| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Mauro Carvalho Chehab | 3418 | 41.92% | 30 | 26.79% |
| Philipp Zabel | 1225 | 15.03% | 13 | 11.61% |
| Javier Martinez Canillas | 1048 | 12.85% | 11 | 9.82% |
| Hans Verkuil | 903 | 11.08% | 18 | 16.07% |
| Laurent Pinchart | 546 | 6.70% | 13 | 11.61% |
| Javier Martin | 472 | 5.79% | 2 | 1.79% |
| Marco Felsch | 185 | 2.27% | 5 | 4.46% |
| Dmitry Lifshitz | 98 | 1.20% | 1 | 0.89% |
| Andrew Morton | 89 | 1.09% | 1 | 0.89% |
| Markus Rechberger | 71 | 0.87% | 3 | 2.68% |
| Eduard Gavin | 43 | 0.53% | 1 | 0.89% |
| Sakari Ailus | 16 | 0.20% | 2 | 1.79% |
| Nasser Afshin | 14 | 0.17% | 3 | 2.68% |
| Trent Piepho | 11 | 0.13% | 1 | 0.89% |
| Tejun Heo | 3 | 0.04% | 1 | 0.89% |
| Laurent Riffard | 2 | 0.02% | 1 | 0.89% |
| Axel Lin | 2 | 0.02% | 1 | 0.89% |
| Roel Kluin | 2 | 0.02% | 1 | 0.89% |
| Rob Herring | 2 | 0.02% | 1 | 0.89% |
| Ricardo Ribalda Delgado | 1 | 0.01% | 1 | 0.89% |
| Adrian Bunk | 1 | 0.01% | 1 | 0.89% |
| Paul Gortmaker | 1 | 0.01% | 1 | 0.89% |
| Total | 8153 | 112 |
// SPDX-License-Identifier: GPL-2.0 // // tvp5150 - Texas Instruments TVP5150A/AM1 and TVP5151 video decoder driver // // Copyright (c) 2005,2006 Mauro Carvalho Chehab <mchehab@kernel.org> #include <dt-bindings/media/tvp5150.h> #include <linux/i2c.h> #include <linux/slab.h> #include <linux/videodev2.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/interrupt.h> #include <linux/module.h> #include <linux/of_graph.h> #include <linux/regmap.h> #include <media/v4l2-async.h> #include <media/v4l2-device.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-mc.h> #include "tvp5150_reg.h" #define TVP5150_H_MAX 720U #define TVP5150_V_MAX_525_60 480U #define TVP5150_V_MAX_OTHERS 576U #define TVP5150_MAX_CROP_LEFT 511 #define TVP5150_MAX_CROP_TOP 127 #define TVP5150_CROP_SHIFT 2 #define TVP5150_MBUS_FMT MEDIA_BUS_FMT_UYVY8_2X8 #define TVP5150_FIELD V4L2_FIELD_ALTERNATE #define TVP5150_COLORSPACE V4L2_COLORSPACE_SMPTE170M MODULE_DESCRIPTION("Texas Instruments TVP5150A/TVP5150AM1/TVP5151 video decoder driver"); MODULE_AUTHOR("Mauro Carvalho Chehab"); MODULE_LICENSE("GPL v2"); static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Debug level (0-2)"); #define dprintk0(__dev, __arg...) dev_dbg_lvl(__dev, 0, 0, __arg) enum tvp5150_pads { TVP5150_PAD_IF_INPUT, TVP5150_PAD_VID_OUT, TVP5150_NUM_PADS }; struct tvp5150 { struct v4l2_subdev sd; #ifdef CONFIG_MEDIA_CONTROLLER struct media_pad pads[TVP5150_NUM_PADS]; struct media_entity input_ent[TVP5150_INPUT_NUM]; struct media_pad input_pad[TVP5150_INPUT_NUM]; #endif struct v4l2_ctrl_handler hdl; struct v4l2_rect rect; struct regmap *regmap; int irq; v4l2_std_id norm; /* Current set standard */ v4l2_std_id detected_norm; u32 input; u32 output; u32 oe; int enable; bool lock; u16 dev_id; u16 rom_ver; enum v4l2_mbus_type mbus_type; }; static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd) { return container_of(sd, struct tvp5150, sd); } static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) { return &container_of(ctrl->handler, struct tvp5150, hdl)->sd; } static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr) { struct tvp5150 *decoder = to_tvp5150(sd); int ret, val; ret = regmap_read(decoder->regmap, addr, &val); if (ret < 0) return ret; return val; } static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init, const u8 end, int max_line) { u8 buf[16]; int i = 0, j, len; if (max_line > 16) { dprintk0(sd->dev, "too much data to dump\n"); return; } for (i = init; i < end; i += max_line) { len = (end - i > max_line) ? max_line : end - i; for (j = 0; j < len; j++) buf[j] = tvp5150_read(sd, i + j); dprintk0(sd->dev, "%s reg %02x = %*ph\n", s, i, len, buf); } } static int tvp5150_log_status(struct v4l2_subdev *sd) { dprintk0(sd->dev, "tvp5150: Video input source selection #1 = 0x%02x\n", tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1)); dprintk0(sd->dev, "tvp5150: Analog channel controls = 0x%02x\n", tvp5150_read(sd, TVP5150_ANAL_CHL_CTL)); dprintk0(sd->dev, "tvp5150: Operation mode controls = 0x%02x\n", tvp5150_read(sd, TVP5150_OP_MODE_CTL)); dprintk0(sd->dev, "tvp5150: Miscellaneous controls = 0x%02x\n", tvp5150_read(sd, TVP5150_MISC_CTL)); dprintk0(sd->dev, "tvp5150: Autoswitch mask= 0x%02x\n", tvp5150_read(sd, TVP5150_AUTOSW_MSK)); dprintk0(sd->dev, "tvp5150: Color killer threshold control = 0x%02x\n", tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL)); dprintk0(sd->dev, "tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n", tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1), tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2), tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3)); dprintk0(sd->dev, "tvp5150: Brightness control = 0x%02x\n", tvp5150_read(sd, TVP5150_BRIGHT_CTL)); dprintk0(sd->dev, "tvp5150: Color saturation control = 0x%02x\n", tvp5150_read(sd, TVP5150_SATURATION_CTL)); dprintk0(sd->dev, "tvp5150: Hue control = 0x%02x\n", tvp5150_read(sd, TVP5150_HUE_CTL)); dprintk0(sd->dev, "tvp5150: Contrast control = 0x%02x\n", tvp5150_read(sd, TVP5150_CONTRAST_CTL)); dprintk0(sd->dev, "tvp5150: Outputs and data rates select = 0x%02x\n", tvp5150_read(sd, TVP5150_DATA_RATE_SEL)); dprintk0(sd->dev, "tvp5150: Configuration shared pins = 0x%02x\n", tvp5150_read(sd, TVP5150_CONF_SHARED_PIN)); dprintk0(sd->dev, "tvp5150: Active video cropping start = 0x%02x%02x\n", tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB), tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB)); dprintk0(sd->dev, "tvp5150: Active video cropping stop = 0x%02x%02x\n", tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB), tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB)); dprintk0(sd->dev, "tvp5150: Genlock/RTC = 0x%02x\n", tvp5150_read(sd, TVP5150_GENLOCK)); dprintk0(sd->dev, "tvp5150: Horizontal sync start = 0x%02x\n", tvp5150_read(sd, TVP5150_HORIZ_SYNC_START)); dprintk0(sd->dev, "tvp5150: Vertical blanking start = 0x%02x\n", tvp5150_read(sd, TVP5150_VERT_BLANKING_START)); dprintk0(sd->dev, "tvp5150: Vertical blanking stop = 0x%02x\n", tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP)); dprintk0(sd->dev, "tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n", tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1), tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2)); dprintk0(sd->dev, "tvp5150: Interrupt reset register B = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_RESET_REG_B)); dprintk0(sd->dev, "tvp5150: Interrupt enable register B = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B)); dprintk0(sd->dev, "tvp5150: Interrupt configuration register B = 0x%02x\n", tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B)); dprintk0(sd->dev, "tvp5150: Video standard = 0x%02x\n", tvp5150_read(sd, TVP5150_VIDEO_STD)); dprintk0(sd->dev, "tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n", tvp5150_read(sd, TVP5150_CB_GAIN_FACT), tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR)); dprintk0(sd->dev, "tvp5150: Macrovision on counter = 0x%02x\n", tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR)); dprintk0(sd->dev, "tvp5150: Macrovision off counter = 0x%02x\n", tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR)); dprintk0(sd->dev, "tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n", (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4); dprintk0(sd->dev, "tvp5150: Device ID = %02x%02x\n", tvp5150_read(sd, TVP5150_MSB_DEV_ID), tvp5150_read(sd, TVP5150_LSB_DEV_ID)); dprintk0(sd->dev, "tvp5150: ROM version = (hex) %02x.%02x\n", tvp5150_read(sd, TVP5150_ROM_MAJOR_VER), tvp5150_read(sd, TVP5150_ROM_MINOR_VER)); dprintk0(sd->dev, "tvp5150: Vertical line count = 0x%02x%02x\n", tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB), tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB)); dprintk0(sd->dev, "tvp5150: Interrupt status register B = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_STATUS_REG_B)); dprintk0(sd->dev, "tvp5150: Interrupt active register B = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B)); dprintk0(sd->dev, "tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n", tvp5150_read(sd, TVP5150_STATUS_REG_1), tvp5150_read(sd, TVP5150_STATUS_REG_2), tvp5150_read(sd, TVP5150_STATUS_REG_3), tvp5150_read(sd, TVP5150_STATUS_REG_4), tvp5150_read(sd, TVP5150_STATUS_REG_5)); dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI, TVP5150_TELETEXT_FIL1_END, 8); dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI, TVP5150_TELETEXT_FIL2_END, 8); dprintk0(sd->dev, "tvp5150: Teletext filter enable = 0x%02x\n", tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA)); dprintk0(sd->dev, "tvp5150: Interrupt status register A = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_STATUS_REG_A)); dprintk0(sd->dev, "tvp5150: Interrupt enable register A = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A)); dprintk0(sd->dev, "tvp5150: Interrupt configuration = 0x%02x\n", tvp5150_read(sd, TVP5150_INT_CONF)); dprintk0(sd->dev, "tvp5150: VDP status register = 0x%02x\n", tvp5150_read(sd, TVP5150_VDP_STATUS_REG)); dprintk0(sd->dev, "tvp5150: FIFO word count = 0x%02x\n", tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT)); dprintk0(sd->dev, "tvp5150: FIFO interrupt threshold = 0x%02x\n", tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD)); dprintk0(sd->dev, "tvp5150: FIFO reset = 0x%02x\n", tvp5150_read(sd, TVP5150_FIFO_RESET)); dprintk0(sd->dev, "tvp5150: Line number interrupt = 0x%02x\n", tvp5150_read(sd, TVP5150_LINE_NUMBER_INT)); dprintk0(sd->dev, "tvp5150: Pixel alignment register = 0x%02x%02x\n", tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH), tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW)); dprintk0(sd->dev, "tvp5150: FIFO output control = 0x%02x\n", tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL)); dprintk0(sd->dev, "tvp5150: Full field enable = 0x%02x\n", tvp5150_read(sd, TVP5150_FULL_FIELD_ENA)); dprintk0(sd->dev, "tvp5150: Full field mode register = 0x%02x\n", tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG)); dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI, TVP5150_CC_DATA_END, 8); dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI, TVP5150_WSS_DATA_END, 8); dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI, TVP5150_VPS_DATA_END, 8); dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI, TVP5150_VITC_DATA_END, 10); dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI, TVP5150_LINE_MODE_END, 8); return 0; } /**************************************************************************** Basic functions ****************************************************************************/ static void tvp5150_selmux(struct v4l2_subdev *sd) { int opmode = 0; struct tvp5150 *decoder = to_tvp5150(sd); unsigned int mask, val; int input = 0; /* Only tvp5150am1 and tvp5151 have signal generator support */ if ((decoder->dev_id == 0x5150 && decoder->rom_ver == 0x0400) || (decoder->dev_id == 0x5151 && decoder->rom_ver == 0x0100)) { if (!decoder->enable) input = 8; } switch (decoder->input) { case TVP5150_COMPOSITE1: input |= 2; /* fall through */ case TVP5150_COMPOSITE0: break; case TVP5150_SVIDEO: default: input |= 1; break; } dev_dbg_lvl(sd->dev, 1, debug, "Selecting video route: route input=%i, output=%i => tvp5150 input=%i, opmode=%i\n", decoder->input, decoder->output, input, opmode); regmap_write(decoder->regmap, TVP5150_OP_MODE_CTL, opmode); regmap_write(decoder->regmap, TVP5150_VD_IN_SRC_SEL_1, input); /* * Setup the FID/GLCO/VLK/HVLK and INTREQ/GPCL/VBLK output signals. For * S-Video we output the vertical lock (VLK) signal on FID/GLCO/VLK/HVLK * and set INTREQ/GPCL/VBLK to logic 0. For composite we output the * field indicator (FID) signal on FID/GLCO/VLK/HVLK and set * INTREQ/GPCL/VBLK to logic 1. */ mask = TVP5150_MISC_CTL_GPCL | TVP5150_MISC_CTL_HVLK; if (decoder->input == TVP5150_SVIDEO) val = TVP5150_MISC_CTL_HVLK; else val = TVP5150_MISC_CTL_GPCL; regmap_update_bits(decoder->regmap, TVP5150_MISC_CTL, mask, val); }; struct i2c_reg_value { unsigned char reg; unsigned char value; }; /* Default values as sugested at TVP5150AM1 datasheet */ static const struct i2c_reg_value tvp5150_init_default[] = { { /* 0x00 */ TVP5150_VD_IN_SRC_SEL_1, 0x00 }, { /* 0x01 */ TVP5150_ANAL_CHL_CTL, 0x15 }, { /* 0x02 */ TVP5150_OP_MODE_CTL, 0x00 }, { /* 0x03 */ TVP5150_MISC_CTL, 0x01 }, { /* 0x06 */ TVP5150_COLOR_KIL_THSH_CTL, 0x10 }, { /* 0x07 */ TVP5150_LUMA_PROC_CTL_1, 0x60 }, { /* 0x08 */ TVP5150_LUMA_PROC_CTL_2, 0x00 }, { /* 0x09 */ TVP5150_BRIGHT_CTL, 0x80 }, { /* 0x0a */ TVP5150_SATURATION_CTL, 0x80 }, { /* 0x0b */ TVP5150_HUE_CTL, 0x00 }, { /* 0x0c */ TVP5150_CONTRAST_CTL, 0x80 }, { /* 0x0d */ TVP5150_DATA_RATE_SEL, 0x47 }, { /* 0x0e */ TVP5150_LUMA_PROC_CTL_3, 0x00 }, { /* 0x0f */ TVP5150_CONF_SHARED_PIN, 0x08 }, { /* 0x11 */ TVP5150_ACT_VD_CROP_ST_MSB, 0x00 }, { /* 0x12 */ TVP5150_ACT_VD_CROP_ST_LSB, 0x00 }, { /* 0x13 */ TVP5150_ACT_VD_CROP_STP_MSB, 0x00 }, { /* 0x14 */ TVP5150_ACT_VD_CROP_STP_LSB, 0x00 }, { /* 0x15 */ TVP5150_GENLOCK, 0x01 }, { /* 0x16 */ TVP5150_HORIZ_SYNC_START, 0x80 }, { /* 0x18 */ TVP5150_VERT_BLANKING_START, 0x00 }, { /* 0x19 */ TVP5150_VERT_BLANKING_STOP, 0x00 }, { /* 0x1a */ TVP5150_CHROMA_PROC_CTL_1, 0x0c }, { /* 0x1b */ TVP5150_CHROMA_PROC_CTL_2, 0x14 }, { /* 0x1c */ TVP5150_INT_RESET_REG_B, 0x00 }, { /* 0x1d */ TVP5150_INT_ENABLE_REG_B, 0x00 }, { /* 0x1e */ TVP5150_INTT_CONFIG_REG_B, 0x00 }, { /* 0x28 */ TVP5150_VIDEO_STD, 0x00 }, { /* 0x2e */ TVP5150_MACROVISION_ON_CTR, 0x0f }, { /* 0x2f */ TVP5150_MACROVISION_OFF_CTR, 0x01 }, { /* 0xbb */ TVP5150_TELETEXT_FIL_ENA, 0x00 }, { /* 0xc0 */ TVP5150_INT_STATUS_REG_A, 0x00 }, { /* 0xc1 */ TVP5150_INT_ENABLE_REG_A, 0x00 }, { /* 0xc2 */ TVP5150_INT_CONF, 0x04 }, { /* 0xc8 */ TVP5150_FIFO_INT_THRESHOLD, 0x80 }, { /* 0xc9 */ TVP5150_FIFO_RESET, 0x00 }, { /* 0xca */ TVP5150_LINE_NUMBER_INT, 0x00 }, { /* 0xcb */ TVP5150_PIX_ALIGN_REG_LOW, 0x4e }, { /* 0xcc */ TVP5150_PIX_ALIGN_REG_HIGH, 0x00 }, { /* 0xcd */ TVP5150_FIFO_OUT_CTRL, 0x01 }, { /* 0xcf */ TVP5150_FULL_FIELD_ENA, 0x00 }, { /* 0xd0 */ TVP5150_LINE_MODE_INI, 0x00 }, { /* 0xfc */ TVP5150_FULL_FIELD_MODE_REG, 0x7f }, { /* end of data */ 0xff, 0xff } }; /* Default values as sugested at TVP5150AM1 datasheet */ static const struct i2c_reg_value tvp5150_init_enable[] = { { /* Automatic offset and AGC enabled */ TVP5150_ANAL_CHL_CTL, 0x15 }, { /* Activate YCrCb output 0x9 or 0xd ? */ TVP5150_MISC_CTL, TVP5150_MISC_CTL_GPCL | TVP5150_MISC_CTL_INTREQ_OE | TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE | TVP5150_MISC_CTL_VBLANK | TVP5150_MISC_CTL_CLOCK_OE, }, { /* Activates video std autodetection for all standards */ TVP5150_AUTOSW_MSK, 0x0 }, { /* Default format: 0x47. For 4:2:2: 0x40 */ TVP5150_DATA_RATE_SEL, 0x47 }, { TVP5150_CHROMA_PROC_CTL_1, 0x0c }, { TVP5150_CHROMA_PROC_CTL_2, 0x54 }, { /* Non documented, but initialized on WinTV USB2 */ 0x27, 0x20 }, { 0xff, 0xff } }; struct tvp5150_vbi_type { unsigned int vbi_type; unsigned int ini_line; unsigned int end_line; unsigned int by_field :1; }; struct i2c_vbi_ram_value { u16 reg; struct tvp5150_vbi_type type; unsigned char values[16]; }; /* This struct have the values for each supported VBI Standard * by tvp5150_vbi_types should follow the same order as vbi_ram_default * value 0 means rom position 0x10, value 1 means rom position 0x30 * and so on. There are 16 possible locations from 0 to 15. */ static struct i2c_vbi_ram_value vbi_ram_default[] = { /* * FIXME: Current api doesn't handle all VBI types, those not * yet supported are placed under #if 0 */ #if 0 [0] = {0x010, /* Teletext, SECAM, WST System A */ {V4L2_SLICED_TELETEXT_SECAM, 6, 23, 1}, { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26, 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 } }, #endif [1] = {0x030, /* Teletext, PAL, WST System B */ {V4L2_SLICED_TELETEXT_B, 6, 22, 1}, { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b, 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 } }, #if 0 [2] = {0x050, /* Teletext, PAL, WST System C */ {V4L2_SLICED_TELETEXT_PAL_C, 6, 22, 1}, { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22, 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } }, [3] = {0x070, /* Teletext, NTSC, WST System B */ {V4L2_SLICED_TELETEXT_NTSC_B, 10, 21, 1}, { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23, 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } }, [4] = {0x090, /* Tetetext, NTSC NABTS System C */ {V4L2_SLICED_TELETEXT_NTSC_C, 10, 21, 1}, { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22, 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 } }, [5] = {0x0b0, /* Teletext, NTSC-J, NABTS System D */ {V4L2_SLICED_TELETEXT_NTSC_D, 10, 21, 1}, { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23, 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 } }, [6] = {0x0d0, /* Closed Caption, PAL/SECAM */ {V4L2_SLICED_CAPTION_625, 22, 22, 1}, { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02, 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 } }, #endif [7] = {0x0f0, /* Closed Caption, NTSC */ {V4L2_SLICED_CAPTION_525, 21, 21, 1}, { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02, 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 } }, [8] = {0x110, /* Wide Screen Signal, PAL/SECAM */ {V4L2_SLICED_WSS_625, 23, 23, 1}, { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42, 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 } }, #if 0 [9] = {0x130, /* Wide Screen Signal, NTSC C */ {V4L2_SLICED_WSS_525, 20, 20, 1}, { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43, 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 } }, [10] = {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */ {V4l2_SLICED_VITC_625, 6, 22, 0}, { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49, 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 } }, [11] = {0x170, /* Vertical Interval Timecode (VITC), NTSC */ {V4l2_SLICED_VITC_525, 10, 20, 0}, { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49, 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 } }, #endif [12] = {0x190, /* Video Program System (VPS), PAL */ {V4L2_SLICED_VPS, 16, 16, 0}, { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d, 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 } }, /* 0x1d0 User programmable */ }; static int tvp5150_write_inittab(struct v4l2_subdev *sd, const struct i2c_reg_value *regs) { struct tvp5150 *decoder = to_tvp5150(sd); while (regs->reg != 0xff) { regmap_write(decoder->regmap, regs->reg, regs->value); regs++; } return 0; } static int tvp5150_vdp_init(struct v4l2_subdev *sd) { struct tvp5150 *decoder = to_tvp5150(sd); struct regmap *map = decoder->regmap; unsigned int i; int j; /* Disable Full Field */ regmap_write(map, TVP5150_FULL_FIELD_ENA, 0); /* Before programming, Line mode should be at 0xff */ for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++) regmap_write(map, i, 0xff); /* Load Ram Table */ for (j = 0; j < ARRAY_SIZE(vbi_ram_default); j++) { const struct i2c_vbi_ram_value *regs = &vbi_ram_default[j]; if (!regs->type.vbi_type) continue; regmap_write(map, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8); regmap_write(map, TVP5150_CONF_RAM_ADDR_LOW, regs->reg); for (i = 0; i < 16; i++) regmap_write(map, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]); } return 0; } /* Fills VBI capabilities based on i2c_vbi_ram_value struct */ static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap) { int line, i; dev_dbg_lvl(sd->dev, 1, debug, "g_sliced_vbi_cap\n"); memset(cap, 0, sizeof(*cap)); for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) { const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i]; if (!regs->type.vbi_type) continue; for (line = regs->type.ini_line; line <= regs->type.end_line; line++) { cap->service_lines[0][line] |= regs->type.vbi_type; } cap->service_set |= regs->type.vbi_type; } return 0; } /* Set vbi processing * type - one of tvp5150_vbi_types * line - line to gather data * fields: bit 0 field1, bit 1, field2 * flags (default=0xf0) is a bitmask, were set means: * bit 7: enable filtering null bytes on CC * bit 6: send data also to FIFO * bit 5: don't allow data with errors on FIFO * bit 4: enable ECC when possible * pix_align = pix alignment: * LSB = field1 * MSB = field2 */ static int tvp5150_set_vbi(struct v4l2_subdev *sd, unsigned int type, u8 flags, int line, const int fields) { struct tvp5150 *decoder = to_tvp5150(sd); v4l2_std_id std = decoder->norm; u8 reg; int i, pos = 0; if (std == V4L2_STD_ALL) { dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n"); return 0; } else if (std & V4L2_STD_625_50) { /* Don't follow NTSC Line number convension */ line += 3; } if (line < 6 || line > 27) return 0; for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) { const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i]; if (!regs->type.vbi_type) continue; if ((type & regs->type.vbi_type) && (line >= regs->type.ini_line) && (line <= regs->type.end_line)) break; pos++; } type = pos | (flags & 0xf0); reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI; if (fields & 1) regmap_write(decoder->regmap, reg, type); if (fields & 2) regmap_write(decoder->regmap, reg + 1, type); return type; } static int tvp5150_get_vbi(struct v4l2_subdev *sd, int line) { struct tvp5150 *decoder = to_tvp5150(sd); v4l2_std_id std = decoder->norm; u8 reg; int pos, type = 0; int i, ret = 0; if (std == V4L2_STD_ALL) { dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n"); return 0; } else if (std & V4L2_STD_625_50) { /* Don't follow NTSC Line number convension */ line += 3; } if (line < 6 || line > 27) return 0; reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI; for (i = 0; i <= 1; i++) { ret = tvp5150_read(sd, reg + i); if (ret < 0) { dev_err(sd->dev, "%s: failed with error = %d\n", __func__, ret); return 0; } pos = ret & 0x0f; if (pos < ARRAY_SIZE(vbi_ram_default)) type |= vbi_ram_default[pos].type.vbi_type; } return type; } static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std) { struct tvp5150 *decoder = to_tvp5150(sd); int fmt = 0; /* First tests should be against specific std */ if (std == V4L2_STD_NTSC_443) { fmt = VIDEO_STD_NTSC_4_43_BIT; } else if (std == V4L2_STD_PAL_M) { fmt = VIDEO_STD_PAL_M_BIT; } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) { fmt = VIDEO_STD_PAL_COMBINATION_N_BIT; } else { /* Then, test against generic ones */ if (std & V4L2_STD_NTSC) fmt = VIDEO_STD_NTSC_MJ_BIT; else if (std & V4L2_STD_PAL) fmt = VIDEO_STD_PAL_BDGHIN_BIT; else if (std & V4L2_STD_SECAM) fmt = VIDEO_STD_SECAM_BIT; } dev_dbg_lvl(sd->dev, 1, debug, "Set video std register to %d.\n", fmt); regmap_write(decoder->regmap, TVP5150_VIDEO_STD, fmt); return 0; } static int tvp5150_g_std(struct v4l2_subdev *sd, v4l2_std_id *std) { struct tvp5150 *decoder = to_tvp5150(sd); *std = decoder->norm; return 0; } static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std) { struct tvp5150 *decoder = to_tvp5150(sd); if (decoder->norm == std) return 0; /* Change cropping height limits */ if (std & V4L2_STD_525_60) decoder->rect.height = TVP5150_V_MAX_525_60; else decoder->rect.height = TVP5150_V_MAX_OTHERS; decoder->norm = std; return tvp5150_set_std(sd, std); } static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd) { int val = tvp5150_read(sd, TVP5150_STATUS_REG_5); switch (val & 0x0F) { case 0x01: return V4L2_STD_NTSC; case 0x03: return V4L2_STD_PAL; case 0x05: return V4L2_STD_PAL_M; case 0x07: return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc; case 0x09: return V4L2_STD_NTSC_443; case 0xb: return V4L2_STD_SECAM; default: return V4L2_STD_UNKNOWN; } } static int query_lock(struct v4l2_subdev *sd) { struct tvp5150 *decoder = to_tvp5150(sd); int status; if (decoder->irq) return decoder->lock; regmap_read(decoder->regmap, TVP5150_STATUS_REG_1, &status); /* For standard detection, we need the 3 locks */ return (status & 0x0e) == 0x0e; } static int tvp5150_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id) { *std_id = query_lock(sd) ? tvp5150_read_std(sd) : V4L2_STD_UNKNOWN; return 0; } static const struct v4l2_event tvp5150_ev_fmt = { .type = V4L2_EVENT_SOURCE_CHANGE, .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, }; static irqreturn_t tvp5150_isr(int irq, void *dev_id) { struct tvp5150 *decoder = dev_id; struct regmap *map = decoder->regmap; unsigned int mask, active = 0, status = 0; mask = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE | TVP5150_MISC_CTL_CLOCK_OE; regmap_read(map, TVP5150_INT_STATUS_REG_A, &status); if (status) { regmap_write(map, TVP5150_INT_STATUS_REG_A, status); if (status & TVP5150_INT_A_LOCK) { decoder->lock = !!(status & TVP5150_INT_A_LOCK_STATUS); dev_dbg_lvl(decoder->sd.dev, 1, debug, "sync lo%s signal\n", decoder->lock ? "ck" : "ss"); v4l2_subdev_notify_event(&decoder->sd, &tvp5150_ev_fmt); regmap_update_bits(map, TVP5150_MISC_CTL, mask, decoder->lock ? decoder->oe : 0); } return IRQ_HANDLED; } regmap_read(map, TVP5150_INT_ACTIVE_REG_B, &active); if (active) { status = 0; regmap_read(map, TVP5150_INT_STATUS_REG_B, &status); if (status) regmap_write(map, TVP5150_INT_RESET_REG_B, status); } return IRQ_HANDLED; } static int tvp5150_reset(struct v4l2_subdev *sd, u32 val) { struct tvp5150 *decoder = to_tvp5150(sd); struct regmap *map = decoder->regmap; /* Initializes TVP5150 to its default values */ tvp5150_write_inittab(sd, tvp5150_init_default); if (decoder->irq) { /* Configure pins: FID, VSYNC, INTREQ, SCLK */ regmap_write(map, TVP5150_CONF_SHARED_PIN, 0x0); /* Set interrupt polarity to active high */ regmap_write(map, TVP5150_INT_CONF, TVP5150_VDPOE | 0x1); regmap_write(map, TVP5150_INTT_CONFIG_REG_B, 0x1); } else { /* Configure pins: FID, VSYNC, GPCL/VBLK, SCLK */ regmap_write(map, TVP5150_CONF_SHARED_PIN, 0x2); /* Keep interrupt polarity active low */ regmap_write(map, TVP5150_INT_CONF, TVP5150_VDPOE); regmap_write(map, TVP5150_INTT_CONFIG_REG_B, 0x0); } /* Initializes VDP registers */ tvp5150_vdp_init(sd); /* Selects decoder input */ tvp5150_selmux(sd); /* Initialize image preferences */ v4l2_ctrl_handler_setup(&decoder->hdl); return 0; } static int tvp5150_enable(struct v4l2_subdev *sd) { struct tvp5150 *decoder = to_tvp5150(sd); v4l2_std_id std; /* Initializes TVP5150 to stream enabled values */ tvp5150_write_inittab(sd, tvp5150_init_enable); if (decoder->norm == V4L2_STD_ALL) std = tvp5150_read_std(sd); else std = decoder->norm; /* Disable autoswitch mode */ tvp5150_set_std(sd, std); /* * Enable the YCbCr and clock outputs. In discrete sync mode * (non-BT.656) additionally enable the the sync outputs. */ switch (decoder->mbus_type) { case V4L2_MBUS_PARALLEL: /* 8-bit 4:2:2 YUV with discrete sync output */ regmap_update_bits(decoder->regmap, TVP5150_DATA_RATE_SEL, 0x7, 0x0); decoder->oe = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_CLOCK_OE | TVP5150_MISC_CTL_SYNC_OE; break; case V4L2_MBUS_BT656: decoder->oe = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_CLOCK_OE; break; default: return -EINVAL; } return 0; }; static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl) { struct v4l2_subdev *sd = to_sd(ctrl); struct tvp5150 *decoder = to_tvp5150(sd); switch (ctrl->id) { case V4L2_CID_BRIGHTNESS: regmap_write(decoder->regmap, TVP5150_BRIGHT_CTL, ctrl->val); return 0; case V4L2_CID_CONTRAST: regmap_write(decoder->regmap, TVP5150_CONTRAST_CTL, ctrl->val); return 0; case V4L2_CID_SATURATION: regmap_write(decoder->regmap, TVP5150_SATURATION_CTL, ctrl->val); return 0; case V4L2_CID_HUE: regmap_write(decoder->regmap, TVP5150_HUE_CTL, ctrl->val); return 0; case V4L2_CID_TEST_PATTERN: decoder->enable = ctrl->val ? false : true; tvp5150_selmux(sd); return 0; } return -EINVAL; } static void tvp5150_set_default(v4l2_std_id std, struct v4l2_rect *crop) { /* Default is no cropping */ crop->top = 0; crop->left = 0; crop->width = TVP5150_H_MAX; if (std & V4L2_STD_525_60) crop->height = TVP5150_V_MAX_525_60; else crop->height = TVP5150_V_MAX_OTHERS; } static int tvp5150_fill_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_format *format) { struct v4l2_mbus_framefmt *f; struct tvp5150 *decoder = to_tvp5150(sd); if (!format || (format->pad != TVP5150_PAD_VID_OUT)) return -EINVAL; f = &format->format; f->width = decoder->rect.width; f->height = decoder->rect.height / 2; f->code = TVP5150_MBUS_FMT; f->field = TVP5150_FIELD; f->colorspace = TVP5150_COLORSPACE; dev_dbg_lvl(sd->dev, 1, debug, "width = %d, height = %d\n", f->width, f->height); return 0; } static int tvp5150_set_selection(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_selection *sel) { struct tvp5150 *decoder = to_tvp5150(sd); struct v4l2_rect rect = sel->r; v4l2_std_id std; int hmax; if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE || sel->target != V4L2_SEL_TGT_CROP) return -EINVAL; dev_dbg_lvl(sd->dev, 1, debug, "%s left=%d, top=%d, width=%d, height=%d\n", __func__, rect.left, rect.top, rect.width, rect.height); /* tvp5150 has some special limits */ rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT); rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP); /* Calculate height based on current standard */ if (decoder->norm == V4L2_STD_ALL) std = tvp5150_read_std(sd); else std = decoder->norm; if (std & V4L2_STD_525_60) hmax = TVP5150_V_MAX_525_60; else hmax = TVP5150_V_MAX_OTHERS; /* * alignments: * - width = 2 due to UYVY colorspace * - height, image = no special alignment */ v4l_bound_align_image(&rect.width, TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left, TVP5150_H_MAX - rect.left, 1, &rect.height, hmax - TVP5150_MAX_CROP_TOP - rect.top, hmax - rect.top, 0, 0); regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_START, rect.top); regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_STOP, rect.top + rect.height - hmax); regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_ST_MSB, rect.left >> TVP5150_CROP_SHIFT); regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_ST_LSB, rect.left | (1 << TVP5150_CROP_SHIFT)); regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_STP_MSB, (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >> TVP5150_CROP_SHIFT); regmap_write(decoder->regmap, TVP5150_ACT_VD_CROP_STP_LSB, rect.left + rect.width - TVP5150_MAX_CROP_LEFT); decoder->rect = rect; return 0; } static int tvp5150_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_selection *sel) { struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd); v4l2_std_id std; if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE) return -EINVAL; switch (sel->target) { case V4L2_SEL_TGT_CROP_BOUNDS: sel->r.left = 0; sel->r.top = 0; sel->r.width = TVP5150_H_MAX; /* Calculate height based on current standard */ if (decoder->norm == V4L2_STD_ALL) std = tvp5150_read_std(sd); else std = decoder->norm; if (std & V4L2_STD_525_60) sel->r.height = TVP5150_V_MAX_525_60; else sel->r.height = TVP5150_V_MAX_OTHERS; return 0; case V4L2_SEL_TGT_CROP: sel->r = decoder->rect; return 0; default: return -EINVAL; } } static int tvp5150_g_mbus_config(struct v4l2_subdev *sd, struct v4l2_mbus_config *cfg) { struct tvp5150 *decoder = to_tvp5150(sd); cfg->type = decoder->mbus_type; cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_FIELD_EVEN_LOW | V4L2_MBUS_DATA_ACTIVE_HIGH; return 0; } /**************************************************************************** V4L2 subdev pad ops ****************************************************************************/ static int tvp5150_init_cfg(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg) { struct tvp5150 *decoder = to_tvp5150(sd); v4l2_std_id std; /* * Reset selection to maximum on subdev_open() if autodetection is on * and a standard change is detected. */ if (decoder->norm == V4L2_STD_ALL) { std = tvp5150_read_std(sd); if (std != decoder->detected_norm) { decoder->detected_norm = std; tvp5150_set_default(std, &decoder->rect); } } return 0; } static int tvp5150_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_mbus_code_enum *code) { if (code->pad || code->index) return -EINVAL; code->code = TVP5150_MBUS_FMT; return 0; } static int tvp5150_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_frame_size_enum *fse) { struct tvp5150 *decoder = to_tvp5150(sd); if (fse->index >= 8 || fse->code != TVP5150_MBUS_FMT) return -EINVAL; fse->code = TVP5150_MBUS_FMT; fse->min_width = decoder->rect.width; fse->max_width = decoder->rect.width; fse->min_height = decoder->rect.height / 2; fse->max_height = decoder->rect.height / 2; return 0; } /**************************************************************************** Media entity ops ****************************************************************************/ #ifdef CONFIG_MEDIA_CONTROLLER static int tvp5150_link_setup(struct media_entity *entity, const struct media_pad *local, const struct media_pad *remote, u32 flags) { struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity); struct tvp5150 *decoder = to_tvp5150(sd); int i; for (i = 0; i < TVP5150_INPUT_NUM; i++) { if (remote->entity == &decoder->input_ent[i]) break; } /* Do nothing for entities that are not input connectors */ if (i == TVP5150_INPUT_NUM) return 0; decoder->input = i; tvp5150_selmux(sd); return 0; } static const struct media_entity_operations tvp5150_sd_media_ops = { .link_setup = tvp5150_link_setup, }; #endif /**************************************************************************** I2C Command ****************************************************************************/ static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable) { struct tvp5150 *decoder = to_tvp5150(sd); unsigned int mask, val = 0, int_val = 0; mask = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE | TVP5150_MISC_CTL_CLOCK_OE; if (enable) { tvp5150_enable(sd); /* Enable outputs if decoder is locked */ if (decoder->irq) val = decoder->lock ? decoder->oe : 0; else val = decoder->oe; int_val = TVP5150_INT_A_LOCK; v4l2_subdev_notify_event(&decoder->sd, &tvp5150_ev_fmt); } regmap_update_bits(decoder->regmap, TVP5150_MISC_CTL, mask, val); if (decoder->irq) /* Enable / Disable lock interrupt */ regmap_update_bits(decoder->regmap, TVP5150_INT_ENABLE_REG_A, TVP5150_INT_A_LOCK, int_val); return 0; } static int tvp5150_s_routing(struct v4l2_subdev *sd, u32 input, u32 output, u32 config) { struct tvp5150 *decoder = to_tvp5150(sd); decoder->input = input; decoder->output = output; if (output == TVP5150_BLACK_SCREEN) decoder->enable = false; else decoder->enable = true; tvp5150_selmux(sd); return 0; } static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt) { struct tvp5150 *decoder = to_tvp5150(sd); /* * this is for capturing 36 raw vbi lines * if there's a way to cut off the beginning 2 vbi lines * with the tvp5150 then the vbi line count could be lowered * to 17 lines/field again, although I couldn't find a register * which could do that cropping */ if (fmt->sample_format == V4L2_PIX_FMT_GREY) regmap_write(decoder->regmap, TVP5150_LUMA_PROC_CTL_1, 0x70); if (fmt->count[0] == 18 && fmt->count[1] == 18) { regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_START, 0x00); regmap_write(decoder->regmap, TVP5150_VERT_BLANKING_STOP, 0x01); } return 0; } static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) { struct tvp5150 *decoder = to_tvp5150(sd); int i; if (svbi->service_set != 0) { for (i = 0; i <= 23; i++) { svbi->service_lines[1][i] = 0; svbi->service_lines[0][i] = tvp5150_set_vbi(sd, svbi->service_lines[0][i], 0xf0, i, 3); } /* Enables FIFO */ regmap_write(decoder->regmap, TVP5150_FIFO_OUT_CTRL, 1); } else { /* Disables FIFO*/ regmap_write(decoder->regmap, TVP5150_FIFO_OUT_CTRL, 0); /* Disable Full Field */ regmap_write(decoder->regmap, TVP5150_FULL_FIELD_ENA, 0); /* Disable Line modes */ for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++) regmap_write(decoder->regmap, i, 0xff); } return 0; } static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) { int i, mask = 0; memset(svbi->service_lines, 0, sizeof(svbi->service_lines)); for (i = 0; i <= 23; i++) { svbi->service_lines[0][i] = tvp5150_get_vbi(sd, i); mask |= svbi->service_lines[0][i]; } svbi->service_set = mask; return 0; } #ifdef CONFIG_VIDEO_ADV_DEBUG static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { int res; res = tvp5150_read(sd, reg->reg & 0xff); if (res < 0) { dev_err(sd->dev, "%s: failed with error = %d\n", __func__, res); return res; } reg->val = res; reg->size = 1; return 0; } static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct tvp5150 *decoder = to_tvp5150(sd); return regmap_write(decoder->regmap, reg->reg & 0xff, reg->val & 0xff); } #endif static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) { int status = tvp5150_read(sd, 0x88); vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0; return 0; } static int tvp5150_registered(struct v4l2_subdev *sd) { #ifdef CONFIG_MEDIA_CONTROLLER struct tvp5150 *decoder = to_tvp5150(sd); int ret = 0; int i; for (i = 0; i < TVP5150_INPUT_NUM; i++) { struct media_entity *input = &decoder->input_ent[i]; struct media_pad *pad = &decoder->input_pad[i]; if (!input->name) continue; decoder->input_pad[i].flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_pads_init(input, 1, pad); if (ret < 0) return ret; ret = media_device_register_entity(sd->v4l2_dev->mdev, input); if (ret < 0) return ret; ret = media_create_pad_link(input, 0, &sd->entity, TVP5150_PAD_IF_INPUT, 0); if (ret < 0) { media_device_unregister_entity(input); return ret; } } #endif return 0; } /* ----------------------------------------------------------------------- */ static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = { .s_ctrl = tvp5150_s_ctrl, }; static const struct v4l2_subdev_core_ops tvp5150_core_ops = { .log_status = tvp5150_log_status, .reset = tvp5150_reset, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = tvp5150_g_register, .s_register = tvp5150_s_register, #endif }; static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = { .g_tuner = tvp5150_g_tuner, }; static const struct v4l2_subdev_video_ops tvp5150_video_ops = { .s_std = tvp5150_s_std, .g_std = tvp5150_g_std, .querystd = tvp5150_querystd, .s_stream = tvp5150_s_stream, .s_routing = tvp5150_s_routing, .g_mbus_config = tvp5150_g_mbus_config, }; static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = { .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap, .g_sliced_fmt = tvp5150_g_sliced_fmt, .s_sliced_fmt = tvp5150_s_sliced_fmt, .s_raw_fmt = tvp5150_s_raw_fmt, }; static const struct v4l2_subdev_pad_ops tvp5150_pad_ops = { .init_cfg = tvp5150_init_cfg, .enum_mbus_code = tvp5150_enum_mbus_code, .enum_frame_size = tvp5150_enum_frame_size, .set_fmt = tvp5150_fill_fmt, .get_fmt = tvp5150_fill_fmt, .get_selection = tvp5150_get_selection, .set_selection = tvp5150_set_selection, }; static const struct v4l2_subdev_ops tvp5150_ops = { .core = &tvp5150_core_ops, .tuner = &tvp5150_tuner_ops, .video = &tvp5150_video_ops, .vbi = &tvp5150_vbi_ops, .pad = &tvp5150_pad_ops, }; static const struct v4l2_subdev_internal_ops tvp5150_internal_ops = { .registered = tvp5150_registered, }; /**************************************************************************** I2C Client & Driver ****************************************************************************/ static const struct regmap_range tvp5150_readable_ranges[] = { { .range_min = TVP5150_VD_IN_SRC_SEL_1, .range_max = TVP5150_AUTOSW_MSK, }, { .range_min = TVP5150_COLOR_KIL_THSH_CTL, .range_max = TVP5150_CONF_SHARED_PIN, }, { .range_min = TVP5150_ACT_VD_CROP_ST_MSB, .range_max = TVP5150_HORIZ_SYNC_START, }, { .range_min = TVP5150_VERT_BLANKING_START, .range_max = TVP5150_INTT_CONFIG_REG_B, }, { .range_min = TVP5150_VIDEO_STD, .range_max = TVP5150_VIDEO_STD, }, { .range_min = TVP5150_CB_GAIN_FACT, .range_max = TVP5150_REV_SELECT, }, { .range_min = TVP5150_MSB_DEV_ID, .range_max = TVP5150_STATUS_REG_5, }, { .range_min = TVP5150_CC_DATA_INI, .range_max = TVP5150_TELETEXT_FIL_ENA, }, { .range_min = TVP5150_INT_STATUS_REG_A, .range_max = TVP5150_FIFO_OUT_CTRL, }, { .range_min = TVP5150_FULL_FIELD_ENA, .range_max = TVP5150_FULL_FIELD_MODE_REG, }, }; static bool tvp5150_volatile_reg(struct device *dev, unsigned int reg) { switch (reg) { case TVP5150_VERT_LN_COUNT_MSB: case TVP5150_VERT_LN_COUNT_LSB: case TVP5150_INT_STATUS_REG_A: case TVP5150_INT_STATUS_REG_B: case TVP5150_INT_ACTIVE_REG_B: case TVP5150_STATUS_REG_1: case TVP5150_STATUS_REG_2: case TVP5150_STATUS_REG_3: case TVP5150_STATUS_REG_4: case TVP5150_STATUS_REG_5: /* CC, WSS, VPS, VITC data? */ case TVP5150_VBI_FIFO_READ_DATA: case TVP5150_VDP_STATUS_REG: case TVP5150_FIFO_WORD_COUNT: return true; default: return false; } } static const struct regmap_access_table tvp5150_readable_table = { .yes_ranges = tvp5150_readable_ranges, .n_yes_ranges = ARRAY_SIZE(tvp5150_readable_ranges), }; static struct regmap_config tvp5150_config = { .reg_bits = 8, .val_bits = 8, .max_register = 0xff, .cache_type = REGCACHE_RBTREE, .rd_table = &tvp5150_readable_table, .volatile_reg = tvp5150_volatile_reg, }; static int tvp5150_detect_version(struct tvp5150 *core) { struct v4l2_subdev *sd = &core->sd; struct i2c_client *c = v4l2_get_subdevdata(sd); u8 regs[4]; int res; /* * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID, * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER */ res = regmap_bulk_read(core->regmap, TVP5150_MSB_DEV_ID, regs, 4); if (res < 0) { dev_err(&c->dev, "reading ID registers failed: %d\n", res); return res; } core->dev_id = (regs[0] << 8) | regs[1]; core->rom_ver = (regs[2] << 8) | regs[3]; dev_info(sd->dev, "tvp%04x (%u.%u) chip found @ 0x%02x (%s)\n", core->dev_id, regs[2], regs[3], c->addr << 1, c->adapter->name); if (core->dev_id == 0x5150 && core->rom_ver == 0x0321) { dev_info(sd->dev, "tvp5150a detected.\n"); } else if (core->dev_id == 0x5150 && core->rom_ver == 0x0400) { dev_info(sd->dev, "tvp5150am1 detected.\n"); /* ITU-T BT.656.4 timing */ regmap_write(core->regmap, TVP5150_REV_SELECT, 0); } else if (core->dev_id == 0x5151 && core->rom_ver == 0x0100) { dev_info(sd->dev, "tvp5151 detected.\n"); } else { dev_info(sd->dev, "*** unknown tvp%04x chip detected.\n", core->dev_id); } return 0; } static int tvp5150_init(struct i2c_client *c) { struct gpio_desc *pdn_gpio; struct gpio_desc *reset_gpio; pdn_gpio = devm_gpiod_get_optional(&c->dev, "pdn", GPIOD_OUT_HIGH); if (IS_ERR(pdn_gpio)) return PTR_ERR(pdn_gpio); if (pdn_gpio) { gpiod_set_value_cansleep(pdn_gpio, 0); /* Delay time between power supplies active and reset */ msleep(20); } reset_gpio = devm_gpiod_get_optional(&c->dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(reset_gpio)) return PTR_ERR(reset_gpio); if (reset_gpio) { /* RESETB pulse duration */ ndelay(500); gpiod_set_value_cansleep(reset_gpio, 0); /* Delay time between end of reset to I2C active */ usleep_range(200, 250); } return 0; } static int tvp5150_parse_dt(struct tvp5150 *decoder, struct device_node *np) { struct v4l2_fwnode_endpoint bus_cfg = { .bus_type = 0 }; struct device_node *ep; #ifdef CONFIG_MEDIA_CONTROLLER struct device_node *connectors, *child; struct media_entity *input; const char *name; u32 input_type; #endif unsigned int flags; int ret = 0; ep = of_graph_get_next_endpoint(np, NULL); if (!ep) return -EINVAL; ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(ep), &bus_cfg); if (ret) goto err; flags = bus_cfg.bus.parallel.flags; if (bus_cfg.bus_type == V4L2_MBUS_PARALLEL && !(flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH && flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH && flags & V4L2_MBUS_FIELD_EVEN_LOW)) { ret = -EINVAL; goto err; } decoder->mbus_type = bus_cfg.bus_type; #ifdef CONFIG_MEDIA_CONTROLLER connectors = of_get_child_by_name(np, "connectors"); if (!connectors) goto err; for_each_available_child_of_node(connectors, child) { ret = of_property_read_u32(child, "input", &input_type); if (ret) { dev_err(decoder->sd.dev, "missing type property in node %pOFn\n", child); goto err_connector; } if (input_type >= TVP5150_INPUT_NUM) { ret = -EINVAL; goto err_connector; } input = &decoder->input_ent[input_type]; /* Each input connector can only be defined once */ if (input->name) { dev_err(decoder->sd.dev, "input %s with same type already exists\n", input->name); ret = -EINVAL; goto err_connector; } switch (input_type) { case TVP5150_COMPOSITE0: case TVP5150_COMPOSITE1: input->function = MEDIA_ENT_F_CONN_COMPOSITE; break; case TVP5150_SVIDEO: input->function = MEDIA_ENT_F_CONN_SVIDEO; break; } input->flags = MEDIA_ENT_FL_CONNECTOR; ret = of_property_read_string(child, "label", &name); if (ret < 0) { dev_err(decoder->sd.dev, "missing label property in node %pOFn\n", child); goto err_connector; } input->name = name; } err_connector: of_node_put(connectors); #endif err: of_node_put(ep); return ret; } static const char * const tvp5150_test_patterns[2] = { "Disabled", "Black screen" }; static int tvp5150_probe(struct i2c_client *c, const struct i2c_device_id *id) { struct tvp5150 *core; struct v4l2_subdev *sd; struct device_node *np = c->dev.of_node; struct regmap *map; int res; /* Check if the adapter supports the needed features */ if (!i2c_check_functionality(c->adapter, I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) return -EIO; res = tvp5150_init(c); if (res) return res; core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL); if (!core) return -ENOMEM; map = devm_regmap_init_i2c(c, &tvp5150_config); if (IS_ERR(map)) return PTR_ERR(map); core->regmap = map; sd = &core->sd; if (IS_ENABLED(CONFIG_OF) && np) { res = tvp5150_parse_dt(core, np); if (res) { dev_err(sd->dev, "DT parsing error: %d\n", res); return res; } } else { /* Default to BT.656 embedded sync */ core->mbus_type = V4L2_MBUS_BT656; } v4l2_i2c_subdev_init(sd, c, &tvp5150_ops); sd->internal_ops = &tvp5150_internal_ops; sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; #if defined(CONFIG_MEDIA_CONTROLLER) core->pads[TVP5150_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK; core->pads[TVP5150_PAD_IF_INPUT].sig_type = PAD_SIGNAL_ANALOG; core->pads[TVP5150_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE; core->pads[TVP5150_PAD_VID_OUT].sig_type = PAD_SIGNAL_DV; sd->entity.function = MEDIA_ENT_F_ATV_DECODER; res = media_entity_pads_init(&sd->entity, TVP5150_NUM_PADS, core->pads); if (res < 0) return res; sd->entity.ops = &tvp5150_sd_media_ops; #endif res = tvp5150_detect_version(core); if (res < 0) return res; core->norm = V4L2_STD_ALL; /* Default is autodetect */ core->detected_norm = V4L2_STD_UNKNOWN; core->input = TVP5150_COMPOSITE1; core->enable = true; v4l2_ctrl_handler_init(&core->hdl, 5); v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, V4L2_CID_CONTRAST, 0, 255, 1, 128); v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, V4L2_CID_SATURATION, 0, 255, 1, 128); v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, V4L2_CID_HUE, -128, 127, 1, 0); v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops, V4L2_CID_PIXEL_RATE, 27000000, 27000000, 1, 27000000); v4l2_ctrl_new_std_menu_items(&core->hdl, &tvp5150_ctrl_ops, V4L2_CID_TEST_PATTERN, ARRAY_SIZE(tvp5150_test_patterns) - 1, 0, 0, tvp5150_test_patterns); sd->ctrl_handler = &core->hdl; if (core->hdl.error) { res = core->hdl.error; goto err; } tvp5150_set_default(tvp5150_read_std(sd), &core->rect); core->irq = c->irq; tvp5150_reset(sd, 0); /* Calls v4l2_ctrl_handler_setup() */ if (c->irq) { res = devm_request_threaded_irq(&c->dev, c->irq, NULL, tvp5150_isr, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "tvp5150", core); if (res) return res; } res = v4l2_async_register_subdev(sd); if (res < 0) goto err; if (debug > 1) tvp5150_log_status(sd); return 0; err: v4l2_ctrl_handler_free(&core->hdl); return res; } static int tvp5150_remove(struct i2c_client *c) { struct v4l2_subdev *sd = i2c_get_clientdata(c); struct tvp5150 *decoder = to_tvp5150(sd); dev_dbg_lvl(sd->dev, 1, debug, "tvp5150.c: removing tvp5150 adapter on address 0x%x\n", c->addr << 1); v4l2_async_unregister_subdev(sd); v4l2_ctrl_handler_free(&decoder->hdl); return 0; } /* ----------------------------------------------------------------------- */ static const struct i2c_device_id tvp5150_id[] = { { "tvp5150", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, tvp5150_id); #if IS_ENABLED(CONFIG_OF) static const struct of_device_id tvp5150_of_match[] = { { .compatible = "ti,tvp5150", }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, tvp5150_of_match); #endif static struct i2c_driver tvp5150_driver = { .driver = { .of_match_table = of_match_ptr(tvp5150_of_match), .name = "tvp5150", }, .probe = tvp5150_probe, .remove = tvp5150_remove, .id_table = tvp5150_id, }; module_i2c_driver(tvp5150_driver);
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