From 484d0170d6c6bbb5213d037664e9a551f793bacd Mon Sep 17 00:00:00 2001 From: "Russell King (Oracle)" Date: Thu, 5 Dec 2024 09:42:34 +0000 Subject: [PATCH] net: pcs: xpcs: implement pcs_inband_caps() method Report the PCS inband capabilities to phylink for XPCS. Signed-off-by: Russell King (Oracle) Link: https://patch.msgid.link/E1tJ8NW-006L5V-I9@rmk-PC.armlinux.org.uk Signed-off-by: Jakub Kicinski --- drivers/net/pcs/pcs-xpcs.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c index 7246a910728d..f70ca39f0905 100644 --- a/drivers/net/pcs/pcs-xpcs.c +++ b/drivers/net/pcs/pcs-xpcs.c @@ -567,6 +567,33 @@ static int xpcs_validate(struct phylink_pcs *pcs, unsigned long *supported, return 0; } +static unsigned int xpcs_inband_caps(struct phylink_pcs *pcs, + phy_interface_t interface) +{ + struct dw_xpcs *xpcs = phylink_pcs_to_xpcs(pcs); + const struct dw_xpcs_compat *compat; + + compat = xpcs_find_compat(xpcs, interface); + if (!compat) + return 0; + + switch (compat->an_mode) { + case DW_AN_C73: + return LINK_INBAND_ENABLE; + + case DW_AN_C37_SGMII: + case DW_AN_C37_1000BASEX: + return LINK_INBAND_DISABLE | LINK_INBAND_ENABLE; + + case DW_10GBASER: + case DW_2500BASEX: + return LINK_INBAND_DISABLE; + + default: + return 0; + } +} + void xpcs_get_interfaces(struct dw_xpcs *xpcs, unsigned long *interfaces) { const struct dw_xpcs_compat *compat; @@ -1306,6 +1333,7 @@ static const struct dw_xpcs_desc xpcs_desc_list[] = { static const struct phylink_pcs_ops xpcs_phylink_ops = { .pcs_validate = xpcs_validate, + .pcs_inband_caps = xpcs_inband_caps, .pcs_pre_config = xpcs_pre_config, .pcs_config = xpcs_config, .pcs_get_state = xpcs_get_state, -- 2.50.1