1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
4 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
5
6 */
7
8#ifndef __HW_H__
9#define __HW_H__
10
11#include <linux/seq_file.h>
12
13#include "viamode.h"
14#include "global.h"
15#include "via_modesetting.h"
16
17#define viafb_read_reg(p, i) via_read_reg(p, i)
18#define viafb_write_reg(i, p, d) via_write_reg(p, i, d)
19#define viafb_write_reg_mask(i, p, d, m) via_write_reg_mask(p, i, d, m)
20
21/* VIA output devices */
22#define VIA_LDVP0 0x00000001
23#define VIA_LDVP1 0x00000002
24#define VIA_DVP0 0x00000004
25#define VIA_CRT 0x00000010
26#define VIA_DVP1 0x00000020
27#define VIA_LVDS1 0x00000040
28#define VIA_LVDS2 0x00000080
29
30/* VIA output device power states */
31#define VIA_STATE_ON 0
32#define VIA_STATE_STANDBY 1
33#define VIA_STATE_SUSPEND 2
34#define VIA_STATE_OFF 3
35
36/* VIA output device sync polarity */
37#define VIA_HSYNC_NEGATIVE 0x01
38#define VIA_VSYNC_NEGATIVE 0x02
39
40/**********************************************************/
41/* Definition IGA2 Design Method of CRTC Shadow Registers */
42/**********************************************************/
43#define IGA2_HOR_TOTAL_SHADOW_FORMULA(x) ((x/8)-5)
44#define IGA2_HOR_BLANK_END_SHADOW_FORMULA(x, y) (((x+y)/8)-1)
45#define IGA2_VER_TOTAL_SHADOW_FORMULA(x) ((x)-2)
46#define IGA2_VER_ADDR_SHADOW_FORMULA(x) ((x)-1)
47#define IGA2_VER_BLANK_START_SHADOW_FORMULA(x) ((x)-1)
48#define IGA2_VER_BLANK_END_SHADOW_FORMULA(x, y) ((x+y)-1)
49#define IGA2_VER_SYNC_START_SHADOW_FORMULA(x) (x)
50#define IGA2_VER_SYNC_END_SHADOW_FORMULA(x, y) (x+y)
51
52/* Define Register Number for IGA2 Shadow CRTC Timing */
53
54/* location: {CR6D,0,7},{CR71,3,3} */
55#define IGA2_SHADOW_HOR_TOTAL_REG_NUM 2
56/* location: {CR6E,0,7} */
57#define IGA2_SHADOW_HOR_BLANK_END_REG_NUM 1
58/* location: {CR6F,0,7},{CR71,0,2} */
59#define IGA2_SHADOW_VER_TOTAL_REG_NUM 2
60/* location: {CR70,0,7},{CR71,4,6} */
61#define IGA2_SHADOW_VER_ADDR_REG_NUM 2
62/* location: {CR72,0,7},{CR74,4,6} */
63#define IGA2_SHADOW_VER_BLANK_START_REG_NUM 2
64/* location: {CR73,0,7},{CR74,0,2} */
65#define IGA2_SHADOW_VER_BLANK_END_REG_NUM 2
66/* location: {CR75,0,7},{CR76,4,6} */
67#define IGA2_SHADOW_VER_SYNC_START_REG_NUM 2
68/* location: {CR76,0,3} */
69#define IGA2_SHADOW_VER_SYNC_END_REG_NUM 1
70
71/* Define Fetch Count Register*/
72
73/* location: {SR1C,0,7},{SR1D,0,1} */
74#define IGA1_FETCH_COUNT_REG_NUM 2
75/* 16 bytes alignment. */
76#define IGA1_FETCH_COUNT_ALIGN_BYTE 16
77/* x: H resolution, y: color depth */
78#define IGA1_FETCH_COUNT_PATCH_VALUE 4
79#define IGA1_FETCH_COUNT_FORMULA(x, y) \
80 (((x*y)/IGA1_FETCH_COUNT_ALIGN_BYTE) + IGA1_FETCH_COUNT_PATCH_VALUE)
81
82/* location: {CR65,0,7},{CR67,2,3} */
83#define IGA2_FETCH_COUNT_REG_NUM 2
84#define IGA2_FETCH_COUNT_ALIGN_BYTE 16
85#define IGA2_FETCH_COUNT_PATCH_VALUE 0
86#define IGA2_FETCH_COUNT_FORMULA(x, y) \
87 (((x*y)/IGA2_FETCH_COUNT_ALIGN_BYTE) + IGA2_FETCH_COUNT_PATCH_VALUE)
88
89/* Staring Address*/
90
91/* location: {CR0C,0,7},{CR0D,0,7},{CR34,0,7},{CR48,0,1} */
92#define IGA1_STARTING_ADDR_REG_NUM 4
93/* location: {CR62,1,7},{CR63,0,7},{CR64,0,7} */
94#define IGA2_STARTING_ADDR_REG_NUM 3
95
96/* Define Display OFFSET*/
97/* These value are by HW suggested value*/
98/* location: {SR17,0,7} */
99#define K800_IGA1_FIFO_MAX_DEPTH 384
100/* location: {SR16,0,5},{SR16,7,7} */
101#define K800_IGA1_FIFO_THRESHOLD 328
102/* location: {SR18,0,5},{SR18,7,7} */
103#define K800_IGA1_FIFO_HIGH_THRESHOLD 296
104/* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
105 /* because HW only 5 bits */
106#define K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 0
107
108/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
109#define K800_IGA2_FIFO_MAX_DEPTH 384
110/* location: {CR68,0,3},{CR95,4,6} */
111#define K800_IGA2_FIFO_THRESHOLD 328
112/* location: {CR92,0,3},{CR95,0,2} */
113#define K800_IGA2_FIFO_HIGH_THRESHOLD 296
114/* location: {CR94,0,6} */
115#define K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128
116
117/* location: {SR17,0,7} */
118#define P880_IGA1_FIFO_MAX_DEPTH 192
119/* location: {SR16,0,5},{SR16,7,7} */
120#define P880_IGA1_FIFO_THRESHOLD 128
121/* location: {SR18,0,5},{SR18,7,7} */
122#define P880_IGA1_FIFO_HIGH_THRESHOLD 64
123/* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
124 /* because HW only 5 bits */
125#define P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 0
126
127/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
128#define P880_IGA2_FIFO_MAX_DEPTH 96
129/* location: {CR68,0,3},{CR95,4,6} */
130#define P880_IGA2_FIFO_THRESHOLD 64
131/* location: {CR92,0,3},{CR95,0,2} */
132#define P880_IGA2_FIFO_HIGH_THRESHOLD 32
133/* location: {CR94,0,6} */
134#define P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128
135
136/* VT3314 chipset*/
137
138/* location: {SR17,0,7} */
139#define CN700_IGA1_FIFO_MAX_DEPTH 96
140/* location: {SR16,0,5},{SR16,7,7} */
141#define CN700_IGA1_FIFO_THRESHOLD 80
142/* location: {SR18,0,5},{SR18,7,7} */
143#define CN700_IGA1_FIFO_HIGH_THRESHOLD 64
144/* location: {SR22,0,4}. (128/4) =64, P800 must be set zero,
145 because HW only 5 bits */
146#define CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 0
147/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
148#define CN700_IGA2_FIFO_MAX_DEPTH 96
149/* location: {CR68,0,3},{CR95,4,6} */
150#define CN700_IGA2_FIFO_THRESHOLD 80
151/* location: {CR92,0,3},{CR95,0,2} */
152#define CN700_IGA2_FIFO_HIGH_THRESHOLD 32
153/* location: {CR94,0,6} */
154#define CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128
155
156/* For VT3324, these values are suggested by HW */
157/* location: {SR17,0,7} */
158#define CX700_IGA1_FIFO_MAX_DEPTH 192
159/* location: {SR16,0,5},{SR16,7,7} */
160#define CX700_IGA1_FIFO_THRESHOLD 128
161/* location: {SR18,0,5},{SR18,7,7} */
162#define CX700_IGA1_FIFO_HIGH_THRESHOLD 128
163/* location: {SR22,0,4} */
164#define CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 124
165
166/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
167#define CX700_IGA2_FIFO_MAX_DEPTH 96
168/* location: {CR68,0,3},{CR95,4,6} */
169#define CX700_IGA2_FIFO_THRESHOLD 64
170/* location: {CR92,0,3},{CR95,0,2} */
171#define CX700_IGA2_FIFO_HIGH_THRESHOLD 32
172/* location: {CR94,0,6} */
173#define CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128
174
175/* VT3336 chipset*/
176/* location: {SR17,0,7} */
177#define K8M890_IGA1_FIFO_MAX_DEPTH 360
178/* location: {SR16,0,5},{SR16,7,7} */
179#define K8M890_IGA1_FIFO_THRESHOLD 328
180/* location: {SR18,0,5},{SR18,7,7} */
181#define K8M890_IGA1_FIFO_HIGH_THRESHOLD 296
182/* location: {SR22,0,4}. */
183#define K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 124
184
185/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
186#define K8M890_IGA2_FIFO_MAX_DEPTH 360
187/* location: {CR68,0,3},{CR95,4,6} */
188#define K8M890_IGA2_FIFO_THRESHOLD 328
189/* location: {CR92,0,3},{CR95,0,2} */
190#define K8M890_IGA2_FIFO_HIGH_THRESHOLD 296
191/* location: {CR94,0,6} */
192#define K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 124
193
194/* VT3327 chipset*/
195/* location: {SR17,0,7} */
196#define P4M890_IGA1_FIFO_MAX_DEPTH 96
197/* location: {SR16,0,5},{SR16,7,7} */
198#define P4M890_IGA1_FIFO_THRESHOLD 76
199/* location: {SR18,0,5},{SR18,7,7} */
200#define P4M890_IGA1_FIFO_HIGH_THRESHOLD 64
201/* location: {SR22,0,4}. (32/4) =8 */
202#define P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 32
203/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
204#define P4M890_IGA2_FIFO_MAX_DEPTH 96
205/* location: {CR68,0,3},{CR95,4,6} */
206#define P4M890_IGA2_FIFO_THRESHOLD 76
207/* location: {CR92,0,3},{CR95,0,2} */
208#define P4M890_IGA2_FIFO_HIGH_THRESHOLD 64
209/* location: {CR94,0,6} */
210#define P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 32
211
212/* VT3364 chipset*/
213/* location: {SR17,0,7} */
214#define P4M900_IGA1_FIFO_MAX_DEPTH 96
215/* location: {SR16,0,5},{SR16,7,7} */
216#define P4M900_IGA1_FIFO_THRESHOLD 76
217/* location: {SR18,0,5},{SR18,7,7} */
218#define P4M900_IGA1_FIFO_HIGH_THRESHOLD 76
219/* location: {SR22,0,4}. */
220#define P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 32
221/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
222#define P4M900_IGA2_FIFO_MAX_DEPTH 96
223/* location: {CR68,0,3},{CR95,4,6} */
224#define P4M900_IGA2_FIFO_THRESHOLD 76
225/* location: {CR92,0,3},{CR95,0,2} */
226#define P4M900_IGA2_FIFO_HIGH_THRESHOLD 76
227/* location: {CR94,0,6} */
228#define P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 32
229
230/* For VT3353, these values are suggested by HW */
231/* location: {SR17,0,7} */
232#define VX800_IGA1_FIFO_MAX_DEPTH 192
233/* location: {SR16,0,5},{SR16,7,7} */
234#define VX800_IGA1_FIFO_THRESHOLD 152
235/* location: {SR18,0,5},{SR18,7,7} */
236#define VX800_IGA1_FIFO_HIGH_THRESHOLD 152
237/* location: {SR22,0,4} */
238#define VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 64
239/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
240#define VX800_IGA2_FIFO_MAX_DEPTH 96
241/* location: {CR68,0,3},{CR95,4,6} */
242#define VX800_IGA2_FIFO_THRESHOLD 64
243/* location: {CR92,0,3},{CR95,0,2} */
244#define VX800_IGA2_FIFO_HIGH_THRESHOLD 32
245/* location: {CR94,0,6} */
246#define VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128
247
248/* For VT3409 */
249#define VX855_IGA1_FIFO_MAX_DEPTH 400
250#define VX855_IGA1_FIFO_THRESHOLD 320
251#define VX855_IGA1_FIFO_HIGH_THRESHOLD 320
252#define VX855_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 160
253
254#define VX855_IGA2_FIFO_MAX_DEPTH 200
255#define VX855_IGA2_FIFO_THRESHOLD 160
256#define VX855_IGA2_FIFO_HIGH_THRESHOLD 160
257#define VX855_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 320
258
259/* For VT3410 */
260#define VX900_IGA1_FIFO_MAX_DEPTH 400
261#define VX900_IGA1_FIFO_THRESHOLD 320
262#define VX900_IGA1_FIFO_HIGH_THRESHOLD 320
263#define VX900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 160
264
265#define VX900_IGA2_FIFO_MAX_DEPTH 192
266#define VX900_IGA2_FIFO_THRESHOLD 160
267#define VX900_IGA2_FIFO_HIGH_THRESHOLD 160
268#define VX900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 320
269
270#define IGA1_FIFO_DEPTH_SELECT_REG_NUM 1
271#define IGA1_FIFO_THRESHOLD_REG_NUM 2
272#define IGA1_FIFO_HIGH_THRESHOLD_REG_NUM 2
273#define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM 1
274
275#define IGA2_FIFO_DEPTH_SELECT_REG_NUM 3
276#define IGA2_FIFO_THRESHOLD_REG_NUM 2
277#define IGA2_FIFO_HIGH_THRESHOLD_REG_NUM 2
278#define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM 1
279
280#define IGA1_FIFO_DEPTH_SELECT_FORMULA(x) ((x/2)-1)
281#define IGA1_FIFO_THRESHOLD_FORMULA(x) (x/4)
282#define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x) (x/4)
283#define IGA1_FIFO_HIGH_THRESHOLD_FORMULA(x) (x/4)
284#define IGA2_FIFO_DEPTH_SELECT_FORMULA(x) (((x/2)/4)-1)
285#define IGA2_FIFO_THRESHOLD_FORMULA(x) (x/4)
286#define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x) (x/4)
287#define IGA2_FIFO_HIGH_THRESHOLD_FORMULA(x) (x/4)
288
289/************************************************************************/
290/* LCD Timing */
291/************************************************************************/
292
293/* 500 ms = 500000 us */
294#define LCD_POWER_SEQ_TD0 500000
295/* 50 ms = 50000 us */
296#define LCD_POWER_SEQ_TD1 50000
297/* 0 us */
298#define LCD_POWER_SEQ_TD2 0
299/* 210 ms = 210000 us */
300#define LCD_POWER_SEQ_TD3 210000
301/* 2^10 * (1/14.31818M) = 71.475 us (K400.revA) */
302#define CLE266_POWER_SEQ_UNIT 71
303/* 2^11 * (1/14.31818M) = 142.95 us (K400.revB) */
304#define K800_POWER_SEQ_UNIT 142
305/* 2^13 * (1/14.31818M) = 572.1 us */
306#define P880_POWER_SEQ_UNIT 572
307
308#define CLE266_POWER_SEQ_FORMULA(x) ((x)/CLE266_POWER_SEQ_UNIT)
309#define K800_POWER_SEQ_FORMULA(x) ((x)/K800_POWER_SEQ_UNIT)
310#define P880_POWER_SEQ_FORMULA(x) ((x)/P880_POWER_SEQ_UNIT)
311
312/* location: {CR8B,0,7},{CR8F,0,3} */
313#define LCD_POWER_SEQ_TD0_REG_NUM 2
314/* location: {CR8C,0,7},{CR8F,4,7} */
315#define LCD_POWER_SEQ_TD1_REG_NUM 2
316/* location: {CR8D,0,7},{CR90,0,3} */
317#define LCD_POWER_SEQ_TD2_REG_NUM 2
318/* location: {CR8E,0,7},{CR90,4,7} */
319#define LCD_POWER_SEQ_TD3_REG_NUM 2
320
321/* LCD Scaling factor*/
322/* x: indicate setting horizontal size*/
323/* y: indicate panel horizontal size*/
324
325/* Horizontal scaling factor 10 bits (2^10) */
326#define CLE266_LCD_HOR_SCF_FORMULA(x, y) (((x-1)*1024)/(y-1))
327/* Vertical scaling factor 10 bits (2^10) */
328#define CLE266_LCD_VER_SCF_FORMULA(x, y) (((x-1)*1024)/(y-1))
329/* Horizontal scaling factor 10 bits (2^12) */
330#define K800_LCD_HOR_SCF_FORMULA(x, y) (((x-1)*4096)/(y-1))
331/* Vertical scaling factor 10 bits (2^11) */
332#define K800_LCD_VER_SCF_FORMULA(x, y) (((x-1)*2048)/(y-1))
333
334/* location: {CR9F,0,1},{CR77,0,7},{CR79,4,5} */
335#define LCD_HOR_SCALING_FACTOR_REG_NUM 3
336/* location: {CR79,3,3},{CR78,0,7},{CR79,6,7} */
337#define LCD_VER_SCALING_FACTOR_REG_NUM 3
338/* location: {CR77,0,7},{CR79,4,5} */
339#define LCD_HOR_SCALING_FACTOR_REG_NUM_CLE 2
340/* location: {CR78,0,7},{CR79,6,7} */
341#define LCD_VER_SCALING_FACTOR_REG_NUM_CLE 2
342
343struct io_register {
344 u8 io_addr;
345 u8 start_bit;
346 u8 end_bit;
347};
348
349/*****************************************************
350** Define IGA2 Shadow Display Timing ****
351*****************************************************/
352
353/* IGA2 Shadow Horizontal Total */
354struct iga2_shadow_hor_total {
355 int reg_num;
356 struct io_register reg[IGA2_SHADOW_HOR_TOTAL_REG_NUM];
357};
358
359/* IGA2 Shadow Horizontal Blank End */
360struct iga2_shadow_hor_blank_end {
361 int reg_num;
362 struct io_register reg[IGA2_SHADOW_HOR_BLANK_END_REG_NUM];
363};
364
365/* IGA2 Shadow Vertical Total */
366struct iga2_shadow_ver_total {
367 int reg_num;
368 struct io_register reg[IGA2_SHADOW_VER_TOTAL_REG_NUM];
369};
370
371/* IGA2 Shadow Vertical Addressable Video */
372struct iga2_shadow_ver_addr {
373 int reg_num;
374 struct io_register reg[IGA2_SHADOW_VER_ADDR_REG_NUM];
375};
376
377/* IGA2 Shadow Vertical Blank Start */
378struct iga2_shadow_ver_blank_start {
379 int reg_num;
380 struct io_register reg[IGA2_SHADOW_VER_BLANK_START_REG_NUM];
381};
382
383/* IGA2 Shadow Vertical Blank End */
384struct iga2_shadow_ver_blank_end {
385 int reg_num;
386 struct io_register reg[IGA2_SHADOW_VER_BLANK_END_REG_NUM];
387};
388
389/* IGA2 Shadow Vertical Sync Start */
390struct iga2_shadow_ver_sync_start {
391 int reg_num;
392 struct io_register reg[IGA2_SHADOW_VER_SYNC_START_REG_NUM];
393};
394
395/* IGA2 Shadow Vertical Sync End */
396struct iga2_shadow_ver_sync_end {
397 int reg_num;
398 struct io_register reg[IGA2_SHADOW_VER_SYNC_END_REG_NUM];
399};
400
401/* IGA1 Fetch Count Register */
402struct iga1_fetch_count {
403 int reg_num;
404 struct io_register reg[IGA1_FETCH_COUNT_REG_NUM];
405};
406
407/* IGA2 Fetch Count Register */
408struct iga2_fetch_count {
409 int reg_num;
410 struct io_register reg[IGA2_FETCH_COUNT_REG_NUM];
411};
412
413struct fetch_count {
414 struct iga1_fetch_count iga1_fetch_count_reg;
415 struct iga2_fetch_count iga2_fetch_count_reg;
416};
417
418/* Starting Address Register */
419struct iga1_starting_addr {
420 int reg_num;
421 struct io_register reg[IGA1_STARTING_ADDR_REG_NUM];
422};
423
424struct iga2_starting_addr {
425 int reg_num;
426 struct io_register reg[IGA2_STARTING_ADDR_REG_NUM];
427};
428
429struct starting_addr {
430 struct iga1_starting_addr iga1_starting_addr_reg;
431 struct iga2_starting_addr iga2_starting_addr_reg;
432};
433
434/* LCD Power Sequence Timer */
435struct lcd_pwd_seq_td0 {
436 int reg_num;
437 struct io_register reg[LCD_POWER_SEQ_TD0_REG_NUM];
438};
439
440struct lcd_pwd_seq_td1 {
441 int reg_num;
442 struct io_register reg[LCD_POWER_SEQ_TD1_REG_NUM];
443};
444
445struct lcd_pwd_seq_td2 {
446 int reg_num;
447 struct io_register reg[LCD_POWER_SEQ_TD2_REG_NUM];
448};
449
450struct lcd_pwd_seq_td3 {
451 int reg_num;
452 struct io_register reg[LCD_POWER_SEQ_TD3_REG_NUM];
453};
454
455struct _lcd_pwd_seq_timer {
456 struct lcd_pwd_seq_td0 td0;
457 struct lcd_pwd_seq_td1 td1;
458 struct lcd_pwd_seq_td2 td2;
459 struct lcd_pwd_seq_td3 td3;
460};
461
462/* LCD Scaling Factor */
463struct _lcd_hor_scaling_factor {
464 int reg_num;
465 struct io_register reg[LCD_HOR_SCALING_FACTOR_REG_NUM];
466};
467
468struct _lcd_ver_scaling_factor {
469 int reg_num;
470 struct io_register reg[LCD_VER_SCALING_FACTOR_REG_NUM];
471};
472
473struct _lcd_scaling_factor {
474 struct _lcd_hor_scaling_factor lcd_hor_scaling_factor;
475 struct _lcd_ver_scaling_factor lcd_ver_scaling_factor;
476};
477
478struct pll_limit {
479 u16 multiplier_min;
480 u16 multiplier_max;
481 u8 divisor;
482 u8 rshift;
483};
484
485struct rgbLUT {
486 u8 red;
487 u8 green;
488 u8 blue;
489};
490
491struct lcd_pwd_seq_timer {
492 u16 td0;
493 u16 td1;
494 u16 td2;
495 u16 td3;
496};
497
498/* Display FIFO Relation Registers*/
499struct iga1_fifo_depth_select {
500 int reg_num;
501 struct io_register reg[IGA1_FIFO_DEPTH_SELECT_REG_NUM];
502};
503
504struct iga1_fifo_threshold_select {
505 int reg_num;
506 struct io_register reg[IGA1_FIFO_THRESHOLD_REG_NUM];
507};
508
509struct iga1_fifo_high_threshold_select {
510 int reg_num;
511 struct io_register reg[IGA1_FIFO_HIGH_THRESHOLD_REG_NUM];
512};
513
514struct iga1_display_queue_expire_num {
515 int reg_num;
516 struct io_register reg[IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
517};
518
519struct iga2_fifo_depth_select {
520 int reg_num;
521 struct io_register reg[IGA2_FIFO_DEPTH_SELECT_REG_NUM];
522};
523
524struct iga2_fifo_threshold_select {
525 int reg_num;
526 struct io_register reg[IGA2_FIFO_THRESHOLD_REG_NUM];
527};
528
529struct iga2_fifo_high_threshold_select {
530 int reg_num;
531 struct io_register reg[IGA2_FIFO_HIGH_THRESHOLD_REG_NUM];
532};
533
534struct iga2_display_queue_expire_num {
535 int reg_num;
536 struct io_register reg[IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
537};
538
539struct fifo_depth_select {
540 struct iga1_fifo_depth_select iga1_fifo_depth_select_reg;
541 struct iga2_fifo_depth_select iga2_fifo_depth_select_reg;
542};
543
544struct fifo_threshold_select {
545 struct iga1_fifo_threshold_select iga1_fifo_threshold_select_reg;
546 struct iga2_fifo_threshold_select iga2_fifo_threshold_select_reg;
547};
548
549struct fifo_high_threshold_select {
550 struct iga1_fifo_high_threshold_select
551 iga1_fifo_high_threshold_select_reg;
552 struct iga2_fifo_high_threshold_select
553 iga2_fifo_high_threshold_select_reg;
554};
555
556struct display_queue_expire_num {
557 struct iga1_display_queue_expire_num
558 iga1_display_queue_expire_num_reg;
559 struct iga2_display_queue_expire_num
560 iga2_display_queue_expire_num_reg;
561};
562
563struct iga2_shadow_crtc_timing {
564 struct iga2_shadow_hor_total hor_total_shadow;
565 struct iga2_shadow_hor_blank_end hor_blank_end_shadow;
566 struct iga2_shadow_ver_total ver_total_shadow;
567 struct iga2_shadow_ver_addr ver_addr_shadow;
568 struct iga2_shadow_ver_blank_start ver_blank_start_shadow;
569 struct iga2_shadow_ver_blank_end ver_blank_end_shadow;
570 struct iga2_shadow_ver_sync_start ver_sync_start_shadow;
571 struct iga2_shadow_ver_sync_end ver_sync_end_shadow;
572};
573
574/* device ID */
575#define CLE266_FUNCTION3 0x3123
576#define KM400_FUNCTION3 0x3205
577#define CN400_FUNCTION2 0x2259
578#define CN400_FUNCTION3 0x3259
579/* support VT3314 chipset */
580#define CN700_FUNCTION2 0x2314
581#define CN700_FUNCTION3 0x3208
582/* VT3324 chipset */
583#define CX700_FUNCTION2 0x2324
584#define CX700_FUNCTION3 0x3324
585/* VT3204 chipset*/
586#define KM800_FUNCTION3 0x3204
587/* VT3336 chipset*/
588#define KM890_FUNCTION3 0x3336
589/* VT3327 chipset*/
590#define P4M890_FUNCTION3 0x3327
591/* VT3293 chipset*/
592#define CN750_FUNCTION3 0x3208
593/* VT3364 chipset*/
594#define P4M900_FUNCTION3 0x3364
595/* VT3353 chipset*/
596#define VX800_FUNCTION3 0x3353
597/* VT3409 chipset*/
598#define VX855_FUNCTION3 0x3409
599/* VT3410 chipset*/
600#define VX900_FUNCTION3 0x3410
601
602struct IODATA {
603 u8 Index;
604 u8 Mask;
605 u8 Data;
606};
607
608struct pci_device_id_info {
609 u32 vendor;
610 u32 device;
611 u32 chip_index;
612};
613
614struct via_device_mapping {
615 u32 device;
616 const char *name;
617};
618
619extern int viafb_SAMM_ON;
620extern int viafb_dual_fb;
621extern int viafb_LCD2_ON;
622extern int viafb_LCD_ON;
623extern int viafb_DVI_ON;
624extern int viafb_hotplug;
625
626struct via_display_timing var_to_timing(const struct fb_var_screeninfo *var,
627 u16 cxres, u16 cyres);
628void viafb_fill_crtc_timing(const struct fb_var_screeninfo *var,
629 u16 cxres, u16 cyres, int iga);
630void viafb_set_vclock(u32 CLK, int set_iga);
631void viafb_load_reg(int timing_value, int viafb_load_reg_num,
632 struct io_register *reg,
633 int io_type);
634void via_set_source(u32 devices, u8 iga);
635void via_set_state(u32 devices, u8 state);
636void via_set_sync_polarity(u32 devices, u8 polarity);
637u32 via_parse_odev(char *input, char **end);
638void via_odev_to_seq(struct seq_file *m, u32 odev);
639void init_ad9389(void);
640/* Access I/O Function */
641void viafb_lock_crt(void);
642void viafb_unlock_crt(void);
643void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga);
644void viafb_write_regx(struct io_reg RegTable[], int ItemNum);
645void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active);
646void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
647 *p_gfx_dpa_setting);
648
649int viafb_setmode(void);
650void viafb_fill_var_timing_info(struct fb_var_screeninfo *var,
651 const struct fb_videomode *mode);
652void viafb_init_chip_info(int chip_type);
653void viafb_init_dac(int set_iga);
654int viafb_get_refresh(int hres, int vres, u32 float_refresh);
655void viafb_update_device_setting(int hres, int vres, int bpp, int flag);
656
657void viafb_set_iga_path(void);
658void viafb_set_primary_color_register(u8 index, u8 red, u8 green, u8 blue);
659void viafb_set_secondary_color_register(u8 index, u8 red, u8 green, u8 blue);
660void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len);
661
662#endif /* __HW_H__ */
663

source code of linux/drivers/video/fbdev/via/hw.h