/*
* Initialize recv private variable for hardware dependent
* 1. recv buf
* 2. recv tasklet
*
*/
s32 rtl8723as_init_recv_priv(PADAPTER padapter)
{
s32 res;
u32 i, n;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
res = _SUCCESS;
precvpriv = &padapter->recvpriv;
//3 1. init recv buffer
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
n = NR_RECVBUFF * sizeof(struct recv_buf) + 4;
precvpriv->pallocated_recv_buf = rtw_zmalloc(n);
if (precvpriv->pallocated_recv_buf == NULL) {
res = _FAIL;
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("alloc recv_buf fail!\n"));
goto exit;
}
precvpriv->precv_buf = (u8*)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_recv_buf), 4);
// init each recv buffer
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
for (i = 0; i < NR_RECVBUFF; i++)
{
res = initrecvbuf(precvbuf, padapter);
if (res == _FAIL)
break;
res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
if (res == _FAIL) {
freerecvbuf(precvbuf);
break;
}
rtw_list_insert_tail(&precvbuf->list, &precvpriv->free_recv_buf_queue.queue);
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = i;
if (res == _FAIL)
goto initbuferror;
//3 2. init tasklet
#ifdef PLATFORM_LINUX
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))rtl8723as_recv_tasklet,
(unsigned long)padapter);
#endif
goto exit;
initbuferror:
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
if (precvbuf) {
n = precvpriv->free_recv_buf_queue_cnt;
precvpriv->free_recv_buf_queue_cnt = 0;
for (i = 0; i < n ; i++)
{
rtw_list_delete(&precvbuf->list);
rtw_os_recvbuf_resource_free(padapter, precvbuf);
freerecvbuf(precvbuf);
precvbuf++;
}
precvpriv->precv_buf = NULL;
}
if (precvpriv->pallocated_recv_buf) {
n = NR_RECVBUFF * sizeof(struct recv_buf) + 4;
rtw_mfree(precvpriv->pallocated_recv_buf, n);
precvpriv->pallocated_recv_buf = NULL;
}
exit:
return res;
}
/*
* Initialize recv private variable for hardware dependent
* 1. recv buf
* 2. recv tasklet
*
*/
s32 rtl8723as_init_recv_priv(PADAPTER padapter)
{
s32 res;
u32 i, n;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
res = _SUCCESS;
precvpriv = &padapter->recvpriv;
//3 1. init recv buffer
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
n = NR_RECVBUFF * sizeof(struct recv_buf) + 4;
precvpriv->pallocated_recv_buf = rtw_zmalloc(n);
if (precvpriv->pallocated_recv_buf == NULL) {
res = _FAIL;
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("alloc recv_buf fail!\n"));
goto exit;
}
precvpriv->precv_buf = (u8*)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_recv_buf), 4);
// init each recv buffer
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
for (i = 0; i < NR_RECVBUFF; i++)
{
res = initrecvbuf(precvbuf, padapter);
if (res == _FAIL)
break;
res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
if (res == _FAIL) {
freerecvbuf(precvbuf);
break;
}
#ifdef CONFIG_SDIO_RX_COPY
if (precvbuf->pskb == NULL) {
SIZE_PTR tmpaddr=0;
SIZE_PTR alignment=0;
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)) // http://www.mail-archive.com/[email protected]/msg17214.html
precvbuf->pskb = dev_alloc_skb(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
#else
precvbuf->pskb = netdev_alloc_skb(padapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
#endif
if(precvbuf->pskb)
{
precvbuf->pskb->dev = padapter->pnetdev;
tmpaddr = (SIZE_PTR)precvbuf->pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
}
if (precvbuf->pskb == NULL) {
DBG_871X("%s: alloc_skb fail!\n", __FUNCTION__);
}
}
#endif
rtw_list_insert_tail(&precvbuf->list, &precvpriv->free_recv_buf_queue.queue);
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = i;
if (res == _FAIL)
goto initbuferror;
//3 2. init tasklet
#ifdef PLATFORM_LINUX
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))rtl8723as_recv_tasklet,
(unsigned long)padapter);
#endif
goto exit;
initbuferror:
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
if (precvbuf) {
n = precvpriv->free_recv_buf_queue_cnt;
precvpriv->free_recv_buf_queue_cnt = 0;
for (i = 0; i < n ; i++)
{
rtw_list_delete(&precvbuf->list);
rtw_os_recvbuf_resource_free(padapter, precvbuf);
freerecvbuf(precvbuf);
precvbuf++;
}
precvpriv->precv_buf = NULL;
}
if (precvpriv->pallocated_recv_buf) {
n = NR_RECVBUFF * sizeof(struct recv_buf) + 4;
rtw_mfree(precvpriv->pallocated_recv_buf, n);
precvpriv->pallocated_recv_buf = NULL;
}
exit:
return res;
}
/*
* Initialize recv private variable for hardware dependent
* 1. recv buf
* 2. recv tasklet
*
*/
s32 rtl8723bs_init_recv_priv(PADAPTER padapter)
{
s32 res;
u32 i, n;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
res = _SUCCESS;
precvpriv = &padapter->recvpriv;
/* 3 1. init recv buffer */
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
n = NR_RECVBUFF * sizeof(struct recv_buf) + 4;
precvpriv->pallocated_recv_buf = rtw_zmalloc(n);
if (precvpriv->pallocated_recv_buf == NULL) {
res = _FAIL;
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("alloc recv_buf fail!\n"));
goto exit;
}
precvpriv->precv_buf = (u8*)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_recv_buf), 4);
/* init each recv buffer */
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
for (i = 0; i < NR_RECVBUFF; i++)
{
res = initrecvbuf(precvbuf, padapter);
if (res == _FAIL)
break;
if (precvbuf->pskb == NULL) {
SIZE_PTR tmpaddr =0;
SIZE_PTR alignment =0;
precvbuf->pskb = rtw_skb_alloc(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
if (precvbuf->pskb)
{
precvbuf->pskb->dev = padapter->pnetdev;
tmpaddr = (SIZE_PTR)precvbuf->pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
}
if (precvbuf->pskb == NULL) {
DBG_871X("%s: alloc_skb fail!\n", __FUNCTION__);
}
}
list_add_tail(&precvbuf->list, &precvpriv->free_recv_buf_queue.queue);
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = i;
if (res == _FAIL)
goto initbuferror;
/* 3 2. init tasklet */
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))rtl8723bs_recv_tasklet,
(unsigned long)padapter);
goto exit;
initbuferror:
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
if (precvbuf) {
n = precvpriv->free_recv_buf_queue_cnt;
precvpriv->free_recv_buf_queue_cnt = 0;
for (i = 0; i < n ; i++)
{
list_del_init(&precvbuf->list);
rtw_os_recvbuf_resource_free(padapter, precvbuf);
precvbuf++;
}
precvpriv->precv_buf = NULL;
}
if (precvpriv->pallocated_recv_buf) {
n = NR_RECVBUFF * sizeof(struct recv_buf) + 4;
kfree(precvpriv->pallocated_recv_buf);
precvpriv->pallocated_recv_buf = NULL;
}
exit:
return res;
}
