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
usb_read8(struct intf_hdl * pintfhdl,u32 addr)37 static u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr)
38 {
39 u8 request;
40 u8 requesttype;
41 u16 wvalue;
42 u16 index;
43 u16 len;
44 u32 data;
45 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
46
47 request = 0x05;
48 requesttype = 0x01; /* read_in */
49 index = 0;
50 wvalue = (u16)(addr&0x0000ffff);
51 len = 1;
52 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
53 requesttype);
54 return (u8)(le32_to_cpu(data)&0x0ff);
55 }
56
usb_read16(struct intf_hdl * pintfhdl,u32 addr)57 static u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr)
58 {
59 u8 request;
60 u8 requesttype;
61 u16 wvalue;
62 u16 index;
63 u16 len;
64 u32 data;
65 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
66
67 request = 0x05;
68 requesttype = 0x01; /* read_in */
69 index = 0;
70 wvalue = (u16)(addr&0x0000ffff);
71 len = 2;
72 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
73 requesttype);
74 return (u16)(le32_to_cpu(data)&0xffff);
75 }
76
usb_read32(struct intf_hdl * pintfhdl,u32 addr)77 static u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr)
78 {
79 u8 request;
80 u8 requesttype;
81 u16 wvalue;
82 u16 index;
83 u16 len;
84 u32 data;
85 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
86
87 request = 0x05;
88 requesttype = 0x01; /* read_in */
89 index = 0;
90 wvalue = (u16)(addr&0x0000ffff);
91 len = 4;
92 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
93 requesttype);
94 return le32_to_cpu(data);
95 }
96
usb_write8(struct intf_hdl * pintfhdl,u32 addr,u8 val)97 static void usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
98 {
99 u8 request;
100 u8 requesttype;
101 u16 wvalue;
102 u16 index;
103 u16 len;
104 u32 data;
105 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
106
107 request = 0x05;
108 requesttype = 0x00; /* write_out */
109 index = 0;
110 wvalue = (u16)(addr&0x0000ffff);
111 len = 1;
112 data = val;
113 data = cpu_to_le32(data&0x000000ff);
114 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
115 requesttype);
116 }
117
usb_write16(struct intf_hdl * pintfhdl,u32 addr,u16 val)118 static void usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
119 {
120 u8 request;
121 u8 requesttype;
122 u16 wvalue;
123 u16 index;
124 u16 len;
125 u32 data;
126 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
127
128 request = 0x05;
129 requesttype = 0x00; /* write_out */
130 index = 0;
131 wvalue = (u16)(addr&0x0000ffff);
132 len = 2;
133 data = val;
134 data = cpu_to_le32(data&0x0000ffff);
135 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
136 requesttype);
137 }
138
usb_write32(struct intf_hdl * pintfhdl,u32 addr,u32 val)139 static void usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
140 {
141 u8 request;
142 u8 requesttype;
143 u16 wvalue;
144 u16 index;
145 u16 len;
146 u32 data;
147 struct intf_priv *pintfpriv = pintfhdl->pintfpriv;
148
149 request = 0x05;
150 requesttype = 0x00; /* write_out */
151 index = 0;
152 wvalue = (u16)(addr&0x0000ffff);
153 len = 4;
154 data = cpu_to_le32(val);
155 r8712_usbctrl_vendorreq(pintfpriv, request, wvalue, index, &data, len,
156 requesttype);
157 }
158
r8712_usb_set_intf_option(u32 * poption)159 void r8712_usb_set_intf_option(u32 *poption)
160 {
161 *poption = ((*poption) | _INTF_ASYNC_);
162 }
163
usb_intf_hdl_init(u8 * priv)164 static void usb_intf_hdl_init(u8 *priv)
165 {
166 }
167
usb_intf_hdl_unload(u8 * priv)168 static void usb_intf_hdl_unload(u8 *priv)
169 {
170 }
171
usb_intf_hdl_open(u8 * priv)172 static void usb_intf_hdl_open(u8 *priv)
173 {
174 }
175
usb_intf_hdl_close(u8 * priv)176 static void usb_intf_hdl_close(u8 *priv)
177 {
178 }
179
r8712_usb_set_intf_funs(struct intf_hdl * pintf_hdl)180 void r8712_usb_set_intf_funs(struct intf_hdl *pintf_hdl)
181 {
182 pintf_hdl->intf_hdl_init = &usb_intf_hdl_init;
183 pintf_hdl->intf_hdl_unload = &usb_intf_hdl_unload;
184 pintf_hdl->intf_hdl_open = &usb_intf_hdl_open;
185 pintf_hdl->intf_hdl_close = &usb_intf_hdl_close;
186 }
187
r8712_usb_set_intf_ops(struct _io_ops * pops)188 void r8712_usb_set_intf_ops(struct _io_ops *pops)
189 {
190 memset((u8 *)pops, 0, sizeof(struct _io_ops));
191 pops->_read8 = &usb_read8;
192 pops->_read16 = &usb_read16;
193 pops->_read32 = &usb_read32;
194 pops->_read_port = &r8712_usb_read_port;
195 pops->_write8 = &usb_write8;
196 pops->_write16 = &usb_write16;
197 pops->_write32 = &usb_write32;
198 pops->_write_mem = &r8712_usb_write_mem;
199 pops->_write_port = &r8712_usb_write_port;
200 }
201