diff options
| author | Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com> | 2022-04-05 20:00:13 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 16:48:42 +0300 |
| commit | ea2d2f8ececdd4c778b66e19b82ce278dfc5e1c4 (patch) | |
| tree | e25d554abf3e7e7253dda0bf8d0950544621886b /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | |
| parent | 6b7ec18b045ff524eab94340e18feefe9a783d2e (diff) | |
| download | linux-ea2d2f8ececdd4c778b66e19b82ce278dfc5e1c4.tar.xz | |
drm/amdgpu: detect current GPU memory partition mode
- Add helpers to detect the current GPU memory partition.
- Add current memory partition mode sysfs node.
Tested-by: Ori Messinger <Ori.Messinger@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h index 789115f5505f..e37501685fa9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h @@ -71,6 +71,14 @@ enum amdgpu_pkg_type { AMDGPU_PKG_TYPE_UNKNOWN, }; +enum amdgpu_memory_partition { + UNKNOWN_MEMORY_PARTITION_MODE = 0, + AMDGPU_NPS1_PARTITION_MODE = 1, + AMDGPU_NPS2_PARTITION_MODE = 2, + AMDGPU_NPS4_PARTITION_MODE = 3, + AMDGPU_NPS8_PARTITION_MODE = 4, +}; + struct amdgpu_mec { struct amdgpu_bo *hpd_eop_obj; u64 hpd_eop_gpu_addr; @@ -268,6 +276,8 @@ struct amdgpu_gfx_funcs { struct amdgpu_gfx_shadow_info *shadow_info); enum amdgpu_gfx_partition (*query_partition_mode)(struct amdgpu_device *adev); + enum amdgpu_memory_partition + (*query_mem_partition_mode)(struct amdgpu_device *adev); int (*switch_partition_mode)(struct amdgpu_device *adev, enum amdgpu_gfx_partition mode); }; @@ -404,6 +414,7 @@ struct amdgpu_gfx { enum amdgpu_gfx_partition partition_mode; uint16_t xcc_mask; + enum amdgpu_memory_partition mem_partition_mode; uint32_t num_xcc_per_xcp; struct mutex partition_mutex; }; |