disp: msm: add qcom dma mapping header for dma attributes

Refactoring of iommu headers is moving few downstream attributes
defines to new header from dma-mapping.h. This change includes
the qcom header for downstream attribute defines.

Change-Id: Ia1f9f40f2cb8090dc7b7e3cbe0b632449c44c3b0
Signed-off-by: Prabhanjan Kandula <pkandula@codeaurora.org>

msm/msm_smmu.c

@@ -19,6 +19,7 @@
 #include <linux/module.h>
 #include <linux/of_platform.h>
 #include <linux/pm_runtime.h>
+#include <linux/qcom-dma-mapping.h>
 #include <linux/msm_dma_iommu_mapping.h>
 #include <linux/dma-mapping.h>