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authorFlora Cui <flora.cui@amd.com>2017-12-08 23:08:40 -0500
committerOded Gabbay <oded.gabbay@gmail.com>2017-12-08 23:08:40 -0500
commitebdebf428ae6b5921cc25913672b954c6897d349 (patch)
tree5b2cf8d4d0e6db3b63ce5887e291bdc6fda9f6d5 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
parent8cce58fe698a34227b396217556a342c10ae037d (diff)
downloadop-kernel-dev-ebdebf428ae6b5921cc25913672b954c6897d349.zip
op-kernel-dev-ebdebf428ae6b5921cc25913672b954c6897d349.tar.gz
drm/amdgpu: add amdgpu interface to query cu info
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index 01aa851..48c1675 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -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;
+}
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