Commit | Line | Data |
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02b20b0b MCC |
1 | /* |
2 | * Driver for the Conexant CX25821 PCIe bridge | |
3 | * | |
bb4c9a74 | 4 | * Copyright (C) 2009 Conexant Systems Inc. |
02b20b0b MCC |
5 | * Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com> |
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 | * | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | */ | |
22 | ||
36d89f7d JP |
23 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
24 | ||
02b20b0b MCC |
25 | #include "cx25821.h" |
26 | #include "cx25821-medusa-video.h" | |
27 | #include "cx25821-biffuncs.h" | |
28 | ||
0dd8be8c OP |
29 | /* |
30 | * medusa_enable_bluefield_output() | |
31 | * | |
32 | * Enable the generation of blue filed output if no video | |
33 | * | |
34 | */ | |
1a9fc855 MCC |
35 | static void medusa_enable_bluefield_output(struct cx25821_dev *dev, int channel, |
36 | int enable) | |
02b20b0b | 37 | { |
1a9fc855 MCC |
38 | int ret_val = 1; |
39 | u32 value = 0; | |
40 | u32 tmp = 0; | |
41 | int out_ctrl = OUT_CTRL1; | |
42 | int out_ctrl_ns = OUT_CTRL_NS; | |
bb4c9a74 | 43 | |
1a9fc855 | 44 | switch (channel) { |
bb4c9a74 MCC |
45 | default: |
46 | case VDEC_A: | |
1a9fc855 | 47 | break; |
bb4c9a74 | 48 | case VDEC_B: |
1a9fc855 MCC |
49 | out_ctrl = VDEC_B_OUT_CTRL1; |
50 | out_ctrl_ns = VDEC_B_OUT_CTRL_NS; | |
51 | break; | |
bb4c9a74 | 52 | case VDEC_C: |
1a9fc855 MCC |
53 | out_ctrl = VDEC_C_OUT_CTRL1; |
54 | out_ctrl_ns = VDEC_C_OUT_CTRL_NS; | |
55 | break; | |
bb4c9a74 | 56 | case VDEC_D: |
1a9fc855 MCC |
57 | out_ctrl = VDEC_D_OUT_CTRL1; |
58 | out_ctrl_ns = VDEC_D_OUT_CTRL_NS; | |
59 | break; | |
bb4c9a74 | 60 | case VDEC_E: |
1a9fc855 MCC |
61 | out_ctrl = VDEC_E_OUT_CTRL1; |
62 | out_ctrl_ns = VDEC_E_OUT_CTRL_NS; | |
63 | return; | |
bb4c9a74 | 64 | case VDEC_F: |
1a9fc855 MCC |
65 | out_ctrl = VDEC_F_OUT_CTRL1; |
66 | out_ctrl_ns = VDEC_F_OUT_CTRL_NS; | |
67 | return; | |
bb4c9a74 | 68 | case VDEC_G: |
1a9fc855 MCC |
69 | out_ctrl = VDEC_G_OUT_CTRL1; |
70 | out_ctrl_ns = VDEC_G_OUT_CTRL_NS; | |
71 | return; | |
bb4c9a74 | 72 | case VDEC_H: |
1a9fc855 MCC |
73 | out_ctrl = VDEC_H_OUT_CTRL1; |
74 | out_ctrl_ns = VDEC_H_OUT_CTRL_NS; | |
75 | return; | |
76 | } | |
77 | ||
78 | value = cx25821_i2c_read(&dev->i2c_bus[0], out_ctrl, &tmp); | |
0dd8be8c | 79 | value &= 0xFFFFFF7F; /* clear BLUE_FIELD_EN */ |
1a9fc855 | 80 | if (enable) |
0dd8be8c | 81 | value |= 0x00000080; /* set BLUE_FIELD_EN */ |
1a9fc855 MCC |
82 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], out_ctrl, value); |
83 | ||
84 | value = cx25821_i2c_read(&dev->i2c_bus[0], out_ctrl_ns, &tmp); | |
85 | value &= 0xFFFFFF7F; | |
86 | if (enable) | |
0dd8be8c | 87 | value |= 0x00000080; /* set BLUE_FIELD_EN */ |
1a9fc855 | 88 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], out_ctrl_ns, value); |
02b20b0b MCC |
89 | } |
90 | ||
02b20b0b MCC |
91 | static int medusa_initialize_ntsc(struct cx25821_dev *dev) |
92 | { | |
1a9fc855 MCC |
93 | int ret_val = 0; |
94 | int i = 0; | |
95 | u32 value = 0; | |
96 | u32 tmp = 0; | |
97 | ||
98 | mutex_lock(&dev->lock); | |
99 | ||
100 | for (i = 0; i < MAX_DECODERS; i++) { | |
0dd8be8c | 101 | /* set video format NTSC-M */ |
1a9fc855 MCC |
102 | value = |
103 | cx25821_i2c_read(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i), | |
104 | &tmp); | |
105 | value &= 0xFFFFFFF0; | |
0dd8be8c OP |
106 | /* enable the fast locking mode bit[16] */ |
107 | value |= 0x10001; | |
1a9fc855 MCC |
108 | ret_val = |
109 | cx25821_i2c_write(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i), | |
110 | value); | |
111 | ||
0dd8be8c | 112 | /* resolution NTSC 720x480 */ |
1a9fc855 MCC |
113 | value = |
114 | cx25821_i2c_read(&dev->i2c_bus[0], | |
115 | HORIZ_TIM_CTRL + (0x200 * i), &tmp); | |
116 | value &= 0x00C00C00; | |
117 | value |= 0x612D0074; | |
118 | ret_val = | |
119 | cx25821_i2c_write(&dev->i2c_bus[0], | |
120 | HORIZ_TIM_CTRL + (0x200 * i), value); | |
121 | ||
122 | value = | |
123 | cx25821_i2c_read(&dev->i2c_bus[0], | |
124 | VERT_TIM_CTRL + (0x200 * i), &tmp); | |
125 | value &= 0x00C00C00; | |
0dd8be8c | 126 | value |= 0x1C1E001A; /* vblank_cnt + 2 to get camera ID */ |
1a9fc855 MCC |
127 | ret_val = |
128 | cx25821_i2c_write(&dev->i2c_bus[0], | |
129 | VERT_TIM_CTRL + (0x200 * i), value); | |
130 | ||
0dd8be8c | 131 | /* chroma subcarrier step size */ |
1a9fc855 MCC |
132 | ret_val = |
133 | cx25821_i2c_write(&dev->i2c_bus[0], | |
134 | SC_STEP_SIZE + (0x200 * i), 0x43E00000); | |
135 | ||
0dd8be8c | 136 | /* enable VIP optional active */ |
1a9fc855 MCC |
137 | value = |
138 | cx25821_i2c_read(&dev->i2c_bus[0], | |
139 | OUT_CTRL_NS + (0x200 * i), &tmp); | |
140 | value &= 0xFFFBFFFF; | |
141 | value |= 0x00040000; | |
142 | ret_val = | |
143 | cx25821_i2c_write(&dev->i2c_bus[0], | |
144 | OUT_CTRL_NS + (0x200 * i), value); | |
145 | ||
0dd8be8c | 146 | /* enable VIP optional active (VIP_OPT_AL) for direct output. */ |
1a9fc855 MCC |
147 | value = |
148 | cx25821_i2c_read(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i), | |
149 | &tmp); | |
150 | value &= 0xFFFBFFFF; | |
151 | value |= 0x00040000; | |
152 | ret_val = | |
153 | cx25821_i2c_write(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i), | |
154 | value); | |
155 | ||
0dd8be8c OP |
156 | /* |
157 | * clear VPRES_VERT_EN bit, fixes the chroma run away problem | |
158 | * when the input switching rate < 16 fields | |
159 | */ | |
1a9fc855 MCC |
160 | value = |
161 | cx25821_i2c_read(&dev->i2c_bus[0], | |
162 | MISC_TIM_CTRL + (0x200 * i), &tmp); | |
0dd8be8c OP |
163 | /* disable special play detection */ |
164 | value = setBitAtPos(value, 14); | |
1a9fc855 MCC |
165 | value = clearBitAtPos(value, 15); |
166 | ret_val = | |
167 | cx25821_i2c_write(&dev->i2c_bus[0], | |
168 | MISC_TIM_CTRL + (0x200 * i), value); | |
169 | ||
0dd8be8c | 170 | /* set vbi_gate_en to 0 */ |
1a9fc855 MCC |
171 | value = |
172 | cx25821_i2c_read(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i), | |
173 | &tmp); | |
174 | value = clearBitAtPos(value, 29); | |
175 | ret_val = | |
176 | cx25821_i2c_write(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i), | |
177 | value); | |
178 | ||
0dd8be8c | 179 | /* Enable the generation of blue field output if no video */ |
1a9fc855 MCC |
180 | medusa_enable_bluefield_output(dev, i, 1); |
181 | } | |
182 | ||
183 | for (i = 0; i < MAX_ENCODERS; i++) { | |
0dd8be8c | 184 | /* NTSC hclock */ |
1a9fc855 MCC |
185 | value = |
186 | cx25821_i2c_read(&dev->i2c_bus[0], | |
187 | DENC_A_REG_1 + (0x100 * i), &tmp); | |
188 | value &= 0xF000FC00; | |
189 | value |= 0x06B402D0; | |
190 | ret_val = | |
191 | cx25821_i2c_write(&dev->i2c_bus[0], | |
192 | DENC_A_REG_1 + (0x100 * i), value); | |
193 | ||
0dd8be8c | 194 | /* burst begin and burst end */ |
1a9fc855 MCC |
195 | value = |
196 | cx25821_i2c_read(&dev->i2c_bus[0], | |
197 | DENC_A_REG_2 + (0x100 * i), &tmp); | |
198 | value &= 0xFF000000; | |
199 | value |= 0x007E9054; | |
200 | ret_val = | |
201 | cx25821_i2c_write(&dev->i2c_bus[0], | |
202 | DENC_A_REG_2 + (0x100 * i), value); | |
203 | ||
204 | value = | |
205 | cx25821_i2c_read(&dev->i2c_bus[0], | |
206 | DENC_A_REG_3 + (0x100 * i), &tmp); | |
207 | value &= 0xFC00FE00; | |
208 | value |= 0x00EC00F0; | |
209 | ret_val = | |
210 | cx25821_i2c_write(&dev->i2c_bus[0], | |
211 | DENC_A_REG_3 + (0x100 * i), value); | |
212 | ||
0dd8be8c | 213 | /* set NTSC vblank, no phase alternation, 7.5 IRE pedestal */ |
1a9fc855 MCC |
214 | value = |
215 | cx25821_i2c_read(&dev->i2c_bus[0], | |
216 | DENC_A_REG_4 + (0x100 * i), &tmp); | |
217 | value &= 0x00FCFFFF; | |
218 | value |= 0x13020000; | |
219 | ret_val = | |
220 | cx25821_i2c_write(&dev->i2c_bus[0], | |
221 | DENC_A_REG_4 + (0x100 * i), value); | |
222 | ||
223 | value = | |
224 | cx25821_i2c_read(&dev->i2c_bus[0], | |
225 | DENC_A_REG_5 + (0x100 * i), &tmp); | |
226 | value &= 0xFFFF0000; | |
227 | value |= 0x0000E575; | |
228 | ret_val = | |
229 | cx25821_i2c_write(&dev->i2c_bus[0], | |
230 | DENC_A_REG_5 + (0x100 * i), value); | |
231 | ||
232 | ret_val = | |
233 | cx25821_i2c_write(&dev->i2c_bus[0], | |
234 | DENC_A_REG_6 + (0x100 * i), 0x009A89C1); | |
235 | ||
0dd8be8c | 236 | /* Subcarrier Increment */ |
1a9fc855 MCC |
237 | ret_val = |
238 | cx25821_i2c_write(&dev->i2c_bus[0], | |
239 | DENC_A_REG_7 + (0x100 * i), 0x21F07C1F); | |
240 | } | |
241 | ||
0dd8be8c OP |
242 | /* set picture resolutions */ |
243 | /* 0 - 720 */ | |
244 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], HSCALE_CTRL, 0x0); | |
245 | /* 0 - 480 */ | |
246 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], VSCALE_CTRL, 0x0); | |
1a9fc855 | 247 | |
0dd8be8c | 248 | /* set Bypass input format to NTSC 525 lines */ |
1a9fc855 MCC |
249 | value = cx25821_i2c_read(&dev->i2c_bus[0], BYP_AB_CTRL, &tmp); |
250 | value |= 0x00080200; | |
251 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value); | |
02b20b0b | 252 | |
1a9fc855 MCC |
253 | mutex_unlock(&dev->lock); |
254 | ||
255 | return ret_val; | |
256 | } | |
02b20b0b MCC |
257 | |
258 | static int medusa_PALCombInit(struct cx25821_dev *dev, int dec) | |
259 | { | |
1a9fc855 MCC |
260 | int ret_val = -1; |
261 | u32 value = 0, tmp = 0; | |
262 | ||
0dd8be8c | 263 | /* Setup for 2D threshold */ |
1a9fc855 MCC |
264 | ret_val = |
265 | cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_HFS_CFG + (0x200 * dec), | |
266 | 0x20002861); | |
267 | ret_val = | |
268 | cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_HFD_CFG + (0x200 * dec), | |
269 | 0x20002861); | |
270 | ret_val = | |
271 | cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_LF_CFG + (0x200 * dec), | |
272 | 0x200A1023); | |
273 | ||
0dd8be8c | 274 | /* Setup flat chroma and luma thresholds */ |
1a9fc855 MCC |
275 | value = |
276 | cx25821_i2c_read(&dev->i2c_bus[0], | |
277 | COMB_FLAT_THRESH_CTRL + (0x200 * dec), &tmp); | |
278 | value &= 0x06230000; | |
279 | ret_val = | |
280 | cx25821_i2c_write(&dev->i2c_bus[0], | |
281 | COMB_FLAT_THRESH_CTRL + (0x200 * dec), value); | |
282 | ||
0dd8be8c | 283 | /* set comb 2D blend */ |
1a9fc855 MCC |
284 | ret_val = |
285 | cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_BLEND + (0x200 * dec), | |
286 | 0x210F0F0F); | |
287 | ||
0dd8be8c | 288 | /* COMB MISC CONTROL */ |
1a9fc855 MCC |
289 | ret_val = |
290 | cx25821_i2c_write(&dev->i2c_bus[0], COMB_MISC_CTRL + (0x200 * dec), | |
291 | 0x41120A7F); | |
292 | ||
293 | return ret_val; | |
02b20b0b MCC |
294 | } |
295 | ||
02b20b0b MCC |
296 | static int medusa_initialize_pal(struct cx25821_dev *dev) |
297 | { | |
1a9fc855 MCC |
298 | int ret_val = 0; |
299 | int i = 0; | |
300 | u32 value = 0; | |
301 | u32 tmp = 0; | |
302 | ||
303 | mutex_lock(&dev->lock); | |
304 | ||
305 | for (i = 0; i < MAX_DECODERS; i++) { | |
0dd8be8c | 306 | /* set video format PAL-BDGHI */ |
1a9fc855 MCC |
307 | value = |
308 | cx25821_i2c_read(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i), | |
309 | &tmp); | |
310 | value &= 0xFFFFFFF0; | |
0dd8be8c OP |
311 | /* enable the fast locking mode bit[16] */ |
312 | value |= 0x10004; | |
1a9fc855 MCC |
313 | ret_val = |
314 | cx25821_i2c_write(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i), | |
315 | value); | |
316 | ||
0dd8be8c | 317 | /* resolution PAL 720x576 */ |
1a9fc855 MCC |
318 | value = |
319 | cx25821_i2c_read(&dev->i2c_bus[0], | |
320 | HORIZ_TIM_CTRL + (0x200 * i), &tmp); | |
321 | value &= 0x00C00C00; | |
322 | value |= 0x632D007D; | |
323 | ret_val = | |
324 | cx25821_i2c_write(&dev->i2c_bus[0], | |
325 | HORIZ_TIM_CTRL + (0x200 * i), value); | |
326 | ||
0dd8be8c | 327 | /* vblank656_cnt=x26, vactive_cnt=240h, vblank_cnt=x24 */ |
1a9fc855 MCC |
328 | value = |
329 | cx25821_i2c_read(&dev->i2c_bus[0], | |
330 | VERT_TIM_CTRL + (0x200 * i), &tmp); | |
331 | value &= 0x00C00C00; | |
0dd8be8c | 332 | value |= 0x28240026; /* vblank_cnt + 2 to get camera ID */ |
1a9fc855 MCC |
333 | ret_val = |
334 | cx25821_i2c_write(&dev->i2c_bus[0], | |
335 | VERT_TIM_CTRL + (0x200 * i), value); | |
336 | ||
0dd8be8c | 337 | /* chroma subcarrier step size */ |
1a9fc855 MCC |
338 | ret_val = |
339 | cx25821_i2c_write(&dev->i2c_bus[0], | |
340 | SC_STEP_SIZE + (0x200 * i), 0x5411E2D0); | |
341 | ||
0dd8be8c | 342 | /* enable VIP optional active */ |
1a9fc855 MCC |
343 | value = |
344 | cx25821_i2c_read(&dev->i2c_bus[0], | |
345 | OUT_CTRL_NS + (0x200 * i), &tmp); | |
346 | value &= 0xFFFBFFFF; | |
347 | value |= 0x00040000; | |
348 | ret_val = | |
349 | cx25821_i2c_write(&dev->i2c_bus[0], | |
350 | OUT_CTRL_NS + (0x200 * i), value); | |
351 | ||
0dd8be8c | 352 | /* enable VIP optional active (VIP_OPT_AL) for direct output. */ |
1a9fc855 MCC |
353 | value = |
354 | cx25821_i2c_read(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i), | |
355 | &tmp); | |
356 | value &= 0xFFFBFFFF; | |
357 | value |= 0x00040000; | |
358 | ret_val = | |
359 | cx25821_i2c_write(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i), | |
360 | value); | |
361 | ||
0dd8be8c OP |
362 | /* |
363 | * clear VPRES_VERT_EN bit, fixes the chroma run away problem | |
364 | * when the input switching rate < 16 fields | |
365 | */ | |
1a9fc855 MCC |
366 | value = |
367 | cx25821_i2c_read(&dev->i2c_bus[0], | |
368 | MISC_TIM_CTRL + (0x200 * i), &tmp); | |
0dd8be8c OP |
369 | /* disable special play detection */ |
370 | value = setBitAtPos(value, 14); | |
1a9fc855 MCC |
371 | value = clearBitAtPos(value, 15); |
372 | ret_val = | |
373 | cx25821_i2c_write(&dev->i2c_bus[0], | |
374 | MISC_TIM_CTRL + (0x200 * i), value); | |
375 | ||
0dd8be8c | 376 | /* set vbi_gate_en to 0 */ |
1a9fc855 MCC |
377 | value = |
378 | cx25821_i2c_read(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i), | |
379 | &tmp); | |
380 | value = clearBitAtPos(value, 29); | |
381 | ret_val = | |
382 | cx25821_i2c_write(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i), | |
383 | value); | |
384 | ||
385 | medusa_PALCombInit(dev, i); | |
386 | ||
0dd8be8c | 387 | /* Enable the generation of blue field output if no video */ |
1a9fc855 MCC |
388 | medusa_enable_bluefield_output(dev, i, 1); |
389 | } | |
390 | ||
391 | for (i = 0; i < MAX_ENCODERS; i++) { | |
0dd8be8c | 392 | /* PAL hclock */ |
1a9fc855 MCC |
393 | value = |
394 | cx25821_i2c_read(&dev->i2c_bus[0], | |
395 | DENC_A_REG_1 + (0x100 * i), &tmp); | |
396 | value &= 0xF000FC00; | |
397 | value |= 0x06C002D0; | |
398 | ret_val = | |
399 | cx25821_i2c_write(&dev->i2c_bus[0], | |
400 | DENC_A_REG_1 + (0x100 * i), value); | |
401 | ||
0dd8be8c | 402 | /* burst begin and burst end */ |
1a9fc855 MCC |
403 | value = |
404 | cx25821_i2c_read(&dev->i2c_bus[0], | |
405 | DENC_A_REG_2 + (0x100 * i), &tmp); | |
406 | value &= 0xFF000000; | |
407 | value |= 0x007E9754; | |
408 | ret_val = | |
409 | cx25821_i2c_write(&dev->i2c_bus[0], | |
410 | DENC_A_REG_2 + (0x100 * i), value); | |
411 | ||
0dd8be8c | 412 | /* hblank and vactive */ |
1a9fc855 MCC |
413 | value = |
414 | cx25821_i2c_read(&dev->i2c_bus[0], | |
415 | DENC_A_REG_3 + (0x100 * i), &tmp); | |
416 | value &= 0xFC00FE00; | |
417 | value |= 0x00FC0120; | |
418 | ret_val = | |
419 | cx25821_i2c_write(&dev->i2c_bus[0], | |
420 | DENC_A_REG_3 + (0x100 * i), value); | |
421 | ||
0dd8be8c | 422 | /* set PAL vblank, phase alternation, 0 IRE pedestal */ |
1a9fc855 MCC |
423 | value = |
424 | cx25821_i2c_read(&dev->i2c_bus[0], | |
425 | DENC_A_REG_4 + (0x100 * i), &tmp); | |
426 | value &= 0x00FCFFFF; | |
427 | value |= 0x14010000; | |
428 | ret_val = | |
429 | cx25821_i2c_write(&dev->i2c_bus[0], | |
430 | DENC_A_REG_4 + (0x100 * i), value); | |
431 | ||
432 | value = | |
433 | cx25821_i2c_read(&dev->i2c_bus[0], | |
434 | DENC_A_REG_5 + (0x100 * i), &tmp); | |
435 | value &= 0xFFFF0000; | |
436 | value |= 0x0000F078; | |
437 | ret_val = | |
438 | cx25821_i2c_write(&dev->i2c_bus[0], | |
439 | DENC_A_REG_5 + (0x100 * i), value); | |
440 | ||
441 | ret_val = | |
442 | cx25821_i2c_write(&dev->i2c_bus[0], | |
443 | DENC_A_REG_6 + (0x100 * i), 0x00A493CF); | |
444 | ||
0dd8be8c | 445 | /* Subcarrier Increment */ |
1a9fc855 MCC |
446 | ret_val = |
447 | cx25821_i2c_write(&dev->i2c_bus[0], | |
448 | DENC_A_REG_7 + (0x100 * i), 0x2A098ACB); | |
449 | } | |
450 | ||
0dd8be8c OP |
451 | /* set picture resolutions */ |
452 | /* 0 - 720 */ | |
453 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], HSCALE_CTRL, 0x0); | |
454 | /* 0 - 576 */ | |
455 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], VSCALE_CTRL, 0x0); | |
1a9fc855 | 456 | |
0dd8be8c | 457 | /* set Bypass input format to PAL 625 lines */ |
1a9fc855 MCC |
458 | value = cx25821_i2c_read(&dev->i2c_bus[0], BYP_AB_CTRL, &tmp); |
459 | value &= 0xFFF7FDFF; | |
460 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value); | |
461 | ||
462 | mutex_unlock(&dev->lock); | |
02b20b0b | 463 | |
1a9fc855 MCC |
464 | return ret_val; |
465 | } | |
02b20b0b MCC |
466 | |
467 | int medusa_set_videostandard(struct cx25821_dev *dev) | |
468 | { | |
1a9fc855 MCC |
469 | int status = STATUS_SUCCESS; |
470 | u32 value = 0, tmp = 0; | |
471 | ||
0dd8be8c | 472 | if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK) |
1a9fc855 | 473 | status = medusa_initialize_pal(dev); |
0dd8be8c | 474 | else |
1a9fc855 | 475 | status = medusa_initialize_ntsc(dev); |
1a9fc855 | 476 | |
0dd8be8c | 477 | /* Enable DENC_A output */ |
1a9fc855 MCC |
478 | value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_A_REG_4, &tmp); |
479 | value = setBitAtPos(value, 4); | |
480 | status = cx25821_i2c_write(&dev->i2c_bus[0], DENC_A_REG_4, value); | |
481 | ||
0dd8be8c | 482 | /* Enable DENC_B output */ |
1a9fc855 MCC |
483 | value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_B_REG_4, &tmp); |
484 | value = setBitAtPos(value, 4); | |
485 | status = cx25821_i2c_write(&dev->i2c_bus[0], DENC_B_REG_4, value); | |
486 | ||
487 | return status; | |
02b20b0b MCC |
488 | } |
489 | ||
1a9fc855 MCC |
490 | void medusa_set_resolution(struct cx25821_dev *dev, int width, |
491 | int decoder_select) | |
02b20b0b | 492 | { |
1a9fc855 MCC |
493 | int decoder = 0; |
494 | int decoder_count = 0; | |
495 | int ret_val = 0; | |
496 | u32 hscale = 0x0; | |
497 | u32 vscale = 0x0; | |
498 | const int MAX_WIDTH = 720; | |
499 | ||
500 | mutex_lock(&dev->lock); | |
501 | ||
0dd8be8c | 502 | /* validate the width - cannot be negative */ |
1a9fc855 | 503 | if (width > MAX_WIDTH) { |
36d89f7d JP |
504 | pr_info("%s(): width %d > MAX_WIDTH %d ! resetting to MAX_WIDTH\n", |
505 | __func__, width, MAX_WIDTH); | |
1a9fc855 MCC |
506 | width = MAX_WIDTH; |
507 | } | |
508 | ||
509 | if (decoder_select <= 7 && decoder_select >= 0) { | |
510 | decoder = decoder_select; | |
511 | decoder_count = decoder_select + 1; | |
512 | } else { | |
513 | decoder = 0; | |
514 | decoder_count = _num_decoders; | |
515 | } | |
516 | ||
517 | switch (width) { | |
bb4c9a74 | 518 | case 320: |
1a9fc855 MCC |
519 | hscale = 0x13E34B; |
520 | vscale = 0x0; | |
521 | break; | |
bb4c9a74 MCC |
522 | |
523 | case 352: | |
1a9fc855 MCC |
524 | hscale = 0x10A273; |
525 | vscale = 0x0; | |
526 | break; | |
bb4c9a74 MCC |
527 | |
528 | case 176: | |
1a9fc855 MCC |
529 | hscale = 0x3115B2; |
530 | vscale = 0x1E00; | |
531 | break; | |
bb4c9a74 MCC |
532 | |
533 | case 160: | |
1a9fc855 MCC |
534 | hscale = 0x378D84; |
535 | vscale = 0x1E00; | |
536 | break; | |
537 | ||
0dd8be8c | 538 | default: /* 720 */ |
1a9fc855 MCC |
539 | hscale = 0x0; |
540 | vscale = 0x0; | |
541 | break; | |
542 | } | |
543 | ||
544 | for (; decoder < decoder_count; decoder++) { | |
0dd8be8c | 545 | /* write scaling values for each decoder */ |
1a9fc855 MCC |
546 | ret_val = |
547 | cx25821_i2c_write(&dev->i2c_bus[0], | |
548 | HSCALE_CTRL + (0x200 * decoder), hscale); | |
549 | ret_val = | |
550 | cx25821_i2c_write(&dev->i2c_bus[0], | |
551 | VSCALE_CTRL + (0x200 * decoder), vscale); | |
552 | } | |
553 | ||
554 | mutex_unlock(&dev->lock); | |
02b20b0b MCC |
555 | } |
556 | ||
1a9fc855 MCC |
557 | static void medusa_set_decoderduration(struct cx25821_dev *dev, int decoder, |
558 | int duration) | |
02b20b0b | 559 | { |
1a9fc855 MCC |
560 | int ret_val = 0; |
561 | u32 fld_cnt = 0; | |
562 | u32 tmp = 0; | |
563 | u32 disp_cnt_reg = DISP_AB_CNT; | |
bb4c9a74 | 564 | |
1a9fc855 | 565 | mutex_lock(&dev->lock); |
02b20b0b | 566 | |
0dd8be8c | 567 | /* no support */ |
1a9fc855 MCC |
568 | if (decoder < VDEC_A && decoder > VDEC_H) { |
569 | mutex_unlock(&dev->lock); | |
570 | return; | |
571 | } | |
02b20b0b | 572 | |
1a9fc855 | 573 | switch (decoder) { |
bb4c9a74 | 574 | default: |
1a9fc855 | 575 | break; |
bb4c9a74 MCC |
576 | case VDEC_C: |
577 | case VDEC_D: | |
1a9fc855 MCC |
578 | disp_cnt_reg = DISP_CD_CNT; |
579 | break; | |
bb4c9a74 MCC |
580 | case VDEC_E: |
581 | case VDEC_F: | |
1a9fc855 MCC |
582 | disp_cnt_reg = DISP_EF_CNT; |
583 | break; | |
bb4c9a74 MCC |
584 | case VDEC_G: |
585 | case VDEC_H: | |
1a9fc855 MCC |
586 | disp_cnt_reg = DISP_GH_CNT; |
587 | break; | |
588 | } | |
02b20b0b | 589 | |
1a9fc855 | 590 | _display_field_cnt[decoder] = duration; |
02b20b0b | 591 | |
0dd8be8c | 592 | /* update hardware */ |
1a9fc855 | 593 | fld_cnt = cx25821_i2c_read(&dev->i2c_bus[0], disp_cnt_reg, &tmp); |
bb4c9a74 | 594 | |
0dd8be8c | 595 | if (!(decoder % 2)) { /* EVEN decoder */ |
1a9fc855 MCC |
596 | fld_cnt &= 0xFFFF0000; |
597 | fld_cnt |= duration; | |
598 | } else { | |
599 | fld_cnt &= 0x0000FFFF; | |
600 | fld_cnt |= ((u32) duration) << 16; | |
601 | } | |
02b20b0b | 602 | |
1a9fc855 | 603 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], disp_cnt_reg, fld_cnt); |
bb4c9a74 | 604 | |
1a9fc855 | 605 | mutex_unlock(&dev->lock); |
02b20b0b MCC |
606 | } |
607 | ||
0dd8be8c | 608 | /* Map to Medusa register setting */ |
1a9fc855 MCC |
609 | static int mapM(int srcMin, |
610 | int srcMax, int srcVal, int dstMin, int dstMax, int *dstVal) | |
02b20b0b | 611 | { |
1a9fc855 MCC |
612 | int numerator; |
613 | int denominator; | |
614 | int quotient; | |
615 | ||
0dd8be8c | 616 | if ((srcMin == srcMax) || (srcVal < srcMin) || (srcVal > srcMax)) |
1a9fc855 | 617 | return -1; |
0dd8be8c OP |
618 | /* |
619 | * This is the overall expression used: | |
620 | * *dstVal = | |
621 | * (srcVal - srcMin)*(dstMax - dstMin) / (srcMax - srcMin) + dstMin; | |
622 | * but we need to account for rounding so below we use the modulus | |
623 | * operator to find the remainder and increment if necessary. | |
624 | */ | |
1a9fc855 MCC |
625 | numerator = (srcVal - srcMin) * (dstMax - dstMin); |
626 | denominator = srcMax - srcMin; | |
627 | quotient = numerator / denominator; | |
628 | ||
0dd8be8c | 629 | if (2 * (numerator % denominator) >= denominator) |
1a9fc855 | 630 | quotient++; |
1a9fc855 MCC |
631 | |
632 | *dstVal = quotient + dstMin; | |
633 | ||
634 | return 0; | |
02b20b0b MCC |
635 | } |
636 | ||
637 | static unsigned long convert_to_twos(long numeric, unsigned long bits_len) | |
638 | { | |
1a9fc855 MCC |
639 | unsigned char temp; |
640 | ||
641 | if (numeric >= 0) | |
642 | return numeric; | |
643 | else { | |
644 | temp = ~(abs(numeric) & 0xFF); | |
645 | temp += 1; | |
646 | return temp; | |
647 | } | |
02b20b0b | 648 | } |
1a9fc855 | 649 | |
02b20b0b MCC |
650 | int medusa_set_brightness(struct cx25821_dev *dev, int brightness, int decoder) |
651 | { | |
1a9fc855 MCC |
652 | int ret_val = 0; |
653 | int value = 0; | |
654 | u32 val = 0, tmp = 0; | |
655 | ||
656 | mutex_lock(&dev->lock); | |
657 | if ((brightness > VIDEO_PROCAMP_MAX) | |
658 | || (brightness < VIDEO_PROCAMP_MIN)) { | |
659 | mutex_unlock(&dev->lock); | |
660 | return -1; | |
661 | } | |
662 | ret_val = | |
663 | mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, brightness, | |
664 | SIGNED_BYTE_MIN, SIGNED_BYTE_MAX, &value); | |
665 | value = convert_to_twos(value, 8); | |
666 | val = | |
667 | cx25821_i2c_read(&dev->i2c_bus[0], | |
668 | VDEC_A_BRITE_CTRL + (0x200 * decoder), &tmp); | |
669 | val &= 0xFFFFFF00; | |
670 | ret_val |= | |
671 | cx25821_i2c_write(&dev->i2c_bus[0], | |
672 | VDEC_A_BRITE_CTRL + (0x200 * decoder), | |
673 | val | value); | |
bb4c9a74 | 674 | mutex_unlock(&dev->lock); |
1a9fc855 | 675 | return ret_val; |
02b20b0b MCC |
676 | } |
677 | ||
02b20b0b MCC |
678 | int medusa_set_contrast(struct cx25821_dev *dev, int contrast, int decoder) |
679 | { | |
1a9fc855 MCC |
680 | int ret_val = 0; |
681 | int value = 0; | |
682 | u32 val = 0, tmp = 0; | |
683 | ||
684 | mutex_lock(&dev->lock); | |
685 | ||
686 | if ((contrast > VIDEO_PROCAMP_MAX) || (contrast < VIDEO_PROCAMP_MIN)) { | |
687 | mutex_unlock(&dev->lock); | |
688 | return -1; | |
689 | } | |
690 | ||
691 | ret_val = | |
692 | mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, contrast, | |
693 | UNSIGNED_BYTE_MIN, UNSIGNED_BYTE_MAX, &value); | |
694 | val = | |
695 | cx25821_i2c_read(&dev->i2c_bus[0], | |
696 | VDEC_A_CNTRST_CTRL + (0x200 * decoder), &tmp); | |
697 | val &= 0xFFFFFF00; | |
698 | ret_val |= | |
699 | cx25821_i2c_write(&dev->i2c_bus[0], | |
700 | VDEC_A_CNTRST_CTRL + (0x200 * decoder), | |
701 | val | value); | |
bb4c9a74 | 702 | |
bb4c9a74 | 703 | mutex_unlock(&dev->lock); |
1a9fc855 | 704 | return ret_val; |
02b20b0b MCC |
705 | } |
706 | ||
02b20b0b MCC |
707 | int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder) |
708 | { | |
1a9fc855 MCC |
709 | int ret_val = 0; |
710 | int value = 0; | |
711 | u32 val = 0, tmp = 0; | |
02b20b0b | 712 | |
1a9fc855 | 713 | mutex_lock(&dev->lock); |
bb4c9a74 | 714 | |
1a9fc855 MCC |
715 | if ((hue > VIDEO_PROCAMP_MAX) || (hue < VIDEO_PROCAMP_MIN)) { |
716 | mutex_unlock(&dev->lock); | |
717 | return -1; | |
718 | } | |
02b20b0b | 719 | |
1a9fc855 MCC |
720 | ret_val = |
721 | mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, hue, SIGNED_BYTE_MIN, | |
722 | SIGNED_BYTE_MAX, &value); | |
bb4c9a74 | 723 | |
1a9fc855 MCC |
724 | value = convert_to_twos(value, 8); |
725 | val = | |
726 | cx25821_i2c_read(&dev->i2c_bus[0], | |
727 | VDEC_A_HUE_CTRL + (0x200 * decoder), &tmp); | |
728 | val &= 0xFFFFFF00; | |
02b20b0b | 729 | |
1a9fc855 MCC |
730 | ret_val |= |
731 | cx25821_i2c_write(&dev->i2c_bus[0], | |
732 | VDEC_A_HUE_CTRL + (0x200 * decoder), val | value); | |
02b20b0b | 733 | |
1a9fc855 MCC |
734 | mutex_unlock(&dev->lock); |
735 | return ret_val; | |
02b20b0b MCC |
736 | } |
737 | ||
02b20b0b MCC |
738 | int medusa_set_saturation(struct cx25821_dev *dev, int saturation, int decoder) |
739 | { | |
1a9fc855 MCC |
740 | int ret_val = 0; |
741 | int value = 0; | |
742 | u32 val = 0, tmp = 0; | |
743 | ||
744 | mutex_lock(&dev->lock); | |
745 | ||
746 | if ((saturation > VIDEO_PROCAMP_MAX) | |
747 | || (saturation < VIDEO_PROCAMP_MIN)) { | |
748 | mutex_unlock(&dev->lock); | |
749 | return -1; | |
750 | } | |
751 | ||
752 | ret_val = | |
753 | mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, saturation, | |
754 | UNSIGNED_BYTE_MIN, UNSIGNED_BYTE_MAX, &value); | |
755 | ||
756 | val = | |
757 | cx25821_i2c_read(&dev->i2c_bus[0], | |
758 | VDEC_A_USAT_CTRL + (0x200 * decoder), &tmp); | |
759 | val &= 0xFFFFFF00; | |
760 | ret_val |= | |
761 | cx25821_i2c_write(&dev->i2c_bus[0], | |
762 | VDEC_A_USAT_CTRL + (0x200 * decoder), | |
763 | val | value); | |
764 | ||
765 | val = | |
766 | cx25821_i2c_read(&dev->i2c_bus[0], | |
767 | VDEC_A_VSAT_CTRL + (0x200 * decoder), &tmp); | |
768 | val &= 0xFFFFFF00; | |
769 | ret_val |= | |
770 | cx25821_i2c_write(&dev->i2c_bus[0], | |
771 | VDEC_A_VSAT_CTRL + (0x200 * decoder), | |
772 | val | value); | |
bb4c9a74 | 773 | |
bb4c9a74 | 774 | mutex_unlock(&dev->lock); |
1a9fc855 | 775 | return ret_val; |
02b20b0b MCC |
776 | } |
777 | ||
0dd8be8c OP |
778 | /* Program the display sequence and monitor output. */ |
779 | ||
02b20b0b MCC |
780 | int medusa_video_init(struct cx25821_dev *dev) |
781 | { | |
e4115bb2 RP |
782 | u32 value = 0, tmp = 0; |
783 | int ret_val = 0; | |
784 | int i = 0; | |
bb4c9a74 | 785 | |
1a9fc855 | 786 | mutex_lock(&dev->lock); |
bb4c9a74 | 787 | |
1a9fc855 | 788 | _num_decoders = dev->_max_num_decoders; |
02b20b0b | 789 | |
0dd8be8c | 790 | /* disable Auto source selection on all video decoders */ |
1a9fc855 MCC |
791 | value = cx25821_i2c_read(&dev->i2c_bus[0], MON_A_CTRL, &tmp); |
792 | value &= 0xFFFFF0FF; | |
793 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], MON_A_CTRL, value); | |
6d8c2ba1 | 794 | |
64561a38 MCC |
795 | if (ret_val < 0) |
796 | goto error; | |
02b20b0b | 797 | |
0dd8be8c | 798 | /* Turn off Master source switch enable */ |
1a9fc855 MCC |
799 | value = cx25821_i2c_read(&dev->i2c_bus[0], MON_A_CTRL, &tmp); |
800 | value &= 0xFFFFFFDF; | |
801 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], MON_A_CTRL, value); | |
6d8c2ba1 | 802 | |
7a02f549 | 803 | if (ret_val < 0) |
64561a38 | 804 | goto error; |
02b20b0b | 805 | |
bb4c9a74 | 806 | mutex_unlock(&dev->lock); |
02b20b0b | 807 | |
0dd8be8c | 808 | for (i = 0; i < _num_decoders; i++) |
1a9fc855 | 809 | medusa_set_decoderduration(dev, i, _display_field_cnt[i]); |
1a9fc855 MCC |
810 | |
811 | mutex_lock(&dev->lock); | |
812 | ||
0dd8be8c | 813 | /* Select monitor as DENC A input, power up the DAC */ |
1a9fc855 MCC |
814 | value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_AB_CTRL, &tmp); |
815 | value &= 0xFF70FF70; | |
0dd8be8c | 816 | value |= 0x00090008; /* set en_active */ |
1a9fc855 | 817 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], DENC_AB_CTRL, value); |
6d8c2ba1 | 818 | |
64561a38 MCC |
819 | if (ret_val < 0) |
820 | goto error; | |
1a9fc855 | 821 | |
0dd8be8c | 822 | /* enable input is VIP/656 */ |
1a9fc855 | 823 | value = cx25821_i2c_read(&dev->i2c_bus[0], BYP_AB_CTRL, &tmp); |
0dd8be8c | 824 | value |= 0x00040100; /* enable VIP */ |
1a9fc855 MCC |
825 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value); |
826 | ||
64561a38 MCC |
827 | if (ret_val < 0) |
828 | goto error; | |
829 | ||
0dd8be8c | 830 | /* select AFE clock to output mode */ |
1a9fc855 MCC |
831 | value = cx25821_i2c_read(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL, &tmp); |
832 | value &= 0x83FFFFFF; | |
e4115bb2 | 833 | ret_val = |
3e9442c6 MCC |
834 | cx25821_i2c_write(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL, |
835 | value | 0x10000000); | |
6d8c2ba1 | 836 | |
64561a38 MCC |
837 | if (ret_val < 0) |
838 | goto error; | |
1a9fc855 | 839 | |
0dd8be8c | 840 | /* Turn on all of the data out and control output pins. */ |
1a9fc855 MCC |
841 | value = cx25821_i2c_read(&dev->i2c_bus[0], PIN_OE_CTRL, &tmp); |
842 | value &= 0xFEF0FE00; | |
843 | if (_num_decoders == MAX_DECODERS) { | |
0dd8be8c OP |
844 | /* |
845 | * Note: The octal board does not support control pins(bit16-19) | |
846 | * These bits are ignored in the octal board. | |
847 | * | |
848 | * disable VDEC A-C port, default to Mobilygen Interface | |
849 | */ | |
850 | value |= 0x010001F8; | |
1a9fc855 | 851 | } else { |
0dd8be8c OP |
852 | /* disable VDEC A-C port, default to Mobilygen Interface */ |
853 | value |= 0x010F0108; | |
1a9fc855 MCC |
854 | } |
855 | ||
856 | value |= 7; | |
857 | ret_val = cx25821_i2c_write(&dev->i2c_bus[0], PIN_OE_CTRL, value); | |
6d8c2ba1 | 858 | |
64561a38 MCC |
859 | if (ret_val < 0) |
860 | goto error; | |
bb4c9a74 | 861 | |
6d8c2ba1 | 862 | |
bb4c9a74 | 863 | mutex_unlock(&dev->lock); |
02b20b0b | 864 | |
1a9fc855 | 865 | ret_val = medusa_set_videostandard(dev); |
6d8c2ba1 | 866 | |
64561a38 | 867 | return ret_val; |
bb4c9a74 | 868 | |
64561a38 MCC |
869 | error: |
870 | mutex_unlock(&dev->lock); | |
871 | return ret_val; | |
02b20b0b | 872 | } |