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Commit fb4e1486 authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915/selftests: Markup __iomem for igt_gem_coherency 



Silence sparse warnings by using __iomem markup and io accessors.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarMika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171114191842.19063-1-chris@chris-wilson.co.uk
parent b099a445

drivers/gpu/drm/i915/selftests/i915_gem_coherency.c

+8 −8
Original line number Original line Diff line number Diff line
@@ -33,7 +33,7 @@ static int cpu_set(struct drm_i915_gem_object *obj, 
{

{

	unsigned int needs_clflush;

	unsigned int needs_clflush;

	struct page *page;

	struct page *page;

	typeof(v) *map;

	u32 *map;

	int err;

	int err;





	err = i915_gem_obj_prepare_shmem_write(obj, &needs_clflush);

	err = i915_gem_obj_prepare_shmem_write(obj, &needs_clflush);
@@ -59,7 +59,7 @@ static int cpu_get(struct drm_i915_gem_object *obj, 
{

{

	unsigned int needs_clflush;

	unsigned int needs_clflush;

	struct page *page;

	struct page *page;

	typeof(v) map;

	u32 *map;

	int err;

	int err;





	err = i915_gem_obj_prepare_shmem_read(obj, &needs_clflush);

	err = i915_gem_obj_prepare_shmem_read(obj, &needs_clflush);
@@ -82,7 +82,7 @@ static int gtt_set(struct drm_i915_gem_object *obj, 
		   u32 v)

		   u32 v)

{

{

	struct i915_vma *vma;

	struct i915_vma *vma;

	typeof(v) *map;

	u32 __iomem *map;

	int err;

	int err;





	err = i915_gem_object_set_to_gtt_domain(obj, true);

	err = i915_gem_object_set_to_gtt_domain(obj, true);
@@ -98,7 +98,7 @@ static int gtt_set(struct drm_i915_gem_object *obj, 
	if (IS_ERR(map))

	if (IS_ERR(map))

		return PTR_ERR(map);

		return PTR_ERR(map);





	map[offset / sizeof(*map)] = v;

	iowrite32(v, &map[offset / sizeof(*map)]);

	i915_vma_unpin_iomap(vma);

	i915_vma_unpin_iomap(vma);





	return 0;

	return 0;
@@ -109,7 +109,7 @@ static int gtt_get(struct drm_i915_gem_object *obj, 
		   u32 *v)

		   u32 *v)

{

{

	struct i915_vma *vma;

	struct i915_vma *vma;

	typeof(v) map;

	u32 __iomem *map;

	int err;

	int err;





	err = i915_gem_object_set_to_gtt_domain(obj, false);

	err = i915_gem_object_set_to_gtt_domain(obj, false);
@@ -125,7 +125,7 @@ static int gtt_get(struct drm_i915_gem_object *obj, 
	if (IS_ERR(map))

	if (IS_ERR(map))

		return PTR_ERR(map);

		return PTR_ERR(map);





	*v = map[offset / sizeof(*map)];

	*v = ioread32(&map[offset / sizeof(*map)]);

	i915_vma_unpin_iomap(vma);

	i915_vma_unpin_iomap(vma);





	return 0;

	return 0;
@@ -135,7 +135,7 @@ static int wc_set(struct drm_i915_gem_object *obj, 
		  unsigned long offset,

		  unsigned long offset,

		  u32 v)

		  u32 v)

{

{

	typeof(v) *map;

	u32 *map;

	int err;

	int err;





	err = i915_gem_object_set_to_wc_domain(obj, true);

	err = i915_gem_object_set_to_wc_domain(obj, true);
@@ -156,7 +156,7 @@ static int wc_get(struct drm_i915_gem_object *obj, 
		  unsigned long offset,

		  unsigned long offset,

		  u32 *v)

		  u32 *v)

{

{

	typeof(v) map;

	u32 *map;

	int err;

	int err;





	err = i915_gem_object_set_to_wc_domain(obj, false);

	err = i915_gem_object_set_to_wc_domain(obj, false);