From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next-2.6 08/21] ixgbe: DCB, implement ieee_setapp dcbnl ops Date: Sat, 12 Mar 2011 04:20:15 -0800 Message-ID: <1299932428-3114-9-git-send-email-jeffrey.t.kirsher@intel.com> References: <1299932428-3114-1-git-send-email-jeffrey.t.kirsher@intel.com> Cc: John Fastabend , netdev@vger.kernel.org, gospo@redhat.com, bphilips@novell.com, Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga02.intel.com ([134.134.136.20]:58767 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754007Ab1CLMVB (ORCPT ); Sat, 12 Mar 2011 07:21:01 -0500 In-Reply-To: <1299932428-3114-1-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: John Fastabend Implement ieee_setapp dcbnl ops in ixgbe. This is required to setup FCoE which requires dedicated resources. If the app data is not for FCoE then no action is taken in ixgbe except to add it to the dcb_app_list. Signed-off-by: John Fastabend Tested-by: Ross Brattain Signed-off-by: Jeff Kirsher --- drivers/net/ixgbe/ixgbe_dcb_nl.c | 30 ++++++++++++++++++++++++++++++ 1 files changed, 30 insertions(+), 0 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c index d7c456f..8d139f7 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c @@ -709,6 +709,35 @@ static int ixgbe_dcbnl_ieee_setpfc(struct net_device *dev, return err; } +static int ixgbe_dcbnl_ieee_setapp(struct net_device *dev, + struct dcb_app *app) +{ + struct ixgbe_adapter *adapter = netdev_priv(dev); + + if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE)) + return -EINVAL; +#ifdef IXGBE_FCOE + if (app->selector == 1 && app->protocol == ETH_P_FCOE) { + if (adapter->fcoe.tc == app->priority) + goto setapp; + + /* In IEEE mode map up to tc 1:1 */ + adapter->fcoe.tc = app->priority; + adapter->fcoe.up = app->priority; + + /* Force hardware reset required to push FCoE + * setup on {tx|rx}_rings + */ + adapter->dcb_set_bitmap |= BIT_APP_UPCHG; + ixgbe_dcbnl_set_all(dev); + } + +setapp: +#endif + dcb_setapp(dev, app); + return 0; +} + static u8 ixgbe_dcbnl_getdcbx(struct net_device *dev) { struct ixgbe_adapter *adapter = netdev_priv(dev); @@ -759,6 +788,7 @@ const struct dcbnl_rtnl_ops dcbnl_ops = { .ieee_setets = ixgbe_dcbnl_ieee_setets, .ieee_getpfc = ixgbe_dcbnl_ieee_getpfc, .ieee_setpfc = ixgbe_dcbnl_ieee_setpfc, + .ieee_setapp = ixgbe_dcbnl_ieee_setapp, .getstate = ixgbe_dcbnl_get_state, .setstate = ixgbe_dcbnl_set_state, .getpermhwaddr = ixgbe_dcbnl_get_perm_hw_addr, -- 1.7.4