GICv3: turn some macros into inline functions

Tidy up the code a bit by turning some macros into inline functions
which allows to remove the do/while(0) idiom and backslashes at the end
of the line.

Change-Id: Ie41a4ea4a4da507f7b925247b53e85019101d717
Signed-off-by: Douglas Raillard <douglas.raillard@arm.com>

drivers/arm/gic/v3/gicv3_private.h

@@ -21,17 +21,6 @@
 #define RWP_TRUE		1
 #define RWP_FALSE		0
 
-/*
- * Macro to wait for updates to :
- * GICD_CTLR[2:0] - the Group Enables
- * GICD_CTLR[5:4] - the ARE bits
- * GICD_ICENABLERn - the clearing of enable state for SPIs
- */
-#define gicd_wait_for_pending_write(gicd_base)			\
-	do {							\
-		;						\
-	} while (gicd_read_ctlr(gicd_base) & GICD_CTLR_RWP_BIT)
-
 /*
  * Macro to convert an mpidr to a value suitable for programming into a
  * GICD_IROUTER. Bits[31:24] in the MPIDR are cleared as they are not relevant
@@ -41,18 +30,6 @@
 	((mpidr & ~(0xff << 24)) |			\
 	 (irm & IROUTER_IRM_MASK) << IROUTER_IRM_SHIFT)
 
-/*
- * Macro to wait for updates to :
- * GICR_ICENABLER0
- * GICR_CTLR.DPG1S
- * GICR_CTLR.DPG1NS
- * GICR_CTLR.DPG0
- */
-#define gicr_wait_for_pending_write(gicr_base)			\
-	do {							\
-		;						\
-	} while (gicr_read_ctlr(gicr_base) & GICR_CTLR_RWP_BIT)
-
 /*
  * Macro to convert a GICR_TYPER affinity value into a MPIDR value. Bits[31:24]
  * are zeroes.
@@ -116,6 +93,18 @@ void gicv3_rdistif_mark_core_asleep(uintptr_t gicr_base);
 /*******************************************************************************
  * GIC Distributor interface accessors
  ******************************************************************************/
+/*
+ * Wait for updates to :
+ * GICD_CTLR[2:0] - the Group Enables
+ * GICD_CTLR[5:4] - the ARE bits
+ * GICD_ICENABLERn - the clearing of enable state for SPIs
+ */
+static inline void gicd_wait_for_pending_write(uintptr_t gicd_base)
+{
+	while (gicd_read_ctlr(gicd_base) & GICD_CTLR_RWP_BIT)
+		;
+}
+
 static inline unsigned int gicd_read_pidr2(uintptr_t base)
 {
 	return mmio_read_32(base + GICD_PIDR2_GICV3);
@@ -176,6 +165,19 @@ static inline void gicr_write_waker(uintptr_t base, unsigned int val)
 	mmio_write_32(base + GICR_WAKER, val);
 }
 
+/*
+ * Wait for updates to :
+ * GICR_ICENABLER0
+ * GICR_CTLR.DPG1S
+ * GICR_CTLR.DPG1NS
+ * GICR_CTLR.DPG0
+ */
+static inline void gicr_wait_for_pending_write(uintptr_t gicr_base)
+{
+	while (gicr_read_ctlr(gicr_base) & GICR_CTLR_RWP_BIT)
+		;
+}
+
 /*******************************************************************************
  * GIC Re-distributor functions for accessing entire registers.
  * Note: The raw register values correspond to multiple interrupt IDs and