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path: root/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
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Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/mv88e6xxx.h')
-rw-r--r--drivers/net/dsa/mv88e6xxx/mv88e6xxx.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
index 6033f2f6260a..166b513ff751 100644
--- a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
@@ -944,6 +944,11 @@ static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip)
return chip->info->num_ports;
}
+static inline u16 mv88e6xxx_port_mask(struct mv88e6xxx_chip *chip)
+{
+ return GENMASK(mv88e6xxx_num_ports(chip) - 1, 0);
+}
+
int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg,