2 * Copyright (c) 2007-2008 Atheros Communications Inc.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 /* Module Name : wwrap.c */
18 /* This module contains wrapper functions. */
21 /* Platform dependent. */
24 /* Please include your header files here */
28 #include <linux/netlink.h>
29 #include <net/iw_handler.h>
31 extern void zfiRecv80211(zdev_t* dev, zbuf_t* buf, struct zsAdditionInfo* addInfo);
32 extern void zfCoreRecv(zdev_t* dev, zbuf_t* buf, struct zsAdditionInfo* addInfo);
33 extern void zfIdlChkRsp(zdev_t* dev, u32_t* rsp, u16_t rspLen);
34 extern void zfIdlRsp(zdev_t* dev, u32_t *rsp, u16_t rspLen);
38 //extern struct zsWdsStruct wds[ZM_WDS_PORT_NUMBER];
39 extern struct zsVapStruct vap[ZM_VAP_PORT_NUMBER];
41 u32_t zfLnxUsbSubmitTxData(zdev_t* dev);
42 u32_t zfLnxUsbIn(zdev_t* dev, urb_t *urb, zbuf_t *buf);
43 u32_t zfLnxSubmitRegInUrb(zdev_t *dev);
44 u32_t zfLnxUsbSubmitBulkUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction,
45 void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context);
46 u32_t zfLnxUsbSubmitIntUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction,
47 void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context,
50 u16_t zfLnxGetFreeTxUrb(zdev_t *dev)
52 struct usbdrv_private *macp = dev->ml_priv;
54 unsigned long irqFlag;
56 spin_lock_irqsave(&macp->cs_lock, irqFlag);
58 //idx = ((macp->TxUrbTail + 1) & (ZM_MAX_TX_URB_NUM - 1));
60 //if (idx != macp->TxUrbHead)
61 if (macp->TxUrbCnt != 0)
63 idx = macp->TxUrbTail;
64 macp->TxUrbTail = ((macp->TxUrbTail + 1) & (ZM_MAX_TX_URB_NUM - 1));
69 //printk(KERN_ERR "macp->TxUrbCnt: %d\n", macp->TxUrbCnt);
73 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
77 void zfLnxPutTxUrb(zdev_t *dev)
79 struct usbdrv_private *macp = dev->ml_priv;
81 unsigned long irqFlag;
83 spin_lock_irqsave(&macp->cs_lock, irqFlag);
85 idx = ((macp->TxUrbHead + 1) & (ZM_MAX_TX_URB_NUM - 1));
87 //if (idx != macp->TxUrbTail)
88 if (macp->TxUrbCnt < ZM_MAX_TX_URB_NUM)
90 macp->TxUrbHead = idx;
95 printk("UsbTxUrbQ inconsistent: TxUrbHead: %d, TxUrbTail: %d\n",
96 macp->TxUrbHead, macp->TxUrbTail);
99 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
102 u16_t zfLnxCheckTxBufferCnt(zdev_t *dev)
104 struct usbdrv_private *macp = dev->ml_priv;
106 unsigned long irqFlag;
108 spin_lock_irqsave(&macp->cs_lock, irqFlag);
110 TxBufCnt = macp->TxBufCnt;
112 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
116 UsbTxQ_t *zfLnxGetUsbTxBuffer(zdev_t *dev)
118 struct usbdrv_private *macp = dev->ml_priv;
121 unsigned long irqFlag;
123 spin_lock_irqsave(&macp->cs_lock, irqFlag);
125 idx = ((macp->TxBufHead+1) & (ZM_MAX_TX_BUF_NUM - 1));
127 //if (idx != macp->TxBufTail)
128 if (macp->TxBufCnt > 0)
130 //printk("CWY - zfwGetUsbTxBuffer ,macp->TxBufCnt = %d\n", macp->TxBufCnt);
131 TxQ = (UsbTxQ_t *)&(macp->UsbTxBufQ[macp->TxBufHead]);
132 macp->TxBufHead = ((macp->TxBufHead+1) & (ZM_MAX_TX_BUF_NUM - 1));
137 if (macp->TxBufHead != macp->TxBufTail)
139 printk(KERN_ERR "zfwGetUsbTxBuf UsbTxBufQ inconsistent: TxBufHead: %d, TxBufTail: %d\n",
140 macp->TxBufHead, macp->TxBufTail);
143 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
147 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
151 u16_t zfLnxPutUsbTxBuffer(zdev_t *dev, u8_t *hdr, u16_t hdrlen,
152 u8_t *snap, u16_t snapLen, u8_t *tail, u16_t tailLen,
153 zbuf_t *buf, u16_t offset)
155 struct usbdrv_private *macp = dev->ml_priv;
158 unsigned long irqFlag;
160 spin_lock_irqsave(&macp->cs_lock, irqFlag);
162 idx = ((macp->TxBufTail+1) & (ZM_MAX_TX_BUF_NUM - 1));
165 //zm_assert(macp->TxBufCnt >= 0); // deleted because of always true
167 //if (idx != macp->TxBufHead)
168 if (macp->TxBufCnt < ZM_MAX_TX_BUF_NUM)
170 //printk("CWY - zfwPutUsbTxBuffer ,macp->TxBufCnt = %d\n", macp->TxBufCnt);
171 TxQ = (UsbTxQ_t *)&(macp->UsbTxBufQ[macp->TxBufTail]);
172 memcpy(TxQ->hdr, hdr, hdrlen);
173 TxQ->hdrlen = hdrlen;
174 memcpy(TxQ->snap, snap, snapLen);
175 TxQ->snapLen = snapLen;
176 memcpy(TxQ->tail, tail, tailLen);
177 TxQ->tailLen = tailLen;
179 TxQ->offset = offset;
181 macp->TxBufTail = ((macp->TxBufTail+1) & (ZM_MAX_TX_BUF_NUM - 1));
186 printk(KERN_ERR "zfLnxPutUsbTxBuffer UsbTxBufQ inconsistent: TxBufHead: %d, TxBufTail: %d, TxBufCnt: %d\n",
187 macp->TxBufHead, macp->TxBufTail, macp->TxBufCnt);
188 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
192 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
196 zbuf_t *zfLnxGetUsbRxBuffer(zdev_t *dev)
198 struct usbdrv_private *macp = dev->ml_priv;
201 unsigned long irqFlag;
203 spin_lock_irqsave(&macp->cs_lock, irqFlag);
205 //idx = ((macp->RxBufHead+1) & (ZM_MAX_RX_URB_NUM - 1));
207 //if (idx != macp->RxBufTail)
208 if (macp->RxBufCnt != 0)
210 buf = macp->UsbRxBufQ[macp->RxBufHead];
211 macp->RxBufHead = ((macp->RxBufHead+1) & (ZM_MAX_RX_URB_NUM - 1));
216 printk("RxBufQ inconsistent: RxBufHead: %d, RxBufTail: %d\n",
217 macp->RxBufHead, macp->RxBufTail);
218 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
222 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
226 u32_t zfLnxPutUsbRxBuffer(zdev_t *dev, zbuf_t *buf)
228 struct usbdrv_private *macp = dev->ml_priv;
230 unsigned long irqFlag;
232 spin_lock_irqsave(&macp->cs_lock, irqFlag);
234 idx = ((macp->RxBufTail+1) & (ZM_MAX_RX_URB_NUM - 1));
236 //if (idx != macp->RxBufHead)
237 if (macp->RxBufCnt != ZM_MAX_RX_URB_NUM)
239 macp->UsbRxBufQ[macp->RxBufTail] = buf;
240 macp->RxBufTail = idx;
245 printk("RxBufQ inconsistent: RxBufHead: %d, RxBufTail: %d\n",
246 macp->RxBufHead, macp->RxBufTail);
247 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
251 spin_unlock_irqrestore(&macp->cs_lock, irqFlag);
255 void zfLnxUsbDataOut_callback(urb_t *urb)
257 zdev_t* dev = urb->context;
260 /* Give the urb back */
263 /* Check whether there is any pending buffer needed */
265 if (zfLnxCheckTxBufferCnt(dev) != 0)
267 //TxData = zfwGetUsbTxBuffer(dev);
269 //if (TxData == NULL)
271 // printk("Get a NULL buffer from zfwGetUsbTxBuffer\n");
276 zfLnxUsbSubmitTxData(dev);
281 void zfLnxUsbDataIn_callback(urb_t *urb)
283 zdev_t* dev = urb->context;
284 struct usbdrv_private *macp = dev->ml_priv;
289 #if ZM_USB_STREAM_MODE == 1
290 static int remain_len = 0, check_pad = 0, check_len = 0;
296 zbuf_t *rxBufPool[8];
297 u16_t rxBufPoolIndex = 0;
300 /* Check status for URB */
301 if (urb->status != 0){
302 printk("zfLnxUsbDataIn_callback() : status=0x%x\n", urb->status);
303 if ((urb->status != -ENOENT) && (urb->status != -ECONNRESET)
304 && (urb->status != -ESHUTDOWN))
306 if (urb->status == -EPIPE){
307 //printk(KERN_ERR "nonzero read bulk status received: -EPIPE");
311 if (urb->status == -EPROTO){
312 //printk(KERN_ERR "nonzero read bulk status received: -EPROTO");
317 //printk(KERN_ERR "urb->status: 0x%08x\n", urb->status);
319 /* Dequeue skb buffer */
320 buf = zfLnxGetUsbRxBuffer(dev);
321 dev_kfree_skb_any(buf);
323 /* Enqueue skb buffer */
324 zfLnxPutUsbRxBuffer(dev, buf);
326 /* Submit a Rx urb */
327 zfLnxUsbIn(dev, urb, buf);
332 if (urb->actual_length == 0)
334 printk(KERN_ERR "Get an URB whose length is zero");
338 /* Dequeue skb buffer */
339 buf = zfLnxGetUsbRxBuffer(dev);
341 //zfwBufSetSize(dev, buf, urb->actual_length);
342 #ifdef NET_SKBUFF_DATA_USES_OFFSET
346 buf->tail = buf->data;
350 BUG_ON((buf->tail + urb->actual_length) > buf->end);
352 skb_put(buf, urb->actual_length);
354 #if ZM_USB_STREAM_MODE == 1
357 zbuf_t *remain_buf = macp->reamin_buf;
360 remain_len -= check_pad;
363 memcpy(&(remain_buf->data[check_len]), buf->data, remain_len);
364 check_len += remain_len;
367 rxBufPool[rxBufPoolIndex++] = remain_buf;
370 while(index < urb->actual_length)
372 pkt_len = buf->data[index] + (buf->data[index+1] << 8);
373 pkt_tag = buf->data[index+2] + (buf->data[index+3] << 8);
375 if (pkt_tag == 0x4e00)
379 //printk("Get a packet, index: %d, pkt_len: 0x%04x\n", index, pkt_len);
382 for (ii = index; ii < pkt_len+4;)
384 printk("%02x ", (buf->data[ii] & 0xff));
386 if ((++ii % 16) == 0)
393 pad_len = 4 - (pkt_len & 0x3);
399 index = index + 4 + pkt_len + pad_len;
401 if (index > ZM_MAX_RX_BUFFER_SIZE)
403 remain_len = index - ZM_MAX_RX_BUFFER_SIZE; // - pad_len;
404 check_len = ZM_MAX_RX_BUFFER_SIZE - chk_idx - 4;
407 /* Allocate a skb buffer */
408 //new_buf = zfwBufAllocate(dev, ZM_MAX_RX_BUFFER_SIZE);
409 new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE);
411 /* Set skb buffer length */
412 #ifdef NET_SKBUFF_DATA_USES_OFFSET
416 new_buf->tail = new_buf->data;
420 skb_put(new_buf, pkt_len);
422 /* Copy the buffer */
423 memcpy(new_buf->data, &(buf->data[chk_idx+4]), check_len);
425 /* Record the buffer pointer */
426 macp->reamin_buf = new_buf;
430 #ifdef ZM_DONT_COPY_RX_BUFFER
431 if (rxBufPoolIndex == 0)
433 new_buf = skb_clone(buf, GFP_ATOMIC);
435 new_buf->data = &(buf->data[chk_idx+4]);
436 new_buf->len = pkt_len;
441 /* Allocate a skb buffer */
442 new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE);
444 /* Set skb buffer length */
445 #ifdef NET_SKBUFF_DATA_USES_OFFSET
449 new_buf->tail = new_buf->data;
453 skb_put(new_buf, pkt_len);
455 /* Copy the buffer */
456 memcpy(new_buf->data, &(buf->data[chk_idx+4]), pkt_len);
458 #ifdef ZM_DONT_COPY_RX_BUFFER
461 rxBufPool[rxBufPoolIndex++] = new_buf;
466 printk(KERN_ERR "Can't find tag, pkt_len: 0x%04x, tag: 0x%04x\n", pkt_len, pkt_tag);
469 dev_kfree_skb_any(buf);
471 /* Allocate a skb buffer */
472 new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE);
474 /* Enqueue skb buffer */
475 zfLnxPutUsbRxBuffer(dev, new_buf);
477 /* Submit a Rx urb */
478 zfLnxUsbIn(dev, urb, new_buf);
485 dev_kfree_skb_any(buf);
488 /* Allocate a skb buffer */
489 new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE);
491 /* Enqueue skb buffer */
492 zfLnxPutUsbRxBuffer(dev, new_buf);
494 /* Submit a Rx urb */
495 zfLnxUsbIn(dev, urb, new_buf);
497 #if ZM_USB_STREAM_MODE == 1
498 for(ii = 0; ii < rxBufPoolIndex; ii++)
500 macp->usbCbFunctions.zfcbUsbRecv(dev, rxBufPool[ii]);
503 /* pass data to upper layer */
504 macp->usbCbFunctions.zfcbUsbRecv(dev, buf);
508 void zfLnxUsbRegOut_callback(urb_t *urb)
510 //dev_t* dev = urb->context;
512 //printk(KERN_ERR "zfwUsbRegOut_callback\n");
515 void zfLnxUsbRegIn_callback(urb_t *urb)
517 zdev_t* dev = urb->context;
520 struct usbdrv_private *macp = dev->ml_priv;
522 /* Check status for URB */
523 if (urb->status != 0){
524 printk("zfLnxUsbRegIn_callback() : status=0x%x\n", urb->status);
525 if ((urb->status != -ENOENT) && (urb->status != -ECONNRESET)
526 && (urb->status != -ESHUTDOWN))
528 if (urb->status == -EPIPE){
529 //printk(KERN_ERR "nonzero read bulk status received: -EPIPE");
533 if (urb->status == -EPROTO){
534 //printk(KERN_ERR "nonzero read bulk status received: -EPROTO");
539 //printk(KERN_ERR "urb->status: 0x%08x\n", urb->status);
543 if (urb->actual_length == 0)
545 printk(KERN_ERR "Get an URB whose length is zero");
549 /* Copy data into respone buffer */
550 memcpy(rsp, macp->regUsbReadBuf, urb->actual_length);
552 /* Notify to upper layer */
553 //zfIdlChkRsp(dev, rsp, (u16_t)urb->actual_length);
554 //zfiUsbRegIn(dev, rsp, (u16_t)urb->actual_length);
555 macp->usbCbFunctions.zfcbUsbRegIn(dev, rsp, (u16_t)urb->actual_length);
557 /* Issue another USB IN URB */
558 zfLnxSubmitRegInUrb(dev);
561 u32_t zfLnxSubmitRegInUrb(zdev_t *dev)
564 struct usbdrv_private *macp = dev->ml_priv;
566 /* Submit a rx urb */
567 //ret = zfLnxUsbSubmitBulkUrb(macp->RegInUrb, macp->udev,
568 // USB_REG_IN_PIPE, USB_DIR_IN, macp->regUsbReadBuf,
569 // ZM_USB_REG_MAX_BUF_SIZE, zfLnxUsbRegIn_callback, dev);
572 // printk("zfwUsbSubmitBulkUrb fail, status: 0x%08x\n", (int)ret);
574 ret = zfLnxUsbSubmitIntUrb(macp->RegInUrb, macp->udev,
575 USB_REG_IN_PIPE, USB_DIR_IN, macp->regUsbReadBuf,
576 ZM_USB_REG_MAX_BUF_SIZE, zfLnxUsbRegIn_callback, dev, 1);
581 u32_t zfLnxUsbSubmitTxData(zdev_t* dev)
586 u8_t *puTxBuf = NULL;
589 struct usbdrv_private *macp = dev->ml_priv;
590 #if ZM_USB_TX_STREAM_MODE == 1
595 UsbTxQ_t *TxQPool[ZM_MAX_TX_AGGREGATE_NUM];
598 /* First check whether there is a free URB */
599 freeTxUrb = zfLnxGetFreeTxUrb(dev);
601 /* If there is no any free Tx Urb */
602 if (freeTxUrb == 0xffff)
604 //printk(KERN_ERR "Can't get free Tx Urb\n");
605 //printk("CWY - Can't get free Tx Urb\n");
609 #if ZM_USB_TX_STREAM_MODE == 1
610 usbTxAggCnt = zfLnxCheckTxBufferCnt(dev);
612 if (usbTxAggCnt >= ZM_MAX_TX_AGGREGATE_NUM)
614 usbTxAggCnt = ZM_MAX_TX_AGGREGATE_NUM;
621 //printk("usbTxAggCnt: %d\n", usbTxAggCnt);
624 #if ZM_USB_TX_STREAM_MODE == 1
625 for(ii = 0; ii < usbTxAggCnt; ii++)
628 /* Dequeue the packet from UsbTxBufQ */
629 TxData = zfLnxGetUsbTxBuffer(dev);
632 /* Give the urb back */
637 /* Point to the freeTxUrb buffer */
638 puTxBuf = macp->txUsbBuf[freeTxUrb];
640 #if ZM_USB_TX_STREAM_MODE == 1
642 pUsbTxHdr = (u16_t *)puTxBuf;
644 /* Add the packet length and tag information */
645 *pUsbTxHdr++ = TxData->hdrlen + TxData->snapLen +
646 (TxData->buf->len - TxData->offset) + TxData->tailLen;
648 *pUsbTxHdr++ = 0x697e;
651 #endif // #ifdef ZM_USB_TX_STREAM_MODE
653 /* Copy WLAN header and packet buffer into USB buffer */
654 for(i = 0; i < TxData->hdrlen; i++)
656 *puTxBuf++ = TxData->hdr[i];
659 /* Copy SNAP header */
660 for(i = 0; i < TxData->snapLen; i++)
662 *puTxBuf++ = TxData->snap[i];
665 /* Copy packet buffer */
666 for(i = 0; i < TxData->buf->len - TxData->offset; i++)
668 //*puTxBuf++ = zmw_rx_buf_readb(dev, TxData->buf, i);
669 *puTxBuf++ = *(u8_t*)((u8_t*)TxData->buf->data+i+TxData->offset);
673 for(i = 0; i < TxData->tailLen; i++)
675 *puTxBuf++ = TxData->tail[i];
678 len = TxData->hdrlen+TxData->snapLen+TxData->buf->len+TxData->tailLen-TxData->offset;
681 if (TxData->hdrlen != 0)
683 puTxBuf = macp->txUsbBuf[freeTxUrb];
684 for (i = 0; i < len; i++)
686 printk("%02x ", puTxBuf[i]);
694 /* For debug purpose */
695 if(TxData->hdr[9] & 0x40)
698 u16_t ctrlLen = TxData->hdr[0] + (TxData->hdr[1] << 8);
700 if (ctrlLen != len + 4)
702 /* Dump control setting */
703 for(i = 0; i < 8; i++)
705 printk(KERN_ERR "0x%02x ", TxData->hdr[i]);
707 printk(KERN_ERR "\n");
709 printk(KERN_ERR "ctrLen: %d, hdrLen: %d, snapLen: %d\n", ctrlLen, TxData->hdrlen, TxData->snapLen);
710 printk(KERN_ERR "bufLen: %d, tailLen: %d, len: %d\n", TxData->buf->len, TxData->tailLen, len);
715 #if ZM_USB_TX_STREAM_MODE == 1
716 // Add the Length and Tag
719 //printk("%d packet, length: %d\n", ii+1, len);
721 if (ii < (ZM_MAX_TX_AGGREGATE_NUM-1))
723 /* Pad the buffer to firmware descriptor boundary */
724 offset += (((len-1) / 4) + 1) * 4;
727 if (ii == (ZM_MAX_TX_AGGREGATE_NUM-1))
732 TxQPool[ii] = TxData;
734 //DbgPrint("%d packet, offset: %d\n", ii+1, pUsbTxTransfer->offset);
737 //zfBufFree(dev, txData->buf);
740 //printk("CWY - call zfwUsbSubmitBulkUrb(), len = 0x%d\n", len);
741 /* Submit a tx urb */
742 ret = zfLnxUsbSubmitBulkUrb(macp->WlanTxDataUrb[freeTxUrb], macp->udev,
743 USB_WLAN_TX_PIPE, USB_DIR_OUT, macp->txUsbBuf[freeTxUrb],
744 len, zfLnxUsbDataOut_callback, dev);
747 // printk("zfwUsbSubmitBulkUrb fail, status: 0x%08x\n", (int)ret);
750 //dev_kfree_skb_any(TxData->buf);
751 #if ZM_USB_TX_STREAM_MODE == 1
752 for(ii = 0; ii < usbTxAggCnt; ii++)
753 macp->usbCbFunctions.zfcbUsbOutComplete(dev, TxQPool[ii]->buf, 1, TxQPool[ii]->hdr);
755 macp->usbCbFunctions.zfcbUsbOutComplete(dev, TxData->buf, 1, TxData->hdr);
763 u32_t zfLnxUsbIn(zdev_t* dev, urb_t *urb, zbuf_t *buf)
766 struct usbdrv_private *macp = dev->ml_priv;
768 /* Submit a rx urb */
769 ret = zfLnxUsbSubmitBulkUrb(urb, macp->udev, USB_WLAN_RX_PIPE,
770 USB_DIR_IN, buf->data, ZM_MAX_RX_BUFFER_SIZE,
771 zfLnxUsbDataIn_callback, dev);
774 // printk("zfwUsbSubmitBulkUrb fail, status: 0x%08x\n", (int)ret);
779 u32_t zfLnxUsbWriteReg(zdev_t* dev, u32_t* cmd, u16_t cmdLen)
781 struct usbdrv_private *macp = dev->ml_priv;
784 #ifdef ZM_CONFIG_BIG_ENDIAN
787 for(ii=0; ii<(cmdLen>>2); ii++)
788 cmd[ii] = cpu_to_le32(cmd[ii]);
791 memcpy(macp->regUsbWriteBuf, cmd, cmdLen);
793 /* Issue an USB Out transfer */
794 /* Submit a tx urb */
795 ret = zfLnxUsbSubmitIntUrb(macp->RegOutUrb, macp->udev,
796 USB_REG_OUT_PIPE, USB_DIR_OUT, macp->regUsbWriteBuf,
797 cmdLen, zfLnxUsbRegOut_callback, dev, 1);
803 u32_t zfLnxUsbOut(zdev_t* dev, u8_t *hdr, u16_t hdrlen, u8_t *snap, u16_t snapLen,
804 u8_t *tail, u16_t tailLen, zbuf_t *buf, u16_t offset)
807 struct usbdrv_private *macp = dev->ml_priv;
809 /* Check length of tail buffer */
810 //zm_assert((tailLen <= 16));
812 /* Enqueue the packet into UsbTxBufQ */
813 if (zfLnxPutUsbTxBuffer(dev, hdr, hdrlen, snap, snapLen, tail, tailLen, buf, offset) == 0xffff)
816 //printk("CWY - zfwPutUsbTxBuffer Error, free packet\n");
817 //dev_kfree_skb_any(buf);
818 macp->usbCbFunctions.zfcbUsbOutComplete(dev, buf, 0, hdr);
823 //printk("CWY - call zfwUsbSubmitTxData()\n");
824 ret = zfLnxUsbSubmitTxData(dev);
828 void zfLnxInitUsbTxQ(zdev_t* dev)
830 struct usbdrv_private *macp = dev->ml_priv;
832 printk(KERN_ERR "zfwInitUsbTxQ\n");
834 /* Zero memory for UsbTxBufQ */
835 memset(macp->UsbTxBufQ, 0, sizeof(UsbTxQ_t) * ZM_MAX_TX_URB_NUM);
841 macp->TxUrbCnt = ZM_MAX_TX_URB_NUM;
844 void zfLnxInitUsbRxQ(zdev_t* dev)
848 struct usbdrv_private *macp = dev->ml_priv;
850 /* Zero memory for UsbRxBufQ */
851 memset(macp->UsbRxBufQ, 0, sizeof(zbuf_t *) * ZM_MAX_RX_URB_NUM);
855 for (i = 0; i < ZM_MAX_RX_URB_NUM; i++)
857 //buf = zfwBufAllocate(dev, ZM_MAX_RX_BUFFER_SIZE);
858 buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE);
859 macp->UsbRxBufQ[i] = buf;
862 //macp->RxBufTail = ZM_MAX_RX_URB_NUM - 1;
865 /* Submit all Rx urbs */
866 for (i = 0; i < ZM_MAX_RX_URB_NUM; i++)
868 zfLnxPutUsbRxBuffer(dev, macp->UsbRxBufQ[i]);
869 zfLnxUsbIn(dev, macp->WlanRxDataUrb[i], macp->UsbRxBufQ[i]);
875 u32_t zfLnxUsbSubmitBulkUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction,
876 void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context)
880 if(direction == USB_DIR_OUT)
882 usb_fill_bulk_urb(urb, usb, usb_sndbulkpipe(usb, epnum),
883 transfer_buffer, buffer_length, complete, context);
885 urb->transfer_flags |= URB_ZERO_PACKET;
889 usb_fill_bulk_urb(urb, usb, usb_rcvbulkpipe(usb, epnum),
890 transfer_buffer, buffer_length, complete, context);
897 //printk("CWY - urb->hcpriv set by unknown reason, reset it\n");
902 ret = usb_submit_urb(urb, GFP_ATOMIC);
903 if ((epnum == 4) & (ret != 0))
905 //printk("CWY - ret = %x\n", ret);
910 u32_t zfLnxUsbSubmitIntUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction,
911 void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context,
916 if(direction == USB_DIR_OUT)
918 usb_fill_int_urb(urb, usb, usb_sndbulkpipe(usb, epnum),
919 transfer_buffer, buffer_length, complete, context, interval);
923 usb_fill_int_urb(urb, usb, usb_rcvbulkpipe(usb, epnum),
924 transfer_buffer, buffer_length, complete, context, interval);
927 ret = usb_submit_urb(urb, GFP_ATOMIC);
932 #ifdef ZM_ENABLE_CENC
933 int zfLnxCencSendMsg(struct sock *netlink_sk, u_int8_t *msg, int len)
935 #define COMMTYPE_GROUP 8
936 #define WAI_K_MSG 0x11
940 unsigned char *old_tail;
942 struct nlmsghdr *nlh;
945 size = NLMSG_SPACE(len);
946 skb = alloc_skb(size, GFP_ATOMIC);
950 printk("dev_alloc_skb failure \n");
953 old_tail = skb->tail;
955 /*ÌîдÊý¾Ý±¨Ïà¹ØÐÅÏ¢*/
956 nlh = NLMSG_PUT(skb, 0, 0, WAI_K_MSG, size-sizeof(*nlh));
957 pos = NLMSG_DATA(nlh);
960 /*´«Êäµ½Óû§¿Õ¼äµÄÊý¾Ý*/
961 memcpy(pos, msg, len);
962 /*¼ÆËã¾¹ý×Ö½Ú¶ÔÆäºóµÄÊý¾Ýʵ¼Ê³¤¶È*/
963 nlh->nlmsg_len = skb->tail - old_tail;
964 NETLINK_CB(skb).dst_group = COMMTYPE_GROUP;
965 netlink_broadcast(netlink_sk, skb, 0, COMMTYPE_GROUP, GFP_ATOMIC);
969 nlmsg_failure: /*NLMSG_PUT ʧ°Ü£¬Ôò³·ÏúÌ×½Ó×Ö»º´æ*/
973 #undef COMMTYPE_GROUP
976 #endif //ZM_ENABLE_CENC
978 /* Simply return 0xffff if VAP function is not supported */
979 u16_t zfLnxGetVapId(zdev_t* dev)
983 for (i=0; i<ZM_VAP_PORT_NUMBER; i++)
985 if (vap[i].dev == dev)
993 u32_t zfwReadReg(zdev_t* dev, u32_t offset)
999 #define work_struct tq_struct
1001 #define schedule_work(a) schedule_task(a)
1003 #define flush_scheduled_work flush_scheduled_tasks
1004 #define INIT_WORK(_wq, _routine, _data) INIT_TQUEUE(_wq, _routine, _data)
1005 #define PREPARE_WORK(_wq, _routine, _data) PREPARE_TQUEUE(_wq, _routine, _data)
1008 #define KEVENT_WATCHDOG 0x00000001
1010 u32_t smp_kevent_Lock = 0;
1012 void kevent(struct work_struct *work)
1014 struct usbdrv_private *macp =
1015 container_of(work, struct usbdrv_private, kevent);
1016 zdev_t *dev = macp->device;
1018 if (test_and_set_bit(0, (void *)&smp_kevent_Lock))
1020 //schedule_work(&macp->kevent);
1024 down(&macp->ioctl_sem);
1026 if (test_and_clear_bit(KEVENT_WATCHDOG, &macp->kevent_flags))
1028 extern u16_t zfHpStartRecv(zdev_t *dev);
1029 //zfiHwWatchDogReinit(dev);
1030 printk(("\n ************ Hw watchDog occur!! ************** \n"));
1031 zfiWlanSuspend(dev);
1032 zfiWlanResume(dev,0);
1036 clear_bit(0, (void *)&smp_kevent_Lock);
1037 up(&macp->ioctl_sem);
1040 /************************************************************************/
1042 /* FUNCTION DESCRIPTION zfLnxCreateThread */
1043 /* Create a Thread */
1046 /* dev : device pointer */
1052 /* Yuan-Gu Wei Atheros Communications, INC. 2007.3 */
1054 /************************************************************************/
1055 u8_t zfLnxCreateThread(zdev_t *dev)
1057 struct usbdrv_private *macp = dev->ml_priv;
1059 /* Create Mutex and keventd */
1060 INIT_WORK(&macp->kevent, kevent);
1061 init_MUTEX(&macp->ioctl_sem);
1066 /************************************************************************/
1068 /* FUNCTION DESCRIPTION zfLnxSignalThread */
1069 /* Signal Thread with Flag */
1072 /* dev : device pointer */
1073 /* flag : signal thread flag */
1079 /* Yuan-Gu Wei Atheros Communications, INC. 2007.3 */
1081 /************************************************************************/
1082 void zfLnxSignalThread(zdev_t *dev, int flag)
1084 struct usbdrv_private *macp = dev->ml_priv;
1088 printk("macp is NULL\n");
1092 if (0 && macp->kevent_ready != 1)
1094 printk("Kevent not ready\n");
1098 set_bit(flag, &macp->kevent_flags);
1100 if (!schedule_work(&macp->kevent))
1103 //printk(KERN_ERR "schedule_task failed, flag = %x\n", flag);
1107 /* Notify wrapper todo redownload firmware and reinit procedure when */
1108 /* hardware watchdog occur : zfiHwWatchDogReinit() */
1109 void zfLnxWatchDogNotify(zdev_t* dev)
1111 zfLnxSignalThread(dev, KEVENT_WATCHDOG);
1114 /* Query Durantion of Active Scan */
1115 void zfwGetActiveScanDur(zdev_t* dev, u8_t* Dur)
1117 *Dur = 30; // default 30 ms
1120 void zfwGetShowZeroLengthSSID(zdev_t* dev, u8_t* Dur)