From fc082b39d0a29891ab4b54c88a40f42385103f71 Mon Sep 17 00:00:00 2001 From: "Russell King (Oracle)" Date: Wed, 17 May 2023 11:38:17 +0100 Subject: net: sfp: add support for rate selection Add support for parsing the rate select thresholds and switching of the RS0 and RS1 signals to the transceiver. This is complicated by various revisions of SFF-8472 and interaction of SFF-8431, SFF-8079 and INF-8074. Reviewed-by: Simon Horman Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn Signed-off-by: Jakub Kicinski --- include/linux/sfp.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include/linux/sfp.h') diff --git a/include/linux/sfp.h b/include/linux/sfp.h index 2f66e03e9dbd..9346cd44814d 100644 --- a/include/linux/sfp.h +++ b/include/linux/sfp.h @@ -342,6 +342,12 @@ enum { SFP_ENCODING = 11, SFP_BR_NOMINAL = 12, SFP_RATE_ID = 13, + SFF_RID_8079 = 0x01, + SFF_RID_8431_RX_ONLY = 0x02, + SFF_RID_8431_TX_ONLY = 0x04, + SFF_RID_8431 = 0x06, + SFF_RID_10G8G = 0x0e, + SFP_LINK_LEN_SM_KM = 14, SFP_LINK_LEN_SM_100M = 15, SFP_LINK_LEN_50UM_OM2_10M = 16, @@ -465,6 +471,7 @@ enum { SFP_STATUS = 110, SFP_STATUS_TX_DISABLE = BIT(7), SFP_STATUS_TX_DISABLE_FORCE = BIT(6), + SFP_STATUS_RS0_SELECT = BIT(3), SFP_STATUS_TX_FAULT = BIT(2), SFP_STATUS_RX_LOS = BIT(1), SFP_ALARM0 = 112, @@ -496,6 +503,7 @@ enum { SFP_WARN1_RXPWR_LOW = BIT(6), SFP_EXT_STATUS = 118, + SFP_EXT_STATUS_RS1_SELECT = BIT(3), SFP_EXT_STATUS_PWRLVL_SELECT = BIT(0), SFP_VSL = 120, -- cgit