[PATCH 1/2] net: phy: Add phy_(set|clear)_bits_mmd()

[Marco Felsch]

On 23-09-20, Sascha Hauer wrote:
> Provide phy_set_bits_mmd() and phy_clear_bits() for easier code adoption
> from the kernel.
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>

Reviewed-by: Marco Felsch <m.felsch at pengutronix.de>

> ---
>  include/linux/phy.h | 28 ++++++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
> 
> diff --git a/include/linux/phy.h b/include/linux/phy.h
> index bb728dfaf8..d68ee5665a 100644
> --- a/include/linux/phy.h
> +++ b/include/linux/phy.h
> @@ -422,6 +422,34 @@ int phy_modify_mmd(struct phy_device *phydev, int devad, u32 regnum,
>  int phy_modify_mmd_changed(struct phy_device *phydev, int devad, u32 regnum,
>  			   u16 mask, u16 set);
>  
> +/**
> + * phy_set_bits_mmd - Convenience function for setting bits in a register
> + * on MMD
> + * @phydev: the phy_device struct
> + * @devad: the MMD containing register to modify
> + * @regnum: register number to modify
> + * @val: bits to set
> + */
> +static inline int phy_set_bits_mmd(struct phy_device *phydev, int devad,
> +		u32 regnum, u16 val)
> +{
> +	return phy_modify_mmd(phydev, devad, regnum, 0, val);
> +}
> +
> +/**
> + * phy_clear_bits_mmd - Convenience function for clearing bits in a register
> + * on MMD
> + * @phydev: the phy_device struct
> + * @devad: the MMD containing register to modify
> + * @regnum: register number to modify
> + * @val: bits to clear
> + */
> +static inline int phy_clear_bits_mmd(struct phy_device *phydev, int devad,
> +		u32 regnum, u16 val)
> +{
> +	return phy_modify_mmd(phydev, devad, regnum, val, 0);
> +}
> +
>  static inline bool phy_acquired(struct phy_device *phydev)
>  {
>  	return phydev && phydev->bus && slice_acquired(&phydev->bus->slice);
> -- 
> 2.39.2
> 
> 
>