]>
Commit | Line | Data |
---|---|---|
c2478d39 LF |
1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. | |
4 | * | |
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. | |
8 | * | |
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 | |
12 | * more details. | |
13 | * | |
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 | |
17 | * | |
18 | ******************************************************************************/ | |
19 | #define _USB_OPS_LINUX_C_ | |
20 | ||
21 | #include <drv_types.h> | |
ab63f1eb | 22 | #include <recv_osdep.h> |
c2478d39 LF |
23 | #include <rtw_sreset.h> |
24 | ||
ab63f1eb | 25 | static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf) |
26 | { | |
27 | struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); | |
28 | ||
29 | if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) { | |
30 | DBG_88E("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len); | |
31 | return; | |
32 | } | |
33 | ||
34 | /* HISR */ | |
35 | memcpy(&(haldata->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4); | |
36 | memcpy(&(haldata->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4); | |
37 | ||
38 | /* C2H Event */ | |
39 | if (pbuf[0] != 0) | |
40 | memcpy(&(haldata->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16); | |
41 | } | |
42 | ||
43 | static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb) | |
44 | { | |
45 | u8 *pbuf; | |
46 | u8 shift_sz = 0; | |
47 | u16 pkt_cnt; | |
48 | u32 pkt_offset, skb_len, alloc_sz; | |
49 | s32 transfer_len; | |
50 | struct recv_stat *prxstat; | |
51 | struct phy_stat *pphy_status = NULL; | |
52 | struct sk_buff *pkt_copy = NULL; | |
53 | struct recv_frame *precvframe = NULL; | |
54 | struct rx_pkt_attrib *pattrib = NULL; | |
55 | struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); | |
56 | struct recv_priv *precvpriv = &adapt->recvpriv; | |
57 | struct __queue *pfree_recv_queue = &precvpriv->free_recv_queue; | |
58 | ||
59 | transfer_len = (s32)pskb->len; | |
60 | pbuf = pskb->data; | |
61 | ||
62 | prxstat = (struct recv_stat *)pbuf; | |
63 | pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff; | |
64 | ||
65 | do { | |
66 | RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, | |
67 | ("recvbuf2recvframe: rxdesc=offsset 0:0x%08x, 4:0x%08x, 8:0x%08x, C:0x%08x\n", | |
68 | prxstat->rxdw0, prxstat->rxdw1, prxstat->rxdw2, prxstat->rxdw4)); | |
69 | ||
70 | prxstat = (struct recv_stat *)pbuf; | |
71 | ||
72 | precvframe = rtw_alloc_recvframe(pfree_recv_queue); | |
73 | if (precvframe == NULL) { | |
74 | RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvbuf2recvframe: precvframe==NULL\n")); | |
75 | DBG_88E("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __func__, __LINE__); | |
76 | goto _exit_recvbuf2recvframe; | |
77 | } | |
78 | ||
aa3f5ccb | 79 | INIT_LIST_HEAD(&precvframe->list); |
ab63f1eb | 80 | precvframe->len = 0; |
81 | ||
82 | update_recvframe_attrib_88e(precvframe, prxstat); | |
83 | ||
84 | pattrib = &precvframe->attrib; | |
85 | ||
86 | if ((pattrib->crc_err) || (pattrib->icv_err)) { | |
87 | DBG_88E("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __func__, pattrib->crc_err, pattrib->icv_err); | |
88 | ||
89 | rtw_free_recvframe(precvframe, pfree_recv_queue); | |
90 | goto _exit_recvbuf2recvframe; | |
91 | } | |
92 | ||
93 | if ((pattrib->physt) && (pattrib->pkt_rpt_type == NORMAL_RX)) | |
94 | pphy_status = (struct phy_stat *)(pbuf + RXDESC_OFFSET); | |
95 | ||
96 | pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len; | |
97 | ||
98 | if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) { | |
99 | RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("recvbuf2recvframe: pkt_len<=0\n")); | |
100 | DBG_88E("%s()-%d: RX Warning!,pkt_len<=0 or pkt_offset> transfoer_len\n", __func__, __LINE__); | |
101 | rtw_free_recvframe(precvframe, pfree_recv_queue); | |
102 | goto _exit_recvbuf2recvframe; | |
103 | } | |
104 | ||
105 | /* Modified by Albert 20101213 */ | |
106 | /* For 8 bytes IP header alignment. */ | |
107 | if (pattrib->qos) /* Qos data, wireless lan header length is 26 */ | |
108 | shift_sz = 6; | |
109 | else | |
110 | shift_sz = 0; | |
111 | ||
112 | skb_len = pattrib->pkt_len; | |
113 | ||
114 | /* for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet. */ | |
115 | /* modify alloc_sz for recvive crc error packet by thomas 2011-06-02 */ | |
116 | if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) { | |
117 | if (skb_len <= 1650) | |
118 | alloc_sz = 1664; | |
119 | else | |
120 | alloc_sz = skb_len + 14; | |
121 | } else { | |
122 | alloc_sz = skb_len; | |
123 | /* 6 is for IP header 8 bytes alignment in QoS packet case. */ | |
124 | /* 8 is for skb->data 4 bytes alignment. */ | |
125 | alloc_sz += 14; | |
126 | } | |
127 | ||
128 | pkt_copy = netdev_alloc_skb(adapt->pnetdev, alloc_sz); | |
129 | if (pkt_copy) { | |
130 | pkt_copy->dev = adapt->pnetdev; | |
131 | precvframe->pkt = pkt_copy; | |
132 | precvframe->rx_head = pkt_copy->data; | |
133 | precvframe->rx_end = pkt_copy->data + alloc_sz; | |
134 | skb_reserve(pkt_copy, 8 - ((size_t)(pkt_copy->data) & 7));/* force pkt_copy->data at 8-byte alignment address */ | |
135 | skb_reserve(pkt_copy, shift_sz);/* force ip_hdr at 8-byte alignment address according to shift_sz. */ | |
136 | memcpy(pkt_copy->data, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len); | |
137 | precvframe->rx_tail = pkt_copy->data; | |
138 | precvframe->rx_data = pkt_copy->data; | |
139 | } else { | |
140 | if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) { | |
141 | DBG_88E("recvbuf2recvframe: alloc_skb fail , drop frag frame\n"); | |
142 | rtw_free_recvframe(precvframe, pfree_recv_queue); | |
143 | goto _exit_recvbuf2recvframe; | |
144 | } | |
145 | precvframe->pkt = skb_clone(pskb, GFP_ATOMIC); | |
146 | if (precvframe->pkt) { | |
147 | precvframe->rx_tail = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE; | |
148 | precvframe->rx_head = precvframe->rx_tail; | |
149 | precvframe->rx_data = precvframe->rx_tail; | |
150 | precvframe->rx_end = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE + alloc_sz; | |
151 | } else { | |
152 | DBG_88E("recvbuf2recvframe: skb_clone fail\n"); | |
153 | rtw_free_recvframe(precvframe, pfree_recv_queue); | |
154 | goto _exit_recvbuf2recvframe; | |
155 | } | |
156 | } | |
157 | ||
158 | recvframe_put(precvframe, skb_len); | |
159 | ||
160 | switch (haldata->UsbRxAggMode) { | |
161 | case USB_RX_AGG_DMA: | |
162 | case USB_RX_AGG_MIX: | |
7be921a2 | 163 | pkt_offset = (u16)round_up(pkt_offset, 128); |
ab63f1eb | 164 | break; |
165 | case USB_RX_AGG_USB: | |
7be921a2 | 166 | pkt_offset = (u16)round_up(pkt_offset, 4); |
ab63f1eb | 167 | break; |
168 | case USB_RX_AGG_DISABLE: | |
169 | default: | |
170 | break; | |
171 | } | |
172 | if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */ | |
173 | if (pattrib->physt) | |
174 | update_recvframe_phyinfo_88e(precvframe, (struct phy_stat *)pphy_status); | |
175 | if (rtw_recv_entry(precvframe) != _SUCCESS) { | |
176 | RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, | |
177 | ("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n")); | |
178 | } | |
179 | } else { | |
180 | /* enqueue recvframe to txrtp queue */ | |
181 | if (pattrib->pkt_rpt_type == TX_REPORT1) { | |
182 | /* CCX-TXRPT ack for xmit mgmt frames. */ | |
183 | handle_txrpt_ccx_88e(adapt, precvframe->rx_data); | |
184 | } else if (pattrib->pkt_rpt_type == TX_REPORT2) { | |
185 | ODM_RA_TxRPT2Handle_8188E( | |
186 | &haldata->odmpriv, | |
187 | precvframe->rx_data, | |
188 | pattrib->pkt_len, | |
189 | pattrib->MacIDValidEntry[0], | |
190 | pattrib->MacIDValidEntry[1] | |
191 | ); | |
192 | } else if (pattrib->pkt_rpt_type == HIS_REPORT) { | |
193 | interrupt_handler_8188eu(adapt, pattrib->pkt_len, precvframe->rx_data); | |
194 | } | |
195 | rtw_free_recvframe(precvframe, pfree_recv_queue); | |
196 | } | |
197 | pkt_cnt--; | |
198 | transfer_len -= pkt_offset; | |
199 | pbuf += pkt_offset; | |
200 | precvframe = NULL; | |
201 | pkt_copy = NULL; | |
202 | ||
203 | if (transfer_len > 0 && pkt_cnt == 0) | |
204 | pkt_cnt = (le32_to_cpu(prxstat->rxdw2)>>16) & 0xff; | |
205 | ||
206 | } while ((transfer_len > 0) && (pkt_cnt > 0)); | |
207 | ||
208 | _exit_recvbuf2recvframe: | |
209 | ||
210 | return _SUCCESS; | |
211 | } | |
212 | ||
c2478d39 LF |
213 | unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr) |
214 | { | |
215 | unsigned int pipe = 0, ep_num = 0; | |
216 | struct usb_device *pusbd = pdvobj->pusbdev; | |
217 | ||
218 | if (addr == RECV_BULK_IN_ADDR) { | |
219 | pipe = usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[0]); | |
220 | } else if (addr == RECV_INT_IN_ADDR) { | |
221 | pipe = usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[1]); | |
222 | } else if (addr < HW_QUEUE_ENTRY) { | |
223 | ep_num = pdvobj->Queue2Pipe[addr]; | |
224 | pipe = usb_sndbulkpipe(pusbd, ep_num); | |
225 | } | |
226 | ||
227 | return pipe; | |
228 | } | |
229 | ||
ab63f1eb | 230 | static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype) |
231 | { | |
232 | struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt); | |
233 | struct usb_device *udev = dvobjpriv->pusbdev; | |
234 | unsigned int pipe; | |
235 | int status = 0; | |
236 | u8 reqtype; | |
237 | u8 *pIo_buf; | |
238 | int vendorreq_times = 0; | |
239 | ||
240 | if ((adapt->bSurpriseRemoved) || (adapt->pwrctrlpriv.pnp_bstop_trx)) { | |
241 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usbctrl_vendorreq:(adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); | |
242 | status = -EPERM; | |
243 | goto exit; | |
244 | } | |
245 | ||
246 | if (len > MAX_VENDOR_REQ_CMD_SIZE) { | |
247 | DBG_88E("[%s] Buffer len error ,vendor request failed\n", __func__); | |
248 | status = -EINVAL; | |
249 | goto exit; | |
250 | } | |
251 | ||
252 | _enter_critical_mutex(&dvobjpriv->usb_vendor_req_mutex, NULL); | |
253 | ||
254 | /* Acquire IO memory for vendorreq */ | |
255 | pIo_buf = dvobjpriv->usb_vendor_req_buf; | |
256 | ||
257 | if (pIo_buf == NULL) { | |
258 | DBG_88E("[%s] pIo_buf == NULL\n", __func__); | |
259 | status = -ENOMEM; | |
260 | goto release_mutex; | |
261 | } | |
262 | ||
263 | while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) { | |
1ce39848 | 264 | memset(pIo_buf, 0, len); |
ab63f1eb | 265 | |
266 | if (requesttype == 0x01) { | |
267 | pipe = usb_rcvctrlpipe(udev, 0);/* read_in */ | |
268 | reqtype = REALTEK_USB_VENQT_READ; | |
269 | } else { | |
270 | pipe = usb_sndctrlpipe(udev, 0);/* write_out */ | |
271 | reqtype = REALTEK_USB_VENQT_WRITE; | |
272 | memcpy(pIo_buf, pdata, len); | |
273 | } | |
274 | ||
8ccd2d54 | 275 | status = usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT); |
ab63f1eb | 276 | |
277 | if (status == len) { /* Success this control transfer. */ | |
ab63f1eb | 278 | if (requesttype == 0x01) |
279 | memcpy(pdata, pIo_buf, len); | |
280 | } else { /* error cases */ | |
281 | DBG_88E("reg 0x%x, usb %s %u fail, status:%d value=0x%x, vendorreq_times:%d\n", | |
282 | value, (requesttype == 0x01) ? "read" : "write", | |
283 | len, status, *(u32 *)pdata, vendorreq_times); | |
284 | ||
285 | if (status < 0) { | |
286 | if (status == (-ESHUTDOWN) || status == -ENODEV) { | |
287 | adapt->bSurpriseRemoved = true; | |
288 | } else { | |
289 | struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); | |
290 | haldata->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL; | |
291 | } | |
292 | } else { /* status != len && status >= 0 */ | |
293 | if (status > 0) { | |
294 | if (requesttype == 0x01) { | |
295 | /* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */ | |
296 | memcpy(pdata, pIo_buf, len); | |
297 | } | |
298 | } | |
299 | } | |
300 | ||
ab63f1eb | 301 | } |
302 | ||
303 | /* firmware download is checksumed, don't retry */ | |
304 | if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len) | |
305 | break; | |
306 | } | |
307 | release_mutex: | |
308 | mutex_unlock(&dvobjpriv->usb_vendor_req_mutex); | |
309 | exit: | |
310 | return status; | |
311 | } | |
312 | ||
313 | u8 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;/* read_in */ | |
325 | index = 0;/* n/a */ | |
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 | ||
337 | u16 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;/* read_in */ | |
348 | index = 0;/* n/a */ | |
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 | ||
356 | u32 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;/* read_in */ | |
368 | index = 0;/* n/a */ | |
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 | ||
379 | static 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) { /* 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__); | |
408 | } else { | |
ab63f1eb | 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 | ||
ab63f1eb | 426 | switch (purb->status) { |
427 | case -EINVAL: | |
428 | case -EPIPE: | |
429 | case -ENODEV: | |
430 | case -ESHUTDOWN: | |
9463f27a | 431 | adapt->bSurpriseRemoved = true; |
ab63f1eb | 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 | { | |
439 | struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); | |
440 | haldata->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL; | |
441 | } | |
442 | precvbuf->reuse = true; | |
443 | usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); | |
444 | break; | |
445 | case -EINPROGRESS: | |
446 | DBG_88E("ERROR: URB IS IN PROGRESS!\n"); | |
447 | break; | |
448 | default: | |
449 | break; | |
450 | } | |
451 | } | |
452 | } | |
453 | ||
454 | u32 usb_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *rmem) | |
455 | { | |
456 | struct urb *purb = NULL; | |
457 | struct recv_buf *precvbuf = (struct recv_buf *)rmem; | |
458 | struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter); | |
459 | struct recv_priv *precvpriv = &adapter->recvpriv; | |
460 | struct usb_device *pusbd = pdvobj->pusbdev; | |
461 | int err; | |
462 | unsigned int pipe; | |
463 | size_t tmpaddr = 0; | |
464 | size_t alignment = 0; | |
465 | u32 ret = _SUCCESS; | |
466 | ||
467 | ||
468 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved || | |
469 | adapter->pwrctrlpriv.pnp_bstop_trx) { | |
470 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, | |
471 | ("usb_read_port:(adapt->bDriverStopped ||adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); | |
472 | return _FAIL; | |
473 | } | |
474 | ||
475 | if (!precvbuf) { | |
476 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, | |
477 | ("usb_read_port:precvbuf==NULL\n")); | |
478 | return _FAIL; | |
479 | } | |
480 | ||
481 | if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { | |
482 | precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue); | |
483 | if (NULL != precvbuf->pskb) | |
484 | precvbuf->reuse = true; | |
485 | } | |
486 | ||
487 | /* re-assign for linux based on skb */ | |
488 | if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { | |
489 | precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ); | |
490 | if (precvbuf->pskb == NULL) { | |
491 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n")); | |
492 | DBG_88E("#### usb_read_port() alloc_skb fail!#####\n"); | |
493 | return _FAIL; | |
494 | } | |
495 | ||
496 | tmpaddr = (size_t)precvbuf->pskb->data; | |
497 | alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1); | |
498 | skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment)); | |
499 | } else { /* reuse skb */ | |
500 | precvbuf->reuse = false; | |
501 | } | |
502 | ||
503 | precvpriv->rx_pending_cnt++; | |
504 | ||
505 | purb = precvbuf->purb; | |
506 | ||
507 | /* translate DMA FIFO addr to pipehandle */ | |
508 | pipe = ffaddr2pipehdl(pdvobj, addr); | |
509 | ||
510 | usb_fill_bulk_urb(purb, pusbd, pipe, | |
511 | precvbuf->pskb->data, | |
512 | MAX_RECVBUF_SZ, | |
513 | usb_read_port_complete, | |
514 | precvbuf);/* context is precvbuf */ | |
515 | ||
516 | err = usb_submit_urb(purb, GFP_ATOMIC); | |
517 | if ((err) && (err != (-EPERM))) { | |
518 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, | |
519 | ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", | |
520 | err, purb->status)); | |
521 | DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n", | |
522 | err, purb->status); | |
523 | ret = _FAIL; | |
524 | } | |
525 | ||
526 | return ret; | |
527 | } | |
528 | ||
3f5d24dc | 529 | void usb_read_port_cancel(struct adapter *padapter) |
c2478d39 LF |
530 | { |
531 | int i; | |
532 | struct recv_buf *precvbuf; | |
131c359e | 533 | |
c2478d39 LF |
534 | precvbuf = (struct recv_buf *)padapter->recvpriv.precv_buf; |
535 | ||
536 | DBG_88E("%s\n", __func__); | |
537 | ||
538 | padapter->bReadPortCancel = true; | |
539 | ||
540 | for (i = 0; i < NR_RECVBUFF; i++) { | |
541 | precvbuf->reuse = true; | |
542 | if (precvbuf->purb) | |
543 | usb_kill_urb(precvbuf->purb); | |
544 | precvbuf++; | |
545 | } | |
546 | } | |
547 | ||
ab63f1eb | 548 | int usb_write8(struct adapter *adapter, u32 addr, u8 val) |
549 | { | |
550 | u8 request; | |
551 | u8 requesttype; | |
552 | u16 wvalue; | |
553 | u16 index; | |
554 | u16 len; | |
555 | u8 data; | |
ab63f1eb | 556 | |
557 | request = 0x05; | |
558 | requesttype = 0x00;/* write_out */ | |
559 | index = 0;/* n/a */ | |
560 | wvalue = (u16)(addr&0x0000ffff); | |
561 | len = 1; | |
562 | data = val; | |
25034ff8 NSN |
563 | return usbctrl_vendorreq(adapter, request, wvalue, |
564 | index, &data, len, requesttype); | |
ab63f1eb | 565 | } |
566 | ||
567 | int usb_write16(struct adapter *adapter, u32 addr, u16 val) | |
568 | { | |
569 | u8 request; | |
570 | u8 requesttype; | |
571 | u16 wvalue; | |
572 | u16 index; | |
573 | u16 len; | |
574 | __le32 data; | |
ab63f1eb | 575 | |
576 | ||
577 | request = 0x05; | |
578 | requesttype = 0x00;/* write_out */ | |
579 | index = 0;/* n/a */ | |
580 | ||
581 | wvalue = (u16)(addr&0x0000ffff); | |
582 | len = 2; | |
583 | ||
584 | data = cpu_to_le32(val & 0x0000ffff); | |
585 | ||
25034ff8 NSN |
586 | return usbctrl_vendorreq(adapter, request, wvalue, |
587 | index, &data, len, requesttype); | |
ab63f1eb | 588 | |
589 | ||
ab63f1eb | 590 | } |
591 | ||
592 | int usb_write32(struct adapter *adapter, u32 addr, u32 val) | |
593 | { | |
594 | u8 request; | |
595 | u8 requesttype; | |
596 | u16 wvalue; | |
597 | u16 index; | |
598 | u16 len; | |
599 | __le32 data; | |
ab63f1eb | 600 | |
601 | ||
602 | request = 0x05; | |
603 | requesttype = 0x00;/* write_out */ | |
604 | index = 0;/* n/a */ | |
605 | ||
606 | wvalue = (u16)(addr&0x0000ffff); | |
607 | len = 4; | |
608 | data = cpu_to_le32(val); | |
609 | ||
25034ff8 NSN |
610 | return usbctrl_vendorreq(adapter, request, wvalue, |
611 | index, &data, len, requesttype); | |
ab63f1eb | 612 | |
613 | ||
ab63f1eb | 614 | } |
615 | ||
c2478d39 LF |
616 | static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs) |
617 | { | |
618 | struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context; | |
619 | struct adapter *padapter = pxmitbuf->padapter; | |
620 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
c2478d39 LF |
621 | |
622 | switch (pxmitbuf->flags) { | |
623 | case VO_QUEUE_INX: | |
624 | pxmitpriv->voq_cnt--; | |
625 | break; | |
626 | case VI_QUEUE_INX: | |
627 | pxmitpriv->viq_cnt--; | |
628 | break; | |
629 | case BE_QUEUE_INX: | |
630 | pxmitpriv->beq_cnt--; | |
631 | break; | |
632 | case BK_QUEUE_INX: | |
633 | pxmitpriv->bkq_cnt--; | |
634 | break; | |
635 | case HIGH_QUEUE_INX: | |
636 | #ifdef CONFIG_88EU_AP_MODE | |
637 | rtw_chk_hi_queue_cmd(padapter); | |
638 | #endif | |
639 | break; | |
640 | default: | |
641 | break; | |
642 | } | |
643 | ||
644 | if (padapter->bSurpriseRemoved || padapter->bDriverStopped || | |
645 | padapter->bWritePortCancel) { | |
646 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, | |
647 | ("usb_write_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)", | |
648 | padapter->bDriverStopped, padapter->bSurpriseRemoved)); | |
649 | DBG_88E("%s(): TX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bWritePortCancel(%d) pxmitbuf->ext_tag(%x)\n", | |
650 | __func__, padapter->bDriverStopped, | |
651 | padapter->bSurpriseRemoved, padapter->bReadPortCancel, | |
652 | pxmitbuf->ext_tag); | |
653 | ||
654 | goto check_completion; | |
655 | } | |
656 | ||
657 | if (purb->status) { | |
658 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete : purb->status(%d) != 0\n", purb->status)); | |
659 | DBG_88E("###=> urb_write_port_complete status(%d)\n", purb->status); | |
660 | if ((purb->status == -EPIPE) || (purb->status == -EPROTO)) { | |
661 | sreset_set_wifi_error_status(padapter, USB_WRITE_PORT_FAIL); | |
662 | } else if (purb->status == -EINPROGRESS) { | |
663 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete: EINPROGESS\n")); | |
664 | goto check_completion; | |
665 | } else if (purb->status == -ENOENT) { | |
666 | DBG_88E("%s: -ENOENT\n", __func__); | |
667 | goto check_completion; | |
668 | } else if (purb->status == -ECONNRESET) { | |
669 | DBG_88E("%s: -ECONNRESET\n", __func__); | |
670 | goto check_completion; | |
671 | } else if (purb->status == -ESHUTDOWN) { | |
672 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete: ESHUTDOWN\n")); | |
673 | padapter->bDriverStopped = true; | |
674 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete:bDriverStopped = true\n")); | |
675 | goto check_completion; | |
676 | } else { | |
677 | padapter->bSurpriseRemoved = true; | |
678 | DBG_88E("bSurpriseRemoved = true\n"); | |
679 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port_complete:bSurpriseRemoved = true\n")); | |
680 | ||
681 | goto check_completion; | |
682 | } | |
683 | } | |
684 | ||
c2478d39 LF |
685 | check_completion: |
686 | rtw_sctx_done_err(&pxmitbuf->sctx, | |
687 | purb->status ? RTW_SCTX_DONE_WRITE_PORT_ERR : | |
688 | RTW_SCTX_DONE_SUCCESS); | |
689 | ||
690 | rtw_free_xmitbuf(pxmitpriv, pxmitbuf); | |
691 | ||
692 | tasklet_hi_schedule(&pxmitpriv->xmit_tasklet); | |
c2478d39 LF |
693 | } |
694 | ||
3f5d24dc | 695 | u32 usb_write_port(struct adapter *padapter, u32 addr, u32 cnt, u8 *wmem) |
c2478d39 LF |
696 | { |
697 | unsigned long irqL; | |
698 | unsigned int pipe; | |
699 | int status; | |
700 | u32 ret = _FAIL; | |
701 | struct urb *purb = NULL; | |
c2478d39 LF |
702 | struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); |
703 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; | |
704 | struct xmit_buf *pxmitbuf = (struct xmit_buf *)wmem; | |
705 | struct xmit_frame *pxmitframe = (struct xmit_frame *)pxmitbuf->priv_data; | |
706 | struct usb_device *pusbd = pdvobj->pusbdev; | |
707 | ||
c2478d39 LF |
708 | |
709 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("+usb_write_port\n")); | |
710 | ||
711 | if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) || | |
712 | (padapter->pwrctrlpriv.pnp_bstop_trx)) { | |
713 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, | |
714 | ("usb_write_port:( padapter->bDriverStopped ||padapter->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); | |
715 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_TX_DENY); | |
716 | goto exit; | |
717 | } | |
718 | ||
f937886b | 719 | spin_lock_irqsave(&pxmitpriv->lock, irqL); |
c2478d39 LF |
720 | |
721 | switch (addr) { | |
722 | case VO_QUEUE_INX: | |
723 | pxmitpriv->voq_cnt++; | |
724 | pxmitbuf->flags = VO_QUEUE_INX; | |
725 | break; | |
726 | case VI_QUEUE_INX: | |
727 | pxmitpriv->viq_cnt++; | |
728 | pxmitbuf->flags = VI_QUEUE_INX; | |
729 | break; | |
730 | case BE_QUEUE_INX: | |
731 | pxmitpriv->beq_cnt++; | |
732 | pxmitbuf->flags = BE_QUEUE_INX; | |
733 | break; | |
734 | case BK_QUEUE_INX: | |
735 | pxmitpriv->bkq_cnt++; | |
736 | pxmitbuf->flags = BK_QUEUE_INX; | |
737 | break; | |
738 | case HIGH_QUEUE_INX: | |
739 | pxmitbuf->flags = HIGH_QUEUE_INX; | |
740 | break; | |
741 | default: | |
742 | pxmitbuf->flags = MGT_QUEUE_INX; | |
743 | break; | |
744 | } | |
745 | ||
597794f5 | 746 | spin_unlock_irqrestore(&pxmitpriv->lock, irqL); |
c2478d39 LF |
747 | |
748 | purb = pxmitbuf->pxmit_urb[0]; | |
749 | ||
750 | /* translate DMA FIFO addr to pipehandle */ | |
751 | pipe = ffaddr2pipehdl(pdvobj, addr); | |
752 | ||
753 | usb_fill_bulk_urb(purb, pusbd, pipe, | |
754 | pxmitframe->buf_addr, /* pxmitbuf->pbuf */ | |
755 | cnt, | |
756 | usb_write_port_complete, | |
757 | pxmitbuf);/* context is pxmitbuf */ | |
758 | ||
759 | status = usb_submit_urb(purb, GFP_ATOMIC); | |
5ceabcb2 | 760 | if (status) { |
c2478d39 LF |
761 | rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR); |
762 | DBG_88E("usb_write_port, status =%d\n", status); | |
763 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_write_port(): usb_submit_urb, status =%x\n", status)); | |
764 | ||
765 | switch (status) { | |
766 | case -ENODEV: | |
767 | padapter->bDriverStopped = true; | |
768 | break; | |
769 | default: | |
770 | break; | |
771 | } | |
772 | goto exit; | |
773 | } | |
774 | ||
775 | ret = _SUCCESS; | |
776 | ||
777 | /* We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically. */ | |
778 | ||
779 | RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("-usb_write_port\n")); | |
780 | ||
781 | exit: | |
782 | if (ret != _SUCCESS) | |
783 | rtw_free_xmitbuf(pxmitpriv, pxmitbuf); | |
c2478d39 LF |
784 | return ret; |
785 | } | |
786 | ||
3f5d24dc | 787 | void usb_write_port_cancel(struct adapter *padapter) |
c2478d39 LF |
788 | { |
789 | int i, j; | |
c2478d39 LF |
790 | struct xmit_buf *pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmitbuf; |
791 | ||
792 | DBG_88E("%s\n", __func__); | |
793 | ||
794 | padapter->bWritePortCancel = true; | |
795 | ||
796 | for (i = 0; i < NR_XMITBUFF; i++) { | |
797 | for (j = 0; j < 8; j++) { | |
798 | if (pxmitbuf->pxmit_urb[j]) | |
799 | usb_kill_urb(pxmitbuf->pxmit_urb[j]); | |
800 | } | |
801 | pxmitbuf++; | |
802 | } | |
803 | ||
804 | pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmit_extbuf; | |
805 | for (i = 0; i < NR_XMIT_EXTBUFF; i++) { | |
806 | for (j = 0; j < 8; j++) { | |
807 | if (pxmitbuf->pxmit_urb[j]) | |
808 | usb_kill_urb(pxmitbuf->pxmit_urb[j]); | |
809 | } | |
810 | pxmitbuf++; | |
811 | } | |
812 | } | |
ab63f1eb | 813 | |
814 | void rtl8188eu_recv_tasklet(void *priv) | |
815 | { | |
816 | struct sk_buff *pskb; | |
037a449a | 817 | struct adapter *adapt = priv; |
ab63f1eb | 818 | struct recv_priv *precvpriv = &adapt->recvpriv; |
819 | ||
820 | while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) { | |
821 | if ((adapt->bDriverStopped) || (adapt->bSurpriseRemoved)) { | |
822 | DBG_88E("recv_tasklet => bDriverStopped or bSurpriseRemoved\n"); | |
823 | dev_kfree_skb_any(pskb); | |
824 | break; | |
825 | } | |
826 | recvbuf2recvframe(adapt, pskb); | |
827 | skb_reset_tail_pointer(pskb); | |
828 | pskb->len = 0; | |
829 | skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb); | |
830 | } | |
831 | } | |
832 | ||
833 | void rtl8188eu_xmit_tasklet(void *priv) | |
834 | { | |
835 | int ret = false; | |
037a449a | 836 | struct adapter *adapt = priv; |
ab63f1eb | 837 | struct xmit_priv *pxmitpriv = &adapt->xmitpriv; |
838 | ||
839 | if (check_fwstate(&adapt->mlmepriv, _FW_UNDER_SURVEY)) | |
840 | return; | |
841 | ||
842 | while (1) { | |
843 | if ((adapt->bDriverStopped) || | |
844 | (adapt->bSurpriseRemoved) || | |
845 | (adapt->bWritePortCancel)) { | |
846 | DBG_88E("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n"); | |
847 | break; | |
848 | } | |
849 | ||
850 | ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv, NULL); | |
851 | ||
852 | if (!ret) | |
853 | break; | |
854 | } | |
855 | } |