[PATCH] drm/xe/sa: Drop hardcoded 4K guard in sub-allocator

[Michal Wajdeczko <michal.wajdeczko@intel.com>]

Any required prefetch guards are added during batch buffer
allocations anyway.

Suggested-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
---
 drivers/gpu/drm/xe/xe_sa.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_sa.c b/drivers/gpu/drm/xe/xe_sa.c
index e055bed7ae55..2f69277b1a50 100644
--- a/drivers/gpu/drm/xe/xe_sa.c
+++ b/drivers/gpu/drm/xe/xe_sa.c
@@ -34,7 +34,6 @@ static void xe_sa_bo_manager_fini(struct drm_device *drm, void *arg)
 struct xe_sa_manager *xe_sa_bo_manager_init(struct xe_tile *tile, u32 size, u32 align)
 {
 	struct xe_device *xe = tile_to_xe(tile);
-	u32 managed_size = size - SZ_4K;
 	struct xe_bo *bo;
 	int ret;
 
@@ -58,11 +57,11 @@ struct xe_sa_manager *xe_sa_bo_manager_init(struct xe_tile *tile, u32 size, u32
 	sa_manager->bo = bo;
 	sa_manager->is_iomem = bo->vmap.is_iomem;
 
-	drm_suballoc_manager_init(&sa_manager->base, managed_size, align);
+	drm_suballoc_manager_init(&sa_manager->base, size, align);
 	sa_manager->gpu_addr = xe_bo_ggtt_addr(bo);
 
 	if (bo->vmap.is_iomem) {
-		sa_manager->cpu_ptr = kvzalloc(managed_size, GFP_KERNEL);
+		sa_manager->cpu_ptr = kvzalloc(size, GFP_KERNEL);
 		if (!sa_manager->cpu_ptr) {
 			sa_manager->bo = NULL;
 			return ERR_PTR(-ENOMEM);
-- 
2.47.1