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authorLeo Liu <leo.liu@amd.com>2018-10-16 16:54:20 +0300
committerAlex Deucher <alexander.deucher@amd.com>2019-06-21 05:16:38 +0300
commitb45ddfe811b99beae895be0e00d84d4aa1bf6c54 (patch)
tree23783f34edd54c4231a6b0f747042a76459bd7dc /drivers
parent09fa0613bd9fb1a3ce986062414a48fea32c6e28 (diff)
downloadlinux-b45ddfe811b99beae895be0e00d84d4aa1bf6c54.tar.xz
drm/amdgpu: add nbio callbacks for vcn doorbell support
For Navi10 VCN2.0, the engine supports Doorbell Signed-off-by: Leo Liu <leo.liu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index b793f58b0cda..79cee380c4f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -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,