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drm/amdgpu: remove GTT accounting v2

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This is provided by TTM now.

Also switch man->size to bytes instead of pages and fix the double
printing of size and usage in debugfs.

v2: fix size checking as well

Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220214093439.2989-6-christian.koenig@amd.com
This commit is contained in:
Christian König
2021-07-12 15:18:05 +02:00
parent 73792e6e66
commit dfa714b88e
4 changed files with 16 additions and 45 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
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@@ -684,7 +684,7 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
case AMDGPU_INFO_GTT_USAGE:
ui64 = amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr);
ui64 = ttm_resource_manager_usage(&adev->mman.gtt_mgr.manager);
return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
case AMDGPU_INFO_GDS_CONFIG: {
struct drm_amdgpu_info_gds gds_info;
@@ -716,7 +716,8 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
case AMDGPU_INFO_MEMORY: {
struct drm_amdgpu_memory_info mem;
struct ttm_resource_manager *gtt_man =
ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
&adev->mman.gtt_mgr.manager;
memset(&mem, 0, sizeof(mem));
mem.vram.total_heap_size = adev->gmc.real_vram_size;
mem.vram.usable_heap_size = adev->gmc.real_vram_size -
@@ -741,8 +742,7 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
mem.gtt.total_heap_size *= PAGE_SIZE;
mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
atomic64_read(&adev->gart_pin_size);
mem.gtt.heap_usage =
amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr);
mem.gtt.heap_usage = ttm_resource_manager_usage(gtt_man);
mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
return copy_to_user(out, &mem,