static inline void tvp5150_reset(struct i2c_client *c)
{
struct tvp5150 *decoder = i2c_get_clientdata(c);
tvp5150_write(c, TVP5150_CONF_SHARED_PIN, 2);
/* Automatic offset and AGC enabled */
tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15);
/* Normal Operation */
// tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
/* Activate YCrCb output 0x9 or 0xd ? */
tvp5150_write(c, TVP5150_MISC_CTL, 0x6f);
/* Activates video std autodetection for all standards */
tvp5150_write(c, TVP5150_AUTOSW_MSK, 0x0);
/* Default format: 0x47, 4:2:2: 0x40 */
tvp5150_write(c, TVP5150_DATA_RATE_SEL, 0x47);
tvp5150_selmux(c, decoder->input);
tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_1, 0x0c);
tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_2, 0x54);
tvp5150_write(c, 0x27, 0x20); /* ?????????? */
tvp5150_write(c, TVP5150_VIDEO_STD, 0x0); /* Auto switch */
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);
};
static inline void tvp5150_reset(struct i2c_client *c)
{
u8 msb_id, lsb_id, msb_rom, lsb_rom;
struct tvp5150 *decoder = i2c_get_clientdata(c);
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 ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */
tvp5150_info("tvp%02x%02xam1 detected.\n",msb_id, lsb_id);
/* ITU-T BT.656.4 timing */
tvp5150_write(c,TVP5150_REV_SELECT,0);
} else {
if ((msb_rom==3)||(lsb_rom==0x21)) { /* Is TVP5150A */
tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
} else {
tvp5150_info("*** unknown tvp%02x%02x chip detected.\n",msb_id,lsb_id);
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);
/* Initializes TVP5150 to stream enabled values */
tvp5150_write_inittab(c, tvp5150_init_enable);
/* Initialize image preferences */
tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright);
tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast);
tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast);
tvp5150_write(c, TVP5150_HUE_CTL, decoder->hue);
tvp5150_set_std(c, decoder->norm);
};
/****************************************************************************
I2C Command
****************************************************************************/
static int tvp5150_command(struct i2c_client *c,
unsigned int cmd, void *arg)
{
struct tvp5150 *decoder = i2c_get_clientdata(c);
switch (cmd) {
case 0:
case VIDIOC_INT_RESET:
tvp5150_reset(c);
break;
case VIDIOC_INT_G_VIDEO_ROUTING:
{
struct v4l2_routing *route = arg;
*route = decoder->route;
break;
}
case VIDIOC_INT_S_VIDEO_ROUTING:
{
struct v4l2_routing *route = arg;
decoder->route = *route;
tvp5150_selmux(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 VIDIOC_G_SLICED_VBI_CAP:
{
struct v4l2_sliced_vbi_cap *cap = arg;
tvp5150_dbg(1, "VIDIOC_G_SLICED_VBI_CAP\n");
tvp5150_vbi_get_cap(vbi_ram_default, cap);
break;
}
case VIDIOC_S_FMT:
{
struct v4l2_format *fmt;
struct v4l2_sliced_vbi_format *svbi;
int i;
fmt = arg;
if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
return -EINVAL;
svbi = &fmt->fmt.sliced;
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(c,
vbi_ram_default,
svbi->service_lines[0][i],0xf0,i,3);
}
/* Enables FIFO */
tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,1);
} else {
/* Disables FIFO*/
tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,0);
/* Disable Full Field */
tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
/* Disable Line modes */
for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
tvp5150_write(c, i, 0xff);
}
break;
}
case VIDIOC_G_FMT:
{
struct v4l2_format *fmt;
struct v4l2_sliced_vbi_format *svbi;
int i, mask=0;
fmt = arg;
if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
return -EINVAL;
svbi = &fmt->fmt.sliced;
memset(svbi, 0, sizeof(*svbi));
for (i = 0; i <= 23; i++) {
svbi->service_lines[0][i]=tvp5150_get_vbi(c,
vbi_ram_default,i);
mask|=svbi->service_lines[0][i];
}
svbi->service_set=mask;
break;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
case VIDIOC_DBG_G_REGISTER:
case VIDIOC_DBG_S_REGISTER:
{
struct v4l2_register *reg = arg;
if (!v4l2_chip_match_i2c_client(c, reg->match_type, reg->match_chip))
return -EINVAL;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
if (cmd == VIDIOC_DBG_G_REGISTER)
reg->val = tvp5150_read(c, reg->reg & 0xff);
else
tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
break;
}
#endif
case VIDIOC_LOG_STATUS:
dump_reg(c);
break;
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *vt = arg;
int status = tvp5150_read(c, 0x88);
vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
break;
}
case VIDIOC_QUERYCTRL:
{
struct v4l2_queryctrl *qc = arg;
int i;
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) {
memcpy(qc, &(tvp5150_qctrl[i]),
sizeof(*qc));
return 0;
}
return -EINVAL;
}
case VIDIOC_G_CTRL:
{
struct v4l2_control *ctrl = arg;
tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
return tvp5150_get_ctrl(c, ctrl);
}
case VIDIOC_S_CTRL:
{
struct v4l2_control *ctrl = arg;
u8 i, n;
n = ARRAY_SIZE(tvp5150_qctrl);
for (i = 0; i < n; i++)
if (ctrl->id == tvp5150_qctrl[i].id) {
if (ctrl->value <
tvp5150_qctrl[i].minimum
|| ctrl->value >
tvp5150_qctrl[i].maximum)
return -ERANGE;
tvp5150_dbg(1,
"VIDIOC_S_CTRL: id=%d, value=%d\n",
ctrl->id, ctrl->value);
return tvp5150_set_ctrl(c, ctrl);
}
return -EINVAL;
}
default:
return -EINVAL;
}
return 0;
}
/****************************************************************************
I2C Command
****************************************************************************/
static int tvp5150_command(struct i2c_client *client,
unsigned int cmd, void *arg)
{
struct tvp5150 *decoder = i2c_get_clientdata(client);
switch (cmd) {
case 0:
case DECODER_INIT:
tvp5150_reset(client);
break;
case DECODER_DUMP:
dump_reg(client);
break;
case DECODER_GET_CAPABILITIES:
{
struct video_decoder_capability *cap = arg;
cap->flags = VIDEO_DECODER_PAL |
VIDEO_DECODER_NTSC |
VIDEO_DECODER_SECAM |
VIDEO_DECODER_AUTO | VIDEO_DECODER_CCIR;
cap->inputs = 3;
cap->outputs = 1;
break;
}
case DECODER_GET_STATUS:
{
break;
}
case DECODER_SET_GPIO:
break;
case DECODER_SET_VBI_BYPASS:
break;
case DECODER_SET_NORM:
{
int *iarg = arg;
switch (*iarg) {
case VIDEO_MODE_NTSC:
break;
case VIDEO_MODE_PAL:
break;
case VIDEO_MODE_SECAM:
break;
case VIDEO_MODE_AUTO:
break;
default:
return -EINVAL;
}
decoder->norm = *iarg;
break;
}
case DECODER_SET_INPUT:
{
int *iarg = arg;
if (*iarg < 0 || *iarg > 3) {
return -EINVAL;
}
decoder->input = *iarg;
tvp5150_selmux(client, decoder->input);
break;
}
case DECODER_SET_OUTPUT:
{
int *iarg = arg;
/* not much choice of outputs */
if (*iarg != 0) {
return -EINVAL;
}
break;
}
case DECODER_ENABLE_OUTPUT:
{
int *iarg = arg;
decoder->enable = (*iarg != 0);
tvp5150_selmux(client, decoder->input);
break;
}
case VIDIOC_QUERYCTRL:
{
struct v4l2_queryctrl *qc = arg;
u8 i, n;
dprintk(1, KERN_DEBUG "VIDIOC_QUERYCTRL");
n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
for (i = 0; i < n; i++)
if (qc->id && qc->id == tvp5150_qctrl[i].id) {
memcpy(qc, &(tvp5150_qctrl[i]),
sizeof(*qc));
return 0;
}
return -EINVAL;
}
case VIDIOC_G_CTRL:
{
struct v4l2_control *ctrl = arg;
dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL");
return tvp5150_get_ctrl(client, ctrl);
}
case VIDIOC_S_CTRL_OLD: /* ??? */
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) {
if (ctrl->value <
tvp5150_qctrl[i].minimum
|| ctrl->value >
tvp5150_qctrl[i].maximum)
return -ERANGE;
dprintk(1,
KERN_DEBUG
"VIDIOC_S_CTRL: id=%d, value=%d",
ctrl->id, ctrl->value);
return tvp5150_set_ctrl(client, ctrl);
}
return -EINVAL;
}
case DECODER_SET_PICTURE:
{
struct video_picture *pic = arg;
if (decoder->bright != pic->brightness) {
/* We want 0 to 255 we get 0-65535 */
decoder->bright = pic->brightness;
tvp5150_write(client, 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,
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,
decoder->contrast >> 8);
}