Was added by commit 95cf9264d5f3 ("x86, drm, fbdev: Do not specify
encrypted memory for video mappings"), then it was kept through various
changes.
While vram actually needs decrypted mappings this is not correct for
shmem gem objects which live in main memory not io memory, so remove the
call.
Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
---
drivers/gpu/drm/drm_gem_shmem_helper.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
index aad9324dcf4f..df31e5782eed 100644
--- a/drivers/gpu/drm/drm_gem_shmem_helper.c
+++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
@@ -548,7 +548,6 @@ int drm_gem_shmem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
if (!shmem->map_cached)
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
- vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);
vma->vm_ops = &drm_gem_shmem_vm_ops;
return 0;
--
2.18.2
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