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(parent: 71affda) | patch
drm/amdgpu: Fix max_vblank_count value for current display engines
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 22 Sep 2015 14:06:45 +0000 (10:06 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 23 Sep 2015 21:23:42 +0000 (17:23 -0400)
commit5a6adfa20b622a273205e33b20c12332aa7eb724
tree811f19c8126353546d2ce07c4e5e4e278f5ea21atree | snapshot
parent71affda522bb0f43e205cf4f000e2c50261c01a6commit | diff
drm/amdgpu: Fix max_vblank_count value for current display engines

The value was much too low, which could cause the userspace visible
vblank counter to move backwards when the hardware counter wrapped
around.

Ported from radeon commit:
b0b9bb4dd51f396dcf843831905f729e74b0c8c0

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c diff | blob | history
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