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drm/amdgpu: unify BO evicting method in amdgpu_ttm

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Unify BO evicting functionality for possible memory
types in amdgpu_ttm.c.

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nirmoy Das
2021-10-06 17:55:00 +02:00
committed by Alex Deucher
parent 12cdff6b2e
commit 58144d2837
6 changed files with 58 additions and 35 deletions
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30
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -3885,6 +3885,25 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)
}
/**
* amdgpu_device_evict_resources - evict device resources
* @adev: amdgpu device object
*
* Evicts all ttm device resources(vram BOs, gart table) from the lru list
* of the vram memory type. Mainly used for evicting device resources
* at suspend time.
*
*/
static void amdgpu_device_evict_resources(struct amdgpu_device *adev)
{
/* No need to evict vram on APUs for suspend to ram */
if (adev->in_s3 && (adev->flags & AMD_IS_APU))
return;
if (amdgpu_ttm_evict_resources(adev, TTM_PL_VRAM))
DRM_WARN("evicting device resources failed\n");
}
/*
* Suspend & resume.
@@ -3925,17 +3944,16 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
if (!adev->in_s0ix)
amdgpu_amdkfd_suspend(adev, adev->in_runpm);
/* evict vram memory */
amdgpu_bo_evict_vram(adev);
/* First evict vram memory */
amdgpu_device_evict_resources(adev);
amdgpu_fence_driver_hw_fini(adev);
amdgpu_device_ip_suspend_phase2(adev);
/* evict remaining vram memory
* This second call to evict vram is to evict the gart page table
* using the CPU.
/* This second call to evict device resources is to evict
* the gart page table using the CPU.
*/
amdgpu_bo_evict_vram(adev);
amdgpu_device_evict_resources(adev);
return 0;
}