static struct recv_buf *sd_recv_rxfifo(struct adapter *adapter, u32 size)
{
u32 readsize, ret;
u8 *readbuf;
struct recv_priv *recv_priv;
struct recv_buf *recvbuf;
/* Patch for some SDIO Host 4 bytes issue */
/* ex. RK3188 */
readsize = RND4(size);
/* 3 1. alloc recvbuf */
recv_priv = &adapter->recvpriv;
recvbuf = rtw_dequeue_recvbuf(&recv_priv->free_recv_buf_queue);
if (!recvbuf) {
DBG_871X_LEVEL(_drv_err_, "%s: alloc recvbuf FAIL!\n", __func__);
return NULL;
}
/* 3 2. alloc skb */
if (!recvbuf->pskb) {
SIZE_PTR tmpaddr = 0;
SIZE_PTR alignment = 0;
recvbuf->pskb = rtw_skb_alloc(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
if (recvbuf->pskb) {
recvbuf->pskb->dev = adapter->pnetdev;
tmpaddr = (SIZE_PTR)recvbuf->pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
skb_reserve(recvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
}
if (!recvbuf->pskb) {
DBG_871X("%s: alloc_skb fail! read =%d\n", __func__, readsize);
return NULL;
}
}
/* 3 3. read data from rxfifo */
readbuf = recvbuf->pskb->data;
ret = sdio_read_port(&adapter->iopriv.intf, WLAN_RX0FF_DEVICE_ID, readsize, readbuf);
if (ret == _FAIL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: read port FAIL!\n", __func__));
return NULL;
}
/* 3 4. init recvbuf */
recvbuf->len = size;
recvbuf->phead = recvbuf->pskb->head;
recvbuf->pdata = recvbuf->pskb->data;
skb_set_tail_pointer(recvbuf->pskb, size);
recvbuf->ptail = skb_tail_pointer(recvbuf->pskb);
recvbuf->pend = skb_end_pointer(recvbuf->pskb);
return recvbuf;
}
static struct recv_buf* sd_recv_rxfifo(PADAPTER padapter, u32 size)
{
u32 readsize, ret;
u8 *preadbuf;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
readsize = size;
//3 1. alloc recvbuf
precvpriv = &padapter->recvpriv;
precvbuf = rtw_dequeue_recvbuf(&precvpriv->free_recv_buf_queue);
if (precvbuf == NULL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: alloc recvbuf FAIL!\n", __FUNCTION__));
return NULL;
}
//3 2. alloc skb
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! read=%d\n", __FUNCTION__, readsize);
return NULL;
}
}
//3 3. read data from rxfifo
preadbuf = precvbuf->pskb->data;
// rtw_read_port(padapter, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
ret = sdio_read_port(&padapter->iopriv.intf, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
if (ret == _FAIL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: read port FAIL!\n", __FUNCTION__));
return NULL;
}
//3 4. init recvbuf
precvbuf->len = readsize;
precvbuf->phead = precvbuf->pskb->head;
precvbuf->pdata = precvbuf->pskb->data;
skb_set_tail_pointer(precvbuf->pskb, readsize);
precvbuf->ptail = skb_tail_pointer(precvbuf->pskb);
precvbuf->pend = skb_end_pointer(precvbuf->pskb);
return precvbuf;
}
static struct recv_buf* sd_recv_rxfifo(PADAPTER padapter, u32 size)
{
u32 readsize, allocsize, ret;
u8 *preadbuf;
_pkt *ppkt;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
readsize = size;
//3 1. alloc skb
// align to block size
allocsize = _RND(readsize, padapter->dvobjpriv.intf_data.block_transfer_len);
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)) // http://www.mail-archive.com/[email protected]/msg17214.html
ppkt = dev_alloc_skb(allocsize);
#else
ppkt = netdev_alloc_skb(padapter->pnetdev, allocsize);
#endif
if (ppkt == NULL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: alloc_skb fail! alloc=%d read=%d\n", __FUNCTION__, allocsize, readsize));
return NULL;
}
//3 2. read data from rxfifo
preadbuf = skb_put(ppkt, readsize);
// rtw_read_port(padapter, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
ret = sdio_read_port(&padapter->iopriv.intf, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
if (ret == _FAIL) {
dev_kfree_skb_any(ppkt);
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: read port FAIL!\n", __FUNCTION__));
return NULL;
}
//3 3. alloc recvbuf
precvpriv = &padapter->recvpriv;
precvbuf = rtw_dequeue_recvbuf(&precvpriv->free_recv_buf_queue);
if (precvbuf == NULL) {
dev_kfree_skb_any(ppkt);
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: alloc recvbuf FAIL!\n", __FUNCTION__));
return NULL;
}
//3 4. init recvbuf
precvbuf->pskb = ppkt;
precvbuf->len = ppkt->len;
precvbuf->phead = ppkt->head;
precvbuf->pdata = ppkt->data;
#ifdef NET_SKBUFF_DATA_USES_OFFSET
precvbuf->ptail = ppkt->head + ppkt->tail;
precvbuf->pend = ppkt->head + ppkt->end;
#else
precvbuf->ptail = ppkt->tail;
precvbuf->pend = ppkt->end;
#endif
return precvbuf;
}
static struct recv_buf* sd_recv_rxfifo(PADAPTER padapter, u32 size)
{
u32 readsize, allocsize, ret;
u8 *preadbuf;
_pkt *ppkt;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
readsize = size;
//3 1. alloc skb
// align to block size
allocsize = _RND(readsize, adapter_to_dvobj(padapter)->intf_data.block_transfer_len);
ppkt = rtw_skb_alloc(allocsize);
if (ppkt == NULL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: alloc_skb fail! alloc=%d read=%d\n", __FUNCTION__, allocsize, readsize));
return NULL;
}
//3 2. read data from rxfifo
preadbuf = skb_put(ppkt, readsize);
// rtw_read_port(padapter, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
ret = sdio_read_port(&padapter->iopriv.intf, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
if (ret == _FAIL) {
rtw_skb_free(ppkt);
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: read port FAIL!\n", __FUNCTION__));
return NULL;
}
//3 3. alloc recvbuf
precvpriv = &padapter->recvpriv;
precvbuf = rtw_dequeue_recvbuf(&precvpriv->free_recv_buf_queue);
if (precvbuf == NULL) {
rtw_skb_free(ppkt);
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: alloc recvbuf FAIL!\n", __FUNCTION__));
return NULL;
}
//3 4. init recvbuf
precvbuf->pskb = ppkt;
precvbuf->len = ppkt->len;
precvbuf->phead = ppkt->head;
precvbuf->pdata = ppkt->data;
precvbuf->ptail = skb_tail_pointer(precvbuf->pskb);
precvbuf->pend = skb_end_pointer(precvbuf->pskb);
return precvbuf;
}
static void sd_recv_loopback(PADAPTER padapter, u32 size)
{
PLOOPBACKDATA ploopback;
u32 readsize, allocsize;
u8 *preadbuf;
readsize = size;
DBG_8192C("%s: read size=%d\n", __func__, readsize);
allocsize = _RND(readsize, adapter_to_dvobj(padapter)->intf_data.block_transfer_len);
ploopback = padapter->ploopback;
if (ploopback) {
ploopback->rxsize = readsize;
preadbuf = ploopback->rxbuf;
}
else {
preadbuf = rtw_malloc(allocsize);
if (preadbuf == NULL) {
DBG_8192C("%s: malloc fail size=%d\n", __func__, allocsize);
return;
}
}
// rtw_read_port(padapter, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
sdio_read_port(&padapter->iopriv.intf, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
if (ploopback)
_rtw_up_sema(&ploopback->sema);
else {
u32 i;
DBG_8192C("%s: drop pkt\n", __func__);
for (i = 0; i < readsize; i+=4) {
DBG_8192C("%08X", *(u32*)(preadbuf + i));
if ((i+4) & 0x1F) printk(" ");
else printk("\n");
}
printk("\n");
rtw_mfree(preadbuf, allocsize);
}
}
static struct recv_buf* sd_recv_rxfifo(PADAPTER padapter, u32 size)
{
u32 readsize, ret;
u8 *preadbuf;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
readsize = size;
//3 1. alloc recvbuf
precvpriv = &padapter->recvpriv;
precvbuf = rtw_dequeue_recvbuf(&precvpriv->free_recv_buf_queue);
if (precvbuf == NULL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: alloc recvbuf FAIL!\n", __FUNCTION__));
return NULL;
}
//3 2. alloc skb
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, GFP_KERNEL);
#else
precvbuf->pskb = __netdev_alloc_skb(padapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ, GFP_KERNEL);
#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! read=%d\n", __FUNCTION__, readsize);
return NULL;
}
}
//3 3. read data from rxfifo
preadbuf = precvbuf->pskb->data;
// rtw_read_port(padapter, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
ret = sdio_read_port(&padapter->iopriv.intf, WLAN_RX0FF_DEVICE_ID, readsize, preadbuf);
if (ret == _FAIL) {
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s: read port FAIL!\n", __FUNCTION__));
return NULL;
}
//3 4. init recvbuf
precvbuf->len = readsize;
precvbuf->phead = precvbuf->pskb->head;
precvbuf->pdata = precvbuf->pskb->data;
skb_set_tail_pointer(precvbuf->pskb, readsize);
precvbuf->ptail = skb_tail_pointer(precvbuf->pskb);
precvbuf->pend = skb_end_pointer(precvbuf->pskb);
return precvbuf;
}
