Commit 8eed01b5 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Jakub Kicinski
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mdio-bitbang: Export mdiobb_{read,write}() 



Export mdiobb_read() and mdiobb_write(), so Ethernet controller drivers
can call them from their MDIO read/write wrappers.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Tested-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 7e238de8

drivers/net/mdio/mdio-bitbang.c

+4 −2
Original line number Diff line number Diff line
@@ -149,7 +149,7 @@ static int mdiobb_cmd_addr(struct mdiobb_ctrl *ctrl, int phy, u32 addr) 
	return dev_addr;

}



static int mdiobb_read(struct mii_bus *bus, int phy, int reg)

int mdiobb_read(struct mii_bus *bus, int phy, int reg)

{

	struct mdiobb_ctrl *ctrl = bus->priv;

	int ret, i;
@@ -180,8 +180,9 @@ static int mdiobb_read(struct mii_bus *bus, int phy, int reg) 
	mdiobb_get_bit(ctrl);

	return ret;

}

EXPORT_SYMBOL(mdiobb_read);



static int mdiobb_write(struct mii_bus *bus, int phy, int reg, u16 val)

int mdiobb_write(struct mii_bus *bus, int phy, int reg, u16 val)

{

	struct mdiobb_ctrl *ctrl = bus->priv;
@@ -201,6 +202,7 @@ static int mdiobb_write(struct mii_bus *bus, int phy, int reg, u16 val) 
	mdiobb_get_bit(ctrl);

	return 0;

}

EXPORT_SYMBOL(mdiobb_write);



struct mii_bus *alloc_mdio_bitbang(struct mdiobb_ctrl *ctrl)

{

include/linux/mdio-bitbang.h

+3 −0
Original line number Diff line number Diff line
@@ -35,6 +35,9 @@ struct mdiobb_ctrl { 
	const struct mdiobb_ops *ops;

};



int mdiobb_read(struct mii_bus *bus, int phy, int reg);

int mdiobb_write(struct mii_bus *bus, int phy, int reg, u16 val);



/* The returned bus is not yet registered with the phy layer. */

struct mii_bus *alloc_mdio_bitbang(struct mdiobb_ctrl *ctrl);