From: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
exynos doesn't show scaled planes properly on the screen so
disable the feature and show a message to the user.
Signed-off-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_mixer.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 2e3bc57..a95fe84 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -550,6 +550,12 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win)
fmt = ARGB8888;
}
+ if (win_data->crtc_width != win_data->src_width ||
+ win_data->crtc_height != win_data->src_height) {
+ DRM_DEBUG_KMS("plane scaling not supported\n");
+ return;
+ }
+
/* 2x scaling feature */
x_ratio = 0;
y_ratio = 0;
--
2.1.0
--
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