From: Ben Hutchings Date: Fri, 15 May 2009 06:04:12 +0000 (+0000) Subject: mdio: Add 10GBASE-T SNR register definition X-Git-Tag: v2.6.31-rc1~14^2~484 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f2a3e626202a87734a47153935ec9d15c7fcf761;p=profile%2Fivi%2Fkernel-x86-ivi.git 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: Ben Hutchings Signed-off-by: David S. Miller --- diff --git a/include/linux/mdio.h b/include/linux/mdio.h index 26b4eb3..825f1e2 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -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 */