13 files changed, 105 insertions, 38 deletions

diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c
index eeef20f77106..1b493854f522 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_common.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_common.c
@@ -1082,7 +1082,7 @@ void i40e_clear_hw(struct i40e_hw *hw)
 		     I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
 	    I40E_PFLAN_QALLOC_LASTQ_SHIFT;
-	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
+	if (val & I40E_PFLAN_QALLOC_VALID_MASK && j >= base_queue)
 		num_queues = (j - base_queue) + 1;
 	else
 		num_queues = 0;
@@ -1092,7 +1092,7 @@ void i40e_clear_hw(struct i40e_hw *hw)
 	    I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
 	    I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
-	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
+	if (val & I40E_PF_VT_PFALLOC_VALID_MASK && j >= i)
 		num_vfs = (j - i) + 1;
 	else
 		num_vfs = 0;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 8ea1a238dcef..d3d6415553ed 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -4475,9 +4475,7 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
 		goto error_pvid;
 
 	i40e_vlan_stripping_enable(vsi);
-	i40e_vc_reset_vf(vf, true);
-	/* During reset the VF got a new VSI, so refresh a pointer. */
-	vsi = pf->vsi[vf->lan_vsi_idx];
+
 	/* Locked once because multiple functions below iterate list */
 	spin_lock_bh(&vsi->mac_filter_hash_lock);
 
@@ -4563,6 +4561,10 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
 	 */
 	vf->port_vlan_id = le16_to_cpu(vsi->info.pvid);
 
+	i40e_vc_reset_vf(vf, true);
+	/* During reset the VF got a new VSI, so refresh a pointer. */
+	vsi = pf->vsi[vf->lan_vsi_idx];
+
 	ret = i40e_config_vf_promiscuous_mode(vf, vsi->id, allmulti, alluni);
 	if (ret) {
 		dev_err(&pf->pdev->dev, "Unable to config vf promiscuous mode\n");
diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h
index 85fba85fbb23..e110ba346185 100644
--- a/drivers/net/ethernet/intel/iavf/iavf.h
+++ b/drivers/net/ethernet/intel/iavf/iavf.h
@@ -521,7 +521,7 @@ void iavf_down(struct iavf_adapter *adapter);
 int iavf_process_config(struct iavf_adapter *adapter);
 int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter);
 void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags);
-void iavf_schedule_request_stats(struct iavf_adapter *adapter);
+void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags);
 void iavf_schedule_finish_config(struct iavf_adapter *adapter);
 void iavf_reset(struct iavf_adapter *adapter);
 void iavf_set_ethtool_ops(struct net_device *netdev);
diff --git a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c
index a34303ad057d..90397293525f 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c
@@ -362,7 +362,7 @@ static void iavf_get_ethtool_stats(struct net_device *netdev,
 	unsigned int i;
 
 	/* Explicitly request stats refresh */
-	iavf_schedule_request_stats(adapter);
+	iavf_schedule_aq_request(adapter, IAVF_FLAG_AQ_REQUEST_STATS);
 
 	iavf_add_ethtool_stats(&data, adapter, iavf_gstrings_stats);
 
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 7b300c86ceda..6a2e6d64bc3a 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -314,15 +314,13 @@ void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags)
 }
 
 /**
- * iavf_schedule_request_stats - Set the flags and schedule statistics request
+ * iavf_schedule_aq_request - Set the flags and schedule aq request
  * @adapter: board private structure
- *
- * Sets IAVF_FLAG_AQ_REQUEST_STATS flag so iavf_watchdog_task() will explicitly
- * request and refresh ethtool stats
+ * @flags: requested aq flags
  **/
-void iavf_schedule_request_stats(struct iavf_adapter *adapter)
+void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags)
 {
-	adapter->aq_required |= IAVF_FLAG_AQ_REQUEST_STATS;
+	adapter->aq_required |= flags;
 	mod_delayed_work(adapter->wq, &adapter->watchdog_task, 0);
 }
 
@@ -823,7 +821,7 @@ iavf_vlan_filter *iavf_add_vlan(struct iavf_adapter *adapter,
 		list_add_tail(&f->list, &adapter->vlan_filter_list);
 		f->state = IAVF_VLAN_ADD;
 		adapter->num_vlan_filters++;
-		adapter->aq_required |= IAVF_FLAG_AQ_ADD_VLAN_FILTER;
+		iavf_schedule_aq_request(adapter, IAVF_FLAG_AQ_ADD_VLAN_FILTER);
 	}
 
 clearout:
@@ -845,7 +843,7 @@ static void iavf_del_vlan(struct iavf_adapter *adapter, struct iavf_vlan vlan)
 	f = iavf_find_vlan(adapter, vlan);
 	if (f) {
 		f->state = IAVF_VLAN_REMOVE;
-		adapter->aq_required |= IAVF_FLAG_AQ_DEL_VLAN_FILTER;
+		iavf_schedule_aq_request(adapter, IAVF_FLAG_AQ_DEL_VLAN_FILTER);
 	}
 
 	spin_unlock_bh(&adapter->mac_vlan_list_lock);
@@ -1421,7 +1419,8 @@ void iavf_down(struct iavf_adapter *adapter)
 	iavf_clear_fdir_filters(adapter);
 	iavf_clear_adv_rss_conf(adapter);
 
-	if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED)) {
+	if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) &&
+	    !(test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section))) {
 		/* cancel any current operation */
 		adapter->current_op = VIRTCHNL_OP_UNKNOWN;
 		/* Schedule operations to close down the HW. Don't wait
diff --git a/drivers/net/ethernet/intel/ice/ice_lag.c b/drivers/net/ethernet/intel/ice/ice_lag.c
index 4f39863b5537..7b1256992dcf 100644
--- a/drivers/net/ethernet/intel/ice/ice_lag.c
+++ b/drivers/net/ethernet/intel/ice/ice_lag.c
@@ -2093,3 +2093,35 @@ lag_rebuild_out:
 	}
 	mutex_unlock(&pf->lag_mutex);
 }
+
+/**
+ * ice_lag_is_switchdev_running
+ * @pf: pointer to PF structure
+ *
+ * Check if switchdev is running on any of the interfaces connected to lag.
+ */
+bool ice_lag_is_switchdev_running(struct ice_pf *pf)
+{
+	struct ice_lag *lag = pf->lag;
+	struct net_device *tmp_nd;
+
+	if (!ice_is_feature_supported(pf, ICE_F_SRIOV_LAG) || !lag)
+		return false;
+
+	rcu_read_lock();
+	for_each_netdev_in_bond_rcu(lag->upper_netdev, tmp_nd) {
+		struct ice_netdev_priv *priv = netdev_priv(tmp_nd);
+
+		if (!netif_is_ice(tmp_nd) || !priv || !priv->vsi ||
+		    !priv->vsi->back)
+			continue;
+
+		if (ice_is_switchdev_running(priv->vsi->back)) {
+			rcu_read_unlock();
+			return true;
+		}
+	}
+	rcu_read_unlock();
+
+	return false;
+}
diff --git a/drivers/net/ethernet/intel/ice/ice_lag.h b/drivers/net/ethernet/intel/ice/ice_lag.h
index 18075b82485a..facb6c894b6d 100644
--- a/drivers/net/ethernet/intel/ice/ice_lag.h
+++ b/drivers/net/ethernet/intel/ice/ice_lag.h
@@ -62,4 +62,5 @@ void ice_lag_move_new_vf_nodes(struct ice_vf *vf);
 int ice_init_lag(struct ice_pf *pf);
 void ice_deinit_lag(struct ice_pf *pf);
 void ice_lag_rebuild(struct ice_pf *pf);
+bool ice_lag_is_switchdev_running(struct ice_pf *pf);
 #endif /* _ICE_LAG_H_ */
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 201570cd2e0b..73bbf06a76db 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -1201,8 +1201,7 @@ static void ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctxt, struct ice_vsi *vsi)
 
 	ctxt->info.q_opt_rss = ((lut_type << ICE_AQ_VSI_Q_OPT_RSS_LUT_S) &
 				ICE_AQ_VSI_Q_OPT_RSS_LUT_M) |
-				((hash_type << ICE_AQ_VSI_Q_OPT_RSS_HASH_S) &
-				 ICE_AQ_VSI_Q_OPT_RSS_HASH_M);
+				(hash_type & ICE_AQ_VSI_Q_OPT_RSS_HASH_M);
 }
 
 static void
@@ -3575,6 +3574,12 @@ int ice_set_dflt_vsi(struct ice_vsi *vsi)
 
 	dev = ice_pf_to_dev(vsi->back);
 
+	if (ice_lag_is_switchdev_running(vsi->back)) {
+		dev_dbg(dev, "VSI %d passed is a part of LAG containing interfaces in switchdev mode, nothing to do\n",
+			vsi->vsi_num);
+		return 0;
+	}
+
 	/* the VSI passed in is already the default VSI */
 	if (ice_is_vsi_dflt_vsi(vsi)) {
 		dev_dbg(dev, "VSI %d passed in is already the default forwarding VSI, nothing to do\n",
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index c8286adae946..7784135160fd 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -6,6 +6,7 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
 #include <generated/utsrelease.h>
+#include <linux/crash_dump.h>
 #include "ice.h"
 #include "ice_base.h"
 #include "ice_lib.h"
@@ -4683,6 +4684,9 @@ static void ice_init_features(struct ice_pf *pf)
 
 static void ice_deinit_features(struct ice_pf *pf)
 {
+	if (ice_is_safe_mode(pf))
+		return;
+
 	ice_deinit_lag(pf);
 	if (test_bit(ICE_FLAG_DCB_CAPABLE, pf->flags))
 		ice_cfg_lldp_mib_change(&pf->hw, false);
@@ -5014,6 +5018,20 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent)
 		return -EINVAL;
 	}
 
+	/* when under a kdump kernel initiate a reset before enabling the
+	 * device in order to clear out any pending DMA transactions. These
+	 * transactions can cause some systems to machine check when doing
+	 * the pcim_enable_device() below.
+	 */
+	if (is_kdump_kernel()) {
+		pci_save_state(pdev);
+		pci_clear_master(pdev);
+		err = pcie_flr(pdev);
+		if (err)
+			return err;
+		pci_restore_state(pdev);
+	}
+
 	/* this driver uses devres, see
 	 * Documentation/driver-api/driver-model/devres.rst
 	 */
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
index b03426ac932b..db97353efd06 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
@@ -2617,12 +2617,14 @@ static int ice_vc_query_rxdid(struct ice_vf *vf)
 		goto err;
 	}
 
-	/* Read flexiflag registers to determine whether the
-	 * corresponding RXDID is configured and supported or not.
-	 * Since Legacy 16byte descriptor format is not supported,
-	 * start from Legacy 32byte descriptor.
+	/* RXDIDs supported by DDP package can be read from the register
+	 * to get the supported RXDID bitmap. But the legacy 32byte RXDID
+	 * is not listed in DDP package, add it in the bitmap manually.
+	 * Legacy 16byte descriptor is not supported.
 	 */
-	for (i = ICE_RXDID_LEGACY_1; i < ICE_FLEX_DESC_RXDID_MAX_NUM; i++) {
+	rxdid->supported_rxdids |= BIT(ICE_RXDID_LEGACY_1);
+
+	for (i = ICE_RXDID_FLEX_NIC; i < ICE_FLEX_DESC_RXDID_MAX_NUM; i++) {
 		regval = rd32(hw, GLFLXP_RXDID_FLAGS(i, 0));
 		if ((regval >> GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_S)
 			& GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_M)
diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c
index 93bce729be76..7ab6dd58e400 100644
--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -868,6 +868,18 @@ static void igc_ethtool_get_stats(struct net_device *netdev,
 	spin_unlock(&adapter->stats64_lock);
 }
 
+static int igc_ethtool_get_previous_rx_coalesce(struct igc_adapter *adapter)
+{
+	return (adapter->rx_itr_setting <= 3) ?
+		adapter->rx_itr_setting : adapter->rx_itr_setting >> 2;
+}
+
+static int igc_ethtool_get_previous_tx_coalesce(struct igc_adapter *adapter)
+{
+	return (adapter->tx_itr_setting <= 3) ?
+		adapter->tx_itr_setting : adapter->tx_itr_setting >> 2;
+}
+
 static int igc_ethtool_get_coalesce(struct net_device *netdev,
 				    struct ethtool_coalesce *ec,
 				    struct kernel_ethtool_coalesce *kernel_coal,
@@ -875,17 +887,8 @@ static int igc_ethtool_get_coalesce(struct net_device *netdev,
 {
 	struct igc_adapter *adapter = netdev_priv(netdev);
 
-	if (adapter->rx_itr_setting <= 3)
-		ec->rx_coalesce_usecs = adapter->rx_itr_setting;
-	else
-		ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
-
-	if (!(adapter->flags & IGC_FLAG_QUEUE_PAIRS)) {
-		if (adapter->tx_itr_setting <= 3)
-			ec->tx_coalesce_usecs = adapter->tx_itr_setting;
-		else
-			ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
-	}
+	ec->rx_coalesce_usecs = igc_ethtool_get_previous_rx_coalesce(adapter);
+	ec->tx_coalesce_usecs = igc_ethtool_get_previous_tx_coalesce(adapter);
 
 	return 0;
 }
@@ -910,8 +913,12 @@ static int igc_ethtool_set_coalesce(struct net_device *netdev,
 	    ec->tx_coalesce_usecs == 2)
 		return -EINVAL;
 
-	if ((adapter->flags & IGC_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
+	if ((adapter->flags & IGC_FLAG_QUEUE_PAIRS) &&
+	    ec->tx_coalesce_usecs != igc_ethtool_get_previous_tx_coalesce(adapter)) {
+		NL_SET_ERR_MSG_MOD(extack,
+				   "Queue Pair mode enabled, both Rx and Tx coalescing controlled by rx-usecs");
 		return -EINVAL;
+	}
 
 	/* If ITR is disabled, disable DMAC */
 	if (ec->rx_coalesce_usecs == 0) {
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 293b45717683..98de34d0ce07 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -6491,7 +6491,7 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames,
 	struct igc_ring *ring;
 	int i, drops;
 
-	if (unlikely(test_bit(__IGC_DOWN, &adapter->state)))
+	if (unlikely(!netif_carrier_ok(dev)))
 		return -ENETDOWN;
 
 	if (unlikely(flags & ~XDP_XMIT_FLAGS_MASK))
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
index 29cc60988071..ea88ac04ab9a 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
@@ -28,6 +28,9 @@ static inline void ixgbe_alloc_vf_macvlans(struct ixgbe_adapter *adapter,
 	struct vf_macvlans *mv_list;
 	int num_vf_macvlans, i;
 
+	/* Initialize list of VF macvlans */
+	INIT_LIST_HEAD(&adapter->vf_mvs.l);
+
 	num_vf_macvlans = hw->mac.num_rar_entries -
 			  (IXGBE_MAX_PF_MACVLANS + 1 + num_vfs);
 	if (!num_vf_macvlans)
@@ -36,8 +39,6 @@ static inline void ixgbe_alloc_vf_macvlans(struct ixgbe_adapter *adapter,
 	mv_list = kcalloc(num_vf_macvlans, sizeof(struct vf_macvlans),
 			  GFP_KERNEL);
 	if (mv_list) {
-		/* Initialize list of VF macvlans */
-		INIT_LIST_HEAD(&adapter->vf_mvs.l);
 		for (i = 0; i < num_vf_macvlans; i++) {
 			mv_list[i].vf = -1;
 			mv_list[i].free = true;