diff options
Diffstat (limited to 'include/linux/phylink.h')
| -rw-r--r-- | include/linux/phylink.h | 52 |
1 files changed, 40 insertions, 12 deletions
diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 713a0c928b7c..3f01ac8017e0 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -21,6 +21,35 @@ enum { MLO_AN_FIXED, /* Fixed-link mode */ MLO_AN_INBAND, /* In-band protocol */ + /* MAC_SYM_PAUSE and MAC_ASYM_PAUSE are used when configuring our + * autonegotiation advertisement. They correspond to the PAUSE and + * ASM_DIR bits defined by 802.3, respectively. + * + * The following table lists the values of tx_pause and rx_pause which + * might be requested in mac_link_up. The exact values depend on either + * the results of autonegotation (if MLO_PAUSE_AN is set) or user + * configuration (if MLO_PAUSE_AN is not set). + * + * MAC_SYM_PAUSE MAC_ASYM_PAUSE MLO_PAUSE_AN tx_pause/rx_pause + * ============= ============== ============ ================== + * 0 0 0 0/0 + * 0 0 1 0/0 + * 0 1 0 0/0, 0/1, 1/0, 1/1 + * 0 1 1 0/0, 1/0 + * 1 0 0 0/0, 1/1 + * 1 0 1 0/0, 1/1 + * 1 1 0 0/0, 0/1, 1/0, 1/1 + * 1 1 1 0/0, 0/1, 1/1 + * + * If you set MAC_ASYM_PAUSE, the user may request any combination of + * tx_pause and rx_pause. You do not have to support these + * combinations. + * + * However, you should support combinations of tx_pause and rx_pause + * which might be the result of autonegotation. For example, don't set + * MAC_SYM_PAUSE unless your device can support tx_pause and rx_pause + * at the same time. + */ MAC_SYM_PAUSE = BIT(0), MAC_ASYM_PAUSE = BIT(1), MAC_10HD = BIT(2), @@ -59,6 +88,10 @@ static inline bool phylink_autoneg_inband(unsigned int mode) * @speed: link speed, one of the SPEED_* constants. * @duplex: link duplex mode, one of DUPLEX_* constants. * @pause: link pause state, described by MLO_PAUSE_* constants. + * @rate_matching: rate matching being performed, one of the RATE_MATCH_* + * constants. If rate matching is taking place, then the speed/duplex of + * the medium link mode (@speed and @duplex) and the speed/duplex of the phy + * interface mode (@interface) are different. * @link: true if the link is up. * @an_enabled: true if autonegotiation is enabled/desired. * @an_complete: true if autonegotiation has completed. @@ -70,6 +103,7 @@ struct phylink_link_state { int speed; int duplex; int pause; + int rate_matching; unsigned int link:1; unsigned int an_enabled:1; unsigned int an_complete:1; @@ -86,9 +120,9 @@ enum phylink_op_type { * @type: operation type of PHYLINK instance * @legacy_pre_march2020: driver has not been updated for March 2020 updates * (See commit 7cceb599d15d ("net: phylink: avoid mac_config calls") - * @pcs_poll: MAC PCS cannot provide link change interrupt * @poll_fixed_state: if true, starts link_poll, * if MAC link is at %MLO_AN_FIXED mode. + * @mac_managed_pm: if true, indicate the MAC driver is responsible for PHY PM. * @ovr_an_inband: if true, override PCS to MLO_AN_INBAND * @get_fixed_state: callback to execute to determine the fixed link state, * if MAC link is at %MLO_AN_FIXED mode. @@ -100,8 +134,8 @@ struct phylink_config { struct device *dev; enum phylink_op_type type; bool legacy_pre_march2020; - bool pcs_poll; bool poll_fixed_state; + bool mac_managed_pm; bool ovr_an_inband; void (*get_fixed_state)(struct phylink_config *config, struct phylink_link_state *state); @@ -162,11 +196,6 @@ struct phylink_mac_ops { * clearing unsupported speeds and duplex settings. The port modes * should not be cleared; phylink_set_port_modes() will help with this. * - * If the @state->interface mode is %PHY_INTERFACE_MODE_1000BASEX - * or %PHY_INTERFACE_MODE_2500BASEX, select the appropriate mode - * based on @state->advertising and/or @state->speed and update - * @state->interface accordingly. See phylink_helper_basex_speed(). - * * When @config->supported_interfaces has been set, phylink will iterate * over the supported interfaces to determine the full capability of the * MAC. The validation function must not print errors if @state->interface @@ -525,8 +554,10 @@ void pcs_link_up(struct phylink_pcs *pcs, unsigned int mode, phy_interface_t interface, int speed, int duplex); #endif -void phylink_get_linkmodes(unsigned long *linkmodes, phy_interface_t interface, - unsigned long mac_capabilities); +void phylink_caps_to_linkmodes(unsigned long *linkmodes, unsigned long caps); +unsigned long phylink_get_capabilities(phy_interface_t interface, + unsigned long mac_capabilities, + int rate_matching); void phylink_generic_validate(struct phylink_config *config, unsigned long *supported, struct phylink_link_state *state); @@ -534,7 +565,6 @@ void phylink_generic_validate(struct phylink_config *config, struct phylink *phylink_create(struct phylink_config *, struct fwnode_handle *, phy_interface_t iface, const struct phylink_mac_ops *mac_ops); -void phylink_set_pcs(struct phylink *, struct phylink_pcs *pcs); void phylink_destroy(struct phylink *); int phylink_connect_phy(struct phylink *, struct phy_device *); @@ -582,8 +612,6 @@ int phylink_speed_up(struct phylink *pl); #define phylink_test(bm, mode) __phylink_do_bit(test_bit, bm, mode) void phylink_set_port_modes(unsigned long *bits); -void phylink_set_10g_modes(unsigned long *mask); -void phylink_helper_basex_speed(struct phylink_link_state *state); void phylink_mii_c22_pcs_decode_state(struct phylink_link_state *state, u16 bmsr, u16 lpa); |