diff options
Diffstat (limited to 'drivers/media/video/adv7343.c')
-rw-r--r-- | drivers/media/video/adv7343.c | 476 |
1 files changed, 0 insertions, 476 deletions
diff --git a/drivers/media/video/adv7343.c b/drivers/media/video/adv7343.c deleted file mode 100644 index 2b5aa676a84..00000000000 --- a/drivers/media/video/adv7343.c +++ /dev/null | |||
@@ -1,476 +0,0 @@ | |||
1 | /* | ||
2 | * adv7343 - ADV7343 Video Encoder Driver | ||
3 | * | ||
4 | * The encoder hardware does not support SECAM. | ||
5 | * | ||
6 | * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/ | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or | ||
9 | * modify it under the terms of the GNU General Public License as | ||
10 | * published by the Free Software Foundation version 2. | ||
11 | * | ||
12 | * This program is distributed .as is. WITHOUT ANY WARRANTY of any | ||
13 | * kind, whether express or implied; without even the implied warranty | ||
14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | */ | ||
17 | |||
18 | #include <linux/kernel.h> | ||
19 | #include <linux/init.h> | ||
20 | #include <linux/ctype.h> | ||
21 | #include <linux/slab.h> | ||
22 | #include <linux/i2c.h> | ||
23 | #include <linux/device.h> | ||
24 | #include <linux/delay.h> | ||
25 | #include <linux/module.h> | ||
26 | #include <linux/videodev2.h> | ||
27 | #include <linux/uaccess.h> | ||
28 | |||
29 | #include <media/adv7343.h> | ||
30 | #include <media/v4l2-device.h> | ||
31 | #include <media/v4l2-chip-ident.h> | ||
32 | #include <media/v4l2-ctrls.h> | ||
33 | |||
34 | #include "adv7343_regs.h" | ||
35 | |||
36 | MODULE_DESCRIPTION("ADV7343 video encoder driver"); | ||
37 | MODULE_LICENSE("GPL"); | ||
38 | |||
39 | static int debug; | ||
40 | module_param(debug, int, 0644); | ||
41 | MODULE_PARM_DESC(debug, "Debug level 0-1"); | ||
42 | |||
43 | struct adv7343_state { | ||
44 | struct v4l2_subdev sd; | ||
45 | struct v4l2_ctrl_handler hdl; | ||
46 | u8 reg00; | ||
47 | u8 reg01; | ||
48 | u8 reg02; | ||
49 | u8 reg35; | ||
50 | u8 reg80; | ||
51 | u8 reg82; | ||
52 | u32 output; | ||
53 | v4l2_std_id std; | ||
54 | }; | ||
55 | |||
56 | static inline struct adv7343_state *to_state(struct v4l2_subdev *sd) | ||
57 | { | ||
58 | return container_of(sd, struct adv7343_state, sd); | ||
59 | } | ||
60 | |||
61 | static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) | ||
62 | { | ||
63 | return &container_of(ctrl->handler, struct adv7343_state, hdl)->sd; | ||
64 | } | ||
65 | |||
66 | static inline int adv7343_write(struct v4l2_subdev *sd, u8 reg, u8 value) | ||
67 | { | ||
68 | struct i2c_client *client = v4l2_get_subdevdata(sd); | ||
69 | |||
70 | return i2c_smbus_write_byte_data(client, reg, value); | ||
71 | } | ||
72 | |||
73 | static const u8 adv7343_init_reg_val[] = { | ||
74 | ADV7343_SOFT_RESET, ADV7343_SOFT_RESET_DEFAULT, | ||
75 | ADV7343_POWER_MODE_REG, ADV7343_POWER_MODE_REG_DEFAULT, | ||
76 | |||
77 | ADV7343_HD_MODE_REG1, ADV7343_HD_MODE_REG1_DEFAULT, | ||
78 | ADV7343_HD_MODE_REG2, ADV7343_HD_MODE_REG2_DEFAULT, | ||
79 | ADV7343_HD_MODE_REG3, ADV7343_HD_MODE_REG3_DEFAULT, | ||
80 | ADV7343_HD_MODE_REG4, ADV7343_HD_MODE_REG4_DEFAULT, | ||
81 | ADV7343_HD_MODE_REG5, ADV7343_HD_MODE_REG5_DEFAULT, | ||
82 | ADV7343_HD_MODE_REG6, ADV7343_HD_MODE_REG6_DEFAULT, | ||
83 | ADV7343_HD_MODE_REG7, ADV7343_HD_MODE_REG7_DEFAULT, | ||
84 | |||
85 | ADV7343_SD_MODE_REG1, ADV7343_SD_MODE_REG1_DEFAULT, | ||
86 | ADV7343_SD_MODE_REG2, ADV7343_SD_MODE_REG2_DEFAULT, | ||
87 | ADV7343_SD_MODE_REG3, ADV7343_SD_MODE_REG3_DEFAULT, | ||
88 | ADV7343_SD_MODE_REG4, ADV7343_SD_MODE_REG4_DEFAULT, | ||
89 | ADV7343_SD_MODE_REG5, ADV7343_SD_MODE_REG5_DEFAULT, | ||
90 | ADV7343_SD_MODE_REG6, ADV7343_SD_MODE_REG6_DEFAULT, | ||
91 | ADV7343_SD_MODE_REG7, ADV7343_SD_MODE_REG7_DEFAULT, | ||
92 | ADV7343_SD_MODE_REG8, ADV7343_SD_MODE_REG8_DEFAULT, | ||
93 | |||
94 | ADV7343_SD_HUE_REG, ADV7343_SD_HUE_REG_DEFAULT, | ||
95 | ADV7343_SD_CGMS_WSS0, ADV7343_SD_CGMS_WSS0_DEFAULT, | ||
96 | ADV7343_SD_BRIGHTNESS_WSS, ADV7343_SD_BRIGHTNESS_WSS_DEFAULT, | ||
97 | }; | ||
98 | |||
99 | /* | ||
100 | * 2^32 | ||
101 | * FSC(reg) = FSC (HZ) * -------- | ||
102 | * 27000000 | ||
103 | */ | ||
104 | static const struct adv7343_std_info stdinfo[] = { | ||
105 | { | ||
106 | /* FSC(Hz) = 3,579,545.45 Hz */ | ||
107 | SD_STD_NTSC, 569408542, V4L2_STD_NTSC, | ||
108 | }, { | ||
109 | /* FSC(Hz) = 3,575,611.00 Hz */ | ||
110 | SD_STD_PAL_M, 568782678, V4L2_STD_PAL_M, | ||
111 | }, { | ||
112 | /* FSC(Hz) = 3,582,056.00 */ | ||
113 | SD_STD_PAL_N, 569807903, V4L2_STD_PAL_Nc, | ||
114 | }, { | ||
115 | /* FSC(Hz) = 4,433,618.75 Hz */ | ||
116 | SD_STD_PAL_N, 705268427, V4L2_STD_PAL_N, | ||
117 | }, { | ||
118 | /* FSC(Hz) = 4,433,618.75 Hz */ | ||
119 | SD_STD_PAL_BDGHI, 705268427, V4L2_STD_PAL, | ||
120 | }, { | ||
121 | /* FSC(Hz) = 4,433,618.75 Hz */ | ||
122 | SD_STD_NTSC, 705268427, V4L2_STD_NTSC_443, | ||
123 | }, { | ||
124 | /* FSC(Hz) = 4,433,618.75 Hz */ | ||
125 | SD_STD_PAL_M, 705268427, V4L2_STD_PAL_60, | ||
126 | }, | ||
127 | }; | ||
128 | |||
129 | static int adv7343_setstd(struct v4l2_subdev *sd, v4l2_std_id std) | ||
130 | { | ||
131 | struct adv7343_state *state = to_state(sd); | ||
132 | struct adv7343_std_info *std_info; | ||
133 | int num_std; | ||
134 | char *fsc_ptr; | ||
135 | u8 reg, val; | ||
136 | int err = 0; | ||
137 | int i = 0; | ||
138 | |||
139 | std_info = (struct adv7343_std_info *)stdinfo; | ||
140 | num_std = ARRAY_SIZE(stdinfo); | ||
141 | |||
142 | for (i = 0; i < num_std; i++) { | ||
143 | if (std_info[i].stdid & std) | ||
144 | break; | ||
145 | } | ||
146 | |||
147 | if (i == num_std) { | ||
148 | v4l2_dbg(1, debug, sd, | ||
149 | "Invalid std or std is not supported: %llx\n", | ||
150 | (unsigned long long)std); | ||
151 | return -EINVAL; | ||
152 | } | ||
153 | |||
154 | /* Set the standard */ | ||
155 | val = state->reg80 & (~(SD_STD_MASK)); | ||
156 | val |= std_info[i].standard_val3; | ||
157 | err = adv7343_write(sd, ADV7343_SD_MODE_REG1, val); | ||
158 | if (err < 0) | ||
159 | goto setstd_exit; | ||
160 | |||
161 | state->reg80 = val; | ||
162 | |||
163 | /* Configure the input mode register */ | ||
164 | val = state->reg01 & (~((u8) INPUT_MODE_MASK)); | ||
165 | val |= SD_INPUT_MODE; | ||
166 | err = adv7343_write(sd, ADV7343_MODE_SELECT_REG, val); | ||
167 | if (err < 0) | ||
168 | goto setstd_exit; | ||
169 | |||
170 | state->reg01 = val; | ||
171 | |||
172 | /* Program the sub carrier frequency registers */ | ||
173 | fsc_ptr = (unsigned char *)&std_info[i].fsc_val; | ||
174 | reg = ADV7343_FSC_REG0; | ||
175 | for (i = 0; i < 4; i++, reg++, fsc_ptr++) { | ||
176 | err = adv7343_write(sd, reg, *fsc_ptr); | ||
177 | if (err < 0) | ||
178 | goto setstd_exit; | ||
179 | } | ||
180 | |||
181 | val = state->reg80; | ||
182 | |||
183 | /* Filter settings */ | ||
184 | if (std & (V4L2_STD_NTSC | V4L2_STD_NTSC_443)) | ||
185 | val &= 0x03; | ||
186 | else if (std & ~V4L2_STD_SECAM) | ||
187 | val |= 0x04; | ||
188 | |||
189 | err = adv7343_write(sd, ADV7343_SD_MODE_REG1, val); | ||
190 | if (err < 0) | ||
191 | goto setstd_exit; | ||
192 | |||
193 | state->reg80 = val; | ||
194 | |||
195 | setstd_exit: | ||
196 | if (err != 0) | ||
197 | v4l2_err(sd, "Error setting std, write failed\n"); | ||
198 | |||
199 | return err; | ||
200 | } | ||
201 | |||
202 | static int adv7343_setoutput(struct v4l2_subdev *sd, u32 output_type) | ||
203 | { | ||
204 | struct adv7343_state *state = to_state(sd); | ||
205 | unsigned char val; | ||
206 | int err = 0; | ||
207 | |||
208 | if (output_type > ADV7343_SVIDEO_ID) { | ||
209 | v4l2_dbg(1, debug, sd, | ||
210 | "Invalid output type or output type not supported:%d\n", | ||
211 | output_type); | ||
212 | return -EINVAL; | ||
213 | } | ||
214 | |||
215 | /* Enable Appropriate DAC */ | ||
216 | val = state->reg00 & 0x03; | ||
217 | |||
218 | if (output_type == ADV7343_COMPOSITE_ID) | ||
219 | val |= ADV7343_COMPOSITE_POWER_VALUE; | ||
220 | else if (output_type == ADV7343_COMPONENT_ID) | ||
221 | val |= ADV7343_COMPONENT_POWER_VALUE; | ||
222 | else | ||
223 | val |= ADV7343_SVIDEO_POWER_VALUE; | ||
224 | |||
225 | err = adv7343_write(sd, ADV7343_POWER_MODE_REG, val); | ||
226 | if (err < 0) | ||
227 | goto setoutput_exit; | ||
228 | |||
229 | state->reg00 = val; | ||
230 | |||
231 | /* Enable YUV output */ | ||
232 | val = state->reg02 | YUV_OUTPUT_SELECT; | ||
233 | err = adv7343_write(sd, ADV7343_MODE_REG0, val); | ||
234 | if (err < 0) | ||
235 | goto setoutput_exit; | ||
236 | |||
237 | state->reg02 = val; | ||
238 | |||
239 | /* configure SD DAC Output 2 and SD DAC Output 1 bit to zero */ | ||
240 | val = state->reg82 & (SD_DAC_1_DI & SD_DAC_2_DI); | ||
241 | err = adv7343_write(sd, ADV7343_SD_MODE_REG2, val); | ||
242 | if (err < 0) | ||
243 | goto setoutput_exit; | ||
244 | |||
245 | state->reg82 = val; | ||
246 | |||
247 | /* configure ED/HD Color DAC Swap and ED/HD RGB Input Enable bit to | ||
248 | * zero */ | ||
249 | val = state->reg35 & (HD_RGB_INPUT_DI & HD_DAC_SWAP_DI); | ||
250 | err = adv7343_write(sd, ADV7343_HD_MODE_REG6, val); | ||
251 | if (err < 0) | ||
252 | goto setoutput_exit; | ||
253 | |||
254 | state->reg35 = val; | ||
255 | |||
256 | setoutput_exit: | ||
257 | if (err != 0) | ||
258 | v4l2_err(sd, "Error setting output, write failed\n"); | ||
259 | |||
260 | return err; | ||
261 | } | ||
262 | |||
263 | static int adv7343_log_status(struct v4l2_subdev *sd) | ||
264 | { | ||
265 | struct adv7343_state *state = to_state(sd); | ||
266 | |||
267 | v4l2_info(sd, "Standard: %llx\n", (unsigned long long)state->std); | ||
268 | v4l2_info(sd, "Output: %s\n", (state->output == 0) ? "Composite" : | ||
269 | ((state->output == 1) ? "Component" : "S-Video")); | ||
270 | return 0; | ||
271 | } | ||
272 | |||
273 | static int adv7343_s_ctrl(struct v4l2_ctrl *ctrl) | ||
274 | { | ||
275 | struct v4l2_subdev *sd = to_sd(ctrl); | ||
276 | |||
277 | switch (ctrl->id) { | ||
278 | case V4L2_CID_BRIGHTNESS: | ||
279 | return adv7343_write(sd, ADV7343_SD_BRIGHTNESS_WSS, | ||
280 | ctrl->val); | ||
281 | |||
282 | case V4L2_CID_HUE: | ||
283 | return adv7343_write(sd, ADV7343_SD_HUE_REG, ctrl->val); | ||
284 | |||
285 | case V4L2_CID_GAIN: | ||
286 | return adv7343_write(sd, ADV7343_DAC2_OUTPUT_LEVEL, ctrl->val); | ||
287 | } | ||
288 | return -EINVAL; | ||
289 | } | ||
290 | |||
291 | static int adv7343_g_chip_ident(struct v4l2_subdev *sd, | ||
292 | struct v4l2_dbg_chip_ident *chip) | ||
293 | { | ||
294 | struct i2c_client *client = v4l2_get_subdevdata(sd); | ||
295 | |||
296 | return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7343, 0); | ||
297 | } | ||
298 | |||
299 | static const struct v4l2_ctrl_ops adv7343_ctrl_ops = { | ||
300 | .s_ctrl = adv7343_s_ctrl, | ||
301 | }; | ||
302 | |||
303 | static const struct v4l2_subdev_core_ops adv7343_core_ops = { | ||
304 | .log_status = adv7343_log_status, | ||
305 | .g_chip_ident = adv7343_g_chip_ident, | ||
306 | .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, | ||
307 | .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, | ||
308 | .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, | ||
309 | .g_ctrl = v4l2_subdev_g_ctrl, | ||
310 | .s_ctrl = v4l2_subdev_s_ctrl, | ||
311 | .queryctrl = v4l2_subdev_queryctrl, | ||
312 | .querymenu = v4l2_subdev_querymenu, | ||
313 | }; | ||
314 | |||
315 | static int adv7343_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std) | ||
316 | { | ||
317 | struct adv7343_state *state = to_state(sd); | ||
318 | int err = 0; | ||
319 | |||
320 | if (state->std == std) | ||
321 | return 0; | ||
322 | |||
323 | err = adv7343_setstd(sd, std); | ||
324 | if (!err) | ||
325 | state->std = std; | ||
326 | |||
327 | return err; | ||
328 | } | ||
329 | |||
330 | static int adv7343_s_routing(struct v4l2_subdev *sd, | ||
331 | u32 input, u32 output, u32 config) | ||
332 | { | ||
333 | struct adv7343_state *state = to_state(sd); | ||
334 | int err = 0; | ||
335 | |||
336 | if (state->output == output) | ||
337 | return 0; | ||
338 | |||
339 | err = adv7343_setoutput(sd, output); | ||
340 | if (!err) | ||
341 | state->output = output; | ||
342 | |||
343 | return err; | ||
344 | } | ||
345 | |||
346 | static const struct v4l2_subdev_video_ops adv7343_video_ops = { | ||
347 | .s_std_output = adv7343_s_std_output, | ||
348 | .s_routing = adv7343_s_routing, | ||
349 | }; | ||
350 | |||
351 | static const struct v4l2_subdev_ops adv7343_ops = { | ||
352 | .core = &adv7343_core_ops, | ||
353 | .video = &adv7343_video_ops, | ||
354 | }; | ||
355 | |||
356 | static int adv7343_initialize(struct v4l2_subdev *sd) | ||
357 | { | ||
358 | struct adv7343_state *state = to_state(sd); | ||
359 | int err = 0; | ||
360 | int i; | ||
361 | |||
362 | for (i = 0; i < ARRAY_SIZE(adv7343_init_reg_val); i += 2) { | ||
363 | |||
364 | err = adv7343_write(sd, adv7343_init_reg_val[i], | ||
365 | adv7343_init_reg_val[i+1]); | ||
366 | if (err) { | ||
367 | v4l2_err(sd, "Error initializing\n"); | ||
368 | return err; | ||
369 | } | ||
370 | } | ||
371 | |||
372 | /* Configure for default video standard */ | ||
373 | err = adv7343_setoutput(sd, state->output); | ||
374 | if (err < 0) { | ||
375 | v4l2_err(sd, "Error setting output during init\n"); | ||
376 | return -EINVAL; | ||
377 | } | ||
378 | |||
379 | err = adv7343_setstd(sd, state->std); | ||
380 | if (err < 0) { | ||
381 | v4l2_err(sd, "Error setting std during init\n"); | ||
382 | return -EINVAL; | ||
383 | } | ||
384 | |||
385 | return err; | ||
386 | } | ||
387 | |||
388 | static int adv7343_probe(struct i2c_client *client, | ||
389 | const struct i2c_device_id *id) | ||
390 | { | ||
391 | struct adv7343_state *state; | ||
392 | int err; | ||
393 | |||
394 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | ||
395 | return -ENODEV; | ||
396 | |||
397 | v4l_info(client, "chip found @ 0x%x (%s)\n", | ||
398 | client->addr << 1, client->adapter->name); | ||
399 | |||
400 | state = kzalloc(sizeof(struct adv7343_state), GFP_KERNEL); | ||
401 | if (state == NULL) | ||
402 | return -ENOMEM; | ||
403 | |||
404 | state->reg00 = 0x80; | ||
405 | state->reg01 = 0x00; | ||
406 | state->reg02 = 0x20; | ||
407 | state->reg35 = 0x00; | ||
408 | state->reg80 = ADV7343_SD_MODE_REG1_DEFAULT; | ||
409 | state->reg82 = ADV7343_SD_MODE_REG2_DEFAULT; | ||
410 | |||
411 | state->output = ADV7343_COMPOSITE_ID; | ||
412 | state->std = V4L2_STD_NTSC; | ||
413 | |||
414 | v4l2_i2c_subdev_init(&state->sd, client, &adv7343_ops); | ||
415 | |||
416 | v4l2_ctrl_handler_init(&state->hdl, 2); | ||
417 | v4l2_ctrl_new_std(&state->hdl, &adv7343_ctrl_ops, | ||
418 | V4L2_CID_BRIGHTNESS, ADV7343_BRIGHTNESS_MIN, | ||
419 | ADV7343_BRIGHTNESS_MAX, 1, | ||
420 | ADV7343_BRIGHTNESS_DEF); | ||
421 | v4l2_ctrl_new_std(&state->hdl, &adv7343_ctrl_ops, | ||
422 | V4L2_CID_HUE, ADV7343_HUE_MIN, | ||
423 | ADV7343_HUE_MAX, 1, | ||
424 | ADV7343_HUE_DEF); | ||
425 | v4l2_ctrl_new_std(&state->hdl, &adv7343_ctrl_ops, | ||
426 | V4L2_CID_GAIN, ADV7343_GAIN_MIN, | ||
427 | ADV7343_GAIN_MAX, 1, | ||
428 | ADV7343_GAIN_DEF); | ||
429 | state->sd.ctrl_handler = &state->hdl; | ||
430 | if (state->hdl.error) { | ||
431 | int err = state->hdl.error; | ||
432 | |||
433 | v4l2_ctrl_handler_free(&state->hdl); | ||
434 | kfree(state); | ||
435 | return err; | ||
436 | } | ||
437 | v4l2_ctrl_handler_setup(&state->hdl); | ||
438 | |||
439 | err = adv7343_initialize(&state->sd); | ||
440 | if (err) { | ||
441 | v4l2_ctrl_handler_free(&state->hdl); | ||
442 | kfree(state); | ||
443 | } | ||
444 | return err; | ||
445 | } | ||
446 | |||
447 | static int adv7343_remove(struct i2c_client *client) | ||
448 | { | ||
449 | struct v4l2_subdev *sd = i2c_get_clientdata(client); | ||
450 | struct adv7343_state *state = to_state(sd); | ||
451 | |||
452 | v4l2_device_unregister_subdev(sd); | ||
453 | v4l2_ctrl_handler_free(&state->hdl); | ||
454 | kfree(state); | ||
455 | |||
456 | return 0; | ||
457 | } | ||
458 | |||
459 | static const struct i2c_device_id adv7343_id[] = { | ||
460 | {"adv7343", 0}, | ||
461 | {}, | ||
462 | }; | ||
463 | |||
464 | MODULE_DEVICE_TABLE(i2c, adv7343_id); | ||
465 | |||
466 | static struct i2c_driver adv7343_driver = { | ||
467 | .driver = { | ||
468 | .owner = THIS_MODULE, | ||
469 | .name = "adv7343", | ||
470 | }, | ||
471 | .probe = adv7343_probe, | ||
472 | .remove = adv7343_remove, | ||
473 | .id_table = adv7343_id, | ||
474 | }; | ||
475 | |||
476 | module_i2c_driver(adv7343_driver); | ||