[PATCH net-next 6/6] net: dsa: mv88e6xxx: wrap SERDES IRQ in power function

[Vivien Didelot]

Now that mv88e6xxx_serdes_power is only called after driver setup,
we can wrap the SERDES IRQ code directly within it for clarity.

Signed-off-by: Vivien Didelot <vivien.dide...@gmail.com>
---
 drivers/net/dsa/mv88e6xxx/chip.c | 32 +++++++++++++++++++-------------
 1 file changed, 19 insertions(+), 13 deletions(-)

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index c72b3db75c54..d0bf98c10b2b 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -2057,10 +2057,26 @@ static int mv88e6xxx_setup_egress_floods(struct 
mv88e6xxx_chip *chip, int port)
 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
                                  bool on)
 {
-       if (chip->info->ops->serdes_power)
-               return chip->info->ops->serdes_power(chip, port, on);
+       int err;
 
-       return 0;
+       if (!chip->info->ops->serdes_power)
+               return 0;
+
+       if (on) {
+               err = chip->info->ops->serdes_power(chip, port, true);
+               if (err)
+                       return err;
+
+               if (chip->info->ops->serdes_irq_setup)
+                       err = chip->info->ops->serdes_irq_setup(chip, port);
+       } else {
+               if (chip->info->ops->serdes_irq_free)
+                       chip->info->ops->serdes_irq_free(chip, port);
+
+               err = chip->info->ops->serdes_power(chip, port, false);
+       }
+
+       return err;
 }
 
 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
@@ -2258,12 +2274,7 @@ static int mv88e6xxx_port_enable(struct dsa_switch *ds, 
int port,
        int err;
 
        mv88e6xxx_reg_lock(chip);
-
        err = mv88e6xxx_serdes_power(chip, port, true);
-
-       if (!err && chip->info->ops->serdes_irq_setup)
-               err = chip->info->ops->serdes_irq_setup(chip, port);
-
        mv88e6xxx_reg_unlock(chip);
 
        return err;
@@ -2274,13 +2285,8 @@ static void mv88e6xxx_port_disable(struct dsa_switch 
*ds, int port)
        struct mv88e6xxx_chip *chip = ds->priv;
 
        mv88e6xxx_reg_lock(chip);
-
-       if (chip->info->ops->serdes_irq_free)
-               chip->info->ops->serdes_irq_free(chip, port);
-
        if (mv88e6xxx_serdes_power(chip, port, false))
                dev_err(chip->dev, "failed to power off SERDES\n");
-
        mv88e6xxx_reg_unlock(chip);
 }
 
-- 
2.22.0