gic v3: Turn macros into static inline functions

Change-Id: Ib587f12f36810fc7d4f4b8f575195554299b8ed4
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>

drivers/arm/gic/v3/gicv3_private.h

@@ -27,20 +27,28 @@
  * GICD_IROUTER. Bits[31:24] in the MPIDR are cleared as they are not relevant
  * to GICv3.
  */
-#define gicd_irouter_val_from_mpidr(_mpidr, _irm)		\
-	((_mpidr & ~(0xff << 24)) |			\
-	 (_irm & IROUTER_IRM_MASK) << IROUTER_IRM_SHIFT)
+static inline u_register_t gicd_irouter_val_from_mpidr(u_register_t mpidr,
+						       unsigned int irm)
+{
+	return (mpidr & ~(U(0xff) << 24)) |
+		((irm & IROUTER_IRM_MASK) << IROUTER_IRM_SHIFT);
+}
 
 /*
  * Macro to convert a GICR_TYPER affinity value into a MPIDR value. Bits[31:24]
  * are zeroes.
  */
 #ifdef AARCH32
-#define mpidr_from_gicr_typer(_typer_val)	(((_typer_val) >> 32) & 0xffffff)
+static inline u_register_t mpidr_from_gicr_typer(uint64_t typer_val)
+{
+	return (((typer_val) >> 32) & U(0xffffff));
+}
 #else
-#define mpidr_from_gicr_typer(_typer_val)				 \
-	(((((_typer_val) >> 56) & MPIDR_AFFLVL_MASK) << MPIDR_AFF3_SHIFT) | \
-	 (((_typer_val) >> 32) & 0xffffff))
+static inline u_register_t mpidr_from_gicr_typer(uint64_t typer_val)
+{
+	return (((typer_val >> 56) & MPIDR_AFFLVL_MASK) << MPIDR_AFF3_SHIFT) |
+		((typer_val >> 32) & U(0xffffff));
+}
 #endif
 
 /*******************************************************************************

include/drivers/arm/gicv3.h

@@ -209,30 +209,48 @@
 
 #ifndef __ASSEMBLY__
 
+#include <arch_helpers.h>
 #include <gic_common.h>
 #include <interrupt_props.h>
+#include <stdbool.h>
 #include <stdint.h>
 #include <utils_def.h>
 
-#define gicv3_is_intr_id_special_identifier(id)	\
-	(((id) >= PENDING_G1S_INTID) && ((id) <= GIC_SPURIOUS_INTERRUPT))
+static inline bool gicv3_is_intr_id_special_identifier(unsigned int id)
+{
+	return (id >= PENDING_G1S_INTID) && (id <= GIC_SPURIOUS_INTERRUPT);
+}
 
 /*******************************************************************************
  * Helper GICv3 macros for SEL1
  ******************************************************************************/
-#define gicv3_acknowledge_interrupt_sel1()	read_icc_iar1_el1() &\
-							IAR1_EL1_INTID_MASK
-#define gicv3_get_pending_interrupt_id_sel1()	read_icc_hppir1_el1() &\
-							HPPIR1_EL1_INTID_MASK
-#define gicv3_end_of_interrupt_sel1(id)		write_icc_eoir1_el1(id)
+static inline uint32_t gicv3_acknowledge_interrupt_sel1(void)
+{
+	return (uint32_t)read_icc_iar1_el1() & IAR1_EL1_INTID_MASK;
+}
 
+static inline uint32_t gicv3_get_pending_interrupt_id_sel1(void)
+{
+	return (uint32_t)read_icc_hppir1_el1() & HPPIR1_EL1_INTID_MASK;
+}
+
+static inline void gicv3_end_of_interrupt_sel1(unsigned int id)
+{
+	write_icc_eoir1_el1(id);
+}
 
 /*******************************************************************************
  * Helper GICv3 macros for EL3
  ******************************************************************************/
-#define gicv3_acknowledge_interrupt()		read_icc_iar0_el1() &\
-							IAR0_EL1_INTID_MASK
-#define gicv3_end_of_interrupt(id)		write_icc_eoir0_el1(id)
+static inline uint32_t gicv3_acknowledge_interrupt(void)
+{
+	return (uint32_t)read_icc_iar0_el1() & IAR0_EL1_INTID_MASK;
+}
+
+static inline void gicv3_end_of_interrupt(unsigned int id)
+{
+	return write_icc_eoir0_el1(id);
+}
 
 /*
  * This macro returns the total number of GICD registers corresponding to