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drm/amdgpu: add amdgpu interface to query cu info

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Signed-off-by: Flora Cui <flora.cui@amd.com>
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Flora Cui
2017-12-08 23:08:40 -05:00
committed by Oded Gabbay
parent 8cce58fe69
commit ebdebf428a
7 changed files with 39 additions and 0 deletions
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23
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
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@@ -304,3 +304,26 @@ uint32_t get_max_engine_clock_in_mhz(struct kgd_dev *kgd)
return amdgpu_dpm_get_sclk(adev, false) / 100;
}
void get_cu_info(struct kgd_dev *kgd, struct kfd_cu_info *cu_info)
{
struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
struct amdgpu_cu_info acu_info = adev->gfx.cu_info;
memset(cu_info, 0, sizeof(*cu_info));
if (sizeof(cu_info->cu_bitmap) != sizeof(acu_info.bitmap))
return;
cu_info->cu_active_number = acu_info.number;
cu_info->cu_ao_mask = acu_info.ao_cu_mask;
memcpy(&cu_info->cu_bitmap[0], &acu_info.bitmap[0],
sizeof(acu_info.bitmap));
cu_info->num_shader_engines = adev->gfx.config.max_shader_engines;
cu_info->num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
cu_info->num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
cu_info->simd_per_cu = acu_info.simd_per_cu;
cu_info->max_waves_per_simd = acu_info.max_waves_per_simd;
cu_info->wave_front_size = acu_info.wave_front_size;
cu_info->max_scratch_slots_per_cu = acu_info.max_scratch_slots_per_cu;
cu_info->lds_size = acu_info.lds_size;
}