diff options
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 8dca2c949e73..669a7f13fdce 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -4764,6 +4764,21 @@ static const void *pdata_device_get_match_data(struct device *dev) return NULL; } +/* There is no suspend to RAM support at DSA level yet, the switch configuration + * would be lost after a power cycle so prevent it to be suspended. + */ +static int __maybe_unused mv88e6xxx_suspend(struct device *dev) +{ + return -EOPNOTSUPP; +} + +static int __maybe_unused mv88e6xxx_resume(struct device *dev) +{ + return 0; +} + +static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume); + static int mv88e6xxx_probe(struct mdio_device *mdiodev) { struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data; @@ -4948,6 +4963,7 @@ static struct mdio_driver mv88e6xxx_driver = { .mdiodrv.driver = { .name = "mv88e6085", .of_match_table = mv88e6xxx_of_match, + .pm = &mv88e6xxx_pm_ops, }, }; |