1 /******************************************************************************
2 * usb_ops.c
3 *
4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
5 * Linux device driver for RTL8192SU
6 *
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.
10 *
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
14 * more details.
15 *
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
19 *
20 * Modifications for inclusion into the Linux staging tree are
21 * Copyright(c) 2010 Larry Finger. All rights reserved.
22 *
23 * Contact information:
24 * WLAN FAE <wlanfae@realtek.com>
25 * Larry Finger <Larry.Finger@lwfinger.net>
26 *
27 ******************************************************************************/
28
29 #define _HCI_OPS_C_
30
31 #include "osdep_service.h"
32 #include "drv_types.h"
33 #include "osdep_intf.h"
34 #include "usb_ops.h"
35 #include "recv_osdep.h"
36 #include "rtl871x_byteorder.h"
37
usb_read8(struct intf_hdl * pintfhdl,u32 addr)38 static u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr)
39 {
40 u8 request;
41 u8 requesttype;
42 u16 wvalue;
43 u16 index;
44 u16 len;
45 u32 data;
46 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
47
48 request = 0x05;
49 requesttype = 0x01; /* read_in */
50 index = 0;
51 wvalue = (u16)(addr&0x0000ffff);
52 len = 1;
53 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
54 requesttype);
55 return (u8)(le32_to_cpu(data)&0x0ff);
56 }
57
usb_read16(struct intf_hdl * pintfhdl,u32 addr)58 static u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr)
59 {
60 u8 request;
61 u8 requesttype;
62 u16 wvalue;
63 u16 index;
64 u16 len;
65 u32 data;
66 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
67
68 request = 0x05;
69 requesttype = 0x01; /* read_in */
70 index = 0;
71 wvalue = (u16)(addr&0x0000ffff);
72 len = 2;
73 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
74 requesttype);
75 return (u16)(le32_to_cpu(data)&0xffff);
76 }
77
usb_read32(struct intf_hdl * pintfhdl,u32 addr)78 static u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr)
79 {
80 u8 request;
81 u8 requesttype;
82 u16 wvalue;
83 u16 index;
84 u16 len;
85 u32 data;
86 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
87
88 request = 0x05;
89 requesttype = 0x01; /* read_in */
90 index = 0;
91 wvalue = (u16)(addr&0x0000ffff);
92 len = 4;
93 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
94 requesttype);
95 return le32_to_cpu(data);
96 }
97
usb_write8(struct intf_hdl * pintfhdl,u32 addr,u8 val)98 static void usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
99 {
100 u8 request;
101 u8 requesttype;
102 u16 wvalue;
103 u16 index;
104 u16 len;
105 u32 data;
106 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
107
108 request = 0x05;
109 requesttype = 0x00; /* write_out */
110 index = 0;
111 wvalue = (u16)(addr&0x0000ffff);
112 len = 1;
113 data = val;
114 data = cpu_to_le32(data&0x000000ff);
115 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
116 requesttype);
117 }
118
usb_write16(struct intf_hdl * pintfhdl,u32 addr,u16 val)119 static void usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
120 {
121 u8 request;
122 u8 requesttype;
123 u16 wvalue;
124 u16 index;
125 u16 len;
126 u32 data;
127 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
128
129 request = 0x05;
130 requesttype = 0x00; /* write_out */
131 index = 0;
132 wvalue = (u16)(addr&0x0000ffff);
133 len = 2;
134 data = val;
135 data = cpu_to_le32(data&0x0000ffff);
136 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
137 requesttype);
138 }
139
usb_write32(struct intf_hdl * pintfhdl,u32 addr,u32 val)140 static void usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
141 {
142 u8 request;
143 u8 requesttype;
144 u16 wvalue;
145 u16 index;
146 u16 len;
147 u32 data;
148 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
149
150 request = 0x05;
151 requesttype = 0x00; /* write_out */
152 index = 0;
153 wvalue = (u16)(addr&0x0000ffff);
154 len = 4;
155 data = cpu_to_le32(val);
156 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
157 requesttype);
158 }
159
r8712_usb_set_intf_option(u32 * poption)160 void r8712_usb_set_intf_option(u32 *poption)
161 {
162 *poption = ((*poption) | _INTF_ASYNC_);
163 }
164
usb_intf_hdl_init(u8 * priv)165 static void usb_intf_hdl_init(u8 *priv)
166 {
167 }
168
usb_intf_hdl_unload(u8 * priv)169 static void usb_intf_hdl_unload(u8 *priv)
170 {
171 }
172
usb_intf_hdl_open(u8 * priv)173 static void usb_intf_hdl_open(u8 *priv)
174 {
175 }
176
usb_intf_hdl_close(u8 * priv)177 static void usb_intf_hdl_close(u8 *priv)
178 {
179 }
180
r8712_usb_set_intf_funs(struct intf_hdl * pintf_hdl)181 void r8712_usb_set_intf_funs(struct intf_hdl *pintf_hdl)
182 {
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;
187 }
188
r8712_usb_set_intf_ops(struct _io_ops * pops)189 void r8712_usb_set_intf_ops(struct _io_ops *pops)
190 {
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;
201 }
202