1 /******************************************************************************
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 ******************************************************************************/
15 #define _USB_OPS_LINUX_C_
17 #include <drv_types.h>
18 #include <recv_osdep.h>
19 #include <rtw_sreset.h>
21 static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf)
23 struct hal_data_8188e *haldata = adapt->HalData;
25 if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) {
26 DBG_88E("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len);
31 memcpy(&(haldata->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4);
32 memcpy(&(haldata->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4);
36 memcpy(&(haldata->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16);
39 static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb)
44 u32 pkt_offset, skb_len, alloc_sz;
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;
55 transfer_len = (s32)pskb->len;
58 prxstat = (struct recv_stat *)pbuf;
59 pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff;
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));
66 prxstat = (struct recv_stat *)pbuf;
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;
75 INIT_LIST_HEAD(&precvframe->list);
78 update_recvframe_attrib_88e(precvframe, prxstat);
80 pattrib = &precvframe->attrib;
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);
85 rtw_free_recvframe(precvframe, pfree_recv_queue);
86 goto _exit_recvbuf2recvframe;
89 if ((pattrib->physt) && (pattrib->pkt_rpt_type == NORMAL_RX))
90 pphy_status = (struct phy_stat *)(pbuf + RXDESC_OFFSET);
92 pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len;
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;
101 /* Modified by Albert 20101213 */
102 /* For 8 bytes IP header alignment. */
103 if (pattrib->qos) /* Qos data, wireless lan header length is 26 */
108 skb_len = pattrib->pkt_len;
110 /* for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet. */
111 /* modify alloc_sz for recvive crc error packet by thomas 2011-06-02 */
112 if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) {
116 alloc_sz = skb_len + 14;
119 /* 6 is for IP header 8 bytes alignment in QoS packet case. */
120 /* 8 is for skb->data 4 bytes alignment. */
124 pkt_copy = netdev_alloc_skb(adapt->pnetdev, alloc_sz);
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));/* force pkt_copy->data at 8-byte alignment address */
131 skb_reserve(pkt_copy, shift_sz);/* force ip_hdr at 8-byte alignment address according to 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;
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;
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;
148 DBG_88E("recvbuf2recvframe: skb_clone fail\n");
149 rtw_free_recvframe(precvframe, pfree_recv_queue);
150 goto _exit_recvbuf2recvframe;
154 recvframe_put(precvframe, skb_len);
156 switch (haldata->UsbRxAggMode) {
159 pkt_offset = (u16)round_up(pkt_offset, 128);
162 pkt_offset = (u16)round_up(pkt_offset, 4);
164 case USB_RX_AGG_DISABLE:
168 if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */
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"));
176 /* enqueue recvframe to txrtp queue */
177 if (pattrib->pkt_rpt_type == TX_REPORT1) {
178 /* CCX-TXRPT ack for xmit mgmt frames. */
179 handle_txrpt_ccx_88e(adapt, precvframe->rx_data);
180 } else if (pattrib->pkt_rpt_type == TX_REPORT2) {
181 ODM_RA_TxRPT2Handle_8188E(
185 pattrib->MacIDValidEntry[0],
186 pattrib->MacIDValidEntry[1]
188 } else if (pattrib->pkt_rpt_type == HIS_REPORT) {
189 interrupt_handler_8188eu(adapt, pattrib->pkt_len, precvframe->rx_data);
191 rtw_free_recvframe(precvframe, pfree_recv_queue);
194 transfer_len -= pkt_offset;
199 if (transfer_len > 0 && pkt_cnt == 0)
200 pkt_cnt = (le32_to_cpu(prxstat->rxdw2)>>16) & 0xff;
202 } while ((transfer_len > 0) && (pkt_cnt > 0));
204 _exit_recvbuf2recvframe:
209 unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr)
211 unsigned int pipe = 0, ep_num = 0;
212 struct usb_device *pusbd = pdvobj->pusbdev;
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);
226 static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
228 struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt);
229 struct usb_device *udev = dvobjpriv->pusbdev;
234 int vendorreq_times = 0;
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"));
242 if (len > MAX_VENDOR_REQ_CMD_SIZE) {
243 DBG_88E("[%s] Buffer len error ,vendor request failed\n", __func__);
248 if (mutex_lock_interruptible(&dvobjpriv->usb_vendor_req_mutex)) {
249 status = -ERESTARTSYS;
253 /* Acquire IO memory for vendorreq */
254 pIo_buf = kmalloc(MAX_USB_IO_CTL_SIZE, GFP_ATOMIC);
256 if (pIo_buf == NULL) {
257 DBG_88E("[%s] pIo_buf == NULL\n", __func__);
262 while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) {
263 memset(pIo_buf, 0, len);
265 if (requesttype == 0x01) {
266 pipe = usb_rcvctrlpipe(udev, 0);/* read_in */
267 reqtype = REALTEK_USB_VENQT_READ;
269 pipe = usb_sndctrlpipe(udev, 0);/* write_out */
270 reqtype = REALTEK_USB_VENQT_WRITE;
271 memcpy(pIo_buf, pdata, len);
274 status = usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
276 if (status == len) { /* Success this control transfer. */
277 if (requesttype == 0x01)
278 memcpy(pdata, pIo_buf, len);
279 } else { /* error cases */
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);
285 if (status == (-ESHUTDOWN) || status == -ENODEV) {
286 adapt->bSurpriseRemoved = true;
288 adapt->HalData->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL;
290 } else { /* status != len && status >= 0 */
292 if (requesttype == 0x01) {
293 /* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */
294 memcpy(pdata, pIo_buf, len);
301 /* firmware download is checksumed, don't retry */
302 if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len)
308 mutex_unlock(&dvobjpriv->usb_vendor_req_mutex);
313 u8 usb_read8(struct adapter *adapter, u32 addr)
324 requesttype = 0x01;/* read_in */
327 wvalue = (u16)(addr&0x0000ffff);
330 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
337 u16 usb_read16(struct adapter *adapter, u32 addr)
347 requesttype = 0x01;/* read_in */
349 wvalue = (u16)(addr&0x0000ffff);
351 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
353 return (u16)(le32_to_cpu(data)&0xffff);
356 u32 usb_read32(struct adapter *adapter, u32 addr)
367 requesttype = 0x01;/* read_in */
370 wvalue = (u16)(addr&0x0000ffff);
373 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
376 return le32_to_cpu(data);
379 static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs)
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;
385 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete!!!\n"));
387 precvpriv->rx_pending_cnt--;
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));
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);
401 if (purb->status == 0) { /* SUCCESS */
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__);
409 skb_put(precvbuf->pskb, purb->actual_length);
410 skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb);
412 if (skb_queue_len(&precvpriv->rx_skb_queue) <= 1)
413 tasklet_schedule(&precvpriv->recv_tasklet);
415 precvbuf->pskb = NULL;
416 precvbuf->reuse = false;
417 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
420 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete : purb->status(%d) != 0\n", purb->status));
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;
426 switch (purb->status) {
431 adapt->bSurpriseRemoved = true;
433 adapt->bDriverStopped = true;
434 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bDriverStopped=true\n"));
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);
443 DBG_88E("ERROR: URB IS IN PROGRESS!\n");
451 u32 usb_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *rmem)
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;
461 size_t alignment = 0;
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"));
473 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
474 ("usb_read_port:precvbuf==NULL\n"));
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;
484 /* re-assign for linux based on skb */
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");
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 { /* reuse skb */
497 precvbuf->reuse = false;
500 precvpriv->rx_pending_cnt++;
502 purb = precvbuf->purb;
504 /* translate DMA FIFO addr to pipehandle */
505 pipe = ffaddr2pipehdl(pdvobj, addr);
507 usb_fill_bulk_urb(purb, pusbd, pipe,
508 precvbuf->pskb->data,
510 usb_read_port_complete,
511 precvbuf);/* context is precvbuf */
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",
518 DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n",
526 void rtw_hal_inirp_deinit(struct adapter *padapter)
529 struct recv_buf *precvbuf;
531 precvbuf = (struct recv_buf *)padapter->recvpriv.precv_buf;
533 DBG_88E("%s\n", __func__);
535 padapter->bReadPortCancel = true;
537 for (i = 0; i < NR_RECVBUFF; i++) {
538 precvbuf->reuse = true;
540 usb_kill_urb(precvbuf->purb);
545 int usb_write8(struct adapter *adapter, u32 addr, u8 val)
555 requesttype = 0x00;/* write_out */
557 wvalue = (u16)(addr&0x0000ffff);
560 return usbctrl_vendorreq(adapter, request, wvalue,
561 index, &data, len, requesttype);
564 int usb_write16(struct adapter *adapter, u32 addr, u16 val)
575 requesttype = 0x00;/* write_out */
578 wvalue = (u16)(addr&0x0000ffff);
581 data = cpu_to_le32(val & 0x0000ffff);
583 return usbctrl_vendorreq(adapter, request, wvalue,
584 index, &data, len, requesttype);
589 int usb_write32(struct adapter *adapter, u32 addr, u32 val)
600 requesttype = 0x00;/* write_out */
603 wvalue = (u16)(addr&0x0000ffff);
605 data = cpu_to_le32(val);
607 return usbctrl_vendorreq(adapter, request, wvalue,
608 index, &data, len, requesttype);
613 static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
615 struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context;
616 struct adapter *padapter = pxmitbuf->padapter;
617 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
619 switch (pxmitbuf->flags) {
621 pxmitpriv->voq_cnt--;
624 pxmitpriv->viq_cnt--;
627 pxmitpriv->beq_cnt--;
630 pxmitpriv->bkq_cnt--;
633 #ifdef CONFIG_88EU_AP_MODE
634 rtw_chk_hi_queue_cmd(padapter);
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,
651 goto check_completion;
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;
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"));
678 goto check_completion;
683 rtw_sctx_done_err(&pxmitbuf->sctx,
684 purb->status ? RTW_SCTX_DONE_WRITE_PORT_ERR :
685 RTW_SCTX_DONE_SUCCESS);
687 rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
689 tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
692 u32 usb_write_port(struct adapter *padapter, u32 addr, u32 cnt, struct xmit_buf *xmitbuf)
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;
705 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("+usb_write_port\n"));
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);
715 spin_lock_irqsave(&pxmitpriv->lock, irqL);
719 pxmitpriv->voq_cnt++;
720 xmitbuf->flags = VO_QUEUE_INX;
723 pxmitpriv->viq_cnt++;
724 xmitbuf->flags = VI_QUEUE_INX;
727 pxmitpriv->beq_cnt++;
728 xmitbuf->flags = BE_QUEUE_INX;
731 pxmitpriv->bkq_cnt++;
732 xmitbuf->flags = BK_QUEUE_INX;
735 xmitbuf->flags = HIGH_QUEUE_INX;
738 xmitbuf->flags = MGT_QUEUE_INX;
742 spin_unlock_irqrestore(&pxmitpriv->lock, irqL);
744 purb = xmitbuf->pxmit_urb[0];
746 /* translate DMA FIFO addr to pipehandle */
747 pipe = ffaddr2pipehdl(pdvobj, addr);
749 usb_fill_bulk_urb(purb, pusbd, pipe,
750 pxmitframe->buf_addr, /* xmitbuf->pbuf */
752 usb_write_port_complete,
753 xmitbuf);/* context is xmitbuf */
755 status = usb_submit_urb(purb, GFP_ATOMIC);
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));
763 padapter->bDriverStopped = true;
773 /* We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically. */
775 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("-usb_write_port\n"));
779 rtw_free_xmitbuf(pxmitpriv, xmitbuf);
783 void usb_write_port_cancel(struct adapter *padapter)
786 struct xmit_buf *pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmitbuf;
788 DBG_88E("%s\n", __func__);
790 padapter->bWritePortCancel = true;
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]);
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]);
810 void rtl8188eu_recv_tasklet(void *priv)
812 struct sk_buff *pskb;
813 struct adapter *adapt = priv;
814 struct recv_priv *precvpriv = &adapt->recvpriv;
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);
822 recvbuf2recvframe(adapt, pskb);
823 skb_reset_tail_pointer(pskb);
825 skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
829 void rtl8188eu_xmit_tasklet(void *priv)
832 struct adapter *adapt = priv;
833 struct xmit_priv *pxmitpriv = &adapt->xmitpriv;
835 if (check_fwstate(&adapt->mlmepriv, _FW_UNDER_SURVEY))
839 if ((adapt->bDriverStopped) ||
840 (adapt->bSurpriseRemoved) ||
841 (adapt->bWritePortCancel)) {
842 DBG_88E("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n");
846 ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv);