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0007 #include <dt-bindings/media/tvp5150.h>
0008 #include <linux/i2c.h>
0009 #include <linux/slab.h>
0010 #include <linux/videodev2.h>
0011 #include <linux/delay.h>
0012 #include <linux/gpio/consumer.h>
0013 #include <linux/interrupt.h>
0014 #include <linux/module.h>
0015 #include <linux/of_graph.h>
0016 #include <linux/pm_runtime.h>
0017 #include <linux/regmap.h>
0018 #include <media/v4l2-async.h>
0019 #include <media/v4l2-device.h>
0020 #include <media/v4l2-event.h>
0021 #include <media/v4l2-ctrls.h>
0022 #include <media/v4l2-fwnode.h>
0023 #include <media/v4l2-mc.h>
0024 #include <media/v4l2-rect.h>
0025
0026 #include "tvp5150_reg.h"
0027
0028 #define TVP5150_H_MAX 720U
0029 #define TVP5150_V_MAX_525_60 480U
0030 #define TVP5150_V_MAX_OTHERS 576U
0031 #define TVP5150_MAX_CROP_LEFT 511
0032 #define TVP5150_MAX_CROP_TOP 127
0033 #define TVP5150_CROP_SHIFT 2
0034 #define TVP5150_MBUS_FMT MEDIA_BUS_FMT_UYVY8_2X8
0035 #define TVP5150_FIELD V4L2_FIELD_ALTERNATE
0036 #define TVP5150_COLORSPACE V4L2_COLORSPACE_SMPTE170M
0037 #define TVP5150_STD_MASK (V4L2_STD_NTSC | \
0038 V4L2_STD_NTSC_443 | \
0039 V4L2_STD_PAL | \
0040 V4L2_STD_PAL_M | \
0041 V4L2_STD_PAL_N | \
0042 V4L2_STD_PAL_Nc | \
0043 V4L2_STD_SECAM)
0044
0045 #define TVP5150_MAX_CONNECTORS 3
0046
0047 MODULE_DESCRIPTION("Texas Instruments TVP5150A/TVP5150AM1/TVP5151 video decoder driver");
0048 MODULE_AUTHOR("Mauro Carvalho Chehab");
0049 MODULE_LICENSE("GPL v2");
0050
0051
0052 static int debug;
0053 module_param(debug, int, 0644);
0054 MODULE_PARM_DESC(debug, "Debug level (0-2)");
0055
0056 #define dprintk0(__dev, __arg...) dev_dbg_lvl(__dev, 0, 0, __arg)
0057
0058 enum tvp5150_pads {
0059 TVP5150_PAD_AIP1A,
0060 TVP5150_PAD_AIP1B,
0061 TVP5150_PAD_VID_OUT,
0062 TVP5150_NUM_PADS
0063 };
0064
0065 struct tvp5150_connector {
0066 struct v4l2_fwnode_connector base;
0067 struct media_entity ent;
0068 struct media_pad pad;
0069 };
0070
0071 struct tvp5150 {
0072 struct v4l2_subdev sd;
0073
0074 struct media_pad pads[TVP5150_NUM_PADS];
0075 struct tvp5150_connector connectors[TVP5150_MAX_CONNECTORS];
0076 struct tvp5150_connector *cur_connector;
0077 unsigned int connectors_num;
0078
0079 struct v4l2_ctrl_handler hdl;
0080 struct v4l2_rect rect;
0081 struct regmap *regmap;
0082 int irq;
0083
0084 v4l2_std_id norm;
0085 v4l2_std_id detected_norm;
0086 u32 input;
0087 u32 output;
0088 u32 oe;
0089 int enable;
0090 bool lock;
0091
0092 u16 dev_id;
0093 u16 rom_ver;
0094
0095 enum v4l2_mbus_type mbus_type;
0096 };
0097
0098 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
0099 {
0100 return container_of(sd, struct tvp5150, sd);
0101 }
0102
0103 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
0104 {
0105 return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
0106 }
0107
0108 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
0109 {
0110 struct tvp5150 *decoder = to_tvp5150(sd);
0111 int ret, val;
0112
0113 ret = regmap_read(decoder->regmap, addr, &val);
0114 if (ret < 0)
0115 return ret;
0116
0117 return val;
0118 }
0119
0120 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
0121 const u8 end, int max_line)
0122 {
0123 u8 buf[16];
0124 int i = 0, j, len;
0125
0126 if (max_line > 16) {
0127 dprintk0(sd->dev, "too much data to dump\n");
0128 return;
0129 }
0130
0131 for (i = init; i < end; i += max_line) {
0132 len = (end - i > max_line) ? max_line : end - i;
0133
0134 for (j = 0; j < len; j++)
0135 buf[j] = tvp5150_read(sd, i + j);
0136
0137 dprintk0(sd->dev, "%s reg %02x = %*ph\n", s, i, len, buf);
0138 }
0139 }
0140
0141 static int tvp5150_log_status(struct v4l2_subdev *sd)
0142 {
0143 dprintk0(sd->dev, "tvp5150: Video input source selection #1 = 0x%02x\n",
0144 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
0145 dprintk0(sd->dev, "tvp5150: Analog channel controls = 0x%02x\n",
0146 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
0147 dprintk0(sd->dev, "tvp5150: Operation mode controls = 0x%02x\n",
0148 tvp5150_read(sd, TVP5150_OP_MODE_CTL));
0149 dprintk0(sd->dev, "tvp5150: Miscellaneous controls = 0x%02x\n",
0150 tvp5150_read(sd, TVP5150_MISC_CTL));
0151 dprintk0(sd->dev, "tvp5150: Autoswitch mask= 0x%02x\n",
0152 tvp5150_read(sd, TVP5150_AUTOSW_MSK));
0153 dprintk0(sd->dev, "tvp5150: Color killer threshold control = 0x%02x\n",
0154 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
0155 dprintk0(sd->dev, "tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
0156 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
0157 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
0158 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
0159 dprintk0(sd->dev, "tvp5150: Brightness control = 0x%02x\n",
0160 tvp5150_read(sd, TVP5150_BRIGHT_CTL));
0161 dprintk0(sd->dev, "tvp5150: Color saturation control = 0x%02x\n",
0162 tvp5150_read(sd, TVP5150_SATURATION_CTL));
0163 dprintk0(sd->dev, "tvp5150: Hue control = 0x%02x\n",
0164 tvp5150_read(sd, TVP5150_HUE_CTL));
0165 dprintk0(sd->dev, "tvp5150: Contrast control = 0x%02x\n",
0166 tvp5150_read(sd, TVP5150_CONTRAST_CTL));
0167 dprintk0(sd->dev, "tvp5150: Outputs and data rates select = 0x%02x\n",
0168 tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
0169 dprintk0(sd->dev, "tvp5150: Configuration shared pins = 0x%02x\n",
0170 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
0171 dprintk0(sd->dev, "tvp5150: Active video cropping start = 0x%02x%02x\n",
0172 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
0173 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
0174 dprintk0(sd->dev, "tvp5150: Active video cropping stop = 0x%02x%02x\n",
0175 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
0176 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
0177 dprintk0(sd->dev, "tvp5150: Genlock/RTC = 0x%02x\n",
0178 tvp5150_read(sd, TVP5150_GENLOCK));
0179 dprintk0(sd->dev, "tvp5150: Horizontal sync start = 0x%02x\n",
0180 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
0181 dprintk0(sd->dev, "tvp5150: Vertical blanking start = 0x%02x\n",
0182 tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
0183 dprintk0(sd->dev, "tvp5150: Vertical blanking stop = 0x%02x\n",
0184 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
0185 dprintk0(sd->dev, "tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
0186 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
0187 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
0188 dprintk0(sd->dev, "tvp5150: Interrupt reset register B = 0x%02x\n",
0189 tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
0190 dprintk0(sd->dev, "tvp5150: Interrupt enable register B = 0x%02x\n",
0191 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
0192 dprintk0(sd->dev, "tvp5150: Interrupt configuration register B = 0x%02x\n",
0193 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
0194 dprintk0(sd->dev, "tvp5150: Video standard = 0x%02x\n",
0195 tvp5150_read(sd, TVP5150_VIDEO_STD));
0196 dprintk0(sd->dev, "tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
0197 tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
0198 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
0199 dprintk0(sd->dev, "tvp5150: Macrovision on counter = 0x%02x\n",
0200 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
0201 dprintk0(sd->dev, "tvp5150: Macrovision off counter = 0x%02x\n",
0202 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
0203 dprintk0(sd->dev, "tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
0204 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
0205 dprintk0(sd->dev, "tvp5150: Device ID = %02x%02x\n",
0206 tvp5150_read(sd, TVP5150_MSB_DEV_ID),
0207 tvp5150_read(sd, TVP5150_LSB_DEV_ID));
0208 dprintk0(sd->dev, "tvp5150: ROM version = (hex) %02x.%02x\n",
0209 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
0210 tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
0211 dprintk0(sd->dev, "tvp5150: Vertical line count = 0x%02x%02x\n",
0212 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
0213 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
0214 dprintk0(sd->dev, "tvp5150: Interrupt status register B = 0x%02x\n",
0215 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
0216 dprintk0(sd->dev, "tvp5150: Interrupt active register B = 0x%02x\n",
0217 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
0218 dprintk0(sd->dev, "tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
0219 tvp5150_read(sd, TVP5150_STATUS_REG_1),
0220 tvp5150_read(sd, TVP5150_STATUS_REG_2),
0221 tvp5150_read(sd, TVP5150_STATUS_REG_3),
0222 tvp5150_read(sd, TVP5150_STATUS_REG_4),
0223 tvp5150_read(sd, TVP5150_STATUS_REG_5));
0224
0225 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
0226 TVP5150_TELETEXT_FIL1_END, 8);
0227 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
0228 TVP5150_TELETEXT_FIL2_END, 8);
0229
0230 dprintk0(sd->dev, "tvp5150: Teletext filter enable = 0x%02x\n",
0231 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
0232 dprintk0(sd->dev, "tvp5150: Interrupt status register A = 0x%02x\n",
0233 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
0234 dprintk0(sd->dev, "tvp5150: Interrupt enable register A = 0x%02x\n",
0235 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
0236 dprintk0(sd->dev, "tvp5150: Interrupt configuration = 0x%02x\n",
0237 tvp5150_read(sd, TVP5150_INT_CONF));
0238 dprintk0(sd->dev, "tvp5150: VDP status register = 0x%02x\n",
0239 tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
0240 dprintk0(sd->dev, "tvp5150: FIFO word count = 0x%02x\n",
0241 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
0242 dprintk0(sd->dev, "tvp5150: FIFO interrupt threshold = 0x%02x\n",
0243 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
0244 dprintk0(sd->dev, "tvp5150: FIFO reset = 0x%02x\n",
0245 tvp5150_read(sd, TVP5150_FIFO_RESET));
0246 dprintk0(sd->dev, "tvp5150: Line number interrupt = 0x%02x\n",
0247 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
0248 dprintk0(sd->dev, "tvp5150: Pixel alignment register = 0x%02x%02x\n",
0249 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
0250 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
0251 dprintk0(sd->dev, "tvp5150: FIFO output control = 0x%02x\n",
0252 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
0253 dprintk0(sd->dev, "tvp5150: Full field enable = 0x%02x\n",
0254 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
0255 dprintk0(sd->dev, "tvp5150: Full field mode register = 0x%02x\n",
0256 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
0257
0258 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI,
0259 TVP5150_CC_DATA_END, 8);
0260
0261 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI,
0262 TVP5150_WSS_DATA_END, 8);
0263
0264 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI,
0265 TVP5150_VPS_DATA_END, 8);
0266
0267 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI,
0268 TVP5150_VITC_DATA_END, 10);
0269
0270 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI,
0271 TVP5150_LINE_MODE_END, 8);
0272 return 0;
0273 }
0274
0275
0276
0277
0278
0279 static void tvp5150_selmux(struct v4l2_subdev *sd)
0280 {
0281 int opmode = 0;
0282 struct tvp5150 *decoder = to_tvp5150(sd);
0283 unsigned int mask, val;
0284 int input = 0;
0285
0286
0287 if ((decoder->dev_id == 0x5150 && decoder->rom_ver == 0x0400) ||
0288 (decoder->dev_id == 0x5151 && decoder->rom_ver == 0x0100)) {
0289 if (!decoder->enable)
0290 input = 8;
0291 }
0292
0293 switch (decoder->input) {
0294 case TVP5150_COMPOSITE1:
0295 input |= 2;
0296 fallthrough;
0297 case TVP5150_COMPOSITE0:
0298 break;
0299 case TVP5150_SVIDEO:
0300 default:
0301 input |= 1;
0302 break;
0303 }
0304
0305 dev_dbg_lvl(sd->dev, 1, debug,
0306 "Selecting video route: route input=%s, output=%s => tvp5150 input=0x%02x, opmode=0x%02x\n",
0307 decoder->input == 0 ? "aip1a" :
0308 decoder->input == 2 ? "aip1b" : "svideo",
0309 decoder->output == 0 ? "normal" : "black-frame-gen",
0310 input, opmode);
0311
0312 regmap_write(decoder->regmap, TVP5150_OP_MODE_CTL, opmode);
0313 regmap_write(decoder->regmap, TVP5150_VD_IN_SRC_SEL_1, input);
0314
0315
0316
0317
0318
0319
0320
0321
0322 mask = TVP5150_MISC_CTL_GPCL | TVP5150_MISC_CTL_HVLK;
0323 if (decoder->input == TVP5150_SVIDEO)
0324 val = TVP5150_MISC_CTL_HVLK;
0325 else
0326 val = TVP5150_MISC_CTL_GPCL;
0327 regmap_update_bits(decoder->regmap, TVP5150_MISC_CTL, mask, val);
0328 };
0329
0330 struct i2c_reg_value {
0331 unsigned char reg;
0332 unsigned char value;
0333 };
0334
0335
0336 static const struct i2c_reg_value tvp5150_init_default[] = {
0337 {
0338 TVP5150_VD_IN_SRC_SEL_1, 0x00
0339 },
0340 {
0341 TVP5150_ANAL_CHL_CTL, 0x15
0342 },
0343 {
0344 TVP5150_OP_MODE_CTL, 0x00
0345 },
0346 {
0347 TVP5150_MISC_CTL, 0x01
0348 },
0349 {
0350 TVP5150_COLOR_KIL_THSH_CTL, 0x10
0351 },
0352 {
0353 TVP5150_LUMA_PROC_CTL_1, 0x60
0354 },
0355 {
0356 TVP5150_LUMA_PROC_CTL_2, 0x00
0357 },
0358 {
0359 TVP5150_BRIGHT_CTL, 0x80
0360 },
0361 {
0362 TVP5150_SATURATION_CTL, 0x80
0363 },
0364 {
0365 TVP5150_HUE_CTL, 0x00
0366 },
0367 {
0368 TVP5150_CONTRAST_CTL, 0x80
0369 },
0370 {
0371 TVP5150_DATA_RATE_SEL, 0x47
0372 },
0373 {
0374 TVP5150_LUMA_PROC_CTL_3, 0x00
0375 },
0376 {
0377 TVP5150_CONF_SHARED_PIN, 0x08
0378 },
0379 {
0380 TVP5150_ACT_VD_CROP_ST_MSB, 0x00
0381 },
0382 {
0383 TVP5150_ACT_VD_CROP_ST_LSB, 0x00
0384 },
0385 {
0386 TVP5150_ACT_VD_CROP_STP_MSB, 0x00
0387 },
0388 {
0389 TVP5150_ACT_VD_CROP_STP_LSB, 0x00
0390 },
0391 {
0392 TVP5150_GENLOCK, 0x01
0393 },
0394 {
0395 TVP5150_HORIZ_SYNC_START, 0x80
0396 },
0397 {
0398 TVP5150_VERT_BLANKING_START, 0x00
0399 },
0400 {
0401 TVP5150_VERT_BLANKING_STOP, 0x00
0402 },
0403 {
0404 TVP5150_CHROMA_PROC_CTL_1, 0x0c
0405 },
0406 {
0407 TVP5150_CHROMA_PROC_CTL_2, 0x14
0408 },
0409 {
0410 TVP5150_INT_RESET_REG_B, 0x00
0411 },
0412 {
0413 TVP5150_INT_ENABLE_REG_B, 0x00
0414 },
0415 {
0416 TVP5150_INTT_CONFIG_REG_B, 0x00
0417 },
0418 {
0419 TVP5150_VIDEO_STD, 0x00
0420 },
0421 {
0422 TVP5150_MACROVISION_ON_CTR, 0x0f
0423 },
0424 {
0425 TVP5150_MACROVISION_OFF_CTR, 0x01
0426 },
0427 {
0428 TVP5150_TELETEXT_FIL_ENA, 0x00
0429 },
0430 {
0431 TVP5150_INT_STATUS_REG_A, 0x00
0432 },
0433 {
0434 TVP5150_INT_ENABLE_REG_A, 0x00
0435 },
0436 {
0437 TVP5150_INT_CONF, 0x04
0438 },
0439 {
0440 TVP5150_FIFO_INT_THRESHOLD, 0x80
0441 },
0442 {
0443 TVP5150_FIFO_RESET, 0x00
0444 },
0445 {
0446 TVP5150_LINE_NUMBER_INT, 0x00
0447 },
0448 {
0449 TVP5150_PIX_ALIGN_REG_LOW, 0x4e
0450 },
0451 {
0452 TVP5150_PIX_ALIGN_REG_HIGH, 0x00
0453 },
0454 {
0455 TVP5150_FIFO_OUT_CTRL, 0x01
0456 },
0457 {
0458 TVP5150_FULL_FIELD_ENA, 0x00
0459 },
0460 {
0461 TVP5150_LINE_MODE_INI, 0x00
0462 },
0463 {
0464 TVP5150_FULL_FIELD_MODE_REG, 0x7f
0465 },
0466 {
0467 0xff, 0xff
0468 }
0469 };
0470
0471
0472 static const struct i2c_reg_value tvp5150_init_enable[] = {
0473 {
0474 TVP5150_ANAL_CHL_CTL, 0x15
0475 }, {
0476 TVP5150_MISC_CTL, TVP5150_MISC_CTL_GPCL |
0477 TVP5150_MISC_CTL_INTREQ_OE |
0478 TVP5150_MISC_CTL_YCBCR_OE |
0479 TVP5150_MISC_CTL_SYNC_OE |
0480 TVP5150_MISC_CTL_VBLANK |
0481 TVP5150_MISC_CTL_CLOCK_OE,
0482 }, {
0483 TVP5150_AUTOSW_MSK, 0x0
0484 }, {
0485 TVP5150_DATA_RATE_SEL, 0x47
0486 }, {
0487 TVP5150_CHROMA_PROC_CTL_1, 0x0c
0488 }, {
0489 TVP5150_CHROMA_PROC_CTL_2, 0x54
0490 }, {
0491 0x27, 0x20
0492 }, {
0493 0xff, 0xff
0494 }
0495 };
0496
0497 struct tvp5150_vbi_type {
0498 unsigned int vbi_type;
0499 unsigned int ini_line;
0500 unsigned int end_line;
0501 unsigned int by_field :1;
0502 };
0503
0504 struct i2c_vbi_ram_value {
0505 u16 reg;
0506 struct tvp5150_vbi_type type;
0507 unsigned char values[16];
0508 };
0509
0510
0511
0512
0513
0514
0515
0516
0517 static struct i2c_vbi_ram_value vbi_ram_default[] = {
0518
0519
0520
0521
0522
0523 #if 0
0524 [0] = {0x010,
0525 {V4L2_SLICED_TELETEXT_SECAM, 6, 23, 1},
0526 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
0527 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
0528 },
0529 #endif
0530 [1] = {0x030,
0531 {V4L2_SLICED_TELETEXT_B, 6, 22, 1},
0532 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
0533 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
0534 },
0535 #if 0
0536 [2] = {0x050,
0537 {V4L2_SLICED_TELETEXT_PAL_C, 6, 22, 1},
0538 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
0539 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
0540 },
0541 [3] = {0x070,
0542 {V4L2_SLICED_TELETEXT_NTSC_B, 10, 21, 1},
0543 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
0544 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
0545 },
0546 [4] = {0x090,
0547 {V4L2_SLICED_TELETEXT_NTSC_C, 10, 21, 1},
0548 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
0549 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
0550 },
0551 [5] = {0x0b0,
0552 {V4L2_SLICED_TELETEXT_NTSC_D, 10, 21, 1},
0553 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
0554 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
0555 },
0556 [6] = {0x0d0,
0557 {V4L2_SLICED_CAPTION_625, 22, 22, 1},
0558 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
0559 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
0560 },
0561 #endif
0562 [7] = {0x0f0,
0563 {V4L2_SLICED_CAPTION_525, 21, 21, 1},
0564 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
0565 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
0566 },
0567 [8] = {0x110,
0568 {V4L2_SLICED_WSS_625, 23, 23, 1},
0569 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
0570 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
0571 },
0572 #if 0
0573 [9] = {0x130,
0574 {V4L2_SLICED_WSS_525, 20, 20, 1},
0575 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
0576 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
0577 },
0578 [10] = {0x150,
0579 {V4l2_SLICED_VITC_625, 6, 22, 0},
0580 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
0581 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
0582 },
0583 [11] = {0x170,
0584 {V4l2_SLICED_VITC_525, 10, 20, 0},
0585 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
0586 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
0587 },
0588 #endif
0589 [12] = {0x190,
0590 {V4L2_SLICED_VPS, 16, 16, 0},
0591 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
0592 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
0593 },
0594
0595 };
0596
0597 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
0598 const struct i2c_reg_value *regs)
0599 {
0600 struct tvp5150 *decoder = to_tvp5150(sd);
0601
0602 while (regs->reg != 0xff) {
0603 regmap_write(decoder->regmap, regs->reg, regs->value);
0604 regs++;
0605 }
0606 return 0;
0607 }
0608
0609 static int tvp5150_vdp_init(struct v4l2_subdev *sd)
0610 {
0611 struct tvp5150 *decoder = to_tvp5150(sd);
0612 struct regmap *map = decoder->regmap;
0613 unsigned int i;
0614 int j;
0615
0616
0617 regmap_write(map, TVP5150_FULL_FIELD_ENA, 0);
0618
0619
0620 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
0621 regmap_write(map, i, 0xff);
0622
0623
0624 for (j = 0; j < ARRAY_SIZE(vbi_ram_default); j++) {
0625 const struct i2c_vbi_ram_value *regs = &vbi_ram_default[j];
0626
0627 if (!regs->type.vbi_type)
0628 continue;
0629
0630 regmap_write(map, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
0631 regmap_write(map, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
0632
0633 for (i = 0; i < 16; i++)
0634 regmap_write(map, TVP5150_VDP_CONF_RAM_DATA,
0635 regs->values[i]);
0636 }
0637 return 0;
0638 }
0639
0640
0641 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
0642 struct v4l2_sliced_vbi_cap *cap)
0643 {
0644 int line, i;
0645
0646 dev_dbg_lvl(sd->dev, 1, debug, "g_sliced_vbi_cap\n");
0647 memset(cap, 0, sizeof(*cap));
0648
0649 for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) {
0650 const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i];
0651
0652 if (!regs->type.vbi_type)
0653 continue;
0654
0655 for (line = regs->type.ini_line;
0656 line <= regs->type.end_line;
0657 line++) {
0658 cap->service_lines[0][line] |= regs->type.vbi_type;
0659 }
0660 cap->service_set |= regs->type.vbi_type;
0661 }
0662 return 0;
0663 }
0664
0665
0666
0667
0668
0669
0670
0671
0672
0673
0674
0675
0676
0677
0678 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
0679 unsigned int type, u8 flags, int line,
0680 const int fields)
0681 {
0682 struct tvp5150 *decoder = to_tvp5150(sd);
0683 v4l2_std_id std = decoder->norm;
0684 u8 reg;
0685 int i, pos = 0;
0686
0687 if (std == V4L2_STD_ALL) {
0688 dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n");
0689 return 0;
0690 } else if (std & V4L2_STD_625_50) {
0691
0692 line += 3;
0693 }
0694
0695 if (line < 6 || line > 27)
0696 return 0;
0697
0698 for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) {
0699 const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i];
0700
0701 if (!regs->type.vbi_type)
0702 continue;
0703
0704 if ((type & regs->type.vbi_type) &&
0705 (line >= regs->type.ini_line) &&
0706 (line <= regs->type.end_line))
0707 break;
0708 pos++;
0709 }
0710
0711 type = pos | (flags & 0xf0);
0712 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
0713
0714 if (fields & 1)
0715 regmap_write(decoder->regmap, reg, type);
0716
0717 if (fields & 2)
0718 regmap_write(decoder->regmap, reg + 1, type);
0719
0720 return type;
0721 }
0722
0723 static int tvp5150_get_vbi(struct v4l2_subdev *sd, int line)
0724 {
0725 struct tvp5150 *decoder = to_tvp5150(sd);
0726 v4l2_std_id std = decoder->norm;
0727 u8 reg;
0728 int pos, type = 0;
0729 int i, ret = 0;
0730
0731 if (std == V4L2_STD_ALL) {
0732 dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n");
0733 return 0;
0734 } else if (std & V4L2_STD_625_50) {
0735
0736 line += 3;
0737 }
0738
0739 if (line < 6 || line > 27)
0740 return 0;
0741
0742 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
0743
0744 for (i = 0; i <= 1; i++) {
0745 ret = tvp5150_read(sd, reg + i);
0746 if (ret < 0) {
0747 dev_err(sd->dev, "%s: failed with error = %d\n",
0748 __func__, ret);
0749 return 0;
0750 }
0751 pos = ret & 0x0f;
0752 if (pos < ARRAY_SIZE(vbi_ram_default))
0753 type |= vbi_ram_default[pos].type.vbi_type;
0754 }
0755
0756 return type;
0757 }
0758
0759 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
0760 {
0761 struct tvp5150 *decoder = to_tvp5150(sd);
0762 int fmt = 0;
0763
0764
0765
0766 if (std == V4L2_STD_NTSC_443) {
0767 fmt = VIDEO_STD_NTSC_4_43_BIT;
0768 } else if (std == V4L2_STD_PAL_M) {
0769 fmt = VIDEO_STD_PAL_M_BIT;
0770 } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) {
0771 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
0772 } else {
0773
0774 if (std & V4L2_STD_NTSC)
0775 fmt = VIDEO_STD_NTSC_MJ_BIT;
0776 else if (std & V4L2_STD_PAL)
0777 fmt = VIDEO_STD_PAL_BDGHIN_BIT;
0778 else if (std & V4L2_STD_SECAM)
0779 fmt = VIDEO_STD_SECAM_BIT;
0780 }
0781
0782 dev_dbg_lvl(sd->dev, 1, debug, "Set video std register to %d.\n", fmt);
0783 regmap_write(decoder->regmap, TVP5150_VIDEO_STD, fmt);
0784 return 0;
0785 }
0786
0787 static int tvp5150_g_std(struct v4l2_subdev *sd, v4l2_std_id *std)
0788 {
0789 struct tvp5150 *decoder = to_tvp5150(sd);
0790
0791 *std = decoder->norm;
0792
0793 return 0;
0794 }
0795
0796 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
0797 {
0798 struct tvp5150 *decoder = to_tvp5150(sd);
0799 struct tvp5150_connector *cur_con = decoder->cur_connector;
0800 v4l2_std_id supported_stds;
0801
0802 if (decoder->norm == std)
0803 return 0;
0804
0805
0806 if (!decoder->connectors_num)
0807 supported_stds = V4L2_STD_ALL;
0808 else
0809 supported_stds = cur_con->base.connector.analog.sdtv_stds;
0810
0811
0812
0813
0814
0815 if ((supported_stds & std) == 0)
0816 return -EINVAL;
0817
0818
0819 if (std & V4L2_STD_525_60)
0820 decoder->rect.height = TVP5150_V_MAX_525_60;
0821 else
0822 decoder->rect.height = TVP5150_V_MAX_OTHERS;
0823
0824
0825 decoder->norm = supported_stds & std;
0826
0827 return tvp5150_set_std(sd, std);
0828 }
0829
0830 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
0831 {
0832 int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
0833
0834 switch (val & 0x0F) {
0835 case 0x01:
0836 return V4L2_STD_NTSC;
0837 case 0x03:
0838 return V4L2_STD_PAL;
0839 case 0x05:
0840 return V4L2_STD_PAL_M;
0841 case 0x07:
0842 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
0843 case 0x09:
0844 return V4L2_STD_NTSC_443;
0845 case 0xb:
0846 return V4L2_STD_SECAM;
0847 default:
0848 return V4L2_STD_UNKNOWN;
0849 }
0850 }
0851
0852 static int query_lock(struct v4l2_subdev *sd)
0853 {
0854 struct tvp5150 *decoder = to_tvp5150(sd);
0855 int status;
0856
0857 if (decoder->irq)
0858 return decoder->lock;
0859
0860 regmap_read(decoder->regmap, TVP5150_STATUS_REG_1, &status);
0861
0862
0863 return (status & 0x0e) == 0x0e;
0864 }
0865
0866 static int tvp5150_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id)
0867 {
0868 *std_id = query_lock(sd) ? tvp5150_read_std(sd) : V4L2_STD_UNKNOWN;
0869
0870 return 0;
0871 }
0872
0873 static const struct v4l2_event tvp5150_ev_fmt = {
0874 .type = V4L2_EVENT_SOURCE_CHANGE,
0875 .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION,
0876 };
0877
0878 static irqreturn_t tvp5150_isr(int irq, void *dev_id)
0879 {
0880 struct tvp5150 *decoder = dev_id;
0881 struct regmap *map = decoder->regmap;
0882 unsigned int mask, active = 0, status = 0;
0883
0884 mask = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE |
0885 TVP5150_MISC_CTL_CLOCK_OE;
0886
0887 regmap_read(map, TVP5150_INT_STATUS_REG_A, &status);
0888 if (status) {
0889 regmap_write(map, TVP5150_INT_STATUS_REG_A, status);
0890
0891 if (status & TVP5150_INT_A_LOCK) {
0892 decoder->lock = !!(status & TVP5150_INT_A_LOCK_STATUS);
0893 dev_dbg_lvl(decoder->sd.dev, 1, debug,
0894 "sync lo%s signal\n",
0895 decoder->lock ? "ck" : "ss");
0896 v4l2_subdev_notify_event(&decoder->sd, &tvp5150_ev_fmt);
0897 regmap_update_bits(map, TVP5150_MISC_CTL, mask,
0898 decoder->lock ? decoder->oe : 0);
0899 }
0900
0901 return IRQ_HANDLED;
0902 }
0903
0904 regmap_read(map, TVP5150_INT_ACTIVE_REG_B, &active);
0905 if (active) {
0906 status = 0;
0907 regmap_read(map, TVP5150_INT_STATUS_REG_B, &status);
0908 if (status)
0909 regmap_write(map, TVP5150_INT_RESET_REG_B, status);
0910 }
0911
0912 return IRQ_HANDLED;
0913 }
0914
0915 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
0916 {
0917 struct tvp5150 *decoder = to_tvp5150(sd);
0918 struct regmap *map = decoder->regmap;
0919
0920
0921 tvp5150_write_inittab(sd, tvp5150_init_default);
0922
0923 if (decoder->irq) {
0924
0925 regmap_write(map, TVP5150_CONF_SHARED_PIN, 0x0);
0926
0927 regmap_write(map, TVP5150_INT_CONF, TVP5150_VDPOE | 0x1);
0928 regmap_write(map, TVP5150_INTT_CONFIG_REG_B, 0x1);
0929 } else {
0930
0931 regmap_write(map, TVP5150_CONF_SHARED_PIN, 0x2);
0932
0933 regmap_write(map, TVP5150_INT_CONF, TVP5150_VDPOE);
0934 regmap_write(map, TVP5150_INTT_CONFIG_REG_B, 0x0);
0935 }
0936
0937
0938 tvp5150_vdp_init(sd);
0939
0940
0941 tvp5150_selmux(sd);
0942
0943
0944 v4l2_ctrl_handler_setup(&decoder->hdl);
0945
0946 return 0;
0947 }
0948
0949 static int tvp5150_enable(struct v4l2_subdev *sd)
0950 {
0951 struct tvp5150 *decoder = to_tvp5150(sd);
0952 v4l2_std_id std;
0953
0954
0955 tvp5150_write_inittab(sd, tvp5150_init_enable);
0956
0957 if (decoder->norm == V4L2_STD_ALL)
0958 std = tvp5150_read_std(sd);
0959 else
0960 std = decoder->norm;
0961
0962
0963 tvp5150_set_std(sd, std);
0964
0965
0966
0967
0968
0969 switch (decoder->mbus_type) {
0970 case V4L2_MBUS_PARALLEL:
0971
0972 regmap_update_bits(decoder->regmap, TVP5150_DATA_RATE_SEL,
0973 0x7, 0x0);
0974 decoder->oe = TVP5150_MISC_CTL_YCBCR_OE |
0975 TVP5150_MISC_CTL_CLOCK_OE |
0976 TVP5150_MISC_CTL_SYNC_OE;
0977 break;
0978 case V4L2_MBUS_BT656:
0979 decoder->oe = TVP5150_MISC_CTL_YCBCR_OE |
0980 TVP5150_MISC_CTL_CLOCK_OE;
0981 break;
0982 default:
0983 return -EINVAL;
0984 }
0985
0986 return 0;
0987 };
0988
0989 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
0990 {
0991 struct v4l2_subdev *sd = to_sd(ctrl);
0992 struct tvp5150 *decoder = to_tvp5150(sd);
0993
0994 switch (ctrl->id) {
0995 case V4L2_CID_BRIGHTNESS:
0996 regmap_write(decoder->regmap, TVP5150_BRIGHT_CTL, ctrl->val);
0997 return 0;
0998 case V4L2_CID_CONTRAST:
0999 regmap_write(decoder->regmap, TVP5150_CONTRAST_CTL, ctrl->val);
1000 return 0;
1001 case V4L2_CID_SATURATION:
1002 regmap_write(decoder->regmap, TVP5150_SATURATION_CTL,
1003 ctrl->val);
1004 return 0;
1005 case V4L2_CID_HUE:
1006 regmap_write(decoder->regmap, TVP5150_HUE_CTL, ctrl->val);
1007 return 0;
1008 case V4L2_CID_TEST_PATTERN:
1009 decoder->enable = ctrl->val ? false : true;
1010 tvp5150_selmux(sd);
1011 return 0;
1012 }
1013 return -EINVAL;
1014 }
1015
1016 static void tvp5150_set_default(v4l2_std_id std, struct v4l2_rect *crop)
1017 {
1018
1019 crop->top = 0;
1020 crop->left = 0;
1021 crop->width = TVP5150_H_MAX;
1022 if (std & V4L2_STD_525_60)
1023 crop->height = TVP5150_V_MAX_525_60;
1024 else
1025 crop->height = TVP5150_V_MAX_OTHERS;
1026 }
1027
1028 static struct v4l2_rect *
1029 tvp5150_get_pad_crop(struct tvp5150 *decoder,
1030 struct v4l2_subdev_state *sd_state, unsigned int pad,
1031 enum v4l2_subdev_format_whence which)
1032 {
1033 switch (which) {
1034 case V4L2_SUBDEV_FORMAT_ACTIVE:
1035 return &decoder->rect;
1036 case V4L2_SUBDEV_FORMAT_TRY:
1037 #if defined(CONFIG_VIDEO_V4L2_SUBDEV_API)
1038 return v4l2_subdev_get_try_crop(&decoder->sd, sd_state, pad);
1039 #else
1040 return ERR_PTR(-EINVAL);
1041 #endif
1042 default:
1043 return ERR_PTR(-EINVAL);
1044 }
1045 }
1046
1047 static int tvp5150_fill_fmt(struct v4l2_subdev *sd,
1048 struct v4l2_subdev_state *sd_state,
1049 struct v4l2_subdev_format *format)
1050 {
1051 struct v4l2_mbus_framefmt *f;
1052 struct tvp5150 *decoder = to_tvp5150(sd);
1053
1054 if (!format || (format->pad != TVP5150_PAD_VID_OUT))
1055 return -EINVAL;
1056
1057 f = &format->format;
1058
1059 f->width = decoder->rect.width;
1060 f->height = decoder->rect.height / 2;
1061
1062 f->code = TVP5150_MBUS_FMT;
1063 f->field = TVP5150_FIELD;
1064 f->colorspace = TVP5150_COLORSPACE;
1065
1066 dev_dbg_lvl(sd->dev, 1, debug, "width = %d, height = %d\n", f->width,
1067 f->height);
1068 return 0;
1069 }
1070
1071 static unsigned int tvp5150_get_hmax(struct v4l2_subdev *sd)
1072 {
1073 struct tvp5150 *decoder = to_tvp5150(sd);
1074 v4l2_std_id std;
1075
1076
1077 if (decoder->norm == V4L2_STD_ALL)
1078 std = tvp5150_read_std(sd);
1079 else
1080 std = decoder->norm;
1081
1082 return (std & V4L2_STD_525_60) ?
1083 TVP5150_V_MAX_525_60 : TVP5150_V_MAX_OTHERS;
1084 }
1085
1086 static void tvp5150_set_hw_selection(struct v4l2_subdev *sd,
1087 struct v4l2_rect *rect)
1088 {
1089 struct tvp5150 *decoder = to_tvp5150(sd);
1090 unsigned int hmax = tvp5150_get_hmax(sd);
1091
1092 regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_START, rect->top);
1093 regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_STOP,
1094 rect->top + rect->height - hmax);
1095 regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_ST_MSB,
1096 rect->left >> TVP5150_CROP_SHIFT);
1097 regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_ST_LSB,
1098 rect->left | (1 << TVP5150_CROP_SHIFT));
1099 regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_STP_MSB,
1100 (rect->left + rect->width - TVP5150_MAX_CROP_LEFT) >>
1101 TVP5150_CROP_SHIFT);
1102 regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_STP_LSB,
1103 rect->left + rect->width - TVP5150_MAX_CROP_LEFT);
1104 }
1105
1106 static int tvp5150_set_selection(struct v4l2_subdev *sd,
1107 struct v4l2_subdev_state *sd_state,
1108 struct v4l2_subdev_selection *sel)
1109 {
1110 struct tvp5150 *decoder = to_tvp5150(sd);
1111 struct v4l2_rect *rect = &sel->r;
1112 struct v4l2_rect *crop;
1113 unsigned int hmax;
1114
1115 if (sel->target != V4L2_SEL_TGT_CROP)
1116 return -EINVAL;
1117
1118 dev_dbg_lvl(sd->dev, 1, debug, "%s left=%d, top=%d, width=%d, height=%d\n",
1119 __func__, rect->left, rect->top, rect->width, rect->height);
1120
1121
1122 rect->left = clamp(rect->left, 0, TVP5150_MAX_CROP_LEFT);
1123 rect->top = clamp(rect->top, 0, TVP5150_MAX_CROP_TOP);
1124 hmax = tvp5150_get_hmax(sd);
1125
1126
1127
1128
1129
1130
1131 v4l_bound_align_image(&rect->width,
1132 TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect->left,
1133 TVP5150_H_MAX - rect->left, 1, &rect->height,
1134 hmax - TVP5150_MAX_CROP_TOP - rect->top,
1135 hmax - rect->top, 0, 0);
1136
1137 if (!IS_ENABLED(CONFIG_VIDEO_V4L2_SUBDEV_API) &&
1138 sel->which == V4L2_SUBDEV_FORMAT_TRY)
1139 return 0;
1140
1141 crop = tvp5150_get_pad_crop(decoder, sd_state, sel->pad, sel->which);
1142 if (IS_ERR(crop))
1143 return PTR_ERR(crop);
1144
1145
1146
1147
1148
1149 if (sel->which == V4L2_SUBDEV_FORMAT_ACTIVE &&
1150 !v4l2_rect_equal(rect, crop))
1151 tvp5150_set_hw_selection(sd, rect);
1152
1153 *crop = *rect;
1154
1155 return 0;
1156 }
1157
1158 static int tvp5150_get_selection(struct v4l2_subdev *sd,
1159 struct v4l2_subdev_state *sd_state,
1160 struct v4l2_subdev_selection *sel)
1161 {
1162 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
1163 struct v4l2_rect *crop;
1164 v4l2_std_id std;
1165
1166 switch (sel->target) {
1167 case V4L2_SEL_TGT_CROP_BOUNDS:
1168 sel->r.left = 0;
1169 sel->r.top = 0;
1170 sel->r.width = TVP5150_H_MAX;
1171
1172
1173 if (decoder->norm == V4L2_STD_ALL)
1174 std = tvp5150_read_std(sd);
1175 else
1176 std = decoder->norm;
1177 if (std & V4L2_STD_525_60)
1178 sel->r.height = TVP5150_V_MAX_525_60;
1179 else
1180 sel->r.height = TVP5150_V_MAX_OTHERS;
1181 return 0;
1182 case V4L2_SEL_TGT_CROP:
1183 crop = tvp5150_get_pad_crop(decoder, sd_state, sel->pad,
1184 sel->which);
1185 if (IS_ERR(crop))
1186 return PTR_ERR(crop);
1187 sel->r = *crop;
1188 return 0;
1189 default:
1190 return -EINVAL;
1191 }
1192 }
1193
1194 static int tvp5150_get_mbus_config(struct v4l2_subdev *sd,
1195 unsigned int pad,
1196 struct v4l2_mbus_config *cfg)
1197 {
1198 struct tvp5150 *decoder = to_tvp5150(sd);
1199
1200 cfg->type = decoder->mbus_type;
1201 cfg->bus.parallel.flags = V4L2_MBUS_MASTER
1202 | V4L2_MBUS_PCLK_SAMPLE_RISING
1203 | V4L2_MBUS_FIELD_EVEN_LOW
1204 | V4L2_MBUS_DATA_ACTIVE_HIGH;
1205
1206 return 0;
1207 }
1208
1209
1210
1211
1212 static int tvp5150_init_cfg(struct v4l2_subdev *sd,
1213 struct v4l2_subdev_state *sd_state)
1214 {
1215 struct tvp5150 *decoder = to_tvp5150(sd);
1216 v4l2_std_id std;
1217
1218
1219
1220
1221
1222 if (decoder->norm == V4L2_STD_ALL) {
1223 std = tvp5150_read_std(sd);
1224 if (std != decoder->detected_norm) {
1225 decoder->detected_norm = std;
1226 tvp5150_set_default(std, &decoder->rect);
1227 }
1228 }
1229
1230 return 0;
1231 }
1232
1233 static int tvp5150_enum_mbus_code(struct v4l2_subdev *sd,
1234 struct v4l2_subdev_state *sd_state,
1235 struct v4l2_subdev_mbus_code_enum *code)
1236 {
1237 if (code->pad || code->index)
1238 return -EINVAL;
1239
1240 code->code = TVP5150_MBUS_FMT;
1241 return 0;
1242 }
1243
1244 static int tvp5150_enum_frame_size(struct v4l2_subdev *sd,
1245 struct v4l2_subdev_state *sd_state,
1246 struct v4l2_subdev_frame_size_enum *fse)
1247 {
1248 struct tvp5150 *decoder = to_tvp5150(sd);
1249
1250 if (fse->index >= 8 || fse->code != TVP5150_MBUS_FMT)
1251 return -EINVAL;
1252
1253 fse->code = TVP5150_MBUS_FMT;
1254 fse->min_width = decoder->rect.width;
1255 fse->max_width = decoder->rect.width;
1256 fse->min_height = decoder->rect.height / 2;
1257 fse->max_height = decoder->rect.height / 2;
1258
1259 return 0;
1260 }
1261
1262
1263
1264
1265 #if defined(CONFIG_MEDIA_CONTROLLER)
1266 static int tvp5150_set_link(struct media_pad *connector_pad,
1267 struct media_pad *tvp5150_pad, u32 flags)
1268 {
1269 struct media_link *link;
1270
1271 link = media_entity_find_link(connector_pad, tvp5150_pad);
1272 if (!link)
1273 return -EINVAL;
1274
1275 link->flags = flags;
1276 link->reverse->flags = link->flags;
1277
1278 return 0;
1279 }
1280
1281 static int tvp5150_disable_all_input_links(struct tvp5150 *decoder)
1282 {
1283 struct media_pad *connector_pad;
1284 unsigned int i;
1285 int err;
1286
1287 for (i = 0; i < TVP5150_NUM_PADS - 1; i++) {
1288 connector_pad = media_pad_remote_pad_first(&decoder->pads[i]);
1289 if (!connector_pad)
1290 continue;
1291
1292 err = tvp5150_set_link(connector_pad, &decoder->pads[i], 0);
1293 if (err)
1294 return err;
1295 }
1296
1297 return 0;
1298 }
1299
1300 static int tvp5150_s_routing(struct v4l2_subdev *sd, u32 input, u32 output,
1301 u32 config);
1302
1303 static int tvp5150_link_setup(struct media_entity *entity,
1304 const struct media_pad *tvp5150_pad,
1305 const struct media_pad *remote, u32 flags)
1306 {
1307 struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
1308 struct tvp5150 *decoder = to_tvp5150(sd);
1309 struct media_pad *other_tvp5150_pad =
1310 &decoder->pads[tvp5150_pad->index ^ 1];
1311 struct v4l2_fwnode_connector *v4l2c;
1312 bool is_svideo = false;
1313 unsigned int i;
1314 int err;
1315
1316
1317
1318
1319
1320 if (tvp5150_pad->flags & MEDIA_PAD_FL_SOURCE)
1321 return 0;
1322
1323
1324 for (i = 0; i < decoder->connectors_num; i++) {
1325 if (remote->entity == &decoder->connectors[i].ent) {
1326 v4l2c = &decoder->connectors[i].base;
1327 is_svideo = v4l2c->type == V4L2_CONN_SVIDEO;
1328 break;
1329 }
1330 }
1331
1332 dev_dbg_lvl(sd->dev, 1, debug, "link setup '%s':%d->'%s':%d[%d]",
1333 remote->entity->name, remote->index,
1334 tvp5150_pad->entity->name, tvp5150_pad->index,
1335 flags & MEDIA_LNK_FL_ENABLED);
1336 if (is_svideo)
1337 dev_dbg_lvl(sd->dev, 1, debug,
1338 "link setup '%s':%d->'%s':%d[%d]",
1339 remote->entity->name, remote->index,
1340 other_tvp5150_pad->entity->name,
1341 other_tvp5150_pad->index,
1342 flags & MEDIA_LNK_FL_ENABLED);
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359 err = tvp5150_disable_all_input_links(decoder);
1360 if (err)
1361 return err;
1362
1363 tvp5150_s_routing(sd, is_svideo ? TVP5150_SVIDEO : tvp5150_pad->index,
1364 flags & MEDIA_LNK_FL_ENABLED ? TVP5150_NORMAL :
1365 TVP5150_BLACK_SCREEN, 0);
1366
1367 if (flags & MEDIA_LNK_FL_ENABLED) {
1368 struct v4l2_fwnode_connector_analog *v4l2ca;
1369 u32 new_norm;
1370
1371
1372
1373
1374
1375
1376 if (is_svideo) {
1377 err = tvp5150_set_link((struct media_pad *)remote,
1378 other_tvp5150_pad, flags);
1379 if (err)
1380 return err;
1381 }
1382
1383 if (!decoder->connectors_num)
1384 return 0;
1385
1386
1387 decoder->cur_connector =
1388 container_of(remote, struct tvp5150_connector, pad);
1389
1390
1391
1392
1393
1394 v4l2ca = &decoder->cur_connector->base.connector.analog;
1395 new_norm = decoder->norm & v4l2ca->sdtv_stds;
1396 if (decoder->norm == new_norm)
1397 return 0;
1398
1399
1400
1401
1402
1403 tvp5150_s_std(sd, new_norm ? new_norm : v4l2ca->sdtv_stds);
1404 }
1405
1406 return 0;
1407 }
1408
1409 static const struct media_entity_operations tvp5150_sd_media_ops = {
1410 .link_setup = tvp5150_link_setup,
1411 };
1412 #endif
1413
1414
1415
1416 static int __maybe_unused tvp5150_runtime_suspend(struct device *dev)
1417 {
1418 struct v4l2_subdev *sd = dev_get_drvdata(dev);
1419 struct tvp5150 *decoder = to_tvp5150(sd);
1420
1421 if (decoder->irq)
1422
1423 return regmap_update_bits(decoder->regmap,
1424 TVP5150_INT_ENABLE_REG_A,
1425 TVP5150_INT_A_LOCK, 0);
1426 return 0;
1427 }
1428
1429 static int __maybe_unused tvp5150_runtime_resume(struct device *dev)
1430 {
1431 struct v4l2_subdev *sd = dev_get_drvdata(dev);
1432 struct tvp5150 *decoder = to_tvp5150(sd);
1433
1434 if (decoder->irq)
1435
1436 return regmap_update_bits(decoder->regmap,
1437 TVP5150_INT_ENABLE_REG_A,
1438 TVP5150_INT_A_LOCK,
1439 TVP5150_INT_A_LOCK);
1440 return 0;
1441 }
1442
1443 static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable)
1444 {
1445 struct tvp5150 *decoder = to_tvp5150(sd);
1446 unsigned int mask, val = 0;
1447 int ret;
1448
1449 mask = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE |
1450 TVP5150_MISC_CTL_CLOCK_OE;
1451
1452 if (enable) {
1453 ret = pm_runtime_resume_and_get(sd->dev);
1454 if (ret < 0)
1455 return ret;
1456
1457 tvp5150_enable(sd);
1458
1459
1460 if (decoder->irq)
1461 val = decoder->lock ? decoder->oe : 0;
1462 else
1463 val = decoder->oe;
1464
1465 v4l2_subdev_notify_event(&decoder->sd, &tvp5150_ev_fmt);
1466 } else {
1467 pm_runtime_put(sd->dev);
1468 }
1469
1470 regmap_update_bits(decoder->regmap, TVP5150_MISC_CTL, mask, val);
1471
1472 return 0;
1473 }
1474
1475 static int tvp5150_s_routing(struct v4l2_subdev *sd,
1476 u32 input, u32 output, u32 config)
1477 {
1478 struct tvp5150 *decoder = to_tvp5150(sd);
1479
1480 decoder->input = input;
1481 decoder->output = output;
1482
1483 if (output == TVP5150_BLACK_SCREEN)
1484 decoder->enable = false;
1485 else
1486 decoder->enable = true;
1487
1488 tvp5150_selmux(sd);
1489 return 0;
1490 }
1491
1492 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
1493 {
1494 struct tvp5150 *decoder = to_tvp5150(sd);
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504 if (fmt->sample_format == V4L2_PIX_FMT_GREY)
1505 regmap_write(decoder->regmap, TVP5150_LUMA_PROC_CTL_1, 0x70);
1506 if (fmt->count[0] == 18 && fmt->count[1] == 18) {
1507 regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_START,
1508 0x00);
1509 regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_STOP, 0x01);
1510 }
1511 return 0;
1512 }
1513
1514 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1515 {
1516 struct tvp5150 *decoder = to_tvp5150(sd);
1517 int i;
1518
1519 if (svbi->service_set != 0) {
1520 for (i = 0; i <= 23; i++) {
1521 svbi->service_lines[1][i] = 0;
1522 svbi->service_lines[0][i] =
1523 tvp5150_set_vbi(sd, svbi->service_lines[0][i],
1524 0xf0, i, 3);
1525 }
1526
1527 regmap_write(decoder->regmap, TVP5150_FIFO_OUT_CTRL, 1);
1528 } else {
1529
1530 regmap_write(decoder->regmap, TVP5150_FIFO_OUT_CTRL, 0);
1531
1532
1533 regmap_write(decoder->regmap, TVP5150_FULL_FIELD_ENA, 0);
1534
1535
1536 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
1537 regmap_write(decoder->regmap, i, 0xff);
1538 }
1539 return 0;
1540 }
1541
1542 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1543 {
1544 int i, mask = 0;
1545
1546 memset(svbi->service_lines, 0, sizeof(svbi->service_lines));
1547
1548 for (i = 0; i <= 23; i++) {
1549 svbi->service_lines[0][i] =
1550 tvp5150_get_vbi(sd, i);
1551 mask |= svbi->service_lines[0][i];
1552 }
1553 svbi->service_set = mask;
1554 return 0;
1555 }
1556
1557 #ifdef CONFIG_VIDEO_ADV_DEBUG
1558 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1559 {
1560 int res;
1561
1562 res = tvp5150_read(sd, reg->reg & 0xff);
1563 if (res < 0) {
1564 dev_err(sd->dev, "%s: failed with error = %d\n", __func__, res);
1565 return res;
1566 }
1567
1568 reg->val = res;
1569 reg->size = 1;
1570 return 0;
1571 }
1572
1573 static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
1574 {
1575 struct tvp5150 *decoder = to_tvp5150(sd);
1576
1577 return regmap_write(decoder->regmap, reg->reg & 0xff, reg->val & 0xff);
1578 }
1579 #endif
1580
1581 static int tvp5150_subscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh,
1582 struct v4l2_event_subscription *sub)
1583 {
1584 switch (sub->type) {
1585 case V4L2_EVENT_SOURCE_CHANGE:
1586 return v4l2_src_change_event_subdev_subscribe(sd, fh, sub);
1587 case V4L2_EVENT_CTRL:
1588 return v4l2_ctrl_subdev_subscribe_event(sd, fh, sub);
1589 default:
1590 return -EINVAL;
1591 }
1592 }
1593
1594 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1595 {
1596 int status = tvp5150_read(sd, 0x88);
1597
1598 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1599 return 0;
1600 }
1601
1602 static int tvp5150_registered(struct v4l2_subdev *sd)
1603 {
1604 #if defined(CONFIG_MEDIA_CONTROLLER)
1605 struct tvp5150 *decoder = to_tvp5150(sd);
1606 unsigned int i;
1607 int ret;
1608
1609
1610
1611
1612
1613 for (i = 0; i < decoder->connectors_num; i++) {
1614 struct media_entity *con = &decoder->connectors[i].ent;
1615 struct media_pad *pad = &decoder->connectors[i].pad;
1616 struct v4l2_fwnode_connector *v4l2c =
1617 &decoder->connectors[i].base;
1618 struct v4l2_connector_link *link =
1619 v4l2_connector_first_link(v4l2c);
1620 unsigned int port = link->fwnode_link.remote_port;
1621 unsigned int flags = i ? 0 : MEDIA_LNK_FL_ENABLED;
1622 bool is_svideo = v4l2c->type == V4L2_CONN_SVIDEO;
1623
1624 pad->flags = MEDIA_PAD_FL_SOURCE;
1625 ret = media_entity_pads_init(con, 1, pad);
1626 if (ret < 0)
1627 goto err;
1628
1629 ret = media_device_register_entity(sd->v4l2_dev->mdev, con);
1630 if (ret < 0)
1631 goto err;
1632
1633 ret = media_create_pad_link(con, 0, &sd->entity, port, flags);
1634 if (ret < 0)
1635 goto err;
1636
1637 if (is_svideo) {
1638
1639
1640
1641
1642 link = v4l2_connector_last_link(v4l2c);
1643 port = link->fwnode_link.remote_port;
1644 ret = media_create_pad_link(con, 0, &sd->entity, port,
1645 flags);
1646 if (ret < 0)
1647 goto err;
1648 }
1649
1650
1651 if (flags == MEDIA_LNK_FL_ENABLED) {
1652 decoder->input =
1653 is_svideo ? TVP5150_SVIDEO :
1654 port == 0 ? TVP5150_COMPOSITE0 :
1655 TVP5150_COMPOSITE1;
1656
1657 tvp5150_selmux(sd);
1658 decoder->cur_connector = &decoder->connectors[i];
1659 tvp5150_s_std(sd, v4l2c->connector.analog.sdtv_stds);
1660 }
1661 }
1662
1663 return 0;
1664
1665 err:
1666 for (i = 0; i < decoder->connectors_num; i++) {
1667 media_device_unregister_entity(&decoder->connectors[i].ent);
1668 media_entity_cleanup(&decoder->connectors[i].ent);
1669 }
1670 return ret;
1671 #endif
1672
1673 return 0;
1674 }
1675
1676 static int tvp5150_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
1677 {
1678 return pm_runtime_resume_and_get(sd->dev);
1679 }
1680
1681 static int tvp5150_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
1682 {
1683 pm_runtime_put(sd->dev);
1684
1685 return 0;
1686 }
1687
1688
1689
1690 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
1691 .s_ctrl = tvp5150_s_ctrl,
1692 };
1693
1694 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1695 .log_status = tvp5150_log_status,
1696 .reset = tvp5150_reset,
1697 #ifdef CONFIG_VIDEO_ADV_DEBUG
1698 .g_register = tvp5150_g_register,
1699 .s_register = tvp5150_s_register,
1700 #endif
1701 .subscribe_event = tvp5150_subscribe_event,
1702 .unsubscribe_event = v4l2_event_subdev_unsubscribe,
1703 };
1704
1705 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1706 .g_tuner = tvp5150_g_tuner,
1707 };
1708
1709 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1710 .s_std = tvp5150_s_std,
1711 .g_std = tvp5150_g_std,
1712 .querystd = tvp5150_querystd,
1713 .s_stream = tvp5150_s_stream,
1714 .s_routing = tvp5150_s_routing,
1715 };
1716
1717 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1718 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1719 .g_sliced_fmt = tvp5150_g_sliced_fmt,
1720 .s_sliced_fmt = tvp5150_s_sliced_fmt,
1721 .s_raw_fmt = tvp5150_s_raw_fmt,
1722 };
1723
1724 static const struct v4l2_subdev_pad_ops tvp5150_pad_ops = {
1725 .init_cfg = tvp5150_init_cfg,
1726 .enum_mbus_code = tvp5150_enum_mbus_code,
1727 .enum_frame_size = tvp5150_enum_frame_size,
1728 .set_fmt = tvp5150_fill_fmt,
1729 .get_fmt = tvp5150_fill_fmt,
1730 .get_selection = tvp5150_get_selection,
1731 .set_selection = tvp5150_set_selection,
1732 .get_mbus_config = tvp5150_get_mbus_config,
1733 };
1734
1735 static const struct v4l2_subdev_ops tvp5150_ops = {
1736 .core = &tvp5150_core_ops,
1737 .tuner = &tvp5150_tuner_ops,
1738 .video = &tvp5150_video_ops,
1739 .vbi = &tvp5150_vbi_ops,
1740 .pad = &tvp5150_pad_ops,
1741 };
1742
1743 static const struct v4l2_subdev_internal_ops tvp5150_internal_ops = {
1744 .registered = tvp5150_registered,
1745 .open = tvp5150_open,
1746 .close = tvp5150_close,
1747 };
1748
1749
1750
1751
1752
1753 static const struct regmap_range tvp5150_readable_ranges[] = {
1754 {
1755 .range_min = TVP5150_VD_IN_SRC_SEL_1,
1756 .range_max = TVP5150_AUTOSW_MSK,
1757 }, {
1758 .range_min = TVP5150_COLOR_KIL_THSH_CTL,
1759 .range_max = TVP5150_CONF_SHARED_PIN,
1760 }, {
1761 .range_min = TVP5150_ACT_VD_CROP_ST_MSB,
1762 .range_max = TVP5150_HORIZ_SYNC_START,
1763 }, {
1764 .range_min = TVP5150_VERT_BLANKING_START,
1765 .range_max = TVP5150_INTT_CONFIG_REG_B,
1766 }, {
1767 .range_min = TVP5150_VIDEO_STD,
1768 .range_max = TVP5150_VIDEO_STD,
1769 }, {
1770 .range_min = TVP5150_CB_GAIN_FACT,
1771 .range_max = TVP5150_REV_SELECT,
1772 }, {
1773 .range_min = TVP5150_MSB_DEV_ID,
1774 .range_max = TVP5150_STATUS_REG_5,
1775 }, {
1776 .range_min = TVP5150_CC_DATA_INI,
1777 .range_max = TVP5150_TELETEXT_FIL_ENA,
1778 }, {
1779 .range_min = TVP5150_INT_STATUS_REG_A,
1780 .range_max = TVP5150_FIFO_OUT_CTRL,
1781 }, {
1782 .range_min = TVP5150_FULL_FIELD_ENA,
1783 .range_max = TVP5150_FULL_FIELD_MODE_REG,
1784 },
1785 };
1786
1787 static bool tvp5150_volatile_reg(struct device *dev, unsigned int reg)
1788 {
1789 switch (reg) {
1790 case TVP5150_VERT_LN_COUNT_MSB:
1791 case TVP5150_VERT_LN_COUNT_LSB:
1792 case TVP5150_INT_STATUS_REG_A:
1793 case TVP5150_INT_STATUS_REG_B:
1794 case TVP5150_INT_ACTIVE_REG_B:
1795 case TVP5150_STATUS_REG_1:
1796 case TVP5150_STATUS_REG_2:
1797 case TVP5150_STATUS_REG_3:
1798 case TVP5150_STATUS_REG_4:
1799 case TVP5150_STATUS_REG_5:
1800
1801 case TVP5150_VBI_FIFO_READ_DATA:
1802 case TVP5150_VDP_STATUS_REG:
1803 case TVP5150_FIFO_WORD_COUNT:
1804 return true;
1805 default:
1806 return false;
1807 }
1808 }
1809
1810 static const struct regmap_access_table tvp5150_readable_table = {
1811 .yes_ranges = tvp5150_readable_ranges,
1812 .n_yes_ranges = ARRAY_SIZE(tvp5150_readable_ranges),
1813 };
1814
1815 static struct regmap_config tvp5150_config = {
1816 .reg_bits = 8,
1817 .val_bits = 8,
1818 .max_register = 0xff,
1819
1820 .cache_type = REGCACHE_RBTREE,
1821
1822 .rd_table = &tvp5150_readable_table,
1823 .volatile_reg = tvp5150_volatile_reg,
1824 };
1825
1826 static int tvp5150_detect_version(struct tvp5150 *core)
1827 {
1828 struct v4l2_subdev *sd = &core->sd;
1829 struct i2c_client *c = v4l2_get_subdevdata(sd);
1830 u8 regs[4];
1831 int res;
1832
1833
1834
1835
1836
1837 res = regmap_bulk_read(core->regmap, TVP5150_MSB_DEV_ID, regs, 4);
1838 if (res < 0) {
1839 dev_err(&c->dev, "reading ID registers failed: %d\n", res);
1840 return res;
1841 }
1842
1843 core->dev_id = (regs[0] << 8) | regs[1];
1844 core->rom_ver = (regs[2] << 8) | regs[3];
1845
1846 dev_info(sd->dev, "tvp%04x (%u.%u) chip found @ 0x%02x (%s)\n",
1847 core->dev_id, regs[2], regs[3], c->addr << 1,
1848 c->adapter->name);
1849
1850 if (core->dev_id == 0x5150 && core->rom_ver == 0x0321) {
1851 dev_info(sd->dev, "tvp5150a detected.\n");
1852 } else if (core->dev_id == 0x5150 && core->rom_ver == 0x0400) {
1853 dev_info(sd->dev, "tvp5150am1 detected.\n");
1854
1855
1856 regmap_write(core->regmap, TVP5150_REV_SELECT, 0);
1857 } else if (core->dev_id == 0x5151 && core->rom_ver == 0x0100) {
1858 dev_info(sd->dev, "tvp5151 detected.\n");
1859 } else {
1860 dev_info(sd->dev, "*** unknown tvp%04x chip detected.\n",
1861 core->dev_id);
1862 }
1863
1864 return 0;
1865 }
1866
1867 static int tvp5150_init(struct i2c_client *c)
1868 {
1869 struct gpio_desc *pdn_gpio;
1870 struct gpio_desc *reset_gpio;
1871
1872 pdn_gpio = devm_gpiod_get_optional(&c->dev, "pdn", GPIOD_OUT_HIGH);
1873 if (IS_ERR(pdn_gpio))
1874 return PTR_ERR(pdn_gpio);
1875
1876 if (pdn_gpio) {
1877 gpiod_set_value_cansleep(pdn_gpio, 0);
1878
1879 msleep(20);
1880 }
1881
1882 reset_gpio = devm_gpiod_get_optional(&c->dev, "reset", GPIOD_OUT_HIGH);
1883 if (IS_ERR(reset_gpio))
1884 return PTR_ERR(reset_gpio);
1885
1886 if (reset_gpio) {
1887
1888 ndelay(500);
1889 gpiod_set_value_cansleep(reset_gpio, 0);
1890
1891 usleep_range(200, 250);
1892 }
1893
1894 return 0;
1895 }
1896
1897 #if defined(CONFIG_MEDIA_CONTROLLER)
1898 static int tvp5150_mc_init(struct tvp5150 *decoder)
1899 {
1900 struct v4l2_subdev *sd = &decoder->sd;
1901 unsigned int i;
1902
1903 sd->entity.ops = &tvp5150_sd_media_ops;
1904 sd->entity.function = MEDIA_ENT_F_ATV_DECODER;
1905
1906 for (i = 0; i < TVP5150_NUM_PADS - 1; i++) {
1907 decoder->pads[i].flags = MEDIA_PAD_FL_SINK;
1908 decoder->pads[i].sig_type = PAD_SIGNAL_ANALOG;
1909 }
1910
1911 decoder->pads[i].flags = MEDIA_PAD_FL_SOURCE;
1912 decoder->pads[i].sig_type = PAD_SIGNAL_DV;
1913
1914 return media_entity_pads_init(&sd->entity, TVP5150_NUM_PADS,
1915 decoder->pads);
1916 }
1917
1918 #else
1919
1920 static inline int tvp5150_mc_init(struct tvp5150 *decoder)
1921 {
1922 return 0;
1923 }
1924 #endif
1925
1926 static int tvp5150_validate_connectors(struct tvp5150 *decoder)
1927 {
1928 struct device *dev = decoder->sd.dev;
1929 struct tvp5150_connector *tvpc;
1930 struct v4l2_fwnode_connector *v4l2c;
1931 unsigned int i;
1932
1933 if (!decoder->connectors_num) {
1934 dev_err(dev, "No valid connector found\n");
1935 return -ENODEV;
1936 }
1937
1938 for (i = 0; i < decoder->connectors_num; i++) {
1939 struct v4l2_connector_link *link0 = NULL;
1940 struct v4l2_connector_link *link1;
1941
1942 tvpc = &decoder->connectors[i];
1943 v4l2c = &tvpc->base;
1944
1945 if (v4l2c->type == V4L2_CONN_COMPOSITE) {
1946 if (v4l2c->nr_of_links != 1) {
1947 dev_err(dev, "Composite: connector needs 1 link\n");
1948 return -EINVAL;
1949 }
1950 link0 = v4l2_connector_first_link(v4l2c);
1951 if (!link0) {
1952 dev_err(dev, "Composite: invalid first link\n");
1953 return -EINVAL;
1954 }
1955 if (link0->fwnode_link.remote_id == 1) {
1956 dev_err(dev, "Composite: invalid endpoint id\n");
1957 return -EINVAL;
1958 }
1959 }
1960
1961 if (v4l2c->type == V4L2_CONN_SVIDEO) {
1962 if (v4l2c->nr_of_links != 2) {
1963 dev_err(dev, "SVideo: connector needs 2 links\n");
1964 return -EINVAL;
1965 }
1966 link0 = v4l2_connector_first_link(v4l2c);
1967 if (!link0) {
1968 dev_err(dev, "SVideo: invalid first link\n");
1969 return -EINVAL;
1970 }
1971 link1 = v4l2_connector_last_link(v4l2c);
1972 if (link0->fwnode_link.remote_port ==
1973 link1->fwnode_link.remote_port) {
1974 dev_err(dev, "SVideo: invalid link setup\n");
1975 return -EINVAL;
1976 }
1977 }
1978
1979 if (!(v4l2c->connector.analog.sdtv_stds & TVP5150_STD_MASK)) {
1980 dev_err(dev, "Unsupported tv-norm on connector %s\n",
1981 v4l2c->name);
1982 return -EINVAL;
1983 }
1984 }
1985
1986 return 0;
1987 }
1988
1989 static int tvp5150_parse_dt(struct tvp5150 *decoder, struct device_node *np)
1990 {
1991 struct device *dev = decoder->sd.dev;
1992 struct v4l2_fwnode_endpoint bus_cfg = {
1993 .bus_type = V4L2_MBUS_UNKNOWN
1994 };
1995 struct device_node *ep_np;
1996 struct tvp5150_connector *tvpc;
1997 struct v4l2_fwnode_connector *v4l2c;
1998 unsigned int flags, ep_num;
1999 unsigned int i;
2000 int ret;
2001
2002
2003 ep_num = of_graph_get_endpoint_count(np);
2004 if (ep_num < 2 || ep_num > 5) {
2005 dev_err(dev, "At least 1 input and 1 output must be connected to the device.\n");
2006 return -EINVAL;
2007 }
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020 for_each_endpoint_of_node(np, ep_np) {
2021 struct fwnode_handle *ep_fwnode = of_fwnode_handle(ep_np);
2022 unsigned int next_connector = decoder->connectors_num;
2023 struct of_endpoint ep;
2024
2025 of_graph_parse_endpoint(ep_np, &ep);
2026 if (ep.port > 1 || ep.id > 1) {
2027 dev_dbg(dev, "Ignore connector on port@%u/ep@%u\n",
2028 ep.port, ep.id);
2029 continue;
2030 }
2031
2032 tvpc = &decoder->connectors[next_connector];
2033 v4l2c = &tvpc->base;
2034
2035 if (ep.port == 0 || (ep.port == 1 && ep.id == 0)) {
2036 ret = v4l2_fwnode_connector_parse(ep_fwnode, v4l2c);
2037 if (ret)
2038 goto err_put;
2039 ret = v4l2_fwnode_connector_add_link(ep_fwnode, v4l2c);
2040 if (ret)
2041 goto err_put;
2042 decoder->connectors_num++;
2043 } else {
2044
2045 for (i = 0; i < TVP5150_MAX_CONNECTORS; i++) {
2046 tvpc = &decoder->connectors[i];
2047 v4l2c = &tvpc->base;
2048 if (v4l2c->type == V4L2_CONN_SVIDEO)
2049 break;
2050 }
2051
2052 ret = v4l2_fwnode_connector_add_link(ep_fwnode, v4l2c);
2053 if (ret)
2054 goto err_put;
2055 }
2056 }
2057
2058 ret = tvp5150_validate_connectors(decoder);
2059 if (ret)
2060 goto err_free;
2061
2062 for (i = 0; i < decoder->connectors_num; i++) {
2063 tvpc = &decoder->connectors[i];
2064 v4l2c = &tvpc->base;
2065 tvpc->ent.flags = MEDIA_ENT_FL_CONNECTOR;
2066 tvpc->ent.function = v4l2c->type == V4L2_CONN_SVIDEO ?
2067 MEDIA_ENT_F_CONN_SVIDEO : MEDIA_ENT_F_CONN_COMPOSITE;
2068 tvpc->ent.name = devm_kasprintf(dev, GFP_KERNEL, "%s %s",
2069 v4l2c->name, v4l2c->label ?
2070 v4l2c->label : "");
2071 }
2072
2073 ep_np = of_graph_get_endpoint_by_regs(np, TVP5150_PAD_VID_OUT, 0);
2074 if (!ep_np) {
2075 ret = -EINVAL;
2076 dev_err(dev, "Error no output endpoint available\n");
2077 goto err_free;
2078 }
2079 ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(ep_np), &bus_cfg);
2080 of_node_put(ep_np);
2081 if (ret)
2082 goto err_free;
2083
2084 flags = bus_cfg.bus.parallel.flags;
2085 if (bus_cfg.bus_type == V4L2_MBUS_PARALLEL &&
2086 !(flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH &&
2087 flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH &&
2088 flags & V4L2_MBUS_FIELD_EVEN_LOW)) {
2089 ret = -EINVAL;
2090 goto err_free;
2091 }
2092
2093 decoder->mbus_type = bus_cfg.bus_type;
2094
2095 return 0;
2096
2097 err_put:
2098 of_node_put(ep_np);
2099 err_free:
2100 for (i = 0; i < TVP5150_MAX_CONNECTORS; i++)
2101 v4l2_fwnode_connector_free(&decoder->connectors[i].base);
2102
2103 return ret;
2104 }
2105
2106 static const char * const tvp5150_test_patterns[2] = {
2107 "Disabled",
2108 "Black screen"
2109 };
2110
2111 static int tvp5150_probe(struct i2c_client *c)
2112 {
2113 struct tvp5150 *core;
2114 struct v4l2_subdev *sd;
2115 struct device_node *np = c->dev.of_node;
2116 struct regmap *map;
2117 unsigned int i;
2118 int res;
2119
2120
2121 if (!i2c_check_functionality(c->adapter,
2122 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
2123 return -EIO;
2124
2125 res = tvp5150_init(c);
2126 if (res)
2127 return res;
2128
2129 core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL);
2130 if (!core)
2131 return -ENOMEM;
2132
2133 map = devm_regmap_init_i2c(c, &tvp5150_config);
2134 if (IS_ERR(map))
2135 return PTR_ERR(map);
2136
2137 core->regmap = map;
2138 sd = &core->sd;
2139 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
2140 sd->internal_ops = &tvp5150_internal_ops;
2141 sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS;
2142
2143 if (IS_ENABLED(CONFIG_OF) && np) {
2144 res = tvp5150_parse_dt(core, np);
2145 if (res) {
2146 dev_err(sd->dev, "DT parsing error: %d\n", res);
2147 return res;
2148 }
2149 } else {
2150
2151 core->mbus_type = V4L2_MBUS_BT656;
2152 }
2153
2154 res = tvp5150_mc_init(core);
2155 if (res)
2156 return res;
2157
2158 res = tvp5150_detect_version(core);
2159 if (res < 0)
2160 return res;
2161
2162
2163
2164
2165
2166
2167 for (i = 0; i < core->connectors_num; i++) {
2168 struct v4l2_fwnode_connector *v4l2c;
2169
2170 v4l2c = &core->connectors[i].base;
2171 core->norm |= v4l2c->connector.analog.sdtv_stds;
2172 }
2173
2174 if (!core->connectors_num)
2175 core->norm = V4L2_STD_ALL;
2176
2177 core->detected_norm = V4L2_STD_UNKNOWN;
2178 core->input = TVP5150_COMPOSITE1;
2179 core->enable = true;
2180
2181 v4l2_ctrl_handler_init(&core->hdl, 5);
2182 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
2183 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
2184 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
2185 V4L2_CID_CONTRAST, 0, 255, 1, 128);
2186 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
2187 V4L2_CID_SATURATION, 0, 255, 1, 128);
2188 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
2189 V4L2_CID_HUE, -128, 127, 1, 0);
2190 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
2191 V4L2_CID_PIXEL_RATE, 27000000,
2192 27000000, 1, 27000000);
2193 v4l2_ctrl_new_std_menu_items(&core->hdl, &tvp5150_ctrl_ops,
2194 V4L2_CID_TEST_PATTERN,
2195 ARRAY_SIZE(tvp5150_test_patterns) - 1,
2196 0, 0, tvp5150_test_patterns);
2197 sd->ctrl_handler = &core->hdl;
2198 if (core->hdl.error) {
2199 res = core->hdl.error;
2200 goto err;
2201 }
2202
2203 tvp5150_set_default(tvp5150_read_std(sd), &core->rect);
2204
2205 core->irq = c->irq;
2206 tvp5150_reset(sd, 0);
2207 if (c->irq) {
2208 res = devm_request_threaded_irq(&c->dev, c->irq, NULL,
2209 tvp5150_isr, IRQF_TRIGGER_HIGH |
2210 IRQF_ONESHOT, "tvp5150", core);
2211 if (res)
2212 goto err;
2213 }
2214
2215 res = v4l2_async_register_subdev(sd);
2216 if (res < 0)
2217 goto err;
2218
2219 if (debug > 1)
2220 tvp5150_log_status(sd);
2221
2222 pm_runtime_set_active(&c->dev);
2223 pm_runtime_enable(&c->dev);
2224 pm_runtime_idle(&c->dev);
2225
2226 return 0;
2227
2228 err:
2229 v4l2_ctrl_handler_free(&core->hdl);
2230 return res;
2231 }
2232
2233 static int tvp5150_remove(struct i2c_client *c)
2234 {
2235 struct v4l2_subdev *sd = i2c_get_clientdata(c);
2236 struct tvp5150 *decoder = to_tvp5150(sd);
2237 unsigned int i;
2238
2239 dev_dbg_lvl(sd->dev, 1, debug,
2240 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
2241 c->addr << 1);
2242
2243 for (i = 0; i < decoder->connectors_num; i++)
2244 v4l2_fwnode_connector_free(&decoder->connectors[i].base);
2245 for (i = 0; i < decoder->connectors_num; i++) {
2246 media_device_unregister_entity(&decoder->connectors[i].ent);
2247 media_entity_cleanup(&decoder->connectors[i].ent);
2248 }
2249 v4l2_async_unregister_subdev(sd);
2250 v4l2_ctrl_handler_free(&decoder->hdl);
2251 pm_runtime_disable(&c->dev);
2252 pm_runtime_set_suspended(&c->dev);
2253
2254 return 0;
2255 }
2256
2257
2258
2259 static const struct dev_pm_ops tvp5150_pm_ops = {
2260 SET_RUNTIME_PM_OPS(tvp5150_runtime_suspend,
2261 tvp5150_runtime_resume,
2262 NULL)
2263 };
2264
2265 static const struct i2c_device_id tvp5150_id[] = {
2266 { "tvp5150", 0 },
2267 { }
2268 };
2269 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
2270
2271 #if IS_ENABLED(CONFIG_OF)
2272 static const struct of_device_id tvp5150_of_match[] = {
2273 { .compatible = "ti,tvp5150", },
2274 { },
2275 };
2276 MODULE_DEVICE_TABLE(of, tvp5150_of_match);
2277 #endif
2278
2279 static struct i2c_driver tvp5150_driver = {
2280 .driver = {
2281 .of_match_table = of_match_ptr(tvp5150_of_match),
2282 .name = "tvp5150",
2283 .pm = &tvp5150_pm_ops,
2284 },
2285 .probe_new = tvp5150_probe,
2286 .remove = tvp5150_remove,
2287 .id_table = tvp5150_id,
2288 };
2289
2290 module_i2c_driver(tvp5150_driver);
