From: Alex Deucher Date: Fri, 4 Oct 2019 15:01:35 +0000 (-0500) Subject: drm/amdgpu: add asic callback for BACO support X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=69d5436d4dedab8c5dda0334b65b7edb84050860;p=linux.git drm/amdgpu: add asic callback for BACO support BACO - Bus Active, Chip Off Used to check whether the device supports BACO. This will be used to enable runtime pm on devices which support BACO. Reviewed-by: Evan Quan Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 89499501ecec6..6648e77886696 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -589,6 +589,8 @@ struct amdgpu_asic_funcs { bool (*need_reset_on_init)(struct amdgpu_device *adev); /* PCIe replay counter */ uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev); + /* device supports BACO */ + bool (*supports_baco)(struct amdgpu_device *adev); }; /* @@ -1120,6 +1122,8 @@ int emu_soc_asic_init(struct amdgpu_device *adev); #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1))) #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev)) #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev))) +#define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev)) + #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter)); /* Common functions */