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Helper functions mmd_phy_read and mmd_phy_write are useful for PHYs which require custom MMD access functions for some but not all MMDs. Move mmd_phy_read and mmd_phy_write function prototypes from phylib-internal.h to phylib.h to make them available for PHY drivers. Signed-off-by: Daniel Golle <daniel@makrotopia.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://patch.msgid.link/79169cd624a3572d426e42c7b13cd2654a35d0cb.1767630451.git.daniel@makrotopia.org Signed-off-by: Paolo Abeni <pabeni@redhat.com>
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* phylib header
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*/
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#ifndef __PHYLIB_H
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#define __PHYLIB_H
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struct device_node;
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struct phy_device;
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struct mii_bus;
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struct device_node *phy_package_get_node(struct phy_device *phydev);
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void *phy_package_get_priv(struct phy_device *phydev);
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int __phy_package_read(struct phy_device *phydev, unsigned int addr_offset,
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u32 regnum);
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int __phy_package_write(struct phy_device *phydev, unsigned int addr_offset,
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u32 regnum, u16 val);
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int __phy_package_read_mmd(struct phy_device *phydev,
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unsigned int addr_offset, int devad,
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u32 regnum);
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int __phy_package_write_mmd(struct phy_device *phydev,
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unsigned int addr_offset, int devad,
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u32 regnum, u16 val);
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bool phy_package_init_once(struct phy_device *phydev);
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bool phy_package_probe_once(struct phy_device *phydev);
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int phy_package_join(struct phy_device *phydev, int base_addr, size_t priv_size);
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int of_phy_package_join(struct phy_device *phydev, size_t priv_size);
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void phy_package_leave(struct phy_device *phydev);
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int devm_phy_package_join(struct device *dev, struct phy_device *phydev,
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int base_addr, size_t priv_size);
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int devm_of_phy_package_join(struct device *dev, struct phy_device *phydev,
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size_t priv_size);
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int mmd_phy_read(struct mii_bus *bus, int phy_addr, bool is_c45,
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int devad, u32 regnum);
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int mmd_phy_write(struct mii_bus *bus, int phy_addr, bool is_c45,
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int devad, u32 regnum, u16 val);
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#endif /* __PHYLIB_H */
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