diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_config.h b/drivers/net/ethernet/marvell/octeon_ep/octep_config.h
index 91cfa19c65b9..4c937ba5589f 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_config.h
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_config.h
@@ -45,8 +45,6 @@
 
 /* Minimum MTU supported by Octeon network interface */
 #define OCTEP_MIN_MTU        ETH_MIN_MTU
-/* Maximum MTU supported by Octeon interface*/
-#define OCTEP_MAX_MTU        (10000 - (ETH_HLEN + ETH_FCS_LEN))
 /* Default MTU */
 #define OCTEP_DEFAULT_MTU    1500
 
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
index 0594607a2585..5fa596c674da 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
@@ -122,7 +122,7 @@ int octep_ctrl_net_init(struct octep_device *oct)
 
 int octep_ctrl_net_get_link_status(struct octep_device *oct, int vfid)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 	int err;
 
@@ -139,7 +139,7 @@ int octep_ctrl_net_get_link_status(struct octep_device *oct, int vfid)
 int octep_ctrl_net_set_link_status(struct octep_device *oct, int vfid, bool up,
 				   bool wait_for_response)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 
 	init_send_req(&d.msg, req, state_sz, vfid);
@@ -154,7 +154,7 @@ int octep_ctrl_net_set_link_status(struct octep_device *oct, int vfid, bool up,
 int octep_ctrl_net_set_rx_state(struct octep_device *oct, int vfid, bool up,
 				bool wait_for_response)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 
 	init_send_req(&d.msg, req, state_sz, vfid);
@@ -168,7 +168,7 @@ int octep_ctrl_net_set_rx_state(struct octep_device *oct, int vfid, bool up,
 
 int octep_ctrl_net_get_mac_addr(struct octep_device *oct, int vfid, u8 *addr)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 	int err;
 
@@ -187,7 +187,7 @@ int octep_ctrl_net_get_mac_addr(struct octep_device *oct, int vfid, u8 *addr)
 int octep_ctrl_net_set_mac_addr(struct octep_device *oct, int vfid, u8 *addr,
 				bool wait_for_response)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 
 	init_send_req(&d.msg, req, mac_sz, vfid);
@@ -198,10 +198,28 @@ int octep_ctrl_net_set_mac_addr(struct octep_device *oct, int vfid, u8 *addr,
 	return octep_send_mbox_req(oct, &d, wait_for_response);
 }
 
+int octep_ctrl_net_get_mtu(struct octep_device *oct, int vfid)
+{
+	struct octep_ctrl_net_wait_data d = {};
+	struct octep_ctrl_net_h2f_req *req;
+	int err;
+
+	req = &d.data.req;
+	init_send_req(&d.msg, req, mtu_sz, vfid);
+	req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_MTU;
+	req->mtu.cmd = OCTEP_CTRL_NET_CMD_GET;
+
+	err = octep_send_mbox_req(oct, &d, true);
+	if (err < 0)
+		return err;
+
+	return d.data.resp.mtu.val;
+}
+
 int octep_ctrl_net_set_mtu(struct octep_device *oct, int vfid, int mtu,
 			   bool wait_for_response)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 
 	init_send_req(&d.msg, req, mtu_sz, vfid);
@@ -216,7 +234,7 @@ int octep_ctrl_net_get_if_stats(struct octep_device *oct, int vfid,
 				struct octep_iface_rx_stats *rx_stats,
 				struct octep_iface_tx_stats *tx_stats)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 	struct octep_ctrl_net_h2f_resp *resp;
 	int err;
@@ -236,7 +254,7 @@ int octep_ctrl_net_get_if_stats(struct octep_device *oct, int vfid,
 int octep_ctrl_net_get_link_info(struct octep_device *oct, int vfid,
 				 struct octep_iface_link_info *link_info)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 	struct octep_ctrl_net_h2f_resp *resp;
 	int err;
@@ -262,7 +280,7 @@ int octep_ctrl_net_set_link_info(struct octep_device *oct, int vfid,
 				 struct octep_iface_link_info *link_info,
 				 bool wait_for_response)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_req *req = &d.data.req;
 
 	init_send_req(&d.msg, req, link_info_sz, vfid);
@@ -331,8 +349,8 @@ static int process_mbox_notify(struct octep_device *oct,
 void octep_ctrl_net_recv_fw_messages(struct octep_device *oct)
 {
 	static u16 msg_sz = sizeof(union octep_ctrl_net_max_data);
-	union octep_ctrl_net_max_data data = {0};
-	struct octep_ctrl_mbox_msg msg = {0};
+	union octep_ctrl_net_max_data data = {};
+	struct octep_ctrl_mbox_msg msg = {};
 	int ret;
 
 	msg.hdr.s.sz = msg_sz;
@@ -356,7 +374,7 @@ void octep_ctrl_net_recv_fw_messages(struct octep_device *oct)
 int octep_ctrl_net_get_info(struct octep_device *oct, int vfid,
 			    struct octep_fw_info *info)
 {
-	struct octep_ctrl_net_wait_data d = {0};
+	struct octep_ctrl_net_wait_data d = {};
 	struct octep_ctrl_net_h2f_resp *resp;
 	struct octep_ctrl_net_h2f_req *req;
 	int err;
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h
index b330f370131b..a2463b460ad9 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h
@@ -218,87 +218,105 @@ struct octep_ctrl_net_wait_data {
 	} data;
 };
 
-/** Initialize data for ctrl net.
+/**
+ * octep_ctrl_net_init() - Initialize data for ctrl net.
  *
- * @param oct: non-null pointer to struct octep_device.
+ * @oct: non-null pointer to struct octep_device.
  *
  * return value: 0 on success, -errno on error.
  */
 int octep_ctrl_net_init(struct octep_device *oct);
 
-/** Get link status from firmware.
+/** 
+ * octep_ctrl_net_get_link_status() - Get link status from firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
  *
  * return value: link status 0=down, 1=up.
  */
 int octep_ctrl_net_get_link_status(struct octep_device *oct, int vfid);
 
-/** Set link status in firmware.
+/**
+ * octep_ctrl_net_set_link_status() - Set link status in firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param up: boolean status.
- * @param wait_for_response: poll for response.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @up: boolean status.
+ * @wait_for_response: poll for response.
  *
  * return value: 0 on success, -errno on failure
  */
 int octep_ctrl_net_set_link_status(struct octep_device *oct, int vfid, bool up,
 				   bool wait_for_response);
 
-/** Set rx state in firmware.
+/**
+ * octep_ctrl_net_set_rx_state() - Set rx state in firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param up: boolean status.
- * @param wait_for_response: poll for response.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @up: boolean status.
+ * @wait_for_response: poll for response.
  *
  * return value: 0 on success, -errno on failure.
  */
 int octep_ctrl_net_set_rx_state(struct octep_device *oct, int vfid, bool up,
 				bool wait_for_response);
 
-/** Get mac address from firmware.
+/** 
+ * octep_ctrl_net_get_mac_addr() - Get mac address from firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param addr: non-null pointer to mac address.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @addr: non-null pointer to mac address.
  *
  * return value: 0 on success, -errno on failure.
  */
 int octep_ctrl_net_get_mac_addr(struct octep_device *oct, int vfid, u8 *addr);
 
-/** Set mac address in firmware.
+/**
+ * octep_ctrl_net_set_mac_addr() - Set mac address in firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param addr: non-null pointer to mac address.
- * @param wait_for_response: poll for response.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @addr: non-null pointer to mac address.
+ * @wait_for_response: poll for response.
  *
  * return value: 0 on success, -errno on failure.
  */
 int octep_ctrl_net_set_mac_addr(struct octep_device *oct, int vfid, u8 *addr,
 				bool wait_for_response);
 
-/** Set mtu in firmware.
+/**
+ * octep_ctrl_net_get_mtu() - Get max MTU from firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param mtu: mtu.
- * @param wait_for_response: poll for response.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ *
+ * return value: mtu on success, -errno on failure.
+ */
+int octep_ctrl_net_get_mtu(struct octep_device *oct, int vfid);
+
+/** 
+ * octep_ctrl_net_set_mtu() - Set mtu in firmware.
+ *
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @mtu: mtu.
+ * @wait_for_response: poll for response.
  *
  * return value: 0 on success, -errno on failure.
  */
 int octep_ctrl_net_set_mtu(struct octep_device *oct, int vfid, int mtu,
 			   bool wait_for_response);
 
-/** Get interface statistics from firmware.
+/**
+ * octep_ctrl_net_get_if_stats() - Get interface statistics from firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param rx_stats: non-null pointer struct octep_iface_rx_stats.
- * @param tx_stats: non-null pointer struct octep_iface_tx_stats.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @rx_stats: non-null pointer struct octep_iface_rx_stats.
+ * @tx_stats: non-null pointer struct octep_iface_tx_stats.
  *
  * return value: 0 on success, -errno on failure.
  */
@@ -306,23 +324,25 @@ int octep_ctrl_net_get_if_stats(struct octep_device *oct, int vfid,
 				struct octep_iface_rx_stats *rx_stats,
 				struct octep_iface_tx_stats *tx_stats);
 
-/** Get link info from firmware.
+/**
+ * octep_ctrl_net_get_link_info() - Get link info from firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param link_info: non-null pointer to struct octep_iface_link_info.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @link_info: non-null pointer to struct octep_iface_link_info.
  *
  * return value: 0 on success, -errno on failure.
  */
 int octep_ctrl_net_get_link_info(struct octep_device *oct, int vfid,
 				 struct octep_iface_link_info *link_info);
 
-/** Set link info in firmware.
+/**
+ * octep_ctrl_net_set_link_info() - Set link info in firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param link_info: non-null pointer to struct octep_iface_link_info.
- * @param wait_for_response: poll for response.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @link_info: non-null pointer to struct octep_iface_link_info.
+ * @wait_for_response: poll for response.
  *
  * return value: 0 on success, -errno on failure.
  */
@@ -331,26 +351,29 @@ int octep_ctrl_net_set_link_info(struct octep_device *oct,
 				 struct octep_iface_link_info *link_info,
 				 bool wait_for_response);
 
-/** Poll for firmware messages and process them.
+/**
+ * octep_ctrl_net_recv_fw_messages() - Poll for firmware messages and process them.
  *
- * @param oct: non-null pointer to struct octep_device.
+ * @oct: non-null pointer to struct octep_device.
  */
 void octep_ctrl_net_recv_fw_messages(struct octep_device *oct);
 
-/** Get info from firmware.
+/**
+ * octep_ctrl_net_get_info() - Get info from firmware.
  *
- * @param oct: non-null pointer to struct octep_device.
- * @param vfid: Index of virtual function.
- * @param info: non-null pointer to struct octep_fw_info.
+ * @oct: non-null pointer to struct octep_device.
+ * @vfid: Index of virtual function.
+ * @info: non-null pointer to struct octep_fw_info.
  *
  * return value: 0 on success, -errno on failure.
  */
 int octep_ctrl_net_get_info(struct octep_device *oct, int vfid,
 			    struct octep_fw_info *info);
 
-/** Uninitialize data for ctrl net.
+/**
+ * octep_ctrl_net_uninit() - Uninitialize data for ctrl net.
  *
- * @param oct: non-null pointer to struct octep_device.
+ * @oct: non-null pointer to struct octep_device.
  *
  * return value: 0 on success, -errno on error.
  */
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
index 2da00a701df2..423eec5ff3ad 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
@@ -1307,6 +1307,7 @@ static int octep_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	struct octep_device *octep_dev = NULL;
 	struct net_device *netdev;
+	int max_rx_pktlen;
 	int err;
 
 	err = pci_enable_device(pdev);
@@ -1377,8 +1378,15 @@ static int octep_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	netdev->hw_features = NETIF_F_SG;
 	netdev->features |= netdev->hw_features;
+
+	max_rx_pktlen = octep_ctrl_net_get_mtu(octep_dev, OCTEP_CTRL_NET_INVALID_VFID);
+	if (max_rx_pktlen < 0) {
+		dev_err(&octep_dev->pdev->dev,
+			"Failed to get max receive packet size; err = %d\n", max_rx_pktlen);
+		goto register_dev_err;
+	}
 	netdev->min_mtu = OCTEP_MIN_MTU;
-	netdev->max_mtu = OCTEP_MAX_MTU;
+	netdev->max_mtu = max_rx_pktlen - (ETH_HLEN + ETH_FCS_LEN);
 	netdev->mtu = OCTEP_DEFAULT_MTU;
 
 	err = octep_ctrl_net_get_mac_addr(octep_dev, OCTEP_CTRL_NET_INVALID_VFID,