diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2020-02-08 22:07:53 +0000 |
---|---|---|
committer | Russell King <rmk+kernel@armlinux.org.uk> | 2020-02-28 12:26:14 +0000 |
commit | 4ed5744378d8ae0f74cd6ec0b48c3bce7b6ac994 (patch) | |
tree | 5417a8119c88ff9535a884bdb0efdbc41cdf5f84 | |
parent | 883ee79e5835f6e7cd90e64a9967f880ab4703a2 (diff) |
net: mii: add linkmode_adv_to_mii_adv_x()
Add a helper to convert a linkmode advertisement to a clause 37
advertisement value for 1000base-x and 2500base-x.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
-rw-r--r-- | include/linux/mii.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/mii.h b/include/linux/mii.h index f5e1b673722f..2ce8194aff57 100644 --- a/include/linux/mii.h +++ b/include/linux/mii.h @@ -487,6 +487,26 @@ static inline void mii_lpa_mod_linkmode_x(unsigned long *linkmodes, u16 lpa, } /** + * linkmode_adv_to_mii_adv_x - encode a linkmode to config_reg + * @linkmodes: linkmodes + * @fd_bit: full duplex bit + */ +static inline u16 linkmode_adv_to_mii_adv_x(const unsigned long *linkmodes, + int fd_bit) +{ + u16 adv = 0; + + if (linkmode_test_bit(fd_bit, linkmodes)) + adv |= ADVERTISE_1000XFULL; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, linkmodes)) + adv |= ADVERTISE_1000XPAUSE; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, linkmodes)) + adv |= ADVERTISE_1000XPSE_ASYM; + + return adv; +} + +/** * mii_advertise_flowctrl - get flow control advertisement flags * @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both) */ |