int rtw_os_xmit_resource_alloc(_adapter *padapter, struct xmit_buf *pxmitbuf,u32 alloc_sz)
{
#ifdef CONFIG_USB_HCI
int i;
struct dvobj_priv *pdvobjpriv = &padapter->dvobjpriv;
struct usb_device *pusbd = pdvobjpriv->pusbdev;
#ifdef CONFIG_USE_USB_BUFFER_ALLOC
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
pxmitbuf->pallocated_buf = usb_alloc_coherent(pusbd, (size_t)alloc_sz, GFP_ATOMIC, &pxmitbuf->dma_transfer_addr);
#else
pxmitbuf->pallocated_buf = usb_buffer_alloc(pusbd, (size_t)alloc_sz, GFP_ATOMIC, &pxmitbuf->dma_transfer_addr);
#endif
pxmitbuf->pbuf = pxmitbuf->pallocated_buf;
if(pxmitbuf->pallocated_buf == NULL)
return _FAIL;
#else
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
{
return _FAIL;
}
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
pxmitbuf->dma_transfer_addr = 0;
#endif
for(i=0; i<8; i++)
{
pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
if(pxmitbuf->pxmit_urb[i] == NULL)
{
DBG_8192C("pxmitbuf->pxmit_urb[i]==NULL");
return _FAIL;
}
}
#endif
#ifdef CONFIG_PCI_HCI
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
{
return _FAIL;
}
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
#endif
return _SUCCESS;
}
int rtw_os_xmit_resource_alloc(_adapter *padapter, struct xmit_buf *pxmitbuf,u32 alloc_sz)
{
#ifdef CONFIG_USB_HCI
int i;
struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
struct usb_device *pusbd = pdvobjpriv->pusbdev;
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_TX
pxmitbuf->pallocated_buf = rtw_usb_buffer_alloc(pusbd, (size_t)alloc_sz, &pxmitbuf->dma_transfer_addr);
pxmitbuf->pbuf = pxmitbuf->pallocated_buf;
if(pxmitbuf->pallocated_buf == NULL)
return _FAIL;
#else // CONFIG_USE_USB_BUFFER_ALLOC_TX
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
{
return _FAIL;
}
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
pxmitbuf->dma_transfer_addr = 0;
#endif // CONFIG_USE_USB_BUFFER_ALLOC_TX
for(i=0; i<8; i++)
{
pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
if(pxmitbuf->pxmit_urb[i] == NULL)
{
DBG_871X("pxmitbuf->pxmit_urb[i]==NULL");
return _FAIL;
}
}
#endif
#if defined(CONFIG_PCI_HCI) || defined(CONFIG_SDIO_HCI)
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
{
return _FAIL;
}
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
#endif
return _SUCCESS;
}
int rtw_os_xmit_resource_alloc(_adapter *padapter, struct xmit_buf *pxmitbuf, u32 alloc_sz, u8 flag)
{
if (alloc_sz > 0) {
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
{
return _FAIL;
}
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
}
if (flag) {
int i;
for(i=0; i<8; i++) {
pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
if(pxmitbuf->pxmit_urb[i] == NULL) {
DBG_871X("pxmitbuf->pxmit_urb[i]==NULL");
return _FAIL;
}
}
}
return _SUCCESS;
}
static u32 _rtl92s_fill_h2c_cmd(struct sk_buff *skb, u32 h2cbufferlen,
u32 cmd_num, u32 *pelement_id, u32 *pcmd_len,
u8 **pcmb_buffer, u8 *cmd_start_seq)
{
u32 totallen = 0, len = 0;
u8 *ph2c_buffer, *prev = NULL;
u8 i = 0;
do {
/* 8 - Byte aligment */
len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8);
/* Buffer length is not enough */
if (h2cbufferlen < totallen + len)
break;
/* Clear content */
ph2c_buffer = (u8 *)skb_put(skb, (u32)len);
memset(ph2c_buffer, 0, len);
/* CMD len */
SET_BITS_TO_LE_4BYTE(ph2c_buffer, 0, 16,
N_BYTE_ALIGMENT(pcmd_len[i], 8));
/* CMD ID */
SET_BITS_TO_LE_4BYTE(ph2c_buffer, 16, 8, pelement_id[i]);
/* CMD Sequence */
*cmd_start_seq = *cmd_start_seq % 0x80;
SET_BITS_TO_LE_4BYTE(ph2c_buffer, 24, 7, *cmd_start_seq);
++*cmd_start_seq;
/* Copy memory */
memcpy((ph2c_buffer + H2C_TX_CMD_HDR_LEN),
pcmb_buffer[i], pcmd_len[i]);
/* CMD continue */
/* set the continue in prevoius cmd. */
if (prev)
SET_BITS_TO_LE_4BYTE(prev, 31, 1, 1);
prev = ph2c_buffer;
totallen += len;
} while (++i < cmd_num);
return totallen;
}
int rtl8188eu_init_recv_priv(struct adapter *padapter)
{
struct recv_priv *precvpriv = &padapter->recvpriv;
int i, res = _SUCCESS;
struct recv_buf *precvbuf;
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))rtl8188eu_recv_tasklet,
(unsigned long)padapter);
/* init recv_buf */
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
precvpriv->pallocated_recv_buf = kzalloc(NR_RECVBUFF * sizeof(struct recv_buf) + 4, GFP_KERNEL);
if (precvpriv->pallocated_recv_buf == NULL) {
res = _FAIL;
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("alloc recv_buf fail!\n"));
goto exit;
}
memset(precvpriv->pallocated_recv_buf, 0, NR_RECVBUFF * sizeof(struct recv_buf) + 4);
precvpriv->precv_buf = (u8 *)N_BYTE_ALIGMENT((size_t)(precvpriv->pallocated_recv_buf), 4);
precvbuf = (struct recv_buf *)precvpriv->precv_buf;
for (i = 0; i < NR_RECVBUFF; i++) {
res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
if (res == _FAIL)
break;
precvbuf->adapter = padapter;
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = NR_RECVBUFF;
skb_queue_head_init(&precvpriv->rx_skb_queue);
{
int i;
size_t tmpaddr = 0;
size_t alignment = 0;
struct sk_buff *pskb = NULL;
skb_queue_head_init(&precvpriv->free_recv_skb_queue);
for (i = 0; i < NR_PREALLOC_RECV_SKB; i++) {
pskb = __netdev_alloc_skb(padapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ, GFP_KERNEL);
if (pskb) {
pskb->dev = padapter->pnetdev;
tmpaddr = (size_t)pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
skb_reserve(pskb, (RECVBUFF_ALIGN_SZ - alignment));
skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
}
pskb = NULL;
}
}
exit:
return res;
}
int rtw_os_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *pxmitbuf, u32 alloc_sz, u8 flag)
{
if (alloc_sz > 0) {
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
return _FAIL;
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
}
return _SUCCESS;
}
u32
FillH2CCmd(
struct sk_buff *skb,
u32 H2CBufferLen,
u32 CmdNum,
u32* pElementID,
u32* pCmdLen,
u8** pCmbBuffer,
u8* CmdStartSeq
)
{
u8 i = 0;
u32 TotalLen = 0, Len = 0, TxDescLen = 0;
u32 preContinueOffset = 0;
u8* pH2CBuffer;
do
{
Len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pCmdLen[i], 8);
if(H2CBufferLen < TotalLen + Len + TxDescLen)
break;
pH2CBuffer = (u8 *) skb_put(skb, (u32)Len);
memset((pH2CBuffer + TotalLen + TxDescLen),0,Len);
SET_BITS_TO_LE_4BYTE((pH2CBuffer + TotalLen + TxDescLen), 0, 16, pCmdLen[i]);
SET_BITS_TO_LE_4BYTE((pH2CBuffer + TotalLen + TxDescLen), 16, 8, pElementID[i]);
*CmdStartSeq = *CmdStartSeq % 0x80;
SET_BITS_TO_LE_4BYTE((pH2CBuffer + TotalLen + TxDescLen), 24, 7, *CmdStartSeq);
++ *CmdStartSeq;
memcpy((pH2CBuffer + TotalLen + TxDescLen + H2C_TX_CMD_HDR_LEN), pCmbBuffer[i], pCmdLen[i]);
if(i < CmdNum - 1)
SET_BITS_TO_LE_4BYTE((pH2CBuffer + preContinueOffset), 31, 1, 1);
preContinueOffset = TotalLen;
TotalLen += Len;
}while(++ i < CmdNum);
return TotalLen;
}
/*
* Initialize recv private variable for hardware dependent
* 1. recv buf
* 2. recv tasklet
*
*/
s32 rtl8195as_init_recv_priv(PADAPTER padapter)
{
s32 res;
u32 i, n;
struct recv_buf *precvbuf;
struct recv_priv *precvpriv = &padapter->recvpriv;
res = _SUCCESS;
//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;
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++)
{
_rtw_init_listhead(&precvbuf->list);
precvbuf->adapter = padapter;
rtw_list_insert_tail(&precvbuf->list, &precvpriv->free_recv_buf_queue.queue);
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = i;
//3 2. init tasklet
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))rtl8195as_recv_tasklet,
(unsigned long)padapter);
goto exit;
exit:
return res;
}
static u32 _rtl92s_get_h2c_cmdlen( u32 h2cbufferlen, u32 cmd_num, u32 *pcmd_len )
{
u32 totallen = 0, len = 0, tx_desclen = 0;
u8 i = 0;
do {
/* 8 - Byte aligment */
len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT( pcmd_len[i], 8 );
/* Buffer length is not enough */
if ( h2cbufferlen < totallen + len + tx_desclen )
break;
totallen += len;
} while ( ++i < cmd_num );
return totallen + tx_desclen;
}
int rtw_os_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *pxmitbuf, u32 alloc_sz)
{
int i;
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
return _FAIL;
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((size_t)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
pxmitbuf->dma_transfer_addr = 0;
for (i = 0; i < 8; i++) {
pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
if (pxmitbuf->pxmit_urb[i] == NULL) {
DBG_88E("pxmitbuf->pxmit_urb[i]==NULL");
return _FAIL;
}
}
return _SUCCESS;
}
u32
GetH2CCmdLen(
u32 H2CBufferLen,
u32 CmdNum,
u32* pCmdLen
)
{
u8 i = 0;
u32 TotalLen = 0, Len = 0, TxDescLen = 0;
do
{
Len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pCmdLen[i], 8);
if(H2CBufferLen < TotalLen + Len + TxDescLen)
break;
TotalLen += Len;
}while(++ i < CmdNum);
return TotalLen + TxDescLen;
}
int rtw_os_xmit_resource_alloc(_adapter *padapter, struct xmit_buf *pxmitbuf, u32 alloc_sz, u8 flag)
{
if (alloc_sz > 0) {
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_TX
struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
struct usb_device *pusbd = pdvobjpriv->pusbdev;
pxmitbuf->pallocated_buf = rtw_usb_buffer_alloc(pusbd, (size_t)alloc_sz, &pxmitbuf->dma_transfer_addr);
pxmitbuf->pbuf = pxmitbuf->pallocated_buf;
if (pxmitbuf->pallocated_buf == NULL)
return _FAIL;
#else /* CONFIG_USE_USB_BUFFER_ALLOC_TX */
pxmitbuf->pallocated_buf = rtw_zmalloc(alloc_sz);
if (pxmitbuf->pallocated_buf == NULL)
return _FAIL;
pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
#endif /* CONFIG_USE_USB_BUFFER_ALLOC_TX */
}
if (flag) {
#ifdef CONFIG_USB_HCI
int i;
for (i = 0; i < 8; i++) {
pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
if (pxmitbuf->pxmit_urb[i] == NULL) {
RTW_INFO("pxmitbuf->pxmit_urb[i]==NULL");
return _FAIL;
}
}
#endif
}
return _SUCCESS;
}
/*
* 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 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;
}
int rtl8192cu_init_recv_priv(_adapter *padapter)
{
struct recv_priv *precvpriv = &padapter->recvpriv;
int i, res = _SUCCESS;
struct recv_buf *precvbuf;
#ifdef CONFIG_RECV_THREAD_MODE
_rtw_init_sema(&precvpriv->recv_sema, 0);//will be removed
_rtw_init_sema(&precvpriv->terminate_recvthread_sema, 0);//will be removed
#endif
#ifdef PLATFORM_LINUX
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))rtl8192cu_recv_tasklet,
(unsigned long)padapter);
#endif
#ifdef CONFIG_USB_INTERRUPT_IN_PIPE
#ifdef PLATFORM_LINUX
precvpriv->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
if(precvpriv->int_in_urb == NULL){
DBG_8192C("alloc_urb for interrupt in endpoint fail !!!!\n");
}
#endif
precvpriv->int_in_buf = rtw_zmalloc(sizeof(INTERRUPT_MSG_FORMAT_EX));
if(precvpriv->int_in_buf == NULL){
DBG_8192C("alloc_mem for interrupt in endpoint fail !!!!\n");
}
#endif
//init recv_buf
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
#endif // CONFIG_USE_USB_BUFFER_ALLOC_RX
precvpriv->pallocated_recv_buf = rtw_zmalloc(NR_RECVBUFF *sizeof(struct recv_buf) + 4);
if(precvpriv->pallocated_recv_buf==NULL){
res= _FAIL;
RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,("alloc recv_buf fail!\n"));
goto exit;
}
_rtw_memset(precvpriv->pallocated_recv_buf, 0, NR_RECVBUFF *sizeof(struct recv_buf) + 4);
precvpriv->precv_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_recv_buf), 4);
//precvpriv->precv_buf = precvpriv->pallocated_recv_buf + 4 -
// ((uint) (precvpriv->pallocated_recv_buf) &(4-1));
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
for(i=0; i < NR_RECVBUFF ; i++)
{
_rtw_init_listhead(&precvbuf->list);
_rtw_spinlock_init(&precvbuf->recvbuf_lock);
precvbuf->alloc_sz = MAX_RECVBUF_SZ;
res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
if(res==_FAIL)
break;
precvbuf->ref_cnt = 0;
precvbuf->adapter =padapter;
//rtw_list_insert_tail(&precvbuf->list, &(precvpriv->free_recv_buf_queue.queue));
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = NR_RECVBUFF;
#ifdef PLATFORM_LINUX
skb_queue_head_init(&precvpriv->rx_skb_queue);
#ifdef CONFIG_PREALLOC_RECV_SKB
{
int i;
SIZE_PTR tmpaddr=0;
SIZE_PTR alignment=0;
struct sk_buff *pskb=NULL;
skb_queue_head_init(&precvpriv->free_recv_skb_queue);
for(i=0; i<NR_PREALLOC_RECV_SKB; i++)
{
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)) // http://www.mail-archive.com/[email protected]/msg17214.html
pskb = dev_alloc_skb(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
#else
pskb = netdev_alloc_skb(padapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
#endif
if(pskb)
{
pskb->dev = padapter->pnetdev;
tmpaddr = (SIZE_PTR)pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
skb_reserve(pskb, (RECVBUFF_ALIGN_SZ - alignment));
skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
}
pskb=NULL;
}
}
#endif
#endif
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;
}
int usb_init_recv_priv(_adapter *padapter, u16 ini_in_buf_sz)
{
struct recv_priv *precvpriv = &padapter->recvpriv;
int i, res = _SUCCESS;
struct recv_buf *precvbuf;
#ifdef CONFIG_RECV_THREAD_MODE
_rtw_init_sema(&precvpriv->recv_sema, 0);//will be removed
_rtw_init_sema(&precvpriv->terminate_recvthread_sema, 0);//will be removed
#endif /* CONFIG_RECV_THREAD_MODE */
#ifdef PLATFORM_LINUX
tasklet_init(&precvpriv->recv_tasklet,
(void(*)(unsigned long))usb_recv_tasklet,
(unsigned long)padapter);
#endif /* PLATFORM_LINUX */
#ifdef PLATFORM_FREEBSD
#ifdef CONFIG_RX_INDICATE_QUEUE
TASK_INIT(&precvpriv->rx_indicate_tasklet, 0, rtw_rx_indicate_tasklet, padapter);
#endif /* CONFIG_RX_INDICATE_QUEUE */
#endif /* PLATFORM_FREEBSD */
#ifdef CONFIG_USB_INTERRUPT_IN_PIPE
#ifdef PLATFORM_LINUX
precvpriv->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
if(precvpriv->int_in_urb == NULL){
res = _FAIL;
DBG_8192C("alloc_urb for interrupt in endpoint fail !!!!\n");
goto exit;
}
#endif /* PLATFORM_LINUX */
precvpriv->int_in_buf = rtw_zmalloc(ini_in_buf_sz);
if(precvpriv->int_in_buf == NULL){
res = _FAIL;
DBG_8192C("alloc_mem for interrupt in endpoint fail !!!!\n");
goto exit;
}
#endif /* CONFIG_USB_INTERRUPT_IN_PIPE */
/* init recv_buf */
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
#ifndef CONFIG_USE_USB_BUFFER_ALLOC_RX
/* this is used only when RX_IOBUF is sk_buff */
skb_queue_head_init(&precvpriv->free_recv_skb_queue);
#endif
DBG_871X("NR_RECVBUFF: %d\n", NR_RECVBUFF);
DBG_871X("MAX_RECVBUF_SZ: %d\n", MAX_RECVBUF_SZ);
precvpriv->pallocated_recv_buf = rtw_zmalloc(NR_RECVBUFF *sizeof(struct recv_buf) + 4);
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);
precvbuf = (struct recv_buf*)precvpriv->precv_buf;
for(i=0; i < NR_RECVBUFF ; i++)
{
_rtw_init_listhead(&precvbuf->list);
_rtw_spinlock_init(&precvbuf->recvbuf_lock);
precvbuf->alloc_sz = MAX_RECVBUF_SZ;
res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
if(res==_FAIL)
break;
precvbuf->ref_cnt = 0;
precvbuf->adapter =padapter;
//rtw_list_insert_tail(&precvbuf->list, &(precvpriv->free_recv_buf_queue.queue));
precvbuf++;
}
precvpriv->free_recv_buf_queue_cnt = NR_RECVBUFF;
#if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD)
skb_queue_head_init(&precvpriv->rx_skb_queue);
#ifdef CONFIG_RX_INDICATE_QUEUE
memset(&precvpriv->rx_indicate_queue, 0, sizeof(struct ifqueue));
mtx_init(&precvpriv->rx_indicate_queue.ifq_mtx, "rx_indicate_queue", NULL, MTX_DEF);
#endif /* CONFIG_RX_INDICATE_QUEUE */
#ifdef CONFIG_PREALLOC_RECV_SKB
{
int i;
SIZE_PTR tmpaddr=0;
SIZE_PTR alignment=0;
struct sk_buff *pskb=NULL;
DBG_871X("NR_PREALLOC_RECV_SKB: %d\n", NR_PREALLOC_RECV_SKB);
#ifdef CONFIG_FIX_NR_BULKIN_BUFFER
DBG_871X("Enable CONFIG_FIX_NR_BULKIN_BUFFER\n");
#endif
for(i=0; i<NR_PREALLOC_RECV_SKB; i++)
{
#ifdef CONFIG_PREALLOC_RX_SKB_BUFFER
pskb = rtw_alloc_skb_premem(MAX_RECVBUF_SZ);
#else
pskb = rtw_skb_alloc(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
#endif //CONFIG_PREALLOC_RX_SKB_BUFFER
if(pskb)
{
#ifdef PLATFORM_FREEBSD
pskb->dev = padapter->pifp;
#else
pskb->dev = padapter->pnetdev;
#endif //PLATFORM_FREEBSD
#ifndef CONFIG_PREALLOC_RX_SKB_BUFFER
tmpaddr = (SIZE_PTR)pskb->data;
alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
skb_reserve(pskb, (RECVBUFF_ALIGN_SZ - alignment));
#endif
skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
}
}
}
#endif /* CONFIG_PREALLOC_RECV_SKB */
#endif /* defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD) */
exit:
return res;
}
s32 rtw_init_xmit_priv(PADAPTER padapter)
{
struct xmit_buf *pxmitbuf;
sint res=_SUCCESS;
int i , j=0;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
_rtw_init_queue(&pxmitpriv->free_xmit_queue);
_rtw_init_queue(&pxmitpriv->xmitbuf_pending_queue);
_rtw_spinlock_init(&pxmitpriv->lock_sctx);
_rtw_init_sema(&pxmitpriv->xmit_sema, 0);
//_rtw_init_sema(&padapter->XmitTerminateSema, 0);
pxmitpriv->padapter = padapter;
pxmitpriv->pallocated_freebuf = rtw_zvmalloc(NR_XMITBUFF*sizeof(struct xmit_buf)+4);
if(pxmitpriv->pallocated_freebuf==NULL)
{
DBG_871X("%s: pallocated_freebuf failed!\n", __FUNCTION__);
res = _FAIL;
goto exit;
}
pxmitpriv->xmit_freebuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_freebuf), 4);
pxmitbuf = (struct xmit_buf *)pxmitpriv->xmit_freebuf;
for (i = 0; i < NR_XMITBUFF; i++)
{
_rtw_init_listhead(&(pxmitbuf->list));
pxmitbuf->padapter = padapter;
/* Tx buf allocation may fail sometimes, so sleep and retry. */
if((res=rtw_os_xmit_resource_alloc(padapter, pxmitbuf,(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), _TRUE)) == _FAIL) {
rtw_msleep_os(10);
res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf,(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), _TRUE);
if (res == _FAIL) {
goto free_os_resource;
}
}
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
pxmitbuf->phead = pxmitbuf->pbuf;
pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMITBUF_SZ;
pxmitbuf->pkt_len = 0;
pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
#endif
rtw_list_insert_tail(&(pxmitbuf->list), &(pxmitpriv->free_xmit_queue.queue));
#ifdef DBG_XMIT_BUF
pxmitbuf->no=i;
#endif
pxmitbuf++;
}
pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF;
#ifdef CONFIG_USB_HCI
pxmitpriv->txirp_cnt=1;
_rtw_init_sema(&(pxmitpriv->tx_retevt), 0);
//per AC pending irp
pxmitpriv->beq_cnt = 0;
pxmitpriv->bkq_cnt = 0;
pxmitpriv->viq_cnt = 0;
pxmitpriv->voq_cnt = 0;
#endif
if((res = rtw_hal_init_xmit_priv(padapter)) == _FAIL)
goto free_os_resource;
free_os_resource:
if(res == _FAIL){
pxmitbuf = (struct xmit_buf *)pxmitpriv->xmit_freebuf;
for(j=1;j<i;j++)
{
rtw_os_xmit_resource_free(padapter, pxmitbuf,(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), _TRUE);
pxmitbuf++;
}
}
if((res == _FAIL)&&(pxmitpriv->pallocated_freebuf))
rtw_vmfree(pxmitpriv->pallocated_freebuf, NR_XMITBUFF*sizeof(struct xmit_buf)+4);
exit:
_func_exit_;
return res;
}
