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mdio-bitbang: Export mdiobb_{read,write}()

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

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Geert Uytterhoeven
2021-01-18 16:06:55 +01:00
committed by Jakub Kicinski
parent 7e238de828
commit 8eed01b5ca
2 changed files with 7 additions and 2 deletions
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3
include/linux/mdio-bitbang.h
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@@ -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);