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drm/amdgpu: add invisible pin size statistic

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Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2016-04-05 10:48:48 +08:00 committed by Alex Deucher
parent 7c0ecda15b
commit e131b914c1
3 changed files with 10 additions and 5 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -2034,6 +2034,7 @@ struct amdgpu_device {
/* tracking pinned memory */
u64 vram_pin_size;
u64 invisible_pin_size;
u64 gart_pin_size;
/* amdkfd interface */

2
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
View File

@ -384,7 +384,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
vram_gtt.vram_size = adev->mc.real_vram_size;
vram_gtt.vram_size -= adev->vram_pin_size;
vram_gtt.vram_cpu_accessible_size = adev->mc.visible_vram_size;
vram_gtt.vram_cpu_accessible_size -= adev->vram_pin_size;
vram_gtt.vram_cpu_accessible_size -= (adev->vram_pin_size - adev->invisible_pin_size);
vram_gtt.gtt_size = adev->mc.gtt_size;
vram_gtt.gtt_size -= adev->gart_pin_size;
return copy_to_user(out, &vram_gtt,

12
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
View File

@ -424,9 +424,11 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
bo->pin_count = 1;
if (gpu_addr != NULL)
*gpu_addr = amdgpu_bo_gpu_offset(bo);
if (domain == AMDGPU_GEM_DOMAIN_VRAM)
if (domain == AMDGPU_GEM_DOMAIN_VRAM) {
bo->adev->vram_pin_size += amdgpu_bo_size(bo);
else
if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
bo->adev->invisible_pin_size += amdgpu_bo_size(bo);
} else
bo->adev->gart_pin_size += amdgpu_bo_size(bo);
} else {
dev_err(bo->adev->dev, "%p pin failed\n", bo);
@ -456,9 +458,11 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo)
}
r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);
if (likely(r == 0)) {
if (bo->tbo.mem.mem_type == TTM_PL_VRAM)
if (bo->tbo.mem.mem_type == TTM_PL_VRAM) {
bo->adev->vram_pin_size -= amdgpu_bo_size(bo);
else
if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
bo->adev->invisible_pin_size -= amdgpu_bo_size(bo);
} else
bo->adev->gart_pin_size -= amdgpu_bo_size(bo);
} else {
dev_err(bo->adev->dev, "%p validate failed for unpin\n", bo);