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-rw-r--r--include/linux/phy.h90
1 files changed, 66 insertions, 24 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h
index bd28595097..684efaeca0 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -327,7 +327,8 @@ struct mdio_bus_stats {
/**
* struct phy_package_shared - Shared information in PHY packages
- * @addr: Common PHY address used to combine PHYs in one package
+ * @base_addr: Base PHY address of PHY package used to combine PHYs
+ * in one package and for offset calculation of phy_package_read/write
* @refcnt: Number of PHYs connected to this shared data
* @flags: Initialization of PHY package
* @priv_size: Size of the shared private data @priv
@@ -338,7 +339,7 @@ struct mdio_bus_stats {
* phy_package_leave().
*/
struct phy_package_shared {
- int addr;
+ u8 base_addr;
refcount_t refcnt;
unsigned long flags;
size_t priv_size;
@@ -604,6 +605,8 @@ struct macsec_ops;
* @irq_rerun: Flag indicating interrupts occurred while PHY was suspended,
* requiring a rerun of the interrupt handler after resume
* @interface: enum phy_interface_t value
+ * @possible_interfaces: bitmap if interface modes that the attached PHY
+ * will switch between depending on media speed.
* @skb: Netlink message for cable diagnostics
* @nest: Netlink nest used for cable diagnostics
* @ehdr: nNtlink header for cable diagnostics
@@ -673,6 +676,7 @@ struct phy_device {
u32 dev_flags;
phy_interface_t interface;
+ DECLARE_PHY_INTERFACE_MASK(possible_interfaces);
/*
* forced speed & duplex (no autoneg)
@@ -1559,9 +1563,11 @@ static inline bool phy_has_txtstamp(struct phy_device *phydev)
return phydev && phydev->mii_ts && phydev->mii_ts->txtstamp;
}
-static inline int phy_hwtstamp(struct phy_device *phydev, struct ifreq *ifr)
+static inline int phy_hwtstamp(struct phy_device *phydev,
+ struct kernel_hwtstamp_config *cfg,
+ struct netlink_ext_ack *extack)
{
- return phydev->mii_ts->hwtstamp(phydev->mii_ts, ifr);
+ return phydev->mii_ts->hwtstamp(phydev->mii_ts, cfg, extack);
}
static inline bool phy_rxtstamp(struct phy_device *phydev, struct sk_buff *skb,
@@ -1860,6 +1866,7 @@ int genphy_c45_an_config_aneg(struct phy_device *phydev);
int genphy_c45_an_disable_aneg(struct phy_device *phydev);
int genphy_c45_read_mdix(struct phy_device *phydev);
int genphy_c45_pma_read_abilities(struct phy_device *phydev);
+int genphy_c45_pma_read_ext_abilities(struct phy_device *phydev);
int genphy_c45_pma_baset1_read_abilities(struct phy_device *phydev);
int genphy_c45_read_eee_abilities(struct phy_device *phydev);
int genphy_c45_pma_baset1_read_master_slave(struct phy_device *phydev);
@@ -1969,10 +1976,10 @@ int phy_ethtool_get_link_ksettings(struct net_device *ndev,
int phy_ethtool_set_link_ksettings(struct net_device *ndev,
const struct ethtool_link_ksettings *cmd);
int phy_ethtool_nway_reset(struct net_device *ndev);
-int phy_package_join(struct phy_device *phydev, int addr, size_t priv_size);
+int phy_package_join(struct phy_device *phydev, int base_addr, size_t priv_size);
void phy_package_leave(struct phy_device *phydev);
int devm_phy_package_join(struct device *dev, struct phy_device *phydev,
- int addr, size_t priv_size);
+ int base_addr, size_t priv_size);
int __init mdio_bus_init(void);
void mdio_bus_exit(void);
@@ -1995,48 +2002,83 @@ int __phy_hwtstamp_set(struct phy_device *phydev,
struct kernel_hwtstamp_config *config,
struct netlink_ext_ack *extack);
-static inline int phy_package_read(struct phy_device *phydev, u32 regnum)
+static inline int phy_package_address(struct phy_device *phydev,
+ unsigned int addr_offset)
{
struct phy_package_shared *shared = phydev->shared;
+ u8 base_addr = shared->base_addr;
- if (!shared)
+ if (addr_offset >= PHY_MAX_ADDR - base_addr)
return -EIO;
- return mdiobus_read(phydev->mdio.bus, shared->addr, regnum);
+ /* we know that addr will be in the range 0..31 and thus the
+ * implicit cast to a signed int is not a problem.
+ */
+ return base_addr + addr_offset;
}
-static inline int __phy_package_read(struct phy_device *phydev, u32 regnum)
+static inline int phy_package_read(struct phy_device *phydev,
+ unsigned int addr_offset, u32 regnum)
{
- struct phy_package_shared *shared = phydev->shared;
+ int addr = phy_package_address(phydev, addr_offset);
- if (!shared)
- return -EIO;
+ if (addr < 0)
+ return addr;
+
+ return mdiobus_read(phydev->mdio.bus, addr, regnum);
+}
+
+static inline int __phy_package_read(struct phy_device *phydev,
+ unsigned int addr_offset, u32 regnum)
+{
+ int addr = phy_package_address(phydev, addr_offset);
+
+ if (addr < 0)
+ return addr;
- return __mdiobus_read(phydev->mdio.bus, shared->addr, regnum);
+ return __mdiobus_read(phydev->mdio.bus, addr, regnum);
}
static inline int phy_package_write(struct phy_device *phydev,
- u32 regnum, u16 val)
+ unsigned int addr_offset, u32 regnum,
+ u16 val)
{
- struct phy_package_shared *shared = phydev->shared;
+ int addr = phy_package_address(phydev, addr_offset);
- if (!shared)
- return -EIO;
+ if (addr < 0)
+ return addr;
- return mdiobus_write(phydev->mdio.bus, shared->addr, regnum, val);
+ return mdiobus_write(phydev->mdio.bus, addr, regnum, val);
}
static inline int __phy_package_write(struct phy_device *phydev,
- u32 regnum, u16 val)
+ unsigned int addr_offset, u32 regnum,
+ u16 val)
{
- struct phy_package_shared *shared = phydev->shared;
+ int addr = phy_package_address(phydev, addr_offset);
- if (!shared)
- return -EIO;
+ if (addr < 0)
+ return addr;
- return __mdiobus_write(phydev->mdio.bus, shared->addr, regnum, val);
+ return __mdiobus_write(phydev->mdio.bus, addr, regnum, val);
}
+int __phy_package_read_mmd(struct phy_device *phydev,
+ unsigned int addr_offset, int devad,
+ u32 regnum);
+
+int phy_package_read_mmd(struct phy_device *phydev,
+ unsigned int addr_offset, int devad,
+ u32 regnum);
+
+int __phy_package_write_mmd(struct phy_device *phydev,
+ unsigned int addr_offset, int devad,
+ u32 regnum, u16 val);
+
+int phy_package_write_mmd(struct phy_device *phydev,
+ unsigned int addr_offset, int devad,
+ u32 regnum, u16 val);
+
static inline bool __phy_package_set_once(struct phy_device *phydev,
unsigned int b)
{
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-06 01:26:16 +0000