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drm: always set DRM_MODE_ATOMIC_ALLOW_MODESET for now.

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That seems to make DC happier when we change the src and dst rects.
This commit is contained in:
Pierre-Loup A. Griffais 2020-01-18 03:40:51 +00:00
parent bb52b60301
commit b306714f3c
1 changed files with 2 additions and 1 deletions
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src/drm.cpp
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@ -749,7 +749,8 @@ bool drm_can_avoid_composite( struct drm_t *drm, struct Composite_t *pComposite,
uint32_t flags = DRM_MODE_ATOMIC_NONBLOCK;
uint32_t blob_id;
if ( bFirstSwap == true )
// Temporary hack until we figure out what AMDGPU DC expects when changing the dest rect
if ( 1 || bFirstSwap == true )
{
flags |= DRM_MODE_ATOMIC_ALLOW_MODESET;
bFirstSwap = false;