From: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Set the cache coherency and status using the set-coherency helper.
Otherwise, we forget to mark the new pages as cache dirty.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
drivers/gpu/drm/i915/gem/selftests/huge_pages.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
index dadd485bc52f..33dd4e2a1010 100644
--- a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
@@ -171,10 +171,8 @@ huge_pages_object(struct drm_i915_private *i915,
I915_BO_ALLOC_STRUCT_PAGE);
i915_gem_object_set_volatile(obj);
-
- obj->write_domain = I915_GEM_DOMAIN_CPU;
- obj->read_domains = I915_GEM_DOMAIN_CPU;
- obj->cache_level = I915_CACHE_NONE;
+ i915_gem_object_set_cache_coherency(obj, I915_CACHE_NONE);
+ __start_cpu_write(obj);
obj->mm.page_mask = page_mask;
@@ -324,10 +322,8 @@ fake_huge_pages_object(struct drm_i915_private *i915, u64 size, bool single)
i915_gem_object_init(obj, &fake_ops, &lock_class, 0);
i915_gem_object_set_volatile(obj);
-
- obj->write_domain = I915_GEM_DOMAIN_CPU;
- obj->read_domains = I915_GEM_DOMAIN_CPU;
- obj->cache_level = I915_CACHE_NONE;
+ i915_gem_object_set_cache_coherency(obj, I915_CACHE_NONE);
+ __start_cpu_write(obj);
return obj;
}
@@ -1004,7 +1000,7 @@ __cpu_check_shmem(struct drm_i915_gem_object *obj, u32 dword, u32 val)
u32 *ptr = kmap_atomic(i915_gem_object_get_page(obj, n));
if (needs_flush & CLFLUSH_BEFORE)
- drm_clflush_virt_range(ptr, PAGE_SIZE);
+ drm_clflush_virt_range(&ptr[dword], sizeof(val));
if (ptr[dword] != val) {
pr_err("n=%lu ptr[%u]=%u, val=%u\n",
--
2.30.2
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