Re: [PATCH v4 2/2] venus: venc: Add support for intra-refresh mode

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On 3/14/22 11:09, quic_dikshita@xxxxxxxxxxx wrote:
> From: Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>
> 
> Add support for intra-refresh type v4l2 control.
> 
> Signed-off-by: Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>
> ---
>  drivers/media/platform/qcom/venus/core.h       |  1 +
>  drivers/media/platform/qcom/venus/venc.c       |  6 +++++-
>  drivers/media/platform/qcom/venus/venc_ctrls.c | 10 ++++++++++
>  3 files changed, 16 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
> index 7c3bac0..65c0f01 100644
> --- a/drivers/media/platform/qcom/venus/core.h
> +++ b/drivers/media/platform/qcom/venus/core.h
> @@ -260,6 +260,7 @@ struct venc_controls {
>  
>  	u32 header_mode;
>  	bool aud_enable;
> +	u32 intra_refresh_type;
>  	u32 intra_refresh_period;
>  
>  	struct {
> diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
> index 84bafc3..bff8caf 100644
> --- a/drivers/media/platform/qcom/venus/venc.c
> +++ b/drivers/media/platform/qcom/venus/venc.c
> @@ -893,8 +893,12 @@ static int venc_set_properties(struct venus_inst *inst)
>  				mbs++;
>  			mbs /= ctr->intra_refresh_period;
>  
> -			intra_refresh.mode = HFI_INTRA_REFRESH_RANDOM;
>  			intra_refresh.cir_mbs = mbs;
> +			if (ctr->intra_refresh_type ==
> +			    V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC)
> +				intra_refresh.mode = HFI_INTRA_REFRESH_CYCLIC;
> +			else
> +				intra_refresh.mode = HFI_INTRA_REFRESH_RANDOM;
>  		}
>  
>  		ptype = HFI_PROPERTY_PARAM_VENC_INTRA_REFRESH;
> diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
> index 1ada42d..51f5a572 100644
> --- a/drivers/media/platform/qcom/venus/venc_ctrls.c
> +++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
> @@ -316,6 +316,9 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
>  	case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:
>  		ctr->mastering = *ctrl->p_new.p_hdr10_mastering;
>  		break;
> +	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE:
> +		ctr->intra_refresh_type = ctrl->val;
> +		break;
>  	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:
>  		ctr->intra_refresh_period = ctrl->val;
>  		break;
> @@ -582,6 +585,13 @@ int venc_ctrl_init(struct venus_inst *inst)
>  				   V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY,
>  				   v4l2_ctrl_ptr_create(NULL));
>  
> +	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
> +			       V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE,
> +			       V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC,
> +			       ~((1 << V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_RANDOM) |
> +			       (1 << V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC)),

Just set this to 0. All menu items in the range 0..max are used, so nothing
needs to be skipped.

This argument should only be set to a non-0 value if one or more items in
the range 0..max are to be skipped.

After that change you can add my:

Acked-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>

Regards,

	Hans

> +			       V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_RANDOM);
> +
>  	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
>  			  V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD, 0,
>  			  ((4096 * 2304) >> 8), 1, 0);



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