Merging upstream version 6.9.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c
index 9b436b911d..657356f877 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c
@@ -304,6 +304,24 @@ int mdp_check_scaling_ratio(const struct v4l2_rect *crop,
 	return 0;
 }
 
+bool mdp_check_pp_enable(struct mdp_dev *mdp, struct mdp_frame *frame)
+{
+	u32 s, r1, r2;
+
+	if (!mdp || !frame)
+		return false;
+
+	if (!mdp->mdp_data->pp_criteria)
+		return false;
+
+	s = mdp->mdp_data->pp_criteria->width *
+		mdp->mdp_data->pp_criteria->height;
+	r1 = frame->crop.c.width * frame->crop.c.height;
+	r2 = frame->compose.width * frame->compose.height;
+
+	return (r1 >= s || r2 >= s);
+}
+
 /* Stride that is accepted by MDP HW */
 static u32 mdp_fmt_get_stride(const struct mdp_format *fmt,
 			      u32 bytesperline, unsigned int plane)