[Intel-gfx] [PATCH 05/12] drm/i915/selftests: Set cache status for huge_gem_object

[Tvrtko Ursulin]

From: Chris Wilson <chris at chris-wilson.co.uk>

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 at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
 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