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| author | Maxime Ripard <mripard@kernel.org> | 2024-02-26 17:23:00 +0300 |
|---|---|---|
| committer | Maxime Ripard <mripard@kernel.org> | 2024-02-26 17:23:00 +0300 |
| commit | 2f910859724b53f1cd3579246e3d9bebb16d78b8 (patch) | |
| tree | 75cd2329b7e737865bf28ea734a2e0649c02a5bf /drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | |
| parent | 86bf8cfda6d2a6720fa2e6e676c98f0882c9d3d7 (diff) | |
| parent | 72fa02fdf83306c52bc1eede28359e3fa32a151a (diff) | |
| download | linux-2f910859724b53f1cd3579246e3d9bebb16d78b8.tar.xz | |
Merge drm/drm-fixes into drm-misc-fixes
Sima needs a more recent release to apply a patch.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 73b8cca35bab..c623e23049d1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -121,6 +121,7 @@ int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev) struct amdgpu_bo_param bp; dma_addr_t dma_addr; struct page *p; + unsigned long x; int ret; if (adev->gart.bo != NULL) @@ -130,6 +131,10 @@ int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev) if (!p) return -ENOMEM; + /* assign pages to this device */ + for (x = 0; x < (1UL << order); x++) + p[x].mapping = adev->mman.bdev.dev_mapping; + /* If the hardware does not support UTCL2 snooping of the CPU caches * then set_memory_wc() could be used as a workaround to mark the pages * as write combine memory. @@ -223,6 +228,7 @@ void amdgpu_gart_table_ram_free(struct amdgpu_device *adev) unsigned int order = get_order(adev->gart.table_size); struct sg_table *sg = adev->gart.bo->tbo.sg; struct page *p; + unsigned long x; int ret; ret = amdgpu_bo_reserve(adev->gart.bo, false); @@ -234,6 +240,8 @@ void amdgpu_gart_table_ram_free(struct amdgpu_device *adev) sg_free_table(sg); kfree(sg); p = virt_to_page(adev->gart.ptr); + for (x = 0; x < (1UL << order); x++) + p[x].mapping = NULL; __free_pages(p, order); adev->gart.ptr = NULL; |