drm/amdgpu: take runtime pm reference when we attach a buffer
authorAlex Deucher <alexander.deucher@amd.com>
Fri, 4 Dec 2020 20:10:46 +0000 (15:10 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 5 Jan 2021 16:35:10 +0000 (11:35 -0500)
commitb8c415e3bf989be1b749409951debe6b36f5c78c
tree42eb717235e0b696573c96d905883d89392520ca
parent65e05ca7c407cdd029e35828e170265e9fb709fa
drm/amdgpu: take runtime pm reference when we attach a buffer

And drop it when we detach.  If the shared buffer is in vram,
we need to make sure we don't put the device into runtime
suspend.

Acked-by: Shashank Sharma <shashank.sharma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c