5 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
index 931a1a7ebf76..894425768a31 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
@@ -1012,9 +1012,9 @@ int cgx_fwi_cmd_send(u64 req, u64 *resp, struct lmac *lmac)
 	if (!wait_event_timeout(lmac->wq_cmd_cmplt, !lmac->cmd_pend,
 				msecs_to_jiffies(CGX_CMD_TIMEOUT))) {
 		dev = &cgx->pdev->dev;
-		dev_err(dev, "cgx port %d:%d cmd timeout\n",
-			cgx->cgx_id, lmac->lmac_id);
-		err = -EIO;
+		dev_err(dev, "cgx port %d:%d cmd %lld timeout\n",
+			cgx->cgx_id, lmac->lmac_id, FIELD_GET(CMDREG_ID, req));
+		err = LMAC_AF_ERR_CMD_TIMEOUT;
 		goto unlock;
 	}
 
@@ -1750,6 +1750,13 @@ static int cgx_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		goto err_release_regions;
 	}
 
+	cgx->lmac_count = cgx->mac_ops->get_nr_lmacs(cgx);
+	if (!cgx->lmac_count) {
+		dev_notice(dev, "CGX %d LMAC count is zero, skipping probe\n", cgx->cgx_id);
+		err = -EOPNOTSUPP;
+		goto err_release_regions;
+	}
+
 	nvec = pci_msix_vec_count(cgx->pdev);
 	err = pci_alloc_irq_vectors(pdev, nvec, nvec, PCI_IRQ_MSIX);
 	if (err < 0 || err != nvec) {
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
index 430aa8a05c23..51c2cadd1333 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
@@ -1648,6 +1648,8 @@ enum cgx_af_status {
 	LMAC_AF_ERR_PERM_DENIED		= -1103,
 	LMAC_AF_ERR_PFC_ENADIS_PERM_DENIED       = -1104,
 	LMAC_AF_ERR_8023PAUSE_ENADIS_PERM_DENIED = -1105,
+	LMAC_AF_ERR_CMD_TIMEOUT = -1106,
+	LMAC_AF_ERR_FIRMWARE_DATA_NOT_MAPPED = -1107,
 	LMAC_AF_ERR_EXACT_MATCH_TBL_ADD_FAILED = -1108,
 	LMAC_AF_ERR_EXACT_MATCH_TBL_DEL_FAILED = -1109,
 	LMAC_AF_ERR_EXACT_MATCH_TBL_LOOK_UP_FAILED = -1110,
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c
index 05666922a45b..9025825597a2 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c
@@ -281,6 +281,9 @@ void rpm_lmac_pause_frm_config(void *rpmd, int lmac_id, bool enable)
 	cfg = rpm_read(rpm, lmac_id, RPMX_CMRX_PRT_CBFC_CTL);
 	cfg = FIELD_SET(RPM_PFC_CLASS_MASK, 0, cfg);
 	rpm_write(rpm, lmac_id, RPMX_CMRX_PRT_CBFC_CTL, cfg);
+
+	/* Enable channel mask for all LMACS */
+	rpm_write(rpm, 0, RPMX_CMR_CHAN_MSK_OR, ~0ULL);
 }
 
 int rpm_get_rx_stats(void *rpmd, int lmac_id, int idx, u64 *rx_stat)
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.h b/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
index 8205f2626f61..8247db8c1d36 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
@@ -51,6 +51,7 @@
 #define RPMX_CMR_RX_OVR_BP		0x4120
 #define RPMX_CMR_RX_OVR_BP_EN(x)	BIT_ULL((x) + 8)
 #define RPMX_CMR_RX_OVR_BP_BP(x)	BIT_ULL((x) + 4)
+#define RPMX_CMR_CHAN_MSK_OR            0x4118
 #define RPMX_MTI_STAT_RX_STAT_PAGES_COUNTERX 0x12000
 #define RPMX_MTI_STAT_TX_STAT_PAGES_COUNTERX 0x13000
 #define RPMX_MTI_STAT_DATA_HI_CDC            0x10038
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
index 5090ddcc7e8a..41c124b7aea9 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
@@ -1087,7 +1087,7 @@ int rvu_mbox_handler_cgx_get_aux_link_info(struct rvu *rvu, struct msg_req *req,
 	u8 cgx_id, lmac_id;
 
 	if (!rvu->fwdata)
-		return -ENXIO;
+		return LMAC_AF_ERR_FIRMWARE_DATA_NOT_MAPPED;
 
 	if (!is_pf_cgxmapped(rvu, pf))
 		return -EPERM;