The udl driver's fbdev code maps pages in unencrypted mode. To switch over to generic fbdev emulation, we set this flag in the BO mapping code.
Signed-off-by: Thomas Zimmermann <[email protected]> --- drivers/gpu/drm/udl/udl_gem.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 6ca097c270d6..68e4757e83f5 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -100,6 +100,9 @@ int udl_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) update_vm_cache_attr(to_udl_bo(vma->vm_private_data), vma); + /* We don't want the framebuffer to be mapped encrypted */ + vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot); + return ret; } @@ -158,7 +161,7 @@ int udl_gem_vmap(struct udl_gem_object *obj) return -ENOMEM; return 0; } - + ret = udl_gem_get_pages(obj); if (ret) return ret; -- 2.23.0 _______________________________________________ dri-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/dri-devel
