msm: kgsl: Add MMU function pointer to return base address of pagetable

Add a separate function pointer to get the base address of a pagetable
This function will be called when switching pagetables in stream for
IOMMU and GPUMMU

Change-Id: I61ae09c157190754fe76e7bd337a484f4b6d2028
Signed-off-by: Shubhraprakash Das <sadas@codeaurora.org>
diff --git a/drivers/gpu/msm/adreno.c b/drivers/gpu/msm/adreno.c
index bfbf411..96390ac 100644
--- a/drivers/gpu/msm/adreno.c
+++ b/drivers/gpu/msm/adreno.c
@@ -276,7 +276,7 @@
 
 			/* set page table base */
 			*cmds++ = cp_type0_packet(MH_MMU_PT_BASE, 1);
-			*cmds++ = kgsl_pt_get_base_addr(
+			*cmds++ = kgsl_mmu_pt_get_base_addr(
 					device->mmu.hwpagetable);
 			sizedwords += 4;
 		}