Thread (14 messages) 14 messages, 2 authors, 2012-09-10

[PATCH 11/12] qlcnic: 83xx adpater ethtool

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STALE5143d

From: Sony Chacko <hidden>
Date: 2012-09-07 23:18:54
Subsystem: networking drivers, qlogic qlcnic (1/10)gb ethernet driver, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Shahed Shaikh, Manish Chopra, Linus Torvalds

Revision v1 of 11 in this series.

Revisions (11)
  1. v1
  2. v1
  3. v1
  4. v1
  5. v1 current
  6. v1
  7. v1
  8. v2 [diff vs current]
  9. v3 [diff vs current]
  10. v5 [diff vs current]
  11. v6 [diff vs current]
From: Sony Chacko <redacted>

83xx ethtool interface routines

Signed-off-by: Anirban Chakraborty <redacted>
Signed-off-by: Sucheta Chakraborty <redacted>
Signed-off-by: Jitendra Kalsaria <redacted>
Signed-off-by: Rajesh Borundia <redacted>
Signed-off-by: Sritej Velaga <redacted>
Signed-off-by: Sony Chacko <redacted>
---
 drivers/net/ethernet/qlogic/qlcnic/qlcnic.h        |    6 +-
 .../net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c    |  465 +++++++++++++-------
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c   |   49 ++-
 3 files changed, 347 insertions(+), 173 deletions(-)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index 771c9fe..1b57948 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -1006,6 +1006,7 @@ struct qlcnic_ipaddr {
 #define __QLCNIC_AER			5
 #define __QLCNIC_DIAG_RES_ALLOC		6
 #define __QLCNIC_LED_ENABLE		7
+#define __QLCNIC_ELB_INPROGRESS	8
 
 #define QLCNIC_INTERRUPT_TEST		1
 #define QLCNIC_LOOPBACK_TEST		2
@@ -1628,9 +1629,8 @@ int qlcnic_reset_context(struct qlcnic_adapter *);
 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings);
 int qlcnic_diag_alloc_res(struct net_device *netdev, int test);
 netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
-int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data);
-int qlcnic_validate_max_rss(struct net_device *netdev, u8, u8);
-
+int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t);
+int qlcnic_validate_max_rss(u8, u8);
 
 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter);
 
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 6042395..794992c 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -23,6 +23,10 @@ struct qlcnic_stats {
 #define QLC_SIZEOF(m) FIELD_SIZEOF(struct qlcnic_adapter, m)
 #define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
 
+
+static const u32 qlcnic_fw_dump_level[] = {
+	0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff};
+
 static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
 	{"xmit_called",
 		QLC_SIZEOF(stats.xmitcalled), QLC_OFF(stats.xmitcalled)},
@@ -78,7 +82,15 @@ static const char qlcnic_device_gstrings_stats[][ETH_GSTRING_LEN] = {
 	"tx numbytes",
 };
 
-static const char qlcnic_mac_stats_strings [][ETH_GSTRING_LEN] = {
+static const char qlcnic_83xx_tx_stats_strings[][ETH_GSTRING_LEN] = {
+	"ctx_tx_bytes",
+	"ctx_tx_pkts",
+	"ctx_tx_errors",
+	"ctx_tx_dropped_pkts",
+	"ctx_tx_num_buffers",
+};
+
+static const char qlcnic_83xx_mac_stats_strings[][ETH_GSTRING_LEN] = {
 	"mac_tx_frames",
 	"mac_tx_bytes",
 	"mac_tx_mcast_pkts",
@@ -110,21 +122,51 @@ static const char qlcnic_mac_stats_strings [][ETH_GSTRING_LEN] = {
 	"mac_rx_length_large",
 	"mac_rx_jabber",
 	"mac_rx_dropped",
-	"mac_rx_crc_error",
+	"mac_crc_error",
 	"mac_align_error",
 };
 
+static const char qlcnic_83xx_rx_stats_strings[][ETH_GSTRING_LEN] = {
+	"ctx_rx_bytes",
+	"ctx_rx_pkts",
+	"ctx_lro_pkt_cnt",
+	"ctx_ip_csum_error",
+	"ctx_rx_pkts_wo_ctx",
+	"ctx_rx_pkts_dropped_wo_sts",
+	"ctx_rx_osized_pkts",
+	"ctx_rx_pkts_dropped_wo_rds",
+	"ctx_rx_unexpected_mcast_pkts",
+	"ctx_invalid_mac_address",
+	"ctx_rx_rds_ring_prim_attemoted",
+	"ctx_rx_rds_ring_prim_success",
+	"ctx_num_lro_flows_added",
+	"ctx_num_lro_flows_removed",
+	"ctx_num_lro_flows_active",
+	"ctx_pkts_dropped_unknown",
+};
+
+#define QLCNIC_STATS_LEN ARRAY_SIZE(qlcnic_gstrings_stats)
+#define QLC_83XX_STATS (ARRAY_SIZE(qlcnic_83xx_tx_stats_strings)	\
+			+ ARRAY_SIZE(qlcnic_83xx_mac_stats_strings)	\
+			+ ARRAY_SIZE(qlcnic_83xx_rx_stats_strings))
+
+#define QLCNIC_82XX_STATS (QLCNIC_STATS_LEN \
+			+ ARRAY_SIZE(qlcnic_83xx_mac_stats_strings))
+
+#define QLCNIC_DEVICE_STATS_LEN(adapter)	\
+	(QLCNIC_IS_83XX(adapter) ?	\
+	QLC_83XX_STATS :\
+	(ARRAY_SIZE(qlcnic_83xx_mac_stats_strings)	\
+	+ ARRAY_SIZE(qlcnic_device_gstrings_stats)))
+
 #define QLCNIC_STATS_LEN ARRAY_SIZE(qlcnic_gstrings_stats)
-#define QLCNIC_MAC_STATS_LEN ARRAY_SIZE(qlcnic_mac_stats_strings)
-#define QLCNIC_DEVICE_STATS_LEN	ARRAY_SIZE(qlcnic_device_gstrings_stats)
-#define QLCNIC_TOTAL_STATS_LEN QLCNIC_STATS_LEN + QLCNIC_MAC_STATS_LEN
 
 static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
 	"Register_Test_on_offline",
 	"Link_Test_on_offline",
 	"Interrupt_Test_offline",
 	"Internal_Loopback_offline",
-	"External_Loopback_offline"
+	"EEPROM_Test_offline"
 };
 
 #define QLCNIC_TEST_LEN	ARRAY_SIZE(qlcnic_gstrings_test)
@@ -146,6 +188,12 @@ static const u32 diag_registers[] = {
 	QLCNIC_PEG_ALIVE_COUNTER,
 	QLCNIC_PEG_HALT_STATUS1,
 	QLCNIC_PEG_HALT_STATUS2,
+	-1
+};
+
+static const u32 ext_diag_registers[] = {
+	CRB_XG_STATE_P3P,
+	ISR_INT_STATE_REG,
 	QLCNIC_CRB_PEG_NET_0+0x3c,
 	QLCNIC_CRB_PEG_NET_1+0x3c,
 	QLCNIC_CRB_PEG_NET_2+0x3c,
@@ -154,12 +202,19 @@ static const u32 diag_registers[] = {
 };
 
 #define QLCNIC_MGMT_API_VERSION	2
-#define QLCNIC_DEV_INFO_SIZE	1
-#define QLCNIC_ETHTOOL_REGS_VER	2
+#define QLCNIC_ETHTOOL_REGS_VER	3
+
 static int qlcnic_get_regs_len(struct net_device *dev)
 {
-	return sizeof(diag_registers) + QLCNIC_RING_REGS_LEN +
-				QLCNIC_DEV_INFO_SIZE + 1;
+	struct qlcnic_adapter *adapter = netdev_priv(dev);
+	u32 len;
+
+	if (QLCNIC_IS_83XX(adapter))
+		len = qlcnic_83xx_get_regs_len(adapter);
+	else
+		len = sizeof(ext_diag_registers) + sizeof(diag_registers);
+
+	return QLCNIC_RING_REGS_LEN + len + QLCNIC_DEV_INFO_SIZE + 1;
 }
 
 static int qlcnic_get_eeprom_len(struct net_device *dev)
@@ -170,15 +225,13 @@ static int qlcnic_get_eeprom_len(struct net_device *dev)
 static void
 qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 {
-	int err;
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	u32 fw_major, fw_minor, fw_build;
-
-	fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR, &err);
-	fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR, &err);
-	fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB, &err);
+	fw_major = QLCRD(adapter, QLCNIC_FW_VERSION_MAJOR);
+	fw_minor = QLCRD(adapter, QLCNIC_FW_VERSION_MINOR);
+	fw_build = QLCRD(adapter, QLCNIC_FW_VERSION_SUB);
 	snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
-		"%d.%d.%d", fw_major, fw_minor, fw_build);
+		 "%d.%d.%d", fw_major, fw_minor, fw_build);
 
 	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 		sizeof(drvinfo->bus_info));
@@ -190,10 +243,10 @@ qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 static int
 qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 {
-	int err;
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
-	int check_sfp_module = 0;
+	int err, check_sfp_module = 0;
+	u16 pcifn = ahw->pci_func;
 
 	/* read which mode */
 	if (ahw->port_type == QLCNIC_GBE) {
@@ -214,9 +267,12 @@ qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 		ecmd->autoneg = ahw->link_autoneg;
 
 	} else if (ahw->port_type == QLCNIC_XGBE) {
-		u32 val;
+		u32 val = 0;
+		if (QLCNIC_IS_83XX(adapter))
+			qlcnic_83xx_get_settings(adapter);
+		else
+			val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR, &err);
 
-		val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR, &err);
 		if (val == QLCNIC_PORT_MODE_802_3_AP) {
 			ecmd->supported = SUPPORTED_1000baseT_Full;
 			ecmd->advertising = ADVERTISED_1000baseT_Full;
@@ -226,6 +282,10 @@ qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 		}
 
 		if (netif_running(dev) && ahw->has_link_events) {
+			if (QLCNIC_IS_82XX(adapter))
+				ahw->link_speed =
+					QLCNIC_READ_LINK_SPEED(adapter,
+							       pcifn, &err);
 			ethtool_cmd_speed_set(ecmd, ahw->link_speed);
 			ecmd->autoneg = ahw->link_autoneg;
 			ecmd->duplex = ahw->link_duplex;
@@ -295,6 +355,13 @@ skip:
 			ecmd->port = PORT_TP;
 		}
 		break;
+	case QLCNIC_BRDTYPE_83XX_10G:
+		ecmd->autoneg = AUTONEG_DISABLE;
+		ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
+		ecmd->advertising |= (ADVERTISED_FIBRE | ADVERTISED_TP);
+		ecmd->port = PORT_FIBRE;
+		check_sfp_module = netif_running(dev) && ahw->has_link_events;
+		break;
 	default:
 		dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
 			ahw->board_type);
@@ -323,15 +390,10 @@ skip:
 }
 
 static int
-qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+qlcnic_set_port_config(struct qlcnic_adapter *adapter,
+		       struct ethtool_cmd *ecmd)
 {
-	u32 config = 0;
-	u32 ret = 0;
-	struct qlcnic_adapter *adapter = netdev_priv(dev);
-
-	if (adapter->ahw->port_type != QLCNIC_GBE)
-		return -EOPNOTSUPP;
-
+	u32 ret = 0, config = 0;
 	/* read which mode */
 	if (ecmd->duplex)
 		config |= 0x1;
@@ -359,6 +421,25 @@ qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 		return -EOPNOTSUPP;
 	else if (ret)
 		return -EIO;
+	return ret;
+}
+
+static int
+qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+	u32 ret = 0;
+	struct qlcnic_adapter *adapter = netdev_priv(dev);
+
+	if (adapter->ahw->port_type != QLCNIC_GBE)
+		return -EOPNOTSUPP;
+
+	if (QLCNIC_IS_83XX(adapter))
+		ret = qlcnic_83xx_set_settings(adapter, ecmd);
+	else
+		ret = qlcnic_set_port_config(adapter, ecmd);
+
+	if (!ret)
+		return ret;
 
 	adapter->ahw->link_speed = ethtool_cmd_speed(ecmd);
 	adapter->ahw->link_duplex = ecmd->duplex;
@@ -371,26 +452,42 @@ qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 	return dev->netdev_ops->ndo_open(dev);
 }
 
+static int
+qlcnic_82xx_get_registers(struct qlcnic_adapter *adapter, u32 *regs_buff)
+{
+	int err, i, j = 0;
+
+	for (i = QLCNIC_DEV_INFO_SIZE + 1; diag_registers[j] != -1; j++, i++)
+		regs_buff[i] = QLCRD(adapter, diag_registers[j]);
+	j = 0;
+	while (ext_diag_registers[j] != -1)
+		regs_buff[i++] = QLCRD32(adapter, ext_diag_registers[j++],
+					 &err);
+	return i;
+}
+
 static void
 qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 {
-	int err;
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 	struct qlcnic_host_sds_ring *sds_ring;
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
 	u32 *regs_buff = p;
-	int ring, i = 0, j = 0;
+	int ring, i = 0;
 
 	memset(p, 0, qlcnic_get_regs_len(dev));
+
 	regs->version = (QLCNIC_ETHTOOL_REGS_VER << 24) |
 		(ahw->revision_id << 16) | (adapter->pdev)->device;
 
 	regs_buff[0] = (0xcafe0000 | (QLCNIC_DEV_INFO_SIZE & 0xffff));
 	regs_buff[1] = QLCNIC_MGMT_API_VERSION;
 
-	for (i = QLCNIC_DEV_INFO_SIZE + 1; diag_registers[j] != -1; j++, i++)
-		regs_buff[i] = QLCRD32(adapter, diag_registers[j], &err);
+	if (QLCNIC_IS_82XX(adapter))
+		i = qlcnic_82xx_get_registers(adapter, regs_buff);
+	else
+		i = qlcnic_83xx_get_registers(adapter, regs_buff);
 
 	if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
 		return;
@@ -419,6 +516,10 @@ static u32 qlcnic_test_link(struct net_device *dev)
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	u32 val;
 
+	if (QLCNIC_IS_83XX(adapter)) {
+		val = qlcnic_83xx_test_link(adapter);
+		return (val & 1) ? 0 : 1;
+	}
 	val = QLCRD32(adapter, CRB_XG_STATE_P3P, &err);
 	val = XG_LINK_STATE_P3P(adapter->ahw->pci_func, val);
 	return (val == XG_LINK_UP_P3P) ? 0 : 1;
@@ -430,8 +531,10 @@ qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 {
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	int offset;
-	int ret;
+	int ret = -1;
 
+	if (QLCNIC_IS_83XX(adapter))
+		return 0;
 	if (eeprom->len == 0)
 		return -EINVAL;
 
@@ -439,8 +542,9 @@ qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 			((adapter->pdev)->device << 16);
 	offset = eeprom->offset;
 
-	ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
-						eeprom->len);
+	if (QLCNIC_IS_82XX(adapter))
+		ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
+						 eeprom->len);
 	if (ret < 0)
 		return ret;
 
@@ -510,12 +614,13 @@ qlcnic_set_ringparam(struct net_device *dev,
 }
 
 static void qlcnic_get_channels(struct net_device *dev,
-		struct ethtool_channels *channel)
+				struct ethtool_channels *channel)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 
 	channel->max_rx = rounddown_pow_of_two(min_t(int,
-			adapter->ahw->max_rx_ques, num_online_cpus()));
+					       adapter->ahw->max_rx_ques,
+					       num_online_cpus()));
 	channel->max_tx = adapter->ahw->max_tx_ques;
 
 	channel->rx_count = adapter->max_sds_rings;
@@ -523,7 +628,7 @@ static void qlcnic_get_channels(struct net_device *dev,
 }
 
 static int qlcnic_set_channels(struct net_device *dev,
-		struct ethtool_channels *channel)
+			       struct ethtool_channels *channel)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	int err;
@@ -532,19 +637,19 @@ static int qlcnic_set_channels(struct net_device *dev,
 	    channel->tx_count != channel->max_tx)
 		return -EINVAL;
 
-	err = qlcnic_validate_max_rss(dev, channel->max_rx, channel->rx_count);
+	err = qlcnic_validate_max_rss(channel->max_rx, channel->rx_count);
 	if (err)
 		return err;
 
-	err = qlcnic_set_max_rss(adapter, channel->rx_count);
+	err = qlcnic_set_max_rss(adapter, channel->rx_count, 0);
 	netdev_info(dev, "allocated 0x%x sds rings\n",
-				 adapter->max_sds_rings);
+		    adapter->max_sds_rings);
 	return err;
 }
 
 static void
 qlcnic_get_pauseparam(struct net_device *netdev,
-			  struct ethtool_pauseparam *pause)
+		      struct ethtool_pauseparam *pause)
 {
 	int err;
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
@@ -552,6 +657,10 @@ qlcnic_get_pauseparam(struct net_device *netdev,
 	int port = adapter->ahw->physical_port;
 	__u32 val;
 
+	if (QLCNIC_IS_83XX(adapter)) {
+		qlcnic_83xx_get_pauseparam(adapter, pause);
+		return;
+	}
 	if (ahw->port_type == QLCNIC_GBE) {
 		if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 			return;
@@ -591,14 +700,16 @@ qlcnic_get_pauseparam(struct net_device *netdev,
 
 static int
 qlcnic_set_pauseparam(struct net_device *netdev,
-			  struct ethtool_pauseparam *pause)
+		      struct ethtool_pauseparam *pause)
 {
-	int err;
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
-	int port = adapter->ahw->physical_port;
+	int err, port = adapter->ahw->physical_port;
 	__u32 val;
 
+	if (QLCNIC_IS_83XX(adapter))
+		return qlcnic_83xx_set_pauseparam(adapter, pause);
+
 	/* read mode */
 	if (ahw->port_type == QLCNIC_GBE) {
 		if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
@@ -675,6 +786,9 @@ static int qlcnic_reg_test(struct net_device *dev)
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	u32 data_read;
 
+	if (QLCNIC_IS_83XX(adapter))
+		return qlcnic_83xx_reg_test(adapter);
+
 	data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0), &err);
 	if ((data_read & 0xffff) != adapter->pdev->vendor)
 		return 1;
@@ -682,6 +796,16 @@ static int qlcnic_reg_test(struct net_device *dev)
 	return 0;
 }
 
+static int qlcnic_eeprom_test(struct net_device *dev)
+{
+	struct qlcnic_adapter *adapter = netdev_priv(dev);
+
+	if (QLCNIC_IS_82XX(adapter))
+		return 0;
+
+	return qlcnic_83xx_flash_test(adapter);
+}
+
 static int qlcnic_get_sset_count(struct net_device *dev, int sset)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
@@ -689,9 +813,11 @@ static int qlcnic_get_sset_count(struct net_device *dev, int sset)
 	case ETH_SS_TEST:
 		return QLCNIC_TEST_LEN;
 	case ETH_SS_STATS:
-		if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
-			return QLCNIC_TOTAL_STATS_LEN + QLCNIC_DEVICE_STATS_LEN;
-		return QLCNIC_TOTAL_STATS_LEN;
+		if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
+			QLCNIC_IS_83XX(adapter))
+			return QLCNIC_STATS_LEN +
+				QLCNIC_DEVICE_STATS_LEN(adapter);
+		return QLCNIC_82XX_STATS;
 	default:
 		return -EOPNOTSUPP;
 	}
@@ -714,8 +840,12 @@ static int qlcnic_irq_test(struct net_device *netdev)
 	adapter->ahw->diag_cnt = 0;
 	qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
 
-	cmd.req.arg[1] = cpu_to_le32(adapter->ahw->pci_func);
-	ret = qlcnic_issue_cmd(adapter, &cmd);
+	if (QLCNIC_IS_83XX(adapter)) {
+		ret = qlcnic_83xx_interrupt_test(adapter, &cmd);
+	} else {
+		cmd.req.arg[1] = cpu_to_le32(adapter->ahw->pci_func);
+		ret = qlcnic_issue_cmd(adapter, &cmd);
+	}
 
 	if (ret)
 		goto done;
@@ -760,15 +890,16 @@ static int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
 {
 	struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 	struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
 	struct sk_buff *skb;
 	int i, loop, cnt = 0;
 
 	for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) {
-		skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE);
+		skb = dev_alloc_skb(QLCNIC_ILB_PKT_SIZE);
 		qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
 		skb_put(skb, QLCNIC_ILB_PKT_SIZE);
 
-		adapter->ahw->diag_cnt = 0;
+		ahw->diag_cnt = 0;
 		qlcnic_xmit_frame(skb, adapter->netdev);
 
 		loop = 0;
@@ -777,13 +908,14 @@ static int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
 			qlcnic_process_rcv_ring_diag(sds_ring);
 			if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP)
 				break;
-		} while (!adapter->ahw->diag_cnt);
+		} while (!ahw->diag_cnt);
 
 		dev_kfree_skb_any(skb);
 
-		if (!adapter->ahw->diag_cnt)
-			QLCDB(adapter, DRV,
-			"LB Test: packet #%d was not received\n", i + 1);
+		if (!ahw->diag_cnt)
+			netif_warn(adapter->ahw, pktdata, adapter->netdev,
+				   "LB Test: packet #%d was not received\n",
+				   i + 1);
 		else
 			cnt++;
 	}
@@ -791,8 +923,7 @@ static int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
 		dev_warn(&adapter->pdev->dev, "LB Test failed\n");
 		if (mode != QLCNIC_ILB_MODE) {
 			dev_warn(&adapter->pdev->dev,
-				"WARNING: Please make sure external"
-				"loopback connector is plugged in\n");
+				 "Check loopback connector\n");
 		}
 		return -1;
 	}
@@ -803,21 +934,25 @@ static int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	int max_sds_rings = adapter->max_sds_rings;
-	struct qlcnic_hardware_context *ahw = adapter->ahw;
 	struct qlcnic_host_sds_ring *sds_ring;
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
 	int loop = 0;
 	int ret;
 
+	if (QLCNIC_IS_83XX(adapter))
+		goto skip_cap;
 	if (!(ahw->capabilities & QLCNIC_FW_CAPABILITY_MULTI_LOOPBACK)) {
-		netdev_info(netdev, "Firmware is not loopback test capable\n");
+		netdev_err(netdev,
+			   "Firmware is not loopback test capable\n");
 		return -EOPNOTSUPP;
 	}
-
-	QLCDB(adapter, DRV, "%s loopback test in progress\n",
-		   mode == QLCNIC_ILB_MODE ? "internal" : "external");
+skip_cap:
+	netif_info(adapter->ahw, drv, netdev,
+		"%s loopback test in progress\n",
+			mode == QLCNIC_ILB_MODE ? "internal" : "external");
 	if (ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
-		netdev_warn(netdev, "Loopback test not supported for non "
-				"privilege function\n");
+		dev_warn(&adapter->pdev->dev,
+			 "Loopback test invalid for non privileged function\n");
 		return 0;
 	}
 
@@ -829,18 +964,20 @@ static int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
 		goto clear_it;
 
 	sds_ring = &adapter->recv_ctx->sds_rings[0];
-
 	ret = qlcnic_set_lb_mode(adapter, mode);
 	if (ret)
 		goto free_res;
 
+	if (QLCNIC_IS_83XX(adapter))
+		goto skip_fw_msg;
+
 	ahw->diag_cnt = 0;
 	do {
 		msleep(500);
 		qlcnic_process_rcv_ring_diag(sds_ring);
 		if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
-			netdev_info(netdev, "firmware didnt respond to loopback"
-				" configure request\n");
+			netdev_err(netdev,
+				   "No response for loopback request\n");
 			ret = -QLCNIC_FW_NOT_RESPOND;
 			goto free_res;
 		} else if (ahw->diag_cnt) {
@@ -848,7 +985,9 @@ static int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
 			goto free_res;
 		}
 	} while (!QLCNIC_IS_LB_CONFIGURED(ahw->loopback_state));
-
+skip_fw_msg:
+	/* allowing firmware to settle before running traffic */
+	msleep(2000);
 	ret = qlcnic_do_lb_test(adapter, mode);
 
 	qlcnic_clear_lb_mode(adapter, mode);
@@ -884,20 +1023,18 @@ qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 		data[3] = qlcnic_loopback_test(dev, QLCNIC_ILB_MODE);
 		if (data[3])
 			eth_test->flags |= ETH_TEST_FL_FAILED;
-		if (eth_test->flags & ETH_TEST_FL_EXTERNAL_LB) {
-			data[4] = qlcnic_loopback_test(dev, QLCNIC_ELB_MODE);
-			if (data[4])
-				eth_test->flags |= ETH_TEST_FL_FAILED;
-			eth_test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
-		}
+
+		data[4] = qlcnic_eeprom_test(dev);
+		if (data[4])
+			eth_test->flags |= ETH_TEST_FL_FAILED;
 	}
 }
 
 static void
-qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
+qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
-	int index, i, j;
+	int index, i, num_stats;
 
 	switch (stringset) {
 	case ETH_SS_TEST:
@@ -910,14 +1047,34 @@ qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 			       qlcnic_gstrings_stats[index].stat_string,
 			       ETH_GSTRING_LEN);
 		}
-		for (j = 0; j < QLCNIC_MAC_STATS_LEN; index++, j++) {
-			memcpy(data + index * ETH_GSTRING_LEN,
-			       qlcnic_mac_stats_strings[j],
-			       ETH_GSTRING_LEN);
+		if (QLCNIC_IS_83XX(adapter)) {
+			num_stats = ARRAY_SIZE(qlcnic_83xx_tx_stats_strings);
+			for (i = 0; i < num_stats; i++, index++)
+				memcpy(data + index * ETH_GSTRING_LEN,
+				       qlcnic_83xx_tx_stats_strings[i],
+				       ETH_GSTRING_LEN);
+			num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
+			for (i = 0; i < num_stats; i++, index++)
+				memcpy(data + index * ETH_GSTRING_LEN,
+				       qlcnic_83xx_mac_stats_strings[i],
+				       ETH_GSTRING_LEN);
+			num_stats = ARRAY_SIZE(qlcnic_83xx_rx_stats_strings);
+			for (i = 0; i < num_stats; i++, index++)
+				memcpy(data + index * ETH_GSTRING_LEN,
+				       qlcnic_83xx_rx_stats_strings[i],
+				       ETH_GSTRING_LEN);
+			return;
+		} else {
+			num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
+			for (i = 0; i < num_stats; i++, index++)
+				memcpy(data + index * ETH_GSTRING_LEN,
+				       qlcnic_83xx_mac_stats_strings[i],
+				       ETH_GSTRING_LEN);
 		}
 		if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
 			return;
-		for (i = 0; i < QLCNIC_DEVICE_STATS_LEN; index++, i++) {
+		num_stats = ARRAY_SIZE(qlcnic_device_gstrings_stats);
+		for (i = 0; i < num_stats; index++, i++) {
 			memcpy(data + index * ETH_GSTRING_LEN,
 			       qlcnic_device_gstrings_stats[i],
 			       ETH_GSTRING_LEN);
@@ -926,88 +1083,83 @@ qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 }
 
 static void
-qlcnic_fill_stats(int *index, u64 *data, void *stats, int type)
+qlcnic_fill_stats(u64 *data, void *stats, int type)
 {
-	int ind = *index;
-
 	if (type == QLCNIC_MAC_STATS) {
 		struct qlcnic_mac_statistics *mac_stats =
 					(struct qlcnic_mac_statistics *)stats;
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_frames);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_bytes);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_mcast_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_bcast_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_pause_cnt);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_ctrl_pkt);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_64b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_127b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_255b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_511b_pkts);
-		data[ind++] =
-			QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1023b_pkts);
-		data[ind++] =
-			QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1518b_pkts);
-		data[ind++] =
-			QLCNIC_FILL_STATS(mac_stats->mac_tx_gt_1518b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_frames);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_bytes);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_mcast_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_bcast_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_pause_cnt);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_ctrl_pkt);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_64b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_127b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_255b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_511b_pkts);
-		data[ind++] =
-			QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1023b_pkts);
-		data[ind++] =
-			QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1518b_pkts);
-		data[ind++] =
-			QLCNIC_FILL_STATS(mac_stats->mac_rx_gt_1518b_pkts);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_error);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_small);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_large);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_jabber);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_rx_dropped);
-		data[ind++] = QLCNIC_FILL_STATS(mac_stats->mac_align_error);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_frames);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_bytes);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_mcast_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_bcast_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_pause_cnt);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_ctrl_pkt);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_64b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_127b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_255b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_511b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1023b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1518b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_gt_1518b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_frames);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_bytes);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_mcast_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_bcast_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_pause_cnt);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_ctrl_pkt);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_64b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_127b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_255b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_511b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1023b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1518b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_gt_1518b_pkts);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_error);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_small);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_large);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_jabber);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_dropped);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_FCS_error);
+		*data++ = QLCNIC_FILL_STATS(mac_stats->mac_align_error);
 	} else if (type == QLCNIC_ESW_STATS) {
 		struct __qlcnic_esw_statistics *esw_stats =
 				(struct __qlcnic_esw_statistics *)stats;
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->unicast_frames);
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->multicast_frames);
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->broadcast_frames);
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->dropped_frames);
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->errors);
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->local_frames);
-		data[ind++] = QLCNIC_FILL_STATS(esw_stats->numbytes);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->unicast_frames);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->multicast_frames);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->broadcast_frames);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->dropped_frames);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->errors);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->local_frames);
+		*data++ = QLCNIC_FILL_STATS(esw_stats->numbytes);
 	}
-
-	*index = ind;
 }
 
 static void
 qlcnic_get_ethtool_stats(struct net_device *dev,
-			     struct ethtool_stats *stats, u64 * data)
+			 struct ethtool_stats *stats, u64 *data)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	struct qlcnic_esw_statistics port_stats;
 	struct qlcnic_mac_statistics mac_stats;
-	int index, ret;
+	int index, ret, length;
 
-	for (index = 0; index < QLCNIC_STATS_LEN; index++) {
+	length = QLCNIC_STATS_LEN;
+	for (index = 0; index < length; index++) {
 		char *p =
 		    (char *)adapter +
 		    qlcnic_gstrings_stats[index].stat_offset;
-		data[index] =
-		    (qlcnic_gstrings_stats[index].sizeof_stat ==
-		     sizeof(u64)) ? *(u64 *)p:(*(u32 *)p);
+		*data++ = (qlcnic_gstrings_stats[index].sizeof_stat ==
+		     sizeof(u64)) ? (*(u64 *)p) : ((*(u32 *)p));
 	}
 
-	/* Retrieve MAC statistics from firmware */
-	memset(&mac_stats, 0, sizeof(struct qlcnic_mac_statistics));
-	qlcnic_get_mac_stats(adapter, &mac_stats);
-	qlcnic_fill_stats(&index, data, &mac_stats, QLCNIC_MAC_STATS);
+	if (QLCNIC_IS_83XX(adapter)) {
+		return qlcnic_83xx_get_stats(adapter, stats, data);
+	} else {
+		/* Retrieve MAC statistics from firmware */
+		memset(&mac_stats, 0, sizeof(struct qlcnic_mac_statistics));
+		qlcnic_get_mac_stats(adapter, &mac_stats);
+		qlcnic_fill_stats(data, &mac_stats, QLCNIC_MAC_STATS);
+	}
 
 	if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
 		return;
@@ -1018,14 +1170,14 @@ qlcnic_get_ethtool_stats(struct net_device *dev,
 	if (ret)
 		return;
 
-	qlcnic_fill_stats(&index, data, &port_stats.rx, QLCNIC_ESW_STATS);
+	qlcnic_fill_stats(data, &port_stats.rx, QLCNIC_ESW_STATS);
 
 	ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
 			QLCNIC_QUERY_TX_COUNTER, &port_stats.tx);
 	if (ret)
 		return;
 
-	qlcnic_fill_stats(&index, data, &port_stats.tx, QLCNIC_ESW_STATS);
+	qlcnic_fill_stats(data, &port_stats.tx, QLCNIC_ESW_STATS);
 }
 
 static int qlcnic_set_led(struct net_device *dev,
@@ -1035,6 +1187,8 @@ static int qlcnic_set_led(struct net_device *dev,
 	int max_sds_rings = adapter->max_sds_rings;
 	int err = -EIO, active = 1;
 
+	if (QLCNIC_IS_83XX(adapter))
+		return -EOPNOTSUPP;
 	if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
 		netdev_warn(dev, "LED test not supported for non "
 				"privilege function\n");
@@ -1102,6 +1256,8 @@ qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	u32 wol_cfg;
 
+	if (QLCNIC_IS_83XX(adapter))
+		return;
 	wol->supported = 0;
 	wol->wolopts = 0;
 
@@ -1121,8 +1277,10 @@ qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 	struct qlcnic_adapter *adapter = netdev_priv(dev);
 	u32 wol_cfg;
 
-	if (wol->wolopts & ~WAKE_MAGIC)
+	if (QLCNIC_IS_83XX(adapter))
 		return -EOPNOTSUPP;
+	if (wol->wolopts & ~WAKE_MAGIC)
+		return -EINVAL;
 
 	wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
 	if (!(wol_cfg & (1 << adapter->portnum)))
@@ -1313,7 +1471,7 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
 			return 0;
 		}
 		netdev_info(netdev, "Forcing a FW dump\n");
-		qlcnic_dev_request_reset(adapter, 0);
+		qlcnic_dev_request_reset(adapter, val->flag);
 		break;
 	case QLCNIC_DISABLE_FW_DUMP:
 		if (fw_dump->enable && fw_dump->tmpl_hdr) {
@@ -1333,7 +1491,7 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
 		return 0;
 	case QLCNIC_FORCE_FW_RESET:
 		netdev_info(netdev, "Forcing a FW reset\n");
-		qlcnic_dev_request_reset(adapter, 0);
+		qlcnic_dev_request_reset(adapter, val->flag);
 		adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
 		return 0;
 	case QLCNIC_SET_QUIESCENT:
@@ -1347,8 +1505,8 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
 			netdev_err(netdev, "FW dump not supported\n");
 			return -ENOTSUPP;
 		}
-		for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) {
-			if (val->flag == FW_DUMP_LEVELS[i]) {
+		for (i = 0; i < ARRAY_SIZE(qlcnic_fw_dump_level); i++) {
+			if (val->flag == qlcnic_fw_dump_level[i]) {
 				fw_dump->tmpl_hdr->drv_cap_mask =
 							val->flag;
 				netdev_info(netdev, "Driver mask changed to: 0x%x\n",
@@ -1356,7 +1514,7 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
 				return 0;
 			}
 		}
-		netdev_info(netdev, "Invalid dump level: 0x%x\n", val->flag);
+		netdev_err(netdev, "Invalid dump level: 0x%x\n", val->flag);
 		return -EINVAL;
 	}
 	return 0;
@@ -1392,10 +1550,3 @@ const struct ethtool_ops qlcnic_ethtool_ops = {
 	.get_dump_data = qlcnic_get_dump_data,
 	.set_dump = qlcnic_set_dump,
 };
-
-const struct ethtool_ops qlcnic_ethtool_failed_ops = {
-	.get_settings = qlcnic_get_settings,
-	.get_drvinfo = qlcnic_get_drvinfo,
-	.set_msglevel = qlcnic_set_msglevel,
-	.get_msglevel = qlcnic_get_msglevel,
-};
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 673e417..0a6e155 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -3238,39 +3238,61 @@ static struct device_attribute dev_attr_diag_mode = {
 	.store = qlcnic_store_diag_mode,
 };
 
-int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val)
+int qlcnic_validate_max_rss(u8 max_hw, u8 val)
 {
-	if (!use_msi_x && !use_msi) {
-		netdev_info(netdev, "no msix or msi support, hence no rss\n");
-		return -EINVAL;
+	u32 max_allowed;
+
+	if (max_hw > MAX_SDS_RINGS) {
+		max_hw = MAX_SDS_RINGS;
+		pr_info("max rss reset to %d\n", MAX_SDS_RINGS);
 	}
 
-	if ((val > max_hw) || (val <  2) || !is_power_of_2(val)) {
-		netdev_info(netdev, "rss_ring valid range [2 - %x] in "
-			" powers of 2\n", max_hw);
+	max_allowed = rounddown_pow_of_two(
+		min_t(int, max_hw, num_online_cpus()));
+
+	if ((val > max_allowed) || (val <  2) || !is_power_of_2(val)) {
+		pr_info("rss_ring valid range [2 - %x] in powers of 2\n",
+			max_allowed);
 		return -EINVAL;
 	}
 	return 0;
-
 }
 
-int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data)
+int
+qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len)
 {
+	int err;
 	struct net_device *netdev = adapter->netdev;
-	int err = 0;
 
-	if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
+	if (test_bit(__QLCNIC_RESETTING, &adapter->state))
 		return -EBUSY;
 
 	netif_device_detach(netdev);
 	if (netif_running(netdev))
 		__qlcnic_down(adapter, netdev);
+
+	if (QLCNIC_IS_83XX(adapter)) {
+		if (adapter->flags & QLCNIC_MSIX_ENABLED)
+			qlcnic_83xx_config_intrpt(adapter, 0);
+		qlcnic_83xx_free_mbx_intr(adapter);
+	}
+
 	qlcnic_detach(adapter);
 	qlcnic_teardown_intr(adapter);
 
 	err = qlcnic_setup_intr(adapter, data);
 	if (err)
-		netdev_info(netdev, "failed setting max_rss; rss disabled\n");
+		dev_err(&adapter->pdev->dev,
+			"failed setting max_rss; rss disabled\n");
+
+	if (QLCNIC_IS_83XX(adapter)) {
+		err = qlcnic_83xx_setup_mbx_intr(adapter);
+		if (err) {
+			dev_err(&adapter->pdev->dev,
+				"failed to setup mbx interrupt\n");
+			goto done;
+		}
+	}
 
 	if (netif_running(netdev)) {
 		err = qlcnic_attach(adapter);
@@ -3281,10 +3303,11 @@ int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data)
 			goto done;
 		qlcnic_restore_indev_addr(netdev, NETDEV_UP);
 	}
+	err = len;
  done:
 	netif_device_attach(netdev);
-	clear_bit(__QLCNIC_RESETTING, &adapter->state);
 	return err;
+
 }
 
 static int
-- 
1.7.1
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