1 /*
2  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4 
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public
7  * License as published by the Free Software Foundation;
8  * either version 2, or (at your option) any later version.
9 
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12  * the implied warranty of MERCHANTABILITY or FITNESS FOR
13  * A PARTICULAR PURPOSE.See the GNU General Public License
14  * 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.,
19  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20  */
21 
22 #ifndef __HW_H__
23 #define __HW_H__
24 
25 #include <linux/seq_file.h>
26 
27 #include "viamode.h"
28 #include "global.h"
29 #include "via_modesetting.h"
30 
31 #define viafb_read_reg(p, i)			via_read_reg(p, i)
32 #define viafb_write_reg(i, p, d)		via_write_reg(p, i, d)
33 #define viafb_write_reg_mask(i, p, d, m)	via_write_reg_mask(p, i, d, m)
34 
35 /* VIA output devices */
36 #define VIA_LDVP0	0x00000001
37 #define VIA_LDVP1	0x00000002
38 #define VIA_DVP0	0x00000004
39 #define VIA_CRT		0x00000010
40 #define VIA_DVP1	0x00000020
41 #define VIA_LVDS1	0x00000040
42 #define VIA_LVDS2	0x00000080
43 
44 /* VIA output device power states */
45 #define VIA_STATE_ON		0
46 #define VIA_STATE_STANDBY	1
47 #define VIA_STATE_SUSPEND	2
48 #define VIA_STATE_OFF		3
49 
50 /* VIA output device sync polarity */
51 #define VIA_HSYNC_NEGATIVE	0x01
52 #define VIA_VSYNC_NEGATIVE	0x02
53 
54 /***************************************************
55 * Definition IGA1 Design Method of CRTC Registers *
56 ****************************************************/
57 #define IGA1_HOR_TOTAL_FORMULA(x)           (((x)/8)-5)
58 #define IGA1_HOR_ADDR_FORMULA(x)            (((x)/8)-1)
59 #define IGA1_HOR_BLANK_START_FORMULA(x)     (((x)/8)-1)
60 #define IGA1_HOR_BLANK_END_FORMULA(x, y)     (((x+y)/8)-1)
61 #define IGA1_HOR_SYNC_START_FORMULA(x)      ((x)/8)
62 #define IGA1_HOR_SYNC_END_FORMULA(x, y)      ((x+y)/8)
63 
64 #define IGA1_VER_TOTAL_FORMULA(x)           ((x)-2)
65 #define IGA1_VER_ADDR_FORMULA(x)            ((x)-1)
66 #define IGA1_VER_BLANK_START_FORMULA(x)     ((x)-1)
67 #define IGA1_VER_BLANK_END_FORMULA(x, y)     ((x+y)-1)
68 #define IGA1_VER_SYNC_START_FORMULA(x)      ((x)-1)
69 #define IGA1_VER_SYNC_END_FORMULA(x, y)      ((x+y)-1)
70 
71 /***************************************************
72 ** Definition IGA2 Design Method of CRTC Registers *
73 ****************************************************/
74 #define IGA2_HOR_TOTAL_FORMULA(x)           ((x)-1)
75 #define IGA2_HOR_ADDR_FORMULA(x)            ((x)-1)
76 #define IGA2_HOR_BLANK_START_FORMULA(x)     ((x)-1)
77 #define IGA2_HOR_BLANK_END_FORMULA(x, y)     ((x+y)-1)
78 #define IGA2_HOR_SYNC_START_FORMULA(x)      ((x)-1)
79 #define IGA2_HOR_SYNC_END_FORMULA(x, y)      ((x+y)-1)
80 
81 #define IGA2_VER_TOTAL_FORMULA(x)           ((x)-1)
82 #define IGA2_VER_ADDR_FORMULA(x)            ((x)-1)
83 #define IGA2_VER_BLANK_START_FORMULA(x)     ((x)-1)
84 #define IGA2_VER_BLANK_END_FORMULA(x, y)     ((x+y)-1)
85 #define IGA2_VER_SYNC_START_FORMULA(x)      ((x)-1)
86 #define IGA2_VER_SYNC_END_FORMULA(x, y)      ((x+y)-1)
87 
88 /**********************************************************/
89 /* Definition IGA2 Design Method of CRTC Shadow Registers */
90 /**********************************************************/
91 #define IGA2_HOR_TOTAL_SHADOW_FORMULA(x)           ((x/8)-5)
92 #define IGA2_HOR_BLANK_END_SHADOW_FORMULA(x, y)     (((x+y)/8)-1)
93 #define IGA2_VER_TOTAL_SHADOW_FORMULA(x)           ((x)-2)
94 #define IGA2_VER_ADDR_SHADOW_FORMULA(x)            ((x)-1)
95 #define IGA2_VER_BLANK_START_SHADOW_FORMULA(x)     ((x)-1)
96 #define IGA2_VER_BLANK_END_SHADOW_FORMULA(x, y)     ((x+y)-1)
97 #define IGA2_VER_SYNC_START_SHADOW_FORMULA(x)      (x)
98 #define IGA2_VER_SYNC_END_SHADOW_FORMULA(x, y)      (x+y)
99 
100 /* Define Register Number for IGA1 CRTC Timing */
101 
102 /* location: {CR00,0,7},{CR36,3,3} */
103 #define IGA1_HOR_TOTAL_REG_NUM		2
104 /* location: {CR01,0,7} */
105 #define IGA1_HOR_ADDR_REG_NUM		1
106 /* location: {CR02,0,7} */
107 #define IGA1_HOR_BLANK_START_REG_NUM    1
108 /* location: {CR03,0,4},{CR05,7,7},{CR33,5,5} */
109 #define IGA1_HOR_BLANK_END_REG_NUM	3
110 /* location: {CR04,0,7},{CR33,4,4} */
111 #define IGA1_HOR_SYNC_START_REG_NUM	2
112 /* location: {CR05,0,4} */
113 #define IGA1_HOR_SYNC_END_REG_NUM       1
114 /* location: {CR06,0,7},{CR07,0,0},{CR07,5,5},{CR35,0,0} */
115 #define IGA1_VER_TOTAL_REG_NUM          4
116 /* location: {CR12,0,7},{CR07,1,1},{CR07,6,6},{CR35,2,2} */
117 #define IGA1_VER_ADDR_REG_NUM           4
118 /* location: {CR15,0,7},{CR07,3,3},{CR09,5,5},{CR35,3,3} */
119 #define IGA1_VER_BLANK_START_REG_NUM    4
120 /* location: {CR16,0,7} */
121 #define IGA1_VER_BLANK_END_REG_NUM      1
122 /* location: {CR10,0,7},{CR07,2,2},{CR07,7,7},{CR35,1,1} */
123 #define IGA1_VER_SYNC_START_REG_NUM     4
124 /* location: {CR11,0,3} */
125 #define IGA1_VER_SYNC_END_REG_NUM       1
126 
127 /* Define Register Number for IGA2 Shadow CRTC Timing */
128 
129 /* location: {CR6D,0,7},{CR71,3,3} */
130 #define IGA2_SHADOW_HOR_TOTAL_REG_NUM       2
131 /* location: {CR6E,0,7} */
132 #define IGA2_SHADOW_HOR_BLANK_END_REG_NUM   1
133 /* location: {CR6F,0,7},{CR71,0,2} */
134 #define IGA2_SHADOW_VER_TOTAL_REG_NUM       2
135 /* location: {CR70,0,7},{CR71,4,6} */
136 #define IGA2_SHADOW_VER_ADDR_REG_NUM        2
137 /* location: {CR72,0,7},{CR74,4,6} */
138 #define IGA2_SHADOW_VER_BLANK_START_REG_NUM 2
139 /* location: {CR73,0,7},{CR74,0,2} */
140 #define IGA2_SHADOW_VER_BLANK_END_REG_NUM   2
141 /* location: {CR75,0,7},{CR76,4,6} */
142 #define IGA2_SHADOW_VER_SYNC_START_REG_NUM  2
143 /* location: {CR76,0,3} */
144 #define IGA2_SHADOW_VER_SYNC_END_REG_NUM    1
145 
146 /* Define Register Number for IGA2 CRTC Timing */
147 
148 /* location: {CR50,0,7},{CR55,0,3} */
149 #define IGA2_HOR_TOTAL_REG_NUM          2
150 /* location: {CR51,0,7},{CR55,4,6} */
151 #define IGA2_HOR_ADDR_REG_NUM           2
152 /* location: {CR52,0,7},{CR54,0,2} */
153 #define IGA2_HOR_BLANK_START_REG_NUM    2
154 /* location: CLE266: {CR53,0,7},{CR54,3,5} => CLE266's CR5D[6]
155 is reserved, so it may have problem to set 1600x1200 on IGA2. */
156 /*         	Others: {CR53,0,7},{CR54,3,5},{CR5D,6,6} */
157 #define IGA2_HOR_BLANK_END_REG_NUM      3
158 /* location: {CR56,0,7},{CR54,6,7},{CR5C,7,7} */
159 /* VT3314 and Later: {CR56,0,7},{CR54,6,7},{CR5C,7,7}, {CR5D,7,7} */
160 #define IGA2_HOR_SYNC_START_REG_NUM     4
161 
162 /* location: {CR57,0,7},{CR5C,6,6} */
163 #define IGA2_HOR_SYNC_END_REG_NUM       2
164 /* location: {CR58,0,7},{CR5D,0,2} */
165 #define IGA2_VER_TOTAL_REG_NUM          2
166 /* location: {CR59,0,7},{CR5D,3,5} */
167 #define IGA2_VER_ADDR_REG_NUM           2
168 /* location: {CR5A,0,7},{CR5C,0,2} */
169 #define IGA2_VER_BLANK_START_REG_NUM    2
170 /* location: {CR5E,0,7},{CR5C,3,5} */
171 #define IGA2_VER_BLANK_END_REG_NUM      2
172 /* location: {CR5E,0,7},{CR5F,5,7} */
173 #define IGA2_VER_SYNC_START_REG_NUM     2
174 /* location: {CR5F,0,4} */
175 #define IGA2_VER_SYNC_END_REG_NUM       1
176 
177 /* Define Fetch Count Register*/
178 
179 /* location: {SR1C,0,7},{SR1D,0,1} */
180 #define IGA1_FETCH_COUNT_REG_NUM        2
181 /* 16 bytes alignment. */
182 #define IGA1_FETCH_COUNT_ALIGN_BYTE     16
183 /* x: H resolution, y: color depth */
184 #define IGA1_FETCH_COUNT_PATCH_VALUE    4
185 #define IGA1_FETCH_COUNT_FORMULA(x, y)   \
186 	(((x*y)/IGA1_FETCH_COUNT_ALIGN_BYTE) + IGA1_FETCH_COUNT_PATCH_VALUE)
187 
188 /* location: {CR65,0,7},{CR67,2,3} */
189 #define IGA2_FETCH_COUNT_REG_NUM        2
190 #define IGA2_FETCH_COUNT_ALIGN_BYTE     16
191 #define IGA2_FETCH_COUNT_PATCH_VALUE    0
192 #define IGA2_FETCH_COUNT_FORMULA(x, y)   \
193 	(((x*y)/IGA2_FETCH_COUNT_ALIGN_BYTE) + IGA2_FETCH_COUNT_PATCH_VALUE)
194 
195 /* Staring Address*/
196 
197 /* location: {CR0C,0,7},{CR0D,0,7},{CR34,0,7},{CR48,0,1} */
198 #define IGA1_STARTING_ADDR_REG_NUM      4
199 /* location: {CR62,1,7},{CR63,0,7},{CR64,0,7} */
200 #define IGA2_STARTING_ADDR_REG_NUM      3
201 
202 /* Define Display OFFSET*/
203 /* These value are by HW suggested value*/
204 /* location: {SR17,0,7} */
205 #define K800_IGA1_FIFO_MAX_DEPTH                384
206 /* location: {SR16,0,5},{SR16,7,7} */
207 #define K800_IGA1_FIFO_THRESHOLD                328
208 /* location: {SR18,0,5},{SR18,7,7} */
209 #define K800_IGA1_FIFO_HIGH_THRESHOLD           296
210 /* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
211 				/* because HW only 5 bits */
212 #define K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      0
213 
214 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
215 #define K800_IGA2_FIFO_MAX_DEPTH                384
216 /* location: {CR68,0,3},{CR95,4,6} */
217 #define K800_IGA2_FIFO_THRESHOLD                328
218 /* location: {CR92,0,3},{CR95,0,2} */
219 #define K800_IGA2_FIFO_HIGH_THRESHOLD           296
220 /* location: {CR94,0,6} */
221 #define K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM      128
222 
223 /* location: {SR17,0,7} */
224 #define P880_IGA1_FIFO_MAX_DEPTH                192
225 /* location: {SR16,0,5},{SR16,7,7} */
226 #define P880_IGA1_FIFO_THRESHOLD                128
227 /* location: {SR18,0,5},{SR18,7,7} */
228 #define P880_IGA1_FIFO_HIGH_THRESHOLD           64
229 /* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
230 				/* because HW only 5 bits */
231 #define P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      0
232 
233 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
234 #define P880_IGA2_FIFO_MAX_DEPTH                96
235 /* location: {CR68,0,3},{CR95,4,6} */
236 #define P880_IGA2_FIFO_THRESHOLD                64
237 /* location: {CR92,0,3},{CR95,0,2} */
238 #define P880_IGA2_FIFO_HIGH_THRESHOLD           32
239 /* location: {CR94,0,6} */
240 #define P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM      128
241 
242 /* VT3314 chipset*/
243 
244 /* location: {SR17,0,7} */
245 #define CN700_IGA1_FIFO_MAX_DEPTH               96
246 /* location: {SR16,0,5},{SR16,7,7} */
247 #define CN700_IGA1_FIFO_THRESHOLD               80
248 /* location: {SR18,0,5},{SR18,7,7} */
249 #define CN700_IGA1_FIFO_HIGH_THRESHOLD          64
250 /* location: {SR22,0,4}. (128/4) =64, P800 must be set zero,
251 				because HW only 5 bits */
252 #define CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     0
253 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
254 #define CN700_IGA2_FIFO_MAX_DEPTH               96
255 /* location: {CR68,0,3},{CR95,4,6} */
256 #define CN700_IGA2_FIFO_THRESHOLD               80
257 /* location: {CR92,0,3},{CR95,0,2} */
258 #define CN700_IGA2_FIFO_HIGH_THRESHOLD          32
259 /* location: {CR94,0,6} */
260 #define CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
261 
262 /* For VT3324, these values are suggested by HW */
263 /* location: {SR17,0,7} */
264 #define CX700_IGA1_FIFO_MAX_DEPTH               192
265 /* location: {SR16,0,5},{SR16,7,7} */
266 #define CX700_IGA1_FIFO_THRESHOLD               128
267 /* location: {SR18,0,5},{SR18,7,7} */
268 #define CX700_IGA1_FIFO_HIGH_THRESHOLD          128
269 /* location: {SR22,0,4} */
270 #define CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     124
271 
272 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
273 #define CX700_IGA2_FIFO_MAX_DEPTH               96
274 /* location: {CR68,0,3},{CR95,4,6} */
275 #define CX700_IGA2_FIFO_THRESHOLD               64
276 /* location: {CR92,0,3},{CR95,0,2} */
277 #define CX700_IGA2_FIFO_HIGH_THRESHOLD          32
278 /* location: {CR94,0,6} */
279 #define CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
280 
281 /* VT3336 chipset*/
282 /* location: {SR17,0,7} */
283 #define K8M890_IGA1_FIFO_MAX_DEPTH               360
284 /* location: {SR16,0,5},{SR16,7,7} */
285 #define K8M890_IGA1_FIFO_THRESHOLD               328
286 /* location: {SR18,0,5},{SR18,7,7} */
287 #define K8M890_IGA1_FIFO_HIGH_THRESHOLD          296
288 /* location: {SR22,0,4}. */
289 #define K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     124
290 
291 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
292 #define K8M890_IGA2_FIFO_MAX_DEPTH               360
293 /* location: {CR68,0,3},{CR95,4,6} */
294 #define K8M890_IGA2_FIFO_THRESHOLD               328
295 /* location: {CR92,0,3},{CR95,0,2} */
296 #define K8M890_IGA2_FIFO_HIGH_THRESHOLD          296
297 /* location: {CR94,0,6} */
298 #define K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     124
299 
300 /* VT3327 chipset*/
301 /* location: {SR17,0,7} */
302 #define P4M890_IGA1_FIFO_MAX_DEPTH               96
303 /* location: {SR16,0,5},{SR16,7,7} */
304 #define P4M890_IGA1_FIFO_THRESHOLD               76
305 /* location: {SR18,0,5},{SR18,7,7} */
306 #define P4M890_IGA1_FIFO_HIGH_THRESHOLD          64
307 /* location: {SR22,0,4}. (32/4) =8 */
308 #define P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     32
309 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
310 #define P4M890_IGA2_FIFO_MAX_DEPTH               96
311 /* location: {CR68,0,3},{CR95,4,6} */
312 #define P4M890_IGA2_FIFO_THRESHOLD               76
313 /* location: {CR92,0,3},{CR95,0,2} */
314 #define P4M890_IGA2_FIFO_HIGH_THRESHOLD          64
315 /* location: {CR94,0,6} */
316 #define P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     32
317 
318 /* VT3364 chipset*/
319 /* location: {SR17,0,7} */
320 #define P4M900_IGA1_FIFO_MAX_DEPTH               96
321 /* location: {SR16,0,5},{SR16,7,7} */
322 #define P4M900_IGA1_FIFO_THRESHOLD               76
323 /* location: {SR18,0,5},{SR18,7,7} */
324 #define P4M900_IGA1_FIFO_HIGH_THRESHOLD          76
325 /* location: {SR22,0,4}. */
326 #define P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     32
327 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
328 #define P4M900_IGA2_FIFO_MAX_DEPTH               96
329 /* location: {CR68,0,3},{CR95,4,6} */
330 #define P4M900_IGA2_FIFO_THRESHOLD               76
331 /* location: {CR92,0,3},{CR95,0,2} */
332 #define P4M900_IGA2_FIFO_HIGH_THRESHOLD          76
333 /* location: {CR94,0,6} */
334 #define P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     32
335 
336 /* For VT3353, these values are suggested by HW */
337 /* location: {SR17,0,7} */
338 #define VX800_IGA1_FIFO_MAX_DEPTH               192
339 /* location: {SR16,0,5},{SR16,7,7} */
340 #define VX800_IGA1_FIFO_THRESHOLD               152
341 /* location: {SR18,0,5},{SR18,7,7} */
342 #define VX800_IGA1_FIFO_HIGH_THRESHOLD          152
343 /* location: {SR22,0,4} */
344 #define VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      64
345 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
346 #define VX800_IGA2_FIFO_MAX_DEPTH               96
347 /* location: {CR68,0,3},{CR95,4,6} */
348 #define VX800_IGA2_FIFO_THRESHOLD               64
349 /* location: {CR92,0,3},{CR95,0,2} */
350 #define VX800_IGA2_FIFO_HIGH_THRESHOLD          32
351 /* location: {CR94,0,6} */
352 #define VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
353 
354 /* For VT3409 */
355 #define VX855_IGA1_FIFO_MAX_DEPTH               400
356 #define VX855_IGA1_FIFO_THRESHOLD               320
357 #define VX855_IGA1_FIFO_HIGH_THRESHOLD          320
358 #define VX855_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
359 
360 #define VX855_IGA2_FIFO_MAX_DEPTH               200
361 #define VX855_IGA2_FIFO_THRESHOLD               160
362 #define VX855_IGA2_FIFO_HIGH_THRESHOLD          160
363 #define VX855_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
364 
365 /* For VT3410 */
366 #define VX900_IGA1_FIFO_MAX_DEPTH               400
367 #define VX900_IGA1_FIFO_THRESHOLD               320
368 #define VX900_IGA1_FIFO_HIGH_THRESHOLD          320
369 #define VX900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
370 
371 #define VX900_IGA2_FIFO_MAX_DEPTH               192
372 #define VX900_IGA2_FIFO_THRESHOLD               160
373 #define VX900_IGA2_FIFO_HIGH_THRESHOLD          160
374 #define VX900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
375 
376 #define IGA1_FIFO_DEPTH_SELECT_REG_NUM          1
377 #define IGA1_FIFO_THRESHOLD_REG_NUM             2
378 #define IGA1_FIFO_HIGH_THRESHOLD_REG_NUM        2
379 #define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM   1
380 
381 #define IGA2_FIFO_DEPTH_SELECT_REG_NUM          3
382 #define IGA2_FIFO_THRESHOLD_REG_NUM             2
383 #define IGA2_FIFO_HIGH_THRESHOLD_REG_NUM        2
384 #define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM   1
385 
386 #define IGA1_FIFO_DEPTH_SELECT_FORMULA(x)                   ((x/2)-1)
387 #define IGA1_FIFO_THRESHOLD_FORMULA(x)                      (x/4)
388 #define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x)            (x/4)
389 #define IGA1_FIFO_HIGH_THRESHOLD_FORMULA(x)                 (x/4)
390 #define IGA2_FIFO_DEPTH_SELECT_FORMULA(x)                   (((x/2)/4)-1)
391 #define IGA2_FIFO_THRESHOLD_FORMULA(x)                      (x/4)
392 #define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x)            (x/4)
393 #define IGA2_FIFO_HIGH_THRESHOLD_FORMULA(x)                 (x/4)
394 
395 /************************************************************************/
396 /*  LCD Timing                                                          */
397 /************************************************************************/
398 
399 /* 500 ms = 500000 us */
400 #define LCD_POWER_SEQ_TD0               500000
401 /* 50 ms = 50000 us */
402 #define LCD_POWER_SEQ_TD1               50000
403 /* 0 us */
404 #define LCD_POWER_SEQ_TD2               0
405 /* 210 ms = 210000 us */
406 #define LCD_POWER_SEQ_TD3               210000
407 /* 2^10 * (1/14.31818M) = 71.475 us (K400.revA) */
408 #define CLE266_POWER_SEQ_UNIT           71
409 /* 2^11 * (1/14.31818M) = 142.95 us (K400.revB) */
410 #define K800_POWER_SEQ_UNIT             142
411 /* 2^13 * (1/14.31818M) = 572.1 us */
412 #define P880_POWER_SEQ_UNIT             572
413 
414 #define CLE266_POWER_SEQ_FORMULA(x)     ((x)/CLE266_POWER_SEQ_UNIT)
415 #define K800_POWER_SEQ_FORMULA(x)       ((x)/K800_POWER_SEQ_UNIT)
416 #define P880_POWER_SEQ_FORMULA(x)       ((x)/P880_POWER_SEQ_UNIT)
417 
418 /* location: {CR8B,0,7},{CR8F,0,3} */
419 #define LCD_POWER_SEQ_TD0_REG_NUM       2
420 /* location: {CR8C,0,7},{CR8F,4,7} */
421 #define LCD_POWER_SEQ_TD1_REG_NUM       2
422 /* location: {CR8D,0,7},{CR90,0,3} */
423 #define LCD_POWER_SEQ_TD2_REG_NUM       2
424 /* location: {CR8E,0,7},{CR90,4,7} */
425 #define LCD_POWER_SEQ_TD3_REG_NUM       2
426 
427 /* LCD Scaling factor*/
428 /* x: indicate setting horizontal size*/
429 /* y: indicate panel horizontal size*/
430 
431 /* Horizontal scaling factor 10 bits (2^10) */
432 #define CLE266_LCD_HOR_SCF_FORMULA(x, y)   (((x-1)*1024)/(y-1))
433 /* Vertical scaling factor 10 bits (2^10) */
434 #define CLE266_LCD_VER_SCF_FORMULA(x, y)   (((x-1)*1024)/(y-1))
435 /* Horizontal scaling factor 10 bits (2^12) */
436 #define K800_LCD_HOR_SCF_FORMULA(x, y)     (((x-1)*4096)/(y-1))
437 /* Vertical scaling factor 10 bits (2^11) */
438 #define K800_LCD_VER_SCF_FORMULA(x, y)     (((x-1)*2048)/(y-1))
439 
440 /* location: {CR9F,0,1},{CR77,0,7},{CR79,4,5} */
441 #define LCD_HOR_SCALING_FACTOR_REG_NUM  3
442 /* location: {CR79,3,3},{CR78,0,7},{CR79,6,7} */
443 #define LCD_VER_SCALING_FACTOR_REG_NUM  3
444 /* location: {CR77,0,7},{CR79,4,5} */
445 #define LCD_HOR_SCALING_FACTOR_REG_NUM_CLE  2
446 /* location: {CR78,0,7},{CR79,6,7} */
447 #define LCD_VER_SCALING_FACTOR_REG_NUM_CLE  2
448 
449 /************************************************
450  *****     Define IGA1 Display Timing       *****
451  ************************************************/
452 struct io_register {
453 	u8 io_addr;
454 	u8 start_bit;
455 	u8 end_bit;
456 };
457 
458 /* IGA1 Horizontal Total */
459 struct iga1_hor_total {
460 	int reg_num;
461 	struct io_register reg[IGA1_HOR_TOTAL_REG_NUM];
462 };
463 
464 /* IGA1 Horizontal Addressable Video */
465 struct iga1_hor_addr {
466 	int reg_num;
467 	struct io_register reg[IGA1_HOR_ADDR_REG_NUM];
468 };
469 
470 /* IGA1 Horizontal Blank Start */
471 struct iga1_hor_blank_start {
472 	int reg_num;
473 	struct io_register reg[IGA1_HOR_BLANK_START_REG_NUM];
474 };
475 
476 /* IGA1 Horizontal Blank End */
477 struct iga1_hor_blank_end {
478 	int reg_num;
479 	struct io_register reg[IGA1_HOR_BLANK_END_REG_NUM];
480 };
481 
482 /* IGA1 Horizontal Sync Start */
483 struct iga1_hor_sync_start {
484 	int reg_num;
485 	struct io_register reg[IGA1_HOR_SYNC_START_REG_NUM];
486 };
487 
488 /* IGA1 Horizontal Sync End */
489 struct iga1_hor_sync_end {
490 	int reg_num;
491 	struct io_register reg[IGA1_HOR_SYNC_END_REG_NUM];
492 };
493 
494 /* IGA1 Vertical Total */
495 struct iga1_ver_total {
496 	int reg_num;
497 	struct io_register reg[IGA1_VER_TOTAL_REG_NUM];
498 };
499 
500 /* IGA1 Vertical Addressable Video */
501 struct iga1_ver_addr {
502 	int reg_num;
503 	struct io_register reg[IGA1_VER_ADDR_REG_NUM];
504 };
505 
506 /* IGA1 Vertical Blank Start */
507 struct iga1_ver_blank_start {
508 	int reg_num;
509 	struct io_register reg[IGA1_VER_BLANK_START_REG_NUM];
510 };
511 
512 /* IGA1 Vertical Blank End */
513 struct iga1_ver_blank_end {
514 	int reg_num;
515 	struct io_register reg[IGA1_VER_BLANK_END_REG_NUM];
516 };
517 
518 /* IGA1 Vertical Sync Start */
519 struct iga1_ver_sync_start {
520 	int reg_num;
521 	struct io_register reg[IGA1_VER_SYNC_START_REG_NUM];
522 };
523 
524 /* IGA1 Vertical Sync End */
525 struct iga1_ver_sync_end {
526 	int reg_num;
527 	struct io_register reg[IGA1_VER_SYNC_END_REG_NUM];
528 };
529 
530 /*****************************************************
531 **      Define IGA2 Shadow Display Timing         ****
532 *****************************************************/
533 
534 /* IGA2 Shadow Horizontal Total */
535 struct iga2_shadow_hor_total {
536 	int reg_num;
537 	struct io_register reg[IGA2_SHADOW_HOR_TOTAL_REG_NUM];
538 };
539 
540 /* IGA2 Shadow Horizontal Blank End */
541 struct iga2_shadow_hor_blank_end {
542 	int reg_num;
543 	struct io_register reg[IGA2_SHADOW_HOR_BLANK_END_REG_NUM];
544 };
545 
546 /* IGA2 Shadow Vertical Total */
547 struct iga2_shadow_ver_total {
548 	int reg_num;
549 	struct io_register reg[IGA2_SHADOW_VER_TOTAL_REG_NUM];
550 };
551 
552 /* IGA2 Shadow Vertical Addressable Video */
553 struct iga2_shadow_ver_addr {
554 	int reg_num;
555 	struct io_register reg[IGA2_SHADOW_VER_ADDR_REG_NUM];
556 };
557 
558 /* IGA2 Shadow Vertical Blank Start */
559 struct iga2_shadow_ver_blank_start {
560 	int reg_num;
561 	struct io_register reg[IGA2_SHADOW_VER_BLANK_START_REG_NUM];
562 };
563 
564 /* IGA2 Shadow Vertical Blank End */
565 struct iga2_shadow_ver_blank_end {
566 	int reg_num;
567 	struct io_register reg[IGA2_SHADOW_VER_BLANK_END_REG_NUM];
568 };
569 
570 /* IGA2 Shadow Vertical Sync Start */
571 struct iga2_shadow_ver_sync_start {
572 	int reg_num;
573 	struct io_register reg[IGA2_SHADOW_VER_SYNC_START_REG_NUM];
574 };
575 
576 /* IGA2 Shadow Vertical Sync End */
577 struct iga2_shadow_ver_sync_end {
578 	int reg_num;
579 	struct io_register reg[IGA2_SHADOW_VER_SYNC_END_REG_NUM];
580 };
581 
582 /*****************************************************
583 **      Define IGA2 Display Timing                ****
584 ******************************************************/
585 
586 /* IGA2 Horizontal Total */
587 struct iga2_hor_total {
588 	int reg_num;
589 	struct io_register reg[IGA2_HOR_TOTAL_REG_NUM];
590 };
591 
592 /* IGA2 Horizontal Addressable Video */
593 struct iga2_hor_addr {
594 	int reg_num;
595 	struct io_register reg[IGA2_HOR_ADDR_REG_NUM];
596 };
597 
598 /* IGA2 Horizontal Blank Start */
599 struct iga2_hor_blank_start {
600 	int reg_num;
601 	struct io_register reg[IGA2_HOR_BLANK_START_REG_NUM];
602 };
603 
604 /* IGA2 Horizontal Blank End */
605 struct iga2_hor_blank_end {
606 	int reg_num;
607 	struct io_register reg[IGA2_HOR_BLANK_END_REG_NUM];
608 };
609 
610 /* IGA2 Horizontal Sync Start */
611 struct iga2_hor_sync_start {
612 	int reg_num;
613 	struct io_register reg[IGA2_HOR_SYNC_START_REG_NUM];
614 };
615 
616 /* IGA2 Horizontal Sync End */
617 struct iga2_hor_sync_end {
618 	int reg_num;
619 	struct io_register reg[IGA2_HOR_SYNC_END_REG_NUM];
620 };
621 
622 /* IGA2 Vertical Total */
623 struct iga2_ver_total {
624 	int reg_num;
625 	struct io_register reg[IGA2_VER_TOTAL_REG_NUM];
626 };
627 
628 /* IGA2 Vertical Addressable Video */
629 struct iga2_ver_addr {
630 	int reg_num;
631 	struct io_register reg[IGA2_VER_ADDR_REG_NUM];
632 };
633 
634 /* IGA2 Vertical Blank Start */
635 struct iga2_ver_blank_start {
636 	int reg_num;
637 	struct io_register reg[IGA2_VER_BLANK_START_REG_NUM];
638 };
639 
640 /* IGA2 Vertical Blank End */
641 struct iga2_ver_blank_end {
642 	int reg_num;
643 	struct io_register reg[IGA2_VER_BLANK_END_REG_NUM];
644 };
645 
646 /* IGA2 Vertical Sync Start */
647 struct iga2_ver_sync_start {
648 	int reg_num;
649 	struct io_register reg[IGA2_VER_SYNC_START_REG_NUM];
650 };
651 
652 /* IGA2 Vertical Sync End */
653 struct iga2_ver_sync_end {
654 	int reg_num;
655 	struct io_register reg[IGA2_VER_SYNC_END_REG_NUM];
656 };
657 
658 /* IGA1 Fetch Count Register */
659 struct iga1_fetch_count {
660 	int reg_num;
661 	struct io_register reg[IGA1_FETCH_COUNT_REG_NUM];
662 };
663 
664 /* IGA2 Fetch Count Register */
665 struct iga2_fetch_count {
666 	int reg_num;
667 	struct io_register reg[IGA2_FETCH_COUNT_REG_NUM];
668 };
669 
670 struct fetch_count {
671 	struct iga1_fetch_count iga1_fetch_count_reg;
672 	struct iga2_fetch_count iga2_fetch_count_reg;
673 };
674 
675 /* Starting Address Register */
676 struct iga1_starting_addr {
677 	int reg_num;
678 	struct io_register reg[IGA1_STARTING_ADDR_REG_NUM];
679 };
680 
681 struct iga2_starting_addr {
682 	int reg_num;
683 	struct io_register reg[IGA2_STARTING_ADDR_REG_NUM];
684 };
685 
686 struct starting_addr {
687 	struct iga1_starting_addr iga1_starting_addr_reg;
688 	struct iga2_starting_addr iga2_starting_addr_reg;
689 };
690 
691 /* LCD Power Sequence Timer */
692 struct lcd_pwd_seq_td0 {
693 	int reg_num;
694 	struct io_register reg[LCD_POWER_SEQ_TD0_REG_NUM];
695 };
696 
697 struct lcd_pwd_seq_td1 {
698 	int reg_num;
699 	struct io_register reg[LCD_POWER_SEQ_TD1_REG_NUM];
700 };
701 
702 struct lcd_pwd_seq_td2 {
703 	int reg_num;
704 	struct io_register reg[LCD_POWER_SEQ_TD2_REG_NUM];
705 };
706 
707 struct lcd_pwd_seq_td3 {
708 	int reg_num;
709 	struct io_register reg[LCD_POWER_SEQ_TD3_REG_NUM];
710 };
711 
712 struct _lcd_pwd_seq_timer {
713 	struct lcd_pwd_seq_td0 td0;
714 	struct lcd_pwd_seq_td1 td1;
715 	struct lcd_pwd_seq_td2 td2;
716 	struct lcd_pwd_seq_td3 td3;
717 };
718 
719 /* LCD Scaling Factor */
720 struct _lcd_hor_scaling_factor {
721 	int reg_num;
722 	struct io_register reg[LCD_HOR_SCALING_FACTOR_REG_NUM];
723 };
724 
725 struct _lcd_ver_scaling_factor {
726 	int reg_num;
727 	struct io_register reg[LCD_VER_SCALING_FACTOR_REG_NUM];
728 };
729 
730 struct _lcd_scaling_factor {
731 	struct _lcd_hor_scaling_factor lcd_hor_scaling_factor;
732 	struct _lcd_ver_scaling_factor lcd_ver_scaling_factor;
733 };
734 
735 struct pll_config {
736 	u16 multiplier;
737 	u8 divisor;
738 	u8 rshift;
739 };
740 
741 struct pll_map {
742 	u32 clk;
743 	struct pll_config cle266_pll;
744 	struct pll_config k800_pll;
745 	struct pll_config cx700_pll;
746 	struct pll_config vx855_pll;
747 };
748 
749 struct rgbLUT {
750 	u8 red;
751 	u8 green;
752 	u8 blue;
753 };
754 
755 struct lcd_pwd_seq_timer {
756 	u16 td0;
757 	u16 td1;
758 	u16 td2;
759 	u16 td3;
760 };
761 
762 /* Display FIFO Relation Registers*/
763 struct iga1_fifo_depth_select {
764 	int reg_num;
765 	struct io_register reg[IGA1_FIFO_DEPTH_SELECT_REG_NUM];
766 };
767 
768 struct iga1_fifo_threshold_select {
769 	int reg_num;
770 	struct io_register reg[IGA1_FIFO_THRESHOLD_REG_NUM];
771 };
772 
773 struct iga1_fifo_high_threshold_select {
774 	int reg_num;
775 	struct io_register reg[IGA1_FIFO_HIGH_THRESHOLD_REG_NUM];
776 };
777 
778 struct iga1_display_queue_expire_num {
779 	int reg_num;
780 	struct io_register reg[IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
781 };
782 
783 struct iga2_fifo_depth_select {
784 	int reg_num;
785 	struct io_register reg[IGA2_FIFO_DEPTH_SELECT_REG_NUM];
786 };
787 
788 struct iga2_fifo_threshold_select {
789 	int reg_num;
790 	struct io_register reg[IGA2_FIFO_THRESHOLD_REG_NUM];
791 };
792 
793 struct iga2_fifo_high_threshold_select {
794 	int reg_num;
795 	struct io_register reg[IGA2_FIFO_HIGH_THRESHOLD_REG_NUM];
796 };
797 
798 struct iga2_display_queue_expire_num {
799 	int reg_num;
800 	struct io_register reg[IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
801 };
802 
803 struct fifo_depth_select {
804 	struct iga1_fifo_depth_select iga1_fifo_depth_select_reg;
805 	struct iga2_fifo_depth_select iga2_fifo_depth_select_reg;
806 };
807 
808 struct fifo_threshold_select {
809 	struct iga1_fifo_threshold_select iga1_fifo_threshold_select_reg;
810 	struct iga2_fifo_threshold_select iga2_fifo_threshold_select_reg;
811 };
812 
813 struct fifo_high_threshold_select {
814 	struct iga1_fifo_high_threshold_select
815 	 iga1_fifo_high_threshold_select_reg;
816 	struct iga2_fifo_high_threshold_select
817 	 iga2_fifo_high_threshold_select_reg;
818 };
819 
820 struct display_queue_expire_num {
821 	struct iga1_display_queue_expire_num
822 	 iga1_display_queue_expire_num_reg;
823 	struct iga2_display_queue_expire_num
824 	 iga2_display_queue_expire_num_reg;
825 };
826 
827 struct iga1_crtc_timing {
828 	struct iga1_hor_total hor_total;
829 	struct iga1_hor_addr hor_addr;
830 	struct iga1_hor_blank_start hor_blank_start;
831 	struct iga1_hor_blank_end hor_blank_end;
832 	struct iga1_hor_sync_start hor_sync_start;
833 	struct iga1_hor_sync_end hor_sync_end;
834 	struct iga1_ver_total ver_total;
835 	struct iga1_ver_addr ver_addr;
836 	struct iga1_ver_blank_start ver_blank_start;
837 	struct iga1_ver_blank_end ver_blank_end;
838 	struct iga1_ver_sync_start ver_sync_start;
839 	struct iga1_ver_sync_end ver_sync_end;
840 };
841 
842 struct iga2_shadow_crtc_timing {
843 	struct iga2_shadow_hor_total hor_total_shadow;
844 	struct iga2_shadow_hor_blank_end hor_blank_end_shadow;
845 	struct iga2_shadow_ver_total ver_total_shadow;
846 	struct iga2_shadow_ver_addr ver_addr_shadow;
847 	struct iga2_shadow_ver_blank_start ver_blank_start_shadow;
848 	struct iga2_shadow_ver_blank_end ver_blank_end_shadow;
849 	struct iga2_shadow_ver_sync_start ver_sync_start_shadow;
850 	struct iga2_shadow_ver_sync_end ver_sync_end_shadow;
851 };
852 
853 struct iga2_crtc_timing {
854 	struct iga2_hor_total hor_total;
855 	struct iga2_hor_addr hor_addr;
856 	struct iga2_hor_blank_start hor_blank_start;
857 	struct iga2_hor_blank_end hor_blank_end;
858 	struct iga2_hor_sync_start hor_sync_start;
859 	struct iga2_hor_sync_end hor_sync_end;
860 	struct iga2_ver_total ver_total;
861 	struct iga2_ver_addr ver_addr;
862 	struct iga2_ver_blank_start ver_blank_start;
863 	struct iga2_ver_blank_end ver_blank_end;
864 	struct iga2_ver_sync_start ver_sync_start;
865 	struct iga2_ver_sync_end ver_sync_end;
866 };
867 
868 /* device ID */
869 #define CLE266_FUNCTION3    0x3123
870 #define KM400_FUNCTION3     0x3205
871 #define CN400_FUNCTION2     0x2259
872 #define CN400_FUNCTION3     0x3259
873 /* support VT3314 chipset */
874 #define CN700_FUNCTION2     0x2314
875 #define CN700_FUNCTION3     0x3208
876 /* VT3324 chipset */
877 #define CX700_FUNCTION2     0x2324
878 #define CX700_FUNCTION3     0x3324
879 /* VT3204 chipset*/
880 #define KM800_FUNCTION3      0x3204
881 /* VT3336 chipset*/
882 #define KM890_FUNCTION3      0x3336
883 /* VT3327 chipset*/
884 #define P4M890_FUNCTION3     0x3327
885 /* VT3293 chipset*/
886 #define CN750_FUNCTION3     0x3208
887 /* VT3364 chipset*/
888 #define P4M900_FUNCTION3    0x3364
889 /* VT3353 chipset*/
890 #define VX800_FUNCTION3     0x3353
891 /* VT3409 chipset*/
892 #define VX855_FUNCTION3     0x3409
893 /* VT3410 chipset*/
894 #define VX900_FUNCTION3     0x3410
895 
896 struct IODATA {
897 	u8 Index;
898 	u8 Mask;
899 	u8 Data;
900 };
901 
902 struct pci_device_id_info {
903 	u32 vendor;
904 	u32 device;
905 	u32 chip_index;
906 };
907 
908 struct via_device_mapping {
909 	u32 device;
910 	const char *name;
911 };
912 
913 extern unsigned int viafb_second_virtual_xres;
914 extern int viafb_SAMM_ON;
915 extern int viafb_dual_fb;
916 extern int viafb_LCD2_ON;
917 extern int viafb_LCD_ON;
918 extern int viafb_DVI_ON;
919 extern int viafb_hotplug;
920 
921 void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
922 	struct VideoModeTable *video_mode, int bpp_byte, int set_iga);
923 
924 void viafb_set_vclock(u32 CLK, int set_iga);
925 void viafb_load_reg(int timing_value, int viafb_load_reg_num,
926 	struct io_register *reg,
927 	      int io_type);
928 void via_set_source(u32 devices, u8 iga);
929 void via_set_state(u32 devices, u8 state);
930 void via_set_sync_polarity(u32 devices, u8 polarity);
931 u32 via_parse_odev(char *input, char **end);
932 void via_odev_to_seq(struct seq_file *m, u32 odev);
933 void init_ad9389(void);
934 /* Access I/O Function */
935 void viafb_lock_crt(void);
936 void viafb_unlock_crt(void);
937 void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga);
938 void viafb_write_regx(struct io_reg RegTable[], int ItemNum);
939 u32 viafb_get_clk_value(int clk);
940 void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active);
941 void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
942 					*p_gfx_dpa_setting);
943 
944 int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
945 	struct VideoModeTable *vmode_tbl1, int video_bpp1);
946 void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
947 	struct VideoModeTable *vmode_tbl);
948 void __devinit viafb_init_chip_info(int chip_type);
949 void __devinit viafb_init_dac(int set_iga);
950 int viafb_get_pixclock(int hres, int vres, int vmode_refresh);
951 int viafb_get_refresh(int hres, int vres, u32 float_refresh);
952 void viafb_update_device_setting(int hres, int vres, int bpp, int flag);
953 
954 void viafb_set_iga_path(void);
955 void viafb_set_primary_color_register(u8 index, u8 red, u8 green, u8 blue);
956 void viafb_set_secondary_color_register(u8 index, u8 red, u8 green, u8 blue);
957 void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len);
958 
959 #endif /* __HW_H__ */
960