cfq-iosched: fix use-after-free of cfqq
[deliverable/linux.git] / drivers / media / dvb / dvb-usb / anysee.h
1 /*
2 * DVB USB Linux driver for Anysee E30 DVB-C & DVB-T USB2.0 receiver
3 *
4 * Copyright (C) 2007 Antti Palosaari <crope@iki.fi>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 *
20 * TODO:
21 * - add smart card reader support for Conditional Access (CA)
22 *
23 * Card reader in Anysee is nothing more than ISO 7816 card reader.
24 * There is no hardware CAM in any Anysee device sold.
25 * In my understanding it should be implemented by making own module
26 * for ISO 7816 card reader, like dvb_ca_en50221 is implemented. This
27 * module registers serial interface that can be used to communicate
28 * with any ISO 7816 smart card.
29 *
30 * Any help according to implement serial smart card reader support
31 * is highly welcome!
32 */
33
34 #ifndef _DVB_USB_ANYSEE_H_
35 #define _DVB_USB_ANYSEE_H_
36
37 #define DVB_USB_LOG_PREFIX "anysee"
38 #include "dvb-usb.h"
39
40 #define deb_info(args...) dprintk(dvb_usb_anysee_debug, 0x01, args)
41 #define deb_xfer(args...) dprintk(dvb_usb_anysee_debug, 0x02, args)
42 #define deb_rc(args...) dprintk(dvb_usb_anysee_debug, 0x04, args)
43 #define deb_reg(args...) dprintk(dvb_usb_anysee_debug, 0x08, args)
44 #define deb_i2c(args...) dprintk(dvb_usb_anysee_debug, 0x10, args)
45 #define deb_fw(args...) dprintk(dvb_usb_anysee_debug, 0x20, args)
46
47 enum cmd {
48 CMD_I2C_READ = 0x33,
49 CMD_I2C_WRITE = 0x31,
50 CMD_REG_READ = 0xb0,
51 CMD_REG_WRITE = 0xb1,
52 CMD_STREAMING_CTRL = 0x12,
53 CMD_LED_AND_IR_CTRL = 0x16,
54 CMD_GET_IR_CODE = 0x41,
55 CMD_GET_HW_INFO = 0x19,
56 CMD_SMARTCARD = 0x34,
57 };
58
59 struct anysee_state {
60 u8 hw; /* PCB ID */
61 u8 seq;
62 u8 fe_id:1; /* frondend ID */
63 };
64
65 #define ANYSEE_HW_507T 2 /* E30 */
66 #define ANYSEE_HW_507CD 6 /* E30 Plus */
67 #define ANYSEE_HW_507DC 10 /* E30 C Plus */
68 #define ANYSEE_HW_507SI 11 /* E30 S2 Plus */
69 #define ANYSEE_HW_507FA 15 /* E30 Combo Plus / E30 C Plus */
70 #define ANYSEE_HW_508TC 18 /* E7 TC */
71 #define ANYSEE_HW_508S2 19 /* E7 S2 */
72 #define ANYSEE_HW_508PTC 21 /* E7 PTC Plus */
73 #define ANYSEE_HW_508PS2 22 /* E7 PS2 Plus */
74
75 #define REG_IOA 0x80 /* Port A (bit addressable) */
76 #define REG_IOB 0x90 /* Port B (bit addressable) */
77 #define REG_IOC 0xa0 /* Port C (bit addressable) */
78 #define REG_IOD 0xb0 /* Port D (bit addressable) */
79 #define REG_IOE 0xb1 /* Port E (NOT bit addressable) */
80 #define REG_OEA 0xb2 /* Port A Output Enable */
81 #define REG_OEB 0xb3 /* Port B Output Enable */
82 #define REG_OEC 0xb4 /* Port C Output Enable */
83 #define REG_OED 0xb5 /* Port D Output Enable */
84 #define REG_OEE 0xb6 /* Port E Output Enable */
85
86 #endif
87
88 /***************************************************************************
89 * USB API description (reverse engineered)
90 ***************************************************************************
91
92 Transaction flow:
93 =================
94 BULK[00001] >>> REQUEST PACKET 64 bytes
95 BULK[00081] <<< REPLY PACKET #1 64 bytes (PREVIOUS TRANSACTION REPLY)
96 BULK[00081] <<< REPLY PACKET #2 64 bytes (CURRENT TRANSACTION REPLY)
97
98 General reply packet(s) are always used if not own reply defined.
99
100 ============================================================================
101 | 00-63 | GENERAL REPLY PACKET #1 (PREVIOUS REPLY)
102 ============================================================================
103 | 00 | reply data (if any) from previous transaction
104 | | Just same reply packet as returned during previous transaction.
105 | | Needed only if reply is missed in previous transaction.
106 | | Just skip normally.
107 ----------------------------------------------------------------------------
108 | 01-59 | don't care
109 ----------------------------------------------------------------------------
110 | 60 | packet sequence number
111 ----------------------------------------------------------------------------
112 | 61-63 | don't care
113 ----------------------------------------------------------------------------
114
115 ============================================================================
116 | 00-63 | GENERAL REPLY PACKET #2 (CURRENT REPLY)
117 ============================================================================
118 | 00 | reply data (if any)
119 ----------------------------------------------------------------------------
120 | 01-59 | don't care
121 ----------------------------------------------------------------------------
122 | 60 | packet sequence number
123 ----------------------------------------------------------------------------
124 | 61-63 | don't care
125 ----------------------------------------------------------------------------
126
127 ============================================================================
128 | 00-63 | I2C WRITE REQUEST PACKET
129 ============================================================================
130 | 00 | 0x31 I2C write command
131 ----------------------------------------------------------------------------
132 | 01 | i2c address
133 ----------------------------------------------------------------------------
134 | 02 | data length
135 | | 0x02 (for typical I2C reg / val pair)
136 ----------------------------------------------------------------------------
137 | 03 | 0x01
138 ----------------------------------------------------------------------------
139 | 04- | data
140 ----------------------------------------------------------------------------
141 | -59 | don't care
142 ----------------------------------------------------------------------------
143 | 60 | packet sequence number
144 ----------------------------------------------------------------------------
145 | 61-63 | don't care
146 ----------------------------------------------------------------------------
147
148 ============================================================================
149 | 00-63 | I2C READ REQUEST PACKET
150 ============================================================================
151 | 00 | 0x33 I2C read command
152 ----------------------------------------------------------------------------
153 | 01 | i2c address + 1
154 ----------------------------------------------------------------------------
155 | 02 | register
156 ----------------------------------------------------------------------------
157 | 03 | 0x00
158 ----------------------------------------------------------------------------
159 | 04 | 0x00
160 ----------------------------------------------------------------------------
161 | 05 | data length
162 ----------------------------------------------------------------------------
163 | 06-59 | don't care
164 ----------------------------------------------------------------------------
165 | 60 | packet sequence number
166 ----------------------------------------------------------------------------
167 | 61-63 | don't care
168 ----------------------------------------------------------------------------
169
170 ============================================================================
171 | 00-63 | USB CONTROLLER REGISTER WRITE REQUEST PACKET
172 ============================================================================
173 | 00 | 0xb1 register write command
174 ----------------------------------------------------------------------------
175 | 01-02 | register
176 ----------------------------------------------------------------------------
177 | 03 | 0x01
178 ----------------------------------------------------------------------------
179 | 04 | value
180 ----------------------------------------------------------------------------
181 | 05-59 | don't care
182 ----------------------------------------------------------------------------
183 | 60 | packet sequence number
184 ----------------------------------------------------------------------------
185 | 61-63 | don't care
186 ----------------------------------------------------------------------------
187
188 ============================================================================
189 | 00-63 | USB CONTROLLER REGISTER READ REQUEST PACKET
190 ============================================================================
191 | 00 | 0xb0 register read command
192 ----------------------------------------------------------------------------
193 | 01-02 | register
194 ----------------------------------------------------------------------------
195 | 03 | 0x01
196 ----------------------------------------------------------------------------
197 | 04-59 | don't care
198 ----------------------------------------------------------------------------
199 | 60 | packet sequence number
200 ----------------------------------------------------------------------------
201 | 61-63 | don't care
202 ----------------------------------------------------------------------------
203
204 ============================================================================
205 | 00-63 | LED CONTROL REQUEST PACKET
206 ============================================================================
207 | 00 | 0x16 LED and IR control command
208 ----------------------------------------------------------------------------
209 | 01 | 0x01 (LED)
210 ----------------------------------------------------------------------------
211 | 03 | 0x00 blink
212 | | 0x01 lights continuously
213 ----------------------------------------------------------------------------
214 | 04 | blink interval
215 | | 0x00 fastest (looks like LED lights continuously)
216 | | 0xff slowest
217 ----------------------------------------------------------------------------
218 | 05-59 | don't care
219 ----------------------------------------------------------------------------
220 | 60 | packet sequence number
221 ----------------------------------------------------------------------------
222 | 61-63 | don't care
223 ----------------------------------------------------------------------------
224
225 ============================================================================
226 | 00-63 | IR CONTROL REQUEST PACKET
227 ============================================================================
228 | 00 | 0x16 LED and IR control command
229 ----------------------------------------------------------------------------
230 | 01 | 0x02 (IR)
231 ----------------------------------------------------------------------------
232 | 03 | 0x00 IR disabled
233 | | 0x01 IR enabled
234 ----------------------------------------------------------------------------
235 | 04-59 | don't care
236 ----------------------------------------------------------------------------
237 | 60 | packet sequence number
238 ----------------------------------------------------------------------------
239 | 61-63 | don't care
240 ----------------------------------------------------------------------------
241
242 ============================================================================
243 | 00-63 | STREAMING CONTROL REQUEST PACKET
244 ============================================================================
245 | 00 | 0x12 streaming control command
246 ----------------------------------------------------------------------------
247 | 01 | 0x00 streaming disabled
248 | | 0x01 streaming enabled
249 ----------------------------------------------------------------------------
250 | 02 | 0x00
251 ----------------------------------------------------------------------------
252 | 03-59 | don't care
253 ----------------------------------------------------------------------------
254 | 60 | packet sequence number
255 ----------------------------------------------------------------------------
256 | 61-63 | don't care
257 ----------------------------------------------------------------------------
258
259 ============================================================================
260 | 00-63 | REMOTE CONTROL REQUEST PACKET
261 ============================================================================
262 | 00 | 0x41 remote control command
263 ----------------------------------------------------------------------------
264 | 01-59 | don't care
265 ----------------------------------------------------------------------------
266 | 60 | packet sequence number
267 ----------------------------------------------------------------------------
268 | 61-63 | don't care
269 ----------------------------------------------------------------------------
270
271 ============================================================================
272 | 00-63 | REMOTE CONTROL REPLY PACKET
273 ============================================================================
274 | 00 | 0x00 code not received
275 | | 0x01 code received
276 ----------------------------------------------------------------------------
277 | 01 | remote control code
278 ----------------------------------------------------------------------------
279 | 02-59 | don't care
280 ----------------------------------------------------------------------------
281 | 60 | packet sequence number
282 ----------------------------------------------------------------------------
283 | 61-63 | don't care
284 ----------------------------------------------------------------------------
285
286 ============================================================================
287 | 00-63 | GET HARDWARE INFO REQUEST PACKET
288 ============================================================================
289 | 00 | 0x19 get hardware info command
290 ----------------------------------------------------------------------------
291 | 01-59 | don't care
292 ----------------------------------------------------------------------------
293 | 60 | packet sequence number
294 ----------------------------------------------------------------------------
295 | 61-63 | don't care
296 ----------------------------------------------------------------------------
297
298 ============================================================================
299 | 00-63 | GET HARDWARE INFO REPLY PACKET
300 ============================================================================
301 | 00 | hardware id
302 ----------------------------------------------------------------------------
303 | 01-02 | firmware version
304 ----------------------------------------------------------------------------
305 | 03-59 | don't care
306 ----------------------------------------------------------------------------
307 | 60 | packet sequence number
308 ----------------------------------------------------------------------------
309 | 61-63 | don't care
310 ----------------------------------------------------------------------------
311
312 ============================================================================
313 | 00-63 | SMART CARD READER PACKET
314 ============================================================================
315 | 00 | 0x34 smart card reader command
316 ----------------------------------------------------------------------------
317 | xx |
318 ----------------------------------------------------------------------------
319 | xx-59 | don't care
320 ----------------------------------------------------------------------------
321 | 60 | packet sequence number
322 ----------------------------------------------------------------------------
323 | 61-63 | don't care
324 ----------------------------------------------------------------------------
325
326 */
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