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authorMaxime Ripard <maxime@cerno.tech>2020-07-28 15:48:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-17 13:47:43 +0200
commitc46eabd1e6cc51f5a891b043843f502f4acb87cf (patch)
tree1b709ab7ce7082a7e714c78644f2548367d59b6c /drivers/gpu/drm/sun4i
parentf3c982d8e60a4f557e754fb425cbff01910710a7 (diff)
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drm/sun4i: backend: Disable alpha on the lowest plane on the A20
[ Upstream commit 5e2e2600a3744491a8b49b92597c13b693692082 ] Unlike we previously thought, the per-pixel alpha is just as broken on the A20 as it is on the A10. Remove the quirk that says we can use it. Fixes: dcf496a6a608 ("drm/sun4i: sun4i: Introduce a quirk for lowest plane alpha support") Signed-off-by: Maxime Ripard <maxime@cerno.tech> Reviewed-by: Chen-Yu Tsai <wens@csie.org> Cc: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200728134810.883457-2-maxime@cerno.tech Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/sun4i')
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_backend.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index 9ac637019f03..99f081ccc15d 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -985,7 +985,6 @@ static const struct sun4i_backend_quirks sun6i_backend_quirks = {
static const struct sun4i_backend_quirks sun7i_backend_quirks = {
.needs_output_muxing = true,
- .supports_lowest_plane_alpha = true,
};
static const struct sun4i_backend_quirks sun8i_a33_backend_quirks = {