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-rw-r--r--drivers/media/video/saa5246a.h359
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diff --git a/drivers/media/video/saa5246a.h b/drivers/media/video/saa5246a.h
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index 64394c036c60..000000000000
--- a/drivers/media/video/saa5246a.h
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@@ -1,359 +0,0 @@
1/*
2 Driver for the SAA5246A or SAA5281 Teletext (=Videotext) decoder chips from
3 Philips.
4
5 Copyright (C) 2004 Michael Geng (linux@MichaelGeng.de)
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20
21 */
22#ifndef __SAA5246A_H__
23#define __SAA5246A_H__
24
25#define MAJOR_VERSION 1 /* driver major version number */
26#define MINOR_VERSION 8 /* driver minor version number */
27
28#define IF_NAME "SAA5246A"
29
30#define I2C_ADDRESS 17
31
32/* Number of DAUs = number of pages that can be searched at the same time. */
33#define NUM_DAUS 4
34
35#define NUM_ROWS_PER_PAGE 40
36
37/* first column is 0 (not 1) */
38#define POS_TIME_START 32
39#define POS_TIME_END 39
40
41#define POS_HEADER_START 7
42#define POS_HEADER_END 31
43
44/* Returns 'true' if the part of the videotext page described with req contains
45 (at least parts of) the time field */
46#define REQ_CONTAINS_TIME(p_req) \
47 ((p_req)->start <= POS_TIME_END && \
48 (p_req)->end >= POS_TIME_START)
49
50/* Returns 'true' if the part of the videotext page described with req contains
51 (at least parts of) the page header */
52#define REQ_CONTAINS_HEADER(p_req) \
53 ((p_req)->start <= POS_HEADER_END && \
54 (p_req)->end >= POS_HEADER_START)
55
56/*****************************************************************************/
57/* Mode register numbers of the SAA5246A */
58/*****************************************************************************/
59#define SAA5246A_REGISTER_R0 0
60#define SAA5246A_REGISTER_R1 1
61#define SAA5246A_REGISTER_R2 2
62#define SAA5246A_REGISTER_R3 3
63#define SAA5246A_REGISTER_R4 4
64#define SAA5246A_REGISTER_R5 5
65#define SAA5246A_REGISTER_R6 6
66#define SAA5246A_REGISTER_R7 7
67#define SAA5246A_REGISTER_R8 8
68#define SAA5246A_REGISTER_R9 9
69#define SAA5246A_REGISTER_R10 10
70#define SAA5246A_REGISTER_R11 11
71#define SAA5246A_REGISTER_R11B 11
72
73/* SAA5246A mode registers often autoincrement to the next register.
74 Therefore we use variable argument lists. The following macro indicates
75 the end of a command list. */
76#define COMMAND_END (- 1)
77
78/*****************************************************************************/
79/* Contents of the mode registers of the SAA5246A */
80/*****************************************************************************/
81/* Register R0 (Advanced Control) */
82#define R0_SELECT_R11 0x00
83#define R0_SELECT_R11B 0x01
84
85#define R0_PLL_TIME_CONSTANT_LONG 0x00
86#define R0_PLL_TIME_CONSTANT_SHORT 0x02
87
88#define R0_ENABLE_nODD_EVEN_OUTPUT 0x00
89#define R0_DISABLE_nODD_EVEN_OUTPUT 0x04
90
91#define R0_ENABLE_HDR_POLL 0x00
92#define R0_DISABLE_HDR_POLL 0x10
93
94#define R0_DO_NOT_FORCE_nODD_EVEN_LOW_IF_PICTURE_DISPLAYED 0x00
95#define R0_FORCE_nODD_EVEN_LOW_IF_PICTURE_DISPLAYED 0x20
96
97#define R0_NO_FREE_RUN_PLL 0x00
98#define R0_FREE_RUN_PLL 0x40
99
100#define R0_NO_AUTOMATIC_FASTEXT_PROMPT 0x00
101#define R0_AUTOMATIC_FASTEXT_PROMPT 0x80
102
103/* Register R1 (Mode) */
104#define R1_INTERLACED_312_AND_HALF_312_AND_HALF_LINES 0x00
105#define R1_NON_INTERLACED_312_313_LINES 0x01
106#define R1_NON_INTERLACED_312_312_LINES 0x02
107#define R1_FFB_LEADING_EDGE_IN_FIRST_BROAD_PULSE 0x03
108#define R1_FFB_LEADING_EDGE_IN_SECOND_BROAD_PULSE 0x07
109
110#define R1_DEW 0x00
111#define R1_FULL_FIELD 0x08
112
113#define R1_EXTENDED_PACKET_DISABLE 0x00
114#define R1_EXTENDED_PACKET_ENABLE 0x10
115
116#define R1_DAUS_ALL_ON 0x00
117#define R1_DAUS_ALL_OFF 0x20
118
119#define R1_7_BITS_PLUS_PARITY 0x00
120#define R1_8_BITS_NO_PARITY 0x40
121
122#define R1_VCS_TO_SCS 0x00
123#define R1_NO_VCS_TO_SCS 0x80
124
125/* Register R2 (Page request address) */
126#define R2_IN_R3_SELECT_PAGE_HUNDREDS 0x00
127#define R2_IN_R3_SELECT_PAGE_TENS 0x01
128#define R2_IN_R3_SELECT_PAGE_UNITS 0x02
129#define R2_IN_R3_SELECT_HOURS_TENS 0x03
130#define R2_IN_R3_SELECT_HOURS_UNITS 0x04
131#define R2_IN_R3_SELECT_MINUTES_TENS 0x05
132#define R2_IN_R3_SELECT_MINUTES_UNITS 0x06
133
134#define R2_DAU_0 0x00
135#define R2_DAU_1 0x10
136#define R2_DAU_2 0x20
137#define R2_DAU_3 0x30
138
139#define R2_BANK_0 0x00
140#define R2_BANK 1 0x40
141
142#define R2_HAMMING_CHECK_ON 0x80
143#define R2_HAMMING_CHECK_OFF 0x00
144
145/* Register R3 (Page request data) */
146#define R3_PAGE_HUNDREDS_0 0x00
147#define R3_PAGE_HUNDREDS_1 0x01
148#define R3_PAGE_HUNDREDS_2 0x02
149#define R3_PAGE_HUNDREDS_3 0x03
150#define R3_PAGE_HUNDREDS_4 0x04
151#define R3_PAGE_HUNDREDS_5 0x05
152#define R3_PAGE_HUNDREDS_6 0x06
153#define R3_PAGE_HUNDREDS_7 0x07
154
155#define R3_HOLD_PAGE 0x00
156#define R3_UPDATE_PAGE 0x08
157
158#define R3_PAGE_HUNDREDS_DO_NOT_CARE 0x00
159#define R3_PAGE_HUNDREDS_DO_CARE 0x10
160
161#define R3_PAGE_TENS_DO_NOT_CARE 0x00
162#define R3_PAGE_TENS_DO_CARE 0x10
163
164#define R3_PAGE_UNITS_DO_NOT_CARE 0x00
165#define R3_PAGE_UNITS_DO_CARE 0x10
166
167#define R3_HOURS_TENS_DO_NOT_CARE 0x00
168#define R3_HOURS_TENS_DO_CARE 0x10
169
170#define R3_HOURS_UNITS_DO_NOT_CARE 0x00
171#define R3_HOURS_UNITS_DO_CARE 0x10
172
173#define R3_MINUTES_TENS_DO_NOT_CARE 0x00
174#define R3_MINUTES_TENS_DO_CARE 0x10
175
176#define R3_MINUTES_UNITS_DO_NOT_CARE 0x00
177#define R3_MINUTES_UNITS_DO_CARE 0x10
178
179/* Register R4 (Display chapter) */
180#define R4_DISPLAY_PAGE_0 0x00
181#define R4_DISPLAY_PAGE_1 0x01
182#define R4_DISPLAY_PAGE_2 0x02
183#define R4_DISPLAY_PAGE_3 0x03
184#define R4_DISPLAY_PAGE_4 0x04
185#define R4_DISPLAY_PAGE_5 0x05
186#define R4_DISPLAY_PAGE_6 0x06
187#define R4_DISPLAY_PAGE_7 0x07
188
189/* Register R5 (Normal display control) */
190#define R5_PICTURE_INSIDE_BOXING_OFF 0x00
191#define R5_PICTURE_INSIDE_BOXING_ON 0x01
192
193#define R5_PICTURE_OUTSIDE_BOXING_OFF 0x00
194#define R5_PICTURE_OUTSIDE_BOXING_ON 0x02
195
196#define R5_TEXT_INSIDE_BOXING_OFF 0x00
197#define R5_TEXT_INSIDE_BOXING_ON 0x04
198
199#define R5_TEXT_OUTSIDE_BOXING_OFF 0x00
200#define R5_TEXT_OUTSIDE_BOXING_ON 0x08
201
202#define R5_CONTRAST_REDUCTION_INSIDE_BOXING_OFF 0x00
203#define R5_CONTRAST_REDUCTION_INSIDE_BOXING_ON 0x10
204
205#define R5_CONTRAST_REDUCTION_OUTSIDE_BOXING_OFF 0x00
206#define R5_CONTRAST_REDUCTION_OUTSIDE_BOXING_ON 0x20
207
208#define R5_BACKGROUND_COLOR_INSIDE_BOXING_OFF 0x00
209#define R5_BACKGROUND_COLOR_INSIDE_BOXING_ON 0x40
210
211#define R5_BACKGROUND_COLOR_OUTSIDE_BOXING_OFF 0x00
212#define R5_BACKGROUND_COLOR_OUTSIDE_BOXING_ON 0x80
213
214/* Register R6 (Newsflash display) */
215#define R6_NEWSFLASH_PICTURE_INSIDE_BOXING_OFF 0x00
216#define R6_NEWSFLASH_PICTURE_INSIDE_BOXING_ON 0x01
217
218#define R6_NEWSFLASH_PICTURE_OUTSIDE_BOXING_OFF 0x00
219#define R6_NEWSFLASH_PICTURE_OUTSIDE_BOXING_ON 0x02
220
221#define R6_NEWSFLASH_TEXT_INSIDE_BOXING_OFF 0x00
222#define R6_NEWSFLASH_TEXT_INSIDE_BOXING_ON 0x04
223
224#define R6_NEWSFLASH_TEXT_OUTSIDE_BOXING_OFF 0x00
225#define R6_NEWSFLASH_TEXT_OUTSIDE_BOXING_ON 0x08
226
227#define R6_NEWSFLASH_CONTRAST_REDUCTION_INSIDE_BOXING_OFF 0x00
228#define R6_NEWSFLASH_CONTRAST_REDUCTION_INSIDE_BOXING_ON 0x10
229
230#define R6_NEWSFLASH_CONTRAST_REDUCTION_OUTSIDE_BOXING_OFF 0x00
231#define R6_NEWSFLASH_CONTRAST_REDUCTION_OUTSIDE_BOXING_ON 0x20
232
233#define R6_NEWSFLASH_BACKGROUND_COLOR_INSIDE_BOXING_OFF 0x00
234#define R6_NEWSFLASH_BACKGROUND_COLOR_INSIDE_BOXING_ON 0x40
235
236#define R6_NEWSFLASH_BACKGROUND_COLOR_OUTSIDE_BOXING_OFF 0x00
237#define R6_NEWSFLASH_BACKGROUND_COLOR_OUTSIDE_BOXING_ON 0x80
238
239/* Register R7 (Display mode) */
240#define R7_BOX_OFF_ROW_0 0x00
241#define R7_BOX_ON_ROW_0 0x01
242
243#define R7_BOX_OFF_ROW_1_TO_23 0x00
244#define R7_BOX_ON_ROW_1_TO_23 0x02
245
246#define R7_BOX_OFF_ROW_24 0x00
247#define R7_BOX_ON_ROW_24 0x04
248
249#define R7_SINGLE_HEIGHT 0x00
250#define R7_DOUBLE_HEIGHT 0x08
251
252#define R7_TOP_HALF 0x00
253#define R7_BOTTOM_HALF 0x10
254
255#define R7_REVEAL_OFF 0x00
256#define R7_REVEAL_ON 0x20
257
258#define R7_CURSER_OFF 0x00
259#define R7_CURSER_ON 0x40
260
261#define R7_STATUS_BOTTOM 0x00
262#define R7_STATUS_TOP 0x80
263
264/* Register R8 (Active chapter) */
265#define R8_ACTIVE_CHAPTER_0 0x00
266#define R8_ACTIVE_CHAPTER_1 0x01
267#define R8_ACTIVE_CHAPTER_2 0x02
268#define R8_ACTIVE_CHAPTER_3 0x03
269#define R8_ACTIVE_CHAPTER_4 0x04
270#define R8_ACTIVE_CHAPTER_5 0x05
271#define R8_ACTIVE_CHAPTER_6 0x06
272#define R8_ACTIVE_CHAPTER_7 0x07
273
274#define R8_CLEAR_MEMORY 0x08
275#define R8_DO_NOT_CLEAR_MEMORY 0x00
276
277/* Register R9 (Curser row) */
278#define R9_CURSER_ROW_0 0x00
279#define R9_CURSER_ROW_1 0x01
280#define R9_CURSER_ROW_2 0x02
281#define R9_CURSER_ROW_25 0x19
282
283/* Register R10 (Curser column) */
284#define R10_CURSER_COLUMN_0 0x00
285#define R10_CURSER_COLUMN_6 0x06
286#define R10_CURSER_COLUMN_8 0x08
287
288/*****************************************************************************/
289/* Row 25 control data in column 0 to 9 */
290/*****************************************************************************/
291#define ROW25_COLUMN0_PAGE_UNITS 0x0F
292
293#define ROW25_COLUMN1_PAGE_TENS 0x0F
294
295#define ROW25_COLUMN2_MINUTES_UNITS 0x0F
296
297#define ROW25_COLUMN3_MINUTES_TENS 0x07
298#define ROW25_COLUMN3_DELETE_PAGE 0x08
299
300#define ROW25_COLUMN4_HOUR_UNITS 0x0F
301
302#define ROW25_COLUMN5_HOUR_TENS 0x03
303#define ROW25_COLUMN5_INSERT_HEADLINE 0x04
304#define ROW25_COLUMN5_INSERT_SUBTITLE 0x08
305
306#define ROW25_COLUMN6_SUPPRESS_HEADER 0x01
307#define ROW25_COLUMN6_UPDATE_PAGE 0x02
308#define ROW25_COLUMN6_INTERRUPTED_SEQUENCE 0x04
309#define ROW25_COLUMN6_SUPPRESS_DISPLAY 0x08
310
311#define ROW25_COLUMN7_SERIAL_MODE 0x01
312#define ROW25_COLUMN7_CHARACTER_SET 0x0E
313
314#define ROW25_COLUMN8_PAGE_HUNDREDS 0x07
315#define ROW25_COLUMN8_PAGE_NOT_FOUND 0x10
316
317#define ROW25_COLUMN9_PAGE_BEING_LOOKED_FOR 0x20
318
319#define ROW25_COLUMN0_TO_7_HAMMING_ERROR 0x10
320
321/*****************************************************************************/
322/* Helper macros for extracting page, hour and minute digits */
323/*****************************************************************************/
324/* BYTE_POS 0 is at row 0, column 0,
325 BYTE_POS 1 is at row 0, column 1,
326 BYTE_POS 40 is at row 1, column 0, (with NUM_ROWS_PER_PAGE = 40)
327 BYTE_POS 41 is at row 1, column 1, (with NUM_ROWS_PER_PAGE = 40),
328 ... */
329#define ROW(BYTE_POS) (BYTE_POS / NUM_ROWS_PER_PAGE)
330#define COLUMN(BYTE_POS) (BYTE_POS % NUM_ROWS_PER_PAGE)
331
332/*****************************************************************************/
333/* Helper macros for extracting page, hour and minute digits */
334/*****************************************************************************/
335/* Macros for extracting hundreds, tens and units of a page number which
336 must be in the range 0 ... 0x799.
337 Note that page is coded in hexadecimal, i.e. 0x123 means page 123.
338 page 0x.. means page 8.. */
339#define HUNDREDS_OF_PAGE(page) (((page) / 0x100) & 0x7)
340#define TENS_OF_PAGE(page) (((page) / 0x10) & 0xF)
341#define UNITS_OF_PAGE(page) ((page) & 0xF)
342
343/* Macros for extracting tens and units of a hour information which
344 must be in the range 0 ... 0x24.
345 Note that hour is coded in hexadecimal, i.e. 0x12 means 12 hours */
346#define TENS_OF_HOUR(hour) ((hour) / 0x10)
347#define UNITS_OF_HOUR(hour) ((hour) & 0xF)
348
349/* Macros for extracting tens and units of a minute information which
350 must be in the range 0 ... 0x59.
351 Note that minute is coded in hexadecimal, i.e. 0x12 means 12 minutes */
352#define TENS_OF_MINUTE(minute) ((minute) / 0x10)
353#define UNITS_OF_MINUTE(minute) ((minute) & 0xF)
354
355#define HOUR_MAX 0x23
356#define MINUTE_MAX 0x59
357#define PAGE_MAX 0x8FF
358
359#endif /* __SAA5246A_H__ */
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-07 05:06:41 -0500