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 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
18 *******************************************************************************/
21 #include <rtl8723b_hal.h>
23 #ifdef CONFIG_SUPPORT_USB_INT
24 void interrupt_handler_8723bu(_adapter *padapter,u16 pkt_len,u8 *pbuf)
26 HAL_DATA_TYPE *pHalData=GET_HAL_DATA(padapter);
27 struct reportpwrstate_parm pwr_rpt;
29 if ( pkt_len != INTERRUPT_MSG_FORMAT_LEN )
31 DBG_8192C("%s Invalid interrupt content length (%d)!\n", __FUNCTION__, pkt_len);
36 _rtw_memcpy(&(pHalData->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4);
37 _rtw_memcpy(&(pHalData->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4);
41 u32 hisr=0 ,hisr_ex=0;
42 _rtw_memcpy(&hisr,&(pHalData->IntArray[0]),4);
43 hisr = le32_to_cpu(hisr);
45 _rtw_memcpy(&hisr_ex,&(pHalData->IntArray[1]),4);
46 hisr_ex = le32_to_cpu(hisr_ex);
48 if((hisr != 0) || (hisr_ex!=0))
49 DBG_871X("===> %s hisr:0x%08x ,hisr_ex:0x%08x \n",__FUNCTION__,hisr,hisr_ex);
54 #ifdef CONFIG_LPS_LCLK
55 if( pHalData->IntArray[0] & IMR_CPWM_88E )
57 _rtw_memcpy(&pwr_rpt.state, &(pbuf[USB_INTR_CONTENT_CPWM1_OFFSET]), 1);
58 //_rtw_memcpy(&pwr_rpt.state2, &(pbuf[USB_INTR_CONTENT_CPWM2_OFFSET]), 1);
60 //88e's cpwm value only change BIT0, so driver need to add PS_STATE_S2 for LPS flow.
61 pwr_rpt.state |= PS_STATE_S2;
62 _set_workitem(&(adapter_to_pwrctl(padapter)->cpwm_event));
64 #endif//CONFIG_LPS_LCLK
66 #ifdef CONFIG_INTERRUPT_BASED_TXBCN
68 #ifdef CONFIG_INTERRUPT_BASED_TXBCN_EARLY_INT
69 if (pHalData->IntArray[0] & IMR_BCNDMAINT0_88E)
71 #ifdef CONFIG_INTERRUPT_BASED_TXBCN_BCN_OK_ERR
72 if (pHalData->IntArray[0] & (IMR_TBDER_88E|IMR_TBDOK_88E))
75 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
77 if(pHalData->IntArray[0] & IMR_BCNDMAINT0_88E)
78 DBG_8192C("%s: HISR_BCNERLY_INT\n", __func__);
79 if(pHalData->IntArray[0] & IMR_TBDOK_88E)
80 DBG_8192C("%s: HISR_TXBCNOK\n", __func__);
81 if(pHalData->IntArray[0] & IMR_TBDER_88E)
82 DBG_8192C("%s: HISR_TXBCNERR\n", __func__);
86 if(check_fwstate(pmlmepriv, WIFI_AP_STATE))
88 //send_beacon(padapter);
89 if(pmlmepriv->update_bcn == _TRUE)
91 //tx_beacon_hdl(padapter, NULL);
92 set_tx_beacon_cmd(padapter);
95 #ifdef CONFIG_CONCURRENT_MODE
96 if(check_buddy_fwstate(padapter, WIFI_AP_STATE))
98 //send_beacon(padapter);
99 if(padapter->pbuddy_adapter->mlmepriv.update_bcn == _TRUE)
101 //tx_beacon_hdl(padapter, NULL);
102 set_tx_beacon_cmd(padapter->pbuddy_adapter);
108 #endif //CONFIG_INTERRUPT_BASED_TXBCN
113 #ifdef DBG_CONFIG_ERROR_DETECT_INT
114 if( pHalData->IntArray[1] & IMR_TXERR_8723B )
115 DBG_871X("===> %s Tx Error Flag Interrupt Status \n",__FUNCTION__);
116 if( pHalData->IntArray[1] & IMR_RXERR_8723B )
117 DBG_871X("===> %s Rx Error Flag INT Status \n",__FUNCTION__);
118 if( pHalData->IntArray[1] & IMR_TXFOVW_8723B )
119 DBG_871X("===> %s Transmit FIFO Overflow \n",__FUNCTION__);
120 if( pHalData->IntArray[1] & IMR_RXFOVW_8723B )
121 DBG_871X("===> %s Receive FIFO Overflow \n",__FUNCTION__);
122 #endif//DBG_CONFIG_ERROR_DETECT_INT
127 _rtw_memcpy(&(pHalData->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16);
128 //rtw_c2h_wk_cmd(padapter); to do..
134 #ifdef CONFIG_USB_INTERRUPT_IN_PIPE
135 static void usb_read_interrupt_complete(struct urb *purb, struct pt_regs *regs)
138 _adapter *padapter = (_adapter *)purb->context;
140 if (RTW_CANNOT_RX(padapter))
142 DBG_8192C("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) \n",
143 __FUNCTION__,padapter->bDriverStopped, padapter->bSurpriseRemoved);
148 if (purb->status == 0)//SUCCESS
150 if (purb->actual_length > INTERRUPT_MSG_FORMAT_LEN)
152 DBG_8192C("usb_read_interrupt_complete: purb->actual_length > INTERRUPT_MSG_FORMAT_LEN(%d)\n",INTERRUPT_MSG_FORMAT_LEN);
155 interrupt_handler_8723bu(padapter, purb->actual_length,purb->transfer_buffer );
157 err = usb_submit_urb(purb, GFP_ATOMIC);
158 if ((err) && (err != (-EPERM)))
160 DBG_8192C("cannot submit interrupt in-token(err = 0x%08x),urb_status = %d\n",err, purb->status);
165 DBG_8192C("###=> usb_read_interrupt_complete => urb status(%d)\n", purb->status);
167 switch(purb->status) {
172 //padapter->bSurpriseRemoved = _TRUE;
173 //RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bSurpriseRemoved=TRUE\n"));
175 padapter->bDriverStopped = _TRUE;
176 RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bDriverStopped=TRUE\n"));
181 DBG_8192C("ERROR: URB IS IN PROGRESS!/n");
190 static u32 usb_read_interrupt(struct intf_hdl *pintfhdl, u32 addr)
195 _adapter *adapter = pintfhdl->padapter;
196 struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter);
197 struct recv_priv *precvpriv = &adapter->recvpriv;
198 struct usb_device *pusbd = pdvobj->pusbdev;
202 if (RTW_CANNOT_RX(adapter))
204 RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_interrupt:( RTW_CANNOT_RX )!!!\n"));
208 //translate DMA FIFO addr to pipehandle
209 pipe = ffaddr2pipehdl(pdvobj, addr);
211 usb_fill_int_urb(precvpriv->int_in_urb, pusbd, pipe,
212 precvpriv->int_in_buf,
213 INTERRUPT_MSG_FORMAT_LEN,
214 usb_read_interrupt_complete,
218 err = usb_submit_urb(precvpriv->int_in_urb, GFP_ATOMIC);
219 if((err) && (err != (-EPERM)))
221 DBG_8192C("cannot submit interrupt in-token(err = 0x%08x),urb_status = %d\n",err, precvpriv->int_in_urb->status);
232 static s32 pre_recv_entry(union recv_frame *precvframe, u8 *pphy_status)
235 #ifdef CONFIG_CONCURRENT_MODE
236 u8 *secondary_myid, *paddr1;
237 union recv_frame *precvframe_if2 = NULL;
238 _adapter *primary_padapter = precvframe->u.hdr.adapter;
239 _adapter *secondary_padapter = primary_padapter->pbuddy_adapter;
240 struct recv_priv *precvpriv = &primary_padapter->recvpriv;
241 _queue *pfree_recv_queue = &precvpriv->free_recv_queue;
242 HAL_DATA_TYPE *pHalData = GET_HAL_DATA(primary_padapter);
244 if(!secondary_padapter)
247 paddr1 = GetAddr1Ptr(precvframe->u.hdr.rx_data);
249 if(IS_MCAST(paddr1) == _FALSE)//unicast packets
251 secondary_myid = adapter_mac_addr(secondary_padapter);
253 if(_rtw_memcmp(paddr1, secondary_myid, ETH_ALEN))
255 //change to secondary interface
256 precvframe->u.hdr.adapter = secondary_padapter;
259 //ret = recv_entry(precvframe);
262 else // Handle BC/MC Packets
265 _pkt *pkt_copy = NULL;
266 struct rx_pkt_attrib *pattrib = NULL;
268 precvframe_if2 = rtw_alloc_recvframe(pfree_recv_queue);
273 precvframe_if2->u.hdr.adapter = secondary_padapter;
274 _rtw_memcpy(&precvframe_if2->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib));
275 pattrib = &precvframe_if2->u.hdr.attrib;
277 //driver need to set skb len for skb_copy().
278 //If skb->len is zero, skb_copy() will not copy data from original skb.
279 skb_put(precvframe->u.hdr.pkt, pattrib->pkt_len);
281 pkt_copy = rtw_skb_copy( precvframe->u.hdr.pkt);
282 if (pkt_copy == NULL)
284 if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0))
286 DBG_8192C("pre_recv_entry(): rtw_skb_copy fail , drop frag frame \n");
287 rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
291 pkt_copy = rtw_skb_clone( precvframe->u.hdr.pkt);
294 DBG_8192C("pre_recv_entry(): rtw_skb_clone fail , drop frame\n");
295 rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
300 pkt_copy->dev = secondary_padapter->pnetdev;
302 precvframe_if2->u.hdr.pkt = pkt_copy;
303 precvframe_if2->u.hdr.rx_head = pkt_copy->head;
304 precvframe_if2->u.hdr.rx_data = pkt_copy->data;
305 precvframe_if2->u.hdr.rx_tail = skb_tail_pointer(pkt_copy);
306 precvframe_if2->u.hdr.rx_end = skb_end_pointer(pkt_copy);
307 precvframe_if2->u.hdr.len = pkt_copy->len;
309 //recvframe_put(precvframe_if2, pattrib->pkt_len);
311 if ( pHalData->ReceiveConfig & RCR_APPFCS)
312 recvframe_pull_tail(precvframe_if2, IEEE80211_FCS_LEN);
315 rx_query_phy_status(precvframe_if2, pphy_status);
317 if(rtw_recv_entry(precvframe_if2) != _SUCCESS)
319 RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,
320 ("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n"));
324 //if (precvframe->u.hdr.attrib.physt)
325 // rx_query_phy_status(precvframe, pphy_status);
327 //ret = rtw_recv_entry(precvframe);
335 static s32 pre_recv_entry(union recv_frame *precvframe, u8 *pphy_status)
338 #ifdef CONFIG_CONCURRENT_MODE
339 u8 *secondary_myid, *paddr1;
340 union recv_frame *precvframe_if2 = NULL;
341 _adapter *primary_padapter = precvframe->u.hdr.adapter;
342 _adapter *secondary_padapter = primary_padapter->pbuddy_adapter;
343 struct recv_priv *precvpriv = &primary_padapter->recvpriv;
344 _queue *pfree_recv_queue = &precvpriv->free_recv_queue;
345 u8 *pbuf = precvframe->u.hdr.rx_data;
347 if(!secondary_padapter)
350 paddr1 = GetAddr1Ptr(pbuf);
352 if(IS_MCAST(paddr1) == _FALSE)//unicast packets
354 secondary_myid = adapter_mac_addr(secondary_padapter);
356 if(_rtw_memcmp(paddr1, secondary_myid, ETH_ALEN))
358 //change to secondary interface
359 precvframe->u.hdr.adapter = secondary_padapter;
362 //ret = recv_entry(precvframe);
365 else // Handle BC/MC Packets
370 u8 type, subtype, *paddr2, *paddr3;
372 type = GetFrameType(pbuf);
373 subtype = GetFrameSubType(pbuf); //bit(7)~bit(2)
377 case WIFI_MGT_TYPE: //Handle BC/MC mgnt Packets
378 if(subtype == WIFI_BEACON)
380 paddr3 = GetAddr3Ptr(precvframe->u.hdr.rx_data);
382 if (check_fwstate(&secondary_padapter->mlmepriv, _FW_LINKED) &&
383 _rtw_memcmp(paddr3, get_bssid(&secondary_padapter->mlmepriv), ETH_ALEN))
385 //change to secondary interface
386 precvframe->u.hdr.adapter = secondary_padapter;
390 if(check_fwstate(&primary_padapter->mlmepriv, _FW_LINKED) &&
391 _rtw_memcmp(paddr3, get_bssid(&primary_padapter->mlmepriv), ETH_ALEN))
402 precvframe->u.hdr.adapter = primary_padapter;
405 if(check_fwstate(&primary_padapter->mlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) ||
406 check_fwstate(&secondary_padapter->mlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING))
409 precvframe->u.hdr.adapter = primary_padapter;
413 else if(subtype == WIFI_PROBEREQ)
415 //probe req frame is only for interface2
416 //change to secondary interface
417 precvframe->u.hdr.adapter = secondary_padapter;
421 case WIFI_CTRL_TYPE: // Handle BC/MC ctrl Packets
424 case WIFI_DATA_TYPE: //Handle BC/MC data Packets
425 //Notes: AP MODE never rx BC/MC data packets
427 paddr2 = GetAddr2Ptr(precvframe->u.hdr.rx_data);
429 if(_rtw_memcmp(paddr2, get_bssid(&secondary_padapter->mlmepriv), ETH_ALEN))
431 //change to secondary interface
432 precvframe->u.hdr.adapter = secondary_padapter;
446 struct rx_pkt_attrib *pattrib = NULL;
448 precvframe_if2 = rtw_alloc_recvframe(pfree_recv_queue);
451 precvframe_if2->u.hdr.adapter = secondary_padapter;
453 _rtw_init_listhead(&precvframe_if2->u.hdr.list);
454 precvframe_if2->u.hdr.precvbuf = NULL; //can't access the precvbuf for new arch.
455 precvframe_if2->u.hdr.len=0;
457 _rtw_memcpy(&precvframe_if2->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib));
459 pattrib = &precvframe_if2->u.hdr.attrib;
461 if(rtw_os_alloc_recvframe(secondary_padapter, precvframe_if2, pbuf, NULL) == _SUCCESS)
463 recvframe_put(precvframe_if2, pattrib->pkt_len);
464 //recvframe_pull(precvframe_if2, drvinfo_sz + RXDESC_SIZE);
466 if (pattrib->physt && pphy_status)
467 rx_query_phy_status(precvframe_if2, pphy_status);
469 ret = rtw_recv_entry(precvframe_if2);
473 rtw_free_recvframe(precvframe_if2, pfree_recv_queue);
474 DBG_8192C("%s()-%d: alloc_skb() failed!\n", __FUNCTION__, __LINE__);
482 //if (precvframe->u.hdr.attrib.physt)
483 // rx_query_phy_status(precvframe, pphy_status);
485 //ret = rtw_recv_entry(precvframe);
494 int recvbuf2recvframe(PADAPTER padapter, void *ptr)
500 u8 *pdata, *pphy_status;
501 union recv_frame *precvframe = NULL;
502 struct rx_pkt_attrib *pattrib = NULL;
503 PHAL_DATA_TYPE pHalData;
504 struct recv_priv *precvpriv;
505 _queue *pfree_recv_queue;
509 pHalData = GET_HAL_DATA(padapter);
510 precvpriv = &padapter->recvpriv;
511 pfree_recv_queue = &precvpriv->free_recv_queue;
513 #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
515 transfer_len = (s32)((struct recv_buf*)ptr)->transfer_len;
516 pbuf = ((struct recv_buf*)ptr)->pbuf;
517 #else // !CONFIG_USE_USB_BUFFER_ALLOC_RX
519 transfer_len = (s32)pskb->len;
521 #endif // !CONFIG_USE_USB_BUFFER_ALLOC_RX
523 #ifdef CONFIG_USB_RX_AGGREGATION
524 pkt_cnt = GET_RX_STATUS_DESC_USB_AGG_PKTNUM_8723B(pbuf);
528 precvframe = rtw_alloc_recvframe(pfree_recv_queue);
529 if (precvframe == NULL) {
530 DBG_8192C("%s: rtw_alloc_recvframe() failed! RX Drop!\n", __FUNCTION__);
531 goto _exit_recvbuf2recvframe;
534 if (transfer_len >1500)
535 _rtw_init_listhead(&precvframe->u.hdr.list);
536 precvframe->u.hdr.precvbuf = NULL; //can't access the precvbuf for new arch.
537 precvframe->u.hdr.len = 0;
539 rtl8723b_query_rx_desc_status(precvframe, pbuf);
541 pattrib = &precvframe->u.hdr.attrib;
543 if ((padapter->registrypriv.mp_mode == 0)
544 && ((pattrib->crc_err) || (pattrib->icv_err))) {
545 DBG_8192C("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n",
546 __FUNCTION__, pattrib->crc_err, pattrib->icv_err);
548 rtw_free_recvframe(precvframe, pfree_recv_queue);
549 goto _exit_recvbuf2recvframe;
552 pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len;
553 if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) {
554 DBG_8192C("%s: RX Error! pkt_len=%d pkt_offset=%d transfer_len=%d\n",
555 __FUNCTION__, pattrib->pkt_len, pkt_offset, transfer_len);
557 rtw_free_recvframe(precvframe, pfree_recv_queue);
558 goto _exit_recvbuf2recvframe;
561 pdata = pbuf + RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz;
562 if (rtw_os_alloc_recvframe(padapter, precvframe, pdata, pskb) == _FAIL) {
563 DBG_8192C("%s: RX Error! rtw_os_alloc_recvframe FAIL!\n", __FUNCTION__);
565 rtw_free_recvframe(precvframe, pfree_recv_queue);
566 goto _exit_recvbuf2recvframe;
569 recvframe_put(precvframe, pattrib->pkt_len);
571 if (pattrib->pkt_rpt_type == NORMAL_RX) {
573 pphy_status = pbuf + RXDESC_OFFSET;
577 #ifdef CONFIG_CONCURRENT_MODE
578 if (rtw_buddy_adapter_up(padapter)) {
579 if (pre_recv_entry(precvframe, pphy_status) != _SUCCESS) {
580 // Return fail except data frame
581 //DBG_8192C("%s: RX Error! (concurrent)pre_recv_entry FAIL!\n", __FUNCTION__);
584 #endif // CONFIG_CONCURRENT_MODE
587 rx_query_phy_status(precvframe, pphy_status);
589 if (rtw_recv_entry(precvframe) != _SUCCESS) {
590 // Return fail except data frame
591 //DBG_8192C("%s: RX Error! rtw_recv_entry FAIL!\n", __FUNCTION__);
595 #ifdef CONFIG_C2H_PACKET_EN
596 if (pattrib->pkt_rpt_type == C2H_PACKET) {
597 rtl8723b_c2h_packet_handler(padapter, precvframe->u.hdr.rx_data, pattrib->pkt_len);
600 DBG_8192C("%s: [WARNNING] RX type(%d) not be handled!\n",
601 __FUNCTION__, pattrib->pkt_rpt_type);
603 #endif // CONFIG_C2H_PACKET_EN
604 rtw_free_recvframe(precvframe, pfree_recv_queue);
607 #ifdef CONFIG_USB_RX_AGGREGATION
608 // jaguar 8-byte alignment
609 pkt_offset = (u16)_RND8(pkt_offset);
613 transfer_len -= pkt_offset;
615 } while (transfer_len > 0);
617 _exit_recvbuf2recvframe:
623 void rtl8723bu_xmit_tasklet(void *priv)
626 _adapter *padapter = (_adapter*)priv;
627 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
631 if (RTW_CANNOT_TX(padapter))
633 DBG_8192C("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n");
637 if(check_fwstate(&padapter->mlmepriv, _FW_UNDER_SURVEY) == _TRUE
638 #ifdef CONFIG_CONCURRENT_MODE
639 || check_buddy_fwstate(padapter, _FW_UNDER_SURVEY) == _TRUE
645 ret = rtl8723bu_xmitframe_complete(padapter, pxmitpriv, NULL);
656 void rtl8723bu_set_intf_ops(struct _io_ops *pops)
660 _rtw_memset((u8 *)pops, 0, sizeof(struct _io_ops));
662 pops->_read8 = &usb_read8;
663 pops->_read16 = &usb_read16;
664 pops->_read32 = &usb_read32;
665 pops->_read_mem = &usb_read_mem;
666 pops->_read_port = &usb_read_port;
668 pops->_write8 = &usb_write8;
669 pops->_write16 = &usb_write16;
670 pops->_write32 = &usb_write32;
671 pops->_writeN = &usb_writeN;
673 #ifdef CONFIG_USB_SUPPORT_ASYNC_VDN_REQ
674 pops->_write8_async= &usb_async_write8;
675 pops->_write16_async = &usb_async_write16;
676 pops->_write32_async = &usb_async_write32;
678 pops->_write_mem = &usb_write_mem;
679 pops->_write_port = &usb_write_port;
681 pops->_read_port_cancel = &usb_read_port_cancel;
682 pops->_write_port_cancel = &usb_write_port_cancel;
684 #ifdef CONFIG_USB_INTERRUPT_IN_PIPE
685 pops->_read_interrupt = &usb_read_interrupt;
691 void rtl8723bu_set_hw_type(_adapter *padapter)
693 padapter->HardwareType = HARDWARE_TYPE_RTL8723BU;
694 DBG_871X("CHIP TYPE: RTL8723BU\n");