- 根目录:
- drivers
- staging
- rtl8712
- usb_ops.c
/******************************************************************************
* usb_ops.c
*
* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
* Linux device driver for RTL8192SU
*
* 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
*
* Modifications for inclusion into the Linux staging tree are
* Copyright(c) 2010 Larry Finger. All rights reserved.
*
* Contact information:
* WLAN FAE <wlanfae@realtek.com>
* Larry Finger <Larry.Finger@lwfinger.net>
*
******************************************************************************/
#define _HCI_OPS_C_
#include "osdep_service.h"
#include "drv_types.h"
#include "osdep_intf.h"
#include "usb_ops.h"
#include "recv_osdep.h"
#include "rtl871x_byteorder.h"
static u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
request = 0x05;
requesttype = 0x01; /* read_in */
index = 0;
wvalue = (u16)(addr&0x0000ffff);
len = 1;
r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
requesttype);
return (u8)(le32_to_cpu(data)&0x0ff);
}
static u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
request = 0x05;
requesttype = 0x01; /* read_in */
index = 0;
wvalue = (u16)(addr&0x0000ffff);
len = 2;
r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
requesttype);
return (u16)(le32_to_cpu(data)&0xffff);
}
static u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
request = 0x05;
requesttype = 0x01; /* read_in */
index = 0;
wvalue = (u16)(addr&0x0000ffff);
len = 4;
r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
requesttype);
return le32_to_cpu(data);
}
static void usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
request = 0x05;
requesttype = 0x00; /* write_out */
index = 0;
wvalue = (u16)(addr&0x0000ffff);
len = 1;
data = val;
data = cpu_to_le32(data&0x000000ff);
r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
requesttype);
}
static void usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
request = 0x05;
requesttype = 0x00; /* write_out */
index = 0;
wvalue = (u16)(addr&0x0000ffff);
len = 2;
data = val;
data = cpu_to_le32(data&0x0000ffff);
r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
requesttype);
}
static void usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u32 data;
struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
request = 0x05;
requesttype = 0x00; /* write_out */
index = 0;
wvalue = (u16)(addr&0x0000ffff);
len = 4;
data = cpu_to_le32(val);
r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
requesttype);
}
void r8712_usb_set_intf_option(u32 *poption)
{
*poption = ((*poption) | _INTF_ASYNC_);
}
static void usb_intf_hdl_init(u8 *priv)
{
}
static void usb_intf_hdl_unload(u8 *priv)
{
}
static void usb_intf_hdl_open(u8 *priv)
{
}
static void usb_intf_hdl_close(u8 *priv)
{
}
void r8712_usb_set_intf_funs(struct intf_hdl *pintf_hdl)
{
pintf_hdl->intf_hdl_init = &usb_intf_hdl_init;
pintf_hdl->intf_hdl_unload = &usb_intf_hdl_unload;
pintf_hdl->intf_hdl_open = &usb_intf_hdl_open;
pintf_hdl->intf_hdl_close = &usb_intf_hdl_close;
}
void r8712_usb_set_intf_ops(struct _io_ops *pops)
{
memset((u8 *)pops, 0, sizeof(struct _io_ops));
pops->_read8 = &usb_read8;
pops->_read16 = &usb_read16;
pops->_read32 = &usb_read32;
pops->_read_port = &r8712_usb_read_port;
pops->_write8 = &usb_write8;
pops->_write16 = &usb_write16;
pops->_write32 = &usb_write32;
pops->_write_mem = &r8712_usb_write_mem;
pops->_write_port = &r8712_usb_write_port;
}