Commit c27d642b authored by Venkata Ramana Nayana's avatar Venkata Ramana Nayana Committed by Matthew Auld
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drm/i915/dg1: Fix mapping type for default state object 



Use I915_MAP_WC when default state object is allocated in LMEM.

Signed-off-by: default avatarVenkata Ramana Nayana <venkata.ramana.nayana@intel.com>
Reviewed-by: default avatarMatthew Auld <matthew.auld@intel.com>
Signed-off-by: default avatarMatthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210427085417.120246-1-matthew.auld@intel.com
parent ac69496f

drivers/gpu/drm/i915/gt/shmem_utils.c

+3 −1
Original line number Diff line number Diff line
@@ -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);