Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from David Miller:
 "Another merge window, another pull full of stuff:

   1) Support alternative names for network devices, from Jiri Pirko.

   2) Introduce per-netns netdev notifiers, also from Jiri Pirko.

   3) Support MSG_PEEK in vsock/virtio, from Matias Ezequiel Vara
      Larsen.

   4) Allow compiling out the TLS TOE code, from Jakub Kicinski.

   5) Add several new tracepoints to the kTLS code, also from Jakub.

   6) Support set channels ethtool callback in ena driver, from Sameeh
      Jubran.

   7) New SCTP events SCTP_ADDR_ADDED, SCTP_ADDR_REMOVED,
      SCTP_ADDR_MADE_PRIM, and SCTP_SEND_FAILED_EVENT. From Xin Long.

   8) Add XDP support to mvneta driver, from Lorenzo Bianconi.

   9) Lots of netfilter hw offload fixes, cleanups and enhancements,
      from Pablo Neira Ayuso.

  10) PTP support for aquantia chips, from Egor Pomozov.

  11) Add UDP segmentation offload support to igb, ixgbe, and i40e. From
      Josh Hunt.

  12) Add smart nagle to tipc, from Jon Maloy.

  13) Support L2 field rewrite by TC offloads in bnxt_en, from Venkat
      Duvvuru.

  14) Add a flow mask cache to OVS, from Tonghao Zhang.

  15) Add XDP support to ice driver, from Maciej Fijalkowski.

  16) Add AF_XDP support to ice driver, from Krzysztof Kazimierczak.

  17) Support UDP GSO offload in atlantic driver, from Igor Russkikh.

  18) Support it in stmmac driver too, from Jose Abreu.

  19) Support TIPC encryption and auth, from Tuong Lien.

  20) Introduce BPF trampolines, from Alexei Starovoitov.

  21) Make page_pool API more numa friendly, from Saeed Mahameed.

  22) Introduce route hints to ipv4 and ipv6, from Paolo Abeni.

  23) Add UDP segmentation offload to cxgb4, Rahul Lakkireddy"

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1857 commits)
  libbpf: Fix usage of u32 in userspace code
  mm: Implement no-MMU variant of vmalloc_user_node_flags
  slip: Fix use-after-free Read in slip_open
  net: dsa: sja1105: fix sja1105_parse_rgmii_delays()
  macvlan: schedule bc_work even if error
  enetc: add support Credit Based Shaper(CBS) for hardware offload
  net: phy: add helpers phy_(un)lock_mdio_bus
  mdio_bus: don't use managed reset-controller
  ax88179_178a: add ethtool_op_get_ts_info()
  mlxsw: spectrum_router: Fix use of uninitialized adjacency index
  mlxsw: spectrum_router: After underlay moves, demote conflicting tunnels
  bpf: Simplify __bpf_arch_text_poke poke type handling
  bpf: Introduce BPF_TRACE_x helper for the tracing tests
  bpf: Add bpf_jit_blinding_enabled for !CONFIG_BPF_JIT
  bpf, testing: Add various tail call test cases
  bpf, x86: Emit patchable direct jump as tail call
  bpf: Constant map key tracking for prog array pokes
  bpf: Add poke dependency tracking for prog array maps
  bpf: Add initial poke descriptor table for jit images
  bpf: Move owner type, jited info into array auxiliary data
  ...

1 files changed, 86 insertions, 42 deletions

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
index 7d10265f782a..f778fff034f5 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
@@ -254,12 +254,9 @@ static int ionic_set_link_ksettings(struct net_device *netdev,
 	struct ionic_lif *lif = netdev_priv(netdev);
 	struct ionic *ionic = lif->ionic;
 	struct ionic_dev *idev;
-	u32 req_rs, req_fc;
-	u8 fec_type;
 	int err = 0;
 
 	idev = &lif->ionic->idev;
-	fec_type = IONIC_PORT_FEC_TYPE_NONE;
 
 	/* set autoneg */
 	if (ks->base.autoneg != idev->port_info->config.an_enable) {
@@ -281,29 +278,6 @@ static int ionic_set_link_ksettings(struct net_device *netdev,
 			return err;
 	}
 
-	/* set FEC */
-	req_rs = ethtool_link_ksettings_test_link_mode(ks, advertising, FEC_RS);
-	req_fc = ethtool_link_ksettings_test_link_mode(ks, advertising, FEC_BASER);
-	if (req_rs && req_fc) {
-		netdev_info(netdev, "Only select one FEC mode at a time\n");
-		return -EINVAL;
-	} else if (req_fc) {
-		fec_type = IONIC_PORT_FEC_TYPE_FC;
-	} else if (req_rs) {
-		fec_type = IONIC_PORT_FEC_TYPE_RS;
-	} else if (!(req_rs | req_fc)) {
-		fec_type = IONIC_PORT_FEC_TYPE_NONE;
-	}
-
-	if (fec_type != idev->port_info->config.fec_type) {
-		mutex_lock(&ionic->dev_cmd_lock);
-		ionic_dev_cmd_port_fec(idev, fec_type);
-		err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT);
-		mutex_unlock(&ionic->dev_cmd_lock);
-		if (err)
-			return err;
-	}
-
 	return 0;
 }
 
@@ -353,6 +327,70 @@ static int ionic_set_pauseparam(struct net_device *netdev,
 	return 0;
 }
 
+static int ionic_get_fecparam(struct net_device *netdev,
+			      struct ethtool_fecparam *fec)
+{
+	struct ionic_lif *lif = netdev_priv(netdev);
+
+	switch (lif->ionic->idev.port_info->config.fec_type) {
+	case IONIC_PORT_FEC_TYPE_NONE:
+		fec->active_fec = ETHTOOL_FEC_OFF;
+		break;
+	case IONIC_PORT_FEC_TYPE_RS:
+		fec->active_fec = ETHTOOL_FEC_RS;
+		break;
+	case IONIC_PORT_FEC_TYPE_FC:
+		fec->active_fec = ETHTOOL_FEC_BASER;
+		break;
+	}
+
+	fec->fec = ETHTOOL_FEC_OFF | ETHTOOL_FEC_RS | ETHTOOL_FEC_BASER;
+
+	return 0;
+}
+
+static int ionic_set_fecparam(struct net_device *netdev,
+			      struct ethtool_fecparam *fec)
+{
+	struct ionic_lif *lif = netdev_priv(netdev);
+	u8 fec_type;
+	int ret = 0;
+
+	if (lif->ionic->idev.port_info->config.an_enable) {
+		netdev_err(netdev, "FEC request not allowed while autoneg is enabled\n");
+		return -EINVAL;
+	}
+
+	switch (fec->fec) {
+	case ETHTOOL_FEC_NONE:
+		fec_type = IONIC_PORT_FEC_TYPE_NONE;
+		break;
+	case ETHTOOL_FEC_OFF:
+		fec_type = IONIC_PORT_FEC_TYPE_NONE;
+		break;
+	case ETHTOOL_FEC_RS:
+		fec_type = IONIC_PORT_FEC_TYPE_RS;
+		break;
+	case ETHTOOL_FEC_BASER:
+		fec_type = IONIC_PORT_FEC_TYPE_FC;
+		break;
+	case ETHTOOL_FEC_AUTO:
+	default:
+		netdev_err(netdev, "FEC request 0x%04x not supported\n",
+			   fec->fec);
+		return -EINVAL;
+	}
+
+	if (fec_type != lif->ionic->idev.port_info->config.fec_type) {
+		mutex_lock(&lif->ionic->dev_cmd_lock);
+		ionic_dev_cmd_port_fec(&lif->ionic->idev, fec_type);
+		ret = ionic_dev_cmd_wait(lif->ionic, DEVCMD_TIMEOUT);
+		mutex_unlock(&lif->ionic->dev_cmd_lock);
+	}
+
+	return ret;
+}
+
 static int ionic_get_coalesce(struct net_device *netdev,
 			      struct ethtool_coalesce *coalesce)
 {
@@ -372,7 +410,6 @@ static int ionic_set_coalesce(struct net_device *netdev,
 	struct ionic_identity *ident;
 	struct ionic_qcq *qcq;
 	unsigned int i;
-	u32 usecs;
 	u32 coal;
 
 	if (coalesce->rx_max_coalesced_frames ||
@@ -410,26 +447,27 @@ static int ionic_set_coalesce(struct net_device *netdev,
 		return -EINVAL;
 	}
 
+	/* Convert the usec request to a HW useable value.  If they asked
+	 * for non-zero and it resolved to zero, bump it up
+	 */
 	coal = ionic_coal_usec_to_hw(lif->ionic, coalesce->rx_coalesce_usecs);
-
-	if (coal > IONIC_INTR_CTRL_COAL_MAX)
-		return -ERANGE;
-
-	/* If they asked for non-zero and it resolved to zero, bump it up */
 	if (!coal && coalesce->rx_coalesce_usecs)
 		coal = 1;
 
-	/* Convert it back to get device resolution */
-	usecs = ionic_coal_hw_to_usec(lif->ionic, coal);
+	if (coal > IONIC_INTR_CTRL_COAL_MAX)
+		return -ERANGE;
 
-	if (usecs != lif->rx_coalesce_usecs) {
-		lif->rx_coalesce_usecs = usecs;
+	/* Save the new value */
+	lif->rx_coalesce_usecs = coalesce->rx_coalesce_usecs;
+	if (coal != lif->rx_coalesce_hw) {
+		lif->rx_coalesce_hw = coal;
 
 		if (test_bit(IONIC_LIF_UP, lif->state)) {
 			for (i = 0; i < lif->nxqs; i++) {
 				qcq = lif->rxqcqs[i].qcq;
 				ionic_intr_coal_init(lif->ionic->idev.intr_ctrl,
-						     qcq->intr.index, coal);
+						     qcq->intr.index,
+						     lif->rx_coalesce_hw);
 			}
 		}
 	}
@@ -453,6 +491,7 @@ static int ionic_set_ringparam(struct net_device *netdev,
 {
 	struct ionic_lif *lif = netdev_priv(netdev);
 	bool running;
+	int err;
 
 	if (ring->rx_mini_pending || ring->rx_jumbo_pending) {
 		netdev_info(netdev, "Changing jumbo or mini descriptors not supported\n");
@@ -470,8 +509,9 @@ static int ionic_set_ringparam(struct net_device *netdev,
 	    ring->rx_pending == lif->nrxq_descs)
 		return 0;
 
-	if (!ionic_wait_for_bit(lif, IONIC_LIF_QUEUE_RESET))
-		return -EBUSY;
+	err = ionic_wait_for_bit(lif, IONIC_LIF_QUEUE_RESET);
+	if (err)
+		return err;
 
 	running = test_bit(IONIC_LIF_UP, lif->state);
 	if (running)
@@ -504,6 +544,7 @@ static int ionic_set_channels(struct net_device *netdev,
 {
 	struct ionic_lif *lif = netdev_priv(netdev);
 	bool running;
+	int err;
 
 	if (!ch->combined_count || ch->other_count ||
 	    ch->rx_count || ch->tx_count)
@@ -512,8 +553,9 @@ static int ionic_set_channels(struct net_device *netdev,
 	if (ch->combined_count == lif->nxqs)
 		return 0;
 
-	if (!ionic_wait_for_bit(lif, IONIC_LIF_QUEUE_RESET))
-		return -EBUSY;
+	err = ionic_wait_for_bit(lif, IONIC_LIF_QUEUE_RESET);
+	if (err)
+		return err;
 
 	running = test_bit(IONIC_LIF_UP, lif->state);
 	if (running)
@@ -747,6 +789,7 @@ static const struct ethtool_ops ionic_ethtool_ops = {
 	.get_regs		= ionic_get_regs,
 	.get_link		= ethtool_op_get_link,
 	.get_link_ksettings	= ionic_get_link_ksettings,
+	.set_link_ksettings	= ionic_set_link_ksettings,
 	.get_coalesce		= ionic_get_coalesce,
 	.set_coalesce		= ionic_set_coalesce,
 	.get_ringparam		= ionic_get_ringparam,
@@ -769,7 +812,8 @@ static const struct ethtool_ops ionic_ethtool_ops = {
 	.get_module_eeprom	= ionic_get_module_eeprom,
 	.get_pauseparam		= ionic_get_pauseparam,
 	.set_pauseparam		= ionic_set_pauseparam,
-	.set_link_ksettings	= ionic_set_link_ksettings,
+	.get_fecparam		= ionic_get_fecparam,
+	.set_fecparam		= ionic_set_fecparam,
 	.nway_reset		= ionic_nway_reset,
 };