1 /******************************************************************************
4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
5 * Linux device driver for RTL8192SU
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of version 2 of the GNU General Public License as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
20 * Modifications for inclusion into the Linux staging tree are
21 * Copyright(c) 2010 Larry Finger. All rights reserved.
23 * Contact information:
24 * WLAN FAE <wlanfae@realtek.com>
25 * Larry Finger <Larry.Finger@lwfinger.net>
27 ******************************************************************************/
31 #include "osdep_service.h"
32 #include "drv_types.h"
33 #include "osdep_intf.h"
35 #include "recv_osdep.h"
36 #include "rtl871x_byteorder.h"
38 static u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr)
46 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
49 requesttype = 0x01; /* read_in */
51 wvalue = (u16)(addr&0x0000ffff);
53 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
55 return (u8)(le32_to_cpu(data)&0x0ff);
58 static u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr)
66 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
69 requesttype = 0x01; /* read_in */
71 wvalue = (u16)(addr&0x0000ffff);
73 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
75 return (u16)(le32_to_cpu(data)&0xffff);
78 static u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr)
86 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
89 requesttype = 0x01; /* read_in */
91 wvalue = (u16)(addr&0x0000ffff);
93 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
95 return le32_to_cpu(data);
98 static void usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
106 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
109 requesttype = 0x00; /* write_out */
111 wvalue = (u16)(addr&0x0000ffff);
114 data = cpu_to_le32(data&0x000000ff);
115 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
119 static void usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
127 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
130 requesttype = 0x00; /* write_out */
132 wvalue = (u16)(addr&0x0000ffff);
135 data = cpu_to_le32(data&0x0000ffff);
136 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
140 static void usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
148 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
151 requesttype = 0x00; /* write_out */
153 wvalue = (u16)(addr&0x0000ffff);
155 data = cpu_to_le32(val);
156 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
160 void r8712_usb_set_intf_option(u32 *poption)
162 *poption = ((*poption) | _INTF_ASYNC_);
165 static void usb_intf_hdl_init(u8 *priv)
169 static void usb_intf_hdl_unload(u8 *priv)
173 static void usb_intf_hdl_open(u8 *priv)
177 static void usb_intf_hdl_close(u8 *priv)
181 void r8712_usb_set_intf_funs(struct intf_hdl *pintf_hdl)
183 pintf_hdl->intf_hdl_init = &usb_intf_hdl_init;
184 pintf_hdl->intf_hdl_unload = &usb_intf_hdl_unload;
185 pintf_hdl->intf_hdl_open = &usb_intf_hdl_open;
186 pintf_hdl->intf_hdl_close = &usb_intf_hdl_close;
189 void r8712_usb_set_intf_ops(struct _io_ops *pops)
191 memset((u8 *)pops, 0, sizeof(struct _io_ops));
192 pops->_read8 = &usb_read8;
193 pops->_read16 = &usb_read16;
194 pops->_read32 = &usb_read32;
195 pops->_read_port = &r8712_usb_read_port;
196 pops->_write8 = &usb_write8;
197 pops->_write16 = &usb_write16;
198 pops->_write32 = &usb_write32;
199 pops->_write_mem = &r8712_usb_write_mem;
200 pops->_write_port = &r8712_usb_write_port;