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Linux 4.9.243
[linux/fpc-iii.git] / drivers / media / i2c / tvp5150.c
blobb27362ae4a5e0182e6c0e79a72da24b9514f9ee9
1 /*
2 * tvp5150 - Texas Instruments TVP5150A/AM1 and TVP5151 video decoder driver
3 *
4 * Copyright (c) 2005,2006 Mauro Carvalho Chehab (mchehab@infradead.org)
5 * This code is placed under the terms of the GNU General Public License v2
6 */
7
8 #include <dt-bindings/media/tvp5150.h>
9 #include <linux/i2c.h>
10 #include <linux/slab.h>
11 #include <linux/videodev2.h>
12 #include <linux/delay.h>
13 #include <linux/gpio/consumer.h>
14 #include <linux/module.h>
15 #include <media/v4l2-async.h>
16 #include <media/v4l2-device.h>
17 #include <media/v4l2-ctrls.h>
18 #include <media/v4l2-of.h>
19 #include <media/v4l2-mc.h>
20
21 #include "tvp5150_reg.h"
22
23 #define TVP5150_H_MAX 720U
24 #define TVP5150_V_MAX_525_60 480U
25 #define TVP5150_V_MAX_OTHERS 576U
26 #define TVP5150_MAX_CROP_LEFT 511
27 #define TVP5150_MAX_CROP_TOP 127
28 #define TVP5150_CROP_SHIFT 2
29
30 MODULE_DESCRIPTION("Texas Instruments TVP5150A/TVP5150AM1/TVP5151 video decoder driver");
31 MODULE_AUTHOR("Mauro Carvalho Chehab");
32 MODULE_LICENSE("GPL");
33
34
35 static int debug;
36 module_param(debug, int, 0644);
37 MODULE_PARM_DESC(debug, "Debug level (0-2)");
38
39 struct tvp5150 {
40 struct v4l2_subdev sd;
41 #ifdef CONFIG_MEDIA_CONTROLLER
42 struct media_pad pads[DEMOD_NUM_PADS];
43 struct media_entity input_ent[TVP5150_INPUT_NUM];
44 struct media_pad input_pad[TVP5150_INPUT_NUM];
45 #endif
46 struct v4l2_ctrl_handler hdl;
47 struct v4l2_rect rect;
48
49 v4l2_std_id norm; /* Current set standard */
50 u32 input;
51 u32 output;
52 int enable;
53
54 u16 dev_id;
55 u16 rom_ver;
56
57 enum v4l2_mbus_type mbus_type;
58 };
59
60 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
61 {
62 return container_of(sd, struct tvp5150, sd);
63 }
64
65 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
66 {
67 return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
68 }
69
70 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
71 {
72 struct i2c_client *c = v4l2_get_subdevdata(sd);
73 int rc;
74
75 rc = i2c_smbus_read_byte_data(c, addr);
76 if (rc < 0) {
77 v4l2_err(sd, "i2c i/o error: rc == %d\n", rc);
78 return rc;
79 }
80
81 v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, rc);
82
83 return rc;
84 }
85
86 static int tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
87 unsigned char value)
88 {
89 struct i2c_client *c = v4l2_get_subdevdata(sd);
90 int rc;
91
92 v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", addr, value);
93 rc = i2c_smbus_write_byte_data(c, addr, value);
94 if (rc < 0)
95 v4l2_err(sd, "i2c i/o error: rc == %d\n", rc);
96
97 return rc;
98 }
99
100 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
101 const u8 end, int max_line)
102 {
103 int i = 0;
104
105 while (init != (u8)(end + 1)) {
106 if ((i % max_line) == 0) {
107 if (i > 0)
108 printk("\n");
109 printk("tvp5150: %s reg 0x%02x = ", s, init);
110 }
111 printk("%02x ", tvp5150_read(sd, init));
112
113 init++;
114 i++;
115 }
116 printk("\n");
117 }
118
119 static int tvp5150_log_status(struct v4l2_subdev *sd)
120 {
121 printk("tvp5150: Video input source selection #1 = 0x%02x\n",
122 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
123 printk("tvp5150: Analog channel controls = 0x%02x\n",
124 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
125 printk("tvp5150: Operation mode controls = 0x%02x\n",
126 tvp5150_read(sd, TVP5150_OP_MODE_CTL));
127 printk("tvp5150: Miscellaneous controls = 0x%02x\n",
128 tvp5150_read(sd, TVP5150_MISC_CTL));
129 printk("tvp5150: Autoswitch mask= 0x%02x\n",
130 tvp5150_read(sd, TVP5150_AUTOSW_MSK));
131 printk("tvp5150: Color killer threshold control = 0x%02x\n",
132 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
133 printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
134 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
135 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
136 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
137 printk("tvp5150: Brightness control = 0x%02x\n",
138 tvp5150_read(sd, TVP5150_BRIGHT_CTL));
139 printk("tvp5150: Color saturation control = 0x%02x\n",
140 tvp5150_read(sd, TVP5150_SATURATION_CTL));
141 printk("tvp5150: Hue control = 0x%02x\n",
142 tvp5150_read(sd, TVP5150_HUE_CTL));
143 printk("tvp5150: Contrast control = 0x%02x\n",
144 tvp5150_read(sd, TVP5150_CONTRAST_CTL));
145 printk("tvp5150: Outputs and data rates select = 0x%02x\n",
146 tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
147 printk("tvp5150: Configuration shared pins = 0x%02x\n",
148 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
149 printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
150 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
151 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
152 printk("tvp5150: Active video cropping stop = 0x%02x%02x\n",
153 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
154 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
155 printk("tvp5150: Genlock/RTC = 0x%02x\n",
156 tvp5150_read(sd, TVP5150_GENLOCK));
157 printk("tvp5150: Horizontal sync start = 0x%02x\n",
158 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
159 printk("tvp5150: Vertical blanking start = 0x%02x\n",
160 tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
161 printk("tvp5150: Vertical blanking stop = 0x%02x\n",
162 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
163 printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
164 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
165 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
166 printk("tvp5150: Interrupt reset register B = 0x%02x\n",
167 tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
168 printk("tvp5150: Interrupt enable register B = 0x%02x\n",
169 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
170 printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
171 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
172 printk("tvp5150: Video standard = 0x%02x\n",
173 tvp5150_read(sd, TVP5150_VIDEO_STD));
174 printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
175 tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
176 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
177 printk("tvp5150: Macrovision on counter = 0x%02x\n",
178 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
179 printk("tvp5150: Macrovision off counter = 0x%02x\n",
180 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
181 printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
182 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
183 printk("tvp5150: Device ID = %02x%02x\n",
184 tvp5150_read(sd, TVP5150_MSB_DEV_ID),
185 tvp5150_read(sd, TVP5150_LSB_DEV_ID));
186 printk("tvp5150: ROM version = (hex) %02x.%02x\n",
187 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
188 tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
189 printk("tvp5150: Vertical line count = 0x%02x%02x\n",
190 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
191 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
192 printk("tvp5150: Interrupt status register B = 0x%02x\n",
193 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
194 printk("tvp5150: Interrupt active register B = 0x%02x\n",
195 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
196 printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
197 tvp5150_read(sd, TVP5150_STATUS_REG_1),
198 tvp5150_read(sd, TVP5150_STATUS_REG_2),
199 tvp5150_read(sd, TVP5150_STATUS_REG_3),
200 tvp5150_read(sd, TVP5150_STATUS_REG_4),
201 tvp5150_read(sd, TVP5150_STATUS_REG_5));
202
203 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
204 TVP5150_TELETEXT_FIL1_END, 8);
205 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
206 TVP5150_TELETEXT_FIL2_END, 8);
207
208 printk("tvp5150: Teletext filter enable = 0x%02x\n",
209 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
210 printk("tvp5150: Interrupt status register A = 0x%02x\n",
211 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
212 printk("tvp5150: Interrupt enable register A = 0x%02x\n",
213 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
214 printk("tvp5150: Interrupt configuration = 0x%02x\n",
215 tvp5150_read(sd, TVP5150_INT_CONF));
216 printk("tvp5150: VDP status register = 0x%02x\n",
217 tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
218 printk("tvp5150: FIFO word count = 0x%02x\n",
219 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
220 printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
221 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
222 printk("tvp5150: FIFO reset = 0x%02x\n",
223 tvp5150_read(sd, TVP5150_FIFO_RESET));
224 printk("tvp5150: Line number interrupt = 0x%02x\n",
225 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
226 printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
227 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
228 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
229 printk("tvp5150: FIFO output control = 0x%02x\n",
230 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
231 printk("tvp5150: Full field enable = 0x%02x\n",
232 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
233 printk("tvp5150: Full field mode register = 0x%02x\n",
234 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
235
236 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI,
237 TVP5150_CC_DATA_END, 8);
238
239 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI,
240 TVP5150_WSS_DATA_END, 8);
241
242 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI,
243 TVP5150_VPS_DATA_END, 8);
244
245 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI,
246 TVP5150_VITC_DATA_END, 10);
247
248 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI,
249 TVP5150_LINE_MODE_END, 8);
250 return 0;
251 }
252
253 /****************************************************************************
254 Basic functions
255 ****************************************************************************/
256
257 static inline void tvp5150_selmux(struct v4l2_subdev *sd)
258 {
259 int opmode = 0;
260 struct tvp5150 *decoder = to_tvp5150(sd);
261 int input = 0;
262 int val;
263
264 /* Only tvp5150am1 and tvp5151 have signal generator support */
265 if ((decoder->dev_id == 0x5150 && decoder->rom_ver == 0x0400) ||
266 (decoder->dev_id == 0x5151 && decoder->rom_ver == 0x0100)) {
267 if (!decoder->enable)
268 input = 8;
269 }
270
271 switch (decoder->input) {
272 case TVP5150_COMPOSITE1:
273 input |= 2;
274 /* fall through */
275 case TVP5150_COMPOSITE0:
276 break;
277 case TVP5150_SVIDEO:
278 default:
279 input |= 1;
280 break;
281 }
282
283 v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
284 "=> tvp5150 input=%i, opmode=%i\n",
285 decoder->input, decoder->output,
286 input, opmode);
287
288 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
289 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
290
291 /*
292 * Setup the FID/GLCO/VLK/HVLK and INTREQ/GPCL/VBLK output signals. For
293 * S-Video we output the vertical lock (VLK) signal on FID/GLCO/VLK/HVLK
294 * and set INTREQ/GPCL/VBLK to logic 0. For composite we output the
295 * field indicator (FID) signal on FID/GLCO/VLK/HVLK and set
296 * INTREQ/GPCL/VBLK to logic 1.
297 */
298 val = tvp5150_read(sd, TVP5150_MISC_CTL);
299 if (val < 0) {
300 v4l2_err(sd, "%s: failed with error = %d\n", __func__, val);
301 return;
302 }
303
304 if (decoder->input == TVP5150_SVIDEO)
305 val = (val & ~TVP5150_MISC_CTL_GPCL) | TVP5150_MISC_CTL_HVLK;
306 else
307 val = (val & ~TVP5150_MISC_CTL_HVLK) | TVP5150_MISC_CTL_GPCL;
308 tvp5150_write(sd, TVP5150_MISC_CTL, val);
309 };
310
311 struct i2c_reg_value {
312 unsigned char reg;
313 unsigned char value;
314 };
315
316 /* Default values as sugested at TVP5150AM1 datasheet */
317 static const struct i2c_reg_value tvp5150_init_default[] = {
318 { /* 0x00 */
319 TVP5150_VD_IN_SRC_SEL_1,0x00
320 },
321 { /* 0x01 */
322 TVP5150_ANAL_CHL_CTL,0x15
323 },
324 { /* 0x02 */
325 TVP5150_OP_MODE_CTL,0x00
326 },
327 { /* 0x03 */
328 TVP5150_MISC_CTL,0x01
329 },
330 { /* 0x06 */
331 TVP5150_COLOR_KIL_THSH_CTL,0x10
332 },
333 { /* 0x07 */
334 TVP5150_LUMA_PROC_CTL_1,0x60
335 },
336 { /* 0x08 */
337 TVP5150_LUMA_PROC_CTL_2,0x00
338 },
339 { /* 0x09 */
340 TVP5150_BRIGHT_CTL,0x80
341 },
342 { /* 0x0a */
343 TVP5150_SATURATION_CTL,0x80
344 },
345 { /* 0x0b */
346 TVP5150_HUE_CTL,0x00
347 },
348 { /* 0x0c */
349 TVP5150_CONTRAST_CTL,0x80
350 },
351 { /* 0x0d */
352 TVP5150_DATA_RATE_SEL,0x47
353 },
354 { /* 0x0e */
355 TVP5150_LUMA_PROC_CTL_3,0x00
356 },
357 { /* 0x0f */
358 TVP5150_CONF_SHARED_PIN,0x08
359 },
360 { /* 0x11 */
361 TVP5150_ACT_VD_CROP_ST_MSB,0x00
362 },
363 { /* 0x12 */
364 TVP5150_ACT_VD_CROP_ST_LSB,0x00
365 },
366 { /* 0x13 */
367 TVP5150_ACT_VD_CROP_STP_MSB,0x00
368 },
369 { /* 0x14 */
370 TVP5150_ACT_VD_CROP_STP_LSB,0x00
371 },
372 { /* 0x15 */
373 TVP5150_GENLOCK,0x01
374 },
375 { /* 0x16 */
376 TVP5150_HORIZ_SYNC_START,0x80
377 },
378 { /* 0x18 */
379 TVP5150_VERT_BLANKING_START,0x00
380 },
381 { /* 0x19 */
382 TVP5150_VERT_BLANKING_STOP,0x00
383 },
384 { /* 0x1a */
385 TVP5150_CHROMA_PROC_CTL_1,0x0c
386 },
387 { /* 0x1b */
388 TVP5150_CHROMA_PROC_CTL_2,0x14
389 },
390 { /* 0x1c */
391 TVP5150_INT_RESET_REG_B,0x00
392 },
393 { /* 0x1d */
394 TVP5150_INT_ENABLE_REG_B,0x00
395 },
396 { /* 0x1e */
397 TVP5150_INTT_CONFIG_REG_B,0x00
398 },
399 { /* 0x28 */
400 TVP5150_VIDEO_STD,0x00
401 },
402 { /* 0x2e */
403 TVP5150_MACROVISION_ON_CTR,0x0f
404 },
405 { /* 0x2f */
406 TVP5150_MACROVISION_OFF_CTR,0x01
407 },
408 { /* 0xbb */
409 TVP5150_TELETEXT_FIL_ENA,0x00
410 },
411 { /* 0xc0 */
412 TVP5150_INT_STATUS_REG_A,0x00
413 },
414 { /* 0xc1 */
415 TVP5150_INT_ENABLE_REG_A,0x00
416 },
417 { /* 0xc2 */
418 TVP5150_INT_CONF,0x04
419 },
420 { /* 0xc8 */
421 TVP5150_FIFO_INT_THRESHOLD,0x80
422 },
423 { /* 0xc9 */
424 TVP5150_FIFO_RESET,0x00
425 },
426 { /* 0xca */
427 TVP5150_LINE_NUMBER_INT,0x00
428 },
429 { /* 0xcb */
430 TVP5150_PIX_ALIGN_REG_LOW,0x4e
431 },
432 { /* 0xcc */
433 TVP5150_PIX_ALIGN_REG_HIGH,0x00
434 },
435 { /* 0xcd */
436 TVP5150_FIFO_OUT_CTRL,0x01
437 },
438 { /* 0xcf */
439 TVP5150_FULL_FIELD_ENA,0x00
440 },
441 { /* 0xd0 */
442 TVP5150_LINE_MODE_INI,0x00
443 },
444 { /* 0xfc */
445 TVP5150_FULL_FIELD_MODE_REG,0x7f
446 },
447 { /* end of data */
448 0xff,0xff
449 }
450 };
451
452 /* Default values as sugested at TVP5150AM1 datasheet */
453 static const struct i2c_reg_value tvp5150_init_enable[] = {
454 {
455 TVP5150_CONF_SHARED_PIN, 2
456 },{ /* Automatic offset and AGC enabled */
457 TVP5150_ANAL_CHL_CTL, 0x15
458 },{ /* Activate YCrCb output 0x9 or 0xd ? */
459 TVP5150_MISC_CTL, TVP5150_MISC_CTL_GPCL |
460 TVP5150_MISC_CTL_INTREQ_OE |
461 TVP5150_MISC_CTL_YCBCR_OE |
462 TVP5150_MISC_CTL_SYNC_OE |
463 TVP5150_MISC_CTL_VBLANK |
464 TVP5150_MISC_CTL_CLOCK_OE,
465 },{ /* Activates video std autodetection for all standards */
466 TVP5150_AUTOSW_MSK, 0x0
467 },{ /* Default format: 0x47. For 4:2:2: 0x40 */
468 TVP5150_DATA_RATE_SEL, 0x47
469 },{
470 TVP5150_CHROMA_PROC_CTL_1, 0x0c
471 },{
472 TVP5150_CHROMA_PROC_CTL_2, 0x54
473 },{ /* Non documented, but initialized on WinTV USB2 */
474 0x27, 0x20
475 },{
476 0xff,0xff
477 }
478 };
479
480 struct tvp5150_vbi_type {
481 unsigned int vbi_type;
482 unsigned int ini_line;
483 unsigned int end_line;
484 unsigned int by_field :1;
485 };
486
487 struct i2c_vbi_ram_value {
488 u16 reg;
489 struct tvp5150_vbi_type type;
490 unsigned char values[16];
491 };
492
493 /* This struct have the values for each supported VBI Standard
494 * by
495 tvp5150_vbi_types should follow the same order as vbi_ram_default
496 * value 0 means rom position 0x10, value 1 means rom position 0x30
497 * and so on. There are 16 possible locations from 0 to 15.
498 */
499
500 static struct i2c_vbi_ram_value vbi_ram_default[] =
501 {
502 /* FIXME: Current api doesn't handle all VBI types, those not
503 yet supported are placed under #if 0 */
504 #if 0
505 {0x010, /* Teletext, SECAM, WST System A */
506 {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
507 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
508 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
509 },
510 #endif
511 {0x030, /* Teletext, PAL, WST System B */
512 {V4L2_SLICED_TELETEXT_B,6,22,1},
513 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
514 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
515 },
516 #if 0
517 {0x050, /* Teletext, PAL, WST System C */
518 {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
519 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
520 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
521 },
522 {0x070, /* Teletext, NTSC, WST System B */
523 {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
524 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
525 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
526 },
527 {0x090, /* Tetetext, NTSC NABTS System C */
528 {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
529 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
530 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
531 },
532 {0x0b0, /* Teletext, NTSC-J, NABTS System D */
533 {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
534 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
535 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
536 },
537 {0x0d0, /* Closed Caption, PAL/SECAM */
538 {V4L2_SLICED_CAPTION_625,22,22,1},
539 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
540 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
541 },
542 #endif
543 {0x0f0, /* Closed Caption, NTSC */
544 {V4L2_SLICED_CAPTION_525,21,21,1},
545 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
546 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
547 },
548 {0x110, /* Wide Screen Signal, PAL/SECAM */
549 {V4L2_SLICED_WSS_625,23,23,1},
550 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
551 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
552 },
553 #if 0
554 {0x130, /* Wide Screen Signal, NTSC C */
555 {V4L2_SLICED_WSS_525,20,20,1},
556 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
557 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
558 },
559 {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
560 {V4l2_SLICED_VITC_625,6,22,0},
561 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
562 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
563 },
564 {0x170, /* Vertical Interval Timecode (VITC), NTSC */
565 {V4l2_SLICED_VITC_525,10,20,0},
566 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
567 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
568 },
569 #endif
570 {0x190, /* Video Program System (VPS), PAL */
571 {V4L2_SLICED_VPS,16,16,0},
572 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
573 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
574 },
575 /* 0x1d0 User programmable */
576
577 /* End of struct */
578 { (u16)-1 }
579 };
580
581 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
582 const struct i2c_reg_value *regs)
583 {
584 while (regs->reg != 0xff) {
585 tvp5150_write(sd, regs->reg, regs->value);
586 regs++;
587 }
588 return 0;
589 }
590
591 static int tvp5150_vdp_init(struct v4l2_subdev *sd,
592 const struct i2c_vbi_ram_value *regs)
593 {
594 unsigned int i;
595
596 /* Disable Full Field */
597 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
598
599 /* Before programming, Line mode should be at 0xff */
600 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
601 tvp5150_write(sd, i, 0xff);
602
603 /* Load Ram Table */
604 while (regs->reg != (u16)-1) {
605 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
606 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
607
608 for (i = 0; i < 16; i++)
609 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
610
611 regs++;
612 }
613 return 0;
614 }
615
616 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
617 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
618 struct v4l2_sliced_vbi_cap *cap)
619 {
620 const struct i2c_vbi_ram_value *regs = vbi_ram_default;
621 int line;
622
623 v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
624 memset(cap, 0, sizeof *cap);
625
626 while (regs->reg != (u16)-1 ) {
627 for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
628 cap->service_lines[0][line] |= regs->type.vbi_type;
629 }
630 cap->service_set |= regs->type.vbi_type;
631
632 regs++;
633 }
634 return 0;
635 }
636
637 /* Set vbi processing
638 * type - one of tvp5150_vbi_types
639 * line - line to gather data
640 * fields: bit 0 field1, bit 1, field2
641 * flags (default=0xf0) is a bitmask, were set means:
642 * bit 7: enable filtering null bytes on CC
643 * bit 6: send data also to FIFO
644 * bit 5: don't allow data with errors on FIFO
645 * bit 4: enable ECC when possible
646 * pix_align = pix alignment:
647 * LSB = field1
648 * MSB = field2
649 */
650 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
651 const struct i2c_vbi_ram_value *regs,
652 unsigned int type,u8 flags, int line,
653 const int fields)
654 {
655 struct tvp5150 *decoder = to_tvp5150(sd);
656 v4l2_std_id std = decoder->norm;
657 u8 reg;
658 int pos=0;
659
660 if (std == V4L2_STD_ALL) {
661 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
662 return 0;
663 } else if (std & V4L2_STD_625_50) {
664 /* Don't follow NTSC Line number convension */
665 line += 3;
666 }
667
668 if (line<6||line>27)
669 return 0;
670
671 while (regs->reg != (u16)-1 ) {
672 if ((type & regs->type.vbi_type) &&
673 (line>=regs->type.ini_line) &&
674 (line<=regs->type.end_line)) {
675 type=regs->type.vbi_type;
676 break;
677 }
678
679 regs++;
680 pos++;
681 }
682 if (regs->reg == (u16)-1)
683 return 0;
684
685 type=pos | (flags & 0xf0);
686 reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
687
688 if (fields&1) {
689 tvp5150_write(sd, reg, type);
690 }
691
692 if (fields&2) {
693 tvp5150_write(sd, reg+1, type);
694 }
695
696 return type;
697 }
698
699 static int tvp5150_get_vbi(struct v4l2_subdev *sd,
700 const struct i2c_vbi_ram_value *regs, int line)
701 {
702 struct tvp5150 *decoder = to_tvp5150(sd);
703 v4l2_std_id std = decoder->norm;
704 u8 reg;
705 int pos, type = 0;
706 int i, ret = 0;
707
708 if (std == V4L2_STD_ALL) {
709 v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
710 return 0;
711 } else if (std & V4L2_STD_625_50) {
712 /* Don't follow NTSC Line number convension */
713 line += 3;
714 }
715
716 if (line < 6 || line > 27)
717 return 0;
718
719 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
720
721 for (i = 0; i <= 1; i++) {
722 ret = tvp5150_read(sd, reg + i);
723 if (ret < 0) {
724 v4l2_err(sd, "%s: failed with error = %d\n",
725 __func__, ret);
726 return 0;
727 }
728 pos = ret & 0x0f;
729 if (pos < 0x0f)
730 type |= regs[pos].type.vbi_type;
731 }
732
733 return type;
734 }
735
736 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
737 {
738 struct tvp5150 *decoder = to_tvp5150(sd);
739 int fmt = 0;
740
741 decoder->norm = std;
742
743 /* First tests should be against specific std */
744
745 if (std == V4L2_STD_NTSC_443) {
746 fmt = VIDEO_STD_NTSC_4_43_BIT;
747 } else if (std == V4L2_STD_PAL_M) {
748 fmt = VIDEO_STD_PAL_M_BIT;
749 } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) {
750 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
751 } else {
752 /* Then, test against generic ones */
753 if (std & V4L2_STD_NTSC)
754 fmt = VIDEO_STD_NTSC_MJ_BIT;
755 else if (std & V4L2_STD_PAL)
756 fmt = VIDEO_STD_PAL_BDGHIN_BIT;
757 else if (std & V4L2_STD_SECAM)
758 fmt = VIDEO_STD_SECAM_BIT;
759 }
760
761 v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
762 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
763 return 0;
764 }
765
766 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
767 {
768 struct tvp5150 *decoder = to_tvp5150(sd);
769
770 if (decoder->norm == std)
771 return 0;
772
773 /* Change cropping height limits */
774 if (std & V4L2_STD_525_60)
775 decoder->rect.height = TVP5150_V_MAX_525_60;
776 else
777 decoder->rect.height = TVP5150_V_MAX_OTHERS;
778
779
780 return tvp5150_set_std(sd, std);
781 }
782
783 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
784 {
785 struct tvp5150 *decoder = to_tvp5150(sd);
786
787 /* Initializes TVP5150 to its default values */
788 tvp5150_write_inittab(sd, tvp5150_init_default);
789
790 /* Initializes VDP registers */
791 tvp5150_vdp_init(sd, vbi_ram_default);
792
793 /* Selects decoder input */
794 tvp5150_selmux(sd);
795
796 /* Initializes TVP5150 to stream enabled values */
797 tvp5150_write_inittab(sd, tvp5150_init_enable);
798
799 /* Initialize image preferences */
800 v4l2_ctrl_handler_setup(&decoder->hdl);
801
802 tvp5150_set_std(sd, decoder->norm);
803
804 if (decoder->mbus_type == V4L2_MBUS_PARALLEL)
805 tvp5150_write(sd, TVP5150_DATA_RATE_SEL, 0x40);
806
807 return 0;
808 };
809
810 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
811 {
812 struct v4l2_subdev *sd = to_sd(ctrl);
813 struct tvp5150 *decoder = to_tvp5150(sd);
814
815 switch (ctrl->id) {
816 case V4L2_CID_BRIGHTNESS:
817 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val);
818 return 0;
819 case V4L2_CID_CONTRAST:
820 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val);
821 return 0;
822 case V4L2_CID_SATURATION:
823 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val);
824 return 0;
825 case V4L2_CID_HUE:
826 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val);
827 return 0;
828 case V4L2_CID_TEST_PATTERN:
829 decoder->enable = ctrl->val ? false : true;
830 tvp5150_selmux(sd);
831 return 0;
832 }
833 return -EINVAL;
834 }
835
836 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
837 {
838 int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
839
840 switch (val & 0x0F) {
841 case 0x01:
842 return V4L2_STD_NTSC;
843 case 0x03:
844 return V4L2_STD_PAL;
845 case 0x05:
846 return V4L2_STD_PAL_M;
847 case 0x07:
848 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
849 case 0x09:
850 return V4L2_STD_NTSC_443;
851 case 0xb:
852 return V4L2_STD_SECAM;
853 default:
854 return V4L2_STD_UNKNOWN;
855 }
856 }
857
858 static int tvp5150_fill_fmt(struct v4l2_subdev *sd,
859 struct v4l2_subdev_pad_config *cfg,
860 struct v4l2_subdev_format *format)
861 {
862 struct v4l2_mbus_framefmt *f;
863 struct tvp5150 *decoder = to_tvp5150(sd);
864
865 if (!format || format->pad)
866 return -EINVAL;
867
868 f = &format->format;
869
870 f->width = decoder->rect.width;
871 f->height = decoder->rect.height / 2;
872
873 f->code = MEDIA_BUS_FMT_UYVY8_2X8;
874 f->field = V4L2_FIELD_ALTERNATE;
875 f->colorspace = V4L2_COLORSPACE_SMPTE170M;
876
877 v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width,
878 f->height);
879 return 0;
880 }
881
882 static int tvp5150_set_selection(struct v4l2_subdev *sd,
883 struct v4l2_subdev_pad_config *cfg,
884 struct v4l2_subdev_selection *sel)
885 {
886 struct tvp5150 *decoder = to_tvp5150(sd);
887 struct v4l2_rect rect = sel->r;
888 v4l2_std_id std;
889 int hmax;
890
891 if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE ||
892 sel->target != V4L2_SEL_TGT_CROP)
893 return -EINVAL;
894
895 v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n",
896 __func__, rect.left, rect.top, rect.width, rect.height);
897
898 /* tvp5150 has some special limits */
899 rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT);
900 rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP);
901
902 /* Calculate height based on current standard */
903 if (decoder->norm == V4L2_STD_ALL)
904 std = tvp5150_read_std(sd);
905 else
906 std = decoder->norm;
907
908 if (std & V4L2_STD_525_60)
909 hmax = TVP5150_V_MAX_525_60;
910 else
911 hmax = TVP5150_V_MAX_OTHERS;
912
913 /*
914 * alignments:
915 * - width = 2 due to UYVY colorspace
916 * - height, image = no special alignment
917 */
918 v4l_bound_align_image(&rect.width,
919 TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left,
920 TVP5150_H_MAX - rect.left, 1, &rect.height,
921 hmax - TVP5150_MAX_CROP_TOP - rect.top,
922 hmax - rect.top, 0, 0);
923
924 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top);
925 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP,
926 rect.top + rect.height - hmax);
927 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB,
928 rect.left >> TVP5150_CROP_SHIFT);
929 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB,
930 rect.left | (1 << TVP5150_CROP_SHIFT));
931 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB,
932 (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >>
933 TVP5150_CROP_SHIFT);
934 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB,
935 rect.left + rect.width - TVP5150_MAX_CROP_LEFT);
936
937 decoder->rect = rect;
938
939 return 0;
940 }
941
942 static int tvp5150_get_selection(struct v4l2_subdev *sd,
943 struct v4l2_subdev_pad_config *cfg,
944 struct v4l2_subdev_selection *sel)
945 {
946 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
947 v4l2_std_id std;
948
949 if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE)
950 return -EINVAL;
951
952 switch (sel->target) {
953 case V4L2_SEL_TGT_CROP_BOUNDS:
954 case V4L2_SEL_TGT_CROP_DEFAULT:
955 sel->r.left = 0;
956 sel->r.top = 0;
957 sel->r.width = TVP5150_H_MAX;
958
959 /* Calculate height based on current standard */
960 if (decoder->norm == V4L2_STD_ALL)
961 std = tvp5150_read_std(sd);
962 else
963 std = decoder->norm;
964 if (std & V4L2_STD_525_60)
965 sel->r.height = TVP5150_V_MAX_525_60;
966 else
967 sel->r.height = TVP5150_V_MAX_OTHERS;
968 return 0;
969 case V4L2_SEL_TGT_CROP:
970 sel->r = decoder->rect;
971 return 0;
972 default:
973 return -EINVAL;
974 }
975 }
976
977 static int tvp5150_g_mbus_config(struct v4l2_subdev *sd,
978 struct v4l2_mbus_config *cfg)
979 {
980 struct tvp5150 *decoder = to_tvp5150(sd);
981
982 cfg->type = decoder->mbus_type;
983 cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING
984 | V4L2_MBUS_FIELD_EVEN_LOW | V4L2_MBUS_DATA_ACTIVE_HIGH;
985
986 return 0;
987 }
988
989 /****************************************************************************
990 V4L2 subdev pad ops
991 ****************************************************************************/
992 static int tvp5150_enum_mbus_code(struct v4l2_subdev *sd,
993 struct v4l2_subdev_pad_config *cfg,
994 struct v4l2_subdev_mbus_code_enum *code)
995 {
996 if (code->pad || code->index)
997 return -EINVAL;
998
999 code->code = MEDIA_BUS_FMT_UYVY8_2X8;
1000 return 0;
1001 }
1002
1003 static int tvp5150_enum_frame_size(struct v4l2_subdev *sd,
1004 struct v4l2_subdev_pad_config *cfg,
1005 struct v4l2_subdev_frame_size_enum *fse)
1006 {
1007 struct tvp5150 *decoder = to_tvp5150(sd);
1008
1009 if (fse->index >= 8 || fse->code != MEDIA_BUS_FMT_UYVY8_2X8)
1010 return -EINVAL;
1011
1012 fse->code = MEDIA_BUS_FMT_UYVY8_2X8;
1013 fse->min_width = decoder->rect.width;
1014 fse->max_width = decoder->rect.width;
1015 fse->min_height = decoder->rect.height / 2;
1016 fse->max_height = decoder->rect.height / 2;
1017
1018 return 0;
1019 }
1020
1021 /****************************************************************************
1022 Media entity ops
1023 ****************************************************************************/
1024
1025 static int tvp5150_link_setup(struct media_entity *entity,
1026 const struct media_pad *local,
1027 const struct media_pad *remote, u32 flags)
1028 {
1029 #ifdef CONFIG_MEDIA_CONTROLLER
1030 struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
1031 struct tvp5150 *decoder = to_tvp5150(sd);
1032 int i;
1033
1034 for (i = 0; i < TVP5150_INPUT_NUM; i++) {
1035 if (remote->entity == &decoder->input_ent[i])
1036 break;
1037 }
1038
1039 /* Do nothing for entities that are not input connectors */
1040 if (i == TVP5150_INPUT_NUM)
1041 return 0;
1042
1043 decoder->input = i;
1044
1045 tvp5150_selmux(sd);
1046 #endif
1047
1048 return 0;
1049 }
1050
1051 static const struct media_entity_operations tvp5150_sd_media_ops = {
1052 .link_setup = tvp5150_link_setup,
1053 };
1054
1055 /****************************************************************************
1056 I2C Command
1057 ****************************************************************************/
1058
1059 static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable)
1060 {
1061 struct tvp5150 *decoder = to_tvp5150(sd);
1062 int val;
1063
1064 /* Enable or disable the video output signals. */
1065 val = tvp5150_read(sd, TVP5150_MISC_CTL);
1066 if (val < 0)
1067 return val;
1068
1069 val &= ~(TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE |
1070 TVP5150_MISC_CTL_CLOCK_OE);
1071
1072 if (enable) {
1073 /*
1074 * Enable the YCbCr and clock outputs. In discrete sync mode
1075 * (non-BT.656) additionally enable the the sync outputs.
1076 */
1077 val |= TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_CLOCK_OE;
1078 if (decoder->mbus_type == V4L2_MBUS_PARALLEL)
1079 val |= TVP5150_MISC_CTL_SYNC_OE;
1080 }
1081
1082 tvp5150_write(sd, TVP5150_MISC_CTL, val);
1083
1084 return 0;
1085 }
1086
1087 static int tvp5150_s_routing(struct v4l2_subdev *sd,
1088 u32 input, u32 output, u32 config)
1089 {
1090 struct tvp5150 *decoder = to_tvp5150(sd);
1091
1092 decoder->input = input;
1093 decoder->output = output;
1094
1095 if (output == TVP5150_BLACK_SCREEN)
1096 decoder->enable = false;
1097 else
1098 decoder->enable = true;
1099
1100 tvp5150_selmux(sd);
1101 return 0;
1102 }
1103
1104 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
1105 {
1106 /* this is for capturing 36 raw vbi lines
1107 if there's a way to cut off the beginning 2 vbi lines
1108 with the tvp5150 then the vbi line count could be lowered
1109 to 17 lines/field again, although I couldn't find a register
1110 which could do that cropping */
1111 if (fmt->sample_format == V4L2_PIX_FMT_GREY)
1112 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
1113 if (fmt->count[0] == 18 && fmt->count[1] == 18) {
1114 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
1115 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
1116 }
1117 return 0;
1118 }
1119
1120 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1121 {
1122 int i;
1123
1124 if (svbi->service_set != 0) {
1125 for (i = 0; i <= 23; i++) {
1126 svbi->service_lines[1][i] = 0;
1127 svbi->service_lines[0][i] =
1128 tvp5150_set_vbi(sd, vbi_ram_default,
1129 svbi->service_lines[0][i], 0xf0, i, 3);
1130 }
1131 /* Enables FIFO */
1132 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
1133 } else {
1134 /* Disables FIFO*/
1135 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
1136
1137 /* Disable Full Field */
1138 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
1139
1140 /* Disable Line modes */
1141 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
1142 tvp5150_write(sd, i, 0xff);
1143 }
1144 return 0;
1145 }
1146
1147 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1148 {
1149 int i, mask = 0;
1150
1151 memset(svbi->service_lines, 0, sizeof(svbi->service_lines));
1152
1153 for (i = 0; i <= 23; i++) {
1154 svbi->service_lines[0][i] =
1155 tvp5150_get_vbi(sd, vbi_ram_default, i);
1156 mask |= svbi->service_lines[0][i];
1157 }
1158 svbi->service_set = mask;
1159 return 0;
1160 }
1161
1162 #ifdef CONFIG_VIDEO_ADV_DEBUG
1163 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1164 {
1165 int res;
1166
1167 res = tvp5150_read(sd, reg->reg & 0xff);
1168 if (res < 0) {
1169 v4l2_err(sd, "%s: failed with error = %d\n", __func__, res);
1170 return res;
1171 }
1172
1173 reg->val = res;
1174 reg->size = 1;
1175 return 0;
1176 }
1177
1178 static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
1179 {
1180 return tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1181 }
1182 #endif
1183
1184 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1185 {
1186 int status = tvp5150_read(sd, 0x88);
1187
1188 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1189 return 0;
1190 }
1191
1192 static int tvp5150_registered(struct v4l2_subdev *sd)
1193 {
1194 #ifdef CONFIG_MEDIA_CONTROLLER
1195 struct tvp5150 *decoder = to_tvp5150(sd);
1196 int ret = 0;
1197 int i;
1198
1199 for (i = 0; i < TVP5150_INPUT_NUM; i++) {
1200 struct media_entity *input = &decoder->input_ent[i];
1201 struct media_pad *pad = &decoder->input_pad[i];
1202
1203 if (!input->name)
1204 continue;
1205
1206 decoder->input_pad[i].flags = MEDIA_PAD_FL_SOURCE;
1207
1208 ret = media_entity_pads_init(input, 1, pad);
1209 if (ret < 0)
1210 return ret;
1211
1212 ret = media_device_register_entity(sd->v4l2_dev->mdev, input);
1213 if (ret < 0)
1214 return ret;
1215
1216 ret = media_create_pad_link(input, 0, &sd->entity,
1217 DEMOD_PAD_IF_INPUT, 0);
1218 if (ret < 0) {
1219 media_device_unregister_entity(input);
1220 return ret;
1221 }
1222 }
1223 #endif
1224
1225 return 0;
1226 }
1227
1228 /* ----------------------------------------------------------------------- */
1229
1230 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
1231 .s_ctrl = tvp5150_s_ctrl,
1232 };
1233
1234 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1235 .log_status = tvp5150_log_status,
1236 .reset = tvp5150_reset,
1237 #ifdef CONFIG_VIDEO_ADV_DEBUG
1238 .g_register = tvp5150_g_register,
1239 .s_register = tvp5150_s_register,
1240 #endif
1241 };
1242
1243 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1244 .g_tuner = tvp5150_g_tuner,
1245 };
1246
1247 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1248 .s_std = tvp5150_s_std,
1249 .s_stream = tvp5150_s_stream,
1250 .s_routing = tvp5150_s_routing,
1251 .g_mbus_config = tvp5150_g_mbus_config,
1252 };
1253
1254 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1255 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1256 .g_sliced_fmt = tvp5150_g_sliced_fmt,
1257 .s_sliced_fmt = tvp5150_s_sliced_fmt,
1258 .s_raw_fmt = tvp5150_s_raw_fmt,
1259 };
1260
1261 static const struct v4l2_subdev_pad_ops tvp5150_pad_ops = {
1262 .enum_mbus_code = tvp5150_enum_mbus_code,
1263 .enum_frame_size = tvp5150_enum_frame_size,
1264 .set_fmt = tvp5150_fill_fmt,
1265 .get_fmt = tvp5150_fill_fmt,
1266 .get_selection = tvp5150_get_selection,
1267 .set_selection = tvp5150_set_selection,
1268 };
1269
1270 static const struct v4l2_subdev_ops tvp5150_ops = {
1271 .core = &tvp5150_core_ops,
1272 .tuner = &tvp5150_tuner_ops,
1273 .video = &tvp5150_video_ops,
1274 .vbi = &tvp5150_vbi_ops,
1275 .pad = &tvp5150_pad_ops,
1276 };
1277
1278 static const struct v4l2_subdev_internal_ops tvp5150_internal_ops = {
1279 .registered = tvp5150_registered,
1280 };
1281
1282
1283 /****************************************************************************
1284 I2C Client & Driver
1285 ****************************************************************************/
1286
1287 static int tvp5150_detect_version(struct tvp5150 *core)
1288 {
1289 struct v4l2_subdev *sd = &core->sd;
1290 struct i2c_client *c = v4l2_get_subdevdata(sd);
1291 unsigned int i;
1292 u8 regs[4];
1293 int res;
1294
1295 /*
1296 * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID,
1297 * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER
1298 */
1299 for (i = 0; i < 4; i++) {
1300 res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i);
1301 if (res < 0)
1302 return res;
1303 regs[i] = res;
1304 }
1305
1306 core->dev_id = (regs[0] << 8) | regs[1];
1307 core->rom_ver = (regs[2] << 8) | regs[3];
1308
1309 v4l2_info(sd, "tvp%04x (%u.%u) chip found @ 0x%02x (%s)\n",
1310 core->dev_id, regs[2], regs[3], c->addr << 1,
1311 c->adapter->name);
1312
1313 if (core->dev_id == 0x5150 && core->rom_ver == 0x0321) {
1314 v4l2_info(sd, "tvp5150a detected.\n");
1315 } else if (core->dev_id == 0x5150 && core->rom_ver == 0x0400) {
1316 v4l2_info(sd, "tvp5150am1 detected.\n");
1317
1318 /* ITU-T BT.656.4 timing */
1319 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
1320 } else if (core->dev_id == 0x5151 && core->rom_ver == 0x0100) {
1321 v4l2_info(sd, "tvp5151 detected.\n");
1322 } else {
1323 v4l2_info(sd, "*** unknown tvp%04x chip detected.\n",
1324 core->dev_id);
1325 }
1326
1327 return 0;
1328 }
1329
1330 static int tvp5150_init(struct i2c_client *c)
1331 {
1332 struct gpio_desc *pdn_gpio;
1333 struct gpio_desc *reset_gpio;
1334
1335 pdn_gpio = devm_gpiod_get_optional(&c->dev, "pdn", GPIOD_OUT_HIGH);
1336 if (IS_ERR(pdn_gpio))
1337 return PTR_ERR(pdn_gpio);
1338
1339 if (pdn_gpio) {
1340 gpiod_set_value_cansleep(pdn_gpio, 0);
1341 /* Delay time between power supplies active and reset */
1342 msleep(20);
1343 }
1344
1345 reset_gpio = devm_gpiod_get_optional(&c->dev, "reset", GPIOD_OUT_HIGH);
1346 if (IS_ERR(reset_gpio))
1347 return PTR_ERR(reset_gpio);
1348
1349 if (reset_gpio) {
1350 /* RESETB pulse duration */
1351 ndelay(500);
1352 gpiod_set_value_cansleep(reset_gpio, 0);
1353 /* Delay time between end of reset to I2C active */
1354 usleep_range(200, 250);
1355 }
1356
1357 return 0;
1358 }
1359
1360 static int tvp5150_parse_dt(struct tvp5150 *decoder, struct device_node *np)
1361 {
1362 struct v4l2_of_endpoint bus_cfg;
1363 struct device_node *ep;
1364 #ifdef CONFIG_MEDIA_CONTROLLER
1365 struct device_node *connectors, *child;
1366 struct media_entity *input;
1367 const char *name;
1368 u32 input_type;
1369 #endif
1370 unsigned int flags;
1371 int ret = 0;
1372
1373 ep = of_graph_get_next_endpoint(np, NULL);
1374 if (!ep)
1375 return -EINVAL;
1376
1377 ret = v4l2_of_parse_endpoint(ep, &bus_cfg);
1378 if (ret)
1379 goto err;
1380
1381 flags = bus_cfg.bus.parallel.flags;
1382
1383 if (bus_cfg.bus_type == V4L2_MBUS_PARALLEL &&
1384 !(flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH &&
1385 flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH &&
1386 flags & V4L2_MBUS_FIELD_EVEN_LOW)) {
1387 ret = -EINVAL;
1388 goto err;
1389 }
1390
1391 decoder->mbus_type = bus_cfg.bus_type;
1392
1393 #ifdef CONFIG_MEDIA_CONTROLLER
1394 connectors = of_get_child_by_name(np, "connectors");
1395
1396 if (!connectors)
1397 goto err;
1398
1399 for_each_available_child_of_node(connectors, child) {
1400 ret = of_property_read_u32(child, "input", &input_type);
1401 if (ret) {
1402 v4l2_err(&decoder->sd,
1403 "missing type property in node %s\n",
1404 child->name);
1405 goto err_connector;
1406 }
1407
1408 if (input_type >= TVP5150_INPUT_NUM) {
1409 ret = -EINVAL;
1410 goto err_connector;
1411 }
1412
1413 input = &decoder->input_ent[input_type];
1414
1415 /* Each input connector can only be defined once */
1416 if (input->name) {
1417 v4l2_err(&decoder->sd,
1418 "input %s with same type already exists\n",
1419 input->name);
1420 ret = -EINVAL;
1421 goto err_connector;
1422 }
1423
1424 switch (input_type) {
1425 case TVP5150_COMPOSITE0:
1426 case TVP5150_COMPOSITE1:
1427 input->function = MEDIA_ENT_F_CONN_COMPOSITE;
1428 break;
1429 case TVP5150_SVIDEO:
1430 input->function = MEDIA_ENT_F_CONN_SVIDEO;
1431 break;
1432 }
1433
1434 input->flags = MEDIA_ENT_FL_CONNECTOR;
1435
1436 ret = of_property_read_string(child, "label", &name);
1437 if (ret < 0) {
1438 v4l2_err(&decoder->sd,
1439 "missing label property in node %s\n",
1440 child->name);
1441 goto err_connector;
1442 }
1443
1444 input->name = name;
1445 }
1446
1447 err_connector:
1448 of_node_put(connectors);
1449 #endif
1450 err:
1451 of_node_put(ep);
1452 return ret;
1453 }
1454
1455 static const char * const tvp5150_test_patterns[2] = {
1456 "Disabled",
1457 "Black screen"
1458 };
1459
1460 static int tvp5150_probe(struct i2c_client *c,
1461 const struct i2c_device_id *id)
1462 {
1463 struct tvp5150 *core;
1464 struct v4l2_subdev *sd;
1465 struct device_node *np = c->dev.of_node;
1466 int res;
1467
1468 /* Check if the adapter supports the needed features */
1469 if (!i2c_check_functionality(c->adapter,
1470 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1471 return -EIO;
1472
1473 res = tvp5150_init(c);
1474 if (res)
1475 return res;
1476
1477 core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL);
1478 if (!core)
1479 return -ENOMEM;
1480
1481 sd = &core->sd;
1482
1483 if (IS_ENABLED(CONFIG_OF) && np) {
1484 res = tvp5150_parse_dt(core, np);
1485 if (res) {
1486 v4l2_err(sd, "DT parsing error: %d\n", res);
1487 return res;
1488 }
1489 } else {
1490 /* Default to BT.656 embedded sync */
1491 core->mbus_type = V4L2_MBUS_BT656;
1492 }
1493
1494 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1495 sd->internal_ops = &tvp5150_internal_ops;
1496 sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
1497
1498 #if defined(CONFIG_MEDIA_CONTROLLER)
1499 core->pads[DEMOD_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK;
1500 core->pads[DEMOD_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE;
1501 core->pads[DEMOD_PAD_VBI_OUT].flags = MEDIA_PAD_FL_SOURCE;
1502
1503 sd->entity.function = MEDIA_ENT_F_ATV_DECODER;
1504
1505 res = media_entity_pads_init(&sd->entity, DEMOD_NUM_PADS, core->pads);
1506 if (res < 0)
1507 return res;
1508
1509 sd->entity.ops = &tvp5150_sd_media_ops;
1510 #endif
1511
1512 res = tvp5150_detect_version(core);
1513 if (res < 0)
1514 return res;
1515
1516 core->norm = V4L2_STD_ALL; /* Default is autodetect */
1517 core->input = TVP5150_COMPOSITE1;
1518 core->enable = true;
1519
1520 v4l2_ctrl_handler_init(&core->hdl, 5);
1521 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1522 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
1523 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1524 V4L2_CID_CONTRAST, 0, 255, 1, 128);
1525 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1526 V4L2_CID_SATURATION, 0, 255, 1, 128);
1527 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1528 V4L2_CID_HUE, -128, 127, 1, 0);
1529 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1530 V4L2_CID_PIXEL_RATE, 27000000,
1531 27000000, 1, 27000000);
1532 v4l2_ctrl_new_std_menu_items(&core->hdl, &tvp5150_ctrl_ops,
1533 V4L2_CID_TEST_PATTERN,
1534 ARRAY_SIZE(tvp5150_test_patterns) - 1,
1535 0, 0, tvp5150_test_patterns);
1536 sd->ctrl_handler = &core->hdl;
1537 if (core->hdl.error) {
1538 res = core->hdl.error;
1539 goto err;
1540 }
1541
1542 /* Default is no cropping */
1543 core->rect.top = 0;
1544 if (tvp5150_read_std(sd) & V4L2_STD_525_60)
1545 core->rect.height = TVP5150_V_MAX_525_60;
1546 else
1547 core->rect.height = TVP5150_V_MAX_OTHERS;
1548 core->rect.left = 0;
1549 core->rect.width = TVP5150_H_MAX;
1550
1551 tvp5150_reset(sd, 0); /* Calls v4l2_ctrl_handler_setup() */
1552
1553 res = v4l2_async_register_subdev(sd);
1554 if (res < 0)
1555 goto err;
1556
1557 if (debug > 1)
1558 tvp5150_log_status(sd);
1559 return 0;
1560
1561 err:
1562 v4l2_ctrl_handler_free(&core->hdl);
1563 return res;
1564 }
1565
1566 static int tvp5150_remove(struct i2c_client *c)
1567 {
1568 struct v4l2_subdev *sd = i2c_get_clientdata(c);
1569 struct tvp5150 *decoder = to_tvp5150(sd);
1570
1571 v4l2_dbg(1, debug, sd,
1572 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1573 c->addr << 1);
1574
1575 v4l2_async_unregister_subdev(sd);
1576 v4l2_ctrl_handler_free(&decoder->hdl);
1577 return 0;
1578 }
1579
1580 /* ----------------------------------------------------------------------- */
1581
1582 static const struct i2c_device_id tvp5150_id[] = {
1583 { "tvp5150", 0 },
1584 { }
1585 };
1586 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1587
1588 #if IS_ENABLED(CONFIG_OF)
1589 static const struct of_device_id tvp5150_of_match[] = {
1590 { .compatible = "ti,tvp5150", },
1591 { /* sentinel */ },
1592 };
1593 MODULE_DEVICE_TABLE(of, tvp5150_of_match);
1594 #endif
1595
1596 static struct i2c_driver tvp5150_driver = {
1597 .driver = {
1598 .of_match_table = of_match_ptr(tvp5150_of_match),
1599 .name = "tvp5150",
1600 },
1601 .probe = tvp5150_probe,
1602 .remove = tvp5150_remove,
1603 .id_table = tvp5150_id,
1604 };
1605
1606 module_i2c_driver(tvp5150_driver);
Linux with added FPC-III support