Everything that uses the mapped buffer should be agnostic to is_iomem.
The only reason for the is_iomem test is that we're setting shmem->vaddr
to the returned map->vaddr. Now that the shmem->vaddr code is gone, remove
the obsoleted is_iomem test to clean up the code.
Acked-by: Maxime Ripard <mrip...@kernel.org>
Suggested-by: Thomas Zimmermann <tzimmerm...@suse.de>
Reviewed-by: Boris Brezillon <boris.brezil...@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipe...@collabora.com>
---
drivers/gpu/drm/drm_gem_shmem_helper.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c
b/drivers/gpu/drm/drm_gem_shmem_helper.c
index a9e35a46e72b..277e792a0c5c 100644
--- a/drivers/gpu/drm/drm_gem_shmem_helper.c
+++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
@@ -340,12 +340,6 @@ int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object
*shmem,
if (drm_gem_is_imported(obj)) {
ret = dma_buf_vmap(obj->dma_buf, map);
- if (!ret) {
- if (drm_WARN_ON(obj->dev, map->is_iomem)) {
- dma_buf_vunmap(obj->dma_buf, map);
- return -EIO;
- }
- }
} else {
pgprot_t prot = PAGE_KERNEL;
--
2.49.0
