drm/xe: Replace dma_buf mem_access per direct xe_pm_runtime calls

Continue on the path to entirely remove mem_access helpers in
favour of the direct xe_pm_runtime calls. This item is one of
the direct outer bounds of the protection.
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240222163937.138342-8-rodrigo.vivi@intel.com

drivers/gpu/drm/xe/xe_dma_buf.c

@@ -16,6 +16,7 @@
 #include "tests/xe_test.h"
 #include "xe_bo.h"
 #include "xe_device.h"
+#include "xe_pm.h"
 #include "xe_ttm_vram_mgr.h"
 #include "xe_vm.h"
 
@@ -33,7 +34,7 @@ static int xe_dma_buf_attach(struct dma_buf *dmabuf,
 	if (!attach->peer2peer && !xe_bo_can_migrate(gem_to_xe_bo(obj), XE_PL_TT))
 		return -EOPNOTSUPP;
 
-	xe_device_mem_access_get(to_xe_device(obj->dev));
+	xe_pm_runtime_get(to_xe_device(obj->dev));
 	return 0;
 }
 
@@ -42,7 +43,7 @@ static void xe_dma_buf_detach(struct dma_buf *dmabuf,
 {
 	struct drm_gem_object *obj = attach->dmabuf->priv;
 
-	xe_device_mem_access_put(to_xe_device(obj->dev));
+	xe_pm_runtime_put(to_xe_device(obj->dev));
 }
 
 static int xe_dma_buf_pin(struct dma_buf_attachment *attach)