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net: phylink: add helper function to decode USXGMII word

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With the new addition of the USXGMII link partner ability constants we
can now introduce a phylink helper that decodes the USXGMII word and
populates the appropriate fields in the phylink_link_state structure
based on them.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ioana Ciornei
2020-08-30 11:33:58 +03:00
committed by David S. Miller
parent d60432994e
commit afd6220999
2 changed files with 46 additions and 0 deletions
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include/linux/phylink.h
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@@ -490,4 +490,7 @@ void phylink_mii_c22_pcs_an_restart(struct mdio_device *pcs);
void phylink_mii_c45_pcs_get_state(struct mdio_device *pcs,
struct phylink_link_state *state);
void phylink_decode_usxgmii_word(struct phylink_link_state *state,
uint16_t lpa);
#endif