diff options
Diffstat (limited to 'wl1271/platforms/os/linux/src/RxBuf.c')
| -rw-r--r-- | wl1271/platforms/os/linux/src/RxBuf.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/wl1271/platforms/os/linux/src/RxBuf.c b/wl1271/platforms/os/linux/src/RxBuf.c deleted file mode 100644 index bda7c10..0000000 --- a/wl1271/platforms/os/linux/src/RxBuf.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * RxBuf.c - * - * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name Texas Instruments nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - - -/** \file buf.c - * \brief Linux buf implementation. - * - * \see - */ - -#include "tidef.h" -#include "RxBuf_linux.h" -#include <linux/netdevice.h> -/*--------------------------------------------------------------------------------------*/ -/* - * Allocate BUF Rx packets. - * Add 16 bytes before the data buffer for WSPI overhead! - */ -void *RxBufAlloc(TI_HANDLE hOs, TI_UINT32 len,PacketClassTag_e ePacketClassTag) -{ - TI_UINT32 alloc_len = len + WSPI_PAD_BYTES + PAYLOAD_ALIGN_PAD_BYTES + RX_HEAD_LEN_ALIGNED; - struct sk_buff *skb; - rx_head_t *rx_head; - gfp_t flags = (in_atomic()) ? GFP_ATOMIC : GFP_KERNEL; - - skb = alloc_skb(alloc_len, flags); - if (!skb) - { - return NULL; - } - rx_head = (rx_head_t *)skb->head; - rx_head->skb = skb; - skb_reserve(skb, RX_HEAD_LEN_ALIGNED + WSPI_PAD_BYTES); -/* - printk("-->> RxBufAlloc(len=%d) skb=0x%x skb->data=0x%x skb->head=0x%x skb->len=%d\n", - (int)len, (int)skb, (int)skb->data, (int)skb->head, (int)skb->len); -*/ - return skb->data; - -} - -/*--------------------------------------------------------------------------------------*/ - -inline void RxBufFree(TI_HANDLE hOs, void *pBuf) -{ - unsigned char *pdata = (unsigned char *)((TI_UINT32)pBuf & ~(TI_UINT32)0x3); - rx_head_t *rx_head = (rx_head_t *)(pdata - WSPI_PAD_BYTES - RX_HEAD_LEN_ALIGNED); - struct sk_buff *skb = rx_head->skb; - -#ifdef TI_DBG - if ((TI_UINT32)pBuf & 0x3) - { - if ((TI_UINT32)pBuf - (TI_UINT32)skb->data != 2) - { - printk("RxBufFree() address error skb=0x%x skb->data=0x%x pPacket=0x%x !!!\n",(int)skb, (int)skb->data, (int)pBuf); - } - } - else - { - if ((TI_UINT32)skb->data != (TI_UINT32)pBuf) - { - printk("RxBufFree() address error skb=0x%x skb->data=0x%x pPacket=0x%x !!!\n",(int)skb, (int)skb->data, (int)pBuf); - } - } -#endif -/* - printk("-->> RxBufFree() skb=0x%x skb->data=0x%x skb->head=0x%x skb->len=%d\n", - (int)skb, (int)skb->data, (int)skb->head, (int)skb->len); -*/ - dev_kfree_skb(skb); -} |