diff mbox series

[1/7] drm/i915/dg1: Fix mapping type for default state object

Message ID 20210426101821.42147-1-matthew.auld@intel.com (mailing list archive)
State New, archived
Headers show
Series [1/7] drm/i915/dg1: Fix mapping type for default state object | expand

Commit Message

Matthew Auld April 26, 2021, 10:18 a.m. UTC 
From: Venkata Ramana Nayana <venkata.ramana.nayana@intel.com>

Use I915_MAP_WC when default state object is allocated in LMEM.

Signed-off-by: Venkata Ramana Nayana <venkata.ramana.nayana@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
---
 drivers/gpu/drm/i915/gt/shmem_utils.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gt/shmem_utils.c b/drivers/gpu/drm/i915/gt/shmem_utils.c
index f8f02aab842b..0683b27a3890 100644
--- a/drivers/gpu/drm/i915/gt/shmem_utils.c
+++ b/drivers/gpu/drm/i915/gt/shmem_utils.c
@@ -8,6 +8,7 @@ 
 #include <linux/shmem_fs.h>
 
 #include "gem/i915_gem_object.h"
+#include "gem/i915_gem_lmem.h"
 #include "shmem_utils.h"
 
 struct file *shmem_create_from_data(const char *name, void *data, size_t len)
@@ -39,7 +40,8 @@  struct file *shmem_create_from_object(struct drm_i915_gem_object *obj)
 		return file;
 	}
 
-	ptr = i915_gem_object_pin_map_unlocked(obj, I915_MAP_WB);
+	ptr = i915_gem_object_pin_map_unlocked(obj, i915_gem_object_is_lmem(obj) ?
+						I915_MAP_WC : I915_MAP_WB);
 	if (IS_ERR(ptr))
 		return ERR_CAST(ptr);