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(parent: fb80760) | patch
drm/amdgpu/vcn3.0: add wptr/rptr reset/update for share memory
authorSonny Jiang <sonny.jiang@amd.com>
Sun, 31 Jan 2021 14:44:51 +0000 (09:44 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 24 Feb 2021 14:28:55 +0000 (09:28 -0500)
commit9c69122718f7e17e34a44038fb7023d8c79c4e2f
treead8130a04413ff727893286244dd0a3979bb8f11tree | snapshot
parentfb807600292032270bf5dac142315c6a776824bdcommit | diff
drm/amdgpu/vcn3.0: add wptr/rptr reset/update for share memory

Because of dpg, the rptr/wptr need to be saved on fw shared memory,
and restore them back in RBC_RB_RPTR/WPTR in kernel at power up.

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h diff | blob | history
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c diff | blob | history
Linux Kernel Source Tree.