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(parent: 9e4c9ee) | patch
drm/amdgpu: set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_MODE to 1
authorZhigang Luo <Zhigang.Luo@amd.com>
Tue, 25 Jun 2024 17:53:56 +0000 (13:53 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 8 Jul 2024 20:56:27 +0000 (16:56 -0400)
commitee98fb71baa8728156b4d75740f82cb0cfe6d923
treee83a55bd1130d2b461728ae9c5108ef649759ecbtree
parent9e4c9ee0ba97a646298464a84314afe505f4c9b7commit | diff
drm/amdgpu: set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_MODE to 1

to avoid reading wrong WPTR from doorbell in sriov vf, set
CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_MODE to 1 to read WPTR from MQD.

Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
Acked-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c diff | blob | history
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c diff | blob | history
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