diff options
| author | Andrew Lunn <andrew@lunn.ch> | 2016-08-22 14:01:03 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-08-23 04:08:08 (GMT) |
| commit | 930188ceca5fb2f755d4b900a92a6c295f43a434 (patch) | |
| tree | e775046e2013ff3bb4c2f850018997d76def86fd /drivers | |
| parent | 2bbb33be037361882527c9c762cb9fc928ab0ff7 (diff) | |
| download | linux-930188ceca5fb2f755d4b900a92a6c295f43a434.tar.xz | |
dsa: mv88e6xxx: Delete ppu timer when removing module
The PPU method of accessing PHYs makes use of a timer. Make sure this
timer is deleted before unloading the driver.
Reported-by: Jamie Lentin <jm@lentin.co.uk>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index b315769..1d5f957 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -486,6 +486,11 @@ static void mv88e6xxx_ppu_state_init(struct mv88e6xxx_chip *chip) chip->ppu_timer.function = mv88e6xxx_ppu_reenable_timer; } +static void mv88e6xxx_ppu_state_destroy(struct mv88e6xxx_chip *chip) +{ + del_timer_sync(&chip->ppu_timer); +} + static int mv88e6xxx_phy_ppu_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val) { @@ -3892,6 +3897,13 @@ static void mv88e6xxx_phy_init(struct mv88e6xxx_chip *chip) } } +static void mv88e6xxx_phy_destroy(struct mv88e6xxx_chip *chip) +{ + if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_PPU)) { + mv88e6xxx_ppu_state_destroy(chip); + } +} + static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip, struct mii_bus *bus, int sw_addr) { @@ -4080,6 +4092,7 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev) struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); struct mv88e6xxx_chip *chip = ds_to_priv(ds); + mv88e6xxx_phy_destroy(chip); mv88e6xxx_unregister_switch(chip); mv88e6xxx_mdio_unregister(chip); } |