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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 | * | |
6d897616 | 16 | * CX23885 support by Steven Toth <stoth@linuxtv.org>. |
f234081b | 17 | * |
bd985160 HV |
18 | * This program is free software; you can redistribute it and/or |
19 | * modify it under the terms of the GNU General Public License | |
20 | * as published by the Free Software Foundation; either version 2 | |
21 | * of the License, or (at your option) any later version. | |
22 | * | |
23 | * This program is distributed in the hope that it will be useful, | |
24 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
26 | * GNU General Public License for more details. | |
27 | * | |
28 | * You should have received a copy of the GNU General Public License | |
29 | * along with this program; if not, write to the Free Software | |
30 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
31 | */ | |
32 | ||
33 | ||
34 | #include <linux/kernel.h> | |
35 | #include <linux/module.h> | |
36 | #include <linux/slab.h> | |
37 | #include <linux/videodev2.h> | |
38 | #include <linux/i2c.h> | |
f61b48f7 | 39 | #include <linux/delay.h> |
bd985160 | 40 | #include <media/v4l2-common.h> |
3434eb7e | 41 | #include <media/v4l2-chip-ident.h> |
1a39275a | 42 | #include <media/v4l2-i2c-drv-legacy.h> |
31bc09b5 | 43 | #include <media/cx25840.h> |
bd985160 | 44 | |
31bc09b5 | 45 | #include "cx25840-core.h" |
bd985160 HV |
46 | |
47 | MODULE_DESCRIPTION("Conexant CX25840 audio/video decoder driver"); | |
1f4b3365 | 48 | MODULE_AUTHOR("Ulf Eklund, Chris Kennedy, Hans Verkuil, Tyler Trafford"); |
bd985160 HV |
49 | MODULE_LICENSE("GPL"); |
50 | ||
51 | static unsigned short normal_i2c[] = { 0x88 >> 1, I2C_CLIENT_END }; | |
52 | ||
fe0d3dff | 53 | static int cx25840_debug; |
bd985160 | 54 | |
b5fc7144 | 55 | module_param_named(debug,cx25840_debug, int, 0644); |
bd985160 | 56 | |
fac9e899 | 57 | MODULE_PARM_DESC(debug, "Debugging messages [0=Off (default) 1=On]"); |
bd985160 HV |
58 | |
59 | I2C_CLIENT_INSMOD; | |
60 | ||
61 | /* ----------------------------------------------------------------------- */ | |
62 | ||
63 | int cx25840_write(struct i2c_client *client, u16 addr, u8 value) | |
64 | { | |
65 | u8 buffer[3]; | |
66 | buffer[0] = addr >> 8; | |
67 | buffer[1] = addr & 0xff; | |
68 | buffer[2] = value; | |
69 | return i2c_master_send(client, buffer, 3); | |
70 | } | |
71 | ||
72 | int cx25840_write4(struct i2c_client *client, u16 addr, u32 value) | |
73 | { | |
74 | u8 buffer[6]; | |
75 | buffer[0] = addr >> 8; | |
76 | buffer[1] = addr & 0xff; | |
4a56eb3f HV |
77 | buffer[2] = value & 0xff; |
78 | buffer[3] = (value >> 8) & 0xff; | |
79 | buffer[4] = (value >> 16) & 0xff; | |
80 | buffer[5] = value >> 24; | |
bd985160 HV |
81 | return i2c_master_send(client, buffer, 6); |
82 | } | |
83 | ||
84 | u8 cx25840_read(struct i2c_client * client, u16 addr) | |
85 | { | |
86 | u8 buffer[2]; | |
87 | buffer[0] = addr >> 8; | |
88 | buffer[1] = addr & 0xff; | |
89 | ||
90 | if (i2c_master_send(client, buffer, 2) < 2) | |
91 | return 0; | |
92 | ||
93 | if (i2c_master_recv(client, buffer, 1) < 1) | |
94 | return 0; | |
95 | ||
96 | return buffer[0]; | |
97 | } | |
98 | ||
99 | u32 cx25840_read4(struct i2c_client * client, u16 addr) | |
100 | { | |
101 | u8 buffer[4]; | |
102 | buffer[0] = addr >> 8; | |
103 | buffer[1] = addr & 0xff; | |
104 | ||
105 | if (i2c_master_send(client, buffer, 2) < 2) | |
106 | return 0; | |
107 | ||
108 | if (i2c_master_recv(client, buffer, 4) < 4) | |
109 | return 0; | |
110 | ||
17531c16 HV |
111 | return (buffer[3] << 24) | (buffer[2] << 16) | |
112 | (buffer[1] << 8) | buffer[0]; | |
bd985160 HV |
113 | } |
114 | ||
e2b8cf4c | 115 | int cx25840_and_or(struct i2c_client *client, u16 addr, unsigned and_mask, |
bd985160 HV |
116 | u8 or_value) |
117 | { | |
118 | return cx25840_write(client, addr, | |
119 | (cx25840_read(client, addr) & and_mask) | | |
120 | or_value); | |
121 | } | |
122 | ||
123 | /* ----------------------------------------------------------------------- */ | |
124 | ||
a8bbf12a HV |
125 | static int set_input(struct i2c_client *client, enum cx25840_video_input vid_input, |
126 | enum cx25840_audio_input aud_input); | |
bd985160 HV |
127 | |
128 | /* ----------------------------------------------------------------------- */ | |
129 | ||
d92c20e0 | 130 | static void init_dll1(struct i2c_client *client) |
bd985160 HV |
131 | { |
132 | /* This is the Hauppauge sequence used to | |
133 | * initialize the Delay Lock Loop 1 (ADC DLL). */ | |
134 | cx25840_write(client, 0x159, 0x23); | |
135 | cx25840_write(client, 0x15a, 0x87); | |
136 | cx25840_write(client, 0x15b, 0x06); | |
38051450 | 137 | udelay(10); |
bd985160 | 138 | cx25840_write(client, 0x159, 0xe1); |
38051450 | 139 | udelay(10); |
bd985160 HV |
140 | cx25840_write(client, 0x15a, 0x86); |
141 | cx25840_write(client, 0x159, 0xe0); | |
142 | cx25840_write(client, 0x159, 0xe1); | |
143 | cx25840_write(client, 0x15b, 0x10); | |
144 | } | |
145 | ||
d92c20e0 | 146 | static void init_dll2(struct i2c_client *client) |
bd985160 HV |
147 | { |
148 | /* This is the Hauppauge sequence used to | |
149 | * initialize the Delay Lock Loop 2 (ADC DLL). */ | |
150 | cx25840_write(client, 0x15d, 0xe3); | |
151 | cx25840_write(client, 0x15e, 0x86); | |
152 | cx25840_write(client, 0x15f, 0x06); | |
38051450 | 153 | udelay(10); |
bd985160 HV |
154 | cx25840_write(client, 0x15d, 0xe1); |
155 | cx25840_write(client, 0x15d, 0xe0); | |
156 | cx25840_write(client, 0x15d, 0xe1); | |
157 | } | |
158 | ||
e2b8cf4c HV |
159 | static void cx25836_initialize(struct i2c_client *client) |
160 | { | |
161 | /* reset configuration is described on page 3-77 of the CX25836 datasheet */ | |
162 | /* 2. */ | |
163 | cx25840_and_or(client, 0x000, ~0x01, 0x01); | |
164 | cx25840_and_or(client, 0x000, ~0x01, 0x00); | |
165 | /* 3a. */ | |
166 | cx25840_and_or(client, 0x15a, ~0x70, 0x00); | |
167 | /* 3b. */ | |
168 | cx25840_and_or(client, 0x15b, ~0x1e, 0x06); | |
169 | /* 3c. */ | |
170 | cx25840_and_or(client, 0x159, ~0x02, 0x02); | |
171 | /* 3d. */ | |
38051450 | 172 | udelay(10); |
e2b8cf4c HV |
173 | /* 3e. */ |
174 | cx25840_and_or(client, 0x159, ~0x02, 0x00); | |
175 | /* 3f. */ | |
176 | cx25840_and_or(client, 0x159, ~0xc0, 0xc0); | |
177 | /* 3g. */ | |
178 | cx25840_and_or(client, 0x159, ~0x01, 0x00); | |
179 | cx25840_and_or(client, 0x159, ~0x01, 0x01); | |
180 | /* 3h. */ | |
181 | cx25840_and_or(client, 0x15b, ~0x1e, 0x10); | |
182 | } | |
183 | ||
21340ae0 HV |
184 | static void cx25840_work_handler(struct work_struct *work) |
185 | { | |
186 | struct cx25840_state *state = container_of(work, struct cx25840_state, fw_work); | |
187 | cx25840_loadfw(state->c); | |
188 | wake_up(&state->fw_wait); | |
189 | } | |
190 | ||
89fc4eb9 | 191 | static void cx25840_initialize(struct i2c_client *client) |
bd985160 | 192 | { |
21340ae0 | 193 | DEFINE_WAIT(wait); |
bd985160 | 194 | struct cx25840_state *state = i2c_get_clientdata(client); |
21340ae0 | 195 | struct workqueue_struct *q; |
bd985160 HV |
196 | |
197 | /* datasheet startup in numbered steps, refer to page 3-77 */ | |
198 | /* 2. */ | |
199 | cx25840_and_or(client, 0x803, ~0x10, 0x00); | |
200 | /* The default of this register should be 4, but I get 0 instead. | |
201 | * Set this register to 4 manually. */ | |
202 | cx25840_write(client, 0x000, 0x04); | |
203 | /* 3. */ | |
204 | init_dll1(client); | |
205 | init_dll2(client); | |
206 | cx25840_write(client, 0x136, 0x0a); | |
207 | /* 4. */ | |
208 | cx25840_write(client, 0x13c, 0x01); | |
209 | cx25840_write(client, 0x13c, 0x00); | |
210 | /* 5. */ | |
21340ae0 HV |
211 | /* Do the firmware load in a work handler to prevent. |
212 | Otherwise the kernel is blocked waiting for the | |
213 | bit-banging i2c interface to finish uploading the | |
214 | firmware. */ | |
215 | INIT_WORK(&state->fw_work, cx25840_work_handler); | |
216 | init_waitqueue_head(&state->fw_wait); | |
217 | q = create_singlethread_workqueue("cx25840_fw"); | |
218 | prepare_to_wait(&state->fw_wait, &wait, TASK_UNINTERRUPTIBLE); | |
219 | queue_work(q, &state->fw_work); | |
220 | schedule(); | |
221 | finish_wait(&state->fw_wait, &wait); | |
222 | destroy_workqueue(q); | |
223 | ||
bd985160 HV |
224 | /* 6. */ |
225 | cx25840_write(client, 0x115, 0x8c); | |
226 | cx25840_write(client, 0x116, 0x07); | |
227 | cx25840_write(client, 0x118, 0x02); | |
228 | /* 7. */ | |
229 | cx25840_write(client, 0x4a5, 0x80); | |
230 | cx25840_write(client, 0x4a5, 0x00); | |
231 | cx25840_write(client, 0x402, 0x00); | |
232 | /* 8. */ | |
73dcddc5 HV |
233 | cx25840_and_or(client, 0x401, ~0x18, 0); |
234 | cx25840_and_or(client, 0x4a2, ~0x10, 0x10); | |
235 | /* steps 8c and 8d are done in change_input() */ | |
bd985160 HV |
236 | /* 10. */ |
237 | cx25840_write(client, 0x8d3, 0x1f); | |
238 | cx25840_write(client, 0x8e3, 0x03); | |
239 | ||
cb5aa1c6 | 240 | cx25840_std_setup(client); |
bd985160 HV |
241 | |
242 | /* trial and error says these are needed to get audio */ | |
243 | cx25840_write(client, 0x914, 0xa0); | |
244 | cx25840_write(client, 0x918, 0xa0); | |
245 | cx25840_write(client, 0x919, 0x01); | |
246 | ||
247 | /* stereo prefered */ | |
248 | cx25840_write(client, 0x809, 0x04); | |
249 | /* AC97 shift */ | |
250 | cx25840_write(client, 0x8cf, 0x0f); | |
251 | ||
a8bbf12a HV |
252 | /* (re)set input */ |
253 | set_input(client, state->vid_input, state->aud_input); | |
bd985160 HV |
254 | |
255 | /* start microcontroller */ | |
256 | cx25840_and_or(client, 0x803, ~0x10, 0x10); | |
257 | } | |
258 | ||
f234081b ST |
259 | static void cx23885_initialize(struct i2c_client *client) |
260 | { | |
261 | DEFINE_WAIT(wait); | |
262 | struct cx25840_state *state = i2c_get_clientdata(client); | |
263 | struct workqueue_struct *q; | |
264 | ||
265 | /* Internal Reset */ | |
266 | cx25840_and_or(client, 0x102, ~0x01, 0x01); | |
267 | cx25840_and_or(client, 0x102, ~0x01, 0x00); | |
268 | ||
269 | /* Stop microcontroller */ | |
270 | cx25840_and_or(client, 0x803, ~0x10, 0x00); | |
271 | ||
272 | /* DIF in reset? */ | |
273 | cx25840_write(client, 0x398, 0); | |
274 | ||
275 | /* Trust the default xtal, no division */ | |
276 | /* This changes for the cx23888 products */ | |
277 | cx25840_write(client, 0x2, 0x76); | |
278 | ||
279 | /* Bring down the regulator for AUX clk */ | |
280 | cx25840_write(client, 0x1, 0x40); | |
281 | ||
282 | /* Sys PLL frac */ | |
283 | cx25840_write4(client, 0x11c, 0x01d1744c); | |
284 | ||
285 | /* Sys PLL int */ | |
286 | cx25840_write4(client, 0x118, 0x00000416); | |
287 | ||
288 | /* Disable DIF bypass */ | |
289 | cx25840_write4(client, 0x33c, 0x00000001); | |
290 | ||
291 | /* DIF Src phase inc */ | |
292 | cx25840_write4(client, 0x340, 0x0df7df83); | |
293 | ||
294 | /* Vid PLL frac */ | |
295 | cx25840_write4(client, 0x10c, 0x01b6db7b); | |
296 | ||
297 | /* Vid PLL int */ | |
298 | cx25840_write4(client, 0x108, 0x00000512); | |
299 | ||
300 | /* Luma */ | |
301 | cx25840_write4(client, 0x414, 0x00107d12); | |
302 | ||
303 | /* Chroma */ | |
304 | cx25840_write4(client, 0x420, 0x3d008282); | |
305 | ||
306 | /* Aux PLL frac */ | |
307 | cx25840_write4(client, 0x114, 0x017dbf48); | |
308 | ||
309 | /* Aux PLL int */ | |
310 | cx25840_write4(client, 0x110, 0x000a030e); | |
311 | ||
312 | /* ADC2 input select */ | |
313 | cx25840_write(client, 0x102, 0x10); | |
314 | ||
315 | /* VIN1 & VIN5 */ | |
316 | cx25840_write(client, 0x103, 0x11); | |
317 | ||
318 | /* Enable format auto detect */ | |
319 | cx25840_write(client, 0x400, 0); | |
320 | /* Fast subchroma lock */ | |
321 | /* White crush, Chroma AGC & Chroma Killer enabled */ | |
322 | cx25840_write(client, 0x401, 0xe8); | |
323 | ||
324 | /* Select AFE clock pad output source */ | |
325 | cx25840_write(client, 0x144, 0x05); | |
326 | ||
327 | /* Do the firmware load in a work handler to prevent. | |
328 | Otherwise the kernel is blocked waiting for the | |
329 | bit-banging i2c interface to finish uploading the | |
330 | firmware. */ | |
331 | INIT_WORK(&state->fw_work, cx25840_work_handler); | |
332 | init_waitqueue_head(&state->fw_wait); | |
333 | q = create_singlethread_workqueue("cx25840_fw"); | |
334 | prepare_to_wait(&state->fw_wait, &wait, TASK_UNINTERRUPTIBLE); | |
335 | queue_work(q, &state->fw_work); | |
336 | schedule(); | |
337 | finish_wait(&state->fw_wait, &wait); | |
338 | destroy_workqueue(q); | |
339 | ||
cb5aa1c6 | 340 | cx25840_std_setup(client); |
f234081b ST |
341 | |
342 | /* (re)set input */ | |
343 | set_input(client, state->vid_input, state->aud_input); | |
344 | ||
345 | /* start microcontroller */ | |
346 | cx25840_and_or(client, 0x803, ~0x10, 0x10); | |
347 | } | |
348 | ||
bd985160 HV |
349 | /* ----------------------------------------------------------------------- */ |
350 | ||
cb5aa1c6 HV |
351 | void cx25840_std_setup(struct i2c_client *client) |
352 | { | |
353 | struct cx25840_state *state = i2c_get_clientdata(client); | |
354 | v4l2_std_id std = state->std; | |
355 | int hblank, hactive, burst, vblank, vactive, sc; | |
356 | int vblank656, src_decimation; | |
357 | int luma_lpf, uv_lpf, comb; | |
358 | u32 pll_int, pll_frac, pll_post; | |
359 | ||
360 | /* datasheet startup, step 8d */ | |
361 | if (std & ~V4L2_STD_NTSC) | |
362 | cx25840_write(client, 0x49f, 0x11); | |
363 | else | |
364 | cx25840_write(client, 0x49f, 0x14); | |
365 | ||
366 | if (std & V4L2_STD_625_50) { | |
367 | hblank = 132; | |
368 | hactive = 720; | |
369 | burst = 93; | |
370 | vblank = 36; | |
371 | vactive = 580; | |
372 | vblank656 = 40; | |
373 | src_decimation = 0x21f; | |
374 | luma_lpf = 2; | |
375 | ||
376 | if (std & V4L2_STD_SECAM) { | |
377 | uv_lpf = 0; | |
378 | comb = 0; | |
379 | sc = 0x0a425f; | |
380 | } else if (std == V4L2_STD_PAL_Nc) { | |
381 | uv_lpf = 1; | |
382 | comb = 0x20; | |
383 | sc = 556453; | |
384 | } else { | |
385 | uv_lpf = 1; | |
386 | comb = 0x20; | |
387 | sc = 688739; | |
388 | } | |
389 | } else { | |
390 | hactive = 720; | |
391 | hblank = 122; | |
392 | vactive = 487; | |
393 | luma_lpf = 1; | |
394 | uv_lpf = 1; | |
395 | ||
396 | src_decimation = 0x21f; | |
397 | if (std == V4L2_STD_PAL_60) { | |
398 | vblank = 26; | |
399 | vblank656 = 26; | |
400 | burst = 0x5b; | |
401 | luma_lpf = 2; | |
402 | comb = 0x20; | |
403 | sc = 688739; | |
404 | } else if (std == V4L2_STD_PAL_M) { | |
405 | vblank = 20; | |
406 | vblank656 = 24; | |
407 | burst = 0x61; | |
408 | comb = 0x20; | |
409 | sc = 555452; | |
410 | } else { | |
411 | vblank = 26; | |
412 | vblank656 = 26; | |
413 | burst = 0x5b; | |
414 | comb = 0x66; | |
415 | sc = 556063; | |
416 | } | |
417 | } | |
418 | ||
419 | /* DEBUG: Displays configured PLL frequency */ | |
420 | pll_int = cx25840_read(client, 0x108); | |
421 | pll_frac = cx25840_read4(client, 0x10c) & 0x1ffffff; | |
422 | pll_post = cx25840_read(client, 0x109); | |
423 | v4l_dbg(1, cx25840_debug, client, | |
424 | "PLL regs = int: %u, frac: %u, post: %u\n", | |
425 | pll_int, pll_frac, pll_post); | |
426 | ||
427 | if (pll_post) { | |
428 | int fin, fsc; | |
429 | int pll = (28636363L * ((((u64)pll_int) << 25L) + pll_frac)) >> 25L; | |
430 | ||
431 | pll /= pll_post; | |
432 | v4l_dbg(1, cx25840_debug, client, "PLL = %d.%06d MHz\n", | |
433 | pll / 1000000, pll % 1000000); | |
434 | v4l_dbg(1, cx25840_debug, client, "PLL/8 = %d.%06d MHz\n", | |
435 | pll / 8000000, (pll / 8) % 1000000); | |
436 | ||
437 | fin = ((u64)src_decimation * pll) >> 12; | |
438 | v4l_dbg(1, cx25840_debug, client, | |
439 | "ADC Sampling freq = %d.%06d MHz\n", | |
440 | fin / 1000000, fin % 1000000); | |
441 | ||
442 | fsc = (((u64)sc) * pll) >> 24L; | |
443 | v4l_dbg(1, cx25840_debug, client, | |
444 | "Chroma sub-carrier freq = %d.%06d MHz\n", | |
445 | fsc / 1000000, fsc % 1000000); | |
446 | ||
447 | v4l_dbg(1, cx25840_debug, client, "hblank %i, hactive %i, " | |
448 | "vblank %i, vactive %i, vblank656 %i, src_dec %i, " | |
449 | "burst 0x%02x, luma_lpf %i, uv_lpf %i, comb 0x%02x, " | |
450 | "sc 0x%06x\n", | |
451 | hblank, hactive, vblank, vactive, vblank656, | |
452 | src_decimation, burst, luma_lpf, uv_lpf, comb, sc); | |
453 | } | |
454 | ||
455 | /* Sets horizontal blanking delay and active lines */ | |
456 | cx25840_write(client, 0x470, hblank); | |
457 | cx25840_write(client, 0x471, | |
458 | 0xff & (((hblank >> 8) & 0x3) | (hactive << 4))); | |
459 | cx25840_write(client, 0x472, hactive >> 4); | |
460 | ||
461 | /* Sets burst gate delay */ | |
462 | cx25840_write(client, 0x473, burst); | |
463 | ||
464 | /* Sets vertical blanking delay and active duration */ | |
465 | cx25840_write(client, 0x474, vblank); | |
466 | cx25840_write(client, 0x475, | |
467 | 0xff & (((vblank >> 8) & 0x3) | (vactive << 4))); | |
468 | cx25840_write(client, 0x476, vactive >> 4); | |
469 | cx25840_write(client, 0x477, vblank656); | |
470 | ||
471 | /* Sets src decimation rate */ | |
472 | cx25840_write(client, 0x478, 0xff & src_decimation); | |
473 | cx25840_write(client, 0x479, 0xff & (src_decimation >> 8)); | |
474 | ||
475 | /* Sets Luma and UV Low pass filters */ | |
476 | cx25840_write(client, 0x47a, luma_lpf << 6 | ((uv_lpf << 4) & 0x30)); | |
477 | ||
478 | /* Enables comb filters */ | |
479 | cx25840_write(client, 0x47b, comb); | |
480 | ||
481 | /* Sets SC Step*/ | |
482 | cx25840_write(client, 0x47c, sc); | |
483 | cx25840_write(client, 0x47d, 0xff & sc >> 8); | |
484 | cx25840_write(client, 0x47e, 0xff & sc >> 16); | |
485 | ||
486 | /* Sets VBI parameters */ | |
487 | if (std & V4L2_STD_625_50) { | |
488 | cx25840_write(client, 0x47f, 0x01); | |
489 | state->vbi_line_offset = 5; | |
490 | } else { | |
491 | cx25840_write(client, 0x47f, 0x00); | |
492 | state->vbi_line_offset = 8; | |
493 | } | |
494 | } | |
495 | ||
496 | /* ----------------------------------------------------------------------- */ | |
497 | ||
bd985160 HV |
498 | static void input_change(struct i2c_client *client) |
499 | { | |
f95006f8 | 500 | struct cx25840_state *state = i2c_get_clientdata(client); |
081b496a | 501 | v4l2_std_id std = state->std; |
bd985160 | 502 | |
73dcddc5 HV |
503 | /* Follow step 8c and 8d of section 3.16 in the cx25840 datasheet */ |
504 | if (std & V4L2_STD_SECAM) { | |
505 | cx25840_write(client, 0x402, 0); | |
506 | } | |
507 | else { | |
508 | cx25840_write(client, 0x402, 0x04); | |
509 | cx25840_write(client, 0x49f, (std & V4L2_STD_NTSC) ? 0x14 : 0x11); | |
510 | } | |
511 | cx25840_and_or(client, 0x401, ~0x60, 0); | |
512 | cx25840_and_or(client, 0x401, ~0x60, 0x60); | |
82677618 | 513 | cx25840_and_or(client, 0x810, ~0x01, 1); |
73dcddc5 | 514 | |
39c4ad6a HV |
515 | if (state->radio) { |
516 | cx25840_write(client, 0x808, 0xf9); | |
517 | cx25840_write(client, 0x80b, 0x00); | |
518 | } | |
519 | else if (std & V4L2_STD_525_60) { | |
d97a11e0 HV |
520 | /* Certain Hauppauge PVR150 models have a hardware bug |
521 | that causes audio to drop out. For these models the | |
522 | audio standard must be set explicitly. | |
523 | To be precise: it affects cards with tuner models | |
524 | 85, 99 and 112 (model numbers from tveeprom). */ | |
525 | int hw_fix = state->pvr150_workaround; | |
526 | ||
527 | if (std == V4L2_STD_NTSC_M_JP) { | |
f95006f8 | 528 | /* Japan uses EIAJ audio standard */ |
d97a11e0 HV |
529 | cx25840_write(client, 0x808, hw_fix ? 0x2f : 0xf7); |
530 | } else if (std == V4L2_STD_NTSC_M_KR) { | |
531 | /* South Korea uses A2 audio standard */ | |
532 | cx25840_write(client, 0x808, hw_fix ? 0x3f : 0xf8); | |
f95006f8 HV |
533 | } else { |
534 | /* Others use the BTSC audio standard */ | |
d97a11e0 | 535 | cx25840_write(client, 0x808, hw_fix ? 0x1f : 0xf6); |
f95006f8 | 536 | } |
bd985160 | 537 | cx25840_write(client, 0x80b, 0x00); |
839e4a4a MCC |
538 | } else if (std & V4L2_STD_PAL) { |
539 | /* Follow tuner change procedure for PAL */ | |
540 | cx25840_write(client, 0x808, 0xff); | |
541 | cx25840_write(client, 0x80b, 0x10); | |
542 | } else if (std & V4L2_STD_SECAM) { | |
543 | /* Select autodetect for SECAM */ | |
544 | cx25840_write(client, 0x808, 0xff); | |
545 | cx25840_write(client, 0x80b, 0x10); | |
bd985160 HV |
546 | } |
547 | ||
82677618 | 548 | cx25840_and_or(client, 0x810, ~0x01, 0); |
bd985160 HV |
549 | } |
550 | ||
a8bbf12a HV |
551 | static int set_input(struct i2c_client *client, enum cx25840_video_input vid_input, |
552 | enum cx25840_audio_input aud_input) | |
bd985160 HV |
553 | { |
554 | struct cx25840_state *state = i2c_get_clientdata(client); | |
a8bbf12a HV |
555 | u8 is_composite = (vid_input >= CX25840_COMPOSITE1 && |
556 | vid_input <= CX25840_COMPOSITE8); | |
557 | u8 reg; | |
bd985160 | 558 | |
f234081b ST |
559 | v4l_dbg(1, cx25840_debug, client, |
560 | "decoder set video input %d, audio input %d\n", | |
561 | vid_input, aud_input); | |
bd985160 | 562 | |
f234081b ST |
563 | if (vid_input >= CX25840_VIN1_CH1) { |
564 | v4l_dbg(1, cx25840_debug, client, "vid_input 0x%x\n", | |
565 | vid_input); | |
566 | reg = vid_input & 0xff; | |
567 | if ((vid_input & CX25840_SVIDEO_ON) == CX25840_SVIDEO_ON) | |
568 | is_composite = 0; | |
569 | else | |
570 | is_composite = 1; | |
571 | ||
572 | v4l_dbg(1, cx25840_debug, client, "mux cfg 0x%x comp=%d\n", | |
573 | reg, is_composite); | |
574 | } else | |
a8bbf12a HV |
575 | if (is_composite) { |
576 | reg = 0xf0 + (vid_input - CX25840_COMPOSITE1); | |
577 | } else { | |
578 | int luma = vid_input & 0xf0; | |
579 | int chroma = vid_input & 0xf00; | |
bd985160 | 580 | |
a8bbf12a | 581 | if ((vid_input & ~0xff0) || |
45270a15 | 582 | luma < CX25840_SVIDEO_LUMA1 || luma > CX25840_SVIDEO_LUMA8 || |
a8bbf12a | 583 | chroma < CX25840_SVIDEO_CHROMA4 || chroma > CX25840_SVIDEO_CHROMA8) { |
f234081b ST |
584 | v4l_err(client, "0x%04x is not a valid video input!\n", |
585 | vid_input); | |
a8bbf12a | 586 | return -EINVAL; |
bd985160 | 587 | } |
a8bbf12a HV |
588 | reg = 0xf0 + ((luma - CX25840_SVIDEO_LUMA1) >> 4); |
589 | if (chroma >= CX25840_SVIDEO_CHROMA7) { | |
590 | reg &= 0x3f; | |
591 | reg |= (chroma - CX25840_SVIDEO_CHROMA7) >> 2; | |
bd985160 | 592 | } else { |
a8bbf12a HV |
593 | reg &= 0xcf; |
594 | reg |= (chroma - CX25840_SVIDEO_CHROMA4) >> 4; | |
bd985160 | 595 | } |
a8bbf12a | 596 | } |
bd985160 | 597 | |
f234081b ST |
598 | /* The caller has previously prepared the correct routing |
599 | * configuration in reg (for the cx23885) so we have no | |
600 | * need to attempt to flip bits for earlier av decoders. | |
601 | */ | |
602 | if (!state->is_cx23885) { | |
603 | switch (aud_input) { | |
604 | case CX25840_AUDIO_SERIAL: | |
605 | /* do nothing, use serial audio input */ | |
606 | break; | |
607 | case CX25840_AUDIO4: reg &= ~0x30; break; | |
608 | case CX25840_AUDIO5: reg &= ~0x30; reg |= 0x10; break; | |
609 | case CX25840_AUDIO6: reg &= ~0x30; reg |= 0x20; break; | |
610 | case CX25840_AUDIO7: reg &= ~0xc0; break; | |
611 | case CX25840_AUDIO8: reg &= ~0xc0; reg |= 0x40; break; | |
bd985160 | 612 | |
f234081b ST |
613 | default: |
614 | v4l_err(client, "0x%04x is not a valid audio input!\n", | |
615 | aud_input); | |
616 | return -EINVAL; | |
617 | } | |
bd985160 HV |
618 | } |
619 | ||
a8bbf12a | 620 | cx25840_write(client, 0x103, reg); |
f234081b | 621 | |
a8bbf12a HV |
622 | /* Set INPUT_MODE to Composite (0) or S-Video (1) */ |
623 | cx25840_and_or(client, 0x401, ~0x6, is_composite ? 0 : 0x02); | |
f234081b ST |
624 | |
625 | if (!state->is_cx23885) { | |
626 | /* Set CH_SEL_ADC2 to 1 if input comes from CH3 */ | |
627 | cx25840_and_or(client, 0x102, ~0x2, (reg & 0x80) == 0 ? 2 : 0); | |
628 | /* Set DUAL_MODE_ADC2 to 1 if input comes from both CH2&CH3 */ | |
629 | if ((reg & 0xc0) != 0xc0 && (reg & 0x30) != 0x30) | |
630 | cx25840_and_or(client, 0x102, ~0x4, 4); | |
631 | else | |
632 | cx25840_and_or(client, 0x102, ~0x4, 0); | |
633 | } else { | |
634 | if (is_composite) | |
635 | /* ADC2 input select channel 2 */ | |
636 | cx25840_and_or(client, 0x102, ~0x2, 0); | |
637 | else | |
638 | /* ADC2 input select channel 3 */ | |
639 | cx25840_and_or(client, 0x102, ~0x2, 2); | |
640 | } | |
a8bbf12a HV |
641 | |
642 | state->vid_input = vid_input; | |
643 | state->aud_input = aud_input; | |
e2b8cf4c HV |
644 | if (!state->is_cx25836) { |
645 | cx25840_audio_set_path(client); | |
646 | input_change(client); | |
647 | } | |
f234081b ST |
648 | |
649 | if (state->is_cx23885) { | |
650 | /* Audio channel 1 src : Parallel 1 */ | |
651 | cx25840_write(client, 0x124, 0x03); | |
652 | ||
653 | /* Select AFE clock pad output source */ | |
654 | cx25840_write(client, 0x144, 0x05); | |
655 | ||
656 | /* I2S_IN_CTL: I2S_IN_SONY_MODE, LEFT SAMPLE on WS=1 */ | |
657 | cx25840_write(client, 0x914, 0xa0); | |
658 | ||
659 | /* I2S_OUT_CTL: | |
660 | * I2S_IN_SONY_MODE, LEFT SAMPLE on WS=1 | |
661 | * I2S_OUT_MASTER_MODE = Master | |
662 | */ | |
663 | cx25840_write(client, 0x918, 0xa0); | |
664 | cx25840_write(client, 0x919, 0x01); | |
665 | } | |
666 | ||
bd985160 HV |
667 | return 0; |
668 | } | |
669 | ||
670 | /* ----------------------------------------------------------------------- */ | |
671 | ||
081b496a | 672 | static int set_v4lstd(struct i2c_client *client) |
bd985160 | 673 | { |
081b496a HV |
674 | struct cx25840_state *state = i2c_get_clientdata(client); |
675 | u8 fmt = 0; /* zero is autodetect */ | |
676 | u8 pal_m = 0; | |
468a0a54 MCC |
677 | |
678 | /* First tests should be against specific std */ | |
081b496a HV |
679 | if (state->std == V4L2_STD_NTSC_M_JP) { |
680 | fmt = 0x2; | |
681 | } else if (state->std == V4L2_STD_NTSC_443) { | |
682 | fmt = 0x3; | |
683 | } else if (state->std == V4L2_STD_PAL_M) { | |
684 | pal_m = 1; | |
685 | fmt = 0x5; | |
686 | } else if (state->std == V4L2_STD_PAL_N) { | |
687 | fmt = 0x6; | |
688 | } else if (state->std == V4L2_STD_PAL_Nc) { | |
689 | fmt = 0x7; | |
690 | } else if (state->std == V4L2_STD_PAL_60) { | |
691 | fmt = 0x8; | |
468a0a54 MCC |
692 | } else { |
693 | /* Then, test against generic ones */ | |
081b496a HV |
694 | if (state->std & V4L2_STD_NTSC) |
695 | fmt = 0x1; | |
696 | else if (state->std & V4L2_STD_PAL) | |
697 | fmt = 0x4; | |
698 | else if (state->std & V4L2_STD_SECAM) | |
699 | fmt = 0xc; | |
bd985160 HV |
700 | } |
701 | ||
839e4a4a MCC |
702 | v4l_dbg(1, cx25840_debug, client, "changing video std to fmt %i\n",fmt); |
703 | ||
73dcddc5 HV |
704 | /* Follow step 9 of section 3.16 in the cx25840 datasheet. |
705 | Without this PAL may display a vertical ghosting effect. | |
706 | This happens for example with the Yuan MPC622. */ | |
707 | if (fmt >= 4 && fmt < 8) { | |
708 | /* Set format to NTSC-M */ | |
709 | cx25840_and_or(client, 0x400, ~0xf, 1); | |
710 | /* Turn off LCOMB */ | |
711 | cx25840_and_or(client, 0x47b, ~6, 0); | |
712 | } | |
bd985160 | 713 | cx25840_and_or(client, 0x400, ~0xf, fmt); |
081b496a | 714 | cx25840_and_or(client, 0x403, ~0x3, pal_m); |
cb5aa1c6 | 715 | cx25840_std_setup(client); |
081b496a HV |
716 | if (!state->is_cx25836) |
717 | input_change(client); | |
bd985160 HV |
718 | return 0; |
719 | } | |
720 | ||
bd985160 HV |
721 | /* ----------------------------------------------------------------------- */ |
722 | ||
723 | static int set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) | |
724 | { | |
725 | struct cx25840_state *state = i2c_get_clientdata(client); | |
726 | ||
727 | switch (ctrl->id) { | |
a8bbf12a HV |
728 | case CX25840_CID_ENABLE_PVR150_WORKAROUND: |
729 | state->pvr150_workaround = ctrl->value; | |
730 | set_input(client, state->vid_input, state->aud_input); | |
bd985160 HV |
731 | break; |
732 | ||
733 | case V4L2_CID_BRIGHTNESS: | |
734 | if (ctrl->value < 0 || ctrl->value > 255) { | |
fac9e899 | 735 | v4l_err(client, "invalid brightness setting %d\n", |
bd985160 HV |
736 | ctrl->value); |
737 | return -ERANGE; | |
738 | } | |
739 | ||
740 | cx25840_write(client, 0x414, ctrl->value - 128); | |
741 | break; | |
742 | ||
743 | case V4L2_CID_CONTRAST: | |
744 | if (ctrl->value < 0 || ctrl->value > 127) { | |
fac9e899 | 745 | v4l_err(client, "invalid contrast setting %d\n", |
bd985160 HV |
746 | ctrl->value); |
747 | return -ERANGE; | |
748 | } | |
749 | ||
750 | cx25840_write(client, 0x415, ctrl->value << 1); | |
751 | break; | |
752 | ||
753 | case V4L2_CID_SATURATION: | |
754 | if (ctrl->value < 0 || ctrl->value > 127) { | |
fac9e899 | 755 | v4l_err(client, "invalid saturation setting %d\n", |
bd985160 HV |
756 | ctrl->value); |
757 | return -ERANGE; | |
758 | } | |
759 | ||
760 | cx25840_write(client, 0x420, ctrl->value << 1); | |
761 | cx25840_write(client, 0x421, ctrl->value << 1); | |
762 | break; | |
763 | ||
764 | case V4L2_CID_HUE: | |
765 | if (ctrl->value < -127 || ctrl->value > 127) { | |
fac9e899 | 766 | v4l_err(client, "invalid hue setting %d\n", ctrl->value); |
bd985160 HV |
767 | return -ERANGE; |
768 | } | |
769 | ||
770 | cx25840_write(client, 0x422, ctrl->value); | |
771 | break; | |
772 | ||
773 | case V4L2_CID_AUDIO_VOLUME: | |
774 | case V4L2_CID_AUDIO_BASS: | |
775 | case V4L2_CID_AUDIO_TREBLE: | |
776 | case V4L2_CID_AUDIO_BALANCE: | |
777 | case V4L2_CID_AUDIO_MUTE: | |
e2b8cf4c HV |
778 | if (state->is_cx25836) |
779 | return -EINVAL; | |
bd985160 | 780 | return cx25840_audio(client, VIDIOC_S_CTRL, ctrl); |
3faeeae4 HV |
781 | |
782 | default: | |
783 | return -EINVAL; | |
bd985160 HV |
784 | } |
785 | ||
786 | return 0; | |
787 | } | |
788 | ||
789 | static int get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) | |
790 | { | |
791 | struct cx25840_state *state = i2c_get_clientdata(client); | |
792 | ||
793 | switch (ctrl->id) { | |
a8bbf12a HV |
794 | case CX25840_CID_ENABLE_PVR150_WORKAROUND: |
795 | ctrl->value = state->pvr150_workaround; | |
bd985160 HV |
796 | break; |
797 | case V4L2_CID_BRIGHTNESS: | |
0de71224 | 798 | ctrl->value = (s8)cx25840_read(client, 0x414) + 128; |
bd985160 HV |
799 | break; |
800 | case V4L2_CID_CONTRAST: | |
801 | ctrl->value = cx25840_read(client, 0x415) >> 1; | |
802 | break; | |
803 | case V4L2_CID_SATURATION: | |
804 | ctrl->value = cx25840_read(client, 0x420) >> 1; | |
805 | break; | |
806 | case V4L2_CID_HUE: | |
c5099a64 | 807 | ctrl->value = (s8)cx25840_read(client, 0x422); |
bd985160 HV |
808 | break; |
809 | case V4L2_CID_AUDIO_VOLUME: | |
810 | case V4L2_CID_AUDIO_BASS: | |
811 | case V4L2_CID_AUDIO_TREBLE: | |
812 | case V4L2_CID_AUDIO_BALANCE: | |
813 | case V4L2_CID_AUDIO_MUTE: | |
e2b8cf4c HV |
814 | if (state->is_cx25836) |
815 | return -EINVAL; | |
bd985160 HV |
816 | return cx25840_audio(client, VIDIOC_G_CTRL, ctrl); |
817 | default: | |
818 | return -EINVAL; | |
819 | } | |
820 | ||
821 | return 0; | |
822 | } | |
823 | ||
824 | /* ----------------------------------------------------------------------- */ | |
825 | ||
826 | static int get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) | |
827 | { | |
828 | switch (fmt->type) { | |
829 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: | |
830 | return cx25840_vbi(client, VIDIOC_G_FMT, fmt); | |
831 | default: | |
832 | return -EINVAL; | |
833 | } | |
834 | ||
835 | return 0; | |
836 | } | |
837 | ||
838 | static int set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) | |
839 | { | |
081b496a | 840 | struct cx25840_state *state = i2c_get_clientdata(client); |
bd985160 HV |
841 | struct v4l2_pix_format *pix; |
842 | int HSC, VSC, Vsrc, Hsrc, filter, Vlines; | |
081b496a | 843 | int is_50Hz = !(state->std & V4L2_STD_525_60); |
bd985160 HV |
844 | |
845 | switch (fmt->type) { | |
846 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
847 | pix = &(fmt->fmt.pix); | |
848 | ||
849 | Vsrc = (cx25840_read(client, 0x476) & 0x3f) << 4; | |
850 | Vsrc |= (cx25840_read(client, 0x475) & 0xf0) >> 4; | |
851 | ||
852 | Hsrc = (cx25840_read(client, 0x472) & 0x3f) << 4; | |
853 | Hsrc |= (cx25840_read(client, 0x471) & 0xf0) >> 4; | |
854 | ||
ba70d59b | 855 | Vlines = pix->height + (is_50Hz ? 4 : 7); |
bd985160 HV |
856 | |
857 | if ((pix->width * 16 < Hsrc) || (Hsrc < pix->width) || | |
858 | (Vlines * 8 < Vsrc) || (Vsrc < Vlines)) { | |
fac9e899 | 859 | v4l_err(client, "%dx%d is not a valid size!\n", |
bd985160 HV |
860 | pix->width, pix->height); |
861 | return -ERANGE; | |
862 | } | |
863 | ||
864 | HSC = (Hsrc * (1 << 20)) / pix->width - (1 << 20); | |
865 | VSC = (1 << 16) - (Vsrc * (1 << 9) / Vlines - (1 << 9)); | |
866 | VSC &= 0x1fff; | |
867 | ||
868 | if (pix->width >= 385) | |
869 | filter = 0; | |
870 | else if (pix->width > 192) | |
871 | filter = 1; | |
872 | else if (pix->width > 96) | |
873 | filter = 2; | |
874 | else | |
875 | filter = 3; | |
876 | ||
b5fc7144 | 877 | v4l_dbg(1, cx25840_debug, client, "decoder set size %dx%d -> scale %ux%u\n", |
bd985160 HV |
878 | pix->width, pix->height, HSC, VSC); |
879 | ||
880 | /* HSCALE=HSC */ | |
881 | cx25840_write(client, 0x418, HSC & 0xff); | |
882 | cx25840_write(client, 0x419, (HSC >> 8) & 0xff); | |
883 | cx25840_write(client, 0x41a, HSC >> 16); | |
884 | /* VSCALE=VSC */ | |
885 | cx25840_write(client, 0x41c, VSC & 0xff); | |
886 | cx25840_write(client, 0x41d, VSC >> 8); | |
887 | /* VS_INTRLACE=1 VFILT=filter */ | |
888 | cx25840_write(client, 0x41e, 0x8 | filter); | |
889 | break; | |
890 | ||
891 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: | |
892 | return cx25840_vbi(client, VIDIOC_S_FMT, fmt); | |
893 | ||
894 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
895 | return cx25840_vbi(client, VIDIOC_S_FMT, fmt); | |
896 | ||
897 | default: | |
898 | return -EINVAL; | |
899 | } | |
900 | ||
901 | return 0; | |
902 | } | |
903 | ||
904 | /* ----------------------------------------------------------------------- */ | |
905 | ||
1a39275a HV |
906 | static void log_video_status(struct i2c_client *client) |
907 | { | |
908 | static const char *const fmt_strs[] = { | |
909 | "0x0", | |
910 | "NTSC-M", "NTSC-J", "NTSC-4.43", | |
911 | "PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60", | |
912 | "0x9", "0xA", "0xB", | |
913 | "SECAM", | |
914 | "0xD", "0xE", "0xF" | |
915 | }; | |
916 | ||
917 | struct cx25840_state *state = i2c_get_clientdata(client); | |
918 | u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf; | |
919 | u8 gen_stat1 = cx25840_read(client, 0x40d); | |
920 | u8 gen_stat2 = cx25840_read(client, 0x40e); | |
921 | int vid_input = state->vid_input; | |
922 | ||
923 | v4l_info(client, "Video signal: %spresent\n", | |
924 | (gen_stat2 & 0x20) ? "" : "not "); | |
925 | v4l_info(client, "Detected format: %s\n", | |
926 | fmt_strs[gen_stat1 & 0xf]); | |
927 | ||
928 | v4l_info(client, "Specified standard: %s\n", | |
929 | vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection"); | |
930 | ||
931 | if (vid_input >= CX25840_COMPOSITE1 && | |
932 | vid_input <= CX25840_COMPOSITE8) { | |
933 | v4l_info(client, "Specified video input: Composite %d\n", | |
934 | vid_input - CX25840_COMPOSITE1 + 1); | |
935 | } else { | |
936 | v4l_info(client, "Specified video input: S-Video (Luma In%d, Chroma In%d)\n", | |
937 | (vid_input & 0xf0) >> 4, (vid_input & 0xf00) >> 8); | |
938 | } | |
939 | ||
940 | v4l_info(client, "Specified audioclock freq: %d Hz\n", state->audclk_freq); | |
941 | } | |
942 | ||
943 | /* ----------------------------------------------------------------------- */ | |
944 | ||
945 | static void log_audio_status(struct i2c_client *client) | |
946 | { | |
947 | struct cx25840_state *state = i2c_get_clientdata(client); | |
948 | u8 download_ctl = cx25840_read(client, 0x803); | |
949 | u8 mod_det_stat0 = cx25840_read(client, 0x804); | |
950 | u8 mod_det_stat1 = cx25840_read(client, 0x805); | |
951 | u8 audio_config = cx25840_read(client, 0x808); | |
952 | u8 pref_mode = cx25840_read(client, 0x809); | |
953 | u8 afc0 = cx25840_read(client, 0x80b); | |
954 | u8 mute_ctl = cx25840_read(client, 0x8d3); | |
955 | int aud_input = state->aud_input; | |
956 | char *p; | |
957 | ||
958 | switch (mod_det_stat0) { | |
959 | case 0x00: p = "mono"; break; | |
960 | case 0x01: p = "stereo"; break; | |
961 | case 0x02: p = "dual"; break; | |
962 | case 0x04: p = "tri"; break; | |
963 | case 0x10: p = "mono with SAP"; break; | |
964 | case 0x11: p = "stereo with SAP"; break; | |
965 | case 0x12: p = "dual with SAP"; break; | |
966 | case 0x14: p = "tri with SAP"; break; | |
967 | case 0xfe: p = "forced mode"; break; | |
968 | default: p = "not defined"; | |
969 | } | |
970 | v4l_info(client, "Detected audio mode: %s\n", p); | |
971 | ||
972 | switch (mod_det_stat1) { | |
973 | case 0x00: p = "not defined"; break; | |
974 | case 0x01: p = "EIAJ"; break; | |
975 | case 0x02: p = "A2-M"; break; | |
976 | case 0x03: p = "A2-BG"; break; | |
977 | case 0x04: p = "A2-DK1"; break; | |
978 | case 0x05: p = "A2-DK2"; break; | |
979 | case 0x06: p = "A2-DK3"; break; | |
980 | case 0x07: p = "A1 (6.0 MHz FM Mono)"; break; | |
981 | case 0x08: p = "AM-L"; break; | |
982 | case 0x09: p = "NICAM-BG"; break; | |
983 | case 0x0a: p = "NICAM-DK"; break; | |
984 | case 0x0b: p = "NICAM-I"; break; | |
985 | case 0x0c: p = "NICAM-L"; break; | |
986 | case 0x0d: p = "BTSC/EIAJ/A2-M Mono (4.5 MHz FMMono)"; break; | |
987 | case 0x0e: p = "IF FM Radio"; break; | |
988 | case 0x0f: p = "BTSC"; break; | |
989 | case 0x10: p = "high-deviation FM"; break; | |
990 | case 0x11: p = "very high-deviation FM"; break; | |
991 | case 0xfd: p = "unknown audio standard"; break; | |
992 | case 0xfe: p = "forced audio standard"; break; | |
993 | case 0xff: p = "no detected audio standard"; break; | |
994 | default: p = "not defined"; | |
995 | } | |
996 | v4l_info(client, "Detected audio standard: %s\n", p); | |
997 | v4l_info(client, "Audio muted: %s\n", | |
998 | (state->unmute_volume >= 0) ? "yes" : "no"); | |
999 | v4l_info(client, "Audio microcontroller: %s\n", | |
1000 | (download_ctl & 0x10) ? | |
1001 | ((mute_ctl & 0x2) ? "detecting" : "running") : "stopped"); | |
1002 | ||
1003 | switch (audio_config >> 4) { | |
1004 | case 0x00: p = "undefined"; break; | |
1005 | case 0x01: p = "BTSC"; break; | |
1006 | case 0x02: p = "EIAJ"; break; | |
1007 | case 0x03: p = "A2-M"; break; | |
1008 | case 0x04: p = "A2-BG"; break; | |
1009 | case 0x05: p = "A2-DK1"; break; | |
1010 | case 0x06: p = "A2-DK2"; break; | |
1011 | case 0x07: p = "A2-DK3"; break; | |
1012 | case 0x08: p = "A1 (6.0 MHz FM Mono)"; break; | |
1013 | case 0x09: p = "AM-L"; break; | |
1014 | case 0x0a: p = "NICAM-BG"; break; | |
1015 | case 0x0b: p = "NICAM-DK"; break; | |
1016 | case 0x0c: p = "NICAM-I"; break; | |
1017 | case 0x0d: p = "NICAM-L"; break; | |
1018 | case 0x0e: p = "FM radio"; break; | |
1019 | case 0x0f: p = "automatic detection"; break; | |
1020 | default: p = "undefined"; | |
1021 | } | |
1022 | v4l_info(client, "Configured audio standard: %s\n", p); | |
1023 | ||
1024 | if ((audio_config >> 4) < 0xF) { | |
1025 | switch (audio_config & 0xF) { | |
1026 | case 0x00: p = "MONO1 (LANGUAGE A/Mono L+R channel for BTSC, EIAJ, A2)"; break; | |
1027 | case 0x01: p = "MONO2 (LANGUAGE B)"; break; | |
1028 | case 0x02: p = "MONO3 (STEREO forced MONO)"; break; | |
1029 | case 0x03: p = "MONO4 (NICAM ANALOG-Language C/Analog Fallback)"; break; | |
1030 | case 0x04: p = "STEREO"; break; | |
1031 | case 0x05: p = "DUAL1 (AB)"; break; | |
1032 | case 0x06: p = "DUAL2 (AC) (FM)"; break; | |
1033 | case 0x07: p = "DUAL3 (BC) (FM)"; break; | |
1034 | case 0x08: p = "DUAL4 (AC) (AM)"; break; | |
1035 | case 0x09: p = "DUAL5 (BC) (AM)"; break; | |
1036 | case 0x0a: p = "SAP"; break; | |
1037 | default: p = "undefined"; | |
1038 | } | |
1039 | v4l_info(client, "Configured audio mode: %s\n", p); | |
1040 | } else { | |
1041 | switch (audio_config & 0xF) { | |
1042 | case 0x00: p = "BG"; break; | |
1043 | case 0x01: p = "DK1"; break; | |
1044 | case 0x02: p = "DK2"; break; | |
1045 | case 0x03: p = "DK3"; break; | |
1046 | case 0x04: p = "I"; break; | |
1047 | case 0x05: p = "L"; break; | |
1048 | case 0x06: p = "BTSC"; break; | |
1049 | case 0x07: p = "EIAJ"; break; | |
1050 | case 0x08: p = "A2-M"; break; | |
1051 | case 0x09: p = "FM Radio"; break; | |
1052 | case 0x0f: p = "automatic standard and mode detection"; break; | |
1053 | default: p = "undefined"; | |
1054 | } | |
1055 | v4l_info(client, "Configured audio system: %s\n", p); | |
1056 | } | |
1057 | ||
1058 | if (aud_input) { | |
1059 | v4l_info(client, "Specified audio input: Tuner (In%d)\n", aud_input); | |
1060 | } else { | |
1061 | v4l_info(client, "Specified audio input: External\n"); | |
1062 | } | |
1063 | ||
1064 | switch (pref_mode & 0xf) { | |
1065 | case 0: p = "mono/language A"; break; | |
1066 | case 1: p = "language B"; break; | |
1067 | case 2: p = "language C"; break; | |
1068 | case 3: p = "analog fallback"; break; | |
1069 | case 4: p = "stereo"; break; | |
1070 | case 5: p = "language AC"; break; | |
1071 | case 6: p = "language BC"; break; | |
1072 | case 7: p = "language AB"; break; | |
1073 | default: p = "undefined"; | |
1074 | } | |
1075 | v4l_info(client, "Preferred audio mode: %s\n", p); | |
1076 | ||
1077 | if ((audio_config & 0xf) == 0xf) { | |
1078 | switch ((afc0 >> 3) & 0x3) { | |
1079 | case 0: p = "system DK"; break; | |
1080 | case 1: p = "system L"; break; | |
1081 | case 2: p = "autodetect"; break; | |
1082 | default: p = "undefined"; | |
1083 | } | |
1084 | v4l_info(client, "Selected 65 MHz format: %s\n", p); | |
1085 | ||
1086 | switch (afc0 & 0x7) { | |
1087 | case 0: p = "chroma"; break; | |
1088 | case 1: p = "BTSC"; break; | |
1089 | case 2: p = "EIAJ"; break; | |
1090 | case 3: p = "A2-M"; break; | |
1091 | case 4: p = "autodetect"; break; | |
1092 | default: p = "undefined"; | |
1093 | } | |
1094 | v4l_info(client, "Selected 45 MHz format: %s\n", p); | |
1095 | } | |
1096 | } | |
1097 | ||
1098 | /* ----------------------------------------------------------------------- */ | |
1099 | ||
bd985160 HV |
1100 | static int cx25840_command(struct i2c_client *client, unsigned int cmd, |
1101 | void *arg) | |
1102 | { | |
1103 | struct cx25840_state *state = i2c_get_clientdata(client); | |
1104 | struct v4l2_tuner *vt = arg; | |
31bc09b5 | 1105 | struct v4l2_routing *route = arg; |
bd985160 | 1106 | |
c976bc82 HV |
1107 | /* ignore these commands */ |
1108 | switch (cmd) { | |
1109 | case TUNER_SET_TYPE_ADDR: | |
1110 | return 0; | |
1111 | } | |
1112 | ||
1113 | if (!state->is_initialized) { | |
1114 | v4l_dbg(1, cx25840_debug, client, "cmd %08x triggered fw load\n", cmd); | |
1115 | /* initialize on first use */ | |
1116 | state->is_initialized = 1; | |
1117 | if (state->is_cx25836) | |
1118 | cx25836_initialize(client); | |
f234081b ST |
1119 | else if (state->is_cx23885) |
1120 | cx23885_initialize(client); | |
c976bc82 | 1121 | else |
89fc4eb9 | 1122 | cx25840_initialize(client); |
c976bc82 HV |
1123 | } |
1124 | ||
bd985160 | 1125 | switch (cmd) { |
bd985160 HV |
1126 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
1127 | /* ioctls to allow direct access to the | |
1128 | * cx25840 registers for testing */ | |
52ebc763 | 1129 | case VIDIOC_DBG_G_REGISTER: |
52ebc763 | 1130 | case VIDIOC_DBG_S_REGISTER: |
bd985160 HV |
1131 | { |
1132 | struct v4l2_register *reg = arg; | |
1133 | ||
f3d092b8 | 1134 | if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) |
bd985160 HV |
1135 | return -EINVAL; |
1136 | if (!capable(CAP_SYS_ADMIN)) | |
1137 | return -EPERM; | |
f234081b | 1138 | |
62d50add TP |
1139 | if (cmd == VIDIOC_DBG_G_REGISTER) |
1140 | reg->val = cx25840_read(client, reg->reg & 0x0fff); | |
1141 | else | |
1142 | cx25840_write(client, reg->reg & 0x0fff, reg->val & 0xff); | |
bd985160 HV |
1143 | break; |
1144 | } | |
1145 | #endif | |
1146 | ||
1147 | case VIDIOC_INT_DECODE_VBI_LINE: | |
1148 | return cx25840_vbi(client, cmd, arg); | |
1149 | ||
1150 | case VIDIOC_INT_AUDIO_CLOCK_FREQ: | |
3faeeae4 | 1151 | return cx25840_audio(client, cmd, arg); |
bd985160 HV |
1152 | |
1153 | case VIDIOC_STREAMON: | |
b5fc7144 | 1154 | v4l_dbg(1, cx25840_debug, client, "enable output\n"); |
f234081b ST |
1155 | if (state->is_cx23885) { |
1156 | u8 v = (cx25840_read(client, 0x421) | 0x0b); | |
1157 | cx25840_write(client, 0x421, v); | |
1158 | } else { | |
1159 | cx25840_write(client, 0x115, | |
1160 | state->is_cx25836 ? 0x0c : 0x8c); | |
1161 | cx25840_write(client, 0x116, | |
1162 | state->is_cx25836 ? 0x04 : 0x07); | |
1163 | } | |
bd985160 HV |
1164 | break; |
1165 | ||
1166 | case VIDIOC_STREAMOFF: | |
b5fc7144 | 1167 | v4l_dbg(1, cx25840_debug, client, "disable output\n"); |
f234081b ST |
1168 | if (state->is_cx23885) { |
1169 | u8 v = cx25840_read(client, 0x421) & ~(0x0b); | |
1170 | cx25840_write(client, 0x421, v); | |
1171 | } else { | |
1172 | cx25840_write(client, 0x115, 0x00); | |
1173 | cx25840_write(client, 0x116, 0x00); | |
1174 | } | |
bd985160 HV |
1175 | break; |
1176 | ||
1177 | case VIDIOC_LOG_STATUS: | |
e2b8cf4c HV |
1178 | log_video_status(client); |
1179 | if (!state->is_cx25836) | |
1180 | log_audio_status(client); | |
bd985160 HV |
1181 | break; |
1182 | ||
1183 | case VIDIOC_G_CTRL: | |
3faeeae4 | 1184 | return get_v4lctrl(client, (struct v4l2_control *)arg); |
bd985160 HV |
1185 | |
1186 | case VIDIOC_S_CTRL: | |
3faeeae4 | 1187 | return set_v4lctrl(client, (struct v4l2_control *)arg); |
bd985160 | 1188 | |
d92c20e0 HV |
1189 | case VIDIOC_QUERYCTRL: |
1190 | { | |
1191 | struct v4l2_queryctrl *qc = arg; | |
d92c20e0 | 1192 | |
18318e00 HV |
1193 | switch (qc->id) { |
1194 | case V4L2_CID_BRIGHTNESS: | |
1195 | case V4L2_CID_CONTRAST: | |
1196 | case V4L2_CID_SATURATION: | |
1197 | case V4L2_CID_HUE: | |
1198 | return v4l2_ctrl_query_fill_std(qc); | |
1199 | default: | |
1200 | break; | |
1201 | } | |
e2b8cf4c HV |
1202 | if (state->is_cx25836) |
1203 | return -EINVAL; | |
1204 | ||
18318e00 HV |
1205 | switch (qc->id) { |
1206 | case V4L2_CID_AUDIO_VOLUME: | |
ca130eef HV |
1207 | return v4l2_ctrl_query_fill(qc, 0, 65535, |
1208 | 65535 / 100, state->default_volume); | |
18318e00 HV |
1209 | case V4L2_CID_AUDIO_MUTE: |
1210 | case V4L2_CID_AUDIO_BALANCE: | |
1211 | case V4L2_CID_AUDIO_BASS: | |
1212 | case V4L2_CID_AUDIO_TREBLE: | |
1213 | return v4l2_ctrl_query_fill_std(qc); | |
1214 | default: | |
1215 | return -EINVAL; | |
1216 | } | |
d92c20e0 HV |
1217 | return -EINVAL; |
1218 | } | |
1219 | ||
bd985160 | 1220 | case VIDIOC_G_STD: |
081b496a | 1221 | *(v4l2_std_id *)arg = state->std; |
bd985160 HV |
1222 | break; |
1223 | ||
1224 | case VIDIOC_S_STD: | |
081b496a HV |
1225 | if (state->radio == 0 && state->std == *(v4l2_std_id *)arg) |
1226 | return 0; | |
3faeeae4 | 1227 | state->radio = 0; |
081b496a HV |
1228 | state->std = *(v4l2_std_id *)arg; |
1229 | return set_v4lstd(client); | |
3faeeae4 HV |
1230 | |
1231 | case AUDC_SET_RADIO: | |
1232 | state->radio = 1; | |
bd985160 HV |
1233 | break; |
1234 | ||
31bc09b5 HV |
1235 | case VIDIOC_INT_G_VIDEO_ROUTING: |
1236 | route->input = state->vid_input; | |
1237 | route->output = 0; | |
bd985160 HV |
1238 | break; |
1239 | ||
31bc09b5 HV |
1240 | case VIDIOC_INT_S_VIDEO_ROUTING: |
1241 | return set_input(client, route->input, state->aud_input); | |
bd985160 | 1242 | |
31bc09b5 | 1243 | case VIDIOC_INT_G_AUDIO_ROUTING: |
e2b8cf4c HV |
1244 | if (state->is_cx25836) |
1245 | return -EINVAL; | |
31bc09b5 HV |
1246 | route->input = state->aud_input; |
1247 | route->output = 0; | |
1248 | break; | |
a8bbf12a | 1249 | |
31bc09b5 | 1250 | case VIDIOC_INT_S_AUDIO_ROUTING: |
e2b8cf4c HV |
1251 | if (state->is_cx25836) |
1252 | return -EINVAL; | |
31bc09b5 | 1253 | return set_input(client, state->vid_input, route->input); |
a8bbf12a | 1254 | |
bd985160 | 1255 | case VIDIOC_S_FREQUENCY: |
e2b8cf4c HV |
1256 | if (!state->is_cx25836) { |
1257 | input_change(client); | |
1258 | } | |
bd985160 HV |
1259 | break; |
1260 | ||
1261 | case VIDIOC_G_TUNER: | |
1262 | { | |
e2b8cf4c HV |
1263 | u8 vpres = cx25840_read(client, 0x40e) & 0x20; |
1264 | u8 mode; | |
bd985160 HV |
1265 | int val = 0; |
1266 | ||
3faeeae4 HV |
1267 | if (state->radio) |
1268 | break; | |
1269 | ||
e2b8cf4c HV |
1270 | vt->signal = vpres ? 0xffff : 0x0; |
1271 | if (state->is_cx25836) | |
1272 | break; | |
1273 | ||
bd985160 HV |
1274 | vt->capability |= |
1275 | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_LANG1 | | |
1276 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP; | |
1277 | ||
e2b8cf4c | 1278 | mode = cx25840_read(client, 0x804); |
bd985160 HV |
1279 | |
1280 | /* get rxsubchans and audmode */ | |
1281 | if ((mode & 0xf) == 1) | |
1282 | val |= V4L2_TUNER_SUB_STEREO; | |
1283 | else | |
1284 | val |= V4L2_TUNER_SUB_MONO; | |
1285 | ||
1286 | if (mode == 2 || mode == 4) | |
8a4b275f | 1287 | val = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
bd985160 HV |
1288 | |
1289 | if (mode & 0x10) | |
1290 | val |= V4L2_TUNER_SUB_SAP; | |
1291 | ||
1292 | vt->rxsubchans = val; | |
8a4b275f | 1293 | vt->audmode = state->audmode; |
bd985160 HV |
1294 | break; |
1295 | } | |
1296 | ||
1297 | case VIDIOC_S_TUNER: | |
e2b8cf4c | 1298 | if (state->radio || state->is_cx25836) |
8a4b275f HV |
1299 | break; |
1300 | ||
bd985160 HV |
1301 | switch (vt->audmode) { |
1302 | case V4L2_TUNER_MODE_MONO: | |
8a4b275f HV |
1303 | /* mono -> mono |
1304 | stereo -> mono | |
1305 | bilingual -> lang1 */ | |
bd985160 HV |
1306 | cx25840_and_or(client, 0x809, ~0xf, 0x00); |
1307 | break; | |
301e22d6 | 1308 | case V4L2_TUNER_MODE_STEREO: |
8a4b275f HV |
1309 | case V4L2_TUNER_MODE_LANG1: |
1310 | /* mono -> mono | |
1311 | stereo -> stereo | |
1312 | bilingual -> lang1 */ | |
bd985160 HV |
1313 | cx25840_and_or(client, 0x809, ~0xf, 0x04); |
1314 | break; | |
301e22d6 | 1315 | case V4L2_TUNER_MODE_LANG1_LANG2: |
8a4b275f HV |
1316 | /* mono -> mono |
1317 | stereo -> stereo | |
1318 | bilingual -> lang1/lang2 */ | |
1319 | cx25840_and_or(client, 0x809, ~0xf, 0x07); | |
1320 | break; | |
bd985160 | 1321 | case V4L2_TUNER_MODE_LANG2: |
8a4b275f | 1322 | /* mono -> mono |
301e22d6 | 1323 | stereo -> stereo |
8a4b275f | 1324 | bilingual -> lang2 */ |
bd985160 HV |
1325 | cx25840_and_or(client, 0x809, ~0xf, 0x01); |
1326 | break; | |
8a4b275f HV |
1327 | default: |
1328 | return -EINVAL; | |
bd985160 | 1329 | } |
8a4b275f | 1330 | state->audmode = vt->audmode; |
bd985160 HV |
1331 | break; |
1332 | ||
1333 | case VIDIOC_G_FMT: | |
3faeeae4 | 1334 | return get_v4lfmt(client, (struct v4l2_format *)arg); |
bd985160 HV |
1335 | |
1336 | case VIDIOC_S_FMT: | |
3faeeae4 | 1337 | return set_v4lfmt(client, (struct v4l2_format *)arg); |
bd985160 HV |
1338 | |
1339 | case VIDIOC_INT_RESET: | |
e2b8cf4c HV |
1340 | if (state->is_cx25836) |
1341 | cx25836_initialize(client); | |
f234081b ST |
1342 | else if (state->is_cx23885) |
1343 | cx23885_initialize(client); | |
e2b8cf4c | 1344 | else |
89fc4eb9 | 1345 | cx25840_initialize(client); |
bd985160 HV |
1346 | break; |
1347 | ||
3434eb7e HV |
1348 | case VIDIOC_G_CHIP_IDENT: |
1349 | return v4l2_chip_ident_i2c_client(client, arg, state->id, state->rev); | |
bd985160 HV |
1350 | |
1351 | default: | |
bd985160 HV |
1352 | return -EINVAL; |
1353 | } | |
1354 | ||
3faeeae4 | 1355 | return 0; |
bd985160 HV |
1356 | } |
1357 | ||
1358 | /* ----------------------------------------------------------------------- */ | |
1359 | ||
d2653e92 JD |
1360 | static int cx25840_probe(struct i2c_client *client, |
1361 | const struct i2c_device_id *did) | |
bd985160 | 1362 | { |
bd985160 | 1363 | struct cx25840_state *state; |
3434eb7e | 1364 | u32 id; |
bd985160 HV |
1365 | u16 device_id; |
1366 | ||
188f3457 HV |
1367 | /* Check if the adapter supports the needed features */ |
1368 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
1369 | return -EIO; | |
1370 | ||
21340ae0 | 1371 | v4l_dbg(1, cx25840_debug, client, "detecting cx25840 client on address 0x%x\n", client->addr << 1); |
bd985160 HV |
1372 | |
1373 | device_id = cx25840_read(client, 0x101) << 8; | |
1374 | device_id |= cx25840_read(client, 0x100); | |
f234081b | 1375 | v4l_dbg(1, cx25840_debug, client, "device_id = 0x%04x\n", device_id); |
bd985160 HV |
1376 | |
1377 | /* The high byte of the device ID should be | |
e2b8cf4c HV |
1378 | * 0x83 for the cx2583x and 0x84 for the cx2584x */ |
1379 | if ((device_id & 0xff00) == 0x8300) { | |
1380 | id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; | |
e2b8cf4c HV |
1381 | } |
1382 | else if ((device_id & 0xff00) == 0x8400) { | |
1383 | id = V4L2_IDENT_CX25840 + ((device_id >> 4) & 0xf); | |
f234081b ST |
1384 | } else if (device_id == 0x0000) { |
1385 | id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; | |
1386 | } else if (device_id == 0x1313) { | |
1387 | id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; | |
e2b8cf4c HV |
1388 | } |
1389 | else { | |
b5fc7144 | 1390 | v4l_dbg(1, cx25840_debug, client, "cx25840 not found\n"); |
188f3457 | 1391 | return -ENODEV; |
bd985160 HV |
1392 | } |
1393 | ||
21340ae0 HV |
1394 | state = kzalloc(sizeof(struct cx25840_state), GFP_KERNEL); |
1395 | if (state == NULL) { | |
21340ae0 HV |
1396 | return -ENOMEM; |
1397 | } | |
1398 | ||
b7a01e72 HV |
1399 | /* Note: revision '(device_id & 0x0f) == 2' was never built. The |
1400 | marking skips from 0x1 == 22 to 0x3 == 23. */ | |
fac9e899 | 1401 | v4l_info(client, "cx25%3x-2%x found @ 0x%x (%s)\n", |
bd985160 | 1402 | (device_id & 0xfff0) >> 4, |
b7a01e72 | 1403 | (device_id & 0x0f) < 3 ? (device_id & 0x0f) + 1 : (device_id & 0x0f), |
21340ae0 | 1404 | client->addr << 1, client->adapter->name); |
bd985160 | 1405 | |
bd985160 | 1406 | i2c_set_clientdata(client, state); |
21340ae0 HV |
1407 | state->c = client; |
1408 | state->is_cx25836 = ((device_id & 0xff00) == 0x8300); | |
f234081b | 1409 | state->is_cx23885 = (device_id == 0x0000) || (device_id == 0x1313); |
a8bbf12a HV |
1410 | state->vid_input = CX25840_COMPOSITE7; |
1411 | state->aud_input = CX25840_AUDIO8; | |
3578d3dd | 1412 | state->audclk_freq = 48000; |
a8bbf12a | 1413 | state->pvr150_workaround = 0; |
8a4b275f | 1414 | state->audmode = V4L2_TUNER_MODE_LANG1; |
87410dab | 1415 | state->unmute_volume = -1; |
ca130eef HV |
1416 | state->default_volume = 228 - cx25840_read(client, 0x8d4); |
1417 | state->default_volume = ((state->default_volume / 2) + 23) << 9; | |
3e3bf277 | 1418 | state->vbi_line_offset = 8; |
e2b8cf4c | 1419 | state->id = id; |
3434eb7e | 1420 | state->rev = device_id; |
f234081b | 1421 | |
2770b7d7 ST |
1422 | if (state->is_cx23885) { |
1423 | /* Drive GPIO2 direction and values */ | |
1424 | cx25840_write(client, 0x160, 0x1d); | |
1425 | cx25840_write(client, 0x164, 0x00); | |
1426 | } | |
1427 | ||
bd985160 HV |
1428 | return 0; |
1429 | } | |
1430 | ||
1a39275a | 1431 | static int cx25840_remove(struct i2c_client *client) |
bd985160 | 1432 | { |
1a39275a | 1433 | kfree(i2c_get_clientdata(client)); |
bd985160 HV |
1434 | return 0; |
1435 | } | |
1436 | ||
af294867 JD |
1437 | static const struct i2c_device_id cx25840_id[] = { |
1438 | { "cx25840", 0 }, | |
1439 | { } | |
1440 | }; | |
1441 | MODULE_DEVICE_TABLE(i2c, cx25840_id); | |
1442 | ||
1a39275a HV |
1443 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
1444 | .name = "cx25840", | |
1445 | .driverid = I2C_DRIVERID_CX25840, | |
bd985160 | 1446 | .command = cx25840_command, |
1a39275a HV |
1447 | .probe = cx25840_probe, |
1448 | .remove = cx25840_remove, | |
af294867 | 1449 | .id_table = cx25840_id, |
bd985160 | 1450 | }; |