diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c | 65 |
1 files changed, 55 insertions, 10 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c index f1e002d5fa8f..f3d68f9696ba 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2012 Intel Corporation. + Copyright(c) 1999 - 2013 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -30,6 +30,7 @@ #include <linux/dcbnl.h> #include "ixgbe_dcb_82598.h" #include "ixgbe_dcb_82599.h" +#include "ixgbe_sriov.h" /* Callbacks for DCB netlink in the kernel */ #define BIT_DCB_MODE 0x01 @@ -301,7 +302,6 @@ static void ixgbe_dcbnl_get_pfc_cfg(struct net_device *netdev, int priority, *setting = adapter->dcb_cfg.tc_config[priority].dcb_pfc; } -#ifdef IXGBE_FCOE static void ixgbe_dcbnl_devreset(struct net_device *dev) { struct ixgbe_adapter *adapter = netdev_priv(dev); @@ -320,7 +320,6 @@ static void ixgbe_dcbnl_devreset(struct net_device *dev) clear_bit(__IXGBE_RESETTING, &adapter->state); } -#endif static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) { @@ -450,7 +449,6 @@ static u8 ixgbe_dcbnl_getcap(struct net_device *netdev, int capid, u8 *cap) static int ixgbe_dcbnl_getnumtcs(struct net_device *netdev, int tcid, u8 *num) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - u8 rval = 0; if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { switch (tcid) { @@ -461,14 +459,14 @@ static int ixgbe_dcbnl_getnumtcs(struct net_device *netdev, int tcid, u8 *num) *num = adapter->dcb_cfg.num_tcs.pfc_tcs; break; default: - rval = -EINVAL; + return -EINVAL; break; } } else { - rval = -EINVAL; + return -EINVAL; } - return rval; + return 0; } static int ixgbe_dcbnl_setnumtcs(struct net_device *netdev, int tcid, u8 num) @@ -541,6 +539,7 @@ static int ixgbe_dcbnl_ieee_setets(struct net_device *dev, int max_frame = dev->mtu + ETH_HLEN + ETH_FCS_LEN; int i, err = 0; __u8 max_tc = 0; + __u8 map_chg = 0; if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE)) return -EINVAL; @@ -550,15 +549,22 @@ static int ixgbe_dcbnl_ieee_setets(struct net_device *dev, GFP_KERNEL); if (!adapter->ixgbe_ieee_ets) return -ENOMEM; - } - memcpy(adapter->ixgbe_ieee_ets, ets, sizeof(*adapter->ixgbe_ieee_ets)); + /* initialize UP2TC mappings to invalid value */ + for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) + adapter->ixgbe_ieee_ets->prio_tc[i] = + IEEE_8021QAZ_MAX_TCS; + } for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { if (ets->prio_tc[i] > max_tc) max_tc = ets->prio_tc[i]; + if (ets->prio_tc[i] != adapter->ixgbe_ieee_ets->prio_tc[i]) + map_chg = 1; } + memcpy(adapter->ixgbe_ieee_ets, ets, sizeof(*adapter->ixgbe_ieee_ets)); + if (max_tc) max_tc++; @@ -567,6 +573,8 @@ static int ixgbe_dcbnl_ieee_setets(struct net_device *dev, if (max_tc != netdev_get_num_tc(dev)) err = ixgbe_setup_tc(dev, max_tc); + else if (map_chg) + ixgbe_dcbnl_devreset(dev); if (err) goto err_out; @@ -643,9 +651,11 @@ static int ixgbe_dcbnl_ieee_setapp(struct net_device *dev, return err; err = dcb_ieee_setapp(dev, app); + if (err) + return err; #ifdef IXGBE_FCOE - if (!err && app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE && + if (app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE && app->protocol == ETH_P_FCOE) { u8 app_mask = dcb_ieee_getapp_mask(dev, app); @@ -656,6 +666,23 @@ static int ixgbe_dcbnl_ieee_setapp(struct net_device *dev, ixgbe_dcbnl_devreset(dev); } #endif + + /* VF devices should use default UP when available */ + if (app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE && + app->protocol == 0) { + int vf; + + adapter->default_up = app->priority; + + for (vf = 0; vf < adapter->num_vfs; vf++) { + struct vf_data_storage *vfinfo = &adapter->vfinfo[vf]; + + if (!vfinfo->pf_qos) + ixgbe_set_vmvir(adapter, vfinfo->pf_vlan, + app->priority, vf); + } + } + return 0; } @@ -683,6 +710,24 @@ static int ixgbe_dcbnl_ieee_delapp(struct net_device *dev, ixgbe_dcbnl_devreset(dev); } #endif + /* IF default priority is being removed clear VF default UP */ + if (app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE && + app->protocol == 0 && adapter->default_up == app->priority) { + int vf; + long unsigned int app_mask = dcb_ieee_getapp_mask(dev, app); + int qos = app_mask ? find_first_bit(&app_mask, 8) : 0; + + adapter->default_up = qos; + + for (vf = 0; vf < adapter->num_vfs; vf++) { + struct vf_data_storage *vfinfo = &adapter->vfinfo[vf]; + + if (!vfinfo->pf_qos) + ixgbe_set_vmvir(adapter, vfinfo->pf_vlan, + qos, vf); + } + } + return err; } |