Commit | Line | Data |
---|---|---|
07b1747c | 1 | /* |
cb7a01ac | 2 | * drivers/media/i2c/tvp514x.c |
07b1747c VH |
3 | * |
4 | * TI TVP5146/47 decoder driver | |
5 | * | |
6 | * Copyright (C) 2008 Texas Instruments Inc | |
7 | * Author: Vaibhav Hiremath <hvaibhav@ti.com> | |
8 | * | |
9 | * Contributors: | |
10 | * Sivaraj R <sivaraj@ti.com> | |
11 | * Brijesh R Jadav <brijesh.j@ti.com> | |
12 | * Hardik Shah <hardik.shah@ti.com> | |
13 | * Manjunath Hadli <mrh@ti.com> | |
14 | * Karicheri Muralidharan <m-karicheri2@ti.com> | |
15 | * | |
16 | * This package is free software; you can redistribute it and/or modify | |
17 | * it under the terms of the GNU General Public License version 2 as | |
18 | * published by the Free Software Foundation. | |
19 | * | |
20 | * This program is distributed in the hope that it will be useful, | |
21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | * GNU General Public License for more details. | |
24 | * | |
25 | * You should have received a copy of the GNU General Public License | |
26 | * along with this program; if not, write to the Free Software | |
27 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
28 | * | |
29 | */ | |
30 | ||
31 | #include <linux/i2c.h> | |
5a0e3ad6 | 32 | #include <linux/slab.h> |
07b1747c VH |
33 | #include <linux/delay.h> |
34 | #include <linux/videodev2.h> | |
7a707b89 | 35 | #include <linux/module.h> |
62ef80a1 MK |
36 | |
37 | #include <media/v4l2-device.h> | |
38 | #include <media/v4l2-common.h> | |
83811913 | 39 | #include <media/v4l2-mediabus.h> |
62ef80a1 | 40 | #include <media/v4l2-chip-ident.h> |
cf6832af | 41 | #include <media/v4l2-ctrls.h> |
07b1747c VH |
42 | #include <media/tvp514x.h> |
43 | ||
44 | #include "tvp514x_regs.h" | |
45 | ||
46 | /* Module Name */ | |
47 | #define TVP514X_MODULE_NAME "tvp514x" | |
48 | ||
49 | /* Private macros for TVP */ | |
50 | #define I2C_RETRY_COUNT (5) | |
51 | #define LOCK_RETRY_COUNT (5) | |
52 | #define LOCK_RETRY_DELAY (200) | |
53 | ||
54 | /* Debug functions */ | |
90ab5ee9 | 55 | static bool debug; |
07b1747c VH |
56 | module_param(debug, bool, 0644); |
57 | MODULE_PARM_DESC(debug, "Debug level (0-1)"); | |
58 | ||
62ef80a1 MK |
59 | MODULE_AUTHOR("Texas Instruments"); |
60 | MODULE_DESCRIPTION("TVP514X linux decoder driver"); | |
61 | MODULE_LICENSE("GPL"); | |
07b1747c | 62 | |
c1c9d09c | 63 | /* enum tvp514x_std - enum for supported standards */ |
07b1747c VH |
64 | enum tvp514x_std { |
65 | STD_NTSC_MJ = 0, | |
66 | STD_PAL_BDGHIN, | |
67 | STD_INVALID | |
68 | }; | |
69 | ||
c1c9d09c | 70 | /** |
07b1747c VH |
71 | * struct tvp514x_std_info - Structure to store standard informations |
72 | * @width: Line width in pixels | |
73 | * @height:Number of active lines | |
74 | * @video_std: Value to write in REG_VIDEO_STD register | |
75 | * @standard: v4l2 standard structure information | |
76 | */ | |
77 | struct tvp514x_std_info { | |
78 | unsigned long width; | |
79 | unsigned long height; | |
80 | u8 video_std; | |
81 | struct v4l2_standard standard; | |
82 | }; | |
83 | ||
6722e0ef | 84 | static struct tvp514x_reg tvp514x_reg_list_default[0x40]; |
63b59cec VH |
85 | |
86 | static int tvp514x_s_stream(struct v4l2_subdev *sd, int enable); | |
c1c9d09c | 87 | /** |
6722e0ef | 88 | * struct tvp514x_decoder - TVP5146/47 decoder object |
62ef80a1 | 89 | * @sd: Subdevice Slave handle |
6722e0ef | 90 | * @tvp514x_regs: copy of hw's regs with preset values. |
07b1747c | 91 | * @pdata: Board specific |
07b1747c | 92 | * @ver: Chip version |
62ef80a1 | 93 | * @streaming: TVP5146/47 decoder streaming - enabled or disabled. |
07b1747c VH |
94 | * @current_std: Current standard |
95 | * @num_stds: Number of standards | |
96 | * @std_list: Standards list | |
62ef80a1 MK |
97 | * @input: Input routing at chip level |
98 | * @output: Output routing at chip level | |
07b1747c VH |
99 | */ |
100 | struct tvp514x_decoder { | |
62ef80a1 | 101 | struct v4l2_subdev sd; |
cf6832af | 102 | struct v4l2_ctrl_handler hdl; |
6722e0ef | 103 | struct tvp514x_reg tvp514x_regs[ARRAY_SIZE(tvp514x_reg_list_default)]; |
07b1747c | 104 | const struct tvp514x_platform_data *pdata; |
07b1747c VH |
105 | |
106 | int ver; | |
62ef80a1 | 107 | int streaming; |
07b1747c | 108 | |
07b1747c VH |
109 | enum tvp514x_std current_std; |
110 | int num_stds; | |
a75ffc12 | 111 | const struct tvp514x_std_info *std_list; |
c1c9d09c | 112 | /* Input and Output Routing parameters */ |
62ef80a1 MK |
113 | u32 input; |
114 | u32 output; | |
07b1747c VH |
115 | }; |
116 | ||
117 | /* TVP514x default register values */ | |
6722e0ef | 118 | static struct tvp514x_reg tvp514x_reg_list_default[] = { |
c1c9d09c MK |
119 | /* Composite selected */ |
120 | {TOK_WRITE, REG_INPUT_SEL, 0x05}, | |
07b1747c | 121 | {TOK_WRITE, REG_AFE_GAIN_CTRL, 0x0F}, |
c1c9d09c MK |
122 | /* Auto mode */ |
123 | {TOK_WRITE, REG_VIDEO_STD, 0x00}, | |
07b1747c VH |
124 | {TOK_WRITE, REG_OPERATION_MODE, 0x00}, |
125 | {TOK_SKIP, REG_AUTOSWITCH_MASK, 0x3F}, | |
126 | {TOK_WRITE, REG_COLOR_KILLER, 0x10}, | |
127 | {TOK_WRITE, REG_LUMA_CONTROL1, 0x00}, | |
128 | {TOK_WRITE, REG_LUMA_CONTROL2, 0x00}, | |
129 | {TOK_WRITE, REG_LUMA_CONTROL3, 0x02}, | |
130 | {TOK_WRITE, REG_BRIGHTNESS, 0x80}, | |
131 | {TOK_WRITE, REG_CONTRAST, 0x80}, | |
132 | {TOK_WRITE, REG_SATURATION, 0x80}, | |
133 | {TOK_WRITE, REG_HUE, 0x00}, | |
134 | {TOK_WRITE, REG_CHROMA_CONTROL1, 0x00}, | |
135 | {TOK_WRITE, REG_CHROMA_CONTROL2, 0x0E}, | |
c1c9d09c MK |
136 | /* Reserved */ |
137 | {TOK_SKIP, 0x0F, 0x00}, | |
07b1747c VH |
138 | {TOK_WRITE, REG_COMP_PR_SATURATION, 0x80}, |
139 | {TOK_WRITE, REG_COMP_Y_CONTRAST, 0x80}, | |
140 | {TOK_WRITE, REG_COMP_PB_SATURATION, 0x80}, | |
c1c9d09c MK |
141 | /* Reserved */ |
142 | {TOK_SKIP, 0x13, 0x00}, | |
07b1747c | 143 | {TOK_WRITE, REG_COMP_Y_BRIGHTNESS, 0x80}, |
c1c9d09c MK |
144 | /* Reserved */ |
145 | {TOK_SKIP, 0x15, 0x00}, | |
146 | /* NTSC timing */ | |
147 | {TOK_SKIP, REG_AVID_START_PIXEL_LSB, 0x55}, | |
07b1747c VH |
148 | {TOK_SKIP, REG_AVID_START_PIXEL_MSB, 0x00}, |
149 | {TOK_SKIP, REG_AVID_STOP_PIXEL_LSB, 0x25}, | |
150 | {TOK_SKIP, REG_AVID_STOP_PIXEL_MSB, 0x03}, | |
c1c9d09c MK |
151 | /* NTSC timing */ |
152 | {TOK_SKIP, REG_HSYNC_START_PIXEL_LSB, 0x00}, | |
07b1747c VH |
153 | {TOK_SKIP, REG_HSYNC_START_PIXEL_MSB, 0x00}, |
154 | {TOK_SKIP, REG_HSYNC_STOP_PIXEL_LSB, 0x40}, | |
155 | {TOK_SKIP, REG_HSYNC_STOP_PIXEL_MSB, 0x00}, | |
c1c9d09c MK |
156 | /* NTSC timing */ |
157 | {TOK_SKIP, REG_VSYNC_START_LINE_LSB, 0x04}, | |
07b1747c VH |
158 | {TOK_SKIP, REG_VSYNC_START_LINE_MSB, 0x00}, |
159 | {TOK_SKIP, REG_VSYNC_STOP_LINE_LSB, 0x07}, | |
160 | {TOK_SKIP, REG_VSYNC_STOP_LINE_MSB, 0x00}, | |
c1c9d09c MK |
161 | /* NTSC timing */ |
162 | {TOK_SKIP, REG_VBLK_START_LINE_LSB, 0x01}, | |
07b1747c VH |
163 | {TOK_SKIP, REG_VBLK_START_LINE_MSB, 0x00}, |
164 | {TOK_SKIP, REG_VBLK_STOP_LINE_LSB, 0x15}, | |
165 | {TOK_SKIP, REG_VBLK_STOP_LINE_MSB, 0x00}, | |
c1c9d09c MK |
166 | /* Reserved */ |
167 | {TOK_SKIP, 0x26, 0x00}, | |
168 | /* Reserved */ | |
169 | {TOK_SKIP, 0x27, 0x00}, | |
07b1747c | 170 | {TOK_SKIP, REG_FAST_SWTICH_CONTROL, 0xCC}, |
c1c9d09c MK |
171 | /* Reserved */ |
172 | {TOK_SKIP, 0x29, 0x00}, | |
07b1747c | 173 | {TOK_SKIP, REG_FAST_SWTICH_SCART_DELAY, 0x00}, |
c1c9d09c MK |
174 | /* Reserved */ |
175 | {TOK_SKIP, 0x2B, 0x00}, | |
07b1747c VH |
176 | {TOK_SKIP, REG_SCART_DELAY, 0x00}, |
177 | {TOK_SKIP, REG_CTI_DELAY, 0x00}, | |
178 | {TOK_SKIP, REG_CTI_CONTROL, 0x00}, | |
c1c9d09c MK |
179 | /* Reserved */ |
180 | {TOK_SKIP, 0x2F, 0x00}, | |
181 | /* Reserved */ | |
182 | {TOK_SKIP, 0x30, 0x00}, | |
183 | /* Reserved */ | |
184 | {TOK_SKIP, 0x31, 0x00}, | |
185 | /* HS, VS active high */ | |
186 | {TOK_WRITE, REG_SYNC_CONTROL, 0x00}, | |
187 | /* 10-bit BT.656 */ | |
188 | {TOK_WRITE, REG_OUTPUT_FORMATTER1, 0x00}, | |
189 | /* Enable clk & data */ | |
190 | {TOK_WRITE, REG_OUTPUT_FORMATTER2, 0x11}, | |
191 | /* Enable AVID & FLD */ | |
192 | {TOK_WRITE, REG_OUTPUT_FORMATTER3, 0xEE}, | |
193 | /* Enable VS & HS */ | |
194 | {TOK_WRITE, REG_OUTPUT_FORMATTER4, 0xAF}, | |
07b1747c VH |
195 | {TOK_WRITE, REG_OUTPUT_FORMATTER5, 0xFF}, |
196 | {TOK_WRITE, REG_OUTPUT_FORMATTER6, 0xFF}, | |
c1c9d09c MK |
197 | /* Clear status */ |
198 | {TOK_WRITE, REG_CLEAR_LOST_LOCK, 0x01}, | |
07b1747c VH |
199 | {TOK_TERM, 0, 0}, |
200 | }; | |
201 | ||
c1c9d09c | 202 | /** |
07b1747c VH |
203 | * Supported standards - |
204 | * | |
205 | * Currently supports two standards only, need to add support for rest of the | |
206 | * modes, like SECAM, etc... | |
207 | */ | |
a75ffc12 | 208 | static const struct tvp514x_std_info tvp514x_std_list[] = { |
07b1747c VH |
209 | /* Standard: STD_NTSC_MJ */ |
210 | [STD_NTSC_MJ] = { | |
211 | .width = NTSC_NUM_ACTIVE_PIXELS, | |
212 | .height = NTSC_NUM_ACTIVE_LINES, | |
213 | .video_std = VIDEO_STD_NTSC_MJ_BIT, | |
214 | .standard = { | |
215 | .index = 0, | |
216 | .id = V4L2_STD_NTSC, | |
217 | .name = "NTSC", | |
218 | .frameperiod = {1001, 30000}, | |
219 | .framelines = 525 | |
220 | }, | |
221 | /* Standard: STD_PAL_BDGHIN */ | |
222 | }, | |
223 | [STD_PAL_BDGHIN] = { | |
224 | .width = PAL_NUM_ACTIVE_PIXELS, | |
225 | .height = PAL_NUM_ACTIVE_LINES, | |
226 | .video_std = VIDEO_STD_PAL_BDGHIN_BIT, | |
227 | .standard = { | |
228 | .index = 1, | |
229 | .id = V4L2_STD_PAL, | |
230 | .name = "PAL", | |
231 | .frameperiod = {1, 25}, | |
232 | .framelines = 625 | |
233 | }, | |
234 | }, | |
235 | /* Standard: need to add for additional standard */ | |
236 | }; | |
62ef80a1 MK |
237 | |
238 | ||
239 | static inline struct tvp514x_decoder *to_decoder(struct v4l2_subdev *sd) | |
240 | { | |
241 | return container_of(sd, struct tvp514x_decoder, sd); | |
242 | } | |
243 | ||
cf6832af HV |
244 | static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) |
245 | { | |
246 | return &container_of(ctrl->handler, struct tvp514x_decoder, hdl)->sd; | |
247 | } | |
248 | ||
07b1747c | 249 | |
c1c9d09c MK |
250 | /** |
251 | * tvp514x_read_reg() - Read a value from a register in an TVP5146/47. | |
252 | * @sd: ptr to v4l2_subdev struct | |
253 | * @reg: TVP5146/47 register address | |
254 | * | |
07b1747c VH |
255 | * Returns value read if successful, or non-zero (-1) otherwise. |
256 | */ | |
62ef80a1 | 257 | static int tvp514x_read_reg(struct v4l2_subdev *sd, u8 reg) |
07b1747c | 258 | { |
62ef80a1 MK |
259 | int err, retry = 0; |
260 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
261 | ||
07b1747c VH |
262 | read_again: |
263 | ||
264 | err = i2c_smbus_read_byte_data(client, reg); | |
6f901a99 | 265 | if (err < 0) { |
07b1747c | 266 | if (retry <= I2C_RETRY_COUNT) { |
62ef80a1 | 267 | v4l2_warn(sd, "Read: retry ... %d\n", retry); |
07b1747c VH |
268 | retry++; |
269 | msleep_interruptible(10); | |
270 | goto read_again; | |
271 | } | |
272 | } | |
273 | ||
274 | return err; | |
275 | } | |
276 | ||
c1c9d09c MK |
277 | /** |
278 | * dump_reg() - dump the register content of TVP5146/47. | |
279 | * @sd: ptr to v4l2_subdev struct | |
280 | * @reg: TVP5146/47 register address | |
281 | */ | |
62ef80a1 MK |
282 | static void dump_reg(struct v4l2_subdev *sd, u8 reg) |
283 | { | |
284 | u32 val; | |
285 | ||
286 | val = tvp514x_read_reg(sd, reg); | |
287 | v4l2_info(sd, "Reg(0x%.2X): 0x%.2X\n", reg, val); | |
288 | } | |
289 | ||
c1c9d09c MK |
290 | /** |
291 | * tvp514x_write_reg() - Write a value to a register in TVP5146/47 | |
292 | * @sd: ptr to v4l2_subdev struct | |
293 | * @reg: TVP5146/47 register address | |
294 | * @val: value to be written to the register | |
295 | * | |
07b1747c VH |
296 | * Write a value to a register in an TVP5146/47 decoder device. |
297 | * Returns zero if successful, or non-zero otherwise. | |
298 | */ | |
62ef80a1 | 299 | static int tvp514x_write_reg(struct v4l2_subdev *sd, u8 reg, u8 val) |
07b1747c | 300 | { |
62ef80a1 MK |
301 | int err, retry = 0; |
302 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
303 | ||
07b1747c VH |
304 | write_again: |
305 | ||
306 | err = i2c_smbus_write_byte_data(client, reg, val); | |
307 | if (err) { | |
308 | if (retry <= I2C_RETRY_COUNT) { | |
62ef80a1 | 309 | v4l2_warn(sd, "Write: retry ... %d\n", retry); |
07b1747c VH |
310 | retry++; |
311 | msleep_interruptible(10); | |
312 | goto write_again; | |
313 | } | |
314 | } | |
315 | ||
316 | return err; | |
317 | } | |
318 | ||
c1c9d09c MK |
319 | /** |
320 | * tvp514x_write_regs() : Initializes a list of TVP5146/47 registers | |
321 | * @sd: ptr to v4l2_subdev struct | |
322 | * @reglist: list of TVP5146/47 registers and values | |
323 | * | |
324 | * Initializes a list of TVP5146/47 registers:- | |
07b1747c VH |
325 | * if token is TOK_TERM, then entire write operation terminates |
326 | * if token is TOK_DELAY, then a delay of 'val' msec is introduced | |
327 | * if token is TOK_SKIP, then the register write is skipped | |
328 | * if token is TOK_WRITE, then the register write is performed | |
07b1747c VH |
329 | * Returns zero if successful, or non-zero otherwise. |
330 | */ | |
62ef80a1 | 331 | static int tvp514x_write_regs(struct v4l2_subdev *sd, |
07b1747c VH |
332 | const struct tvp514x_reg reglist[]) |
333 | { | |
334 | int err; | |
335 | const struct tvp514x_reg *next = reglist; | |
336 | ||
337 | for (; next->token != TOK_TERM; next++) { | |
338 | if (next->token == TOK_DELAY) { | |
339 | msleep(next->val); | |
340 | continue; | |
341 | } | |
342 | ||
343 | if (next->token == TOK_SKIP) | |
344 | continue; | |
345 | ||
62ef80a1 | 346 | err = tvp514x_write_reg(sd, next->reg, (u8) next->val); |
07b1747c | 347 | if (err) { |
62ef80a1 | 348 | v4l2_err(sd, "Write failed. Err[%d]\n", err); |
07b1747c VH |
349 | return err; |
350 | } | |
351 | } | |
352 | return 0; | |
353 | } | |
354 | ||
c1c9d09c | 355 | /** |
2db4e78f | 356 | * tvp514x_query_current_std() : Query the current standard detected by TVP5146/47 |
c1c9d09c MK |
357 | * @sd: ptr to v4l2_subdev struct |
358 | * | |
2db4e78f | 359 | * Returns the current standard detected by TVP5146/47, STD_INVALID if there is no |
c1c9d09c | 360 | * standard detected. |
07b1747c | 361 | */ |
2db4e78f | 362 | static enum tvp514x_std tvp514x_query_current_std(struct v4l2_subdev *sd) |
07b1747c VH |
363 | { |
364 | u8 std, std_status; | |
365 | ||
62ef80a1 MK |
366 | std = tvp514x_read_reg(sd, REG_VIDEO_STD); |
367 | if ((std & VIDEO_STD_MASK) == VIDEO_STD_AUTO_SWITCH_BIT) | |
07b1747c | 368 | /* use the standard status register */ |
62ef80a1 MK |
369 | std_status = tvp514x_read_reg(sd, REG_VIDEO_STD_STATUS); |
370 | else | |
c1c9d09c MK |
371 | /* use the standard register itself */ |
372 | std_status = std; | |
07b1747c VH |
373 | |
374 | switch (std_status & VIDEO_STD_MASK) { | |
375 | case VIDEO_STD_NTSC_MJ_BIT: | |
376 | return STD_NTSC_MJ; | |
377 | ||
378 | case VIDEO_STD_PAL_BDGHIN_BIT: | |
379 | return STD_PAL_BDGHIN; | |
380 | ||
381 | default: | |
382 | return STD_INVALID; | |
383 | } | |
384 | ||
385 | return STD_INVALID; | |
386 | } | |
387 | ||
c1c9d09c | 388 | /* TVP5146/47 register dump function */ |
62ef80a1 | 389 | static void tvp514x_reg_dump(struct v4l2_subdev *sd) |
07b1747c | 390 | { |
62ef80a1 MK |
391 | dump_reg(sd, REG_INPUT_SEL); |
392 | dump_reg(sd, REG_AFE_GAIN_CTRL); | |
393 | dump_reg(sd, REG_VIDEO_STD); | |
394 | dump_reg(sd, REG_OPERATION_MODE); | |
395 | dump_reg(sd, REG_COLOR_KILLER); | |
396 | dump_reg(sd, REG_LUMA_CONTROL1); | |
397 | dump_reg(sd, REG_LUMA_CONTROL2); | |
398 | dump_reg(sd, REG_LUMA_CONTROL3); | |
399 | dump_reg(sd, REG_BRIGHTNESS); | |
400 | dump_reg(sd, REG_CONTRAST); | |
401 | dump_reg(sd, REG_SATURATION); | |
402 | dump_reg(sd, REG_HUE); | |
403 | dump_reg(sd, REG_CHROMA_CONTROL1); | |
404 | dump_reg(sd, REG_CHROMA_CONTROL2); | |
405 | dump_reg(sd, REG_COMP_PR_SATURATION); | |
406 | dump_reg(sd, REG_COMP_Y_CONTRAST); | |
407 | dump_reg(sd, REG_COMP_PB_SATURATION); | |
408 | dump_reg(sd, REG_COMP_Y_BRIGHTNESS); | |
409 | dump_reg(sd, REG_AVID_START_PIXEL_LSB); | |
410 | dump_reg(sd, REG_AVID_START_PIXEL_MSB); | |
411 | dump_reg(sd, REG_AVID_STOP_PIXEL_LSB); | |
412 | dump_reg(sd, REG_AVID_STOP_PIXEL_MSB); | |
413 | dump_reg(sd, REG_HSYNC_START_PIXEL_LSB); | |
414 | dump_reg(sd, REG_HSYNC_START_PIXEL_MSB); | |
415 | dump_reg(sd, REG_HSYNC_STOP_PIXEL_LSB); | |
416 | dump_reg(sd, REG_HSYNC_STOP_PIXEL_MSB); | |
417 | dump_reg(sd, REG_VSYNC_START_LINE_LSB); | |
418 | dump_reg(sd, REG_VSYNC_START_LINE_MSB); | |
419 | dump_reg(sd, REG_VSYNC_STOP_LINE_LSB); | |
420 | dump_reg(sd, REG_VSYNC_STOP_LINE_MSB); | |
421 | dump_reg(sd, REG_VBLK_START_LINE_LSB); | |
422 | dump_reg(sd, REG_VBLK_START_LINE_MSB); | |
423 | dump_reg(sd, REG_VBLK_STOP_LINE_LSB); | |
424 | dump_reg(sd, REG_VBLK_STOP_LINE_MSB); | |
425 | dump_reg(sd, REG_SYNC_CONTROL); | |
426 | dump_reg(sd, REG_OUTPUT_FORMATTER1); | |
427 | dump_reg(sd, REG_OUTPUT_FORMATTER2); | |
428 | dump_reg(sd, REG_OUTPUT_FORMATTER3); | |
429 | dump_reg(sd, REG_OUTPUT_FORMATTER4); | |
430 | dump_reg(sd, REG_OUTPUT_FORMATTER5); | |
431 | dump_reg(sd, REG_OUTPUT_FORMATTER6); | |
432 | dump_reg(sd, REG_CLEAR_LOST_LOCK); | |
07b1747c VH |
433 | } |
434 | ||
c1c9d09c MK |
435 | /** |
436 | * tvp514x_configure() - Configure the TVP5146/47 registers | |
437 | * @sd: ptr to v4l2_subdev struct | |
438 | * @decoder: ptr to tvp514x_decoder structure | |
439 | * | |
07b1747c VH |
440 | * Returns zero if successful, or non-zero otherwise. |
441 | */ | |
62ef80a1 MK |
442 | static int tvp514x_configure(struct v4l2_subdev *sd, |
443 | struct tvp514x_decoder *decoder) | |
07b1747c VH |
444 | { |
445 | int err; | |
446 | ||
447 | /* common register initialization */ | |
448 | err = | |
62ef80a1 | 449 | tvp514x_write_regs(sd, decoder->tvp514x_regs); |
07b1747c VH |
450 | if (err) |
451 | return err; | |
452 | ||
453 | if (debug) | |
62ef80a1 | 454 | tvp514x_reg_dump(sd); |
07b1747c VH |
455 | |
456 | return 0; | |
457 | } | |
458 | ||
c1c9d09c MK |
459 | /** |
460 | * tvp514x_detect() - Detect if an tvp514x is present, and if so which revision. | |
461 | * @sd: pointer to standard V4L2 sub-device structure | |
462 | * @decoder: pointer to tvp514x_decoder structure | |
463 | * | |
07b1747c VH |
464 | * A device is considered to be detected if the chip ID (LSB and MSB) |
465 | * registers match the expected values. | |
466 | * Any value of the rom version register is accepted. | |
467 | * Returns ENODEV error number if no device is detected, or zero | |
468 | * if a device is detected. | |
469 | */ | |
62ef80a1 MK |
470 | static int tvp514x_detect(struct v4l2_subdev *sd, |
471 | struct tvp514x_decoder *decoder) | |
07b1747c VH |
472 | { |
473 | u8 chip_id_msb, chip_id_lsb, rom_ver; | |
62ef80a1 | 474 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
07b1747c | 475 | |
62ef80a1 MK |
476 | chip_id_msb = tvp514x_read_reg(sd, REG_CHIP_ID_MSB); |
477 | chip_id_lsb = tvp514x_read_reg(sd, REG_CHIP_ID_LSB); | |
478 | rom_ver = tvp514x_read_reg(sd, REG_ROM_VERSION); | |
07b1747c | 479 | |
62ef80a1 | 480 | v4l2_dbg(1, debug, sd, |
07b1747c VH |
481 | "chip id detected msb:0x%x lsb:0x%x rom version:0x%x\n", |
482 | chip_id_msb, chip_id_lsb, rom_ver); | |
483 | if ((chip_id_msb != TVP514X_CHIP_ID_MSB) | |
484 | || ((chip_id_lsb != TVP5146_CHIP_ID_LSB) | |
485 | && (chip_id_lsb != TVP5147_CHIP_ID_LSB))) { | |
486 | /* We didn't read the values we expected, so this must not be | |
487 | * an TVP5146/47. | |
488 | */ | |
62ef80a1 MK |
489 | v4l2_err(sd, "chip id mismatch msb:0x%x lsb:0x%x\n", |
490 | chip_id_msb, chip_id_lsb); | |
07b1747c VH |
491 | return -ENODEV; |
492 | } | |
493 | ||
494 | decoder->ver = rom_ver; | |
07b1747c | 495 | |
62ef80a1 MK |
496 | v4l2_info(sd, "%s (Version - 0x%.2x) found at 0x%x (%s)\n", |
497 | client->name, decoder->ver, | |
498 | client->addr << 1, client->adapter->name); | |
07b1747c VH |
499 | return 0; |
500 | } | |
501 | ||
c1c9d09c MK |
502 | /** |
503 | * tvp514x_querystd() - V4L2 decoder interface handler for querystd | |
62ef80a1 | 504 | * @sd: pointer to standard V4L2 sub-device structure |
07b1747c VH |
505 | * @std_id: standard V4L2 std_id ioctl enum |
506 | * | |
507 | * Returns the current standard detected by TVP5146/47. If no active input is | |
2db4e78f | 508 | * detected then *std_id is set to 0 and the function returns 0. |
07b1747c | 509 | */ |
62ef80a1 | 510 | static int tvp514x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id) |
07b1747c | 511 | { |
62ef80a1 | 512 | struct tvp514x_decoder *decoder = to_decoder(sd); |
07b1747c VH |
513 | enum tvp514x_std current_std; |
514 | enum tvp514x_input input_sel; | |
515 | u8 sync_lock_status, lock_mask; | |
516 | ||
517 | if (std_id == NULL) | |
518 | return -EINVAL; | |
519 | ||
2db4e78f HV |
520 | *std_id = V4L2_STD_UNKNOWN; |
521 | ||
522 | /* query the current standard */ | |
523 | current_std = tvp514x_query_current_std(sd); | |
07b1747c | 524 | if (current_std == STD_INVALID) |
2db4e78f | 525 | return 0; |
07b1747c | 526 | |
62ef80a1 | 527 | input_sel = decoder->input; |
07b1747c VH |
528 | |
529 | switch (input_sel) { | |
530 | case INPUT_CVBS_VI1A: | |
531 | case INPUT_CVBS_VI1B: | |
532 | case INPUT_CVBS_VI1C: | |
533 | case INPUT_CVBS_VI2A: | |
534 | case INPUT_CVBS_VI2B: | |
535 | case INPUT_CVBS_VI2C: | |
536 | case INPUT_CVBS_VI3A: | |
537 | case INPUT_CVBS_VI3B: | |
538 | case INPUT_CVBS_VI3C: | |
539 | case INPUT_CVBS_VI4A: | |
540 | lock_mask = STATUS_CLR_SUBCAR_LOCK_BIT | | |
541 | STATUS_HORZ_SYNC_LOCK_BIT | | |
542 | STATUS_VIRT_SYNC_LOCK_BIT; | |
543 | break; | |
544 | ||
545 | case INPUT_SVIDEO_VI2A_VI1A: | |
546 | case INPUT_SVIDEO_VI2B_VI1B: | |
547 | case INPUT_SVIDEO_VI2C_VI1C: | |
548 | case INPUT_SVIDEO_VI2A_VI3A: | |
549 | case INPUT_SVIDEO_VI2B_VI3B: | |
550 | case INPUT_SVIDEO_VI2C_VI3C: | |
551 | case INPUT_SVIDEO_VI4A_VI1A: | |
552 | case INPUT_SVIDEO_VI4A_VI1B: | |
553 | case INPUT_SVIDEO_VI4A_VI1C: | |
554 | case INPUT_SVIDEO_VI4A_VI3A: | |
555 | case INPUT_SVIDEO_VI4A_VI3B: | |
556 | case INPUT_SVIDEO_VI4A_VI3C: | |
557 | lock_mask = STATUS_HORZ_SYNC_LOCK_BIT | | |
558 | STATUS_VIRT_SYNC_LOCK_BIT; | |
559 | break; | |
560 | /*Need to add other interfaces*/ | |
561 | default: | |
562 | return -EINVAL; | |
563 | } | |
564 | /* check whether signal is locked */ | |
62ef80a1 | 565 | sync_lock_status = tvp514x_read_reg(sd, REG_STATUS1); |
07b1747c | 566 | if (lock_mask != (sync_lock_status & lock_mask)) |
2db4e78f | 567 | return 0; /* No input detected */ |
07b1747c | 568 | |
07b1747c VH |
569 | *std_id = decoder->std_list[current_std].standard.id; |
570 | ||
2db4e78f | 571 | v4l2_dbg(1, debug, sd, "Current STD: %s\n", |
07b1747c VH |
572 | decoder->std_list[current_std].standard.name); |
573 | return 0; | |
574 | } | |
575 | ||
c1c9d09c MK |
576 | /** |
577 | * tvp514x_s_std() - V4L2 decoder interface handler for s_std | |
62ef80a1 | 578 | * @sd: pointer to standard V4L2 sub-device structure |
07b1747c VH |
579 | * @std_id: standard V4L2 v4l2_std_id ioctl enum |
580 | * | |
581 | * If std_id is supported, sets the requested standard. Otherwise, returns | |
582 | * -EINVAL | |
583 | */ | |
62ef80a1 | 584 | static int tvp514x_s_std(struct v4l2_subdev *sd, v4l2_std_id std_id) |
07b1747c | 585 | { |
62ef80a1 | 586 | struct tvp514x_decoder *decoder = to_decoder(sd); |
07b1747c VH |
587 | int err, i; |
588 | ||
07b1747c | 589 | for (i = 0; i < decoder->num_stds; i++) |
62ef80a1 | 590 | if (std_id & decoder->std_list[i].standard.id) |
07b1747c VH |
591 | break; |
592 | ||
593 | if ((i == decoder->num_stds) || (i == STD_INVALID)) | |
594 | return -EINVAL; | |
595 | ||
62ef80a1 | 596 | err = tvp514x_write_reg(sd, REG_VIDEO_STD, |
07b1747c VH |
597 | decoder->std_list[i].video_std); |
598 | if (err) | |
599 | return err; | |
600 | ||
601 | decoder->current_std = i; | |
6722e0ef SAS |
602 | decoder->tvp514x_regs[REG_VIDEO_STD].val = |
603 | decoder->std_list[i].video_std; | |
07b1747c | 604 | |
3907b072 | 605 | v4l2_dbg(1, debug, sd, "Standard set to: %s\n", |
07b1747c VH |
606 | decoder->std_list[i].standard.name); |
607 | return 0; | |
608 | } | |
609 | ||
c1c9d09c MK |
610 | /** |
611 | * tvp514x_s_routing() - V4L2 decoder interface handler for s_routing | |
62ef80a1 | 612 | * @sd: pointer to standard V4L2 sub-device structure |
c1c9d09c MK |
613 | * @input: input selector for routing the signal |
614 | * @output: output selector for routing the signal | |
615 | * @config: config value. Not used | |
07b1747c VH |
616 | * |
617 | * If index is valid, selects the requested input. Otherwise, returns -EINVAL if | |
618 | * the input is not supported or there is no active signal present in the | |
619 | * selected input. | |
620 | */ | |
62ef80a1 MK |
621 | static int tvp514x_s_routing(struct v4l2_subdev *sd, |
622 | u32 input, u32 output, u32 config) | |
07b1747c | 623 | { |
62ef80a1 | 624 | struct tvp514x_decoder *decoder = to_decoder(sd); |
07b1747c VH |
625 | int err; |
626 | enum tvp514x_input input_sel; | |
627 | enum tvp514x_output output_sel; | |
07b1747c VH |
628 | u8 sync_lock_status, lock_mask; |
629 | int try_count = LOCK_RETRY_COUNT; | |
630 | ||
62ef80a1 MK |
631 | if ((input >= INPUT_INVALID) || |
632 | (output >= OUTPUT_INVALID)) | |
c1c9d09c MK |
633 | /* Index out of bound */ |
634 | return -EINVAL; | |
07b1747c | 635 | |
63b59cec VH |
636 | /* |
637 | * For the sequence streamon -> streamoff and again s_input | |
638 | * it fails to lock the signal, since streamoff puts TVP514x | |
639 | * into power off state which leads to failure in sub-sequent s_input. | |
640 | * | |
641 | * So power up the TVP514x device here, since it is important to lock | |
642 | * the signal at this stage. | |
643 | */ | |
644 | if (!decoder->streaming) | |
645 | tvp514x_s_stream(sd, 1); | |
646 | ||
62ef80a1 MK |
647 | input_sel = input; |
648 | output_sel = output; | |
07b1747c | 649 | |
62ef80a1 | 650 | err = tvp514x_write_reg(sd, REG_INPUT_SEL, input_sel); |
07b1747c VH |
651 | if (err) |
652 | return err; | |
653 | ||
62ef80a1 | 654 | output_sel |= tvp514x_read_reg(sd, |
07b1747c | 655 | REG_OUTPUT_FORMATTER1) & 0x7; |
62ef80a1 | 656 | err = tvp514x_write_reg(sd, REG_OUTPUT_FORMATTER1, |
07b1747c VH |
657 | output_sel); |
658 | if (err) | |
659 | return err; | |
660 | ||
6722e0ef SAS |
661 | decoder->tvp514x_regs[REG_INPUT_SEL].val = input_sel; |
662 | decoder->tvp514x_regs[REG_OUTPUT_FORMATTER1].val = output_sel; | |
07b1747c VH |
663 | |
664 | /* Clear status */ | |
665 | msleep(LOCK_RETRY_DELAY); | |
666 | err = | |
62ef80a1 | 667 | tvp514x_write_reg(sd, REG_CLEAR_LOST_LOCK, 0x01); |
07b1747c VH |
668 | if (err) |
669 | return err; | |
670 | ||
671 | switch (input_sel) { | |
672 | case INPUT_CVBS_VI1A: | |
673 | case INPUT_CVBS_VI1B: | |
674 | case INPUT_CVBS_VI1C: | |
675 | case INPUT_CVBS_VI2A: | |
676 | case INPUT_CVBS_VI2B: | |
677 | case INPUT_CVBS_VI2C: | |
678 | case INPUT_CVBS_VI3A: | |
679 | case INPUT_CVBS_VI3B: | |
680 | case INPUT_CVBS_VI3C: | |
681 | case INPUT_CVBS_VI4A: | |
682 | lock_mask = STATUS_CLR_SUBCAR_LOCK_BIT | | |
683 | STATUS_HORZ_SYNC_LOCK_BIT | | |
684 | STATUS_VIRT_SYNC_LOCK_BIT; | |
685 | break; | |
686 | ||
687 | case INPUT_SVIDEO_VI2A_VI1A: | |
688 | case INPUT_SVIDEO_VI2B_VI1B: | |
689 | case INPUT_SVIDEO_VI2C_VI1C: | |
690 | case INPUT_SVIDEO_VI2A_VI3A: | |
691 | case INPUT_SVIDEO_VI2B_VI3B: | |
692 | case INPUT_SVIDEO_VI2C_VI3C: | |
693 | case INPUT_SVIDEO_VI4A_VI1A: | |
694 | case INPUT_SVIDEO_VI4A_VI1B: | |
695 | case INPUT_SVIDEO_VI4A_VI1C: | |
696 | case INPUT_SVIDEO_VI4A_VI3A: | |
697 | case INPUT_SVIDEO_VI4A_VI3B: | |
698 | case INPUT_SVIDEO_VI4A_VI3C: | |
699 | lock_mask = STATUS_HORZ_SYNC_LOCK_BIT | | |
700 | STATUS_VIRT_SYNC_LOCK_BIT; | |
701 | break; | |
c1c9d09c | 702 | /* Need to add other interfaces*/ |
07b1747c VH |
703 | default: |
704 | return -EINVAL; | |
705 | } | |
706 | ||
707 | while (try_count-- > 0) { | |
708 | /* Allow decoder to sync up with new input */ | |
709 | msleep(LOCK_RETRY_DELAY); | |
710 | ||
62ef80a1 | 711 | sync_lock_status = tvp514x_read_reg(sd, |
07b1747c VH |
712 | REG_STATUS1); |
713 | if (lock_mask == (sync_lock_status & lock_mask)) | |
c1c9d09c MK |
714 | /* Input detected */ |
715 | break; | |
07b1747c VH |
716 | } |
717 | ||
2db4e78f | 718 | if (try_count < 0) |
07b1747c VH |
719 | return -EINVAL; |
720 | ||
62ef80a1 MK |
721 | decoder->input = input; |
722 | decoder->output = output; | |
07b1747c | 723 | |
2db4e78f | 724 | v4l2_dbg(1, debug, sd, "Input set to: %d\n", input_sel); |
07b1747c VH |
725 | |
726 | return 0; | |
727 | } | |
728 | ||
c1c9d09c MK |
729 | /** |
730 | * tvp514x_s_ctrl() - V4L2 decoder interface handler for s_ctrl | |
cf6832af | 731 | * @ctrl: pointer to v4l2_ctrl structure |
07b1747c VH |
732 | * |
733 | * If the requested control is supported, sets the control's current | |
734 | * value in HW. Otherwise, returns -EINVAL if the control is not supported. | |
735 | */ | |
cf6832af | 736 | static int tvp514x_s_ctrl(struct v4l2_ctrl *ctrl) |
07b1747c | 737 | { |
cf6832af | 738 | struct v4l2_subdev *sd = to_sd(ctrl); |
62ef80a1 | 739 | struct tvp514x_decoder *decoder = to_decoder(sd); |
07b1747c VH |
740 | int err = -EINVAL, value; |
741 | ||
cf6832af | 742 | value = ctrl->val; |
07b1747c VH |
743 | |
744 | switch (ctrl->id) { | |
745 | case V4L2_CID_BRIGHTNESS: | |
cf6832af HV |
746 | err = tvp514x_write_reg(sd, REG_BRIGHTNESS, value); |
747 | if (!err) | |
748 | decoder->tvp514x_regs[REG_BRIGHTNESS].val = value; | |
07b1747c VH |
749 | break; |
750 | case V4L2_CID_CONTRAST: | |
62ef80a1 | 751 | err = tvp514x_write_reg(sd, REG_CONTRAST, value); |
cf6832af HV |
752 | if (!err) |
753 | decoder->tvp514x_regs[REG_CONTRAST].val = value; | |
07b1747c VH |
754 | break; |
755 | case V4L2_CID_SATURATION: | |
62ef80a1 | 756 | err = tvp514x_write_reg(sd, REG_SATURATION, value); |
cf6832af HV |
757 | if (!err) |
758 | decoder->tvp514x_regs[REG_SATURATION].val = value; | |
07b1747c VH |
759 | break; |
760 | case V4L2_CID_HUE: | |
761 | if (value == 180) | |
762 | value = 0x7F; | |
763 | else if (value == -180) | |
764 | value = 0x80; | |
62ef80a1 | 765 | err = tvp514x_write_reg(sd, REG_HUE, value); |
cf6832af HV |
766 | if (!err) |
767 | decoder->tvp514x_regs[REG_HUE].val = value; | |
07b1747c VH |
768 | break; |
769 | case V4L2_CID_AUTOGAIN: | |
cf6832af HV |
770 | err = tvp514x_write_reg(sd, REG_AFE_GAIN_CTRL, value ? 0x0f : 0x0c); |
771 | if (!err) | |
772 | decoder->tvp514x_regs[REG_AFE_GAIN_CTRL].val = value; | |
07b1747c | 773 | break; |
07b1747c VH |
774 | } |
775 | ||
3907b072 | 776 | v4l2_dbg(1, debug, sd, "Set Control: ID - %d - %d\n", |
cf6832af | 777 | ctrl->id, ctrl->val); |
07b1747c VH |
778 | return err; |
779 | } | |
780 | ||
83811913 HV |
781 | /** |
782 | * tvp514x_enum_mbus_fmt() - V4L2 decoder interface handler for enum_mbus_fmt | |
783 | * @sd: pointer to standard V4L2 sub-device structure | |
784 | * @index: index of pixelcode to retrieve | |
785 | * @code: receives the pixelcode | |
786 | * | |
787 | * Enumerates supported mediabus formats | |
788 | */ | |
789 | static int | |
790 | tvp514x_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index, | |
791 | enum v4l2_mbus_pixelcode *code) | |
792 | { | |
793 | if (index) | |
794 | return -EINVAL; | |
795 | ||
796 | *code = V4L2_MBUS_FMT_YUYV10_2X10; | |
797 | return 0; | |
798 | } | |
799 | ||
83811913 HV |
800 | /** |
801 | * tvp514x_mbus_fmt_cap() - V4L2 decoder interface handler for try/s/g_mbus_fmt | |
802 | * @sd: pointer to standard V4L2 sub-device structure | |
803 | * @f: pointer to the mediabus format structure | |
804 | * | |
805 | * Negotiates the image capture size and mediabus format. | |
806 | */ | |
807 | static int | |
808 | tvp514x_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) | |
809 | { | |
810 | struct tvp514x_decoder *decoder = to_decoder(sd); | |
811 | enum tvp514x_std current_std; | |
812 | ||
813 | if (f == NULL) | |
814 | return -EINVAL; | |
815 | ||
816 | /* Calculate height and width based on current standard */ | |
817 | current_std = decoder->current_std; | |
818 | ||
819 | f->code = V4L2_MBUS_FMT_YUYV10_2X10; | |
820 | f->width = decoder->std_list[current_std].width; | |
821 | f->height = decoder->std_list[current_std].height; | |
822 | f->field = V4L2_FIELD_INTERLACED; | |
823 | f->colorspace = V4L2_COLORSPACE_SMPTE170M; | |
824 | ||
825 | v4l2_dbg(1, debug, sd, "MBUS_FMT: Width - %d, Height - %d\n", | |
826 | f->width, f->height); | |
827 | return 0; | |
828 | } | |
829 | ||
c1c9d09c MK |
830 | /** |
831 | * tvp514x_g_parm() - V4L2 decoder interface handler for g_parm | |
62ef80a1 | 832 | * @sd: pointer to standard V4L2 sub-device structure |
07b1747c VH |
833 | * @a: pointer to standard V4L2 VIDIOC_G_PARM ioctl structure |
834 | * | |
835 | * Returns the decoder's video CAPTURE parameters. | |
836 | */ | |
837 | static int | |
62ef80a1 | 838 | tvp514x_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *a) |
07b1747c | 839 | { |
62ef80a1 | 840 | struct tvp514x_decoder *decoder = to_decoder(sd); |
07b1747c VH |
841 | struct v4l2_captureparm *cparm; |
842 | enum tvp514x_std current_std; | |
843 | ||
844 | if (a == NULL) | |
845 | return -EINVAL; | |
846 | ||
847 | if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
c1c9d09c MK |
848 | /* only capture is supported */ |
849 | return -EINVAL; | |
07b1747c | 850 | |
07b1747c | 851 | /* get the current standard */ |
2db4e78f | 852 | current_std = decoder->current_std; |
07b1747c VH |
853 | |
854 | cparm = &a->parm.capture; | |
855 | cparm->capability = V4L2_CAP_TIMEPERFRAME; | |
856 | cparm->timeperframe = | |
857 | decoder->std_list[current_std].standard.frameperiod; | |
858 | ||
859 | return 0; | |
860 | } | |
861 | ||
c1c9d09c MK |
862 | /** |
863 | * tvp514x_s_parm() - V4L2 decoder interface handler for s_parm | |
62ef80a1 | 864 | * @sd: pointer to standard V4L2 sub-device structure |
07b1747c VH |
865 | * @a: pointer to standard V4L2 VIDIOC_S_PARM ioctl structure |
866 | * | |
867 | * Configures the decoder to use the input parameters, if possible. If | |
868 | * not possible, returns the appropriate error code. | |
869 | */ | |
870 | static int | |
62ef80a1 | 871 | tvp514x_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *a) |
07b1747c | 872 | { |
62ef80a1 | 873 | struct tvp514x_decoder *decoder = to_decoder(sd); |
07b1747c VH |
874 | struct v4l2_fract *timeperframe; |
875 | enum tvp514x_std current_std; | |
876 | ||
877 | if (a == NULL) | |
878 | return -EINVAL; | |
879 | ||
880 | if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
c1c9d09c MK |
881 | /* only capture is supported */ |
882 | return -EINVAL; | |
07b1747c VH |
883 | |
884 | timeperframe = &a->parm.capture.timeperframe; | |
885 | ||
886 | /* get the current standard */ | |
2db4e78f | 887 | current_std = decoder->current_std; |
07b1747c VH |
888 | |
889 | *timeperframe = | |
890 | decoder->std_list[current_std].standard.frameperiod; | |
891 | ||
892 | return 0; | |
893 | } | |
894 | ||
c1c9d09c MK |
895 | /** |
896 | * tvp514x_s_stream() - V4L2 decoder i/f handler for s_stream | |
62ef80a1 MK |
897 | * @sd: pointer to standard V4L2 sub-device structure |
898 | * @enable: streaming enable or disable | |
07b1747c | 899 | * |
62ef80a1 | 900 | * Sets streaming to enable or disable, if possible. |
07b1747c | 901 | */ |
62ef80a1 | 902 | static int tvp514x_s_stream(struct v4l2_subdev *sd, int enable) |
07b1747c | 903 | { |
07b1747c | 904 | int err = 0; |
62ef80a1 MK |
905 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
906 | struct tvp514x_decoder *decoder = to_decoder(sd); | |
07b1747c | 907 | |
62ef80a1 MK |
908 | if (decoder->streaming == enable) |
909 | return 0; | |
07b1747c | 910 | |
62ef80a1 MK |
911 | switch (enable) { |
912 | case 0: | |
913 | { | |
914 | /* Power Down Sequence */ | |
915 | err = tvp514x_write_reg(sd, REG_OPERATION_MODE, 0x01); | |
916 | if (err) { | |
917 | v4l2_err(sd, "Unable to turn off decoder\n"); | |
918 | return err; | |
919 | } | |
920 | decoder->streaming = enable; | |
07b1747c | 921 | break; |
62ef80a1 MK |
922 | } |
923 | case 1: | |
924 | { | |
925 | struct tvp514x_reg *int_seq = (struct tvp514x_reg *) | |
926 | client->driver->id_table->driver_data; | |
07b1747c | 927 | |
62ef80a1 MK |
928 | /* Power Up Sequence */ |
929 | err = tvp514x_write_regs(sd, int_seq); | |
930 | if (err) { | |
931 | v4l2_err(sd, "Unable to turn on decoder\n"); | |
932 | return err; | |
933 | } | |
934 | /* Detect if not already detected */ | |
935 | err = tvp514x_detect(sd, decoder); | |
936 | if (err) { | |
937 | v4l2_err(sd, "Unable to detect decoder\n"); | |
938 | return err; | |
07b1747c | 939 | } |
62ef80a1 MK |
940 | err = tvp514x_configure(sd, decoder); |
941 | if (err) { | |
942 | v4l2_err(sd, "Unable to configure decoder\n"); | |
943 | return err; | |
944 | } | |
945 | decoder->streaming = enable; | |
07b1747c | 946 | break; |
62ef80a1 | 947 | } |
07b1747c VH |
948 | default: |
949 | err = -ENODEV; | |
950 | break; | |
951 | } | |
952 | ||
953 | return err; | |
954 | } | |
955 | ||
cf6832af | 956 | static const struct v4l2_ctrl_ops tvp514x_ctrl_ops = { |
62ef80a1 | 957 | .s_ctrl = tvp514x_s_ctrl, |
cf6832af HV |
958 | }; |
959 | ||
960 | static const struct v4l2_subdev_core_ops tvp514x_core_ops = { | |
961 | .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, | |
962 | .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, | |
963 | .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, | |
964 | .g_ctrl = v4l2_subdev_g_ctrl, | |
965 | .s_ctrl = v4l2_subdev_s_ctrl, | |
966 | .queryctrl = v4l2_subdev_queryctrl, | |
967 | .querymenu = v4l2_subdev_querymenu, | |
62ef80a1 MK |
968 | .s_std = tvp514x_s_std, |
969 | }; | |
07b1747c | 970 | |
62ef80a1 MK |
971 | static const struct v4l2_subdev_video_ops tvp514x_video_ops = { |
972 | .s_routing = tvp514x_s_routing, | |
973 | .querystd = tvp514x_querystd, | |
83811913 HV |
974 | .enum_mbus_fmt = tvp514x_enum_mbus_fmt, |
975 | .g_mbus_fmt = tvp514x_mbus_fmt, | |
976 | .try_mbus_fmt = tvp514x_mbus_fmt, | |
977 | .s_mbus_fmt = tvp514x_mbus_fmt, | |
62ef80a1 MK |
978 | .g_parm = tvp514x_g_parm, |
979 | .s_parm = tvp514x_s_parm, | |
980 | .s_stream = tvp514x_s_stream, | |
981 | }; | |
07b1747c | 982 | |
62ef80a1 MK |
983 | static const struct v4l2_subdev_ops tvp514x_ops = { |
984 | .core = &tvp514x_core_ops, | |
985 | .video = &tvp514x_video_ops, | |
07b1747c VH |
986 | }; |
987 | ||
07b1747c | 988 | static struct tvp514x_decoder tvp514x_dev = { |
62ef80a1 | 989 | .streaming = 0, |
07b1747c VH |
990 | .current_std = STD_NTSC_MJ, |
991 | .std_list = tvp514x_std_list, | |
992 | .num_stds = ARRAY_SIZE(tvp514x_std_list), | |
62ef80a1 | 993 | |
07b1747c VH |
994 | }; |
995 | ||
c1c9d09c MK |
996 | /** |
997 | * tvp514x_probe() - decoder driver i2c probe handler | |
07b1747c | 998 | * @client: i2c driver client device structure |
62ef80a1 | 999 | * @id: i2c driver id table |
07b1747c VH |
1000 | * |
1001 | * Register decoder as an i2c client device and V4L2 | |
1002 | * device. | |
1003 | */ | |
1004 | static int | |
1005 | tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id) | |
1006 | { | |
6722e0ef | 1007 | struct tvp514x_decoder *decoder; |
62ef80a1 | 1008 | struct v4l2_subdev *sd; |
07b1747c VH |
1009 | |
1010 | /* Check if the adapter supports the needed features */ | |
1011 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
1012 | return -EIO; | |
1013 | ||
62ef80a1 MK |
1014 | if (!client->dev.platform_data) { |
1015 | v4l2_err(client, "No platform data!!\n"); | |
1016 | return -ENODEV; | |
1017 | } | |
1018 | ||
6722e0ef SAS |
1019 | decoder = kzalloc(sizeof(*decoder), GFP_KERNEL); |
1020 | if (!decoder) | |
1021 | return -ENOMEM; | |
1022 | ||
c1c9d09c | 1023 | /* Initialize the tvp514x_decoder with default configuration */ |
6722e0ef | 1024 | *decoder = tvp514x_dev; |
62ef80a1 | 1025 | /* Copy default register configuration */ |
6722e0ef SAS |
1026 | memcpy(decoder->tvp514x_regs, tvp514x_reg_list_default, |
1027 | sizeof(tvp514x_reg_list_default)); | |
62ef80a1 | 1028 | |
c1c9d09c | 1029 | /* Copy board specific information here */ |
62ef80a1 MK |
1030 | decoder->pdata = client->dev.platform_data; |
1031 | ||
c1c9d09c | 1032 | /** |
07b1747c VH |
1033 | * Fetch platform specific data, and configure the |
1034 | * tvp514x_reg_list[] accordingly. Since this is one | |
1035 | * time configuration, no need to preserve. | |
1036 | */ | |
6722e0ef | 1037 | decoder->tvp514x_regs[REG_OUTPUT_FORMATTER2].val |= |
62ef80a1 | 1038 | (decoder->pdata->clk_polarity << 1); |
6722e0ef | 1039 | decoder->tvp514x_regs[REG_SYNC_CONTROL].val |= |
62ef80a1 MK |
1040 | ((decoder->pdata->hs_polarity << 2) | |
1041 | (decoder->pdata->vs_polarity << 3)); | |
1042 | /* Set default standard to auto */ | |
1043 | decoder->tvp514x_regs[REG_VIDEO_STD].val = | |
1044 | VIDEO_STD_AUTO_SWITCH_BIT; | |
07b1747c VH |
1045 | |
1046 | /* Register with V4L2 layer as slave device */ | |
62ef80a1 MK |
1047 | sd = &decoder->sd; |
1048 | v4l2_i2c_subdev_init(sd, client, &tvp514x_ops); | |
1049 | ||
cf6832af HV |
1050 | v4l2_ctrl_handler_init(&decoder->hdl, 5); |
1051 | v4l2_ctrl_new_std(&decoder->hdl, &tvp514x_ctrl_ops, | |
1052 | V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); | |
1053 | v4l2_ctrl_new_std(&decoder->hdl, &tvp514x_ctrl_ops, | |
1054 | V4L2_CID_CONTRAST, 0, 255, 1, 128); | |
1055 | v4l2_ctrl_new_std(&decoder->hdl, &tvp514x_ctrl_ops, | |
1056 | V4L2_CID_SATURATION, 0, 255, 1, 128); | |
1057 | v4l2_ctrl_new_std(&decoder->hdl, &tvp514x_ctrl_ops, | |
1058 | V4L2_CID_HUE, -180, 180, 180, 0); | |
1059 | v4l2_ctrl_new_std(&decoder->hdl, &tvp514x_ctrl_ops, | |
1060 | V4L2_CID_AUTOGAIN, 0, 1, 1, 1); | |
1061 | sd->ctrl_handler = &decoder->hdl; | |
1062 | if (decoder->hdl.error) { | |
1063 | int err = decoder->hdl.error; | |
1064 | ||
1065 | v4l2_ctrl_handler_free(&decoder->hdl); | |
1066 | kfree(decoder); | |
1067 | return err; | |
1068 | } | |
1069 | v4l2_ctrl_handler_setup(&decoder->hdl); | |
1070 | ||
62ef80a1 MK |
1071 | v4l2_info(sd, "%s decoder driver registered !!\n", sd->name); |
1072 | ||
07b1747c | 1073 | return 0; |
6722e0ef | 1074 | |
07b1747c VH |
1075 | } |
1076 | ||
c1c9d09c MK |
1077 | /** |
1078 | * tvp514x_remove() - decoder driver i2c remove handler | |
07b1747c VH |
1079 | * @client: i2c driver client device structure |
1080 | * | |
1081 | * Unregister decoder as an i2c client device and V4L2 | |
1082 | * device. Complement of tvp514x_probe(). | |
1083 | */ | |
62ef80a1 | 1084 | static int tvp514x_remove(struct i2c_client *client) |
07b1747c | 1085 | { |
62ef80a1 MK |
1086 | struct v4l2_subdev *sd = i2c_get_clientdata(client); |
1087 | struct tvp514x_decoder *decoder = to_decoder(sd); | |
07b1747c | 1088 | |
62ef80a1 | 1089 | v4l2_device_unregister_subdev(sd); |
cf6832af | 1090 | v4l2_ctrl_handler_free(&decoder->hdl); |
6722e0ef | 1091 | kfree(decoder); |
07b1747c VH |
1092 | return 0; |
1093 | } | |
c1c9d09c | 1094 | /* TVP5146 Init/Power on Sequence */ |
07b1747c VH |
1095 | static const struct tvp514x_reg tvp5146_init_reg_seq[] = { |
1096 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x02}, | |
1097 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00}, | |
1098 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS3, 0x80}, | |
1099 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x01}, | |
1100 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x60}, | |
1101 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00}, | |
1102 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS3, 0xB0}, | |
1103 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x01}, | |
1104 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x00}, | |
1105 | {TOK_WRITE, REG_OPERATION_MODE, 0x01}, | |
1106 | {TOK_WRITE, REG_OPERATION_MODE, 0x00}, | |
62ef80a1 | 1107 | {TOK_TERM, 0, 0}, |
07b1747c | 1108 | }; |
62ef80a1 | 1109 | |
c1c9d09c | 1110 | /* TVP5147 Init/Power on Sequence */ |
07b1747c VH |
1111 | static const struct tvp514x_reg tvp5147_init_reg_seq[] = { |
1112 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x02}, | |
1113 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00}, | |
1114 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS3, 0x80}, | |
1115 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x01}, | |
1116 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x60}, | |
1117 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00}, | |
1118 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS3, 0xB0}, | |
1119 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x01}, | |
1120 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x16}, | |
1121 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00}, | |
1122 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS3, 0xA0}, | |
1123 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x16}, | |
1124 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x60}, | |
1125 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00}, | |
1126 | {TOK_WRITE, REG_VBUS_ADDRESS_ACCESS3, 0xB0}, | |
1127 | {TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x00}, | |
1128 | {TOK_WRITE, REG_OPERATION_MODE, 0x01}, | |
1129 | {TOK_WRITE, REG_OPERATION_MODE, 0x00}, | |
62ef80a1 | 1130 | {TOK_TERM, 0, 0}, |
07b1747c | 1131 | }; |
62ef80a1 | 1132 | |
c1c9d09c | 1133 | /* TVP5146M2/TVP5147M1 Init/Power on Sequence */ |
07b1747c VH |
1134 | static const struct tvp514x_reg tvp514xm_init_reg_seq[] = { |
1135 | {TOK_WRITE, REG_OPERATION_MODE, 0x01}, | |
1136 | {TOK_WRITE, REG_OPERATION_MODE, 0x00}, | |
62ef80a1 | 1137 | {TOK_TERM, 0, 0}, |
07b1747c | 1138 | }; |
62ef80a1 | 1139 | |
c1c9d09c | 1140 | /** |
07b1747c VH |
1141 | * I2C Device Table - |
1142 | * | |
1143 | * name - Name of the actual device/chip. | |
1144 | * driver_data - Driver data | |
1145 | */ | |
1146 | static const struct i2c_device_id tvp514x_id[] = { | |
62ef80a1 MK |
1147 | {"tvp5146", (unsigned long)tvp5146_init_reg_seq}, |
1148 | {"tvp5146m2", (unsigned long)tvp514xm_init_reg_seq}, | |
1149 | {"tvp5147", (unsigned long)tvp5147_init_reg_seq}, | |
1150 | {"tvp5147m1", (unsigned long)tvp514xm_init_reg_seq}, | |
07b1747c VH |
1151 | {}, |
1152 | }; | |
1153 | ||
1154 | MODULE_DEVICE_TABLE(i2c, tvp514x_id); | |
1155 | ||
62ef80a1 | 1156 | static struct i2c_driver tvp514x_driver = { |
07b1747c | 1157 | .driver = { |
62ef80a1 MK |
1158 | .owner = THIS_MODULE, |
1159 | .name = TVP514X_MODULE_NAME, | |
1160 | }, | |
07b1747c | 1161 | .probe = tvp514x_probe, |
62ef80a1 | 1162 | .remove = tvp514x_remove, |
07b1747c VH |
1163 | .id_table = tvp514x_id, |
1164 | }; | |
1165 | ||
c6e8d86f | 1166 | module_i2c_driver(tvp514x_driver); |