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authorMaxime Ripard <mripard@kernel.org>2024-01-22 09:44:15 +0100
committerMaxime Ripard <mripard@kernel.org>2024-01-22 09:44:15 +0100
commitcf79f291f985662150363b4a93d16f88f12643bc (patch)
treea803f6e9b1e34f100783538955b9ce34628cd5dd /drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
parenta20f1b02bafcbf5a32d96a1d4185d6981cf7d016 (diff)
parent6613476e225e090cc9aad49be7fa504e290dd33d (diff)
Merge v6.8-rc1 into drm-misc-fixes
Let's kickstart the 6.8 fix cycle. Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 5f71414190e9..55784a9f26c4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -181,6 +181,9 @@ uint64_t amdgpu_gmc_agp_addr(struct ttm_buffer_object *bo)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev);
+ if (!bo->ttm)
+ return AMDGPU_BO_INVALID_OFFSET;
+
if (bo->ttm->num_pages != 1 || bo->ttm->caching == ttm_cached)
return AMDGPU_BO_INVALID_OFFSET;
@@ -1042,21 +1045,28 @@ int amdgpu_gmc_vram_checking(struct amdgpu_device *adev)
* seconds, so here, we just pick up three parts for emulation.
*/
ret = memcmp(vram_ptr, cptr, 10);
- if (ret)
- return ret;
+ if (ret) {
+ ret = -EIO;
+ goto release_buffer;
+ }
ret = memcmp(vram_ptr + (size / 2), cptr, 10);
- if (ret)
- return ret;
+ if (ret) {
+ ret = -EIO;
+ goto release_buffer;
+ }
ret = memcmp(vram_ptr + size - 10, cptr, 10);
- if (ret)
- return ret;
+ if (ret) {
+ ret = -EIO;
+ goto release_buffer;
+ }
+release_buffer:
amdgpu_bo_free_kernel(&vram_bo, &vram_gpu,
&vram_ptr);
- return 0;
+ return ret;
}
static ssize_t current_memory_partition_show(