From: Venkata Ramana Nayana venkata.ramana.nayana@intel.com
Use I915_MAP_WC when default state object is allocated on LMEM.
Signed-off-by: Venkata Ramana Nayana venkata.ramana.nayana@intel.com --- drivers/gpu/drm/i915/gt/shmem_utils.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/shmem_utils.c b/drivers/gpu/drm/i915/gt/shmem_utils.c index 041e2a50160d..1fbc070a4651 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);