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Date:   Thu, 13 Apr 2017 12:18:50 +0800
From:   Minghsiu Tsai <minghsiu.tsai@...iatek.com>
To:     Hans Verkuil <hans.verkuil@...co.com>,
        <daniel.thompson@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Mauro Carvalho Chehab <mchehab@....samsung.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Daniel Kurtz <djkurtz@...omium.org>,
        Pawel Osciak <posciak@...omium.org>,
        Houlong Wei <houlong.wei@...iatek.com>
CC:     <srv_heupstream@...iatek.com>,
        Eddie Huang <eddie.huang@...iatek.com>,
        Yingjoe Chen <yingjoe.chen@...iatek.com>,
        Wu-Cheng Li <wuchengli@...gle.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-media@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>,
        Minghsiu Tsai <minghsiu.tsai@...iatek.com>
Subject: [PATCH] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

From: Daniel Kurtz <djkurtz@...omium.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@...omium.org>
Signed-off-by: Minghsiu Tsai <minghsiu.tsai@...iatek.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;
 	}
 	if (!valid) {
 		mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
@@ -907,12 +907,12 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
 	int ret;
 	bool valid = false;
 
-	if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
-		if (s->target == V4L2_SEL_TGT_COMPOSE)
-			valid = true;
-	} else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+	if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
 		if (s->target == V4L2_SEL_TGT_CROP)
 			valid = true;
+	} else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+		if (s->target == V4L2_SEL_TGT_COMPOSE)
+			valid = true;
 	}
 	if (!valid) {
 		mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
@@ -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;
-- 
1.9.1

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