diff options
| author | Russell King <rmk+kernel@armlinux.org.uk> | 2020-02-06 23:12:47 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2020-02-28 12:26:13 +0000 |
| commit | 883ee79e5835f6e7cd90e64a9967f880ab4703a2 (patch) | |
| tree | aee98196dbd522cc7373a5f5b59facb3ea0b2c79 | |
| parent | 09a23dd425103ba02a0299ff2b2785df8f3c0fa4 (diff) | |
net: mii: convert mii_lpa_to_ethtool_lpa_x() to linkmode variant
Add a LPA to linkmode decoder for 1000BASE-X protocols; this decoder
only provides the modify semantics similar to other such decoders.
This replaces the unused mii_lpa_to_ethtool_lpa_x() helper.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
| -rw-r--r-- | include/linux/mii.h | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/include/linux/mii.h b/include/linux/mii.h index 4ce8901a1af6..f5e1b673722f 100644 --- a/include/linux/mii.h +++ b/include/linux/mii.h @@ -355,24 +355,6 @@ static inline u32 mii_adv_to_ethtool_adv_x(u32 adv) } /** - * mii_lpa_to_ethtool_lpa_x - * @adv: value of the MII_LPA register - * - * A small helper function that translates MII_LPA - * bits, when in 1000Base-X mode, to ethtool - * LP advertisement settings. - */ -static inline u32 mii_lpa_to_ethtool_lpa_x(u32 lpa) -{ - u32 result = 0; - - if (lpa & LPA_LPACK) - result |= ADVERTISED_Autoneg; - - return result | mii_adv_to_ethtool_adv_x(lpa); -} - -/** * mii_adv_mod_linkmode_adv_t * @advertising:pointer to destination link mode. * @adv: value of the MII_ADVERTISE register @@ -486,6 +468,25 @@ static inline u32 linkmode_adv_to_lcl_adv_t(unsigned long *advertising) } /** + * mii_lpa_mod_linkmode_x - decode the link partner's config_reg to linkmodes + * @linkmodes: link modes array + * @lpa: config_reg word from link partner + * @fd_bit: link mode for 1000XFULL bit + */ +static inline void mii_lpa_mod_linkmode_x(unsigned long *linkmodes, u16 lpa, + int fd_bit) +{ + linkmode_mod_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, linkmodes, + lpa & LPA_LPACK); + linkmode_mod_bit(ETHTOOL_LINK_MODE_Pause_BIT, linkmodes, + lpa & LPA_1000XPAUSE); + linkmode_mod_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, linkmodes, + lpa & LPA_1000XPAUSE_ASYM); + linkmode_mod_bit(fd_bit, linkmodes, + lpa & LPA_1000XFULL); +} + +/** * mii_advertise_flowctrl - get flow control advertisement flags * @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both) */ |