[Intel-gfx] [PATCH 15/22] drm/i915: Pass the dma_addr_t array as const to rotate_pages()

ville.syrjala at linux.intel.com ville.syrjala at linux.intel.com
Wed Oct 14 09:29:07 PDT 2015

From: Ville Syrjälä <ville.syrjala at linux.intel.com>

rotate_pages() doesn't modify the passed in dma addresses, so make
them const.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
 drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index e0baff2..365a8c6 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -3247,7 +3247,7 @@ i915_gem_obj_lookup_or_create_ggtt_vma(struct drm_i915_gem_object *obj,
 static struct scatterlist *
-rotate_pages(dma_addr_t *in, unsigned int offset,
+rotate_pages(const dma_addr_t *in, unsigned int offset,
 	     unsigned int width, unsigned int height,
 	     struct sg_table *st, struct scatterlist *sg)

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