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path: root/drivers/media/dvb/frontends/au8522_decoder.c
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Diffstat (limited to 'drivers/media/dvb/frontends/au8522_decoder.c')
-rw-r--r--drivers/media/dvb/frontends/au8522_decoder.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/media/dvb/frontends/au8522_decoder.c b/drivers/media/dvb/frontends/au8522_decoder.c
index 74981ee923c8..2dc2723b724a 100644
--- a/drivers/media/dvb/frontends/au8522_decoder.c
+++ b/drivers/media/dvb/frontends/au8522_decoder.c
@@ -23,7 +23,6 @@
/* Developer notes:
*
* VBI support is not yet working
- * Saturation and hue setting are not yet working
* Enough is implemented here for CVBS and S-Video inputs, but the actual
* analog demodulator code isn't implemented (not needed for xc5000 since it
* has its own demodulator and outputs CVBS)
@@ -236,8 +235,10 @@ static void setup_decoder_defaults(struct au8522_state *state, u8 input_mode)
state->contrast = 0x79;
au8522_writereg(state, AU8522_TVDEC_SATURATION_CB_REG00CH, 0x80);
au8522_writereg(state, AU8522_TVDEC_SATURATION_CR_REG00DH, 0x80);
+ state->saturation = 0x80;
au8522_writereg(state, AU8522_TVDEC_HUE_H_REG00EH, 0x00);
au8522_writereg(state, AU8522_TVDEC_HUE_L_REG00FH, 0x00);
+ state->hue = 0x00;
/* Other decoder registers */
au8522_writereg(state, AU8522_TVDEC_INT_MASK_REG010H, 0x00);
@@ -315,7 +316,7 @@ static void setup_decoder_defaults(struct au8522_state *state, u8 input_mode)
if (input_mode == AU8522_INPUT_CONTROL_REG081H_SVIDEO_CH13 ||
input_mode == AU8522_INPUT_CONTROL_REG081H_SVIDEO_CH24) {
/* Despite what the table says, for the HVR-950q we still need
- to be in CVBS mode for the S-Video input (reason uknown). */
+ to be in CVBS mode for the S-Video input (reason unknown). */
/* filter_coef_type = 3; */
filter_coef_type = 5;
} else {
@@ -504,7 +505,19 @@ static int au8522_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
ctrl->value);
break;
case V4L2_CID_SATURATION:
+ state->saturation = ctrl->value;
+ au8522_writereg(state, AU8522_TVDEC_SATURATION_CB_REG00CH,
+ ctrl->value);
+ au8522_writereg(state, AU8522_TVDEC_SATURATION_CR_REG00DH,
+ ctrl->value);
+ break;
case V4L2_CID_HUE:
+ state->hue = ctrl->value;
+ au8522_writereg(state, AU8522_TVDEC_HUE_H_REG00EH,
+ ctrl->value >> 8);
+ au8522_writereg(state, AU8522_TVDEC_HUE_L_REG00FH,
+ ctrl->value & 0xFF);
+ break;
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
@@ -534,7 +547,11 @@ static int au8522_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
ctrl->value = state->contrast;
break;
case V4L2_CID_SATURATION:
+ ctrl->value = state->saturation;
+ break;
case V4L2_CID_HUE:
+ ctrl->value = state->hue;
+ break;
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
@@ -632,8 +649,9 @@ static int au8522_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
case V4L2_CID_BRIGHTNESS:
return v4l2_ctrl_query_fill(qc, 0, 255, 1, 128);
case V4L2_CID_SATURATION:
+ return v4l2_ctrl_query_fill(qc, 0, 255, 1, 128);
case V4L2_CID_HUE:
- /* Not yet implemented */
+ return v4l2_ctrl_query_fill(qc, -32768, 32768, 1, 0);
default:
break;
}