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mirror of https://github.com/abperiasamy/rtl8812AU_8821AU_linux.git synced 2025-08-16 08:34:15 +02:00

558 lines
13 KiB
C

/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _HAL_USB_C_
#include <drv_types.h>
#include <hal_data.h>
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
TASK_INIT(&precvpriv->recv_tasklet, 0, rtl8192du_recv_tasklet, padapter);
#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
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;
for(i=0; i<NR_PREALLOC_RECV_SKB; i++) {
#ifdef CONFIG_PREALLOC_RX_SKB_BUFFER
pskb = rtw_alloc_skb_premem();
#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);
}
pskb=NULL;
}
}
#endif /* CONFIG_PREALLOC_RECV_SKB */
#endif /* defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD) */
exit:
return res;
}
void usb_free_recv_priv (_adapter *padapter, u16 ini_in_buf_sz)
{
int i;
struct recv_buf *precvbuf;
struct recv_priv *precvpriv = &padapter->recvpriv;
precvbuf = (struct recv_buf *)precvpriv->precv_buf;
for(i=0; i < NR_RECVBUFF ; i++) {
rtw_os_recvbuf_resource_free(padapter, precvbuf);
precvbuf++;
}
if(precvpriv->pallocated_recv_buf)
rtw_mfree(precvpriv->pallocated_recv_buf, NR_RECVBUFF *sizeof(struct recv_buf) + 4);
#ifdef CONFIG_USB_INTERRUPT_IN_PIPE
#ifdef PLATFORM_LINUX
if(precvpriv->int_in_urb) {
usb_free_urb(precvpriv->int_in_urb);
}
#endif
if(precvpriv->int_in_buf)
rtw_mfree(precvpriv->int_in_buf, ini_in_buf_sz);
#endif /* CONFIG_USB_INTERRUPT_IN_PIPE */
#ifdef PLATFORM_LINUX
if (skb_queue_len(&precvpriv->rx_skb_queue)) {
DBG_8192C(KERN_WARNING "rx_skb_queue not empty\n");
}
rtw_skb_queue_purge(&precvpriv->rx_skb_queue);
if (skb_queue_len(&precvpriv->free_recv_skb_queue)) {
DBG_8192C(KERN_WARNING "free_recv_skb_queue not empty, %d\n", skb_queue_len(&precvpriv->free_recv_skb_queue));
}
#if !defined(CONFIG_USE_USB_BUFFER_ALLOC_RX)
#if defined(CONFIG_PREALLOC_RECV_SKB) && defined(CONFIG_PREALLOC_RX_SKB_BUFFER)
{
struct sk_buff *skb;
while ((skb = skb_dequeue(&precvpriv->free_recv_skb_queue)) != NULL) {
if (rtw_free_skb_premem(skb) != 0)
rtw_skb_free(skb);
}
}
#else
rtw_skb_queue_purge(&precvpriv->free_recv_skb_queue);
#endif /* defined(CONFIG_PREALLOC_RX_SKB_BUFFER) && defined(CONFIG_PREALLOC_RECV_SKB) */
#endif /* !defined(CONFIG_USE_USB_BUFFER_ALLOC_RX) */
#endif /* PLATFORM_LINUX */
#ifdef PLATFORM_FREEBSD
struct sk_buff *pskb;
while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) {
rtw_skb_free(pskb);
}
#if !defined(CONFIG_USE_USB_BUFFER_ALLOC_RX)
rtw_skb_queue_purge(&precvpriv->free_recv_skb_queue);
#endif
#ifdef CONFIG_RX_INDICATE_QUEUE
struct mbuf *m;
for (;;) {
IF_DEQUEUE(&precvpriv->rx_indicate_queue, m);
if (m == NULL)
break;
m_freem(m);
}
mtx_destroy(&precvpriv->rx_indicate_queue.ifq_mtx);
#endif /* CONFIG_RX_INDICATE_QUEUE */
#endif /* PLATFORM_FREEBSD */
}
#ifdef CONFIG_USB_SUPPORT_ASYNC_VDN_REQ
int usb_write_async(struct usb_device *udev, u32 addr, void *pdata, u16 len)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
int ret;
requesttype = VENDOR_WRITE;//write_out
request = REALTEK_USB_VENQT_CMD_REQ;
index = REALTEK_USB_VENQT_CMD_IDX;//n/a
wvalue = (u16)(addr&0x0000ffff);
ret = _usbctrl_vendorreq_async_write(udev, request, wvalue, index, pdata, len, requesttype);
return ret;
}
int usb_async_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
{
u8 data;
int ret;
struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
struct usb_device *udev=pdvobjpriv->pusbdev;
_func_enter_;
data = val;
ret = usb_write_async(udev, addr, &data, 1);
_func_exit_;
return ret;
}
int usb_async_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
{
u16 data;
int ret;
struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
struct usb_device *udev=pdvobjpriv->pusbdev;
_func_enter_;
data = val;
ret = usb_write_async(udev, addr, &data, 2);
_func_exit_;
return ret;
}
int usb_async_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
{
u32 data;
int ret;
struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
struct usb_device *udev=pdvobjpriv->pusbdev;
_func_enter_;
data = val;
ret = usb_write_async(udev, addr, &data, 4);
_func_exit_;
return ret;
}
#endif /* CONFIG_USB_SUPPORT_ASYNC_VDN_REQ */
#ifdef CONFIG_RTL8192D
/* This function only works in 92DU chip. */
void usb_read_reg_rf_byfw(struct intf_hdl *pintfhdl,
u16 byteCount,
u32 registerIndex,
PVOID buffer)
{
u16 wPage = 0x0000, offset;
u32 BufferLengthRead;
PADAPTER Adapter = pintfhdl->padapter;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
u8 RFPath=0,nPHY=0;
RFPath =(u8) ((registerIndex&0xff0000)>>16);
if (pHalData->interfaceIndex!=0) {
nPHY = 1; //MAC1
if(registerIndex&MAC1_ACCESS_PHY0)// MAC1 need to access PHY0
nPHY = 0;
} else {
if(registerIndex&MAC0_ACCESS_PHY1)
nPHY = 1;
}
registerIndex &= 0xFF;
wPage = ((nPHY<<7)|(RFPath<<5)|8)<<8;
offset = (u16)registerIndex;
//
// IN a vendor request to read back MAC register.
//
usbctrl_vendorreq(pintfhdl, 0x05, offset, wPage, buffer, byteCount, 0x01);
}
#endif
/*
92DU chip needs to remask "value" parameter, this function only works in 92DU chip.
*/
static inline void usb_value_remask(struct intf_hdl *pintfhdl, u16 *value)
{
#ifdef CONFIG_RTL8192D
_adapter *padapter = pintfhdl->padapter;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
if ((IS_HARDWARE_TYPE_8192DU(padapter)) && (pHalData->interfaceIndex!=0)) {
if(*value<0x1000)
*value|=0x4000;
else if ((*value&MAC1_ACCESS_PHY0) && !(*value&0x8000)) // MAC1 need to access PHY0
*value &= 0xFFF;
}
#endif
}
u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u8 data=0;
_func_enter_;
request = 0x05;
requesttype = 0x01;//read_in
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = 1;
usb_value_remask(pintfhdl, &wvalue);
usbctrl_vendorreq(pintfhdl, request, wvalue, index,
&data, len, requesttype);
_func_exit_;
return data;
}
u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u16 data=0;
_func_enter_;
request = 0x05;
requesttype = 0x01;//read_in
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = 2;
usb_value_remask(pintfhdl, &wvalue);
usbctrl_vendorreq(pintfhdl, request, wvalue, index,
&data, len, requesttype);
_func_exit_;
return data;
}
u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data=0;
_func_enter_;
request = 0x05;
requesttype = 0x01;//read_in
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = 4;
#ifdef CONFIG_RTL8192D
if ((IS_HARDWARE_TYPE_8192DU(pintfhdl->padapter)) && ((addr&0xff000000)>>24 == 0x66)) {
usb_read_reg_rf_byfw(pintfhdl, len, addr, &data);
} else
#endif
{
usb_value_remask(pintfhdl, &wvalue);
usbctrl_vendorreq(pintfhdl, request, wvalue, index,
&data, len, requesttype);
}
_func_exit_;
return data;
}
int usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u8 data;
int ret;
_func_enter_;
request = 0x05;
requesttype = 0x00;//write_out
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = 1;
data = val;
usb_value_remask(pintfhdl, &wvalue);
ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
&data, len, requesttype);
_func_exit_;
return ret;
}
int usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u16 data;
int ret;
_func_enter_;
request = 0x05;
requesttype = 0x00;//write_out
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = 2;
data = val;
usb_value_remask(pintfhdl, &wvalue);
ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
&data, len, requesttype);
_func_exit_;
return ret;
}
int usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
int ret;
_func_enter_;
request = 0x05;
requesttype = 0x00;//write_out
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = 4;
data =val;
usb_value_remask(pintfhdl, &wvalue);
ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
&data, len, requesttype);
_func_exit_;
return ret;
}
int usb_writeN(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u8 buf[VENDOR_CMD_MAX_DATA_LEN]= {0};
int ret;
_func_enter_;
request = 0x05;
requesttype = 0x00;//write_out
index = 0;//n/a
wvalue = (u16)(addr&0x0000ffff);
len = length;
_rtw_memcpy(buf, pdata, len );
usb_value_remask(pintfhdl, &wvalue);
ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
buf, len, requesttype);
_func_exit_;
return ret;
}