Messages in this thread Patch in this message | | | From | Neil Armstrong <> | Subject | [RFC PATCH v2 1/4] net: dsa: allow switch drivers to cleanup their resources | Date | Wed, 28 Oct 2015 15:12:57 +0100 |
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Some switch drivers might request interrupts, remap register ranges, allow such drivers to implement a "remove" callback doing just that.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- include/net/dsa.h | 1 + net/dsa/dsa.c | 4 ++++ 2 files changed, 5 insertions(+)
diff --git a/include/net/dsa.h b/include/net/dsa.h index 98ccbde..0e1502c 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -212,6 +212,7 @@ struct dsa_switch_driver { */ char *(*probe)(struct device *host_dev, int sw_addr); int (*setup)(struct dsa_switch *ds); + void (*remove)(struct dsa_switch *ds); int (*set_addr)(struct dsa_switch *ds, u8 *addr); u32 (*get_phy_flags)(struct dsa_switch *ds, int port);
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 1eba07f..f462fc5 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -459,6 +459,10 @@ static void dsa_switch_destroy(struct dsa_switch *ds) }
mdiobus_unregister(ds->slave_mii_bus); + + /* Leave a chance to the driver to cleanup */ + if (ds->drv->remove) + ds->drv->remove(ds); }
#ifdef CONFIG_PM_SLEEP -- 1.9.1
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