qcacmn: Add macros for aligning addresses

Define macros which take in a value and align them on the given boundary.

Change-Id: Icea681b8dd9b678900507c555ee749287fd372ce
CRs-Fixed: 2026493

qdf/inc/qdf_mem.h

@@ -37,6 +37,15 @@
 #include <qdf_types.h>
 #include <i_qdf_mem.h>
 
+/**
+ * qdf_align() - align to the given size.
+ * @a: input that needs to be aligned.
+ * @align_size: boundary on which 'a' has to be alinged.
+ *
+ * Return: aligned value.
+ */
+#define qdf_align(a, align_size)   __qdf_align(a, align_size)
+
 /**
  * struct qdf_mem_dma_page_t - Allocated dmaable page
  * @page_v_addr_start: Page start virtual address