diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/linkmode.h | 76 | ||||
| -rw-r--r-- | include/linux/mii.h | 101 | ||||
| -rw-r--r-- | include/linux/phy.h | 31 |
3 files changed, 200 insertions, 8 deletions
diff --git a/include/linux/linkmode.h b/include/linux/linkmode.h new file mode 100644 index 000000000000..22443d7fb5cd --- /dev/null +++ b/include/linux/linkmode.h @@ -0,0 +1,76 @@ +#ifndef __LINKMODE_H +#define __LINKMODE_H + +#include <linux/bitmap.h> +#include <linux/ethtool.h> +#include <uapi/linux/ethtool.h> + +static inline void linkmode_zero(unsigned long *dst) +{ + bitmap_zero(dst, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +static inline void linkmode_copy(unsigned long *dst, const unsigned long *src) +{ + bitmap_copy(dst, src, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +static inline void linkmode_and(unsigned long *dst, const unsigned long *a, + const unsigned long *b) +{ + bitmap_and(dst, a, b, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +static inline void linkmode_or(unsigned long *dst, const unsigned long *a, + const unsigned long *b) +{ + bitmap_or(dst, a, b, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +static inline bool linkmode_empty(const unsigned long *src) +{ + return bitmap_empty(src, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +static inline int linkmode_andnot(unsigned long *dst, const unsigned long *src1, + const unsigned long *src2) +{ + return bitmap_andnot(dst, src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +static inline void linkmode_set_bit(int nr, volatile unsigned long *addr) +{ + __set_bit(nr, addr); +} + +static inline void linkmode_set_bit_array(const int *array, int array_size, + unsigned long *addr) +{ + int i; + + for (i = 0; i < array_size; i++) + linkmode_set_bit(array[i], addr); +} + +static inline void linkmode_clear_bit(int nr, volatile unsigned long *addr) +{ + __clear_bit(nr, addr); +} + +static inline void linkmode_change_bit(int nr, volatile unsigned long *addr) +{ + __change_bit(nr, addr); +} + +static inline int linkmode_test_bit(int nr, volatile unsigned long *addr) +{ + return test_bit(nr, addr); +} + +static inline int linkmode_equal(const unsigned long *src1, + const unsigned long *src2) +{ + return bitmap_equal(src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + +#endif /* __LINKMODE_H */ diff --git a/include/linux/mii.h b/include/linux/mii.h index 55000ee5c6ad..2da85b02e1c0 100644 --- a/include/linux/mii.h +++ b/include/linux/mii.h @@ -10,6 +10,7 @@ #include <linux/if.h> +#include <linux/linkmode.h> #include <uapi/linux/mii.h> struct ethtool_cmd; @@ -132,6 +133,34 @@ static inline u32 ethtool_adv_to_mii_adv_t(u32 ethadv) } /** + * linkmode_adv_to_mii_adv_t + * @advertising: the linkmode advertisement settings + * + * A small helper function that translates linkmode advertisement + * settings to phy autonegotiation advertisements for the + * MII_ADVERTISE register. + */ +static inline u32 linkmode_adv_to_mii_adv_t(unsigned long *advertising) +{ + u32 result = 0; + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, advertising)) + result |= ADVERTISE_10HALF; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, advertising)) + result |= ADVERTISE_10FULL; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, advertising)) + result |= ADVERTISE_100HALF; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, advertising)) + result |= ADVERTISE_100FULL; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertising)) + result |= ADVERTISE_PAUSE_CAP; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertising)) + result |= ADVERTISE_PAUSE_ASYM; + + return result; +} + +/** * mii_adv_to_ethtool_adv_t * @adv: value of the MII_ADVERTISE register * @@ -179,6 +208,28 @@ static inline u32 ethtool_adv_to_mii_ctrl1000_t(u32 ethadv) } /** + * linkmode_adv_to_mii_ctrl1000_t + * advertising: the linkmode advertisement settings + * + * A small helper function that translates linkmode advertisement + * settings to phy autonegotiation advertisements for the + * MII_CTRL1000 register when in 1000T mode. + */ +static inline u32 linkmode_adv_to_mii_ctrl1000_t(unsigned long *advertising) +{ + u32 result = 0; + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, + advertising)) + result |= ADVERTISE_1000HALF; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + advertising)) + result |= ADVERTISE_1000FULL; + + return result; +} + +/** * mii_ctrl1000_to_ethtool_adv_t * @adv: value of the MII_CTRL1000 register * @@ -303,6 +354,56 @@ static inline u32 mii_lpa_to_ethtool_lpa_x(u32 lpa) } /** + * mii_adv_to_linkmode_adv_t + * @advertising:pointer to destination link mode. + * @adv: value of the MII_ADVERTISE register + * + * A small helper function that translates MII_ADVERTISE bits + * to linkmode advertisement settings. + */ +static inline void mii_adv_to_linkmode_adv_t(unsigned long *advertising, + u32 adv) +{ + linkmode_zero(advertising); + + if (adv & ADVERTISE_10HALF) + linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, + advertising); + if (adv & ADVERTISE_10FULL) + linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, + advertising); + if (adv & ADVERTISE_100HALF) + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, + advertising); + if (adv & ADVERTISE_100FULL) + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, + advertising); + if (adv & ADVERTISE_PAUSE_CAP) + linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertising); + if (adv & ADVERTISE_PAUSE_ASYM) + linkmode_set_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertising); +} + +/** + * ethtool_adv_to_lcl_adv_t + * @advertising:pointer to ethtool advertising + * + * A small helper function that translates ethtool advertising to LVL + * pause capabilities. + */ +static inline u32 ethtool_adv_to_lcl_adv_t(u32 advertising) +{ + u32 lcl_adv = 0; + + if (advertising & ADVERTISED_Pause) + lcl_adv |= ADVERTISE_PAUSE_CAP; + if (advertising & ADVERTISED_Asym_Pause) + lcl_adv |= ADVERTISE_PAUSE_ASYM; + + return lcl_adv; +} + +/** * mii_advertise_flowctrl - get flow control advertisement flags * @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both) */ diff --git a/include/linux/phy.h b/include/linux/phy.h index 192a1fa0c73b..dff51dd36e52 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -19,6 +19,7 @@ #include <linux/compiler.h> #include <linux/spinlock.h> #include <linux/ethtool.h> +#include <linux/linkmode.h> #include <linux/mdio.h> #include <linux/mii.h> #include <linux/module.h> @@ -41,13 +42,21 @@ #define PHY_1000BT_FEATURES (SUPPORTED_1000baseT_Half | \ SUPPORTED_1000baseT_Full) -#define PHY_BASIC_FEATURES (PHY_10BT_FEATURES | \ - PHY_100BT_FEATURES | \ - PHY_DEFAULT_FEATURES) - -#define PHY_GBIT_FEATURES (PHY_BASIC_FEATURES | \ - PHY_1000BT_FEATURES) - +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_basic_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_basic_t1_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_fibre_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_all_ports_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_full_features) __ro_after_init; + +#define PHY_BASIC_FEATURES ((unsigned long *)&phy_basic_features) +#define PHY_BASIC_T1_FEATURES ((unsigned long *)&phy_basic_t1_features) +#define PHY_GBIT_FEATURES ((unsigned long *)&phy_gbit_features) +#define PHY_GBIT_FIBRE_FEATURES ((unsigned long *)&phy_gbit_fibre_features) +#define PHY_GBIT_ALL_PORTS_FEATURES ((unsigned long *)&phy_gbit_all_ports_features) +#define PHY_10GBIT_FEATURES ((unsigned long *)&phy_10gbit_features) +#define PHY_10GBIT_FULL_FEATURES ((unsigned long *)&phy_10gbit_full_features) /* * Set phydev->irq to PHY_POLL if interrupts are not supported, @@ -509,7 +518,7 @@ struct phy_driver { u32 phy_id; char *name; u32 phy_id_mask; - u32 features; + const unsigned long * const features; u32 flags; const void *driver_data; @@ -967,6 +976,12 @@ static inline void phy_device_reset(struct phy_device *phydev, int value) #define phydev_err(_phydev, format, args...) \ dev_err(&_phydev->mdio.dev, format, ##args) +#define phydev_info(_phydev, format, args...) \ + dev_info(&_phydev->mdio.dev, format, ##args) + +#define phydev_warn(_phydev, format, args...) \ + dev_warn(&_phydev->mdio.dev, format, ##args) + #define phydev_dbg(_phydev, format, args...) \ dev_dbg(&_phydev->mdio.dev, format, ##args) |