net: dsa: mv88e6xxx: prefix Global Control macros

Prefix and document the Global Control and Control 2 registers macros
and give a clear 16-bit registers representation.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index f2ce054..c31ad01 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -292,14 +292,14 @@ static void mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data *d)
 	u16 reg;
 	int err;
 
-	err = mv88e6xxx_g1_read(chip, GLOBAL_CONTROL, &reg);
+	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &reg);
 	if (err)
 		goto out;
 
 	reg &= ~mask;
 	reg |= (~chip->g1_irq.masked & mask);
 
-	err = mv88e6xxx_g1_write(chip, GLOBAL_CONTROL, reg);
+	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, reg);
 	if (err)
 		goto out;
 
@@ -338,9 +338,9 @@ static void mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip *chip)
 	int irq, virq;
 	u16 mask;
 
-	mv88e6xxx_g1_read(chip, GLOBAL_CONTROL, &mask);
+	mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
 	mask |= GENMASK(chip->g1_irq.nirqs, 0);
-	mv88e6xxx_g1_write(chip, GLOBAL_CONTROL, mask);
+	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
 
 	free_irq(chip->irq, chip);
 
@@ -370,13 +370,13 @@ static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
 	chip->g1_irq.chip = mv88e6xxx_g1_irq_chip;
 	chip->g1_irq.masked = ~0;
 
-	err = mv88e6xxx_g1_read(chip, GLOBAL_CONTROL, &mask);
+	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
 	if (err)
 		goto out_mapping;
 
 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
 
-	err = mv88e6xxx_g1_write(chip, GLOBAL_CONTROL, mask);
+	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
 	if (err)
 		goto out_disable;
 
@@ -396,7 +396,7 @@ static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
 
 out_disable:
 	mask |= GENMASK(chip->g1_irq.nirqs, 0);
-	mv88e6xxx_g1_write(chip, GLOBAL_CONTROL, mask);
+	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
 
 out_mapping:
 	for (irq = 0; irq < 16; irq++) {
@@ -2014,8 +2014,8 @@ static int mv88e6xxx_g1_setup(struct mv88e6xxx_chip *chip)
 	}
 
 	/* Disable remote management, and set the switch's DSA device number. */
-	err = mv88e6xxx_g1_write(chip, GLOBAL_CONTROL_2,
-				 GLOBAL_CONTROL_2_MULTIPLE_CASCADE |
+	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL2,
+				 MV88E6XXX_G1_CTL2_MULTIPLE_CASCADE |
 				 (ds->index & 0x1f));
 	if (err)
 		return err;