From d7dab4fc44ad020b48a893dae728190e2f01f14d Mon Sep 17 00:00:00 2001 From: Jack Xiao Date: Wed, 12 May 2021 15:53:48 +0800 Subject: drm/amdgpu: save the setting of VM_CONTEXT_CNTL MES firmware needs the setting of VM_CONTEXT_CNTL to perform vmid switch. Save the initial setting when hub initializing. Signed-off-by: Jack Xiao Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c') diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c index ff44c5364a8c..1b027d069ab4 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c @@ -324,6 +324,8 @@ static void mmhub_v2_3_setup_vmid_config(struct amdgpu_device *adev) i * hub->ctx_addr_distance, upper_32_bits(adev->vm_manager.max_pfn - 1)); } + + hub->vm_cntx_cntl = tmp; } static void mmhub_v2_3_program_invalidation(struct amdgpu_device *adev) -- cgit v1.2.3