Merge branch 'bnxt_en-updates-for-net-next'

Michael Chan says:

====================
bnxt_en: Updates for net-next (part)

This series includes an enhnacement to the priority TX counters,
an enhancement to a PHY module error extack message, cleanup of
unneeded MSIX logic in bnxt_ulp.c, adding CQ dump during TX timeout,
LRO/HW_GRO performance improvement by enabling Relaxed Ordering,
and improved SRIOV admin link state support.
====================

Link: https://patch.msgid.link/20251126215648.1885936-1-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: kuba-moo

drivers/net/ethernet/broadcom/bnxt/bnxt.c

@@ -4479,7 +4479,14 @@ static void bnxt_init_one_rx_agg_ring_rxbd(struct bnxt *bp,
 	ring->fw_ring_id = INVALID_HW_RING_ID;
 	if ((bp->flags & BNXT_FLAG_AGG_RINGS)) {
 		type = ((u32)BNXT_RX_PAGE_SIZE << RX_BD_LEN_SHIFT) |
-			RX_BD_TYPE_RX_AGG_BD | RX_BD_FLAGS_SOP;
+			RX_BD_TYPE_RX_AGG_BD;
+
+		/* On P7, setting EOP will cause the chip to disable
+		 * Relaxed Ordering (RO) for TPA data.  Disable EOP for
+		 * potentially higher performance with RO.
+		 */
+		if (BNXT_CHIP_P5_AND_MINUS(bp) || !(bp->flags & BNXT_FLAG_TPA))
+			type |= RX_BD_FLAGS_AGG_EOP;
 
 		bnxt_init_rxbd_pages(ring, type);
 	}
@@ -5688,6 +5695,10 @@ int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap, int bmap_size,
 			u16 cmd = bnxt_vf_req_snif[i];
 			unsigned int bit, idx;
 
+			if ((bp->fw_cap & BNXT_FW_CAP_LINK_ADMIN) &&
+			    cmd == HWRM_PORT_PHY_QCFG)
+				continue;
+
 			idx = cmd / 32;
 			bit = cmd % 32;
 			data[idx] |= 1 << bit;
@@ -8506,6 +8517,11 @@ static int bnxt_hwrm_func_qcfg(struct bnxt *bp)
 
 	if (flags & FUNC_QCFG_RESP_FLAGS_ENABLE_RDMA_SRIOV)
 		bp->fw_cap |= BNXT_FW_CAP_ENABLE_RDMA_SRIOV;
+	if (resp->roce_bidi_opt_mode &
+	    FUNC_QCFG_RESP_ROCE_BIDI_OPT_MODE_DEDICATED)
+		bp->cos0_cos1_shared = 1;
+	else
+		bp->cos0_cos1_shared = 0;
 
 	switch (resp->port_partition_type) {
 	case FUNC_QCFG_RESP_PORT_PARTITION_TYPE_NPAR1_0:
@@ -9653,6 +9669,8 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
 		bp->flags |= BNXT_FLAG_ROCEV1_CAP;
 	if (flags & FUNC_QCAPS_RESP_FLAGS_ROCE_V2_SUPPORTED)
 		bp->flags |= BNXT_FLAG_ROCEV2_CAP;
+	if (flags & FUNC_QCAPS_RESP_FLAGS_LINK_ADMIN_STATUS_SUPPORTED)
+		bp->fw_cap |= BNXT_FW_CAP_LINK_ADMIN;
 	if (flags & FUNC_QCAPS_RESP_FLAGS_PCIE_STATS_SUPPORTED)
 		bp->fw_cap |= BNXT_FW_CAP_PCIE_STATS_SUPPORTED;
 	if (flags & FUNC_QCAPS_RESP_FLAGS_HOT_RESET_CAPABLE)
@@ -14020,11 +14038,19 @@ static void bnxt_dump_rx_sw_state(struct bnxt_napi *bnapi)
 
 static void bnxt_dump_cp_sw_state(struct bnxt_napi *bnapi)
 {
-	struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
-	int i = bnapi->index;
+	struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring, *cpr2;
+	int i = bnapi->index, j;
 
 	netdev_info(bnapi->bp->dev, "[%d]: cp{fw_ring: %d raw_cons: %x}\n",
 		    i, cpr->cp_ring_struct.fw_ring_id, cpr->cp_raw_cons);
+	for (j = 0; j < cpr->cp_ring_count; j++) {
+		cpr2 = &cpr->cp_ring_arr[j];
+		if (!cpr2->bnapi)
+			continue;
+		netdev_info(bnapi->bp->dev, "[%d.%d]: cp{fw_ring: %d raw_cons: %x}\n",
+			    i, j, cpr2->cp_ring_struct.fw_ring_id,
+			    cpr2->cp_raw_cons);
+	}
 }
 
 static void bnxt_dbg_dump_states(struct bnxt *bp)

drivers/net/ethernet/broadcom/bnxt/bnxt.h

@@ -131,6 +131,7 @@ struct rx_bd {
 	 #define RX_BD_TYPE_48B_BD_SIZE				 (2 << 4)
 	 #define RX_BD_TYPE_64B_BD_SIZE				 (3 << 4)
 	#define RX_BD_FLAGS_SOP					(1 << 6)
+	#define RX_BD_FLAGS_AGG_EOP				(1 << 6)
 	#define RX_BD_FLAGS_EOP					(1 << 7)
 	#define RX_BD_FLAGS_BUFFERS				(3 << 8)
 	 #define RX_BD_FLAGS_1_BUFFER_PACKET			 (0 << 8)
@@ -2424,6 +2425,7 @@ struct bnxt {
 	u8			tc_to_qidx[BNXT_MAX_QUEUE];
 	u8			q_ids[BNXT_MAX_QUEUE];
 	u8			max_q;
+	u8			cos0_cos1_shared;
 	u8			num_tc;
 
 	u16			max_pfcwd_tmo_ms;
@@ -2482,6 +2484,7 @@ struct bnxt {
 	#define BNXT_FW_CAP_ROCE_VF_RESC_MGMT_SUPPORTED	BIT_ULL(6)
 	#define BNXT_FW_CAP_KONG_MB_CHNL		BIT_ULL(7)
 	#define BNXT_FW_CAP_ROCE_VF_DYN_ALLOC_SUPPORT	BIT_ULL(8)
+	#define BNXT_FW_CAP_LINK_ADMIN			BIT_ULL(9)
 	#define BNXT_FW_CAP_OVS_64BIT_HANDLE		BIT_ULL(10)
 	#define BNXT_FW_CAP_TRUSTED_VF			BIT_ULL(11)
 	#define BNXT_FW_CAP_ERROR_RECOVERY		BIT_ULL(13)

drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

@@ -688,16 +688,22 @@ static void bnxt_get_ethtool_stats(struct net_device *dev,
 				buf[j] = *(rx_port_stats_ext + n);
 			}
 			for (i = 0; i < 8; i++, j++) {
-				long n = bnxt_tx_bytes_pri_arr[i].base_off +
-					 bp->pri2cos_idx[i];
+				u8 cos_idx = bp->pri2cos_idx[i];
+				long n;
 
+				n = bnxt_tx_bytes_pri_arr[i].base_off + cos_idx;
 				buf[j] = *(tx_port_stats_ext + n);
+				if (bp->cos0_cos1_shared && !cos_idx)
+					buf[j] += *(tx_port_stats_ext + n + 1);
 			}
 			for (i = 0; i < 8; i++, j++) {
-				long n = bnxt_tx_pkts_pri_arr[i].base_off +
-					 bp->pri2cos_idx[i];
+				u8 cos_idx = bp->pri2cos_idx[i];
+				long n;
 
+				n = bnxt_tx_pkts_pri_arr[i].base_off + cos_idx;
 				buf[j] = *(tx_port_stats_ext + n);
+				if (bp->cos0_cos1_shared && !cos_idx)
+					buf[j] += *(tx_port_stats_ext + n + 1);
 			}
 		}
 	}
@@ -4617,6 +4623,11 @@ static int bnxt_get_module_status(struct bnxt *bp, struct netlink_ext_ack *extac
 	    PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG)
 		return 0;
 
+	if (bp->link_info.phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET ||
+	    bp->link_info.phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE){
+		NL_SET_ERR_MSG_MOD(extack, "Operation not supported as PHY type is Base-T");
+		return -EOPNOTSUPP;
+	}
 	switch (bp->link_info.module_status) {
 	case PORT_PHY_QCFG_RESP_MODULE_STATUS_PWRDOWN:
 		NL_SET_ERR_MSG_MOD(extack, "Transceiver module is powering down");

drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c

@@ -332,6 +332,38 @@ int bnxt_set_vf_bw(struct net_device *dev, int vf_id, int min_tx_rate,
 	return rc;
 }
 
+static int bnxt_set_vf_link_admin_state(struct bnxt *bp, int vf_id)
+{
+	struct hwrm_func_cfg_input *req;
+	struct bnxt_vf_info *vf;
+	int rc;
+
+	if (!(bp->fw_cap & BNXT_FW_CAP_LINK_ADMIN))
+		return 0;
+
+	vf = &bp->pf.vf[vf_id];
+
+	rc = bnxt_hwrm_func_cfg_short_req_init(bp, &req);
+	if (rc)
+		return rc;
+
+	req->fid = cpu_to_le16(vf->fw_fid);
+	switch (vf->flags & (BNXT_VF_LINK_FORCED | BNXT_VF_LINK_UP)) {
+	case BNXT_VF_LINK_FORCED:
+		req->options =
+			FUNC_CFG_REQ_OPTIONS_LINK_ADMIN_STATE_FORCED_DOWN;
+		break;
+	case (BNXT_VF_LINK_FORCED | BNXT_VF_LINK_UP):
+		req->options = FUNC_CFG_REQ_OPTIONS_LINK_ADMIN_STATE_FORCED_UP;
+		break;
+	default:
+		req->options = FUNC_CFG_REQ_OPTIONS_LINK_ADMIN_STATE_AUTO;
+		break;
+	}
+	req->enables = cpu_to_le32(FUNC_CFG_REQ_ENABLES_ADMIN_LINK_STATE);
+	return hwrm_req_send(bp, req);
+}
+
 int bnxt_set_vf_link_state(struct net_device *dev, int vf_id, int link)
 {
 	struct bnxt *bp = netdev_priv(dev);
@@ -357,10 +389,11 @@ int bnxt_set_vf_link_state(struct net_device *dev, int vf_id, int link)
 		break;
 	default:
 		netdev_err(bp->dev, "Invalid link option\n");
-		rc = -EINVAL;
-		break;
+		return -EINVAL;
 	}
-	if (vf->flags & (BNXT_VF_LINK_UP | BNXT_VF_LINK_FORCED))
+	if (bp->fw_cap & BNXT_FW_CAP_LINK_ADMIN)
+		rc = bnxt_set_vf_link_admin_state(bp, vf_id);
+	else if (vf->flags & (BNXT_VF_LINK_UP | BNXT_VF_LINK_FORCED))
 		rc = bnxt_hwrm_fwd_async_event_cmpl(bp, vf,
 			ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE);
 	return rc;
@@ -666,15 +699,21 @@ static int bnxt_hwrm_func_vf_resc_cfg(struct bnxt *bp, int num_vfs, bool reset)
 
 	hwrm_req_hold(bp, req);
 	for (i = 0; i < num_vfs; i++) {
+		struct bnxt_vf_info *vf = &pf->vf[i];
+
+		vf->fw_fid = pf->first_vf_id + i;
+		rc = bnxt_set_vf_link_admin_state(bp, i);
+		if (rc)
+			break;
+
 		if (reset)
 			__bnxt_set_vf_params(bp, i);
 
-		req->vf_id = cpu_to_le16(pf->first_vf_id + i);
+		req->vf_id = cpu_to_le16(vf->fw_fid);
 		rc = hwrm_req_send(bp, req);
 		if (rc)
 			break;
 		pf->active_vfs = i + 1;
-		pf->vf[i].fw_fid = pf->first_vf_id + i;
 	}
 
 	if (pf->active_vfs) {
@@ -741,6 +780,12 @@ static int bnxt_hwrm_func_cfg(struct bnxt *bp, int num_vfs)
 				   FUNC_CFG_REQ_ENABLES_NUM_VNICS |
 				   FUNC_CFG_REQ_ENABLES_NUM_HW_RING_GRPS);
 
+	if (bp->fw_cap & BNXT_FW_CAP_LINK_ADMIN) {
+		req->options = FUNC_CFG_REQ_OPTIONS_LINK_ADMIN_STATE_AUTO;
+		req->enables |=
+			cpu_to_le32(FUNC_CFG_REQ_ENABLES_ADMIN_LINK_STATE);
+	}
+
 	mtu = bp->dev->mtu + VLAN_ETH_HLEN;
 	req->mru = cpu_to_le16(mtu);
 	req->admin_mtu = cpu_to_le16(mtu);

drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c

@@ -142,7 +142,6 @@ int bnxt_register_dev(struct bnxt_en_dev *edev,
 	edev->ulp_tbl->msix_requested = bnxt_get_ulp_msix_num(bp);
 
 	bnxt_fill_msix_vecs(bp, bp->edev->msix_entries);
-	edev->flags |= BNXT_EN_FLAG_MSIX_REQUESTED;
 exit:
 	mutex_unlock(&edev->en_dev_lock);
 	netdev_unlock(dev);
@@ -159,8 +158,6 @@ void bnxt_unregister_dev(struct bnxt_en_dev *edev)
 	ulp = edev->ulp_tbl;
 	netdev_lock(dev);
 	mutex_lock(&edev->en_dev_lock);
-	if (ulp->msix_requested)
-		edev->flags &= ~BNXT_EN_FLAG_MSIX_REQUESTED;
 	edev->ulp_tbl->msix_requested = 0;
 
 	if (ulp->max_async_event_id)
@@ -298,7 +295,7 @@ void bnxt_ulp_irq_stop(struct bnxt *bp)
 	struct bnxt_ulp_ops *ops;
 	bool reset = false;
 
-	if (!edev || !(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED))
+	if (!edev)
 		return;
 
 	if (bnxt_ulp_registered(bp->edev)) {
@@ -321,7 +318,7 @@ void bnxt_ulp_irq_restart(struct bnxt *bp, int err)
 	struct bnxt_en_dev *edev = bp->edev;
 	struct bnxt_ulp_ops *ops;
 
-	if (!edev || !(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED))
+	if (!edev)
 		return;
 
 	if (bnxt_ulp_registered(bp->edev)) {

drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h

@@ -58,7 +58,6 @@ struct bnxt_en_dev {
 	#define BNXT_EN_FLAG_ROCEV2_CAP		0x2
 	#define BNXT_EN_FLAG_ROCE_CAP		(BNXT_EN_FLAG_ROCEV1_CAP | \
 						 BNXT_EN_FLAG_ROCEV2_CAP)
-	#define BNXT_EN_FLAG_MSIX_REQUESTED	0x4
 	#define BNXT_EN_FLAG_ULP_STOPPED	0x8
 	#define BNXT_EN_FLAG_VF			0x10
 #define BNXT_EN_VF(edev)	((edev)->flags & BNXT_EN_FLAG_VF)