From c27d642b8edbbb112bdc3ca2f219d7c98cc026e1 Mon Sep 17 00:00:00 2001 From: Venkata Ramana Nayana Date: Tue, 27 Apr 2021 09:54:11 +0100 Subject: [PATCH] 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: Venkata Ramana Nayana Reviewed-by: Matthew Auld Signed-off-by: Matthew Auld Link: https://patchwork.freedesktop.org/patch/msgid/20210427085417.120246-1-matthew.auld@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 f8f02aab842b6..0683b27a38905 100644 --- a/drivers/gpu/drm/i915/gt/shmem_utils.c +++ b/drivers/gpu/drm/i915/gt/shmem_utils.c @@ -8,6 +8,7 @@ #include #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); -- 2.30.2