Re: [PATCH v2] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

[Minghsiu Tsai <minghsiu.tsai-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>]

Hi, Hans,

Would you have time to review this patch v2?
The patch v1 violates v4l2 spec. I have fixed it in v2.


Sincerely,
Ming Hsiu

On Fri, 2017-05-12 at 10:42 +0800, Minghsiu Tsai wrote:
> From: Daniel Kurtz <djkurtz-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
> 
> Experiments show that the:
>  (1) mtk-mdp uses the _MPLANE form of CAPTURE/OUTPUT
>  (2) CAPTURE types use CROP targets, and OUTPUT types use COMPOSE targets
> 
> Signed-off-by: Daniel Kurtz <djkurtz-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
> Signed-off-by: Minghsiu Tsai <minghsiu.tsai-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
> Signed-off-by: Houlong Wei <houlong.wei-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
> 
> ---
> Changes in v2:
> . Can not use *_MPLANE type in g_/s_selection 
> ---
>  drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> index 13afe48..e18ac626 100644
> --- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> @@ -838,10 +838,10 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
>  	bool valid = false;
>  
>  	if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> -		if (mtk_mdp_is_target_compose(s->target))
> +		if (mtk_mdp_is_target_crop(s->target))
>  			valid = true;
>  	} else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> -		if (mtk_mdp_is_target_crop(s->target))
> +		if (mtk_mdp_is_target_compose(s->target))
>  			valid = true;
>  	}
>  	if (!valid) {
> @@ -908,10 +908,10 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
>  	bool valid = false;
>  
>  	if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> -		if (s->target == V4L2_SEL_TGT_COMPOSE)
> +		if (s->target == V4L2_SEL_TGT_CROP)
>  			valid = true;
>  	} else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> -		if (s->target == V4L2_SEL_TGT_CROP)
> +		if (s->target == V4L2_SEL_TGT_COMPOSE)
>  			valid = true;
>  	}
>  	if (!valid) {
> @@ -925,7 +925,7 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
>  	if (ret)
>  		return ret;
>  
> -	if (mtk_mdp_is_target_crop(s->target))
> +	if (mtk_mdp_is_target_compose(s->target))
>  		frame = &ctx->s_frame;
>  	else
>  		frame = &ctx->d_frame;


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