[PATCH v3 1/5] net: phy: Add missing kernel doc to phy functions
Michal Simek
michal.simek at xilinx.com
Mon May 4 11:45:12 CEST 2020
On 30. 04. 20 18:30, Dan Murphy wrote:
> Add kernel doc to the phy_read/write utility functions in phy.h
>
> Signed-off-by: Dan Murphy <dmurphy at ti.com>
> ---
> include/phy.h | 39 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 39 insertions(+)
>
> diff --git a/include/phy.h b/include/phy.h
> index b5de14cbfc29..c1f6509e42fc 100644
> --- a/include/phy.h
> +++ b/include/phy.h
> @@ -170,6 +170,13 @@ struct fixed_link {
> int asym_pause;
> };
>
> +/**
> + * phy_read - Convenience function for reading a given PHY register
> + * @phydev: the phy_device struct
> + * @devad: The MMD to read from
> + * @regnum: register number to read
> + * @return: value for success or negative errno for failure
> + */
> static inline int phy_read(struct phy_device *phydev, int devad, int regnum)
> {
> struct mii_dev *bus = phydev->bus;
> @@ -182,6 +189,14 @@ static inline int phy_read(struct phy_device *phydev, int devad, int regnum)
> return bus->read(bus, phydev->addr, devad, regnum);
> }
>
> +/**
> + * phy_write - Convenience function for writing a given PHY register
> + * @phydev: the phy_device struct
> + * @devad: The MMD to read from
> + * @regnum: register number to write
> + * @val: value to write to @regnum
> + * @return: 0 for success or negative errno for failure
> + */
> static inline int phy_write(struct phy_device *phydev, int devad, int regnum,
> u16 val)
> {
> @@ -195,6 +210,13 @@ static inline int phy_write(struct phy_device *phydev, int devad, int regnum,
> return bus->write(bus, phydev->addr, devad, regnum, val);
> }
>
> +/**
> + * phy_mmd_start_indirect - Convenience function for writing MMD registers
> + * @phydev: the phy_device struct
> + * @devad: The MMD to read from
> + * @regnum: register number to write
> + * @return: None
> + */
> static inline void phy_mmd_start_indirect(struct phy_device *phydev, int devad,
> int regnum)
> {
> @@ -209,6 +231,14 @@ static inline void phy_mmd_start_indirect(struct phy_device *phydev, int devad,
> (devad | MII_MMD_CTRL_NOINCR));
> }
>
> +/**
> + * phy_read_mmd - Convenience function for reading a register
> + * from an MMD on a given PHY.
> + * @phydev: The phy_device struct
> + * @devad: The MMD to read from
> + * @regnum: The register on the MMD to read
> + * @return: Value for success or negative errno for failure
> + */
> static inline int phy_read_mmd(struct phy_device *phydev, int devad,
> int regnum)
> {
> @@ -233,6 +263,15 @@ static inline int phy_read_mmd(struct phy_device *phydev, int devad,
> return phy_read(phydev, MDIO_DEVAD_NONE, MII_MMD_DATA);
> }
>
> +/**
> + * phy_write_mmd - Convenience function for writing a register
> + * on an MMD on a given PHY.
> + * @phydev: The phy_device struct
> + * @devad: The MMD to read from
> + * @regnum: The register on the MMD to read
> + * @val: value to write to @regnum
> + * @return: 0 for success or negative errno for failure
> + */
> static inline int phy_write_mmd(struct phy_device *phydev, int devad,
> int regnum, u16 val)
> {
>
Acked-by: Michal Simek <michal.simek at xilinx.com>
Thanks,
Michal
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