From 41c3ae8b726e07e366fdb63e0e40a33528f1c3e4 Mon Sep 17 00:00:00 2001 From: Greg Bowers Date: Mon, 31 Aug 2015 19:54:46 -0400 Subject: [PATCH] i40e: Convert CEE App TLV selector to IEEE selector Changes the parsing of CEE App TLVs to fill in the App selector in struct i40e_dcbx_config with the IEEE App selector so the caller doesn't have to consider whether the App came from a CEE or IEEE DCBX negotiation. Change-ID: Ia7d9d664cde04d2ebcc9822fd22e4929c6edab3a Signed-off-by: Greg Bowers Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_dcb.c | 16 ++++++++++++---- drivers/net/ethernet/intel/i40e/i40e_type.h | 2 ++ 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb.c b/drivers/net/ethernet/intel/i40e/i40e_dcb.c index 251a8416659b..2691277c0055 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_dcb.c +++ b/drivers/net/ethernet/intel/i40e/i40e_dcb.c @@ -380,7 +380,7 @@ static void i40e_parse_cee_app_tlv(struct i40e_cee_feat_tlv *tlv, { u16 length, typelength, offset = 0; struct i40e_cee_app_prio *app; - u8 i, up; + u8 i, up, selector; typelength = ntohs(tlv->hdr.typelen); length = (u16)((typelength & I40E_LLDP_TLV_LEN_MASK) >> @@ -397,9 +397,17 @@ static void i40e_parse_cee_app_tlv(struct i40e_cee_feat_tlv *tlv, break; } dcbcfg->app[i].priority = up; - /* Get Selector from lower 2 bits */ - dcbcfg->app[i].selector = (app->upper_oui_sel & - I40E_CEE_APP_SELECTOR_MASK); + + /* Get Selector from lower 2 bits, and convert to IEEE */ + selector = (app->upper_oui_sel & I40E_CEE_APP_SELECTOR_MASK); + if (selector == I40E_CEE_APP_SEL_ETHTYPE) + dcbcfg->app[i].selector = I40E_APP_SEL_ETHTYPE; + else if (selector == I40E_CEE_APP_SEL_TCPIP) + dcbcfg->app[i].selector = I40E_APP_SEL_TCPIP; + else + /* Keep selector as it is for unknown types */ + dcbcfg->app[i].selector = selector; + dcbcfg->app[i].protocolid = ntohs(app->protocol); /* Move to next app */ offset += sizeof(*app); diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index c8f7a5240d3c..4ec3ffa904b1 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -418,6 +418,8 @@ struct i40e_fc_info { #define I40E_APP_PROTOID_FIP 0x8914 #define I40E_APP_SEL_ETHTYPE 0x1 #define I40E_APP_SEL_TCPIP 0x2 +#define I40E_CEE_APP_SEL_ETHTYPE 0x0 +#define I40E_CEE_APP_SEL_TCPIP 0x1 /* CEE or IEEE 802.1Qaz ETS Configuration data */ struct i40e_dcb_ets_config { -- GitLab