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| author | Evan Quan <evan.quan@amd.com> | 2018-09-27 13:26:58 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-10-09 16:59:33 -0500 |
| commit | 62d73fbcfb367104db57253a186f410020289517 (patch) | |
| tree | 5af88c81f02a5cee2aea2d96816610ec42446b5f /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | e92b83e50839eced31aede94a39901581b71bada (diff) | |
| download | lwn-62d73fbcfb367104db57253a186f410020289517.tar.gz lwn-62d73fbcfb367104db57253a186f410020289517.zip | |
drm/amdgpu: added AMD GPU instance counting V2
Count all GPU instances from AMD(including iGPUs and
dGPUs) in the system.
V2: drop unnecessary initialization for other gpu_info
members except mutex
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@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 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index c05b39438663..bd6f236ab7e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -81,6 +81,23 @@ #include "amdgpu_bo_list.h" #include "amdgpu_gem.h" +#define MAX_GPU_INSTANCE 16 + +struct amdgpu_gpu_instance +{ + struct amdgpu_device *adev; + int mgpu_fan_enabled; +}; + +struct amdgpu_mgpu_info +{ + struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE]; + struct mutex mutex; + uint32_t num_gpu; + uint32_t num_dgpu; + uint32_t num_apu; +}; + /* * Modules parameters. */ @@ -134,6 +151,7 @@ extern int amdgpu_compute_multipipe; extern int amdgpu_gpu_recovery; extern int amdgpu_emu_mode; extern uint amdgpu_smu_memory_pool_size; +extern struct amdgpu_mgpu_info mgpu_info; #ifdef CONFIG_DRM_AMDGPU_SI extern int amdgpu_si_support; |