From 66ea729d92dcdb5701649ad8dafbe449acb63b47 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Wed, 26 Jul 2017 15:52:28 -0400 Subject: [PATCH 0699/4131] drm/amd/display: Implement plane atomic_check. Use per surface validation hook. Signed-off-by: Andrey Grodzovsky Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index ad8dc2c..8f3038f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3291,9 +3291,26 @@ int dm_create_validation_set_for_connector(struct drm_connector *connector, return MODE_OK; } +int dm_plane_atomic_check(struct drm_plane *plane, + struct drm_plane_state *state) +{ + struct amdgpu_device *adev = plane->dev->dev_private; + struct dc *dc = adev->dm.dc; + struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); + + if (!dm_plane_state->surface) + return true; + + if (dc_validate_surface(dc, dm_plane_state->surface)) + return 0; + + return -EINVAL; +} + static const struct drm_plane_helper_funcs dm_plane_helper_funcs = { .prepare_fb = dm_plane_helper_prepare_fb, .cleanup_fb = dm_plane_helper_cleanup_fb, + .atomic_check = dm_plane_atomic_check, }; /* -- 2.7.4