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net: dsa: allow switch drivers to implement suspend/resume hooks

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Add an abstraction layer to suspend/resume switch devices, doing the
following split:

- suspend/resume the slave network devices and their corresponding PHY
  devices
- suspend/resume the switch hardware using switch driver callbacks

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli
2014-09-18 17:31:22 -07:00
committed by David S. Miller
parent 34f6b8745d
commit 2446254915
4 changed files with 119 additions and 0 deletions
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2
net/dsa/dsa_priv.h
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@@ -56,6 +56,8 @@ void dsa_slave_mii_bus_init(struct dsa_switch *ds);
struct net_device *dsa_slave_create(struct dsa_switch *ds,
struct device *parent,
int port, char *name);
int dsa_slave_suspend(struct net_device *slave_dev);
int dsa_slave_resume(struct net_device *slave_dev);
/* tag_dsa.c */
extern const struct dsa_device_ops dsa_netdev_ops;