diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2019-10-04 10:01:35 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-11-19 16:42:46 -0500 |
| commit | 69d5436d4dedab8c5dda0334b65b7edb84050860 (patch) | |
| tree | ca40ae3b6ce50e23ef60e036064a45c775b8270c | |
| parent | 30b2c0cae4303a9691174968482c43bfedcb7d76 (diff) | |
| download | linux-69d5436d4dedab8c5dda0334b65b7edb84050860.tar.bz2 | |
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 <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 89499501ecec..6648e7788669 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 */ |