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authorSylwester Nawrocki <s.nawrocki@samsung.com>2012-03-06 10:10:13 (GMT)
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-05-14 17:33:47 (GMT)
commit4eb3419d401579b262f61d4d03cf10598ab0e2a2 (patch)
tree2e02782ac35f41d5653ade810e0698f5f5463fe5 /drivers
parent48311db6768040970d4a28faab17583b5177af84 (diff)
downloadlinux-fsl-qoriq-4eb3419d401579b262f61d4d03cf10598ab0e2a2.tar.xz
[media] m5mols: Add wide dynamic range control
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/m5mols/m5mols.h2
-rw-r--r--drivers/media/video/m5mols/m5mols_controls.c22
2 files changed, 24 insertions, 0 deletions
diff --git a/drivers/media/video/m5mols/m5mols.h b/drivers/media/video/m5mols/m5mols.h
index 03421fc..978a4ab 100644
--- a/drivers/media/video/m5mols/m5mols.h
+++ b/drivers/media/video/m5mols/m5mols.h
@@ -169,6 +169,7 @@ struct m5mols_version {
* @colorfx: color effect control
* @saturation: saturation control
* @zoom: zoom control
+ * @wdr: wide dynamic range control
* @ver: information of the version
* @cap: the capture mode attributes
* @power: current sensor's power status
@@ -207,6 +208,7 @@ struct m5mols_info {
struct v4l2_ctrl *colorfx;
struct v4l2_ctrl *saturation;
struct v4l2_ctrl *zoom;
+ struct v4l2_ctrl *wdr;
struct m5mols_version ver;
struct m5mols_capture cap;
diff --git a/drivers/media/video/m5mols/m5mols_controls.c b/drivers/media/video/m5mols/m5mols_controls.c
index 7978363..512c360 100644
--- a/drivers/media/video/m5mols/m5mols_controls.c
+++ b/drivers/media/video/m5mols/m5mols_controls.c
@@ -360,6 +360,21 @@ static int m5mols_set_iso(struct m5mols_info *info, int auto_iso)
return m5mols_write(&info->sd, AE_ISO, iso);
}
+static int m5mols_set_wdr(struct m5mols_info *info, int wdr)
+{
+ int ret;
+
+ ret = m5mols_write(&info->sd, MON_TONE_CTL, wdr ? 9 : 5);
+ if (ret < 0)
+ return ret;
+
+ ret = m5mols_set_mode(info, REG_CAPTURE);
+ if (ret < 0)
+ return ret;
+
+ return m5mols_write(&info->sd, CAPP_WDR_EN, wdr);
+}
+
static int m5mols_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = to_sd(ctrl);
@@ -436,6 +451,10 @@ static int m5mols_s_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_COLORFX:
ret = m5mols_set_color_effect(info, ctrl->val);
break;
+
+ case V4L2_CID_WIDE_DYNAMIC_RANGE:
+ ret = m5mols_set_wdr(info, ctrl->val);
+ break;
}
if (ret == 0 && info->mode != last_mode)
@@ -513,6 +532,9 @@ int m5mols_init_controls(struct v4l2_subdev *sd)
info->colorfx = v4l2_ctrl_new_std_menu(&info->handle, &m5mols_ctrl_ops,
V4L2_CID_COLORFX, 4, 0, V4L2_COLORFX_NONE);
+ info->wdr = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_WIDE_DYNAMIC_RANGE, 0, 1, 1, 0);
+
if (info->handle.error) {
int ret = info->handle.error;
v4l2_err(sd, "Failed to initialize controls: %d\n", ret);