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[media] au0828/au8522: Add PAL-M support

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Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-06-08 13:54:56 -03:00
parent c9f5ccc24d
commit f2fd7ce6f2
3 changed files with 41 additions and 10 deletions
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40
drivers/media/dvb-frontends/au8522_decoder.c
View File

@ -248,12 +248,23 @@ static void setup_decoder_defaults(struct au8522_state *state, bool is_svideo)
AU8522_TVDEC_COMB_MODE_REG015H_CVBS);
au8522_writereg(state, AU8522_TVDED_DBG_MODE_REG060H,
AU8522_TVDED_DBG_MODE_REG060H_CVBS);
au8522_writereg(state, AU8522_TVDEC_FORMAT_CTRL1_REG061H,
AU8522_TVDEC_FORMAT_CTRL1_REG061H_FIELD_LEN_525 |
AU8522_TVDEC_FORMAT_CTRL1_REG061H_LINE_LEN_63_492 |
AU8522_TVDEC_FORMAT_CTRL1_REG061H_SUBCARRIER_NTSC_MN);
au8522_writereg(state, AU8522_TVDEC_FORMAT_CTRL2_REG062H,
AU8522_TVDEC_FORMAT_CTRL2_REG062H_STD_NTSC);
if (state->std == V4L2_STD_PAL_M) {
au8522_writereg(state, AU8522_TVDEC_FORMAT_CTRL1_REG061H,
AU8522_TVDEC_FORMAT_CTRL1_REG061H_FIELD_LEN_525 |
AU8522_TVDEC_FORMAT_CTRL1_REG061H_LINE_LEN_63_492 |
AU8522_TVDEC_FORMAT_CTRL1_REG061H_SUBCARRIER_NTSC_AUTO);
au8522_writereg(state, AU8522_TVDEC_FORMAT_CTRL2_REG062H,
AU8522_TVDEC_FORMAT_CTRL2_REG062H_STD_PAL_M);
} else {
/* NTSC */
au8522_writereg(state, AU8522_TVDEC_FORMAT_CTRL1_REG061H,
AU8522_TVDEC_FORMAT_CTRL1_REG061H_FIELD_LEN_525 |
AU8522_TVDEC_FORMAT_CTRL1_REG061H_LINE_LEN_63_492 |
AU8522_TVDEC_FORMAT_CTRL1_REG061H_SUBCARRIER_NTSC_MN);
au8522_writereg(state, AU8522_TVDEC_FORMAT_CTRL2_REG062H,
AU8522_TVDEC_FORMAT_CTRL2_REG062H_STD_NTSC);
}
au8522_writereg(state, AU8522_TVDEC_VCR_DET_LLIM_REG063H,
AU8522_TVDEC_VCR_DET_LLIM_REG063H_CVBS);
au8522_writereg(state, AU8522_TVDEC_VCR_DET_HLIM_REG064H,
@ -624,6 +635,21 @@ static int au8522_s_video_routing(struct v4l2_subdev *sd,
return 0;
}
static int au8522_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
{
struct au8522_state *state = to_state(sd);
if ((std & (V4L2_STD_PAL_M | V4L2_STD_NTSC_M)) == 0)
return -EINVAL;
state->std = std;
if (state->operational_mode == AU8522_ANALOG_MODE)
au8522_video_set(state);
return 0;
}
static int au8522_s_audio_routing(struct v4l2_subdev *sd,
u32 input, u32 output, u32 config)
{
@ -681,6 +707,7 @@ static const struct v4l2_subdev_audio_ops au8522_audio_ops = {
static const struct v4l2_subdev_video_ops au8522_video_ops = {
.s_routing = au8522_s_video_routing,
.s_stream = au8522_s_stream,
.s_std = au8522_s_std,
};
static const struct v4l2_subdev_ops au8522_ops = {
@ -763,6 +790,7 @@ static int au8522_probe(struct i2c_client *client,
}
state->c = client;
state->std = V4L2_STD_NTSC_M;
state->vid_input = AU8522_COMPOSITE_CH1;
state->aud_input = AU8522_AUDIO_NONE;
state->id = 8522;

1
drivers/media/dvb-frontends/au8522_priv.h
View File

@ -348,6 +348,7 @@ int au8522_led_ctrl(struct au8522_state *state, int led);
/* Format control 2 */
#define AU8522_TVDEC_FORMAT_CTRL2_REG062H_STD_AUTODETECT 0x00
#define AU8522_TVDEC_FORMAT_CTRL2_REG062H_STD_NTSC 0x01
#define AU8522_TVDEC_FORMAT_CTRL2_REG062H_STD_PAL_M 0x02
#define AU8522_INPUT_CONTROL_REG081H_ATSC 0xC4

10
drivers/media/usb/au0828/au0828-video.c
View File

@ -1364,9 +1364,11 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm)
i2c_gate_ctrl(dev, 1);
/* FIXME: when we support something other than NTSC, we are going to
have to make the au0828 bridge adjust the size of its capture
buffer, which is currently hardcoded at 720x480 */
/*
* FIXME: when we support something other than 60Hz standards,
* we are going to have to make the au0828 bridge adjust the size
* of its capture buffer, which is currently hardcoded at 720x480
*/
v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, norm);
@ -1915,7 +1917,7 @@ static const struct video_device au0828_video_template = {
.fops = &au0828_v4l_fops,
.release = video_device_release,
.ioctl_ops = &video_ioctl_ops,
.tvnorms = V4L2_STD_NTSC_M,
.tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL_M,
};
/**************************************************************************/