drm/msm: add non-realtime and secure smmu domains

Add additional smmu domains for non-realtime and secure use case.

Change-Id: I807be30cc107809a376b19b7035de959371c8172
Signed-off-by: Alan Kwong <akwong@codeaurora.org>
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 5188df8..0c2a552 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -55,7 +55,7 @@
 struct msm_fence_context;
 struct msm_fence_cb;
 
-#define NUM_DOMAINS    2    /* one for KMS, then one per gpu core (?) */
+#define NUM_DOMAINS    4    /* one for KMS, then one per gpu core (?) */
 #define MAX_CRTCS      8
 #define MAX_PLANES     12
 #define MAX_ENCODERS   8