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15#define _USB_OPS_LINUX_C_
16
17#include <drv_types.h>
18#include <recv_osdep.h>
19#include <rtw_sreset.h>
20
21static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf)
22{
23 struct hal_data_8188e *haldata = adapt->HalData;
24
25 if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) {
26 DBG_88E("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len);
27 return;
28 }
29
30
31 memcpy(&(haldata->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4);
32 memcpy(&(haldata->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4);
33
34
35 if (pbuf[0] != 0)
36 memcpy(&(haldata->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16);
37}
38
39static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb)
40{
41 u8 *pbuf;
42 u8 shift_sz = 0;
43 u16 pkt_cnt;
44 u32 pkt_offset, skb_len, alloc_sz;
45 s32 transfer_len;
46 struct recv_stat *prxstat;
47 struct phy_stat *pphy_status = NULL;
48 struct sk_buff *pkt_copy = NULL;
49 struct recv_frame *precvframe = NULL;
50 struct rx_pkt_attrib *pattrib = NULL;
51 struct hal_data_8188e *haldata = adapt->HalData;
52 struct recv_priv *precvpriv = &adapt->recvpriv;
53 struct __queue *pfree_recv_queue = &precvpriv->free_recv_queue;
54
55 transfer_len = (s32)pskb->len;
56 pbuf = pskb->data;
57
58 prxstat = (struct recv_stat *)pbuf;
59 pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff;
60
61 do {
62 RT_TRACE(_module_rtl871x_recv_c_, _drv_info_,
63 ("recvbuf2recvframe: rxdesc=offsset 0:0x%08x, 4:0x%08x, 8:0x%08x, C:0x%08x\n",
64 prxstat->rxdw0, prxstat->rxdw1, prxstat->rxdw2, prxstat->rxdw4));
65
66 prxstat = (struct recv_stat *)pbuf;
67
68 precvframe = rtw_alloc_recvframe(pfree_recv_queue);
69 if (precvframe == NULL) {
70 RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvbuf2recvframe: precvframe==NULL\n"));
71 DBG_88E("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __func__, __LINE__);
72 goto _exit_recvbuf2recvframe;
73 }
74
75 INIT_LIST_HEAD(&precvframe->list);
76 precvframe->len = 0;
77
78 update_recvframe_attrib_88e(precvframe, prxstat);
79
80 pattrib = &precvframe->attrib;
81
82 if ((pattrib->crc_err) || (pattrib->icv_err)) {
83 DBG_88E("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __func__, pattrib->crc_err, pattrib->icv_err);
84
85 rtw_free_recvframe(precvframe, pfree_recv_queue);
86 goto _exit_recvbuf2recvframe;
87 }
88
89 if ((pattrib->physt) && (pattrib->pkt_rpt_type == NORMAL_RX))
90 pphy_status = (struct phy_stat *)(pbuf + RXDESC_OFFSET);
91
92 pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len;
93
94 if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) {
95 RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("recvbuf2recvframe: pkt_len<=0\n"));
96 DBG_88E("%s()-%d: RX Warning!,pkt_len<=0 or pkt_offset> transfoer_len\n", __func__, __LINE__);
97 rtw_free_recvframe(precvframe, pfree_recv_queue);
98 goto _exit_recvbuf2recvframe;
99 }
100
101
102
103 if (pattrib->qos)
104 shift_sz = 6;
105 else
106 shift_sz = 0;
107
108 skb_len = pattrib->pkt_len;
109
110
111
112 if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) {
113 if (skb_len <= 1650)
114 alloc_sz = 1664;
115 else
116 alloc_sz = skb_len + 14;
117 } else {
118 alloc_sz = skb_len;
119
120
121 alloc_sz += 14;
122 }
123
124 pkt_copy = netdev_alloc_skb(adapt->pnetdev, alloc_sz);
125 if (pkt_copy) {
126 pkt_copy->dev = adapt->pnetdev;
127 precvframe->pkt = pkt_copy;
128 precvframe->rx_head = pkt_copy->data;
129 precvframe->rx_end = pkt_copy->data + alloc_sz;
130 skb_reserve(pkt_copy, 8 - ((size_t)(pkt_copy->data) & 7));
131 skb_reserve(pkt_copy, shift_sz);
132 memcpy(pkt_copy->data, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len);
133 precvframe->rx_tail = pkt_copy->data;
134 precvframe->rx_data = pkt_copy->data;
135 } else {
136 if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) {
137 DBG_88E("recvbuf2recvframe: alloc_skb fail , drop frag frame\n");
138 rtw_free_recvframe(precvframe, pfree_recv_queue);
139 goto _exit_recvbuf2recvframe;
140 }
141 precvframe->pkt = skb_clone(pskb, GFP_ATOMIC);
142 if (precvframe->pkt) {
143 precvframe->rx_tail = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE;
144 precvframe->rx_head = precvframe->rx_tail;
145 precvframe->rx_data = precvframe->rx_tail;
146 precvframe->rx_end = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE + alloc_sz;
147 } else {
148 DBG_88E("recvbuf2recvframe: skb_clone fail\n");
149 rtw_free_recvframe(precvframe, pfree_recv_queue);
150 goto _exit_recvbuf2recvframe;
151 }
152 }
153
154 recvframe_put(precvframe, skb_len);
155
156 switch (haldata->UsbRxAggMode) {
157 case USB_RX_AGG_DMA:
158 case USB_RX_AGG_MIX:
159 pkt_offset = (u16)round_up(pkt_offset, 128);
160 break;
161 case USB_RX_AGG_USB:
162 pkt_offset = (u16)round_up(pkt_offset, 4);
163 break;
164 case USB_RX_AGG_DISABLE:
165 default:
166 break;
167 }
168 if (pattrib->pkt_rpt_type == NORMAL_RX) {
169 if (pattrib->physt)
170 update_recvframe_phyinfo_88e(precvframe, (struct phy_stat *)pphy_status);
171 if (rtw_recv_entry(precvframe) != _SUCCESS) {
172 RT_TRACE(_module_rtl871x_recv_c_, _drv_err_,
173 ("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n"));
174 }
175 } else {
176
177 if (pattrib->pkt_rpt_type == TX_REPORT1) {
178
179 handle_txrpt_ccx_88e(adapt, precvframe->rx_data);
180 } else if (pattrib->pkt_rpt_type == TX_REPORT2) {
181 ODM_RA_TxRPT2Handle_8188E(
182 &haldata->odmpriv,
183 precvframe->rx_data,
184 pattrib->pkt_len,
185 pattrib->MacIDValidEntry[0],
186 pattrib->MacIDValidEntry[1]
187 );
188 } else if (pattrib->pkt_rpt_type == HIS_REPORT) {
189 interrupt_handler_8188eu(adapt, pattrib->pkt_len, precvframe->rx_data);
190 }
191 rtw_free_recvframe(precvframe, pfree_recv_queue);
192 }
193 pkt_cnt--;
194 transfer_len -= pkt_offset;
195 pbuf += pkt_offset;
196 precvframe = NULL;
197 pkt_copy = NULL;
198
199 if (transfer_len > 0 && pkt_cnt == 0)
200 pkt_cnt = (le32_to_cpu(prxstat->rxdw2)>>16) & 0xff;
201
202 } while ((transfer_len > 0) && (pkt_cnt > 0));
203
204_exit_recvbuf2recvframe:
205
206 return _SUCCESS;
207}
208
209unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr)
210{
211 unsigned int pipe = 0, ep_num = 0;
212 struct usb_device *pusbd = pdvobj->pusbdev;
213
214 if (addr == RECV_BULK_IN_ADDR) {
215 pipe = usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[0]);
216 } else if (addr == RECV_INT_IN_ADDR) {
217 pipe = usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[1]);
218 } else if (addr < HW_QUEUE_ENTRY) {
219 ep_num = pdvobj->Queue2Pipe[addr];
220 pipe = usb_sndbulkpipe(pusbd, ep_num);
221 }
222
223 return pipe;
224}
225
226static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
227{
228 struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt);
229 struct usb_device *udev = dvobjpriv->pusbdev;
230 unsigned int pipe;
231 int status = 0;
232 u8 reqtype;
233 u8 *pIo_buf;
234 int vendorreq_times = 0;
235
236 if ((adapt->bSurpriseRemoved) || (adapt->pwrctrlpriv.pnp_bstop_trx)) {
237 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usbctrl_vendorreq:(adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n"));
238 status = -EPERM;
239 goto exit;
240 }
241
242 if (len > MAX_VENDOR_REQ_CMD_SIZE) {
243 DBG_88E("[%s] Buffer len error ,vendor request failed\n", __func__);
244 status = -EINVAL;
245 goto exit;
246 }
247
248 if (mutex_lock_interruptible(&dvobjpriv->usb_vendor_req_mutex)) {
249 status = -ERESTARTSYS;
250 goto exit;
251 }
252
253
254 pIo_buf = kmalloc(MAX_USB_IO_CTL_SIZE, GFP_ATOMIC);
255
256 if (pIo_buf == NULL) {
257 DBG_88E("[%s] pIo_buf == NULL\n", __func__);
258 status = -ENOMEM;
259 goto release_mutex;
260 }
261
262 while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) {
263 memset(pIo_buf, 0, len);
264
265 if (requesttype == 0x01) {
266 pipe = usb_rcvctrlpipe(udev, 0);
267 reqtype = REALTEK_USB_VENQT_READ;
268 } else {
269 pipe = usb_sndctrlpipe(udev, 0);
270 reqtype = REALTEK_USB_VENQT_WRITE;
271 memcpy(pIo_buf, pdata, len);
272 }
273
274 status = usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
275
276 if (status == len) {
277 if (requesttype == 0x01)
278 memcpy(pdata, pIo_buf, len);
279 } else {
280 DBG_88E("reg 0x%x, usb %s %u fail, status:%d value=0x%x, vendorreq_times:%d\n",
281 value, (requesttype == 0x01) ? "read" : "write",
282 len, status, *(u32 *)pdata, vendorreq_times);
283
284 if (status < 0) {
285 if (status == (-ESHUTDOWN) || status == -ENODEV) {
286 adapt->bSurpriseRemoved = true;
287 } else {
288 adapt->HalData->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL;
289 }
290 } else {
291 if (status > 0) {
292 if (requesttype == 0x01) {
293
294 memcpy(pdata, pIo_buf, len);
295 }
296 }
297 }
298
299 }
300
301
302 if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len)
303 break;
304 }
305 kfree(pIo_buf);
306
307release_mutex:
308 mutex_unlock(&dvobjpriv->usb_vendor_req_mutex);
309exit:
310 return status;
311}
312
313u8 usb_read8(struct adapter *adapter, u32 addr)
314{
315 u8 request;
316 u8 requesttype;
317 u16 wvalue;
318 u16 index;
319 u16 len;
320 u8 data = 0;
321
322
323 request = 0x05;
324 requesttype = 0x01;
325 index = 0;
326
327 wvalue = (u16)(addr&0x0000ffff);
328 len = 1;
329
330 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
331
332
333 return data;
334
335}
336
337u16 usb_read16(struct adapter *adapter, u32 addr)
338{
339 u8 request;
340 u8 requesttype;
341 u16 wvalue;
342 u16 index;
343 u16 len;
344 __le32 data;
345
346 request = 0x05;
347 requesttype = 0x01;
348 index = 0;
349 wvalue = (u16)(addr&0x0000ffff);
350 len = 2;
351 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
352
353 return (u16)(le32_to_cpu(data)&0xffff);
354}
355
356u32 usb_read32(struct adapter *adapter, u32 addr)
357{
358 u8 request;
359 u8 requesttype;
360 u16 wvalue;
361 u16 index;
362 u16 len;
363 __le32 data;
364
365
366 request = 0x05;
367 requesttype = 0x01;
368 index = 0;
369
370 wvalue = (u16)(addr&0x0000ffff);
371 len = 4;
372
373 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
374
375
376 return le32_to_cpu(data);
377}
378
379static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs)
380{
381 struct recv_buf *precvbuf = (struct recv_buf *)purb->context;
382 struct adapter *adapt = (struct adapter *)precvbuf->adapter;
383 struct recv_priv *precvpriv = &adapt->recvpriv;
384
385 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete!!!\n"));
386
387 precvpriv->rx_pending_cnt--;
388
389 if (adapt->bSurpriseRemoved || adapt->bDriverStopped || adapt->bReadPortCancel) {
390 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
391 ("usb_read_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n",
392 adapt->bDriverStopped, adapt->bSurpriseRemoved));
393
394 precvbuf->reuse = true;
395 DBG_88E("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bReadPortCancel(%d)\n",
396 __func__, adapt->bDriverStopped,
397 adapt->bSurpriseRemoved, adapt->bReadPortCancel);
398 return;
399 }
400
401 if (purb->status == 0) {
402 if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) {
403 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
404 ("usb_read_port_complete: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n"));
405 precvbuf->reuse = true;
406 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
407 DBG_88E("%s()-%d: RX Warning!\n", __func__, __LINE__);
408 } else {
409 skb_put(precvbuf->pskb, purb->actual_length);
410 skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb);
411
412 if (skb_queue_len(&precvpriv->rx_skb_queue) <= 1)
413 tasklet_schedule(&precvpriv->recv_tasklet);
414
415 precvbuf->pskb = NULL;
416 precvbuf->reuse = false;
417 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
418 }
419 } else {
420 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete : purb->status(%d) != 0\n", purb->status));
421
422 DBG_88E("###=> usb_read_port_complete => urb status(%d)\n", purb->status);
423 skb_put(precvbuf->pskb, purb->actual_length);
424 precvbuf->pskb = NULL;
425
426 switch (purb->status) {
427 case -EINVAL:
428 case -EPIPE:
429 case -ENODEV:
430 case -ESHUTDOWN:
431 adapt->bSurpriseRemoved = true;
432 case -ENOENT:
433 adapt->bDriverStopped = true;
434 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bDriverStopped=true\n"));
435 break;
436 case -EPROTO:
437 case -EOVERFLOW:
438 adapt->HalData->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL;
439 precvbuf->reuse = true;
440 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
441 break;
442 case -EINPROGRESS:
443 DBG_88E("ERROR: URB IS IN PROGRESS!\n");
444 break;
445 default:
446 break;
447 }
448 }
449}
450
451u32 usb_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *rmem)
452{
453 struct urb *purb = NULL;
454 struct recv_buf *precvbuf = (struct recv_buf *)rmem;
455 struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter);
456 struct recv_priv *precvpriv = &adapter->recvpriv;
457 struct usb_device *pusbd = pdvobj->pusbdev;
458 int err;
459 unsigned int pipe;
460 size_t tmpaddr = 0;
461 size_t alignment = 0;
462 u32 ret = _SUCCESS;
463
464
465 if (adapter->bDriverStopped || adapter->bSurpriseRemoved ||
466 adapter->pwrctrlpriv.pnp_bstop_trx) {
467 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
468 ("usb_read_port:(adapt->bDriverStopped ||adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n"));
469 return _FAIL;
470 }
471
472 if (!precvbuf) {
473 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
474 ("usb_read_port:precvbuf==NULL\n"));
475 return _FAIL;
476 }
477
478 if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) {
479 precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue);
480 if (NULL != precvbuf->pskb)
481 precvbuf->reuse = true;
482 }
483
484
485 if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) {
486 precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
487 if (precvbuf->pskb == NULL) {
488 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n"));
489 DBG_88E("#### usb_read_port() alloc_skb fail!#####\n");
490 return _FAIL;
491 }
492
493 tmpaddr = (size_t)precvbuf->pskb->data;
494 alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
495 skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
496 } else {
497 precvbuf->reuse = false;
498 }
499
500 precvpriv->rx_pending_cnt++;
501
502 purb = precvbuf->purb;
503
504
505 pipe = ffaddr2pipehdl(pdvobj, addr);
506
507 usb_fill_bulk_urb(purb, pusbd, pipe,
508 precvbuf->pskb->data,
509 MAX_RECVBUF_SZ,
510 usb_read_port_complete,
511 precvbuf);
512
513 err = usb_submit_urb(purb, GFP_ATOMIC);
514 if ((err) && (err != (-EPERM))) {
515 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
516 ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x",
517 err, purb->status));
518 DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n",
519 err, purb->status);
520 ret = _FAIL;
521 }
522
523 return ret;
524}
525
526void rtw_hal_inirp_deinit(struct adapter *padapter)
527{
528 int i;
529 struct recv_buf *precvbuf;
530
531 precvbuf = (struct recv_buf *)padapter->recvpriv.precv_buf;
532
533 DBG_88E("%s\n", __func__);
534
535 padapter->bReadPortCancel = true;
536
537 for (i = 0; i < NR_RECVBUFF; i++) {
538 precvbuf->reuse = true;
539 if (precvbuf->purb)
540 usb_kill_urb(precvbuf->purb);
541 precvbuf++;
542 }
543}
544
545int usb_write8(struct adapter *adapter, u32 addr, u8 val)
546{
547 u8 request;
548 u8 requesttype;
549 u16 wvalue;
550 u16 index;
551 u16 len;
552 u8 data;
553
554 request = 0x05;
555 requesttype = 0x00;
556 index = 0;
557 wvalue = (u16)(addr&0x0000ffff);
558 len = 1;
559 data = val;
560 return usbctrl_vendorreq(adapter, request, wvalue,
561 index, &data, len, requesttype);
562}
563
564int usb_write16(struct adapter *adapter, u32 addr, u16 val)
565{
566 u8 request;
567 u8 requesttype;
568 u16 wvalue;
569 u16 index;
570 u16 len;
571 __le32 data;
572
573
574 request = 0x05;
575 requesttype = 0x00;
576 index = 0;
577
578 wvalue = (u16)(addr&0x0000ffff);
579 len = 2;
580
581 data = cpu_to_le32(val & 0x0000ffff);
582
583 return usbctrl_vendorreq(adapter, request, wvalue,
584 index, &data, len, requesttype);
585
586
587}
588
589int usb_write32(struct adapter *adapter, u32 addr, u32 val)
590{
591 u8 request;
592 u8 requesttype;
593 u16 wvalue;
594 u16 index;
595 u16 len;
596 __le32 data;
597
598
599 request = 0x05;
600 requesttype = 0x00;
601 index = 0;
602
603 wvalue = (u16)(addr&0x0000ffff);
604 len = 4;
605 data = cpu_to_le32(val);
606
607 return usbctrl_vendorreq(adapter, request, wvalue,
608 index, &data, len, requesttype);
609
610
611}
612
613static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
614{
615 struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context;
616 struct adapter *padapter = pxmitbuf->padapter;
617 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
618
619 switch (pxmitbuf->flags) {
620 case VO_QUEUE_INX:
621 pxmitpriv->voq_cnt--;
622 break;
623 case VI_QUEUE_INX:
624 pxmitpriv->viq_cnt--;
625 break;
626 case BE_QUEUE_INX:
627 pxmitpriv->beq_cnt--;
628 break;
629 case BK_QUEUE_INX:
630 pxmitpriv->bkq_cnt--;
631 break;
632 case HIGH_QUEUE_INX:
633#ifdef CONFIG_88EU_AP_MODE
634 rtw_chk_hi_queue_cmd(padapter);
635#endif
636 break;
637 default:
638 break;
639 }
640
641 if (padapter->bSurpriseRemoved || padapter->bDriverStopped ||
642 padapter->bWritePortCancel) {
643 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
644 ("usb_write_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)",
645 padapter->bDriverStopped, padapter->bSurpriseRemoved));
646 DBG_88E("%s(): TX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bWritePortCancel(%d) pxmitbuf->ext_tag(%x)\n",
647 __func__, padapter->bDriverStopped,
648 padapter->bSurpriseRemoved, padapter->bReadPortCancel,
649 pxmitbuf->ext_tag);
650
651 goto check_completion;
652 }
653
654 if (purb->status) {
655 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete : purb->status(%d) != 0\n", purb->status));
656 DBG_88E("###=> urb_write_port_complete status(%d)\n", purb->status);
657 if ((purb->status == -EPIPE) || (purb->status == -EPROTO)) {
658 sreset_set_wifi_error_status(padapter, USB_WRITE_PORT_FAIL);
659 } else if (purb->status == -EINPROGRESS) {
660 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete: EINPROGESS\n"));
661 goto check_completion;
662 } else if (purb->status == -ENOENT) {
663 DBG_88E("%s: -ENOENT\n", __func__);
664 goto check_completion;
665 } else if (purb->status == -ECONNRESET) {
666 DBG_88E("%s: -ECONNRESET\n", __func__);
667 goto check_completion;
668 } else if (purb->status == -ESHUTDOWN) {
669 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete: ESHUTDOWN\n"));
670 padapter->bDriverStopped = true;
671 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete:bDriverStopped = true\n"));
672 goto check_completion;
673 } else {
674 padapter->bSurpriseRemoved = true;
675 DBG_88E("bSurpriseRemoved = true\n");
676 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete:bSurpriseRemoved = true\n"));
677
678 goto check_completion;
679 }
680 }
681
682check_completion:
683 rtw_sctx_done_err(&pxmitbuf->sctx,
684 purb->status ? RTW_SCTX_DONE_WRITE_PORT_ERR :
685 RTW_SCTX_DONE_SUCCESS);
686
687 rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
688
689 tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
690}
691
692u32 usb_write_port(struct adapter *padapter, u32 addr, u32 cnt, struct xmit_buf *xmitbuf)
693{
694 unsigned long irqL;
695 unsigned int pipe;
696 int status;
697 u32 ret = _FAIL;
698 struct urb *purb = NULL;
699 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
700 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
701 struct xmit_frame *pxmitframe = (struct xmit_frame *)xmitbuf->priv_data;
702 struct usb_device *pusbd = pdvobj->pusbdev;
703
704
705 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("+usb_write_port\n"));
706
707 if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||
708 (padapter->pwrctrlpriv.pnp_bstop_trx)) {
709 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
710 ("usb_write_port:( padapter->bDriverStopped ||padapter->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n"));
711 rtw_sctx_done_err(&xmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
712 goto exit;
713 }
714
715 spin_lock_irqsave(&pxmitpriv->lock, irqL);
716
717 switch (addr) {
718 case VO_QUEUE_INX:
719 pxmitpriv->voq_cnt++;
720 xmitbuf->flags = VO_QUEUE_INX;
721 break;
722 case VI_QUEUE_INX:
723 pxmitpriv->viq_cnt++;
724 xmitbuf->flags = VI_QUEUE_INX;
725 break;
726 case BE_QUEUE_INX:
727 pxmitpriv->beq_cnt++;
728 xmitbuf->flags = BE_QUEUE_INX;
729 break;
730 case BK_QUEUE_INX:
731 pxmitpriv->bkq_cnt++;
732 xmitbuf->flags = BK_QUEUE_INX;
733 break;
734 case HIGH_QUEUE_INX:
735 xmitbuf->flags = HIGH_QUEUE_INX;
736 break;
737 default:
738 xmitbuf->flags = MGT_QUEUE_INX;
739 break;
740 }
741
742 spin_unlock_irqrestore(&pxmitpriv->lock, irqL);
743
744 purb = xmitbuf->pxmit_urb[0];
745
746
747 pipe = ffaddr2pipehdl(pdvobj, addr);
748
749 usb_fill_bulk_urb(purb, pusbd, pipe,
750 pxmitframe->buf_addr,
751 cnt,
752 usb_write_port_complete,
753 xmitbuf);
754
755 status = usb_submit_urb(purb, GFP_ATOMIC);
756 if (status) {
757 rtw_sctx_done_err(&xmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
758 DBG_88E("usb_write_port, status =%d\n", status);
759 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port(): usb_submit_urb, status =%x\n", status));
760
761 switch (status) {
762 case -ENODEV:
763 padapter->bDriverStopped = true;
764 break;
765 default:
766 break;
767 }
768 goto exit;
769 }
770
771 ret = _SUCCESS;
772
773
774
775 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("-usb_write_port\n"));
776
777exit:
778 if (ret != _SUCCESS)
779 rtw_free_xmitbuf(pxmitpriv, xmitbuf);
780 return ret;
781}
782
783void usb_write_port_cancel(struct adapter *padapter)
784{
785 int i, j;
786 struct xmit_buf *pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmitbuf;
787
788 DBG_88E("%s\n", __func__);
789
790 padapter->bWritePortCancel = true;
791
792 for (i = 0; i < NR_XMITBUFF; i++) {
793 for (j = 0; j < 8; j++) {
794 if (pxmitbuf->pxmit_urb[j])
795 usb_kill_urb(pxmitbuf->pxmit_urb[j]);
796 }
797 pxmitbuf++;
798 }
799
800 pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmit_extbuf;
801 for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
802 for (j = 0; j < 8; j++) {
803 if (pxmitbuf->pxmit_urb[j])
804 usb_kill_urb(pxmitbuf->pxmit_urb[j]);
805 }
806 pxmitbuf++;
807 }
808}
809
810void rtl8188eu_recv_tasklet(void *priv)
811{
812 struct sk_buff *pskb;
813 struct adapter *adapt = priv;
814 struct recv_priv *precvpriv = &adapt->recvpriv;
815
816 while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) {
817 if ((adapt->bDriverStopped) || (adapt->bSurpriseRemoved)) {
818 DBG_88E("recv_tasklet => bDriverStopped or bSurpriseRemoved\n");
819 dev_kfree_skb_any(pskb);
820 break;
821 }
822 recvbuf2recvframe(adapt, pskb);
823 skb_reset_tail_pointer(pskb);
824 pskb->len = 0;
825 skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
826 }
827}
828
829void rtl8188eu_xmit_tasklet(void *priv)
830{
831 int ret = false;
832 struct adapter *adapt = priv;
833 struct xmit_priv *pxmitpriv = &adapt->xmitpriv;
834
835 if (check_fwstate(&adapt->mlmepriv, _FW_UNDER_SURVEY))
836 return;
837
838 while (1) {
839 if ((adapt->bDriverStopped) ||
840 (adapt->bSurpriseRemoved) ||
841 (adapt->bWritePortCancel)) {
842 DBG_88E("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n");
843 break;
844 }
845
846 ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv);
847
848 if (!ret)
849 break;
850 }
851}
852
