diff options
| -rw-r--r-- | drivers/media/video/tvp5150.c | 423 |
1 files changed, 362 insertions, 61 deletions
diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c index d62b230..9ed839d 100644 --- a/drivers/media/video/tvp5150.c +++ b/drivers/media/video/tvp5150.c @@ -9,6 +9,7 @@ #include <linux/videodev.h> #include <linux/delay.h> #include <linux/video_decoder.h> +#include <media/v4l2-common.h> #include "tvp5150_reg.h" @@ -28,10 +29,14 @@ static int debug = 0; module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Debug level (0-1)"); -#define dprintk(num, format, args...) \ +#define tvp5150_info(fmt, arg...) do { \ + printk(KERN_INFO "%s %d-%04x: " fmt, c->driver->name, \ + i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0) +#define tvp5150_dbg(num, fmt, arg...) \ do { \ if (debug >= num) \ - printk(format, ##args); \ + printk(KERN_DEBUG "%s debug %d-%04x: " fmt, c->driver->name, \ + i2c_adapter_id(c->adapter), c->addr , ## arg); \ } while (0) /* supported controls */ @@ -94,12 +99,14 @@ static inline int tvp5150_read(struct i2c_client *c, unsigned char addr) buffer[0] = addr; if (1 != (rc = i2c_master_send(c, buffer, 1))) - dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc); + tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc); msleep(10); if (1 != (rc = i2c_master_recv(c, buffer, 1))) - dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc); + tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc); + + tvp5150_dbg(2, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]); return (buffer[0]); } @@ -109,13 +116,12 @@ static inline void tvp5150_write(struct i2c_client *c, unsigned char addr, { unsigned char buffer[2]; int rc; -/* struct tvp5150 *core = i2c_get_clientdata(c); */ buffer[0] = addr; buffer[1] = value; - dprintk(1, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]); + tvp5150_dbg(2, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]); if (2 != (rc = i2c_master_send(c, buffer, 2))) - dprintk(0, "i2c i/o error: rc == %d (should be 2)\n", rc); + tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 2)\n", rc); } static void dump_reg(struct i2c_client *c) @@ -458,40 +464,325 @@ static inline void tvp5150_selmux(struct i2c_client *c, tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input); }; -static inline void tvp5150_reset(struct i2c_client *c) +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_1,0x00 + }, + { /* 0xd0 */ + TVP5150_FULL_FIELD_ENA_2,0x00 + }, + { /* 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[] = { + { + TVP5150_CONF_SHARED_PIN, 2 + },{ /* Automatic offset and AGC enabled */ + TVP5150_ANAL_CHL_CTL, 0x15 + },{ /* Activate YCrCb output 0x9 or 0xd ? */ + TVP5150_MISC_CTL, 0x6f + },{ /* 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 i2c_vbi_ram_value { + u16 reg; + unsigned char values[26]; +}; + +struct i2c_vbi_ram_value vbi_ram_default[] = { - struct tvp5150 *decoder = i2c_get_clientdata(c); + {0x010, /* WST SECAM 6 */ + { 0xaa, 0xaa, 0xff, 0xff , 0xe7, 0x2e, 0x20, 0x26, 0xe6, 0xb4, 0x0e, 0x0, 0x0, 0x0, 0x10, 0x0 } + }, + {0x030, /* WST PAL B 6 */ + { 0xaa, 0xaa, 0xff, 0xff , 0x27, 0x2e, 0x20, 0x2b, 0xa6, 0x72, 0x10, 0x0, 0x0, 0x0, 0x10, 0x0 } + }, + {0x050, /* WST PAL C 6 */ + { 0xaa, 0xaa, 0xff, 0xff , 0xe7, 0x2e, 0x20, 0x22, 0xa6, 0x98, 0x0d, 0x0, 0x0, 0x0, 0x10, 0x0 } + }, + {0x070, /* WST NTSC 6 */ + { 0xaa, 0xaa, 0xff, 0xff , 0x27, 0x2e, 0x20, 0x23, 0x69, 0x93, 0x0d, 0x0, 0x0, 0x0, 0x10, 0x0 } + }, + {0x090, /* NABTS, NTSC 6 */ + { 0xaa, 0xaa, 0xff, 0xff , 0xe7, 0x2e, 0x20, 0x22, 0x69, 0x93, 0x0d, 0x0, 0x0, 0x0, 0x15, 0x0 } + }, + {0x0b0, /* NABTS, NTSC-J 6 */ + { 0xaa, 0xaa, 0xff, 0xff , 0xa7, 0x2e, 0x20, 0x23, 0x69, 0x93, 0x0d, 0x0, 0x0, 0x0, 0x10, 0x0 } + }, + {0x0d0, /* CC, PAL/SECAM 6 */ + { 0xaa, 0x2a, 0xff, 0x3f , 0x04, 0x51, 0x6e, 0x02, 0xa6, 0x7b, 0x09, 0x0, 0x0, 0x0, 0x27, 0x0 } + }, + {0x0f0, /* CC, NTSC 6 */ + { 0xaa, 0x2a, 0xff, 0x3f , 0x04, 0x51, 0x6e, 0x02, 0x69, 0x8c, 0x09, 0x0, 0x0, 0x0, 0x27, 0x0 } + }, + {0x110, /* WSS, PAL/SECAM 6 */ + { 0x5b, 0x55, 0xc5, 0xff , 0x0, 0x71, 0x6e, 0x42, 0xa6, 0xcd, 0x0f, 0x0, 0x0, 0x0, 0x3a, 0x0 } + }, + {0x130, /* WSS, NTSC C */ + { 0x38, 0x00, 0x3f, 0x00 , 0x0, 0x71, 0x6e, 0x43, 0x69, 0x7c, 0x08, 0x0, 0x0, 0x0, 0x39, 0x0 } + }, + {0x150, /* VITC, PAL/SECAM 6 */ + { 0x0, 0x0, 0x0, 0x0 , 0x0, 0x8f, 0x6d, 0x49, 0xa6, 0x85, 0x08, 0x0, 0x0, 0x0, 0x4c, 0x0 } + }, + {0x170, /* VITC, NTSC 6 */ + { 0x0, 0x0, 0x0, 0x0 , 0x0, 0x8f, 0x6d, 0x49, 0x69, 0x94, 0x08, 0x0, 0x0, 0x0, 0x4c, 0x0 } + }, + { (u16)-1 } +}; - tvp5150_write(c, TVP5150_CONF_SHARED_PIN, 2); +static int tvp5150_write_inittab(struct i2c_client *c, + const struct i2c_reg_value *regs) +{ + while (regs->reg != 0xff) { + tvp5150_write(c, regs->reg, regs->value); + regs++; + } + return 0; +} - /* Automatic offset and AGC enabled */ - tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15); +static int tvp5150_vdp_init(struct i2c_client *c, + const struct i2c_vbi_ram_value *regs) +{ + unsigned int i; - /* Normal Operation */ -// tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00); + /* Disable Full Field */ + tvp5150_write(c, TVP5150_FULL_FIELD_ENA_1, 0); - /* Activate YCrCb output 0x9 or 0xd ? */ - tvp5150_write(c, TVP5150_MISC_CTL, 0x6f); + /* Before programming, Line mode should be at 0xff */ + for (i=TVP5150_FULL_FIELD_ENA_2; i<=TVP5150_LINE_MODE_REG_44; i++) + tvp5150_write(c, i, 0xff); - /* Activates video std autodetection for all standards */ - tvp5150_write(c, TVP5150_AUTOSW_MSK, 0x0); + /* Load Ram Table */ + while (regs->reg != (u16)-1 ) { + tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8); + tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg); - /* Default format: 0x47, 4:2:2: 0x40 */ - tvp5150_write(c, TVP5150_DATA_RATE_SEL, 0x47); + for (i=0;i<16;i++) + tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]); - tvp5150_selmux(c, decoder->input); + regs++; + } + return 0; +} - tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_1, 0x0c); - tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_2, 0x54); +static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std) +{ + struct tvp5150 *decoder = i2c_get_clientdata(c); + int fmt=0; + + decoder->norm=std; + + /* First tests should be against specific std */ + + if (std == V4L2_STD_ALL) { + fmt=0; /* Autodetect mode */ + } else if (std & V4L2_STD_NTSC_443) { + fmt=0xa; + } else if (std & V4L2_STD_PAL_M) { + fmt=0x6; + } else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) { + fmt=0x8; + } else { + /* Then, test against generic ones */ + if (std & V4L2_STD_NTSC) { + fmt=0x2; + } else if (std & V4L2_STD_PAL) { + fmt=0x4; + } else if (std & V4L2_STD_SECAM) { + fmt=0xc; + } + } - tvp5150_write(c, 0x27, 0x20); /* ?????????? */ + tvp5150_dbg(1,"Set video std register to %d.\n",fmt); + tvp5150_write(c, TVP5150_VIDEO_STD, fmt); - tvp5150_write(c, TVP5150_VIDEO_STD, 0x0); /* Auto switch */ + return 0; +} + +static inline void tvp5150_reset(struct i2c_client *c) +{ + u8 type, ver_656, msb_id, lsb_id, msb_rom, lsb_rom; + struct tvp5150 *decoder = i2c_get_clientdata(c); + + type=tvp5150_read(c,TVP5150_AUTOSW_MSK); + msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID); + lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID); + msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER); + lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER); + + if (type==0xdc) { + ver_656=tvp5150_read(c,TVP5150_REV_SELECT); + tvp5150_info("tvp%02x%02xam1 detected 656 version is %d.\n",msb_id, lsb_id,ver_656); + } else if (type==0xfc) { + tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id); + } else { + tvp5150_info("unknown tvp%02x%02x chip detected(%d).\n",msb_id,lsb_id,type); + } + tvp5150_info("Rom ver is %d.%d\n",msb_rom,lsb_rom); + /* Initializes TVP5150 to its default values */ + tvp5150_write_inittab(c, tvp5150_init_default); + + /* Initializes VDP registers */ + tvp5150_vdp_init(c, vbi_ram_default); + + /* Selects decoder input */ + tvp5150_selmux(c, decoder->input); + + /* Initializes TVP5150 to stream enabled values */ + tvp5150_write_inittab(c, tvp5150_init_enable); + + /* Initialize image preferences */ tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8); tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8); tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8); tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8); + + tvp5150_set_std(c, decoder->norm); }; static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl) @@ -539,20 +830,28 @@ static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl) /**************************************************************************** I2C Command ****************************************************************************/ -static int tvp5150_command(struct i2c_client *client, +static int tvp5150_command(struct i2c_client *c, unsigned int cmd, void *arg) { - struct tvp5150 *decoder = i2c_get_clientdata(client); + struct tvp5150 *decoder = i2c_get_clientdata(c); switch (cmd) { case 0: + case VIDIOC_INT_RESET: case DECODER_INIT: - tvp5150_reset(client); + tvp5150_reset(c); + break; + case VIDIOC_S_STD: + if (decoder->norm == *(v4l2_std_id *)arg) + break; + return tvp5150_set_std(c, *(v4l2_std_id *)arg); + case VIDIOC_G_STD: + *(v4l2_std_id *)arg = decoder->norm; break; case DECODER_DUMP: - dump_reg(client); + dump_reg(c); break; case DECODER_GET_CAPABILITIES: @@ -611,7 +910,7 @@ static int tvp5150_command(struct i2c_client *client, } decoder->input = *iarg; - tvp5150_selmux(client, decoder->input); + tvp5150_selmux(c, decoder->input); break; } @@ -631,7 +930,7 @@ static int tvp5150_command(struct i2c_client *client, decoder->enable = (*iarg != 0); - tvp5150_selmux(client, decoder->input); + tvp5150_selmux(c, decoder->input); break; } @@ -640,7 +939,7 @@ static int tvp5150_command(struct i2c_client *client, struct v4l2_queryctrl *qc = arg; int i; - dprintk(1, KERN_DEBUG "VIDIOC_QUERYCTRL"); + tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n"); for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++) if (qc->id && qc->id == tvp5150_qctrl[i].id) { @@ -654,15 +953,14 @@ static int tvp5150_command(struct i2c_client *client, case VIDIOC_G_CTRL: { struct v4l2_control *ctrl = arg; - dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL"); + tvp5150_dbg(1, "VIDIOC_G_CTRL called\n"); - return tvp5150_get_ctrl(client, ctrl); + return tvp5150_get_ctrl(c, ctrl); } case VIDIOC_S_CTRL: { struct v4l2_control *ctrl = arg; u8 i, n; - dprintk(1, KERN_DEBUG "VIDIOC_S_CTRL"); n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]); for (i = 0; i < n; i++) if (ctrl->id == tvp5150_qctrl[i].id) { @@ -671,11 +969,10 @@ static int tvp5150_command(struct i2c_client *client, || ctrl->value > tvp5150_qctrl[i].maximum) return -ERANGE; - dprintk(1, - KERN_DEBUG - "VIDIOC_S_CTRL: id=%d, value=%d", + tvp5150_dbg(1, + "VIDIOC_S_CTRL: id=%d, value=%d\n", ctrl->id, ctrl->value); - return tvp5150_set_ctrl(client, ctrl); + return tvp5150_set_ctrl(c, ctrl); } return -EINVAL; } @@ -686,25 +983,25 @@ static int tvp5150_command(struct i2c_client *client, if (decoder->bright != pic->brightness) { /* We want 0 to 255 we get 0-65535 */ decoder->bright = pic->brightness; - tvp5150_write(client, TVP5150_BRIGHT_CTL, + tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8); } if (decoder->contrast != pic->contrast) { /* We want 0 to 255 we get 0-65535 */ decoder->contrast = pic->contrast; - tvp5150_write(client, TVP5150_CONTRAST_CTL, + tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8); } if (decoder->sat != pic->colour) { /* We want 0 to 255 we get 0-65535 */ decoder->sat = pic->colour; - tvp5150_write(client, TVP5150_SATURATION_CTL, + tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8); } if (decoder->hue != pic->hue) { /* We want -128 to 127 we get 0-65535 */ decoder->hue = pic->hue; - tvp5150_write(client, TVP5150_HUE_CTL, + tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8); } break; @@ -729,12 +1026,12 @@ static struct i2c_client client_template = { static int tvp5150_detect_client(struct i2c_adapter *adapter, int address, int kind) { - struct i2c_client *client; + struct i2c_client *c; struct tvp5150 *core; int rv; - dprintk(1, - KERN_INFO + if (debug) + printk( KERN_INFO "tvp5150.c: detecting tvp5150 client on address 0x%x\n", address << 1); @@ -747,22 +1044,22 @@ static int tvp5150_detect_client(struct i2c_adapter *adapter, I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) return 0; - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == 0) + c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + if (c == 0) return -ENOMEM; - memcpy(client, &client_template, sizeof(struct i2c_client)); + memcpy(c, &client_template, sizeof(struct i2c_client)); core = kmalloc(sizeof(struct tvp5150), GFP_KERNEL); if (core == 0) { - kfree(client); + kfree(c); return -ENOMEM; } memset(core, 0, sizeof(struct tvp5150)); - i2c_set_clientdata(client, core); + i2c_set_clientdata(c, core); - rv = i2c_attach_client(client); + rv = i2c_attach_client(c); - core->norm = VIDEO_MODE_AUTO; + core->norm = V4L2_STD_ALL; core->input = 2; core->enable = 1; core->bright = 32768; @@ -771,37 +1068,41 @@ static int tvp5150_detect_client(struct i2c_adapter *adapter, core->sat = 32768; if (rv) { - kfree(client); + kfree(c); kfree(core); return rv; } if (debug > 1) - dump_reg(client); + dump_reg(c); return 0; } static int tvp5150_attach_adapter(struct i2c_adapter *adapter) { - dprintk(1, - KERN_INFO + if (debug) + printk( KERN_INFO "tvp5150.c: starting probe for adapter %s (0x%x)\n", adapter->name, adapter->id); return i2c_probe(adapter, &addr_data, &tvp5150_detect_client); } -static int tvp5150_detach_client(struct i2c_client *client) +static int tvp5150_detach_client(struct i2c_client *c) { - struct tvp5150 *decoder = i2c_get_clientdata(client); + struct tvp5150 *decoder = i2c_get_clientdata(c); int err; - err = i2c_detach_client(client); + tvp5150_dbg(1, + "tvp5150.c: removing tvp5150 adapter on address 0x%x\n", + c->addr << 1); + + err = i2c_detach_client(c); if (err) { return err; } kfree(decoder); - kfree(client); + kfree(c); return 0; } |
