Silence sparse warnings by using __iomem markup and io accessors.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/selftests/i915_gem_coherency.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c b/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c
index 35d778d70626..7a0d1e17c1ad 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c
@@ -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);
--
2.15.0
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