diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 03a4df0bed96c75a2a75cb904abdeb58d4bac7ef..49ab0c7a9cd5e662e10be985aa4d09e0aabc17bd 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -674,6 +674,7 @@ struct ixgbe_adapter { struct ieee_ets *ixgbe_ieee_ets; struct ixgbe_dcb_config dcb_cfg; struct ixgbe_dcb_config temp_dcb_cfg; + u8 hw_tcs; u8 dcb_set_bitmap; u8 dcbx_cap; enum ixgbe_fc_mode last_lfc_mode; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c index 78c52375acc6a5adf0c5e7570435d3af32418081..b33f3f87e4b17cf3cde104c076ec298664d56afb 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c @@ -571,7 +571,7 @@ static int ixgbe_dcbnl_ieee_setets(struct net_device *dev, if (max_tc > adapter->dcb_cfg.num_tcs.pg_tcs) return -EINVAL; - if (max_tc != netdev_get_num_tc(dev)) { + if (max_tc != adapter->hw_tcs) { err = ixgbe_setup_tc(dev, max_tc); if (err) return err; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 3bcf58b27d8b07dece9330c304a1fb8c0d5fc662..f064099733b6517d6422de4502f4bdf6ec1c75f1 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -3117,7 +3117,7 @@ static int ixgbe_get_ts_info(struct net_device *dev, static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter) { unsigned int max_combined; - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { /* We only support one q_vector without MSI-X */ @@ -3174,7 +3174,7 @@ static void ixgbe_get_channels(struct net_device *dev, return; /* same thing goes for being DCB enabled */ - if (netdev_get_num_tc(dev) > 1) + if (adapter->hw_tcs > 1) return; /* if ATR is disabled we can exit */ @@ -3220,7 +3220,7 @@ static int ixgbe_set_channels(struct net_device *dev, #endif /* use setup TC to update any traffic class queue mapping */ - return ixgbe_setup_tc(dev, netdev_get_num_tc(dev)); + return ixgbe_setup_tc(dev, adapter->hw_tcs); } static int ixgbe_get_module_info(struct net_device *dev, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c index cceafbc3f1db48c1632ab1058e8ea1952a8a2eb4..df23a57ddb568de01ac7fed16c2ae711b806e10f 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c @@ -47,7 +47,7 @@ static bool ixgbe_cache_ring_dcb_sriov(struct ixgbe_adapter *adapter) struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ]; int i; u16 reg_idx; - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; /* verify we have DCB queueing enabled before proceeding */ if (tcs <= 1) @@ -111,9 +111,8 @@ static bool ixgbe_cache_ring_dcb_sriov(struct ixgbe_adapter *adapter) static void ixgbe_get_first_reg_idx(struct ixgbe_adapter *adapter, u8 tc, unsigned int *tx, unsigned int *rx) { - struct net_device *dev = adapter->netdev; struct ixgbe_hw *hw = &adapter->hw; - u8 num_tcs = netdev_get_num_tc(dev); + u8 num_tcs = adapter->hw_tcs; *tx = 0; *rx = 0; @@ -168,10 +167,9 @@ static void ixgbe_get_first_reg_idx(struct ixgbe_adapter *adapter, u8 tc, **/ static bool ixgbe_cache_ring_dcb(struct ixgbe_adapter *adapter) { - struct net_device *dev = adapter->netdev; + u8 num_tcs = adapter->hw_tcs; unsigned int tx_idx, rx_idx; int tc, offset, rss_i, i; - u8 num_tcs = netdev_get_num_tc(dev); /* verify we have DCB queueing enabled before proceeding */ if (num_tcs <= 1) @@ -340,7 +338,7 @@ static bool ixgbe_set_dcb_sriov_queues(struct ixgbe_adapter *adapter) #ifdef IXGBE_FCOE u16 fcoe_i = 0; #endif - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; /* verify we have DCB queueing enabled before proceeding */ if (tcs <= 1) @@ -440,7 +438,7 @@ static bool ixgbe_set_dcb_queues(struct ixgbe_adapter *adapter) int tcs; /* Map queue offset and counts onto allocated tx queues */ - tcs = netdev_get_num_tc(dev); + tcs = adapter->hw_tcs; /* verify we have DCB queueing enabled before proceeding */ if (tcs <= 1) @@ -839,7 +837,7 @@ static int ixgbe_alloc_q_vector(struct ixgbe_adapter *adapter, int node = NUMA_NO_NODE; int cpu = -1; int ring_count, size; - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; ring_count = txr_count + rxr_count + xdp_count; size = sizeof(struct ixgbe_q_vector) + @@ -1176,7 +1174,7 @@ static void ixgbe_set_interrupt_capability(struct ixgbe_adapter *adapter) */ /* Disable DCB unless we only have a single traffic class */ - if (netdev_get_num_tc(adapter->netdev) > 1) { + if (adapter->hw_tcs > 1) { e_dev_warn("Number of DCB TCs exceeds number of available queues. Disabling DCB support.\n"); netdev_reset_tc(adapter->netdev); @@ -1188,6 +1186,7 @@ static void ixgbe_set_interrupt_capability(struct ixgbe_adapter *adapter) adapter->dcb_cfg.pfc_mode_enable = false; } + adapter->hw_tcs = 0; adapter->dcb_cfg.num_tcs.pg_tcs = 1; adapter->dcb_cfg.num_tcs.pfc_tcs = 1; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index ffd9619f4c8031d9750febe7b7cabedfb220a7db..42b4f4cee3d6138ddbed8476924a22559e79dd98 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -3574,7 +3574,7 @@ static void ixgbe_setup_mtqc(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; u32 rttdcs, mtqc; - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; if (hw->mac.type == ixgbe_mac_82598EB) return; @@ -3929,7 +3929,7 @@ static void ixgbe_setup_mrqc(struct ixgbe_adapter *adapter) if (adapter->ring_feature[RING_F_RSS].mask) mrqc = IXGBE_MRQC_RSSEN; } else { - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { if (tcs > 4) @@ -5197,7 +5197,7 @@ static int ixgbe_lpbthresh(struct ixgbe_adapter *adapter, int pb) static void ixgbe_pbthresh_setup(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; - int num_tc = netdev_get_num_tc(adapter->netdev); + int num_tc = adapter->hw_tcs; int i; if (!num_tc) @@ -5220,7 +5220,7 @@ static void ixgbe_configure_pb(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; int hdrm; - u8 tc = netdev_get_num_tc(adapter->netdev); + u8 tc = adapter->hw_tcs; if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE || adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE) @@ -8875,6 +8875,7 @@ int ixgbe_setup_tc(struct net_device *dev, u8 tc) netdev_set_num_tc(dev, tc); ixgbe_set_prio_tc_map(adapter); + adapter->hw_tcs = tc; adapter->flags |= IXGBE_FLAG_DCB_ENABLED; if (adapter->hw.mac.type == ixgbe_mac_82598EB) { @@ -8888,6 +8889,7 @@ int ixgbe_setup_tc(struct net_device *dev, u8 tc) adapter->hw.fc.requested_mode = adapter->last_lfc_mode; adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; + adapter->hw_tcs = tc; adapter->temp_dcb_cfg.pfc_mode_enable = false; adapter->dcb_cfg.pfc_mode_enable = false; @@ -9420,7 +9422,7 @@ void ixgbe_sriov_reinit(struct ixgbe_adapter *adapter) struct net_device *netdev = adapter->netdev; rtnl_lock(); - ixgbe_setup_tc(netdev, netdev_get_num_tc(netdev)); + ixgbe_setup_tc(netdev, adapter->hw_tcs); rtnl_unlock(); } @@ -9496,7 +9498,7 @@ static int ixgbe_set_features(struct net_device *netdev, /* We cannot enable ATR if SR-IOV is enabled */ if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED || /* We cannot enable ATR if we have 2 or more tcs */ - (netdev_get_num_tc(netdev) > 1) || + (adapter->hw_tcs > 1) || /* We cannot enable ATR if RSS is disabled */ (adapter->ring_feature[RING_F_RSS].limit <= 1) || /* A sample rate of 0 indicates ATR disabled */ @@ -9797,7 +9799,7 @@ static void *ixgbe_fwd_add(struct net_device *pdev, struct net_device *vdev) struct ixgbe_fwd_adapter *fwd_adapter = NULL; struct ixgbe_adapter *adapter = netdev_priv(pdev); int used_pools = adapter->num_vfs + adapter->num_rx_pools; - int tcs = netdev_get_num_tc(pdev) ? : 1; + int tcs = adapter->hw_tcs ? : 1; unsigned int limit; int pool, err; @@ -9843,7 +9845,7 @@ static void *ixgbe_fwd_add(struct net_device *pdev, struct net_device *vdev) adapter->ring_feature[RING_F_RSS].limit = vdev->num_tx_queues; /* Force reinit of ring allocation with VMDQ enabled */ - err = ixgbe_setup_tc(pdev, netdev_get_num_tc(pdev)); + err = ixgbe_setup_tc(pdev, adapter->hw_tcs); if (err) goto fwd_add_err; fwd_adapter->pool = pool; @@ -9888,7 +9890,7 @@ static void ixgbe_fwd_del(struct net_device *pdev, void *priv) adapter->ring_feature[RING_F_RSS].limit = rss; } - ixgbe_setup_tc(pdev, netdev_get_num_tc(pdev)); + ixgbe_setup_tc(pdev, adapter->hw_tcs); netdev_dbg(pdev, "pool %i:%i queues %i:%i\n", fwd_adapter->pool, adapter->num_rx_pools, fwd_adapter->rx_base_queue, @@ -9961,7 +9963,7 @@ static int ixgbe_xdp_setup(struct net_device *dev, struct bpf_prog *prog) /* If transitioning XDP modes reconfigure rings */ if (!!prog != !!old_prog) { - int err = ixgbe_setup_tc(dev, netdev_get_num_tc(dev)); + int err = ixgbe_setup_tc(dev, adapter->hw_tcs); if (err) { rcu_assign_pointer(adapter->xdp_prog, old_prog); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 543f2e60e4b7fb8b27860cc7f0cef4785d6901c4..27a70a52f3c9d9ee82b1f1e114eab4a3faa11e3c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -311,7 +311,7 @@ static int ixgbe_pci_sriov_enable(struct pci_dev *dev, int num_vfs) * than we have available pools. The PCI bus driver already checks for * other values out of range. */ - num_tc = netdev_get_num_tc(adapter->netdev); + num_tc = adapter->hw_tcs; num_rx_pools = adapter->num_rx_pools; limit = (num_tc > 4) ? IXGBE_MAX_VFS_8TC : (num_tc > 1) ? IXGBE_MAX_VFS_4TC : IXGBE_MAX_VFS_1TC; @@ -713,7 +713,7 @@ static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf) { struct ixgbe_hw *hw = &adapter->hw; struct vf_data_storage *vfinfo = &adapter->vfinfo[vf]; - u8 num_tcs = netdev_get_num_tc(adapter->netdev); + u8 num_tcs = adapter->hw_tcs; /* remove VLAN filters beloning to this VF */ ixgbe_clear_vf_vlans(adapter, vf); @@ -921,7 +921,7 @@ static int ixgbe_set_vf_vlan_msg(struct ixgbe_adapter *adapter, { u32 add = (msgbuf[0] & IXGBE_VT_MSGINFO_MASK) >> IXGBE_VT_MSGINFO_SHIFT; u32 vid = (msgbuf[1] & IXGBE_VLVF_VLANID_MASK); - u8 tcs = netdev_get_num_tc(adapter->netdev); + u8 tcs = adapter->hw_tcs; if (adapter->vfinfo[vf].pf_vlan || tcs) { e_warn(drv, @@ -1009,7 +1009,7 @@ static int ixgbe_get_vf_queues(struct ixgbe_adapter *adapter, struct net_device *dev = adapter->netdev; struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ]; unsigned int default_tc = 0; - u8 num_tcs = netdev_get_num_tc(dev); + u8 num_tcs = adapter->hw_tcs; /* verify the PF is supporting the correct APIs */ switch (adapter->vfinfo[vf].vf_api) {