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authorMichel Dänzer <mdaenzer@redhat.com>2022-06-10 15:54:26 +0200
committerAlex Deucher <alexander.deucher@amd.com>2022-06-14 19:10:06 +0200
commitc904e3acbab3fd97649cd4ab1ff7f1521ad3a255 (patch)
tree72cb1d8f7bba1f4f4ded6e74fd5b2c1942315a88 /drivers/gpu
parentMerge tag 'drm-misc-fixes-2022-06-09' of git://anongit.freedesktop.org/drm/dr... (diff)
downloadlinux-c904e3acbab3fd97649cd4ab1ff7f1521ad3a255.tar.xz
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drm/amdgpu: Fix GTT size reporting in amdgpu_ioctl
The commit below changed the TTM manager size unit from pages to bytes, but failed to adjust the corresponding calculations in amdgpu_ioctl. Fixes: dfa714b88eb0 ("drm/amdgpu: remove GTT accounting v2") Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1930 Bug: https://gitlab.freedesktop.org/mesa/mesa/-/issues/6642 Tested-by: Martin Roukala <martin.roukala@mupuf.org> Tested-by: Mike Lothian <mike@fireburn.co.uk> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Michel Dänzer <mdaenzer@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org # 5.18.x
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 801f6fa692e9..6de63ea6687e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -642,7 +642,6 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
atomic64_read(&adev->visible_pin_size),
vram_gtt.vram_size);
vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
- vram_gtt.gtt_size *= PAGE_SIZE;
vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
return copy_to_user(out, &vram_gtt,
min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
@@ -675,7 +674,6 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
mem.gtt.total_heap_size = gtt_man->size;
- 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 = ttm_resource_manager_usage(gtt_man);