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(parent: 83926d8) | patch
drm/amdgpu/vcn3.0: stall DPG when WPTR/RPTR reset
authorBoyuan Zhang <boyuan.zhang@amd.com>
Sun, 10 May 2020 19:47:03 +0000 (15:47 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 3 Dec 2020 03:55:00 +0000 (22:55 -0500)
commite839681c07779a3dbb80b2d758ea77ef58f5423d
treee6882640c3c4aa39a6f5e0b1771c4c8a2e2b82f0tree | snapshot
parent83926d8bbb244a7791d4ff103eca7b9225de2e34commit | diff
drm/amdgpu/vcn3.0: stall DPG when WPTR/RPTR reset

Port from VCN2.5
Add vcn dpg harware synchronization to fix race condition
issue between vcn driver and hardware.

Signed-off-by: Boyuan Zhang <boyuan.zhang@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 5.9.x
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c diff | blob | history
Linux Kernel Source Tree.