[PATCH v2] media: vimc: implement basic v4l2-ctrls

[PATCH v2] media: vimc: implement basic v4l2-ctrls

[Guilherme Gallo]

Add brightness, contrast, hue and saturation controls in vimc-sensor

Signed-off-by: Guilherme Alcarde Gallo <gagallo7@gmail.com>
Signed-off-by: Guilherme Gallo <gagallo7@gmail.com>
---
 drivers/media/platform/vimc/vimc-sensor.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/media/platform/vimc/vimc-sensor.c b/drivers/media/platform/vimc/vimc-sensor.c
index b2b89315e7ba..edf4c85ae63d 100644
--- a/drivers/media/platform/vimc/vimc-sensor.c
+++ b/drivers/media/platform/vimc/vimc-sensor.c
@@ -317,6 +317,18 @@ static int vimc_sen_s_ctrl(struct v4l2_ctrl *ctrl)
 	case V4L2_CID_VFLIP:
 		tpg_s_vflip(&vsen->tpg, ctrl->val);
 		break;
+	case V4L2_CID_BRIGHTNESS:
+		tpg_s_brightness(&vsen->tpg, ctrl->val);
+		break;
+	case V4L2_CID_CONTRAST:
+		tpg_s_contrast(&vsen->tpg, ctrl->val);
+		break;
+	case V4L2_CID_HUE:
+		tpg_s_hue(&vsen->tpg, ctrl->val);
+		break;
+	case V4L2_CID_SATURATION:
+		tpg_s_saturation(&vsen->tpg, ctrl->val);
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -378,6 +390,14 @@ static int vimc_sen_comp_bind(struct device *comp, struct device *master,
 			  V4L2_CID_VFLIP, 0, 1, 1, 0);
 	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
 			  V4L2_CID_HFLIP, 0, 1, 1, 0);
+	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
+			  V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
+	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
+			  V4L2_CID_CONTRAST, 0, 255, 1, 128);
+	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
+			  V4L2_CID_HUE, -128, 127, 1, 0);
+	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
+			  V4L2_CID_SATURATION, 0, 255, 1, 128);
 	vsen->sd.ctrl_handler = &vsen->hdl;
 	if (vsen->hdl.error) {
 		ret = vsen->hdl.error;
-- 
2.13.6

Changes in v2:
- Added brightness, hue and saturation controls.
- Fixed the standard values for hue control.

Re: [PATCH v2] media: vimc: implement basic v4l2-ctrls

[Hans Verkuil]

Hi Guilherme,

On 09/04/2018 03:45 AM, Guilherme Gallo wrote:
> Add brightness, contrast, hue and saturation controls in vimc-sensor
> 
> Signed-off-by: Guilherme Alcarde Gallo <gagallo7@gmail.com>
> Signed-off-by: Guilherme Gallo <gagallo7@gmail.com>

Looks good, but you have (probably unintended) two Signed-off-by lines.
Just let me know which one I should use and I'll drop the other one.

Regards,

	Hans

> ---
>  drivers/media/platform/vimc/vimc-sensor.c | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/drivers/media/platform/vimc/vimc-sensor.c b/drivers/media/platform/vimc/vimc-sensor.c
> index b2b89315e7ba..edf4c85ae63d 100644
> --- a/drivers/media/platform/vimc/vimc-sensor.c
> +++ b/drivers/media/platform/vimc/vimc-sensor.c
> @@ -317,6 +317,18 @@ static int vimc_sen_s_ctrl(struct v4l2_ctrl *ctrl)
>  	case V4L2_CID_VFLIP:
>  		tpg_s_vflip(&vsen->tpg, ctrl->val);
>  		break;
> +	case V4L2_CID_BRIGHTNESS:
> +		tpg_s_brightness(&vsen->tpg, ctrl->val);
> +		break;
> +	case V4L2_CID_CONTRAST:
> +		tpg_s_contrast(&vsen->tpg, ctrl->val);
> +		break;
> +	case V4L2_CID_HUE:
> +		tpg_s_hue(&vsen->tpg, ctrl->val);
> +		break;
> +	case V4L2_CID_SATURATION:
> +		tpg_s_saturation(&vsen->tpg, ctrl->val);
> +		break;
>  	default:
>  		return -EINVAL;
>  	}
> @@ -378,6 +390,14 @@ static int vimc_sen_comp_bind(struct device *comp, struct device *master,
>  			  V4L2_CID_VFLIP, 0, 1, 1, 0);
>  	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
>  			  V4L2_CID_HFLIP, 0, 1, 1, 0);
> +	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
> +			  V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
> +	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
> +			  V4L2_CID_CONTRAST, 0, 255, 1, 128);
> +	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
> +			  V4L2_CID_HUE, -128, 127, 1, 0);
> +	v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops,
> +			  V4L2_CID_SATURATION, 0, 255, 1, 128);
>  	vsen->sd.ctrl_handler = &vsen->hdl;
>  	if (vsen->hdl.error) {
>  		ret = vsen->hdl.error;
> 

Re: [PATCH v2] media: vimc: implement basic v4l2-ctrls

[Guilherme Alcarde Gallo]

On Tue, Sep 4, 2018 at 3:40 AM Hans Verkuil <hverkuil@xs4all.nl> wrote:
>
> Hi Guilherme,
Hi Hans.

>
> On 09/04/2018 03:45 AM, Guilherme Gallo wrote:
> > Add brightness, contrast, hue and saturation controls in vimc-sensor
> >
> > Signed-off-by: Guilherme Alcarde Gallo <gagallo7@gmail.com>
> > Signed-off-by: Guilherme Gallo <gagallo7@gmail.com>
>
> Looks good, but you have (probably unintended) two Signed-off-by lines.
> Just let me know which one I should use and I'll drop the other one.

Yeah, it was unintended. Sorry for that.

Please pick this one:
Signed-off-by: Guilherme Alcarde Gallo <gagallo7@gmail.com>

Thanks for pointing that.
Guilherme