[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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