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net: phy: add phy_interface_copy()

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Add a helper for copying PHY interface bitmasks. This will be used by
the SFP bus code, which will then be moved to phylink in the subsequent
patches.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1uydVU-000000061W8-2IDT@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Russell King (Oracle)
2025-09-16 22:46:36 +01:00
committed by Jakub Kicinski
parent 9b277fca90
commit a571f08d3d
1 changed files with 5 additions and 0 deletions
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5
include/linux/phy.h
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@@ -169,6 +169,11 @@ static inline bool phy_interface_empty(const unsigned long *intf)
return bitmap_empty(intf, PHY_INTERFACE_MODE_MAX);
}
static inline void phy_interface_copy(unsigned long *d, const unsigned long *s)
{
bitmap_copy(d, s, PHY_INTERFACE_MODE_MAX);
}
static inline unsigned int phy_interface_weight(const unsigned long *intf)
{
return bitmap_weight(intf, PHY_INTERFACE_MODE_MAX);