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path: root/drivers/media/pci/bt8xx/bttv-driver.c
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Diffstat (limited to 'drivers/media/pci/bt8xx/bttv-driver.c')
-rw-r--r--drivers/media/pci/bt8xx/bttv-driver.c30
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index b68918c97f6..56c6c77793d 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -668,6 +668,12 @@ static const struct v4l2_queryctrl bttv_ctls[] = {
.default_value = 32768,
.type = V4L2_CTRL_TYPE_INTEGER,
},{
+ .id = V4L2_CID_COLOR_KILLER,
+ .name = "Color killer",
+ .minimum = 0,
+ .maximum = 1,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ }, {
.id = V4L2_CID_HUE,
.name = "Hue",
.minimum = 0,
@@ -1474,6 +1480,9 @@ static int bttv_g_ctrl(struct file *file, void *priv,
case V4L2_CID_SATURATION:
c->value = btv->saturation;
break;
+ case V4L2_CID_COLOR_KILLER:
+ c->value = btv->opt_color_killer;
+ break;
case V4L2_CID_AUDIO_MUTE:
case V4L2_CID_AUDIO_VOLUME:
@@ -1526,7 +1535,6 @@ static int bttv_s_ctrl(struct file *file, void *f,
struct v4l2_control *c)
{
int err;
- int val;
struct bttv_fh *fh = f;
struct bttv *btv = fh->btv;
@@ -1547,6 +1555,16 @@ static int bttv_s_ctrl(struct file *file, void *f,
case V4L2_CID_SATURATION:
bt848_sat(btv, c->value);
break;
+ case V4L2_CID_COLOR_KILLER:
+ btv->opt_color_killer = c->value;
+ if (btv->opt_color_killer) {
+ btor(BT848_SCLOOP_CKILL, BT848_E_SCLOOP);
+ btor(BT848_SCLOOP_CKILL, BT848_O_SCLOOP);
+ } else {
+ btand(~BT848_SCLOOP_CKILL, BT848_E_SCLOOP);
+ btand(~BT848_SCLOOP_CKILL, BT848_O_SCLOOP);
+ }
+ break;
case V4L2_CID_AUDIO_MUTE:
audio_mute(btv, c->value);
/* fall through */
@@ -1564,9 +1582,13 @@ static int bttv_s_ctrl(struct file *file, void *f,
case V4L2_CID_PRIVATE_CHROMA_AGC:
btv->opt_chroma_agc = c->value;
- val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0;
- btwrite(val, BT848_E_SCLOOP);
- btwrite(val, BT848_O_SCLOOP);
+ if (btv->opt_chroma_agc) {
+ btor(BT848_SCLOOP_CAGC, BT848_E_SCLOOP);
+ btor(BT848_SCLOOP_CAGC, BT848_O_SCLOOP);
+ } else {
+ btand(~BT848_SCLOOP_CAGC, BT848_E_SCLOOP);
+ btand(~BT848_SCLOOP_CAGC, BT848_O_SCLOOP);
+ }
break;
case V4L2_CID_PRIVATE_COMBFILTER:
btv->opt_combfilter = c->value;