diff options
Diffstat (limited to 'drivers/staging/otus/wwrap.c')
| -rw-r--r-- | drivers/staging/otus/wwrap.c | 1048 |
1 files changed, 0 insertions, 1048 deletions
diff --git a/drivers/staging/otus/wwrap.c b/drivers/staging/otus/wwrap.c deleted file mode 100644 index fcd3da0..0000000 --- a/drivers/staging/otus/wwrap.c +++ /dev/null @@ -1,1048 +0,0 @@ -/* - * Copyright (c) 2007-2008 Atheros Communications Inc. - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -/* Module Name : wwrap.c */ -/* Abstract */ -/* This module contains wrapper functions. */ -/* */ -/* NOTES */ -/* Platform dependent. */ -/* */ - -/* Please include your header files here */ -#include "oal_dt.h" -#include "usbdrv.h" - -#include <linux/netlink.h> -#include <linux/slab.h> -#include <net/iw_handler.h> - -extern void zfiRecv80211(zdev_t *dev, zbuf_t *buf, struct zsAdditionInfo *addInfo); -extern void zfCoreRecv(zdev_t *dev, zbuf_t *buf, struct zsAdditionInfo *addInfo); -extern void zfIdlChkRsp(zdev_t *dev, u32_t *rsp, u16_t rspLen); -extern void zfIdlRsp(zdev_t *dev, u32_t *rsp, u16_t rspLen); - - - -/*extern struct zsWdsStruct wds[ZM_WDS_PORT_NUMBER];*/ -extern struct zsVapStruct vap[ZM_VAP_PORT_NUMBER]; - -u32_t zfLnxUsbSubmitTxData(zdev_t *dev); -u32_t zfLnxUsbIn(zdev_t *dev, urb_t *urb, zbuf_t *buf); -u32_t zfLnxSubmitRegInUrb(zdev_t *dev); -u32_t zfLnxUsbSubmitBulkUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction, - void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context); -u32_t zfLnxUsbSubmitIntUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction, - void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context, - u32_t interval); - -u16_t zfLnxGetFreeTxUrb(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - u16_t idx; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - /*idx = ((macp->TxUrbTail + 1) & (ZM_MAX_TX_URB_NUM - 1));*/ - - /*if (idx != macp->TxUrbHead)*/ - if (macp->TxUrbCnt != 0) { - idx = macp->TxUrbTail; - macp->TxUrbTail = ((macp->TxUrbTail + 1) & (ZM_MAX_TX_URB_NUM - 1)); - macp->TxUrbCnt--; - } else { - /*printk(KERN_ERR "macp->TxUrbCnt: %d\n", macp->TxUrbCnt);*/ - idx = 0xffff; - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return idx; -} - -void zfLnxPutTxUrb(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - u16_t idx; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - idx = ((macp->TxUrbHead + 1) & (ZM_MAX_TX_URB_NUM - 1)); - - /*if (idx != macp->TxUrbTail)*/ - if (macp->TxUrbCnt < ZM_MAX_TX_URB_NUM) { - macp->TxUrbHead = idx; - macp->TxUrbCnt++; - } else { - printk("UsbTxUrbQ inconsistent: TxUrbHead: %d, TxUrbTail: %d\n", - macp->TxUrbHead, macp->TxUrbTail); - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); -} - -u16_t zfLnxCheckTxBufferCnt(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - u16_t TxBufCnt; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - TxBufCnt = macp->TxBufCnt; - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return TxBufCnt; -} - -UsbTxQ_t *zfLnxGetUsbTxBuffer(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - u16_t idx; - UsbTxQ_t *TxQ; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - idx = ((macp->TxBufHead+1) & (ZM_MAX_TX_BUF_NUM - 1)); - - /*if (idx != macp->TxBufTail)*/ - if (macp->TxBufCnt > 0) { - /*printk("CWY - zfwGetUsbTxBuffer ,macp->TxBufCnt = %d\n", macp->TxBufCnt);*/ - TxQ = (UsbTxQ_t *)&(macp->UsbTxBufQ[macp->TxBufHead]); - macp->TxBufHead = ((macp->TxBufHead+1) & (ZM_MAX_TX_BUF_NUM - 1)); - macp->TxBufCnt--; - } else { - if (macp->TxBufHead != macp->TxBufTail) { - printk(KERN_ERR "zfwGetUsbTxBuf UsbTxBufQ inconsistent: TxBufHead: %d, TxBufTail: %d\n", - macp->TxBufHead, macp->TxBufTail); - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return NULL; - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return TxQ; -} - -u16_t zfLnxPutUsbTxBuffer(zdev_t *dev, u8_t *hdr, u16_t hdrlen, - u8_t *snap, u16_t snapLen, u8_t *tail, u16_t tailLen, - zbuf_t *buf, u16_t offset) -{ - struct usbdrv_private *macp = dev->ml_priv; - u16_t idx; - UsbTxQ_t *TxQ; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - idx = ((macp->TxBufTail+1) & (ZM_MAX_TX_BUF_NUM - 1)); - - /* For Tx debug */ - /*zm_assert(macp->TxBufCnt >= 0); // deleted because of always true*/ - - /*if (idx != macp->TxBufHead)*/ - if (macp->TxBufCnt < ZM_MAX_TX_BUF_NUM) { - /*printk("CWY - zfwPutUsbTxBuffer ,macp->TxBufCnt = %d\n", macp->TxBufCnt);*/ - TxQ = (UsbTxQ_t *)&(macp->UsbTxBufQ[macp->TxBufTail]); - memcpy(TxQ->hdr, hdr, hdrlen); - TxQ->hdrlen = hdrlen; - memcpy(TxQ->snap, snap, snapLen); - TxQ->snapLen = snapLen; - memcpy(TxQ->tail, tail, tailLen); - TxQ->tailLen = tailLen; - TxQ->buf = buf; - TxQ->offset = offset; - - macp->TxBufTail = ((macp->TxBufTail+1) & (ZM_MAX_TX_BUF_NUM - 1)); - macp->TxBufCnt++; - } else { - printk(KERN_ERR "zfLnxPutUsbTxBuffer UsbTxBufQ inconsistent: TxBufHead: %d, TxBufTail: %d, TxBufCnt: %d\n", - macp->TxBufHead, macp->TxBufTail, macp->TxBufCnt); - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return 0xffff; - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return 0; -} - -zbuf_t *zfLnxGetUsbRxBuffer(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - /*u16_t idx;*/ - zbuf_t *buf; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - /*idx = ((macp->RxBufHead+1) & (ZM_MAX_RX_URB_NUM - 1));*/ - - /*if (idx != macp->RxBufTail)*/ - if (macp->RxBufCnt != 0) { - buf = macp->UsbRxBufQ[macp->RxBufHead]; - macp->RxBufHead = ((macp->RxBufHead+1) & (ZM_MAX_RX_URB_NUM - 1)); - macp->RxBufCnt--; - } else { - printk("RxBufQ inconsistent: RxBufHead: %d, RxBufTail: %d\n", - macp->RxBufHead, macp->RxBufTail); - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return NULL; - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return buf; -} - -u32_t zfLnxPutUsbRxBuffer(zdev_t *dev, zbuf_t *buf) -{ - struct usbdrv_private *macp = dev->ml_priv; - u16_t idx; - unsigned long irqFlag; - - spin_lock_irqsave(&macp->cs_lock, irqFlag); - - idx = ((macp->RxBufTail+1) & (ZM_MAX_RX_URB_NUM - 1)); - - /*if (idx != macp->RxBufHead)*/ - if (macp->RxBufCnt != ZM_MAX_RX_URB_NUM) { - macp->UsbRxBufQ[macp->RxBufTail] = buf; - macp->RxBufTail = idx; - macp->RxBufCnt++; - } else { - printk("RxBufQ inconsistent: RxBufHead: %d, RxBufTail: %d\n", - macp->RxBufHead, macp->RxBufTail); - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return 0xffff; - } - - spin_unlock_irqrestore(&macp->cs_lock, irqFlag); - return 0; -} - -void zfLnxUsbDataOut_callback(urb_t *urb) -{ - zdev_t *dev = urb->context; - /*UsbTxQ_t *TxData;*/ - - /* Give the urb back */ - zfLnxPutTxUrb(dev); - - /* Check whether there is any pending buffer needed */ - /* to be sent */ - if (zfLnxCheckTxBufferCnt(dev) != 0) { - /*TxData = zfwGetUsbTxBuffer(dev); - //if (TxData == NULL) - //{ - // printk("Get a NULL buffer from zfwGetUsbTxBuffer\n"); - // return; - //} - //else - //{ - zfLnxUsbSubmitTxData(dev); - //}*/ - } -} - -void zfLnxUsbDataIn_callback(urb_t *urb) -{ - zdev_t *dev = urb->context; - struct usbdrv_private *macp = dev->ml_priv; - zbuf_t *buf; - zbuf_t *new_buf; - int status; - -#if ZM_USB_STREAM_MODE == 1 - static int remain_len, check_pad, check_len; - int index = 0; - int chk_idx; - u16_t pkt_len; - u16_t pkt_tag; - u16_t ii; - zbuf_t *rxBufPool[8]; - u16_t rxBufPoolIndex = 0; -#endif - - /* Check status for URB */ - if (urb->status != 0) { - printk("zfLnxUsbDataIn_callback() : status=0x%x\n", urb->status); - if ((urb->status != -ENOENT) && (urb->status != -ECONNRESET) - && (urb->status != -ESHUTDOWN)) { - if (urb->status == -EPIPE) { - /*printk(KERN_ERR "nonzero read bulk status received: -EPIPE");*/ - status = -1; - } - - if (urb->status == -EPROTO) { - /*printk(KERN_ERR "nonzero read bulk status received: -EPROTO");*/ - status = -1; - } - } - - /*printk(KERN_ERR "urb->status: 0x%08x\n", urb->status);*/ - - /* Dequeue skb buffer */ - buf = zfLnxGetUsbRxBuffer(dev); - dev_kfree_skb_any(buf); - #if 0 - /* Enqueue skb buffer */ - zfLnxPutUsbRxBuffer(dev, buf); - - /* Submit a Rx urb */ - zfLnxUsbIn(dev, urb, buf); - #endif - return; - } - - if (urb->actual_length == 0) { - printk(KERN_ERR "Get an URB whose length is zero"); - status = -1; - } - - /* Dequeue skb buffer */ - buf = zfLnxGetUsbRxBuffer(dev); - - /*zfwBufSetSize(dev, buf, urb->actual_length);*/ -#ifdef NET_SKBUFF_DATA_USES_OFFSET - buf->tail = 0; - buf->len = 0; -#else - buf->tail = buf->data; - buf->len = 0; -#endif - - BUG_ON((buf->tail + urb->actual_length) > buf->end); - - skb_put(buf, urb->actual_length); - -#if ZM_USB_STREAM_MODE == 1 - if (remain_len != 0) { - zbuf_t *remain_buf = macp->reamin_buf; - - index = remain_len; - remain_len -= check_pad; - - /* Copy data */ - memcpy(&(remain_buf->data[check_len]), buf->data, remain_len); - check_len += remain_len; - remain_len = 0; - - rxBufPool[rxBufPoolIndex++] = remain_buf; - } - - while (index < urb->actual_length) { - pkt_len = buf->data[index] + (buf->data[index+1] << 8); - pkt_tag = buf->data[index+2] + (buf->data[index+3] << 8); - - if (pkt_tag == 0x4e00) { - int pad_len; - - /*printk("Get a packet, index: %d, pkt_len: 0x%04x\n", index, pkt_len);*/ - #if 0 - /* Dump data */ - for (ii = index; ii < pkt_len+4;) { - printk("%02x ", (buf->data[ii] & 0xff)); - - if ((++ii % 16) == 0) - printk("\n"); - } - - printk("\n"); - #endif - - pad_len = 4 - (pkt_len & 0x3); - - if (pad_len == 4) - pad_len = 0; - - chk_idx = index; - index = index + 4 + pkt_len + pad_len; - - if (index > ZM_MAX_RX_BUFFER_SIZE) { - remain_len = index - ZM_MAX_RX_BUFFER_SIZE; /* - pad_len;*/ - check_len = ZM_MAX_RX_BUFFER_SIZE - chk_idx - 4; - check_pad = pad_len; - - /* Allocate a skb buffer */ - /*new_buf = zfwBufAllocate(dev, ZM_MAX_RX_BUFFER_SIZE);*/ - new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE); - - /* Set skb buffer length */ - #ifdef NET_SKBUFF_DATA_USES_OFFSET - new_buf->tail = 0; - new_buf->len = 0; - #else - new_buf->tail = new_buf->data; - new_buf->len = 0; - #endif - - skb_put(new_buf, pkt_len); - - /* Copy the buffer */ - memcpy(new_buf->data, &(buf->data[chk_idx+4]), check_len); - - /* Record the buffer pointer */ - macp->reamin_buf = new_buf; - } else { - #ifdef ZM_DONT_COPY_RX_BUFFER - if (rxBufPoolIndex == 0) { - new_buf = skb_clone(buf, GFP_ATOMIC); - - new_buf->data = &(buf->data[chk_idx+4]); - new_buf->len = pkt_len; - } else { - #endif - /* Allocate a skb buffer */ - new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE); - - /* Set skb buffer length */ - #ifdef NET_SKBUFF_DATA_USES_OFFSET - new_buf->tail = 0; - new_buf->len = 0; - #else - new_buf->tail = new_buf->data; - new_buf->len = 0; - #endif - - skb_put(new_buf, pkt_len); - - /* Copy the buffer */ - memcpy(new_buf->data, &(buf->data[chk_idx+4]), pkt_len); - - #ifdef ZM_DONT_COPY_RX_BUFFER - } - #endif - rxBufPool[rxBufPoolIndex++] = new_buf; - } - } else { - printk(KERN_ERR "Can't find tag, pkt_len: 0x%04x, tag: 0x%04x\n", pkt_len, pkt_tag); - - /* Free buffer */ - dev_kfree_skb_any(buf); - - /* Allocate a skb buffer */ - new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE); - - /* Enqueue skb buffer */ - zfLnxPutUsbRxBuffer(dev, new_buf); - - /* Submit a Rx urb */ - zfLnxUsbIn(dev, urb, new_buf); - - return; - } - } - - /* Free buffer */ - dev_kfree_skb_any(buf); -#endif - - /* Allocate a skb buffer */ - new_buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE); - - /* Enqueue skb buffer */ - zfLnxPutUsbRxBuffer(dev, new_buf); - - /* Submit a Rx urb */ - zfLnxUsbIn(dev, urb, new_buf); - -#if ZM_USB_STREAM_MODE == 1 - for (ii = 0; ii < rxBufPoolIndex; ii++) { - macp->usbCbFunctions.zfcbUsbRecv(dev, rxBufPool[ii]); - } -#else - /* pass data to upper layer */ - macp->usbCbFunctions.zfcbUsbRecv(dev, buf); -#endif -} - -void zfLnxUsbRegOut_callback(urb_t *urb) -{ - /*dev_t* dev = urb->context;*/ - - /*printk(KERN_ERR "zfwUsbRegOut_callback\n");*/ -} - -void zfLnxUsbRegIn_callback(urb_t *urb) -{ - zdev_t *dev = urb->context; - u32_t rsp[64/4]; - int status; - struct usbdrv_private *macp = dev->ml_priv; - - /* Check status for URB */ - if (urb->status != 0) { - printk("zfLnxUsbRegIn_callback() : status=0x%x\n", urb->status); - if ((urb->status != -ENOENT) && (urb->status != -ECONNRESET) && (urb->status != -ESHUTDOWN)) { - if (urb->status == -EPIPE) { - /*printk(KERN_ERR "nonzero read bulk status received: -EPIPE");*/ - status = -1; - } - - if (urb->status == -EPROTO) { - /*printk(KERN_ERR "nonzero read bulk status received: -EPROTO");*/ - status = -1; - } - } - - /*printk(KERN_ERR "urb->status: 0x%08x\n", urb->status);*/ - return; - } - - if (urb->actual_length == 0) { - printk(KERN_ERR "Get an URB whose length is zero"); - status = -1; - } - - /* Copy data into respone buffer */ - memcpy(rsp, macp->regUsbReadBuf, urb->actual_length); - - /* Notify to upper layer */ - /*zfIdlChkRsp(dev, rsp, (u16_t)urb->actual_length);*/ - /*zfiUsbRegIn(dev, rsp, (u16_t)urb->actual_length);*/ - macp->usbCbFunctions.zfcbUsbRegIn(dev, rsp, (u16_t)urb->actual_length); - - /* Issue another USB IN URB */ - zfLnxSubmitRegInUrb(dev); -} - -u32_t zfLnxSubmitRegInUrb(zdev_t *dev) -{ - u32_t ret; - struct usbdrv_private *macp = dev->ml_priv; - - /* Submit a rx urb - //ret = zfLnxUsbSubmitBulkUrb(macp->RegInUrb, macp->udev, - // USB_REG_IN_PIPE, USB_DIR_IN, macp->regUsbReadBuf, - // ZM_USB_REG_MAX_BUF_SIZE, zfLnxUsbRegIn_callback, dev); - //CWYang(-) - //if (ret != 0) - // printk("zfwUsbSubmitBulkUrb fail, status: 0x%08x\n", (int)ret);*/ - - ret = zfLnxUsbSubmitIntUrb(macp->RegInUrb, macp->udev, - USB_REG_IN_PIPE, USB_DIR_IN, macp->regUsbReadBuf, - ZM_USB_REG_MAX_BUF_SIZE, zfLnxUsbRegIn_callback, dev, 1); - - return ret; -} - -u32_t zfLnxUsbSubmitTxData(zdev_t *dev) -{ - u32_t i; - u32_t ret; - u16_t freeTxUrb; - u8_t *puTxBuf = NULL; - UsbTxQ_t *TxData; - int len = 0; - struct usbdrv_private *macp = dev->ml_priv; -#if ZM_USB_TX_STREAM_MODE == 1 - u8_t ii; - u16_t offset = 0; - u16_t usbTxAggCnt; - u16_t *pUsbTxHdr; - UsbTxQ_t *TxQPool[ZM_MAX_TX_AGGREGATE_NUM]; -#endif - - /* First check whether there is a free URB */ - freeTxUrb = zfLnxGetFreeTxUrb(dev); - - /* If there is no any free Tx Urb */ - if (freeTxUrb == 0xffff) { - /*printk(KERN_ERR "Can't get free Tx Urb\n"); - //printk("CWY - Can't get free Tx Urb\n");*/ - return 0xffff; - } - -#if ZM_USB_TX_STREAM_MODE == 1 - usbTxAggCnt = zfLnxCheckTxBufferCnt(dev); - - if (usbTxAggCnt >= ZM_MAX_TX_AGGREGATE_NUM) { - usbTxAggCnt = ZM_MAX_TX_AGGREGATE_NUM; - } else { - usbTxAggCnt = 1; - } - - /*printk("usbTxAggCnt: %d\n", usbTxAggCnt);*/ -#endif - -#if ZM_USB_TX_STREAM_MODE == 1 - for (ii = 0; ii < usbTxAggCnt; ii++) { -#endif - /* Dequeue the packet from UsbTxBufQ */ - TxData = zfLnxGetUsbTxBuffer(dev); - if (TxData == NULL) { - /* Give the urb back */ - zfLnxPutTxUrb(dev); - return 0xffff; - } - - /* Point to the freeTxUrb buffer */ - puTxBuf = macp->txUsbBuf[freeTxUrb]; - -#if ZM_USB_TX_STREAM_MODE == 1 - puTxBuf += offset; - pUsbTxHdr = (u16_t *)puTxBuf; - - /* Add the packet length and tag information */ - *pUsbTxHdr++ = TxData->hdrlen + TxData->snapLen + - (TxData->buf->len - TxData->offset) + TxData->tailLen; - - *pUsbTxHdr++ = 0x697e; - - puTxBuf += 4; -#endif /* #ifdef ZM_USB_TX_STREAM_MODE*/ - - /* Copy WLAN header and packet buffer into USB buffer */ - for (i = 0; i < TxData->hdrlen; i++) { - *puTxBuf++ = TxData->hdr[i]; - } - - /* Copy SNAP header */ - for (i = 0; i < TxData->snapLen; i++) { - *puTxBuf++ = TxData->snap[i]; - } - - /* Copy packet buffer */ - for (i = 0; i < TxData->buf->len - TxData->offset; i++) { - /*puTxBuf++ = zmw_rx_buf_readb(dev, TxData->buf, i);*/ - *puTxBuf++ = *(u8_t *)((u8_t *)TxData->buf->data+i+TxData->offset); - } - - /* Copy tail */ - for (i = 0; i < TxData->tailLen; i++) { - *puTxBuf++ = TxData->tail[i]; - } - - len = TxData->hdrlen+TxData->snapLen+TxData->buf->len+TxData->tailLen-TxData->offset; - - #if 0 - if (TxData->hdrlen != 0) { - puTxBuf = macp->txUsbBuf[freeTxUrb]; - for (i = 0; i < len; i++) { - printk("%02x ", puTxBuf[i]); - if (i % 16 == 15) - printk("\n"); - } - printk("\n"); - } - #endif - #if 0 - /* For debug purpose */ - if (TxData->hdr[9] & 0x40) { - int i; - u16_t ctrlLen = TxData->hdr[0] + (TxData->hdr[1] << 8); - - if (ctrlLen != len + 4) { - /* Dump control setting */ - for (i = 0; i < 8; i++) { - printk(KERN_ERR "0x%02x ", TxData->hdr[i]); - } - printk(KERN_ERR "\n"); - - printk(KERN_ERR "ctrLen: %d, hdrLen: %d, snapLen: %d\n", ctrlLen, TxData->hdrlen, TxData->snapLen); - printk(KERN_ERR "bufLen: %d, tailLen: %d, len: %d\n", TxData->buf->len, TxData->tailLen, len); - } - } - #endif - -#if ZM_USB_TX_STREAM_MODE == 1 - /* Add the Length and Tag*/ - len += 4; - - /*printk("%d packet, length: %d\n", ii+1, len);*/ - - if (ii < (ZM_MAX_TX_AGGREGATE_NUM-1)) { - /* Pad the buffer to firmware descriptor boundary */ - offset += (((len-1) / 4) + 1) * 4; - } - - if (ii == (ZM_MAX_TX_AGGREGATE_NUM-1)) { - len += offset; - } - - TxQPool[ii] = TxData; - - /*DbgPrint("%d packet, offset: %d\n", ii+1, pUsbTxTransfer->offset);*/ - - /* free packet */ - /*zfBufFree(dev, txData->buf);*/ - } -#endif - /*printk("CWY - call zfwUsbSubmitBulkUrb(), len = 0x%d\n", len);*/ - /* Submit a tx urb */ - ret = zfLnxUsbSubmitBulkUrb(macp->WlanTxDataUrb[freeTxUrb], macp->udev, - USB_WLAN_TX_PIPE, USB_DIR_OUT, macp->txUsbBuf[freeTxUrb], - len, zfLnxUsbDataOut_callback, dev); - /*CWYang(-) - //if (ret != 0) - // printk("zfwUsbSubmitBulkUrb fail, status: 0x%08x\n", (int)ret);*/ - - /* free packet */ - /*dev_kfree_skb_any(TxData->buf);*/ -#if ZM_USB_TX_STREAM_MODE == 1 - for (ii = 0; ii < usbTxAggCnt; ii++) - macp->usbCbFunctions.zfcbUsbOutComplete(dev, TxQPool[ii]->buf, 1, TxQPool[ii]->hdr); -#else - macp->usbCbFunctions.zfcbUsbOutComplete(dev, TxData->buf, 1, TxData->hdr); -#endif - - return ret; -} - - - -u32_t zfLnxUsbIn(zdev_t *dev, urb_t *urb, zbuf_t *buf) -{ - u32_t ret; - struct usbdrv_private *macp = dev->ml_priv; - - /* Submit a rx urb */ - ret = zfLnxUsbSubmitBulkUrb(urb, macp->udev, USB_WLAN_RX_PIPE, - USB_DIR_IN, buf->data, ZM_MAX_RX_BUFFER_SIZE, - zfLnxUsbDataIn_callback, dev); - /*CWYang(-) - //if (ret != 0) - // printk("zfwUsbSubmitBulkUrb fail, status: 0x%08x\n", (int)ret);*/ - - return ret; -} - -u32_t zfLnxUsbWriteReg(zdev_t *dev, u32_t *cmd, u16_t cmdLen) -{ - struct usbdrv_private *macp = dev->ml_priv; - u32_t ret; - -#ifdef ZM_CONFIG_BIG_ENDIAN - int ii = 0; - - for (ii = 0; ii < (cmdLen>>2); ii++) - cmd[ii] = cpu_to_le32(cmd[ii]); -#endif - - memcpy(macp->regUsbWriteBuf, cmd, cmdLen); - - /* Issue an USB Out transfer */ - /* Submit a tx urb */ - ret = zfLnxUsbSubmitIntUrb(macp->RegOutUrb, macp->udev, - USB_REG_OUT_PIPE, USB_DIR_OUT, macp->regUsbWriteBuf, - cmdLen, zfLnxUsbRegOut_callback, dev, 1); - - return ret; -} - - -u32_t zfLnxUsbOut(zdev_t *dev, u8_t *hdr, u16_t hdrlen, u8_t *snap, u16_t snapLen, - u8_t *tail, u16_t tailLen, zbuf_t *buf, u16_t offset) -{ - u32_t ret; - struct usbdrv_private *macp = dev->ml_priv; - - /* Check length of tail buffer */ - /*zm_assert((tailLen <= 16));*/ - - /* Enqueue the packet into UsbTxBufQ */ - if (zfLnxPutUsbTxBuffer(dev, hdr, hdrlen, snap, snapLen, tail, tailLen, buf, offset) == 0xffff) { - /* free packet */ - /*printk("CWY - zfwPutUsbTxBuffer Error, free packet\n"); - //dev_kfree_skb_any(buf);*/ - macp->usbCbFunctions.zfcbUsbOutComplete(dev, buf, 0, hdr); - return 0xffff; - } - - /*return 0; - //printk("CWY - call zfwUsbSubmitTxData()\n");*/ - ret = zfLnxUsbSubmitTxData(dev); - return ret; -} - -void zfLnxInitUsbTxQ(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - - printk(KERN_ERR "zfwInitUsbTxQ\n"); - - /* Zero memory for UsbTxBufQ */ - memset(macp->UsbTxBufQ, 0, sizeof(UsbTxQ_t) * ZM_MAX_TX_URB_NUM); - - macp->TxBufHead = 0; - macp->TxBufTail = 0; - macp->TxUrbHead = 0; - macp->TxUrbTail = 0; - macp->TxUrbCnt = ZM_MAX_TX_URB_NUM; -} - -void zfLnxInitUsbRxQ(zdev_t *dev) -{ - u16_t i; - zbuf_t *buf; - struct usbdrv_private *macp = dev->ml_priv; - - /* Zero memory for UsbRxBufQ */ - memset(macp->UsbRxBufQ, 0, sizeof(zbuf_t *) * ZM_MAX_RX_URB_NUM); - - macp->RxBufHead = 0; - - for (i = 0; i < ZM_MAX_RX_URB_NUM; i++) { - /*buf = zfwBufAllocate(dev, ZM_MAX_RX_BUFFER_SIZE);*/ - buf = dev_alloc_skb(ZM_MAX_RX_BUFFER_SIZE); - macp->UsbRxBufQ[i] = buf; - } - - /*macp->RxBufTail = ZM_MAX_RX_URB_NUM - 1;*/ - macp->RxBufTail = 0; - - /* Submit all Rx urbs */ - for (i = 0; i < ZM_MAX_RX_URB_NUM; i++) { - zfLnxPutUsbRxBuffer(dev, macp->UsbRxBufQ[i]); - zfLnxUsbIn(dev, macp->WlanRxDataUrb[i], macp->UsbRxBufQ[i]); - } -} - - - -u32_t zfLnxUsbSubmitBulkUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction, - void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context) -{ - u32_t ret; - - if (direction == USB_DIR_OUT) { - usb_fill_bulk_urb(urb, usb, usb_sndbulkpipe(usb, epnum), - transfer_buffer, buffer_length, complete, context); - - urb->transfer_flags |= URB_ZERO_PACKET; - } else { - usb_fill_bulk_urb(urb, usb, usb_rcvbulkpipe(usb, epnum), - transfer_buffer, buffer_length, complete, context); - } - - if (epnum == 4) { - if (urb->hcpriv) { - /*printk("CWY - urb->hcpriv set by unknown reason, reset it\n"); - //urb->hcpriv = 0;*/ - } - } - - ret = usb_submit_urb(urb, GFP_ATOMIC); - if ((epnum == 4) & (ret != 0)) { - /*printk("CWY - ret = %x\n", ret);*/ - } - return ret; -} - -u32_t zfLnxUsbSubmitIntUrb(urb_t *urb, struct usb_device *usb, u16_t epnum, u16_t direction, - void *transfer_buffer, int buffer_length, usb_complete_t complete, void *context, - u32_t interval) -{ - u32_t ret; - - if (direction == USB_DIR_OUT) { - usb_fill_int_urb(urb, usb, usb_sndbulkpipe(usb, epnum), - transfer_buffer, buffer_length, complete, context, interval); - } else { - usb_fill_int_urb(urb, usb, usb_rcvbulkpipe(usb, epnum), - transfer_buffer, buffer_length, complete, context, interval); - } - - ret = usb_submit_urb(urb, GFP_ATOMIC); - - return ret; -} - -#ifdef ZM_ENABLE_CENC -int zfLnxCencSendMsg(struct sock *netlink_sk, u_int8_t *msg, int len) -{ -#define COMMTYPE_GROUP 8 -#define WAI_K_MSG 0x11 - - int ret = -1; - int size; - unsigned char *old_tail; - struct sk_buff *skb; - struct nlmsghdr *nlh; - char *pos = NULL; - - size = NLMSG_SPACE(len); - skb = alloc_skb(size, GFP_ATOMIC); - - if (skb == NULL) { - printk("dev_alloc_skb failure \n"); - goto out; - } - old_tail = skb->tail; - - /* */ - nlh = NLMSG_PUT(skb, 0, 0, WAI_K_MSG, size-sizeof(*nlh)); - pos = NLMSG_DATA(nlh); - - /* */ - memcpy(pos, msg, len); - /* */ - nlh->nlmsg_len = skb->tail - old_tail; - NETLINK_CB(skb).dst_group = COMMTYPE_GROUP; - netlink_broadcast(netlink_sk, skb, 0, COMMTYPE_GROUP, GFP_ATOMIC); - ret = 0; -out: - return ret; -nlmsg_failure: /* */ - kfree_skb(skb); - goto out; - -#undef COMMTYPE_GROUP -#undef WAI_K_MSG -} -#endif /*ZM_ENABLE_CENC*/ - -/* Simply return 0xffff if VAP function is not supported */ -u16_t zfLnxGetVapId(zdev_t *dev) -{ - u16_t i; - - for (i = 0; i < ZM_VAP_PORT_NUMBER; i++) { - if (vap[i].dev == dev) { - return i; - } - } - return 0xffff; -} - -u32_t zfwReadReg(zdev_t *dev, u32_t offset) -{ - return 0; -} - -#ifndef INIT_WORK -#define work_struct tq_struct - -#define schedule_work(a) schedule_task(a) - -#define flush_scheduled_work flush_scheduled_tasks -#define INIT_WORK(_wq, _routine, _data) INIT_TQUEUE(_wq, _routine, _data) -#define PREPARE_WORK(_wq, _routine, _data) PREPARE_TQUEUE(_wq, _routine, _data) -#endif - -#define KEVENT_WATCHDOG 0x00000001 - -u32_t smp_kevent_Lock = 0; - -void kevent(struct work_struct *work) -{ - struct usbdrv_private *macp = - container_of(work, struct usbdrv_private, kevent); - zdev_t *dev = macp->device; - - if (test_and_set_bit(0, (void *)&smp_kevent_Lock)) { - /*schedule_work(&macp->kevent);*/ - return; - } - - down(&macp->ioctl_sem); - - if (test_and_clear_bit(KEVENT_WATCHDOG, &macp->kevent_flags)) { - extern u16_t zfHpStartRecv(zdev_t *dev); - /*zfiHwWatchDogReinit(dev);*/ - printk(("\n ************ Hw watchDog occur!! ************** \n")); - zfiWlanSuspend(dev); - zfiWlanResume(dev , 0); - zfHpStartRecv(dev); - } - - clear_bit(0, (void *)&smp_kevent_Lock); - up(&macp->ioctl_sem); -} - -/************************************************************************/ -/* */ -/* FUNCTION DESCRIPTION zfLnxCreateThread */ -/* Create a Thread */ -/* */ -/* INPUTS */ -/* dev : device pointer */ -/* */ -/* OUTPUTS */ -/* always 0 */ -/* */ -/* AUTHOR */ -/* Yuan-Gu Wei Atheros Communications, INC. 2007.3 */ -/* */ -/************************************************************************/ -u8_t zfLnxCreateThread(zdev_t *dev) -{ - struct usbdrv_private *macp = dev->ml_priv; - - /* Create Mutex and keventd */ - INIT_WORK(&macp->kevent, kevent); - init_MUTEX(&macp->ioctl_sem); - - return 0; -} - -/************************************************************************/ -/* */ -/* FUNCTION DESCRIPTION zfLnxSignalThread */ -/* Signal Thread with Flag */ -/* */ -/* INPUTS */ -/* dev : device pointer */ -/* flag : signal thread flag */ -/* */ -/* OUTPUTS */ -/* none */ -/* */ -/* AUTHOR */ -/* Yuan-Gu Wei Atheros Communications, INC. 2007.3 */ -/* */ -/************************************************************************/ -void zfLnxSignalThread(zdev_t *dev, int flag) -{ - struct usbdrv_private *macp = dev->ml_priv; - - if (macp == NULL) { - printk("macp is NULL\n"); - return; - } - - if (0 && macp->kevent_ready != 1) { - printk("Kevent not ready\n"); - return; - } - - set_bit(flag, &macp->kevent_flags); - - if (!schedule_work(&macp->kevent)) { - /*Fails is Normal - //printk(KERN_ERR "schedule_task failed, flag = %x\n", flag);*/ - } -} - -/* Notify wrapper todo redownload firmware and reinit procedure when */ -/* hardware watchdog occur : zfiHwWatchDogReinit() */ -void zfLnxWatchDogNotify(zdev_t *dev) -{ - zfLnxSignalThread(dev, KEVENT_WATCHDOG); -} - -/* Query Durantion of Active Scan */ -void zfwGetActiveScanDur(zdev_t *dev, u8_t *Dur) -{ - *Dur = 30; /* default 30 ms*/ -} - -void zfwGetShowZeroLengthSSID(zdev_t *dev, u8_t *Dur) -{ - *Dur = 0; -} - |
