diff options
Diffstat (limited to 'include/linux/phylink.h')
-rw-r--r-- | include/linux/phylink.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 9d4a57529d9d..10c0d4728391 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -21,6 +21,11 @@ enum { MLO_AN_FIXED, /* Fixed-link mode */ MLO_AN_INBAND, /* In-band protocol */ + /* pcs_validate() return values */ + PCS_VALIDATE_FAIL = -EINVAL, /* Failed */ + PCS_VALIDATE_PASS = 0, /* Passed */ + PCS_VALIDATE_RATEADAPT = 1, /* Passed with rate adaption at PCS */ + MAC_SYM_PAUSE = BIT(0), MAC_ASYM_PAUSE = BIT(1), MAC_10HD = BIT(2), @@ -460,7 +465,9 @@ struct phylink_pcs_ops { * &struct phylink_mac_ops validate() method. * * Returns -EINVAL if the interface mode/autoneg mode is not supported. - * Returns non-zero positive if the link state can be supported. + * Returns non-zero positive if the link state can be supported and does + * not depend on the MAC. + * Returns 0 if the link state can be supported but does depend on the MAC. */ int pcs_validate(struct phylink_pcs *pcs, unsigned long *supported, const struct phylink_link_state *state); |