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 = GET_HAL_DATA(adapt);
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 = GET_HAL_DATA(adapt);
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 = dvobjpriv->usb_vendor_req_buf;
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 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
289 haldata->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL;
291 } else { /* status != len && status >= 0 */
293 if (requesttype == 0x01) {
294 /* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */
295 memcpy(pdata, pIo_buf, len);
302 /* firmware download is checksumed, don't retry */
303 if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len)
307 mutex_unlock(&dvobjpriv->usb_vendor_req_mutex);
312 u8 usb_read8(struct adapter *adapter, u32 addr)
323 requesttype = 0x01;/* read_in */
326 wvalue = (u16)(addr&0x0000ffff);
329 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
336 u16 usb_read16(struct adapter *adapter, u32 addr)
346 requesttype = 0x01;/* read_in */
348 wvalue = (u16)(addr&0x0000ffff);
350 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
352 return (u16)(le32_to_cpu(data)&0xffff);
355 u32 usb_read32(struct adapter *adapter, u32 addr)
366 requesttype = 0x01;/* read_in */
369 wvalue = (u16)(addr&0x0000ffff);
372 usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
375 return le32_to_cpu(data);
378 static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs)
380 struct recv_buf *precvbuf = (struct recv_buf *)purb->context;
381 struct adapter *adapt = (struct adapter *)precvbuf->adapter;
382 struct recv_priv *precvpriv = &adapt->recvpriv;
384 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete!!!\n"));
386 precvpriv->rx_pending_cnt--;
388 if (adapt->bSurpriseRemoved || adapt->bDriverStopped || adapt->bReadPortCancel) {
389 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
390 ("usb_read_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n",
391 adapt->bDriverStopped, adapt->bSurpriseRemoved));
393 precvbuf->reuse = true;
394 DBG_88E("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bReadPortCancel(%d)\n",
395 __func__, adapt->bDriverStopped,
396 adapt->bSurpriseRemoved, adapt->bReadPortCancel);
400 if (purb->status == 0) { /* SUCCESS */
401 if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) {
402 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
403 ("usb_read_port_complete: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n"));
404 precvbuf->reuse = true;
405 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
406 DBG_88E("%s()-%d: RX Warning!\n", __func__, __LINE__);
408 skb_put(precvbuf->pskb, purb->actual_length);
409 skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb);
411 if (skb_queue_len(&precvpriv->rx_skb_queue) <= 1)
412 tasklet_schedule(&precvpriv->recv_tasklet);
414 precvbuf->pskb = NULL;
415 precvbuf->reuse = false;
416 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
419 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete : purb->status(%d) != 0\n", purb->status));
421 DBG_88E("###=> usb_read_port_complete => urb status(%d)\n", purb->status);
422 skb_put(precvbuf->pskb, purb->actual_length);
423 precvbuf->pskb = NULL;
425 switch (purb->status) {
430 adapt->bSurpriseRemoved = true;
432 adapt->bDriverStopped = true;
433 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bDriverStopped=true\n"));
438 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
439 haldata->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL;
441 precvbuf->reuse = true;
442 usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
445 DBG_88E("ERROR: URB IS IN PROGRESS!\n");
453 u32 usb_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *rmem)
455 struct urb *purb = NULL;
456 struct recv_buf *precvbuf = (struct recv_buf *)rmem;
457 struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter);
458 struct recv_priv *precvpriv = &adapter->recvpriv;
459 struct usb_device *pusbd = pdvobj->pusbdev;
463 size_t alignment = 0;
467 if (adapter->bDriverStopped || adapter->bSurpriseRemoved ||
468 adapter->pwrctrlpriv.pnp_bstop_trx) {
469 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
470 ("usb_read_port:(adapt->bDriverStopped ||adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n"));
475 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
476 ("usb_read_port:precvbuf==NULL\n"));
480 if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) {
481 precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue);
482 if (NULL != precvbuf->pskb)
483 precvbuf->reuse = true;
486 /* re-assign for linux based on skb */
487 if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) {
488 precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
489 if (precvbuf->pskb == NULL) {
490 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n"));
491 DBG_88E("#### usb_read_port() alloc_skb fail!#####\n");
495 tmpaddr = (size_t)precvbuf->pskb->data;
496 alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
497 skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
498 } else { /* reuse skb */
499 precvbuf->reuse = false;
502 precvpriv->rx_pending_cnt++;
504 purb = precvbuf->purb;
506 /* translate DMA FIFO addr to pipehandle */
507 pipe = ffaddr2pipehdl(pdvobj, addr);
509 usb_fill_bulk_urb(purb, pusbd, pipe,
510 precvbuf->pskb->data,
512 usb_read_port_complete,
513 precvbuf);/* context is precvbuf */
515 err = usb_submit_urb(purb, GFP_ATOMIC);
516 if ((err) && (err != (-EPERM))) {
517 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
518 ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x",
520 DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n",
528 void usb_read_port_cancel(struct adapter *padapter)
531 struct recv_buf *precvbuf;
533 precvbuf = (struct recv_buf *)padapter->recvpriv.precv_buf;
535 DBG_88E("%s\n", __func__);
537 padapter->bReadPortCancel = true;
539 for (i = 0; i < NR_RECVBUFF; i++) {
540 precvbuf->reuse = true;
542 usb_kill_urb(precvbuf->purb);
547 int usb_write8(struct adapter *adapter, u32 addr, u8 val)
557 requesttype = 0x00;/* write_out */
559 wvalue = (u16)(addr&0x0000ffff);
562 return usbctrl_vendorreq(adapter, request, wvalue,
563 index, &data, len, requesttype);
566 int usb_write16(struct adapter *adapter, u32 addr, u16 val)
577 requesttype = 0x00;/* write_out */
580 wvalue = (u16)(addr&0x0000ffff);
583 data = cpu_to_le32(val & 0x0000ffff);
585 return usbctrl_vendorreq(adapter, request, wvalue,
586 index, &data, len, requesttype);
591 int usb_write32(struct adapter *adapter, u32 addr, u32 val)
602 requesttype = 0x00;/* write_out */
605 wvalue = (u16)(addr&0x0000ffff);
607 data = cpu_to_le32(val);
609 return usbctrl_vendorreq(adapter, request, wvalue,
610 index, &data, len, requesttype);
615 static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
617 struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context;
618 struct adapter *padapter = pxmitbuf->padapter;
619 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
621 switch (pxmitbuf->flags) {
623 pxmitpriv->voq_cnt--;
626 pxmitpriv->viq_cnt--;
629 pxmitpriv->beq_cnt--;
632 pxmitpriv->bkq_cnt--;
635 #ifdef CONFIG_88EU_AP_MODE
636 rtw_chk_hi_queue_cmd(padapter);
643 if (padapter->bSurpriseRemoved || padapter->bDriverStopped ||
644 padapter->bWritePortCancel) {
645 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
646 ("usb_write_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)",
647 padapter->bDriverStopped, padapter->bSurpriseRemoved));
648 DBG_88E("%s(): TX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bWritePortCancel(%d) pxmitbuf->ext_tag(%x)\n",
649 __func__, padapter->bDriverStopped,
650 padapter->bSurpriseRemoved, padapter->bReadPortCancel,
653 goto check_completion;
657 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete : purb->status(%d) != 0\n", purb->status));
658 DBG_88E("###=> urb_write_port_complete status(%d)\n", purb->status);
659 if ((purb->status == -EPIPE) || (purb->status == -EPROTO)) {
660 sreset_set_wifi_error_status(padapter, USB_WRITE_PORT_FAIL);
661 } else if (purb->status == -EINPROGRESS) {
662 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete: EINPROGESS\n"));
663 goto check_completion;
664 } else if (purb->status == -ENOENT) {
665 DBG_88E("%s: -ENOENT\n", __func__);
666 goto check_completion;
667 } else if (purb->status == -ECONNRESET) {
668 DBG_88E("%s: -ECONNRESET\n", __func__);
669 goto check_completion;
670 } else if (purb->status == -ESHUTDOWN) {
671 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete: ESHUTDOWN\n"));
672 padapter->bDriverStopped = true;
673 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete:bDriverStopped = true\n"));
674 goto check_completion;
676 padapter->bSurpriseRemoved = true;
677 DBG_88E("bSurpriseRemoved = true\n");
678 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete:bSurpriseRemoved = true\n"));
680 goto check_completion;
685 rtw_sctx_done_err(&pxmitbuf->sctx,
686 purb->status ? RTW_SCTX_DONE_WRITE_PORT_ERR :
687 RTW_SCTX_DONE_SUCCESS);
689 rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
691 tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
694 u32 usb_write_port(struct adapter *padapter, u32 addr, u32 cnt, u8 *wmem)
700 struct urb *purb = NULL;
701 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
702 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
703 struct xmit_buf *pxmitbuf = (struct xmit_buf *)wmem;
704 struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data;
705 struct usb_device *pusbd = pdvobj->pusbdev;
708 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("+usb_write_port\n"));
710 if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||
711 (padapter->pwrctrlpriv.pnp_bstop_trx)) {
712 RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
713 ("usb_write_port:( padapter->bDriverStopped ||padapter->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n"));
714 rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
718 spin_lock_irqsave(&pxmitpriv->lock, irqL);
722 pxmitpriv->voq_cnt++;
723 pxmitbuf->flags = VO_QUEUE_INX;
726 pxmitpriv->viq_cnt++;
727 pxmitbuf->flags = VI_QUEUE_INX;
730 pxmitpriv->beq_cnt++;
731 pxmitbuf->flags = BE_QUEUE_INX;
734 pxmitpriv->bkq_cnt++;
735 pxmitbuf->flags = BK_QUEUE_INX;
738 pxmitbuf->flags = HIGH_QUEUE_INX;
741 pxmitbuf->flags = MGT_QUEUE_INX;
745 spin_unlock_irqrestore(&pxmitpriv->lock, irqL);
747 purb = pxmitbuf->pxmit_urb[0];
749 /* translate DMA FIFO addr to pipehandle */
750 pipe = ffaddr2pipehdl(pdvobj, addr);
752 usb_fill_bulk_urb(purb, pusbd, pipe,
753 pxmitframe->buf_addr, /* pxmitbuf->pbuf */
755 usb_write_port_complete,
756 pxmitbuf);/* context is pxmitbuf */
758 status = usb_submit_urb(purb, GFP_ATOMIC);
760 rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
761 DBG_88E("usb_write_port, status =%d\n", status);
762 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port(): usb_submit_urb, status =%x\n", status));
766 padapter->bDriverStopped = true;
776 /* We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically. */
778 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("-usb_write_port\n"));
782 rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
786 void usb_write_port_cancel(struct adapter *padapter)
789 struct xmit_buf *pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmitbuf;
791 DBG_88E("%s\n", __func__);
793 padapter->bWritePortCancel = true;
795 for (i = 0; i < NR_XMITBUFF; i++) {
796 for (j = 0; j < 8; j++) {
797 if (pxmitbuf->pxmit_urb[j])
798 usb_kill_urb(pxmitbuf->pxmit_urb[j]);
803 pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmit_extbuf;
804 for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
805 for (j = 0; j < 8; j++) {
806 if (pxmitbuf->pxmit_urb[j])
807 usb_kill_urb(pxmitbuf->pxmit_urb[j]);
813 void rtl8188eu_recv_tasklet(void *priv)
815 struct sk_buff *pskb;
816 struct adapter *adapt = priv;
817 struct recv_priv *precvpriv = &adapt->recvpriv;
819 while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) {
820 if ((adapt->bDriverStopped) || (adapt->bSurpriseRemoved)) {
821 DBG_88E("recv_tasklet => bDriverStopped or bSurpriseRemoved\n");
822 dev_kfree_skb_any(pskb);
825 recvbuf2recvframe(adapt, pskb);
826 skb_reset_tail_pointer(pskb);
828 skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
832 void rtl8188eu_xmit_tasklet(void *priv)
835 struct adapter *adapt = priv;
836 struct xmit_priv *pxmitpriv = &adapt->xmitpriv;
838 if (check_fwstate(&adapt->mlmepriv, _FW_UNDER_SURVEY))
842 if ((adapt->bDriverStopped) ||
843 (adapt->bSurpriseRemoved) ||
844 (adapt->bWritePortCancel)) {
845 DBG_88E("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n");
849 ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv, NULL);