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authorGrygorii Strashko <grygorii.strashko@ti.com>2014-04-30 16:23:33 +0400
committerDavid S. Miller <davem@davemloft.net>2014-05-03 00:16:26 +0400
commit6d48f44b7b2af67b33c1ae5994b8f642685c8bc8 (patch)
tree3c39a984abea3ca8016660b111783874d982f5b4 /include/linux/phy.h
parentca8b6e04bc38891cbc0f2c7855bc7d0498dfff9b (diff)
downloadlinux-6d48f44b7b2af67b33c1ae5994b8f642685c8bc8.tar.xz
mdio_bus: implement devm_mdiobus_alloc/devm_mdiobus_free
Add a resource managed devm_mdiobus_alloc[_size]()/devm_mdiobus_free() to automatically clean up MDIO bus alocations made by MDIO drivers, thus leading to simplified MDIO drivers code. Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Acked-and-tested-by: Lad, Prabhakar <prabhakar.csengg@gmail.com> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/phy.h')
-rw-r--r--include/linux/phy.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 51d15f684e7e..864ddafad8cc 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -198,6 +198,13 @@ static inline struct mii_bus *mdiobus_alloc(void)
int mdiobus_register(struct mii_bus *bus);
void mdiobus_unregister(struct mii_bus *bus);
void mdiobus_free(struct mii_bus *bus);
+struct mii_bus *devm_mdiobus_alloc_size(struct device *dev, int sizeof_priv);
+static inline struct mii_bus *devm_mdiobus_alloc(struct device *dev)
+{
+ return devm_mdiobus_alloc_size(dev, 0);
+}
+
+void devm_mdiobus_free(struct device *dev, struct mii_bus *bus);
struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr);
int mdiobus_read(struct mii_bus *bus, int addr, u32 regnum);
int mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val);