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phy: add helpers for setting/clearing bits in PHY registers

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Based on the recent introduction of phy_modify add helpers for setting
and clearing bits in PHY registers.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2018-01-12 21:20:33 +01:00 committed by David S. Miller
parent 79d891c1bb
commit ac8322d806
1 changed files with 49 additions and 0 deletions
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49
include/linux/phy.h
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@ -764,6 +764,55 @@ static inline int __phy_write(struct phy_device *phydev, u32 regnum, u16 val)
int __phy_modify(struct phy_device *phydev, u32 regnum, u16 mask, u16 set);
int phy_modify(struct phy_device *phydev, u32 regnum, u16 mask, u16 set);
/**
* __phy_set_bits - Convenience function for setting bits in a PHY register
* @phydev: the phy_device struct
* @regnum: register number to write
* @val: bits to set
*
* The caller must have taken the MDIO bus lock.
*/
static inline int __phy_set_bits(struct phy_device *phydev, u32 regnum, u16 val)
{
return __phy_modify(phydev, regnum, 0, val);
}
/**
* __phy_clear_bits - Convenience function for clearing bits in a PHY register
* @phydev: the phy_device struct
* @regnum: register number to write
* @val: bits to clear
*
* The caller must have taken the MDIO bus lock.
*/
static inline int __phy_clear_bits(struct phy_device *phydev, u32 regnum,
u16 val)
{
return __phy_modify(phydev, regnum, val, 0);
}
/**
* phy_set_bits - Convenience function for setting bits in a PHY register
* @phydev: the phy_device struct
* @regnum: register number to write
* @val: bits to set
*/
static inline int phy_set_bits(struct phy_device *phydev, u32 regnum, u16 val)
{
return phy_modify(phydev, regnum, 0, val);
}
/**
* phy_clear_bits - Convenience function for clearing bits in a PHY register
* @phydev: the phy_device struct
* @regnum: register number to write
* @val: bits to clear
*/
static inline int phy_clear_bits(struct phy_device *phydev, u32 regnum, u16 val)
{
return phy_modify(phydev, regnum, val, 0);
}
/**
* phy_interrupt_is_valid - Convenience function for testing a given PHY irq
* @phydev: the phy_device struct