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mdio: Expose 10GBASE-T MDI-X status via ethtool

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This is available in a standard MDIO register in 10GBASE-T PHYs.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2009-06-10 05:28:04 +00:00 • committed by David S. Miller
parent b8facca01b
commit d005ba6cc8
2 changed files with 26 additions and 0 deletions
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9
include/linux/mdio.h
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@ -45,6 +45,7 @@
#define MDIO_PHYXS_LNSTAT 24 /* PHY XGXS lane state */
/* Media-dependent registers. */
#define MDIO_PMA_10GBT_SWAPPOL 130 /* 10GBASE-T pair swap & polarity */
#define MDIO_PMA_10GBT_TXPWR 131 /* 10GBASE-T TX power control */
#define MDIO_PMA_10GBT_SNR 133 /* 10GBASE-T SNR margin, lane A.
* Lanes B-D are numbered 134-136. */
@ -195,6 +196,14 @@
#define MDIO_PHYXS_LNSTAT_SYNC3 0x0008
#define MDIO_PHYXS_LNSTAT_ALIGN 0x1000
/* PMA 10GBASE-T pair swap & polarity */
#define MDIO_PMA_10GBT_SWAPPOL_ABNX 0x0001 /* Pair A/B uncrossed */
#define MDIO_PMA_10GBT_SWAPPOL_CDNX 0x0002 /* Pair C/D uncrossed */
#define MDIO_PMA_10GBT_SWAPPOL_AREV 0x0100 /* Pair A polarity reversed */
#define MDIO_PMA_10GBT_SWAPPOL_BREV 0x0200 /* Pair B polarity reversed */
#define MDIO_PMA_10GBT_SWAPPOL_CREV 0x0400 /* Pair C polarity reversed */
#define MDIO_PMA_10GBT_SWAPPOL_DREV 0x0800 /* Pair D polarity reversed */
/* PMA 10GBASE-T TX power register. */
#define MDIO_PMA_10GBT_TXPWR_SHORT 0x0001 /* Short-reach mode */