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bd985160 HV |
1 | /* cx25840 - Conexant CX25840 audio/video decoder driver |
2 | * | |
3 | * Copyright (C) 2004 Ulf Eklund | |
4 | * | |
5 | * Based on the saa7115 driver and on the first verison of Chris Kennedy's | |
6 | * cx25840 driver. | |
7 | * | |
8 | * Changes by Tyler Trafford <tatrafford@comcast.net> | |
9 | * - cleanup/rewrite for V4L2 API (2005) | |
10 | * | |
11 | * VBI support by Hans Verkuil <hverkuil@xs4all.nl>. | |
12 | * | |
3e3bf277 CN |
13 | * NTSC sliced VBI support by Christopher Neufeld <television@cneufeld.ca> |
14 | * with additional fixes by Hans Verkuil <hverkuil@xs4all.nl>. | |
15 | * | |
bd985160 HV |
16 | * This program is free software; you can redistribute it and/or |
17 | * modify it under the terms of the GNU General Public License | |
18 | * as published by the Free Software Foundation; either version 2 | |
19 | * of the License, or (at your option) any later version. | |
20 | * | |
21 | * This program is distributed in the hope that it will be useful, | |
22 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
24 | * GNU General Public License for more details. | |
25 | * | |
26 | * You should have received a copy of the GNU General Public License | |
27 | * along with this program; if not, write to the Free Software | |
28 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
29 | */ | |
30 | ||
31 | ||
32 | #include <linux/kernel.h> | |
33 | #include <linux/module.h> | |
34 | #include <linux/slab.h> | |
35 | #include <linux/videodev2.h> | |
36 | #include <linux/i2c.h> | |
bd985160 | 37 | #include <media/v4l2-common.h> |
3434eb7e | 38 | #include <media/v4l2-chip-ident.h> |
31bc09b5 | 39 | #include <media/cx25840.h> |
bd985160 | 40 | |
31bc09b5 | 41 | #include "cx25840-core.h" |
bd985160 HV |
42 | |
43 | MODULE_DESCRIPTION("Conexant CX25840 audio/video decoder driver"); | |
1f4b3365 | 44 | MODULE_AUTHOR("Ulf Eklund, Chris Kennedy, Hans Verkuil, Tyler Trafford"); |
bd985160 HV |
45 | MODULE_LICENSE("GPL"); |
46 | ||
47 | static unsigned short normal_i2c[] = { 0x88 >> 1, I2C_CLIENT_END }; | |
48 | ||
49 | ||
839e4a4a | 50 | int cx25840_debug; |
bd985160 | 51 | |
b5fc7144 | 52 | module_param_named(debug,cx25840_debug, int, 0644); |
bd985160 | 53 | |
fac9e899 | 54 | MODULE_PARM_DESC(debug, "Debugging messages [0=Off (default) 1=On]"); |
bd985160 HV |
55 | |
56 | I2C_CLIENT_INSMOD; | |
57 | ||
58 | /* ----------------------------------------------------------------------- */ | |
59 | ||
60 | int cx25840_write(struct i2c_client *client, u16 addr, u8 value) | |
61 | { | |
62 | u8 buffer[3]; | |
63 | buffer[0] = addr >> 8; | |
64 | buffer[1] = addr & 0xff; | |
65 | buffer[2] = value; | |
66 | return i2c_master_send(client, buffer, 3); | |
67 | } | |
68 | ||
69 | int cx25840_write4(struct i2c_client *client, u16 addr, u32 value) | |
70 | { | |
71 | u8 buffer[6]; | |
72 | buffer[0] = addr >> 8; | |
73 | buffer[1] = addr & 0xff; | |
74 | buffer[2] = value >> 24; | |
75 | buffer[3] = (value >> 16) & 0xff; | |
76 | buffer[4] = (value >> 8) & 0xff; | |
77 | buffer[5] = value & 0xff; | |
78 | return i2c_master_send(client, buffer, 6); | |
79 | } | |
80 | ||
81 | u8 cx25840_read(struct i2c_client * client, u16 addr) | |
82 | { | |
83 | u8 buffer[2]; | |
84 | buffer[0] = addr >> 8; | |
85 | buffer[1] = addr & 0xff; | |
86 | ||
87 | if (i2c_master_send(client, buffer, 2) < 2) | |
88 | return 0; | |
89 | ||
90 | if (i2c_master_recv(client, buffer, 1) < 1) | |
91 | return 0; | |
92 | ||
93 | return buffer[0]; | |
94 | } | |
95 | ||
96 | u32 cx25840_read4(struct i2c_client * client, u16 addr) | |
97 | { | |
98 | u8 buffer[4]; | |
99 | buffer[0] = addr >> 8; | |
100 | buffer[1] = addr & 0xff; | |
101 | ||
102 | if (i2c_master_send(client, buffer, 2) < 2) | |
103 | return 0; | |
104 | ||
105 | if (i2c_master_recv(client, buffer, 4) < 4) | |
106 | return 0; | |
107 | ||
17531c16 HV |
108 | return (buffer[3] << 24) | (buffer[2] << 16) | |
109 | (buffer[1] << 8) | buffer[0]; | |
bd985160 HV |
110 | } |
111 | ||
e2b8cf4c | 112 | int cx25840_and_or(struct i2c_client *client, u16 addr, unsigned and_mask, |
bd985160 HV |
113 | u8 or_value) |
114 | { | |
115 | return cx25840_write(client, addr, | |
116 | (cx25840_read(client, addr) & and_mask) | | |
117 | or_value); | |
118 | } | |
119 | ||
120 | /* ----------------------------------------------------------------------- */ | |
121 | ||
a8bbf12a HV |
122 | static int set_input(struct i2c_client *client, enum cx25840_video_input vid_input, |
123 | enum cx25840_audio_input aud_input); | |
e2b8cf4c HV |
124 | static void log_audio_status(struct i2c_client *client); |
125 | static void log_video_status(struct i2c_client *client); | |
bd985160 HV |
126 | |
127 | /* ----------------------------------------------------------------------- */ | |
128 | ||
d92c20e0 | 129 | static void init_dll1(struct i2c_client *client) |
bd985160 HV |
130 | { |
131 | /* This is the Hauppauge sequence used to | |
132 | * initialize the Delay Lock Loop 1 (ADC DLL). */ | |
133 | cx25840_write(client, 0x159, 0x23); | |
134 | cx25840_write(client, 0x15a, 0x87); | |
135 | cx25840_write(client, 0x15b, 0x06); | |
136 | cx25840_write(client, 0x159, 0xe1); | |
137 | cx25840_write(client, 0x15a, 0x86); | |
138 | cx25840_write(client, 0x159, 0xe0); | |
139 | cx25840_write(client, 0x159, 0xe1); | |
140 | cx25840_write(client, 0x15b, 0x10); | |
141 | } | |
142 | ||
d92c20e0 | 143 | static void init_dll2(struct i2c_client *client) |
bd985160 HV |
144 | { |
145 | /* This is the Hauppauge sequence used to | |
146 | * initialize the Delay Lock Loop 2 (ADC DLL). */ | |
147 | cx25840_write(client, 0x15d, 0xe3); | |
148 | cx25840_write(client, 0x15e, 0x86); | |
149 | cx25840_write(client, 0x15f, 0x06); | |
150 | cx25840_write(client, 0x15d, 0xe1); | |
151 | cx25840_write(client, 0x15d, 0xe0); | |
152 | cx25840_write(client, 0x15d, 0xe1); | |
153 | } | |
154 | ||
e2b8cf4c HV |
155 | static void cx25836_initialize(struct i2c_client *client) |
156 | { | |
157 | /* reset configuration is described on page 3-77 of the CX25836 datasheet */ | |
158 | /* 2. */ | |
159 | cx25840_and_or(client, 0x000, ~0x01, 0x01); | |
160 | cx25840_and_or(client, 0x000, ~0x01, 0x00); | |
161 | /* 3a. */ | |
162 | cx25840_and_or(client, 0x15a, ~0x70, 0x00); | |
163 | /* 3b. */ | |
164 | cx25840_and_or(client, 0x15b, ~0x1e, 0x06); | |
165 | /* 3c. */ | |
166 | cx25840_and_or(client, 0x159, ~0x02, 0x02); | |
167 | /* 3d. */ | |
168 | /* There should be a 10-us delay here, but since the | |
169 | i2c bus already has a 10-us delay we don't need to do | |
170 | anything */ | |
171 | /* 3e. */ | |
172 | cx25840_and_or(client, 0x159, ~0x02, 0x00); | |
173 | /* 3f. */ | |
174 | cx25840_and_or(client, 0x159, ~0xc0, 0xc0); | |
175 | /* 3g. */ | |
176 | cx25840_and_or(client, 0x159, ~0x01, 0x00); | |
177 | cx25840_and_or(client, 0x159, ~0x01, 0x01); | |
178 | /* 3h. */ | |
179 | cx25840_and_or(client, 0x15b, ~0x1e, 0x10); | |
180 | } | |
181 | ||
89fc4eb9 | 182 | static void cx25840_initialize(struct i2c_client *client) |
bd985160 HV |
183 | { |
184 | struct cx25840_state *state = i2c_get_clientdata(client); | |
185 | ||
186 | /* datasheet startup in numbered steps, refer to page 3-77 */ | |
187 | /* 2. */ | |
188 | cx25840_and_or(client, 0x803, ~0x10, 0x00); | |
189 | /* The default of this register should be 4, but I get 0 instead. | |
190 | * Set this register to 4 manually. */ | |
191 | cx25840_write(client, 0x000, 0x04); | |
192 | /* 3. */ | |
193 | init_dll1(client); | |
194 | init_dll2(client); | |
195 | cx25840_write(client, 0x136, 0x0a); | |
196 | /* 4. */ | |
197 | cx25840_write(client, 0x13c, 0x01); | |
198 | cx25840_write(client, 0x13c, 0x00); | |
199 | /* 5. */ | |
89fc4eb9 | 200 | cx25840_loadfw(client); |
bd985160 HV |
201 | /* 6. */ |
202 | cx25840_write(client, 0x115, 0x8c); | |
203 | cx25840_write(client, 0x116, 0x07); | |
204 | cx25840_write(client, 0x118, 0x02); | |
205 | /* 7. */ | |
206 | cx25840_write(client, 0x4a5, 0x80); | |
207 | cx25840_write(client, 0x4a5, 0x00); | |
208 | cx25840_write(client, 0x402, 0x00); | |
209 | /* 8. */ | |
73dcddc5 HV |
210 | cx25840_and_or(client, 0x401, ~0x18, 0); |
211 | cx25840_and_or(client, 0x4a2, ~0x10, 0x10); | |
212 | /* steps 8c and 8d are done in change_input() */ | |
bd985160 HV |
213 | /* 10. */ |
214 | cx25840_write(client, 0x8d3, 0x1f); | |
215 | cx25840_write(client, 0x8e3, 0x03); | |
216 | ||
217 | cx25840_vbi_setup(client); | |
218 | ||
219 | /* trial and error says these are needed to get audio */ | |
220 | cx25840_write(client, 0x914, 0xa0); | |
221 | cx25840_write(client, 0x918, 0xa0); | |
222 | cx25840_write(client, 0x919, 0x01); | |
223 | ||
224 | /* stereo prefered */ | |
225 | cx25840_write(client, 0x809, 0x04); | |
226 | /* AC97 shift */ | |
227 | cx25840_write(client, 0x8cf, 0x0f); | |
228 | ||
a8bbf12a HV |
229 | /* (re)set input */ |
230 | set_input(client, state->vid_input, state->aud_input); | |
bd985160 HV |
231 | |
232 | /* start microcontroller */ | |
233 | cx25840_and_or(client, 0x803, ~0x10, 0x10); | |
234 | } | |
235 | ||
236 | /* ----------------------------------------------------------------------- */ | |
237 | ||
238 | static void input_change(struct i2c_client *client) | |
239 | { | |
f95006f8 | 240 | struct cx25840_state *state = i2c_get_clientdata(client); |
bd985160 HV |
241 | v4l2_std_id std = cx25840_get_v4lstd(client); |
242 | ||
73dcddc5 HV |
243 | /* Follow step 8c and 8d of section 3.16 in the cx25840 datasheet */ |
244 | if (std & V4L2_STD_SECAM) { | |
245 | cx25840_write(client, 0x402, 0); | |
246 | } | |
247 | else { | |
248 | cx25840_write(client, 0x402, 0x04); | |
249 | cx25840_write(client, 0x49f, (std & V4L2_STD_NTSC) ? 0x14 : 0x11); | |
250 | } | |
251 | cx25840_and_or(client, 0x401, ~0x60, 0); | |
252 | cx25840_and_or(client, 0x401, ~0x60, 0x60); | |
253 | ||
39c4ad6a HV |
254 | if (state->radio) { |
255 | cx25840_write(client, 0x808, 0xf9); | |
256 | cx25840_write(client, 0x80b, 0x00); | |
257 | } | |
258 | else if (std & V4L2_STD_525_60) { | |
d97a11e0 HV |
259 | /* Certain Hauppauge PVR150 models have a hardware bug |
260 | that causes audio to drop out. For these models the | |
261 | audio standard must be set explicitly. | |
262 | To be precise: it affects cards with tuner models | |
263 | 85, 99 and 112 (model numbers from tveeprom). */ | |
264 | int hw_fix = state->pvr150_workaround; | |
265 | ||
266 | if (std == V4L2_STD_NTSC_M_JP) { | |
f95006f8 | 267 | /* Japan uses EIAJ audio standard */ |
d97a11e0 HV |
268 | cx25840_write(client, 0x808, hw_fix ? 0x2f : 0xf7); |
269 | } else if (std == V4L2_STD_NTSC_M_KR) { | |
270 | /* South Korea uses A2 audio standard */ | |
271 | cx25840_write(client, 0x808, hw_fix ? 0x3f : 0xf8); | |
f95006f8 HV |
272 | } else { |
273 | /* Others use the BTSC audio standard */ | |
d97a11e0 | 274 | cx25840_write(client, 0x808, hw_fix ? 0x1f : 0xf6); |
f95006f8 | 275 | } |
bd985160 | 276 | cx25840_write(client, 0x80b, 0x00); |
839e4a4a MCC |
277 | } else if (std & V4L2_STD_PAL) { |
278 | /* Follow tuner change procedure for PAL */ | |
279 | cx25840_write(client, 0x808, 0xff); | |
280 | cx25840_write(client, 0x80b, 0x10); | |
281 | } else if (std & V4L2_STD_SECAM) { | |
282 | /* Select autodetect for SECAM */ | |
283 | cx25840_write(client, 0x808, 0xff); | |
284 | cx25840_write(client, 0x80b, 0x10); | |
bd985160 HV |
285 | } |
286 | ||
287 | if (cx25840_read(client, 0x803) & 0x10) { | |
288 | /* restart audio decoder microcontroller */ | |
289 | cx25840_and_or(client, 0x803, ~0x10, 0x00); | |
290 | cx25840_and_or(client, 0x803, ~0x10, 0x10); | |
291 | } | |
292 | } | |
293 | ||
a8bbf12a HV |
294 | static int set_input(struct i2c_client *client, enum cx25840_video_input vid_input, |
295 | enum cx25840_audio_input aud_input) | |
bd985160 HV |
296 | { |
297 | struct cx25840_state *state = i2c_get_clientdata(client); | |
a8bbf12a HV |
298 | u8 is_composite = (vid_input >= CX25840_COMPOSITE1 && |
299 | vid_input <= CX25840_COMPOSITE8); | |
300 | u8 reg; | |
bd985160 | 301 | |
b5fc7144 | 302 | v4l_dbg(1, cx25840_debug, client, "decoder set video input %d, audio input %d\n", |
a8bbf12a | 303 | vid_input, aud_input); |
bd985160 | 304 | |
a8bbf12a HV |
305 | if (is_composite) { |
306 | reg = 0xf0 + (vid_input - CX25840_COMPOSITE1); | |
307 | } else { | |
308 | int luma = vid_input & 0xf0; | |
309 | int chroma = vid_input & 0xf00; | |
bd985160 | 310 | |
a8bbf12a HV |
311 | if ((vid_input & ~0xff0) || |
312 | luma < CX25840_SVIDEO_LUMA1 || luma > CX25840_SVIDEO_LUMA4 || | |
313 | chroma < CX25840_SVIDEO_CHROMA4 || chroma > CX25840_SVIDEO_CHROMA8) { | |
fac9e899 | 314 | v4l_err(client, "0x%04x is not a valid video input!\n", vid_input); |
a8bbf12a | 315 | return -EINVAL; |
bd985160 | 316 | } |
a8bbf12a HV |
317 | reg = 0xf0 + ((luma - CX25840_SVIDEO_LUMA1) >> 4); |
318 | if (chroma >= CX25840_SVIDEO_CHROMA7) { | |
319 | reg &= 0x3f; | |
320 | reg |= (chroma - CX25840_SVIDEO_CHROMA7) >> 2; | |
bd985160 | 321 | } else { |
a8bbf12a HV |
322 | reg &= 0xcf; |
323 | reg |= (chroma - CX25840_SVIDEO_CHROMA4) >> 4; | |
bd985160 | 324 | } |
a8bbf12a | 325 | } |
bd985160 | 326 | |
a8bbf12a HV |
327 | switch (aud_input) { |
328 | case CX25840_AUDIO_SERIAL: | |
329 | /* do nothing, use serial audio input */ | |
bd985160 | 330 | break; |
a8bbf12a HV |
331 | case CX25840_AUDIO4: reg &= ~0x30; break; |
332 | case CX25840_AUDIO5: reg &= ~0x30; reg |= 0x10; break; | |
333 | case CX25840_AUDIO6: reg &= ~0x30; reg |= 0x20; break; | |
334 | case CX25840_AUDIO7: reg &= ~0xc0; break; | |
335 | case CX25840_AUDIO8: reg &= ~0xc0; reg |= 0x40; break; | |
bd985160 HV |
336 | |
337 | default: | |
fac9e899 | 338 | v4l_err(client, "0x%04x is not a valid audio input!\n", aud_input); |
bd985160 HV |
339 | return -EINVAL; |
340 | } | |
341 | ||
a8bbf12a HV |
342 | cx25840_write(client, 0x103, reg); |
343 | /* Set INPUT_MODE to Composite (0) or S-Video (1) */ | |
344 | cx25840_and_or(client, 0x401, ~0x6, is_composite ? 0 : 0x02); | |
345 | /* Set CH_SEL_ADC2 to 1 if input comes from CH3 */ | |
346 | cx25840_and_or(client, 0x102, ~0x2, (reg & 0x80) == 0 ? 2 : 0); | |
347 | /* Set DUAL_MODE_ADC2 to 1 if input comes from both CH2 and CH3 */ | |
348 | if ((reg & 0xc0) != 0xc0 && (reg & 0x30) != 0x30) | |
349 | cx25840_and_or(client, 0x102, ~0x4, 4); | |
350 | else | |
351 | cx25840_and_or(client, 0x102, ~0x4, 0); | |
352 | ||
353 | state->vid_input = vid_input; | |
354 | state->aud_input = aud_input; | |
e2b8cf4c HV |
355 | if (!state->is_cx25836) { |
356 | cx25840_audio_set_path(client); | |
357 | input_change(client); | |
358 | } | |
bd985160 HV |
359 | return 0; |
360 | } | |
361 | ||
362 | /* ----------------------------------------------------------------------- */ | |
363 | ||
364 | static int set_v4lstd(struct i2c_client *client, v4l2_std_id std) | |
365 | { | |
468a0a54 MCC |
366 | u8 fmt=0; /* zero is autodetect */ |
367 | ||
368 | /* First tests should be against specific std */ | |
d97a11e0 | 369 | if (std == V4L2_STD_NTSC_M_JP) { |
468a0a54 | 370 | fmt=0x2; |
d97a11e0 | 371 | } else if (std == V4L2_STD_NTSC_443) { |
468a0a54 | 372 | fmt=0x3; |
d97a11e0 | 373 | } else if (std == V4L2_STD_PAL_M) { |
468a0a54 | 374 | fmt=0x5; |
d97a11e0 | 375 | } else if (std == V4L2_STD_PAL_N) { |
468a0a54 | 376 | fmt=0x6; |
d97a11e0 | 377 | } else if (std == V4L2_STD_PAL_Nc) { |
468a0a54 | 378 | fmt=0x7; |
d97a11e0 | 379 | } else if (std == V4L2_STD_PAL_60) { |
468a0a54 MCC |
380 | fmt=0x8; |
381 | } else { | |
382 | /* Then, test against generic ones */ | |
383 | if (std & V4L2_STD_NTSC) { | |
384 | fmt=0x1; | |
385 | } else if (std & V4L2_STD_PAL) { | |
386 | fmt=0x4; | |
387 | } else if (std & V4L2_STD_SECAM) { | |
388 | fmt=0xc; | |
389 | } | |
bd985160 HV |
390 | } |
391 | ||
839e4a4a MCC |
392 | v4l_dbg(1, cx25840_debug, client, "changing video std to fmt %i\n",fmt); |
393 | ||
73dcddc5 HV |
394 | /* Follow step 9 of section 3.16 in the cx25840 datasheet. |
395 | Without this PAL may display a vertical ghosting effect. | |
396 | This happens for example with the Yuan MPC622. */ | |
397 | if (fmt >= 4 && fmt < 8) { | |
398 | /* Set format to NTSC-M */ | |
399 | cx25840_and_or(client, 0x400, ~0xf, 1); | |
400 | /* Turn off LCOMB */ | |
401 | cx25840_and_or(client, 0x47b, ~6, 0); | |
402 | } | |
bd985160 HV |
403 | cx25840_and_or(client, 0x400, ~0xf, fmt); |
404 | cx25840_vbi_setup(client); | |
405 | return 0; | |
406 | } | |
407 | ||
408 | v4l2_std_id cx25840_get_v4lstd(struct i2c_client * client) | |
409 | { | |
e2b8cf4c | 410 | struct cx25840_state *state = i2c_get_clientdata(client); |
bd985160 HV |
411 | /* check VID_FMT_SEL first */ |
412 | u8 fmt = cx25840_read(client, 0x400) & 0xf; | |
413 | ||
414 | if (!fmt) { | |
415 | /* check AFD_FMT_STAT if set to autodetect */ | |
416 | fmt = cx25840_read(client, 0x40d) & 0xf; | |
417 | } | |
418 | ||
419 | switch (fmt) { | |
73dcddc5 HV |
420 | case 0x1: |
421 | { | |
422 | /* if the audio std is A2-M, then this is the South Korean | |
423 | NTSC standard */ | |
e2b8cf4c | 424 | if (!state->is_cx25836 && cx25840_read(client, 0x805) == 2) |
73dcddc5 HV |
425 | return V4L2_STD_NTSC_M_KR; |
426 | return V4L2_STD_NTSC_M; | |
427 | } | |
bd985160 HV |
428 | case 0x2: return V4L2_STD_NTSC_M_JP; |
429 | case 0x3: return V4L2_STD_NTSC_443; | |
430 | case 0x4: return V4L2_STD_PAL; | |
431 | case 0x5: return V4L2_STD_PAL_M; | |
432 | case 0x6: return V4L2_STD_PAL_N; | |
433 | case 0x7: return V4L2_STD_PAL_Nc; | |
434 | case 0x8: return V4L2_STD_PAL_60; | |
435 | case 0xc: return V4L2_STD_SECAM; | |
436 | default: return V4L2_STD_UNKNOWN; | |
437 | } | |
438 | } | |
439 | ||
440 | /* ----------------------------------------------------------------------- */ | |
441 | ||
442 | static int set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) | |
443 | { | |
444 | struct cx25840_state *state = i2c_get_clientdata(client); | |
445 | ||
446 | switch (ctrl->id) { | |
a8bbf12a HV |
447 | case CX25840_CID_ENABLE_PVR150_WORKAROUND: |
448 | state->pvr150_workaround = ctrl->value; | |
449 | set_input(client, state->vid_input, state->aud_input); | |
bd985160 HV |
450 | break; |
451 | ||
452 | case V4L2_CID_BRIGHTNESS: | |
453 | if (ctrl->value < 0 || ctrl->value > 255) { | |
fac9e899 | 454 | v4l_err(client, "invalid brightness setting %d\n", |
bd985160 HV |
455 | ctrl->value); |
456 | return -ERANGE; | |
457 | } | |
458 | ||
459 | cx25840_write(client, 0x414, ctrl->value - 128); | |
460 | break; | |
461 | ||
462 | case V4L2_CID_CONTRAST: | |
463 | if (ctrl->value < 0 || ctrl->value > 127) { | |
fac9e899 | 464 | v4l_err(client, "invalid contrast setting %d\n", |
bd985160 HV |
465 | ctrl->value); |
466 | return -ERANGE; | |
467 | } | |
468 | ||
469 | cx25840_write(client, 0x415, ctrl->value << 1); | |
470 | break; | |
471 | ||
472 | case V4L2_CID_SATURATION: | |
473 | if (ctrl->value < 0 || ctrl->value > 127) { | |
fac9e899 | 474 | v4l_err(client, "invalid saturation setting %d\n", |
bd985160 HV |
475 | ctrl->value); |
476 | return -ERANGE; | |
477 | } | |
478 | ||
479 | cx25840_write(client, 0x420, ctrl->value << 1); | |
480 | cx25840_write(client, 0x421, ctrl->value << 1); | |
481 | break; | |
482 | ||
483 | case V4L2_CID_HUE: | |
484 | if (ctrl->value < -127 || ctrl->value > 127) { | |
fac9e899 | 485 | v4l_err(client, "invalid hue setting %d\n", ctrl->value); |
bd985160 HV |
486 | return -ERANGE; |
487 | } | |
488 | ||
489 | cx25840_write(client, 0x422, ctrl->value); | |
490 | break; | |
491 | ||
492 | case V4L2_CID_AUDIO_VOLUME: | |
493 | case V4L2_CID_AUDIO_BASS: | |
494 | case V4L2_CID_AUDIO_TREBLE: | |
495 | case V4L2_CID_AUDIO_BALANCE: | |
496 | case V4L2_CID_AUDIO_MUTE: | |
e2b8cf4c HV |
497 | if (state->is_cx25836) |
498 | return -EINVAL; | |
bd985160 | 499 | return cx25840_audio(client, VIDIOC_S_CTRL, ctrl); |
3faeeae4 HV |
500 | |
501 | default: | |
502 | return -EINVAL; | |
bd985160 HV |
503 | } |
504 | ||
505 | return 0; | |
506 | } | |
507 | ||
508 | static int get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) | |
509 | { | |
510 | struct cx25840_state *state = i2c_get_clientdata(client); | |
511 | ||
512 | switch (ctrl->id) { | |
a8bbf12a HV |
513 | case CX25840_CID_ENABLE_PVR150_WORKAROUND: |
514 | ctrl->value = state->pvr150_workaround; | |
bd985160 HV |
515 | break; |
516 | case V4L2_CID_BRIGHTNESS: | |
0de71224 | 517 | ctrl->value = (s8)cx25840_read(client, 0x414) + 128; |
bd985160 HV |
518 | break; |
519 | case V4L2_CID_CONTRAST: | |
520 | ctrl->value = cx25840_read(client, 0x415) >> 1; | |
521 | break; | |
522 | case V4L2_CID_SATURATION: | |
523 | ctrl->value = cx25840_read(client, 0x420) >> 1; | |
524 | break; | |
525 | case V4L2_CID_HUE: | |
c5099a64 | 526 | ctrl->value = (s8)cx25840_read(client, 0x422); |
bd985160 HV |
527 | break; |
528 | case V4L2_CID_AUDIO_VOLUME: | |
529 | case V4L2_CID_AUDIO_BASS: | |
530 | case V4L2_CID_AUDIO_TREBLE: | |
531 | case V4L2_CID_AUDIO_BALANCE: | |
532 | case V4L2_CID_AUDIO_MUTE: | |
e2b8cf4c HV |
533 | if (state->is_cx25836) |
534 | return -EINVAL; | |
bd985160 HV |
535 | return cx25840_audio(client, VIDIOC_G_CTRL, ctrl); |
536 | default: | |
537 | return -EINVAL; | |
538 | } | |
539 | ||
540 | return 0; | |
541 | } | |
542 | ||
543 | /* ----------------------------------------------------------------------- */ | |
544 | ||
545 | static int get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) | |
546 | { | |
547 | switch (fmt->type) { | |
548 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: | |
549 | return cx25840_vbi(client, VIDIOC_G_FMT, fmt); | |
550 | default: | |
551 | return -EINVAL; | |
552 | } | |
553 | ||
554 | return 0; | |
555 | } | |
556 | ||
557 | static int set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) | |
558 | { | |
559 | struct v4l2_pix_format *pix; | |
560 | int HSC, VSC, Vsrc, Hsrc, filter, Vlines; | |
ba70d59b | 561 | int is_50Hz = !(cx25840_get_v4lstd(client) & V4L2_STD_525_60); |
bd985160 HV |
562 | |
563 | switch (fmt->type) { | |
564 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
565 | pix = &(fmt->fmt.pix); | |
566 | ||
567 | Vsrc = (cx25840_read(client, 0x476) & 0x3f) << 4; | |
568 | Vsrc |= (cx25840_read(client, 0x475) & 0xf0) >> 4; | |
569 | ||
570 | Hsrc = (cx25840_read(client, 0x472) & 0x3f) << 4; | |
571 | Hsrc |= (cx25840_read(client, 0x471) & 0xf0) >> 4; | |
572 | ||
ba70d59b | 573 | Vlines = pix->height + (is_50Hz ? 4 : 7); |
bd985160 HV |
574 | |
575 | if ((pix->width * 16 < Hsrc) || (Hsrc < pix->width) || | |
576 | (Vlines * 8 < Vsrc) || (Vsrc < Vlines)) { | |
fac9e899 | 577 | v4l_err(client, "%dx%d is not a valid size!\n", |
bd985160 HV |
578 | pix->width, pix->height); |
579 | return -ERANGE; | |
580 | } | |
581 | ||
582 | HSC = (Hsrc * (1 << 20)) / pix->width - (1 << 20); | |
583 | VSC = (1 << 16) - (Vsrc * (1 << 9) / Vlines - (1 << 9)); | |
584 | VSC &= 0x1fff; | |
585 | ||
586 | if (pix->width >= 385) | |
587 | filter = 0; | |
588 | else if (pix->width > 192) | |
589 | filter = 1; | |
590 | else if (pix->width > 96) | |
591 | filter = 2; | |
592 | else | |
593 | filter = 3; | |
594 | ||
b5fc7144 | 595 | v4l_dbg(1, cx25840_debug, client, "decoder set size %dx%d -> scale %ux%u\n", |
bd985160 HV |
596 | pix->width, pix->height, HSC, VSC); |
597 | ||
598 | /* HSCALE=HSC */ | |
599 | cx25840_write(client, 0x418, HSC & 0xff); | |
600 | cx25840_write(client, 0x419, (HSC >> 8) & 0xff); | |
601 | cx25840_write(client, 0x41a, HSC >> 16); | |
602 | /* VSCALE=VSC */ | |
603 | cx25840_write(client, 0x41c, VSC & 0xff); | |
604 | cx25840_write(client, 0x41d, VSC >> 8); | |
605 | /* VS_INTRLACE=1 VFILT=filter */ | |
606 | cx25840_write(client, 0x41e, 0x8 | filter); | |
607 | break; | |
608 | ||
609 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: | |
610 | return cx25840_vbi(client, VIDIOC_S_FMT, fmt); | |
611 | ||
612 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
613 | return cx25840_vbi(client, VIDIOC_S_FMT, fmt); | |
614 | ||
615 | default: | |
616 | return -EINVAL; | |
617 | } | |
618 | ||
619 | return 0; | |
620 | } | |
621 | ||
622 | /* ----------------------------------------------------------------------- */ | |
623 | ||
624 | static int cx25840_command(struct i2c_client *client, unsigned int cmd, | |
625 | void *arg) | |
626 | { | |
627 | struct cx25840_state *state = i2c_get_clientdata(client); | |
628 | struct v4l2_tuner *vt = arg; | |
31bc09b5 | 629 | struct v4l2_routing *route = arg; |
bd985160 | 630 | |
c976bc82 HV |
631 | /* ignore these commands */ |
632 | switch (cmd) { | |
633 | case TUNER_SET_TYPE_ADDR: | |
634 | return 0; | |
635 | } | |
636 | ||
637 | if (!state->is_initialized) { | |
638 | v4l_dbg(1, cx25840_debug, client, "cmd %08x triggered fw load\n", cmd); | |
639 | /* initialize on first use */ | |
640 | state->is_initialized = 1; | |
641 | if (state->is_cx25836) | |
642 | cx25836_initialize(client); | |
643 | else | |
89fc4eb9 | 644 | cx25840_initialize(client); |
c976bc82 HV |
645 | } |
646 | ||
bd985160 | 647 | switch (cmd) { |
bd985160 HV |
648 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
649 | /* ioctls to allow direct access to the | |
650 | * cx25840 registers for testing */ | |
52ebc763 | 651 | case VIDIOC_DBG_G_REGISTER: |
52ebc763 | 652 | case VIDIOC_DBG_S_REGISTER: |
bd985160 HV |
653 | { |
654 | struct v4l2_register *reg = arg; | |
655 | ||
f3d092b8 | 656 | if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) |
bd985160 HV |
657 | return -EINVAL; |
658 | if (!capable(CAP_SYS_ADMIN)) | |
659 | return -EPERM; | |
62d50add TP |
660 | if (cmd == VIDIOC_DBG_G_REGISTER) |
661 | reg->val = cx25840_read(client, reg->reg & 0x0fff); | |
662 | else | |
663 | cx25840_write(client, reg->reg & 0x0fff, reg->val & 0xff); | |
bd985160 HV |
664 | break; |
665 | } | |
666 | #endif | |
667 | ||
668 | case VIDIOC_INT_DECODE_VBI_LINE: | |
669 | return cx25840_vbi(client, cmd, arg); | |
670 | ||
671 | case VIDIOC_INT_AUDIO_CLOCK_FREQ: | |
3faeeae4 | 672 | return cx25840_audio(client, cmd, arg); |
bd985160 HV |
673 | |
674 | case VIDIOC_STREAMON: | |
b5fc7144 | 675 | v4l_dbg(1, cx25840_debug, client, "enable output\n"); |
e2b8cf4c HV |
676 | cx25840_write(client, 0x115, state->is_cx25836 ? 0x0c : 0x8c); |
677 | cx25840_write(client, 0x116, state->is_cx25836 ? 0x04 : 0x07); | |
bd985160 HV |
678 | break; |
679 | ||
680 | case VIDIOC_STREAMOFF: | |
b5fc7144 | 681 | v4l_dbg(1, cx25840_debug, client, "disable output\n"); |
bd985160 HV |
682 | cx25840_write(client, 0x115, 0x00); |
683 | cx25840_write(client, 0x116, 0x00); | |
684 | break; | |
685 | ||
686 | case VIDIOC_LOG_STATUS: | |
e2b8cf4c HV |
687 | log_video_status(client); |
688 | if (!state->is_cx25836) | |
689 | log_audio_status(client); | |
bd985160 HV |
690 | break; |
691 | ||
692 | case VIDIOC_G_CTRL: | |
3faeeae4 | 693 | return get_v4lctrl(client, (struct v4l2_control *)arg); |
bd985160 HV |
694 | |
695 | case VIDIOC_S_CTRL: | |
3faeeae4 | 696 | return set_v4lctrl(client, (struct v4l2_control *)arg); |
bd985160 | 697 | |
d92c20e0 HV |
698 | case VIDIOC_QUERYCTRL: |
699 | { | |
700 | struct v4l2_queryctrl *qc = arg; | |
d92c20e0 | 701 | |
18318e00 HV |
702 | switch (qc->id) { |
703 | case V4L2_CID_BRIGHTNESS: | |
704 | case V4L2_CID_CONTRAST: | |
705 | case V4L2_CID_SATURATION: | |
706 | case V4L2_CID_HUE: | |
707 | return v4l2_ctrl_query_fill_std(qc); | |
708 | default: | |
709 | break; | |
710 | } | |
e2b8cf4c HV |
711 | if (state->is_cx25836) |
712 | return -EINVAL; | |
713 | ||
18318e00 HV |
714 | switch (qc->id) { |
715 | case V4L2_CID_AUDIO_VOLUME: | |
716 | case V4L2_CID_AUDIO_MUTE: | |
717 | case V4L2_CID_AUDIO_BALANCE: | |
718 | case V4L2_CID_AUDIO_BASS: | |
719 | case V4L2_CID_AUDIO_TREBLE: | |
720 | return v4l2_ctrl_query_fill_std(qc); | |
721 | default: | |
722 | return -EINVAL; | |
723 | } | |
d92c20e0 HV |
724 | return -EINVAL; |
725 | } | |
726 | ||
bd985160 HV |
727 | case VIDIOC_G_STD: |
728 | *(v4l2_std_id *)arg = cx25840_get_v4lstd(client); | |
729 | break; | |
730 | ||
731 | case VIDIOC_S_STD: | |
3faeeae4 HV |
732 | state->radio = 0; |
733 | return set_v4lstd(client, *(v4l2_std_id *)arg); | |
734 | ||
735 | case AUDC_SET_RADIO: | |
736 | state->radio = 1; | |
bd985160 HV |
737 | break; |
738 | ||
31bc09b5 HV |
739 | case VIDIOC_INT_G_VIDEO_ROUTING: |
740 | route->input = state->vid_input; | |
741 | route->output = 0; | |
bd985160 HV |
742 | break; |
743 | ||
31bc09b5 HV |
744 | case VIDIOC_INT_S_VIDEO_ROUTING: |
745 | return set_input(client, route->input, state->aud_input); | |
bd985160 | 746 | |
31bc09b5 | 747 | case VIDIOC_INT_G_AUDIO_ROUTING: |
e2b8cf4c HV |
748 | if (state->is_cx25836) |
749 | return -EINVAL; | |
31bc09b5 HV |
750 | route->input = state->aud_input; |
751 | route->output = 0; | |
752 | break; | |
a8bbf12a | 753 | |
31bc09b5 | 754 | case VIDIOC_INT_S_AUDIO_ROUTING: |
e2b8cf4c HV |
755 | if (state->is_cx25836) |
756 | return -EINVAL; | |
31bc09b5 | 757 | return set_input(client, state->vid_input, route->input); |
a8bbf12a | 758 | |
bd985160 | 759 | case VIDIOC_S_FREQUENCY: |
e2b8cf4c HV |
760 | if (!state->is_cx25836) { |
761 | input_change(client); | |
762 | } | |
bd985160 HV |
763 | break; |
764 | ||
765 | case VIDIOC_G_TUNER: | |
766 | { | |
e2b8cf4c HV |
767 | u8 vpres = cx25840_read(client, 0x40e) & 0x20; |
768 | u8 mode; | |
bd985160 HV |
769 | int val = 0; |
770 | ||
3faeeae4 HV |
771 | if (state->radio) |
772 | break; | |
773 | ||
e2b8cf4c HV |
774 | vt->signal = vpres ? 0xffff : 0x0; |
775 | if (state->is_cx25836) | |
776 | break; | |
777 | ||
bd985160 HV |
778 | vt->capability |= |
779 | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_LANG1 | | |
780 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP; | |
781 | ||
e2b8cf4c | 782 | mode = cx25840_read(client, 0x804); |
bd985160 HV |
783 | |
784 | /* get rxsubchans and audmode */ | |
785 | if ((mode & 0xf) == 1) | |
786 | val |= V4L2_TUNER_SUB_STEREO; | |
787 | else | |
788 | val |= V4L2_TUNER_SUB_MONO; | |
789 | ||
790 | if (mode == 2 || mode == 4) | |
8a4b275f | 791 | val = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
bd985160 HV |
792 | |
793 | if (mode & 0x10) | |
794 | val |= V4L2_TUNER_SUB_SAP; | |
795 | ||
796 | vt->rxsubchans = val; | |
8a4b275f | 797 | vt->audmode = state->audmode; |
bd985160 HV |
798 | break; |
799 | } | |
800 | ||
801 | case VIDIOC_S_TUNER: | |
e2b8cf4c | 802 | if (state->radio || state->is_cx25836) |
8a4b275f HV |
803 | break; |
804 | ||
bd985160 HV |
805 | switch (vt->audmode) { |
806 | case V4L2_TUNER_MODE_MONO: | |
8a4b275f HV |
807 | /* mono -> mono |
808 | stereo -> mono | |
809 | bilingual -> lang1 */ | |
bd985160 HV |
810 | cx25840_and_or(client, 0x809, ~0xf, 0x00); |
811 | break; | |
301e22d6 | 812 | case V4L2_TUNER_MODE_STEREO: |
8a4b275f HV |
813 | case V4L2_TUNER_MODE_LANG1: |
814 | /* mono -> mono | |
815 | stereo -> stereo | |
816 | bilingual -> lang1 */ | |
bd985160 HV |
817 | cx25840_and_or(client, 0x809, ~0xf, 0x04); |
818 | break; | |
301e22d6 | 819 | case V4L2_TUNER_MODE_LANG1_LANG2: |
8a4b275f HV |
820 | /* mono -> mono |
821 | stereo -> stereo | |
822 | bilingual -> lang1/lang2 */ | |
823 | cx25840_and_or(client, 0x809, ~0xf, 0x07); | |
824 | break; | |
bd985160 | 825 | case V4L2_TUNER_MODE_LANG2: |
8a4b275f | 826 | /* mono -> mono |
301e22d6 | 827 | stereo -> stereo |
8a4b275f | 828 | bilingual -> lang2 */ |
bd985160 HV |
829 | cx25840_and_or(client, 0x809, ~0xf, 0x01); |
830 | break; | |
8a4b275f HV |
831 | default: |
832 | return -EINVAL; | |
bd985160 | 833 | } |
8a4b275f | 834 | state->audmode = vt->audmode; |
bd985160 HV |
835 | break; |
836 | ||
837 | case VIDIOC_G_FMT: | |
3faeeae4 | 838 | return get_v4lfmt(client, (struct v4l2_format *)arg); |
bd985160 HV |
839 | |
840 | case VIDIOC_S_FMT: | |
3faeeae4 | 841 | return set_v4lfmt(client, (struct v4l2_format *)arg); |
bd985160 HV |
842 | |
843 | case VIDIOC_INT_RESET: | |
e2b8cf4c HV |
844 | if (state->is_cx25836) |
845 | cx25836_initialize(client); | |
846 | else | |
89fc4eb9 | 847 | cx25840_initialize(client); |
bd985160 HV |
848 | break; |
849 | ||
3434eb7e HV |
850 | case VIDIOC_G_CHIP_IDENT: |
851 | return v4l2_chip_ident_i2c_client(client, arg, state->id, state->rev); | |
bd985160 HV |
852 | |
853 | default: | |
bd985160 HV |
854 | return -EINVAL; |
855 | } | |
856 | ||
3faeeae4 | 857 | return 0; |
bd985160 HV |
858 | } |
859 | ||
860 | /* ----------------------------------------------------------------------- */ | |
861 | ||
769e2438 | 862 | static struct i2c_driver i2c_driver_cx25840; |
bd985160 HV |
863 | |
864 | static int cx25840_detect_client(struct i2c_adapter *adapter, int address, | |
865 | int kind) | |
866 | { | |
867 | struct i2c_client *client; | |
868 | struct cx25840_state *state; | |
3434eb7e | 869 | u32 id; |
bd985160 HV |
870 | u16 device_id; |
871 | ||
872 | /* Check if the adapter supports the needed features | |
873 | * Not until kernel version 2.6.11 did the bit-algo | |
874 | * correctly report that it would do an I2C-level xfer */ | |
875 | if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) | |
876 | return 0; | |
877 | ||
e2b8cf4c HV |
878 | state = kzalloc(sizeof(struct cx25840_state), GFP_KERNEL); |
879 | if (state == 0) | |
bd985160 HV |
880 | return -ENOMEM; |
881 | ||
e2b8cf4c | 882 | client = &state->c; |
bd985160 HV |
883 | client->addr = address; |
884 | client->adapter = adapter; | |
885 | client->driver = &i2c_driver_cx25840; | |
bd985160 HV |
886 | snprintf(client->name, sizeof(client->name) - 1, "cx25840"); |
887 | ||
b5fc7144 | 888 | v4l_dbg(1, cx25840_debug, client, "detecting cx25840 client on address 0x%x\n", address << 1); |
bd985160 HV |
889 | |
890 | device_id = cx25840_read(client, 0x101) << 8; | |
891 | device_id |= cx25840_read(client, 0x100); | |
892 | ||
893 | /* The high byte of the device ID should be | |
e2b8cf4c HV |
894 | * 0x83 for the cx2583x and 0x84 for the cx2584x */ |
895 | if ((device_id & 0xff00) == 0x8300) { | |
896 | id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; | |
897 | state->is_cx25836 = 1; | |
898 | } | |
899 | else if ((device_id & 0xff00) == 0x8400) { | |
900 | id = V4L2_IDENT_CX25840 + ((device_id >> 4) & 0xf); | |
901 | state->is_cx25836 = 0; | |
902 | } | |
903 | else { | |
b5fc7144 | 904 | v4l_dbg(1, cx25840_debug, client, "cx25840 not found\n"); |
e2b8cf4c | 905 | kfree(state); |
bd985160 HV |
906 | return 0; |
907 | } | |
908 | ||
b7a01e72 HV |
909 | /* Note: revision '(device_id & 0x0f) == 2' was never built. The |
910 | marking skips from 0x1 == 22 to 0x3 == 23. */ | |
fac9e899 | 911 | v4l_info(client, "cx25%3x-2%x found @ 0x%x (%s)\n", |
bd985160 | 912 | (device_id & 0xfff0) >> 4, |
b7a01e72 | 913 | (device_id & 0x0f) < 3 ? (device_id & 0x0f) + 1 : (device_id & 0x0f), |
bd985160 HV |
914 | address << 1, adapter->name); |
915 | ||
bd985160 | 916 | i2c_set_clientdata(client, state); |
a8bbf12a HV |
917 | state->vid_input = CX25840_COMPOSITE7; |
918 | state->aud_input = CX25840_AUDIO8; | |
3578d3dd | 919 | state->audclk_freq = 48000; |
a8bbf12a | 920 | state->pvr150_workaround = 0; |
8a4b275f | 921 | state->audmode = V4L2_TUNER_MODE_LANG1; |
87410dab | 922 | state->unmute_volume = -1; |
3e3bf277 | 923 | state->vbi_line_offset = 8; |
e2b8cf4c | 924 | state->id = id; |
3434eb7e | 925 | state->rev = device_id; |
bd985160 | 926 | |
d55c7aec HV |
927 | i2c_attach_client(client); |
928 | ||
bd985160 HV |
929 | return 0; |
930 | } | |
931 | ||
932 | static int cx25840_attach_adapter(struct i2c_adapter *adapter) | |
933 | { | |
bd985160 | 934 | if (adapter->class & I2C_CLASS_TV_ANALOG) |
bd985160 HV |
935 | return i2c_probe(adapter, &addr_data, &cx25840_detect_client); |
936 | return 0; | |
937 | } | |
938 | ||
939 | static int cx25840_detach_client(struct i2c_client *client) | |
940 | { | |
941 | struct cx25840_state *state = i2c_get_clientdata(client); | |
942 | int err; | |
943 | ||
944 | err = i2c_detach_client(client); | |
945 | if (err) { | |
946 | return err; | |
947 | } | |
948 | ||
949 | kfree(state); | |
bd985160 HV |
950 | |
951 | return 0; | |
952 | } | |
953 | ||
954 | /* ----------------------------------------------------------------------- */ | |
955 | ||
769e2438 | 956 | static struct i2c_driver i2c_driver_cx25840 = { |
604f28e2 | 957 | .driver = { |
604f28e2 LR |
958 | .name = "cx25840", |
959 | }, | |
bd985160 | 960 | .id = I2C_DRIVERID_CX25840, |
bd985160 HV |
961 | .attach_adapter = cx25840_attach_adapter, |
962 | .detach_client = cx25840_detach_client, | |
963 | .command = cx25840_command, | |
bd985160 HV |
964 | }; |
965 | ||
966 | ||
967 | static int __init m__init(void) | |
968 | { | |
969 | return i2c_add_driver(&i2c_driver_cx25840); | |
970 | } | |
971 | ||
972 | static void __exit m__exit(void) | |
973 | { | |
974 | i2c_del_driver(&i2c_driver_cx25840); | |
975 | } | |
976 | ||
977 | module_init(m__init); | |
978 | module_exit(m__exit); | |
979 | ||
980 | /* ----------------------------------------------------------------------- */ | |
981 | ||
e2b8cf4c | 982 | static void log_video_status(struct i2c_client *client) |
bd985160 HV |
983 | { |
984 | static const char *const fmt_strs[] = { | |
985 | "0x0", | |
986 | "NTSC-M", "NTSC-J", "NTSC-4.43", | |
987 | "PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60", | |
988 | "0x9", "0xA", "0xB", | |
989 | "SECAM", | |
990 | "0xD", "0xE", "0xF" | |
991 | }; | |
992 | ||
993 | struct cx25840_state *state = i2c_get_clientdata(client); | |
bd985160 HV |
994 | u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf; |
995 | u8 gen_stat1 = cx25840_read(client, 0x40d); | |
e2b8cf4c HV |
996 | u8 gen_stat2 = cx25840_read(client, 0x40e); |
997 | int vid_input = state->vid_input; | |
998 | ||
999 | v4l_info(client, "Video signal: %spresent\n", | |
1000 | (gen_stat2 & 0x20) ? "" : "not "); | |
1001 | v4l_info(client, "Detected format: %s\n", | |
1002 | fmt_strs[gen_stat1 & 0xf]); | |
1003 | ||
1004 | v4l_info(client, "Specified standard: %s\n", | |
1005 | vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection"); | |
1006 | ||
1007 | if (vid_input >= CX25840_COMPOSITE1 && | |
1008 | vid_input <= CX25840_COMPOSITE8) { | |
1009 | v4l_info(client, "Specified video input: Composite %d\n", | |
1010 | vid_input - CX25840_COMPOSITE1 + 1); | |
1011 | } else { | |
1012 | v4l_info(client, "Specified video input: S-Video (Luma In%d, Chroma In%d)\n", | |
1013 | (vid_input & 0xf0) >> 4, (vid_input & 0xf00) >> 8); | |
1014 | } | |
1015 | ||
1016 | v4l_info(client, "Specified audioclock freq: %d Hz\n", state->audclk_freq); | |
1017 | } | |
1018 | ||
1019 | /* ----------------------------------------------------------------------- */ | |
1020 | ||
1021 | static void log_audio_status(struct i2c_client *client) | |
1022 | { | |
1023 | struct cx25840_state *state = i2c_get_clientdata(client); | |
bd985160 HV |
1024 | u8 download_ctl = cx25840_read(client, 0x803); |
1025 | u8 mod_det_stat0 = cx25840_read(client, 0x804); | |
1026 | u8 mod_det_stat1 = cx25840_read(client, 0x805); | |
1027 | u8 audio_config = cx25840_read(client, 0x808); | |
1028 | u8 pref_mode = cx25840_read(client, 0x809); | |
1029 | u8 afc0 = cx25840_read(client, 0x80b); | |
1030 | u8 mute_ctl = cx25840_read(client, 0x8d3); | |
a8bbf12a | 1031 | int aud_input = state->aud_input; |
bd985160 HV |
1032 | char *p; |
1033 | ||
bd985160 HV |
1034 | switch (mod_det_stat0) { |
1035 | case 0x00: p = "mono"; break; | |
1036 | case 0x01: p = "stereo"; break; | |
1037 | case 0x02: p = "dual"; break; | |
1038 | case 0x04: p = "tri"; break; | |
1039 | case 0x10: p = "mono with SAP"; break; | |
1040 | case 0x11: p = "stereo with SAP"; break; | |
1041 | case 0x12: p = "dual with SAP"; break; | |
1042 | case 0x14: p = "tri with SAP"; break; | |
1043 | case 0xfe: p = "forced mode"; break; | |
1044 | default: p = "not defined"; | |
1045 | } | |
fac9e899 | 1046 | v4l_info(client, "Detected audio mode: %s\n", p); |
bd985160 HV |
1047 | |
1048 | switch (mod_det_stat1) { | |
1049 | case 0x00: p = "not defined"; break; | |
1050 | case 0x01: p = "EIAJ"; break; | |
1051 | case 0x02: p = "A2-M"; break; | |
1052 | case 0x03: p = "A2-BG"; break; | |
1053 | case 0x04: p = "A2-DK1"; break; | |
1054 | case 0x05: p = "A2-DK2"; break; | |
1055 | case 0x06: p = "A2-DK3"; break; | |
1056 | case 0x07: p = "A1 (6.0 MHz FM Mono)"; break; | |
1057 | case 0x08: p = "AM-L"; break; | |
1058 | case 0x09: p = "NICAM-BG"; break; | |
1059 | case 0x0a: p = "NICAM-DK"; break; | |
1060 | case 0x0b: p = "NICAM-I"; break; | |
1061 | case 0x0c: p = "NICAM-L"; break; | |
1062 | case 0x0d: p = "BTSC/EIAJ/A2-M Mono (4.5 MHz FMMono)"; break; | |
1063 | case 0x0e: p = "IF FM Radio"; break; | |
1064 | case 0x0f: p = "BTSC"; break; | |
1065 | case 0x10: p = "high-deviation FM"; break; | |
1066 | case 0x11: p = "very high-deviation FM"; break; | |
1067 | case 0xfd: p = "unknown audio standard"; break; | |
1068 | case 0xfe: p = "forced audio standard"; break; | |
1069 | case 0xff: p = "no detected audio standard"; break; | |
1070 | default: p = "not defined"; | |
1071 | } | |
fac9e899 HV |
1072 | v4l_info(client, "Detected audio standard: %s\n", p); |
1073 | v4l_info(client, "Audio muted: %s\n", | |
87410dab | 1074 | (state->unmute_volume >= 0) ? "yes" : "no"); |
fac9e899 | 1075 | v4l_info(client, "Audio microcontroller: %s\n", |
87410dab HV |
1076 | (download_ctl & 0x10) ? |
1077 | ((mute_ctl & 0x2) ? "detecting" : "running") : "stopped"); | |
bd985160 HV |
1078 | |
1079 | switch (audio_config >> 4) { | |
1080 | case 0x00: p = "undefined"; break; | |
1081 | case 0x01: p = "BTSC"; break; | |
1082 | case 0x02: p = "EIAJ"; break; | |
1083 | case 0x03: p = "A2-M"; break; | |
1084 | case 0x04: p = "A2-BG"; break; | |
1085 | case 0x05: p = "A2-DK1"; break; | |
1086 | case 0x06: p = "A2-DK2"; break; | |
1087 | case 0x07: p = "A2-DK3"; break; | |
1088 | case 0x08: p = "A1 (6.0 MHz FM Mono)"; break; | |
1089 | case 0x09: p = "AM-L"; break; | |
1090 | case 0x0a: p = "NICAM-BG"; break; | |
1091 | case 0x0b: p = "NICAM-DK"; break; | |
1092 | case 0x0c: p = "NICAM-I"; break; | |
1093 | case 0x0d: p = "NICAM-L"; break; | |
1094 | case 0x0e: p = "FM radio"; break; | |
1095 | case 0x0f: p = "automatic detection"; break; | |
1096 | default: p = "undefined"; | |
1097 | } | |
fac9e899 | 1098 | v4l_info(client, "Configured audio standard: %s\n", p); |
bd985160 HV |
1099 | |
1100 | if ((audio_config >> 4) < 0xF) { | |
1101 | switch (audio_config & 0xF) { | |
1102 | case 0x00: p = "MONO1 (LANGUAGE A/Mono L+R channel for BTSC, EIAJ, A2)"; break; | |
1103 | case 0x01: p = "MONO2 (LANGUAGE B)"; break; | |
1104 | case 0x02: p = "MONO3 (STEREO forced MONO)"; break; | |
1105 | case 0x03: p = "MONO4 (NICAM ANALOG-Language C/Analog Fallback)"; break; | |
1106 | case 0x04: p = "STEREO"; break; | |
1107 | case 0x05: p = "DUAL1 (AB)"; break; | |
1108 | case 0x06: p = "DUAL2 (AC) (FM)"; break; | |
1109 | case 0x07: p = "DUAL3 (BC) (FM)"; break; | |
1110 | case 0x08: p = "DUAL4 (AC) (AM)"; break; | |
1111 | case 0x09: p = "DUAL5 (BC) (AM)"; break; | |
1112 | case 0x0a: p = "SAP"; break; | |
1113 | default: p = "undefined"; | |
1114 | } | |
fac9e899 | 1115 | v4l_info(client, "Configured audio mode: %s\n", p); |
bd985160 HV |
1116 | } else { |
1117 | switch (audio_config & 0xF) { | |
1118 | case 0x00: p = "BG"; break; | |
1119 | case 0x01: p = "DK1"; break; | |
1120 | case 0x02: p = "DK2"; break; | |
1121 | case 0x03: p = "DK3"; break; | |
1122 | case 0x04: p = "I"; break; | |
1123 | case 0x05: p = "L"; break; | |
1124 | case 0x06: p = "BTSC"; break; | |
1125 | case 0x07: p = "EIAJ"; break; | |
1126 | case 0x08: p = "A2-M"; break; | |
1127 | case 0x09: p = "FM Radio"; break; | |
1128 | case 0x0f: p = "automatic standard and mode detection"; break; | |
1129 | default: p = "undefined"; | |
1130 | } | |
fac9e899 | 1131 | v4l_info(client, "Configured audio system: %s\n", p); |
bd985160 HV |
1132 | } |
1133 | ||
a8bbf12a | 1134 | if (aud_input) { |
fac9e899 | 1135 | v4l_info(client, "Specified audio input: Tuner (In%d)\n", aud_input); |
a8bbf12a | 1136 | } else { |
fac9e899 | 1137 | v4l_info(client, "Specified audio input: External\n"); |
bd985160 | 1138 | } |
bd985160 | 1139 | |
bd985160 HV |
1140 | switch (pref_mode & 0xf) { |
1141 | case 0: p = "mono/language A"; break; | |
1142 | case 1: p = "language B"; break; | |
1143 | case 2: p = "language C"; break; | |
1144 | case 3: p = "analog fallback"; break; | |
1145 | case 4: p = "stereo"; break; | |
1146 | case 5: p = "language AC"; break; | |
1147 | case 6: p = "language BC"; break; | |
1148 | case 7: p = "language AB"; break; | |
1149 | default: p = "undefined"; | |
1150 | } | |
fac9e899 | 1151 | v4l_info(client, "Preferred audio mode: %s\n", p); |
bd985160 HV |
1152 | |
1153 | if ((audio_config & 0xf) == 0xf) { | |
1154 | switch ((afc0 >> 3) & 0x3) { | |
1155 | case 0: p = "system DK"; break; | |
1156 | case 1: p = "system L"; break; | |
1157 | case 2: p = "autodetect"; break; | |
1158 | default: p = "undefined"; | |
1159 | } | |
fac9e899 | 1160 | v4l_info(client, "Selected 65 MHz format: %s\n", p); |
bd985160 HV |
1161 | |
1162 | switch (afc0 & 0x7) { | |
1163 | case 0: p = "chroma"; break; | |
1164 | case 1: p = "BTSC"; break; | |
1165 | case 2: p = "EIAJ"; break; | |
1166 | case 3: p = "A2-M"; break; | |
1167 | case 4: p = "autodetect"; break; | |
1168 | default: p = "undefined"; | |
1169 | } | |
fac9e899 | 1170 | v4l_info(client, "Selected 45 MHz format: %s\n", p); |
bd985160 HV |
1171 | } |
1172 | } |