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[media] m5mols: Add wide dynamic range control

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Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sylwester Nawrocki 2012-03-06 07:10:13 -03:00 committed by Mauro Carvalho Chehab
parent 48311db676
commit 4eb3419d40
2 changed files with 24 additions and 0 deletions
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2
drivers/media/video/m5mols/m5mols.h
View File

@ -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;

22
drivers/media/video/m5mols/m5mols_controls.c
View File

@ -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);