usb_sndctrlpipe(devinfo
->usbdev
, 0);
652 devinfo
->ctl_write
.bRequestType
=
653 USB_DIR_OUT
| USB_TYPE_CLASS
| USB_RECIP_INTERFACE
;
654 devinfo
->ctl_write
.bRequest
= 0;
655 devinfo
->ctl_write
.wValue
= cpu_to_le16(0);
656 devinfo
->ctl_write
.wIndex
= cpu_to_le16(devinfo
->ifnum
);
659 devinfo
->ctl_read
.bRequestType
=
660 USB_DIR_IN
| USB_TYPE_CLASS
| USB_RECIP_INTERFACE
;
661 devinfo
->ctl_read
.bRequest
= 1;
662 devinfo
->ctl_read
.wValue
= cpu_to_le16(0);
663 devinfo
->ctl_read
.wIndex
= cpu_to_le16(devinfo
->ifnum
);
665 brcmf_usb_rx_fill_all(devinfo
);
669 static void brcmf_cancel_all_urbs(struct brcmf_usbdev_info
*devinfo
)
671 if (devinfo
->ctl_urb
)
672 usb_kill_urb(devinfo
->ctl_urb
);
673 if (devinfo
->bulk_urb
)
674 usb_kill_urb(devinfo
->bulk_urb
);
675 brcmf_usb_free_q(&devinfo
->tx_postq
, true);
676 brcmf_usb_free_q(&devinfo
->rx_postq
, true);
679 static void brcmf_usb_down(struct device
*dev
)
681 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(dev
);
683 brcmf_dbg(USB
, "Enter\n");
687 if (devinfo
->bus_pub
.state
== BRCMFMAC_USB_STATE_DOWN
)
690 brcmf_usb_state_change(devinfo
, BRCMFMAC_USB_STATE_DOWN
);
692 brcmf_cancel_all_urbs(devinfo
);
696 brcmf_usb_sync_complete(struct urb
*urb
)
698 struct brcmf_usbdev_info
*devinfo
=
699 (struct brcmf_usbdev_info
*)urb
->context
;
701 devinfo
->ctl_completed
= true;
702 brcmf_usb_ioctl_resp_wake(devinfo
);
705 static int brcmf_usb_dl_cmd(struct brcmf_usbdev_info
*devinfo
, u8 cmd
,
706 void *buffer
, int buflen
)
712 if ((!devinfo
) || (devinfo
->ctl_urb
== NULL
))
715 tmpbuf
= kmalloc(buflen
, GFP_ATOMIC
);
720 devinfo
->ctl_urb
->transfer_buffer_length
= size
;
722 devinfo
->ctl_read
.wLength
= cpu_to_le16p(&size
);
723 devinfo
->ctl_read
.bRequestType
= USB_DIR_IN
| USB_TYPE_VENDOR
|
725 devinfo
->ctl_read
.bRequest
= cmd
;
727 usb_fill_control_urb(devinfo
->ctl_urb
,
729 usb_rcvctrlpipe(devinfo
->usbdev
, 0),
730 (unsigned char *) &devinfo
->ctl_read
,
731 (void *) tmpbuf
, size
,
732 (usb_complete_t
)brcmf_usb_sync_complete
, devinfo
);
734 devinfo
->ctl_completed
= false;
735 ret
= usb_submit_urb(devinfo
->ctl_urb
, GFP_ATOMIC
);
737 brcmf_err("usb_submit_urb failed %d\n", ret
);
741 if (!brcmf_usb_ioctl_resp_wait(devinfo
)) {
742 usb_kill_urb(devinfo
->ctl_urb
);
745 memcpy(buffer
, tmpbuf
, buflen
);
754 brcmf_usb_dlneeded(struct brcmf_usbdev_info
*devinfo
)
756 struct bootrom_id_le id
;
759 brcmf_dbg(USB
, "Enter\n");
764 /* Check if firmware downloaded already by querying runtime ID */
765 id
.chip
= cpu_to_le32(0xDEAD);
766 brcmf_usb_dl_cmd(devinfo
, DL_GETVER
, &id
, sizeof(id
));
768 chipid
= le32_to_cpu(id
.chip
);
769 chiprev
= le32_to_cpu(id
.chiprev
);
771 if ((chipid
& 0x4300) == 0x4300)
772 brcmf_dbg(USB
, "chip %x rev 0x%x\n", chipid
, chiprev
);
774 brcmf_dbg(USB
, "chip %d rev 0x%x\n", chipid
, chiprev
);
775 if (chipid
== BRCMF_POSTBOOT_ID
) {
776 brcmf_dbg(USB
, "firmware already downloaded\n");
777 brcmf_usb_dl_cmd(devinfo
, DL_RESETCFG
, &id
, sizeof(id
));
780 devinfo
->bus_pub
.devid
= chipid
;
781 devinfo
->bus_pub
.chiprev
= chiprev
;
787 brcmf_usb_resetcfg(struct brcmf_usbdev_info
*devinfo
)
789 struct bootrom_id_le id
;
793 brcmf_dbg(USB
, "Enter\n");
797 mdelay(BRCMF_USB_RESET_GETVER_SPINWAIT
);
799 id
.chip
= cpu_to_le32(0xDEAD); /* Get the ID */
800 err
= brcmf_usb_dl_cmd(devinfo
, DL_GETVER
, &id
, sizeof(id
));
801 if ((err
) && (err
!= -ETIMEDOUT
))
803 if (id
.chip
== cpu_to_le32(BRCMF_POSTBOOT_ID
))
805 } while (loop_cnt
< BRCMF_USB_RESET_GETVER_LOOP_CNT
);
807 if (id
.chip
== cpu_to_le32(BRCMF_POSTBOOT_ID
)) {
808 brcmf_dbg(USB
, "postboot chip 0x%x/rev 0x%x\n",
809 le32_to_cpu(id
.chip
), le32_to_cpu(id
.chiprev
));
811 brcmf_usb_dl_cmd(devinfo
, DL_RESETCFG
, &id
, sizeof(id
));
814 brcmf_err("Cannot talk to Dongle. Firmware is not UP, %d ms\n",
815 BRCMF_USB_RESET_GETVER_SPINWAIT
* loop_cnt
);
822 brcmf_usb_dl_send_bulk(struct brcmf_usbdev_info
*devinfo
, void *buffer
, int len
)
826 if ((devinfo
== NULL
) || (devinfo
->bulk_urb
== NULL
))
829 /* Prepare the URB */
830 usb_fill_bulk_urb(devinfo
->bulk_urb
, devinfo
->usbdev
,
831 devinfo
->tx_pipe
, buffer
, len
,
832 (usb_complete_t
)brcmf_usb_sync_complete
, devinfo
);
834 devinfo
->bulk_urb
->transfer_flags
|= URB_ZERO_PACKET
;
836 devinfo
->ctl_completed
= false;
837 ret
= usb_submit_urb(devinfo
->bulk_urb
, GFP_ATOMIC
);
839 brcmf_err("usb_submit_urb failed %d\n", ret
);
842 ret
= brcmf_usb_ioctl_resp_wait(devinfo
);
847 brcmf_usb_dl_writeimage(struct brcmf_usbdev_info
*devinfo
, u8
*fw
, int fwlen
)
849 unsigned int sendlen
, sent
, dllen
;
850 char *bulkchunk
= NULL
, *dlpos
;
851 struct rdl_state_le state
;
852 u32 rdlstate
, rdlbytes
;
855 brcmf_dbg(USB
, "Enter, fw %p, len %d\n", fw
, fwlen
);
857 bulkchunk
= kmalloc(TRX_RDL_CHUNK
, GFP_ATOMIC
);
858 if (bulkchunk
== NULL
) {
863 /* 1) Prepare USB boot loader for runtime image */
864 brcmf_usb_dl_cmd(devinfo
, DL_START
, &state
, sizeof(state
));
866 rdlstate
= le32_to_cpu(state
.state
);
867 rdlbytes
= le32_to_cpu(state
.bytes
);
869 /* 2) Check we are in the Waiting state */
870 if (rdlstate
!= DL_WAITING
) {
871 brcmf_err("Failed to DL_START\n");
879 /* Get chip id and rev */
880 while (rdlbytes
!= dllen
) {
881 /* Wait until the usb device reports it received all
882 * the bytes we sent */
883 if ((rdlbytes
== sent
) && (rdlbytes
!= dllen
)) {
884 if ((dllen
-sent
) < TRX_RDL_CHUNK
)
885 sendlen
= dllen
-sent
;
887 sendlen
= TRX_RDL_CHUNK
;
889 /* simply avoid having to send a ZLP by ensuring we
897 memcpy(bulkchunk
, dlpos
, sendlen
);
898 if (brcmf_usb_dl_send_bulk(devinfo
, bulkchunk
,
900 brcmf_err("send_bulk failed\n");
908 err
= brcmf_usb_dl_cmd(devinfo
, DL_GETSTATE
, &state
,
911 brcmf_err("DL_GETSTATE Failed\n");
915 rdlstate
= le32_to_cpu(state
.state
);
916 rdlbytes
= le32_to_cpu(state
.bytes
);
918 /* restart if an error is reported */
919 if (rdlstate
== DL_BAD_HDR
|| rdlstate
== DL_BAD_CRC
) {
920 brcmf_err("Bad Hdr or Bad CRC state %d\n",
929 brcmf_dbg(USB
, "Exit, err=%d\n", err
);
933 static int brcmf_usb_dlstart(struct brcmf_usbdev_info
*devinfo
, u8
*fw
, int len
)
937 brcmf_dbg(USB
, "Enter\n");
942 if (devinfo
->bus_pub
.devid
== 0xDEAD)
945 err
= brcmf_usb_dl_writeimage(devinfo
, fw
, len
);
947 devinfo
->bus_pub
.state
= BRCMFMAC_USB_STATE_DL_DONE
;
949 devinfo
->bus_pub
.state
= BRCMFMAC_USB_STATE_DL_FAIL
;
950 brcmf_dbg(USB
, "Exit, err=%d\n", err
);
955 static int brcmf_usb_dlrun(struct brcmf_usbdev_info
*devinfo
)
957 struct rdl_state_le state
;
959 brcmf_dbg(USB
, "Enter\n");
963 if (devinfo
->bus_pub
.devid
== 0xDEAD)
966 /* Check we are runnable */
968 brcmf_usb_dl_cmd(devinfo
, DL_GETSTATE
, &state
, sizeof(state
));
970 /* Start the image */
971 if (state
.state
== cpu_to_le32(DL_RUNNABLE
)) {
972 if (brcmf_usb_dl_cmd(devinfo
, DL_GO
, &state
, sizeof(state
)))
974 if (brcmf_usb_resetcfg(devinfo
))
976 /* The Dongle may go for re-enumeration. */
978 brcmf_err("Dongle not runnable\n");
981 brcmf_dbg(USB
, "Exit\n");
985 static bool brcmf_usb_chip_support(int chipid
, int chiprev
)
988 case BRCM_CC_43143_CHIP_ID
:
990 case BRCM_CC_43235_CHIP_ID
:
991 case BRCM_CC_43236_CHIP_ID
:
992 case BRCM_CC_43238_CHIP_ID
:
993 return (chiprev
== 3);
994 case BRCM_CC_43242_CHIP_ID
:
996 case BRCM_CC_43566_CHIP_ID
:
997 case BRCM_CC_43569_CHIP_ID
:
1006 brcmf_usb_fw_download(struct brcmf_usbdev_info
*devinfo
)
1011 brcmf_dbg(USB
, "Enter\n");
1012 if (devinfo
== NULL
)
1015 devid
= devinfo
->bus_pub
.devid
;
1016 chiprev
= devinfo
->bus_pub
.chiprev
;
1018 if (!brcmf_usb_chip_support(devid
, chiprev
)) {
1019 brcmf_err("unsupported chip %d rev %d\n",
1024 if (!devinfo
->image
) {
1025 brcmf_err("No firmware!\n");
1029 err
= brcmf_usb_dlstart(devinfo
,
1030 (u8
*)devinfo
->image
, devinfo
->image_len
);
1032 err
= brcmf_usb_dlrun(devinfo
);
1037 static void brcmf_usb_detach(struct brcmf_usbdev_info
*devinfo
)
1039 brcmf_dbg(USB
, "Enter, devinfo %p\n", devinfo
);
1042 brcmf_usb_free_q(&devinfo
->rx_freeq
, false);
1043 brcmf_usb_free_q(&devinfo
->tx_freeq
, false);
1045 usb_free_urb(devinfo
->ctl_urb
);
1046 usb_free_urb(devinfo
->bulk_urb
);
1048 kfree(devinfo
->tx_reqs
);
1049 kfree(devinfo
->rx_reqs
);
1053 static int check_file(const u8
*headers
)
1055 struct trx_header_le
*trx
;
1056 int actual_len
= -1;
1058 brcmf_dbg(USB
, "Enter\n");
1059 /* Extract trx header */
1060 trx
= (struct trx_header_le
*) headers
;
1061 if (trx
->magic
!= cpu_to_le32(TRX_MAGIC
))
1064 headers
+= sizeof(struct trx_header_le
);
1066 if (le32_to_cpu(trx
->flag_version
) & TRX_UNCOMP_IMAGE
) {
1067 actual_len
= le32_to_cpu(trx
->offsets
[TRX_OFFSETS_DLFWLEN_IDX
]);
1068 return actual_len
+ sizeof(struct trx_header_le
);
1073 static const char *brcmf_usb_get_fwname(struct brcmf_usbdev_info
*devinfo
)
1075 switch (devinfo
->bus_pub
.devid
) {
1076 case BRCM_CC_43143_CHIP_ID
:
1077 return BRCMF_USB_43143_FW_NAME
;
1078 case BRCM_CC_43235_CHIP_ID
:
1079 case BRCM_CC_43236_CHIP_ID
:
1080 case BRCM_CC_43238_CHIP_ID
:
1081 return BRCMF_USB_43236_FW_NAME
;
1082 case BRCM_CC_43242_CHIP_ID
:
1083 return BRCMF_USB_43242_FW_NAME
;
1084 case BRCM_CC_43566_CHIP_ID
:
1085 case BRCM_CC_43569_CHIP_ID
:
1086 return BRCMF_USB_43569_FW_NAME
;
1094 struct brcmf_usbdev
*brcmf_usb_attach(struct brcmf_usbdev_info
*devinfo
,
1097 brcmf_dbg(USB
, "Enter\n");
1099 devinfo
->bus_pub
.nrxq
= nrxq
;
1100 devinfo
->rx_low_watermark
= nrxq
/ 2;
1101 devinfo
->bus_pub
.devinfo
= devinfo
;
1102 devinfo
->bus_pub
.ntxq
= ntxq
;
1103 devinfo
->bus_pub
.state
= BRCMFMAC_USB_STATE_DOWN
;
1105 /* flow control when too many tx urbs posted */
1106 devinfo
->tx_low_watermark
= ntxq
/ 4;
1107 devinfo
->tx_high_watermark
= devinfo
->tx_low_watermark
* 3;
1108 devinfo
->bus_pub
.bus_mtu
= BRCMF_USB_MAX_PKT_SIZE
;
1110 /* Initialize other structure content */
1111 init_waitqueue_head(&devinfo
->ioctl_resp_wait
);
1113 /* Initialize the spinlocks */
1114 spin_lock_init(&devinfo
->qlock
);
1115 spin_lock_init(&devinfo
->tx_flowblock_lock
);
1117 INIT_LIST_HEAD(&devinfo
->rx_freeq
);
1118 INIT_LIST_HEAD(&devinfo
->rx_postq
);
1120 INIT_LIST_HEAD(&devinfo
->tx_freeq
);
1121 INIT_LIST_HEAD(&devinfo
->tx_postq
);
1123 devinfo
->tx_flowblock
= false;
1125 devinfo
->rx_reqs
= brcmf_usbdev_qinit(&devinfo
->rx_freeq
, nrxq
);
1126 if (!devinfo
->rx_reqs
)
1129 devinfo
->tx_reqs
= brcmf_usbdev_qinit(&devinfo
->tx_freeq
, ntxq
);
1130 if (!devinfo
->tx_reqs
)
1132 devinfo
->tx_freecount
= ntxq
;
1134 devinfo
->ctl_urb
= usb_alloc_urb(0, GFP_ATOMIC
);
1135 if (!devinfo
->ctl_urb
) {
1136 brcmf_err("usb_alloc_urb (ctl) failed\n");
1139 devinfo
->bulk_urb
= usb_alloc_urb(0, GFP_ATOMIC
);
1140 if (!devinfo
->bulk_urb
) {
1141 brcmf_err("usb_alloc_urb (bulk) failed\n");
1145 return &devinfo
->bus_pub
;
1148 brcmf_err("failed!\n");
1149 brcmf_usb_detach(devinfo
);
1153 static void brcmf_usb_wowl_config(struct device
*dev
, bool enabled
)
1155 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(dev
);
1157 brcmf_dbg(USB
, "Configuring WOWL, enabled=%d\n", enabled
);
1158 devinfo
->wowl_enabled
= enabled
;
1160 device_set_wakeup_enable(devinfo
->dev
, true);
1162 device_set_wakeup_enable(devinfo
->dev
, false);
1165 static struct brcmf_bus_ops brcmf_usb_bus_ops
= {
1166 .txdata
= brcmf_usb_tx
,
1167 .stop
= brcmf_usb_down
,
1168 .txctl
= brcmf_usb_tx_ctlpkt
,
1169 .rxctl
= brcmf_usb_rx_ctlpkt
,
1170 .wowl_config
= brcmf_usb_wowl_config
,
1173 static int brcmf_usb_bus_setup(struct brcmf_usbdev_info
*devinfo
)
1177 /* Attach to the common driver interface */
1178 ret
= brcmf_attach(devinfo
->dev
);
1180 brcmf_err("brcmf_attach failed\n");
1184 ret
= brcmf_usb_up(devinfo
->dev
);
1188 ret
= brcmf_bus_start(devinfo
->dev
);
1194 brcmf_detach(devinfo
->dev
);
1198 static void brcmf_usb_probe_phase2(struct device
*dev
,
1199 const struct firmware
*fw
,
1200 void *nvram
, u32 nvlen
)
1202 struct brcmf_bus
*bus
= dev_get_drvdata(dev
);
1203 struct brcmf_usbdev_info
*devinfo
;
1206 brcmf_dbg(USB
, "Start fw downloading\n");
1207 ret
= check_file(fw
->data
);
1209 brcmf_err("invalid firmware\n");
1210 release_firmware(fw
);
1214 devinfo
= bus
->bus_priv
.usb
->devinfo
;
1215 devinfo
->image
= fw
->data
;
1216 devinfo
->image_len
= fw
->size
;
1218 ret
= brcmf_usb_fw_download(devinfo
);
1219 release_firmware(fw
);
1223 ret
= brcmf_usb_bus_setup(devinfo
);
1229 brcmf_dbg(TRACE
, "failed: dev=%s, err=%d\n", dev_name(dev
), ret
);
1230 device_release_driver(dev
);
1233 static int brcmf_usb_probe_cb(struct brcmf_usbdev_info
*devinfo
)
1235 struct brcmf_bus
*bus
= NULL
;
1236 struct brcmf_usbdev
*bus_pub
= NULL
;
1237 struct device
*dev
= devinfo
->dev
;
1240 brcmf_dbg(USB
, "Enter\n");
1241 bus_pub
= brcmf_usb_attach(devinfo
, BRCMF_USB_NRXQ
, BRCMF_USB_NTXQ
);
1245 bus
= kzalloc(sizeof(struct brcmf_bus
), GFP_ATOMIC
);
1253 bus
->bus_priv
.usb
= bus_pub
;
1254 dev_set_drvdata(dev
, bus
);
1255 bus
->ops
= &brcmf_usb_bus_ops
;
1256 bus
->proto_type
= BRCMF_PROTO_BCDC
;
1257 bus
->always_use_fws_queue
= true;
1259 bus
->wowl_supported
= true;
1262 if (!brcmf_usb_dlneeded(devinfo
)) {
1263 ret
= brcmf_usb_bus_setup(devinfo
);
1269 bus
->chip
= bus_pub
->devid
;
1270 bus
->chiprev
= bus_pub
->chiprev
;
1272 /* request firmware here */
1273 brcmf_fw_get_firmwares(dev
, 0, brcmf_usb_get_fwname(devinfo
), NULL
,
1274 brcmf_usb_probe_phase2
);
1278 /* Release resources in reverse order */
1280 brcmf_usb_detach(devinfo
);
1285 brcmf_usb_disconnect_cb(struct brcmf_usbdev_info
*devinfo
)
1289 brcmf_dbg(USB
, "Enter, bus_pub %p\n", devinfo
);
1291 brcmf_detach(devinfo
->dev
);
1292 kfree(devinfo
->bus_pub
.bus
);
1293 brcmf_usb_detach(devinfo
);
1297 brcmf_usb_probe(struct usb_interface
*intf
, const struct usb_device_id
*id
)
1299 struct usb_device
*usb
= interface_to_usbdev(intf
);
1300 struct brcmf_usbdev_info
*devinfo
;
1301 struct usb_interface_descriptor
*desc
;
1302 struct usb_endpoint_descriptor
*endpoint
;
1305 u8 endpoint_num
, ep
;
1307 brcmf_dbg(USB
, "Enter 0x%04x:0x%04x\n", id
->idVendor
, id
->idProduct
);
1309 devinfo
= kzalloc(sizeof(*devinfo
), GFP_ATOMIC
);
1310 if (devinfo
== NULL
)
1313 devinfo
->usbdev
= usb
;
1314 devinfo
->dev
= &usb
->dev
;
1315 usb_set_intfdata(intf
, devinfo
);
1317 /* Check that the device supports only one configuration */
1318 if (usb
->descriptor
.bNumConfigurations
!= 1) {
1319 brcmf_err("Number of configurations: %d not supported\n",
1320 usb
->descriptor
.bNumConfigurations
);
1325 if ((usb
->descriptor
.bDeviceClass
!= USB_CLASS_VENDOR_SPEC
) &&
1326 (usb
->descriptor
.bDeviceClass
!= USB_CLASS_MISC
) &&
1327 (usb
->descriptor
.bDeviceClass
!= USB_CLASS_WIRELESS_CONTROLLER
)) {
1328 brcmf_err("Device class: 0x%x not supported\n",
1329 usb
->descriptor
.bDeviceClass
);
1334 desc
= &intf
->altsetting
[0].desc
;
1335 if ((desc
->bInterfaceClass
!= USB_CLASS_VENDOR_SPEC
) ||
1336 (desc
->bInterfaceSubClass
!= 2) ||
1337 (desc
->bInterfaceProtocol
!= 0xff)) {
1338 brcmf_err("non WLAN interface %d: 0x%x:0x%x:0x%x\n",
1339 desc
->bInterfaceNumber
, desc
->bInterfaceClass
,
1340 desc
->bInterfaceSubClass
, desc
->bInterfaceProtocol
);
1345 num_of_eps
= desc
->bNumEndpoints
;
1346 for (ep
= 0; ep
< num_of_eps
; ep
++) {
1347 endpoint
= &intf
->altsetting
[0].endpoint
[ep
].desc
;
1348 endpoint_num
= usb_endpoint_num(endpoint
);
1349 if (!usb_endpoint_xfer_bulk(endpoint
))
1351 if (usb_endpoint_dir_in(endpoint
)) {
1352 if (!devinfo
->rx_pipe
)
1354 usb_rcvbulkpipe(usb
, endpoint_num
);
1356 if (!devinfo
->tx_pipe
)
1358 usb_sndbulkpipe(usb
, endpoint_num
);
1361 if (devinfo
->rx_pipe
== 0) {
1362 brcmf_err("No RX (in) Bulk EP found\n");
1366 if (devinfo
->tx_pipe
== 0) {
1367 brcmf_err("No TX (out) Bulk EP found\n");
1372 devinfo
->ifnum
= desc
->bInterfaceNumber
;
1374 if (usb
->speed
== USB_SPEED_SUPER
)
1375 brcmf_dbg(USB
, "Broadcom super speed USB WLAN interface detected\n");
1376 else if (usb
->speed
== USB_SPEED_HIGH
)
1377 brcmf_dbg(USB
, "Broadcom high speed USB WLAN interface detected\n");
1379 brcmf_dbg(USB
, "Broadcom full speed USB WLAN interface detected\n");
1381 ret
= brcmf_usb_probe_cb(devinfo
);
1390 usb_set_intfdata(intf
, NULL
);
1395 brcmf_usb_disconnect(struct usb_interface
*intf
)
1397 struct brcmf_usbdev_info
*devinfo
;
1399 brcmf_dbg(USB
, "Enter\n");
1400 devinfo
= (struct brcmf_usbdev_info
*)usb_get_intfdata(intf
);
1401 brcmf_usb_disconnect_cb(devinfo
);
1403 brcmf_dbg(USB
, "Exit\n");
1407 * only need to signal the bus being down and update the state.
1409 static int brcmf_usb_suspend(struct usb_interface
*intf
, pm_message_t state
)
1411 struct usb_device
*usb
= interface_to_usbdev(intf
);
1412 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(&usb
->dev
);
1414 brcmf_dbg(USB
, "Enter\n");
1415 devinfo
->bus_pub
.state
= BRCMFMAC_USB_STATE_SLEEP
;
1416 if (devinfo
->wowl_enabled
)
1417 brcmf_cancel_all_urbs(devinfo
);
1419 brcmf_detach(&usb
->dev
);
1424 * (re-) start the bus.
1426 static int brcmf_usb_resume(struct usb_interface
*intf
)
1428 struct usb_device
*usb
= interface_to_usbdev(intf
);
1429 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(&usb
->dev
);
1431 brcmf_dbg(USB
, "Enter\n");
1432 if (!devinfo
->wowl_enabled
)
1433 return brcmf_usb_bus_setup(devinfo
);
1435 devinfo
->bus_pub
.state
= BRCMFMAC_USB_STATE_UP
;
1436 brcmf_usb_rx_fill_all(devinfo
);
1440 static int brcmf_usb_reset_resume(struct usb_interface
*intf
)
1442 struct usb_device
*usb
= interface_to_usbdev(intf
);
1443 struct brcmf_usbdev_info
*devinfo
= brcmf_usb_get_businfo(&usb
->dev
);
1445 brcmf_dbg(USB
, "Enter\n");
1447 return brcmf_fw_get_firmwares(&usb
->dev
, 0,
1448 brcmf_usb_get_fwname(devinfo
), NULL
,
1449 brcmf_usb_probe_phase2
);
1452 #define BRCMF_USB_DEVICE(dev_id) \
1453 { USB_DEVICE(BRCM_USB_VENDOR_ID_BROADCOM, dev_id) }
1455 static struct usb_device_id brcmf_usb_devid_table
[] = {
1456 BRCMF_USB_DEVICE(BRCM_USB_43143_DEVICE_ID
),
1457 BRCMF_USB_DEVICE(BRCM_USB_43236_DEVICE_ID
),
1458 BRCMF_USB_DEVICE(BRCM_USB_43242_DEVICE_ID
),
1459 BRCMF_USB_DEVICE(BRCM_USB_43569_DEVICE_ID
),
1460 /* special entry for device with firmware loaded and running */
1461 BRCMF_USB_DEVICE(BRCM_USB_BCMFW_DEVICE_ID
),
1462 { /* end: all zeroes */ }
1465 MODULE_DEVICE_TABLE(usb
, brcmf_usb_devid_table
);
1466 MODULE_FIRMWARE(BRCMF_USB_43143_FW_NAME
);
1467 MODULE_FIRMWARE(BRCMF_USB_43236_FW_NAME
);
1468 MODULE_FIRMWARE(BRCMF_USB_43242_FW_NAME
);
1469 MODULE_FIRMWARE(BRCMF_USB_43569_FW_NAME
);
1471 static struct usb_driver brcmf_usbdrvr
= {
1472 .name
= KBUILD_MODNAME
,
1473 .probe
= brcmf_usb_probe
,
1474 .disconnect
= brcmf_usb_disconnect
,
1475 .id_table
= brcmf_usb_devid_table
,
1476 .suspend
= brcmf_usb_suspend
,
1477 .resume
= brcmf_usb_resume
,
1478 .reset_resume
= brcmf_usb_reset_resume
,
1479 .supports_autosuspend
= 1,
1480 .disable_hub_initiated_lpm
= 1,
1483 static int brcmf_usb_reset_device(struct device
*dev
, void *notused
)
1485 /* device past is the usb interface so we
1486 * need to use parent here.
1488 brcmf_dev_reset(dev
->parent
);
1492 void brcmf_usb_exit(void)
1494 struct device_driver
*drv
= &brcmf_usbdrvr
.drvwrap
.driver
;
1497 brcmf_dbg(USB
, "Enter\n");
1498 ret
= driver_for_each_device(drv
, NULL
, NULL
,
1499 brcmf_usb_reset_device
);
1500 usb_deregister(&brcmf_usbdrvr
);
1503 void brcmf_usb_register(void)
1505 brcmf_dbg(USB
, "Enter\n");
1506 usb_register(&brcmf_usbdrvr
);