diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_main.c | 65 |
1 files changed, 56 insertions, 9 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 1b792ee592d0..ad04da288f5d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -38,7 +38,7 @@ static const char i40e_driver_string[] = #define DRV_VERSION_MAJOR 0 #define DRV_VERSION_MINOR 3 -#define DRV_VERSION_BUILD 25 +#define DRV_VERSION_BUILD 28 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) DRV_KERN @@ -1698,6 +1698,27 @@ static int i40e_change_mtu(struct net_device *netdev, int new_mtu) } /** + * i40e_ioctl - Access the hwtstamp interface + * @netdev: network interface device structure + * @ifr: interface request data + * @cmd: ioctl command + **/ +int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + + switch (cmd) { + case SIOCGHWTSTAMP: + return i40e_ptp_get_ts_config(pf, ifr); + case SIOCSHWTSTAMP: + return i40e_ptp_set_ts_config(pf, ifr); + default: + return -EOPNOTSUPP; + } +} + +/** * i40e_vlan_stripping_enable - Turn on vlan stripping for the VSI * @vsi: the vsi being adjusted **/ @@ -2150,7 +2171,8 @@ static int i40e_configure_tx_ring(struct i40e_ring *ring) tx_ctx.base = (ring->dma / 128); tx_ctx.qlen = ring->count; tx_ctx.fd_ena = !!(vsi->back->flags & (I40E_FLAG_FDIR_ENABLED | - I40E_FLAG_FDIR_ATR_ENABLED)); + I40E_FLAG_FDIR_ATR_ENABLED)); + tx_ctx.timesync_ena = !!(vsi->back->flags & I40E_FLAG_PTP); /* As part of VSI creation/update, FW allocates certain * Tx arbitration queue sets for each TC enabled for @@ -2488,6 +2510,7 @@ static void i40e_enable_misc_int_causes(struct i40e_hw *hw) I40E_PFINT_ICR0_ENA_GRST_MASK | I40E_PFINT_ICR0_ENA_PCI_EXCEPTION_MASK | I40E_PFINT_ICR0_ENA_GPIO_MASK | + I40E_PFINT_ICR0_ENA_TIMESYNC_MASK | I40E_PFINT_ICR0_ENA_STORM_DETECT_MASK | I40E_PFINT_ICR0_ENA_HMC_ERR_MASK | I40E_PFINT_ICR0_ENA_VFLR_MASK | @@ -2831,6 +2854,18 @@ static irqreturn_t i40e_intr(int irq, void *data) dev_info(&pf->pdev->dev, "HMC error interrupt\n"); } + if (icr0 & I40E_PFINT_ICR0_TIMESYNC_MASK) { + u32 prttsyn_stat = rd32(hw, I40E_PRTTSYN_STAT_0); + + if (prttsyn_stat & I40E_PRTTSYN_STAT_0_TXTIME_MASK) { + ena_mask &= ~I40E_PFINT_ICR0_ENA_TIMESYNC_MASK; + i40e_ptp_tx_hwtstamp(pf); + prttsyn_stat &= ~I40E_PRTTSYN_STAT_0_TXTIME_MASK; + } + + wr32(hw, I40E_PRTTSYN_STAT_0, prttsyn_stat); + } + /* If a critical error is pending we have no choice but to reset the * device. * Report and mask out any remaining unexpected interrupts. @@ -3008,11 +3043,13 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) continue; /* turn on/off the queue */ - if (enable) + if (enable) { + wr32(hw, I40E_QTX_HEAD(pf_q), 0); tx_reg |= I40E_QTX_ENA_QENA_REQ_MASK | I40E_QTX_ENA_QENA_STAT_MASK; - else + } else { tx_reg &= ~I40E_QTX_ENA_QENA_REQ_MASK; + } wr32(hw, I40E_QTX_ENA(pf_q), tx_reg); @@ -3113,7 +3150,7 @@ static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable) **/ int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool request) { - int ret; + int ret = 0; /* do rx first for enable and last for disable */ if (request) { @@ -3122,10 +3159,9 @@ int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool request) return ret; ret = i40e_vsi_control_tx(vsi, request); } else { - ret = i40e_vsi_control_tx(vsi, request); - if (ret) - return ret; - ret = i40e_vsi_control_rx(vsi, request); + /* Ignore return value, we need to shutdown whatever we can */ + i40e_vsi_control_tx(vsi, request); + i40e_vsi_control_rx(vsi, request); } return ret; @@ -4303,6 +4339,9 @@ static void i40e_link_event(struct i40e_pf *pf) if (pf->vf) i40e_vc_notify_link_state(pf); + + if (pf->flags & I40E_FLAG_PTP) + i40e_ptp_set_increment(pf); } /** @@ -4384,6 +4423,8 @@ static void i40e_watchdog_subtask(struct i40e_pf *pf) for (i = 0; i < I40E_MAX_VEB; i++) if (pf->veb[i]) i40e_update_veb_stats(pf->veb[i]); + + i40e_ptp_rx_hang(pf->vsi[pf->lan_vsi]); } /** @@ -6032,6 +6073,7 @@ static const struct net_device_ops i40e_netdev_ops = { .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = i40e_set_mac, .ndo_change_mtu = i40e_change_mtu, + .ndo_do_ioctl = i40e_ioctl, .ndo_tx_timeout = i40e_tx_timeout, .ndo_vlan_rx_add_vid = i40e_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = i40e_vlan_rx_kill_vid, @@ -7298,6 +7340,8 @@ no_autoneg: ~I40E_PRTDCB_MFLCN_RFCE_MASK); fc_complete: + i40e_ptp_init(pf); + return ret; } @@ -7611,6 +7655,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_pf_reset; } + i40e_clear_pxe_mode(hw); err = i40e_get_capabilities(pf); if (err) goto err_adminq_setup; @@ -7801,6 +7846,8 @@ static void i40e_remove(struct pci_dev *pdev) i40e_dbg_pf_exit(pf); + i40e_ptp_stop(pf); + if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { i40e_free_vfs(pf); pf->flags &= ~I40E_FLAG_SRIOV_ENABLED; |