Commit f2a3e626 authored by Ben Hutchings's avatar Ben Hutchings Committed by David S. Miller
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mdio: Add 10GBASE-T SNR register definition 



These do not have an in-kernel user but may be useful to user-space.

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent df18acca

include/linux/mdio.h

+7 −0
Original line number Diff line number Diff line
@@ -46,6 +46,8 @@ 


/* Media-dependent registers. */

#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. */

#define MDIO_PMA_10GBR_FECABLE	170	/* 10GBASE-R FEC ability */

#define MDIO_PCS_10GBX_STAT1	24	/* 10GBASE-X PCS status 1 */

#define MDIO_PCS_10GBRT_STAT1	32	/* 10GBASE-R/-T PCS status 1 */
@@ -188,6 +190,11 @@ 
/* PMA 10GBASE-T TX power register. */

#define MDIO_PMA_10GBT_TXPWR_SHORT	0x0001	/* Short-reach mode */



/* PMA 10GBASE-T SNR registers. */

/* Value is SNR margin in dB, clamped to range [-127, 127], plus 0x8000. */

#define MDIO_PMA_10GBT_SNR_BIAS		0x8000

#define MDIO_PMA_10GBT_SNR_MAX		127



/* PMA 10GBASE-R FEC ability register. */

#define MDIO_PMA_10GBR_FECABLE_ABLE	0x0001	/* FEC ability */

#define MDIO_PMA_10GBR_FECABLE_ERRABLE	0x0002	/* FEC error indic. ability */