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Commit 48519232 authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Thierry Reding
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drm/tegra: plane: Correct legacy blending 



Keep old 'dependent' state of unaffected planes, this way new state takes
into account current state of unaffected planes.

Fixes: ebae8d07 ("drm/tegra: dc: Implement legacy blending")
Signed-off-by: default avatarDmitry Osipenko <digetx@gmail.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 8a927d64

drivers/gpu/drm/tegra/plane.c

+2 −3
Original line number Original line Diff line number Diff line
@@ -334,9 +334,6 @@ void tegra_plane_check_dependent(struct tegra_plane *tegra, 
	unsigned int zpos[2];

	unsigned int zpos[2];

	unsigned int i;

	unsigned int i;





	for (i = 0; i < 3; i++)

		state->dependent[i] = false;



	for (i = 0; i < 2; i++)

	for (i = 0; i < 2; i++)

		zpos[i] = 0;

		zpos[i] = 0;
@@ -350,6 +347,8 @@ void tegra_plane_check_dependent(struct tegra_plane *tegra, 




		index = tegra_plane_get_overlap_index(tegra, p);

		index = tegra_plane_get_overlap_index(tegra, p);





		state->dependent[index] = false;



		/*

		/*

		 * If any of the other planes is on top of this plane and uses

		 * If any of the other planes is on top of this plane and uses

		 * a format with an alpha component, mark this plane as being

		 * a format with an alpha component, mark this plane as being