Hi, Stanimir Varbanov,

I have upload patch v2. 
https://patchwork.kernel.org/patch/9723463/

Could you review it? Thanks


On Thu, 2017-04-27 at 17:42 +0300, Stanimir Varbanov wrote:

Hi,

On 04/13/2017 07:18 AM, Minghsiu Tsai wrote:

quoted

From: Daniel Kurtz <redacted>

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 <redacted>
Signed-off-by: Minghsiu Tsai <minghsiu.tsai@mediatek.com>

---
 drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 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..8ab7ca0 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c

@@ -837,12 +837,12 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
 	struct mtk_mdp_ctx *ctx = fh_to_ctx(fh);
 	bool valid = false;
 
-	if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
-		if (mtk_mdp_is_target_compose(s->target))
-			valid = true;
-	} else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+	if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
 		if (mtk_mdp_is_target_crop(s->target))
 			valid = true;
+	} else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+		if (mtk_mdp_is_target_compose(s->target))
+			valid = true;
 	}

Using MPLANE formats in g/s_selection violates the v4l2 spec. See [1].

<snip>