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drm/i915/selftests: Markup __iomem for igt_gem_coherency

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Silence sparse warnings by using __iomem markup and io accessors.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171114191842.19063-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2017-11-14 19:18:42 +00:00
parent b099a4459d
commit fb4e14860b
1 changed files with 8 additions and 8 deletions
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16
drivers/gpu/drm/i915/selftests/i915_gem_coherency.c
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@ -33,7 +33,7 @@ static int cpu_set(struct drm_i915_gem_object *obj,
{
unsigned int needs_clflush;
struct page *page;
typeof(v) *map;
u32 *map;
int err;
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;
struct page *page;
typeof(v) map;
u32 *map;
int err;
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)
{
struct i915_vma *vma;
typeof(v) *map;
u32 __iomem *map;
int err;
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))
return PTR_ERR(map);
map[offset / sizeof(*map)] = v;
iowrite32(v, &map[offset / sizeof(*map)]);
i915_vma_unpin_iomap(vma);
return 0;
@ -109,7 +109,7 @@ static int gtt_get(struct drm_i915_gem_object *obj,
u32 *v)
{
struct i915_vma *vma;
typeof(v) map;
u32 __iomem *map;
int err;
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))
return PTR_ERR(map);
*v = map[offset / sizeof(*map)];
*v = ioread32(&map[offset / sizeof(*map)]);
i915_vma_unpin_iomap(vma);
return 0;
@ -135,7 +135,7 @@ static int wc_set(struct drm_i915_gem_object *obj,
unsigned long offset,
u32 v)
{
typeof(v) *map;
u32 *map;
int err;
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,
u32 *v)
{
typeof(v) map;
u32 *map;
int err;
err = i915_gem_object_set_to_wc_domain(obj, false);