Commit b45ddfe8 authored by Leo Liu's avatar Leo Liu Committed by Alex Deucher
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drm/amdgpu: add nbio callbacks for vcn doorbell support 



For Navi10 VCN2.0, the engine supports Doorbell

Signed-off-by: default avatarLeo Liu <leo.liu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 09fa0613

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+2 −0
Original line number Diff line number Diff line
@@ -659,6 +659,8 @@ struct amdgpu_nbio_funcs { 
	u32 (*get_memsize)(struct amdgpu_device *adev);

	void (*sdma_doorbell_range)(struct amdgpu_device *adev, int instance,

			bool use_doorbell, int doorbell_index, int doorbell_size);

	void (*vcn_doorbell_range)(struct amdgpu_device *adev, bool use_doorbell,

			int doorbell_index);

	void (*enable_doorbell_aperture)(struct amdgpu_device *adev,

					 bool enable);

	void (*enable_doorbell_selfring_aperture)(struct amdgpu_device *adev,