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| author | Lijo Lazar <lijo.lazar@amd.com> | 2025-08-04 10:43:06 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-08-06 21:22:08 +0300 |
| commit | 589ea8a1fd6cc4d194f5472f358dbdcee954a2dc (patch) | |
| tree | 442441175b96bd2cfe7efb99854346b8cca8a8e9 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | 892bac995bab7379aeca607a5dd592ecc7d98021 (diff) | |
| download | linux-589ea8a1fd6cc4d194f5472f358dbdcee954a2dc.tar.xz | |
drm/amdgpu: Add helpers to set/get unique ids
Add a struct to store unique id information for each type. Add helper
to fetch the unique id.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index ef3af170dda4..c2771e32d0bf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -819,6 +819,20 @@ struct amdgpu_ip_map_info { uint32_t mask); }; +enum amdgpu_uid_type { + AMDGPU_UID_TYPE_XCD, + AMDGPU_UID_TYPE_AID, + AMDGPU_UID_TYPE_SOC, + AMDGPU_UID_TYPE_MAX +}; + +#define AMDGPU_UID_INST_MAX 8 /* max number of instances for each UID type */ + +struct amdgpu_uid { + uint64_t uid[AMDGPU_UID_TYPE_MAX][AMDGPU_UID_INST_MAX]; + struct amdgpu_device *adev; +}; + struct amd_powerplay { void *pp_handle; const struct amd_pm_funcs *pp_funcs; @@ -1302,6 +1316,7 @@ struct amdgpu_device { struct list_head userq_mgr_list; struct mutex userq_mutex; bool userq_halt_for_enforce_isolation; + struct amdgpu_uid *uid_info; }; static inline uint32_t amdgpu_ip_version(const struct amdgpu_device *adev, @@ -1785,4 +1800,9 @@ static inline int amdgpu_device_bus_status_check(struct amdgpu_device *adev) return 0; } +void amdgpu_device_set_uid(struct amdgpu_uid *uid_info, + enum amdgpu_uid_type type, uint8_t inst, + uint64_t uid); +uint64_t amdgpu_device_get_uid(struct amdgpu_uid *uid_info, + enum amdgpu_uid_type type, uint8_t inst); #endif |