1 files changed, 142 insertions, 65 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 38a1c8372180..a439b5a61a56 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -157,6 +157,16 @@ static void ice_vsi_set_num_desc(struct ice_vsi *vsi)
 	}
 }
 
+static u16 ice_get_rxq_count(struct ice_pf *pf)
+{
+	return min(ice_get_avail_rxq_count(pf), num_online_cpus());
+}
+
+static u16 ice_get_txq_count(struct ice_pf *pf)
+{
+	return min(ice_get_avail_txq_count(pf), num_online_cpus());
+}
+
 /**
  * ice_vsi_set_num_qs - Set number of queues, descriptors and vectors for a VSI
  * @vsi: the VSI being configured
@@ -178,9 +188,7 @@ static void ice_vsi_set_num_qs(struct ice_vsi *vsi)
 			vsi->alloc_txq = vsi->req_txq;
 			vsi->num_txq = vsi->req_txq;
 		} else {
-			vsi->alloc_txq = min3(pf->num_lan_msix,
-					      ice_get_avail_txq_count(pf),
-					      (u16)num_online_cpus());
+			vsi->alloc_txq = ice_get_txq_count(pf);
 		}
 
 		pf->num_lan_tx = vsi->alloc_txq;
@@ -193,17 +201,13 @@ static void ice_vsi_set_num_qs(struct ice_vsi *vsi)
 				vsi->alloc_rxq = vsi->req_rxq;
 				vsi->num_rxq = vsi->req_rxq;
 			} else {
-				vsi->alloc_rxq = min3(pf->num_lan_msix,
-						      ice_get_avail_rxq_count(pf),
-						      (u16)num_online_cpus());
+				vsi->alloc_rxq = ice_get_rxq_count(pf);
 			}
 		}
 
 		pf->num_lan_rx = vsi->alloc_rxq;
 
-		vsi->num_q_vectors = min_t(int, pf->num_lan_msix,
-					   max_t(int, vsi->alloc_rxq,
-						 vsi->alloc_txq));
+		vsi->num_q_vectors = max(vsi->alloc_rxq, vsi->alloc_txq);
 		break;
 	case ICE_VSI_SF:
 		vsi->alloc_txq = 1;
@@ -480,8 +484,7 @@ static irqreturn_t ice_msix_clean_ctrl_vsi(int __always_unused irq, void *data)
 	if (!q_vector->tx.tx_ring)
 		return IRQ_HANDLED;
 
-#define FDIR_RX_DESC_CLEAN_BUDGET 64
-	ice_clean_rx_irq(q_vector->rx.rx_ring, FDIR_RX_DESC_CLEAN_BUDGET);
+	ice_clean_ctrl_rx_irq(q_vector->rx.rx_ring);
 	ice_clean_ctrl_tx_irq(q_vector->tx.tx_ring);
 
 	return IRQ_HANDLED;
@@ -567,6 +570,8 @@ ice_vsi_alloc_def(struct ice_vsi *vsi, struct ice_channel *ch)
 			return -ENOMEM;
 	}
 
+	vsi->irq_dyn_alloc = pci_msix_can_alloc_dyn(vsi->back->pdev);
+
 	switch (vsi->type) {
 	case ICE_VSI_PF:
 	case ICE_VSI_SF:
@@ -827,7 +832,13 @@ bool ice_is_safe_mode(struct ice_pf *pf)
  */
 bool ice_is_rdma_ena(struct ice_pf *pf)
 {
-	return test_bit(ICE_FLAG_RDMA_ENA, pf->flags);
+	union devlink_param_value value;
+	int err;
+
+	err = devl_param_driverinit_value_get(priv_to_devlink(pf),
+					      DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
+					      &value);
+	return err ? test_bit(ICE_FLAG_RDMA_ENA, pf->flags) : value.vbool;
 }
 
 /**
@@ -1173,12 +1184,11 @@ static void ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctxt, struct ice_vsi *vsi)
 static void
 ice_chnl_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
 {
-	struct ice_pf *pf = vsi->back;
 	u16 qcount, qmap;
 	u8 offset = 0;
 	int pow;
 
-	qcount = min_t(int, vsi->num_rxq, pf->num_lan_msix);
+	qcount = vsi->num_rxq;
 
 	pow = order_base_2(qcount);
 	qmap = FIELD_PREP(ICE_AQ_VSI_TC_Q_OFFSET_M, offset);
@@ -1420,6 +1430,10 @@ static int ice_vsi_alloc_rings(struct ice_vsi *vsi)
 		ring->dev = dev;
 		ring->count = vsi->num_rx_desc;
 		ring->cached_phctime = pf->ptp.cached_phc_time;
+
+		if (ice_is_feature_supported(pf, ICE_F_GCS))
+			ring->flags |= ICE_RX_FLAGS_RING_GCS;
+
 		WRITE_ONCE(vsi->rx_rings[i], ring);
 	}
 
@@ -1564,7 +1578,7 @@ static void ice_vsi_set_vf_rss_flow_fld(struct ice_vsi *vsi)
 		return;
 	}
 
-	status = ice_add_avf_rss_cfg(&pf->hw, vsi, ICE_DEFAULT_RSS_HENA);
+	status = ice_add_avf_rss_cfg(&pf->hw, vsi, ICE_DEFAULT_RSS_HASHCFG);
 	if (status)
 		dev_dbg(dev, "ice_add_avf_rss_cfg failed for vsi = %d, error = %d\n",
 			vsi->vsi_num, status);
@@ -1764,9 +1778,8 @@ void ice_update_eth_stats(struct ice_vsi *vsi)
  * @prio: priority for the RXDID for this queue
  * @ena_ts: true to enable timestamp and false to disable timestamp
  */
-void
-ice_write_qrxflxp_cntxt(struct ice_hw *hw, u16 pf_q, u32 rxdid, u32 prio,
-			bool ena_ts)
+void ice_write_qrxflxp_cntxt(struct ice_hw *hw, u16 pf_q, u32 rxdid, u32 prio,
+			     bool ena_ts)
 {
 	int regval = rd32(hw, QRXFLXP_CNTXT(pf_q));
 
@@ -2051,12 +2064,15 @@ static void ice_vsi_set_tc_cfg(struct ice_vsi *vsi)
 }
 
 /**
- * ice_cfg_sw_lldp - Config switch rules for LLDP packet handling
+ * ice_vsi_cfg_sw_lldp - Config switch rules for LLDP packet handling
  * @vsi: the VSI being configured
  * @tx: bool to determine Tx or Rx rule
  * @create: bool to determine create or remove Rule
+ *
+ * Adding an ethtype Tx rule to the uplink VSI results in it being applied
+ * to the whole port, so LLDP transmission for VFs will be blocked too.
  */
-void ice_cfg_sw_lldp(struct ice_vsi *vsi, bool tx, bool create)
+void ice_vsi_cfg_sw_lldp(struct ice_vsi *vsi, bool tx, bool create)
 {
 	int (*eth_fltr)(struct ice_vsi *v, u16 type, u16 flag,
 			enum ice_sw_fwd_act_type act);
@@ -2071,19 +2087,59 @@ void ice_cfg_sw_lldp(struct ice_vsi *vsi, bool tx, bool create)
 		status = eth_fltr(vsi, ETH_P_LLDP, ICE_FLTR_TX,
 				  ICE_DROP_PACKET);
 	} else {
-		if (ice_fw_supports_lldp_fltr_ctrl(&pf->hw)) {
-			status = ice_lldp_fltr_add_remove(&pf->hw, vsi->vsi_num,
-							  create);
-		} else {
+		if (!test_bit(ICE_FLAG_LLDP_AQ_FLTR, pf->flags)) {
 			status = eth_fltr(vsi, ETH_P_LLDP, ICE_FLTR_RX,
 					  ICE_FWD_TO_VSI);
+			if (!status || !create)
+				goto report;
+
+			dev_info(dev,
+				 "Failed to add generic LLDP Rx filter on VSI %i error: %d, falling back to specialized AQ control\n",
+				 vsi->vsi_num, status);
 		}
+
+		status = ice_lldp_fltr_add_remove(&pf->hw, vsi, create);
+		if (!status)
+			set_bit(ICE_FLAG_LLDP_AQ_FLTR, pf->flags);
+
 	}
 
+report:
 	if (status)
-		dev_dbg(dev, "Fail %s %s LLDP rule on VSI %i error: %d\n",
-			create ? "adding" : "removing", tx ? "TX" : "RX",
-			vsi->vsi_num, status);
+		dev_warn(dev, "Failed to %s %s LLDP rule on VSI %i error: %d\n",
+			 create ? "add" : "remove", tx ? "Tx" : "Rx",
+			 vsi->vsi_num, status);
+}
+
+/**
+ * ice_cfg_sw_rx_lldp - Enable/disable software handling of LLDP
+ * @pf: the PF being configured
+ * @enable: enable or disable
+ *
+ * Configure switch rules to enable/disable LLDP handling by software
+ * across PF.
+ */
+void ice_cfg_sw_rx_lldp(struct ice_pf *pf, bool enable)
+{
+	struct ice_vsi *vsi;
+	struct ice_vf *vf;
+	unsigned int bkt;
+
+	vsi = ice_get_main_vsi(pf);
+	ice_vsi_cfg_sw_lldp(vsi, false, enable);
+
+	if (!test_bit(ICE_FLAG_SRIOV_ENA, pf->flags))
+		return;
+
+	ice_for_each_vf(pf, bkt, vf) {
+		vsi = ice_get_vf_vsi(vf);
+
+		if (WARN_ON(!vsi))
+			continue;
+
+		if (ice_vf_is_lldp_ena(vf))
+			ice_vsi_cfg_sw_lldp(vsi, false, enable);
+	}
 }
 
 /**
@@ -2514,7 +2570,7 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_vsi_cfg_params *params)
 	if (!ice_is_safe_mode(pf) && vsi->type == ICE_VSI_PF) {
 		ice_fltr_add_eth(vsi, ETH_P_PAUSE, ICE_FLTR_TX,
 				 ICE_DROP_PACKET);
-		ice_cfg_sw_lldp(vsi, true, true);
+		ice_vsi_cfg_sw_lldp(vsi, true, true);
 	}
 
 	if (!vsi->agg_node)
@@ -2582,7 +2638,6 @@ void ice_vsi_free_irq(struct ice_vsi *vsi)
 		return;
 
 	vsi->irqs_ready = false;
-	ice_free_cpu_rx_rmap(vsi);
 
 	ice_for_each_q_vector(vsi, i) {
 		int irq_num;
@@ -2595,12 +2650,6 @@ void ice_vsi_free_irq(struct ice_vsi *vsi)
 		      vsi->q_vectors[i]->num_ring_rx))
 			continue;
 
-		/* clear the affinity notifier in the IRQ descriptor */
-		if (!IS_ENABLED(CONFIG_RFS_ACCEL))
-			irq_set_affinity_notifier(irq_num, NULL);
-
-		/* clear the affinity_hint in the IRQ descriptor */
-		irq_update_affinity_hint(irq_num, NULL);
 		synchronize_irq(irq_num);
 		devm_free_irq(ice_pf_to_dev(pf), irq_num, vsi->q_vectors[i]);
 	}
@@ -2755,11 +2804,18 @@ void ice_vsi_set_napi_queues(struct ice_vsi *vsi)
 void ice_vsi_clear_napi_queues(struct ice_vsi *vsi)
 {
 	struct net_device *netdev = vsi->netdev;
-	int q_idx;
+	int q_idx, v_idx;
 
 	if (!netdev)
 		return;
 
+	/* Clear the NAPI's interrupt number */
+	ice_for_each_q_vector(vsi, v_idx) {
+		struct ice_q_vector *q_vector = vsi->q_vectors[v_idx];
+
+		netif_napi_set_irq(&q_vector->napi, -1);
+	}
+
 	ice_for_each_txq(vsi, q_idx)
 		netif_queue_set_napi(netdev, q_idx, NETDEV_QUEUE_TYPE_TX, NULL);
 
@@ -2811,9 +2867,11 @@ int ice_vsi_release(struct ice_vsi *vsi)
 	/* The Rx rule will only exist to remove if the LLDP FW
 	 * engine is currently stopped
 	 */
-	if (!ice_is_safe_mode(pf) && vsi->type == ICE_VSI_PF &&
-	    !test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags))
-		ice_cfg_sw_lldp(vsi, false, false);
+	if (!ice_is_safe_mode(pf) &&
+	    !test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags) &&
+	    (vsi->type == ICE_VSI_PF || (vsi->type == ICE_VSI_VF &&
+	     ice_vf_is_lldp_ena(vsi->vf))))
+		ice_vsi_cfg_sw_lldp(vsi, false, false);
 
 	ice_vsi_decfg(vsi);
 
@@ -3141,7 +3199,7 @@ void ice_vsi_cfg_netdev_tc(struct ice_vsi *vsi, u8 ena_tc)
 	if (!netdev)
 		return;
 
-	/* CHNL VSI doesn't have it's own netdev, hence, no netdev_tc */
+	/* CHNL VSI doesn't have its own netdev, hence, no netdev_tc */
 	if (vsi->type == ICE_VSI_CHNL)
 		return;
 
@@ -3678,20 +3736,20 @@ int ice_set_link(struct ice_vsi *vsi, bool ena)
 
 	status = ice_aq_set_link_restart_an(pi, ena, NULL);
 
-	/* if link is owned by manageability, FW will return ICE_AQ_RC_EMODE.
+	/* if link is owned by manageability, FW will return LIBIE_AQ_RC_EMODE.
 	 * this is not a fatal error, so print a warning message and return
 	 * a success code. Return an error if FW returns an error code other
-	 * than ICE_AQ_RC_EMODE
+	 * than LIBIE_AQ_RC_EMODE
 	 */
 	if (status == -EIO) {
-		if (hw->adminq.sq_last_status == ICE_AQ_RC_EMODE)
+		if (hw->adminq.sq_last_status == LIBIE_AQ_RC_EMODE)
 			dev_dbg(dev, "can't set link to %s, err %d aq_err %s. not fatal, continuing\n",
 				(ena ? "ON" : "OFF"), status,
-				ice_aq_str(hw->adminq.sq_last_status));
+				libie_aq_str(hw->adminq.sq_last_status));
 	} else if (status) {
 		dev_err(dev, "can't set link to %s, err %d aq_err %s\n",
 			(ena ? "ON" : "OFF"), status,
-			ice_aq_str(hw->adminq.sq_last_status));
+			libie_aq_str(hw->adminq.sq_last_status));
 		return status;
 	}
 
@@ -3882,15 +3940,17 @@ void ice_init_feature_support(struct ice_pf *pf)
 			ice_set_feature_support(pf, ICE_F_CGU);
 		if (ice_is_clock_mux_in_netlist(&pf->hw))
 			ice_set_feature_support(pf, ICE_F_SMA_CTRL);
-		if (ice_gnss_is_gps_present(&pf->hw))
+		if (ice_gnss_is_module_present(&pf->hw))
 			ice_set_feature_support(pf, ICE_F_GNSS);
 		break;
 	default:
 		break;
 	}
 
-	if (pf->hw.mac_type == ICE_MAC_E830)
+	if (pf->hw.mac_type == ICE_MAC_E830) {
 		ice_set_feature_support(pf, ICE_F_MBX_LIMIT);
+		ice_set_feature_support(pf, ICE_F_GCS);
+	}
 }
 
 /**
@@ -3937,24 +3997,6 @@ void ice_vsi_ctx_clear_antispoof(struct ice_vsi_ctx *ctx)
 }
 
 /**
- * ice_vsi_ctx_set_allow_override - allow destination override on VSI
- * @ctx: pointer to VSI ctx structure
- */
-void ice_vsi_ctx_set_allow_override(struct ice_vsi_ctx *ctx)
-{
-	ctx->info.sec_flags |= ICE_AQ_VSI_SEC_FLAG_ALLOW_DEST_OVRD;
-}
-
-/**
- * ice_vsi_ctx_clear_allow_override - turn off destination override on VSI
- * @ctx: pointer to VSI ctx structure
- */
-void ice_vsi_ctx_clear_allow_override(struct ice_vsi_ctx *ctx)
-{
-	ctx->info.sec_flags &= ~ICE_AQ_VSI_SEC_FLAG_ALLOW_DEST_OVRD;
-}
-
-/**
  * ice_vsi_update_local_lb - update sw block in VSI with local loopback bit
  * @vsi: pointer to VSI structure
  * @set: set or unset the bit
@@ -3978,3 +4020,38 @@ ice_vsi_update_local_lb(struct ice_vsi *vsi, bool set)
 	vsi->info = ctx.info;
 	return 0;
 }
+
+/**
+ * ice_vsi_update_l2tsel - update l2tsel field for all Rx rings on this VSI
+ * @vsi: VSI used to update l2tsel on
+ * @l2tsel: l2tsel setting requested
+ *
+ * Use the l2tsel setting to update all of the Rx queue context bits for l2tsel.
+ * This will modify which descriptor field the first offloaded VLAN will be
+ * stripped into.
+ */
+void ice_vsi_update_l2tsel(struct ice_vsi *vsi, enum ice_l2tsel l2tsel)
+{
+	struct ice_hw *hw = &vsi->back->hw;
+	u32 l2tsel_bit;
+	int i;
+
+	if (l2tsel == ICE_L2TSEL_EXTRACT_FIRST_TAG_L2TAG2_2ND)
+		l2tsel_bit = 0;
+	else
+		l2tsel_bit = BIT(ICE_L2TSEL_BIT_OFFSET);
+
+	for (i = 0; i < vsi->alloc_rxq; i++) {
+		u16 pfq = vsi->rxq_map[i];
+		u32 qrx_context_offset;
+		u32 regval;
+
+		qrx_context_offset =
+			QRX_CONTEXT(ICE_L2TSEL_QRX_CONTEXT_REG_IDX, pfq);
+
+		regval = rd32(hw, qrx_context_offset);
+		regval &= ~BIT(ICE_L2TSEL_BIT_OFFSET);
+		regval |= l2tsel_bit;
+		wr32(hw, qrx_context_offset, regval);
+	}
+}