linux-kernel - [PATCH] media: meson-ge2d: fix rotation parameters

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Message-Id: <20210412134833.3467694-1-narmstrong@baylibre.com>
Date:   Mon, 12 Apr 2021 15:48:33 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     hverkuil-cisco@...all.nl
Cc:     linux-media@...r.kernel.org, linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Neil Armstrong <narmstrong@...libre.com>
Subject: [PATCH] media: meson-ge2d: fix rotation parameters

With these settings, 90deg and 270deg rotation leads to inverted
vertical, fix them to have correct rotation.

Fixes: 59a635327ca7 ("media: meson: Add M2M driver for the Amlogic GE2D Accelerator Unit")
Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 drivers/media/platform/meson/ge2d/ge2d.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/meson/ge2d/ge2d.c b/drivers/media/platform/meson/ge2d/ge2d.c
index 153612ca96fc..a1393fefa8ae 100644
--- a/drivers/media/platform/meson/ge2d/ge2d.c
+++ b/drivers/media/platform/meson/ge2d/ge2d.c
@@ -757,7 +757,7 @@ static int ge2d_s_ctrl(struct v4l2_ctrl *ctrl)
 
 		if (ctrl->val == 90) {
 			ctx->hflip = 0;
-			ctx->vflip = 0;
+			ctx->vflip = 1;
 			ctx->xy_swap = 1;
 		} else if (ctrl->val == 180) {
 			ctx->hflip = 1;
@@ -765,7 +765,7 @@ static int ge2d_s_ctrl(struct v4l2_ctrl *ctrl)
 			ctx->xy_swap = 0;
 		} else if (ctrl->val == 270) {
 			ctx->hflip = 1;
-			ctx->vflip = 1;
+			ctx->vflip = 0;
 			ctx->xy_swap = 1;
 		} else {
 			ctx->hflip = 0;
-- 
2.25.1