Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a82457f1 authored by Intiyaz Basha's avatar Intiyaz Basha Committed by David S. Miller
Browse files

liquidio: added support for ethtool --set-channels feature 



adding support for ethtool --set-channels feature

Signed-off-by: default avatarIntiyaz Basha <intiyaz.basha@cavium.com>
Signed-off-by: default avatarRaghu Vatsavayi <raghu.vatsavayi@cavium.com>
Signed-off-by: default avatarFelix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 14aec73a

drivers/net/ethernet/cavium/liquidio/lio_core.c

+11 −6
Original line number Diff line number Diff line
@@ -275,6 +275,11 @@ void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr) 
		netif_info(lio, probe, lio->netdev, "Set RX/TX flow control parameters\n");

		break;



	case OCTNET_CMD_QUEUE_COUNT_CTL:

		netif_info(lio, probe, lio->netdev, "Queue count updated to %d\n",

			   nctrl->ncmd.s.param1);

		break;



	default:

		dev_err(&oct->pci_dev->dev, "%s Unknown cmd %d\n", __func__,

			nctrl->ncmd.s.cmd);
@@ -689,7 +694,8 @@ static int liquidio_napi_poll(struct napi_struct *napi, int budget) 
 * an input queue is for egress packets, and output queues

 * are for ingress packets.

 */

int liquidio_setup_io_queues(struct octeon_device *octeon_dev, int ifidx)

int liquidio_setup_io_queues(struct octeon_device *octeon_dev, int ifidx,

			     u32 num_iqs, u32 num_oqs)

{

	struct octeon_droq_ops droq_ops;

	struct net_device *netdev;
@@ -717,7 +723,7 @@ int liquidio_setup_io_queues(struct octeon_device *octeon_dev, int ifidx) 
	cpu_id_modulus = num_present_cpus();



	/* set up DROQs. */

	for (q = 0; q < lio->linfo.num_rxpciq; q++) {

	for (q = 0; q < num_oqs; q++) {

		q_no = lio->linfo.rxpciq[q].s.q_no;

		dev_dbg(&octeon_dev->pci_dev->dev,

			"%s index:%d linfo.rxpciq.s.q_no:%d\n",
@@ -761,7 +767,7 @@ int liquidio_setup_io_queues(struct octeon_device *octeon_dev, int ifidx) 
	}



	/* set up IQs. */

	for (q = 0; q < lio->linfo.num_txpciq; q++) {

	for (q = 0; q < num_iqs; q++) {

		num_tx_descs = CFG_GET_NUM_TX_DESCS_NIC_IF(

		    octeon_get_conf(octeon_dev), lio->ifidx);

		retval = octeon_setup_iq(octeon_dev, ifidx, q,
@@ -892,7 +898,7 @@ irqreturn_t liquidio_legacy_intr_handler(int irq __attribute__((unused)), 
 *

 *  Enable interrupt in Octeon device as given in the PCI interrupt mask.

 */

int octeon_setup_interrupt(struct octeon_device *oct)

int octeon_setup_interrupt(struct octeon_device *oct, u32 num_ioqs)

{

	struct msix_entry *msix_entries;

	char *queue_irq_names = NULL;
@@ -902,9 +908,9 @@ int octeon_setup_interrupt(struct octeon_device *oct) 
	int num_ioq_vectors;

	int irqret, err;



	oct->num_msix_irqs = num_ioqs;

	if (oct->msix_on) {

		if (OCTEON_CN23XX_PF(oct)) {

			oct->num_msix_irqs = oct->sriov_info.num_pf_rings;

			num_interrupts = MAX_IOQ_INTERRUPTS_PER_PF + 1;



			/* one non ioq interrupt for handling
@@ -912,7 +918,6 @@ int octeon_setup_interrupt(struct octeon_device *oct) 
			 */

			oct->num_msix_irqs += 1;

		} else if (OCTEON_CN23XX_VF(oct)) {

			oct->num_msix_irqs = oct->sriov_info.rings_per_vf;

			num_interrupts = MAX_IOQ_INTERRUPTS_PER_VF;

		}

drivers/net/ethernet/cavium/liquidio/lio_ethtool.c

+172 −18
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include "cn23xx_pf_device.h"

#include "cn23xx_vf_device.h"



static int lio_reset_queues(struct net_device *netdev, uint32_t num_qs);

static int octnet_get_link_stats(struct net_device *netdev);



struct oct_intrmod_context {
@@ -300,6 +301,35 @@ lio_get_vf_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) 
	strncpy(drvinfo->bus_info, pci_name(oct->pci_dev), 32);

}



static int

lio_send_queue_count_update(struct net_device *netdev, uint32_t num_queues)

{

	struct lio *lio = GET_LIO(netdev);

	struct octeon_device *oct = lio->oct_dev;

	struct octnic_ctrl_pkt nctrl;

	int ret = 0;



	memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));



	nctrl.ncmd.u64 = 0;

	nctrl.ncmd.s.cmd = OCTNET_CMD_QUEUE_COUNT_CTL;

	nctrl.ncmd.s.param1 = num_queues;

	nctrl.ncmd.s.param2 = num_queues;

	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;

	nctrl.wait_time = 100;

	nctrl.netpndev = (u64)netdev;

	nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;



	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);

	if (ret < 0) {

		dev_err(&oct->pci_dev->dev, "Failed to send Queue reset command (ret: 0x%x)\n",

			ret);

		return -1;

	}



	return 0;

}



static void

lio_ethtool_get_channels(struct net_device *dev,

			 struct ethtool_channels *channel)
@@ -307,6 +337,7 @@ lio_ethtool_get_channels(struct net_device *dev, 
	struct lio *lio = GET_LIO(dev);

	struct octeon_device *oct = lio->oct_dev;

	u32 max_rx = 0, max_tx = 0, tx_count = 0, rx_count = 0;

	u32 combined_count = 0, max_combined = 0;



	if (OCTEON_CN6XXX(oct)) {

		struct octeon_config *conf6x = CHIP_CONF(oct, cn6xxx);
@@ -316,22 +347,137 @@ lio_ethtool_get_channels(struct net_device *dev, 
		rx_count = CFG_GET_NUM_RXQS_NIC_IF(conf6x, lio->ifidx);

		tx_count = CFG_GET_NUM_TXQS_NIC_IF(conf6x, lio->ifidx);

	} else if (OCTEON_CN23XX_PF(oct)) {



		max_rx = oct->sriov_info.num_pf_rings;

		max_tx = oct->sriov_info.num_pf_rings;

		rx_count = lio->linfo.num_rxpciq;

		tx_count = lio->linfo.num_txpciq;

		max_combined = lio->linfo.num_txpciq;

		combined_count = oct->num_iqs;

	} else if (OCTEON_CN23XX_VF(oct)) {

		max_tx = oct->sriov_info.rings_per_vf;

		max_rx = oct->sriov_info.rings_per_vf;

		rx_count = lio->linfo.num_rxpciq;

		tx_count = lio->linfo.num_txpciq;

		u64 reg_val = 0ULL;

		u64 ctrl = CN23XX_VF_SLI_IQ_PKT_CONTROL64(0);



		reg_val = octeon_read_csr64(oct, ctrl);

		reg_val = reg_val >> CN23XX_PKT_INPUT_CTL_RPVF_POS;

		max_combined = reg_val & CN23XX_PKT_INPUT_CTL_RPVF_MASK;

		combined_count = oct->num_iqs;

	}



	channel->max_rx = max_rx;

	channel->max_tx = max_tx;

	channel->max_combined = max_combined;

	channel->rx_count = rx_count;

	channel->tx_count = tx_count;

	channel->combined_count = combined_count;

}



static int

lio_irq_reallocate_irqs(struct octeon_device *oct, uint32_t num_ioqs)

{

	struct msix_entry *msix_entries;

	int num_msix_irqs = 0;

	int i;



	if (!oct->msix_on)

		return 0;



	/* Disable the input and output queues now. No more packets will

	 * arrive from Octeon.

	 */

	oct->fn_list.disable_interrupt(oct, OCTEON_ALL_INTR);



	if (oct->msix_on) {

		if (OCTEON_CN23XX_PF(oct))

			num_msix_irqs = oct->num_msix_irqs - 1;

		else if (OCTEON_CN23XX_VF(oct))

			num_msix_irqs = oct->num_msix_irqs;



		msix_entries = (struct msix_entry *)oct->msix_entries;

		for (i = 0; i < num_msix_irqs; i++) {

			if (oct->ioq_vector[i].vector) {

				/* clear the affinity_cpumask */

				irq_set_affinity_hint(msix_entries[i].vector,

						      NULL);

				free_irq(msix_entries[i].vector,

					 &oct->ioq_vector[i]);

				oct->ioq_vector[i].vector = 0;

			}

		}



		/* non-iov vector's argument is oct struct */

		if (OCTEON_CN23XX_PF(oct))

			free_irq(msix_entries[i].vector, oct);



		pci_disable_msix(oct->pci_dev);

		kfree(oct->msix_entries);

		oct->msix_entries = NULL;

	}



	kfree(oct->irq_name_storage);

	oct->irq_name_storage = NULL;

	if (octeon_setup_interrupt(oct, num_ioqs)) {

		dev_info(&oct->pci_dev->dev, "Setup interuupt failed\n");

		return 1;

	}



	/* Enable Octeon device interrupts */

	oct->fn_list.enable_interrupt(oct, OCTEON_ALL_INTR);



	return 0;

}



static int

lio_ethtool_set_channels(struct net_device *dev,

			 struct ethtool_channels *channel)

{

	u32 combined_count, max_combined;

	struct lio *lio = GET_LIO(dev);

	struct octeon_device *oct = lio->oct_dev;

	int stopped = 0;



	if (strcmp(oct->fw_info.liquidio_firmware_version, "1.6.1") < 0) {

		dev_err(&oct->pci_dev->dev, "Minimum firmware version required is 1.6.1\n");

		return -EINVAL;

	}



	if (!channel->combined_count || channel->other_count ||

	    channel->rx_count || channel->tx_count)

		return -EINVAL;



	combined_count = channel->combined_count;



	if (OCTEON_CN23XX_PF(oct)) {

		max_combined = channel->max_combined;

	} else if (OCTEON_CN23XX_VF(oct)) {

		u64 reg_val = 0ULL;

		u64 ctrl = CN23XX_VF_SLI_IQ_PKT_CONTROL64(0);



		reg_val = octeon_read_csr64(oct, ctrl);

		reg_val = reg_val >> CN23XX_PKT_INPUT_CTL_RPVF_POS;

		max_combined = reg_val & CN23XX_PKT_INPUT_CTL_RPVF_MASK;

	} else {

		return -EINVAL;

	}



	if (combined_count > max_combined || combined_count < 1)

		return -EINVAL;



	if (combined_count == oct->num_iqs)

		return 0;



	ifstate_set(lio, LIO_IFSTATE_RESETTING);



	if (netif_running(dev)) {

		dev->netdev_ops->ndo_stop(dev);

		stopped = 1;

	}



	if (lio_reset_queues(dev, combined_count))

		return -EINVAL;



	lio_irq_reallocate_irqs(oct, combined_count);

	if (stopped)

		dev->netdev_ops->ndo_open(dev);



	ifstate_reset(lio, LIO_IFSTATE_RESETTING);



	return 0;

}



static int lio_get_eeprom_len(struct net_device *netdev)
@@ -664,15 +810,12 @@ lio_ethtool_get_ringparam(struct net_device *netdev, 
	ering->rx_jumbo_max_pending = 0;

}



static int lio_reset_queues(struct net_device *netdev)

static int lio_reset_queues(struct net_device *netdev, uint32_t num_qs)

{

	struct lio *lio = GET_LIO(netdev);

	struct octeon_device *oct = lio->oct_dev;

	struct napi_struct *napi, *n;

	int i;



	dev_dbg(&oct->pci_dev->dev, "%s:%d ifidx %d\n",

		__func__, __LINE__, lio->ifidx);

	int i, update = 0;



	if (wait_for_pending_requests(oct))

		dev_err(&oct->pci_dev->dev, "There were pending requests\n");
@@ -693,6 +836,12 @@ static int lio_reset_queues(struct net_device *netdev) 
	list_for_each_entry_safe(napi, n, &netdev->napi_list, dev_list)

		netif_napi_del(napi);



	if (num_qs != oct->num_iqs) {

		netif_set_real_num_rx_queues(netdev, num_qs);

		netif_set_real_num_tx_queues(netdev, num_qs);

		update = 1;

	}



	for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct); i++) {

		if (!(oct->io_qmask.oq & BIT_ULL(i)))

			continue;
@@ -710,7 +859,7 @@ static int lio_reset_queues(struct net_device *netdev) 
		return -1;

	}



	if (liquidio_setup_io_queues(oct, 0)) {

	if (liquidio_setup_io_queues(oct, 0, num_qs, num_qs)) {

		dev_err(&oct->pci_dev->dev, "IO queues initialization failed\n");

		return -1;

	}
@@ -721,6 +870,9 @@ static int lio_reset_queues(struct net_device *netdev) 
		return -1;

	}



	if (update && lio_send_queue_count_update(netdev, num_qs))

		return -1;



	return 0;

}
@@ -764,7 +916,7 @@ static int lio_ethtool_set_ringparam(struct net_device *netdev, 
		CFG_SET_NUM_RX_DESCS_NIC_IF(octeon_get_conf(oct), lio->ifidx,

					    rx_count);



	if (lio_reset_queues(netdev))

	if (lio_reset_queues(netdev, lio->linfo.num_txpciq))

		goto err_lio_reset_queues;



	if (stopped)
@@ -1194,7 +1346,7 @@ static void lio_vf_get_ethtool_stats(struct net_device *netdev, 
	/* lio->link_changes */

	data[i++] = CVM_CAST64(lio->link_changes);



	for (vj = 0; vj < lio->linfo.num_txpciq; vj++) {

	for (vj = 0; vj < oct_dev->num_iqs; vj++) {

		j = lio->linfo.txpciq[vj].s.q_no;



		/* packets to network port */
@@ -1236,7 +1388,7 @@ static void lio_vf_get_ethtool_stats(struct net_device *netdev, 
	}



	/* RX */

	for (vj = 0; vj < lio->linfo.num_rxpciq; vj++) {

	for (vj = 0; vj < oct_dev->num_oqs; vj++) {

		j = lio->linfo.rxpciq[vj].s.q_no;



		/* packets send to TCP/IP network stack */
@@ -2705,6 +2857,7 @@ static const struct ethtool_ops lio_ethtool_ops = { 
	.get_ringparam		= lio_ethtool_get_ringparam,

	.set_ringparam		= lio_ethtool_set_ringparam,

	.get_channels		= lio_ethtool_get_channels,

	.set_channels		= lio_ethtool_set_channels,

	.set_phys_id		= lio_set_phys_id,

	.get_eeprom_len		= lio_get_eeprom_len,

	.get_eeprom		= lio_get_eeprom,
@@ -2731,6 +2884,7 @@ static const struct ethtool_ops lio_vf_ethtool_ops = { 
	.get_ringparam		= lio_ethtool_get_ringparam,

	.set_ringparam          = lio_ethtool_set_ringparam,

	.get_channels		= lio_ethtool_get_channels,

	.set_channels		= lio_ethtool_set_channels,

	.get_strings		= lio_vf_get_strings,

	.get_ethtool_stats	= lio_vf_get_ethtool_stats,

	.get_regs_len		= lio_get_regs_len,

drivers/net/ethernet/cavium/liquidio/lio_main.c

+20 −13
Original line number Diff line number Diff line
@@ -560,7 +560,7 @@ static inline void txqs_wake(struct net_device *netdev) 


		for (i = 0; i < netdev->num_tx_queues; i++) {

			int qno = lio->linfo.txpciq[i %

				(lio->linfo.num_txpciq)].s.q_no;

				lio->oct_dev->num_iqs].s.q_no;



			if (__netif_subqueue_stopped(netdev, i)) {

				INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, qno,
@@ -640,7 +640,7 @@ static inline int check_txq_status(struct lio *lio) 
		/* check each sub-queue state */

		for (q = 0; q < numqs; q++) {

			iq = lio->linfo.txpciq[q %

				(lio->linfo.num_txpciq)].s.q_no;

				lio->oct_dev->num_iqs].s.q_no;

			if (octnet_iq_is_full(lio->oct_dev, iq))

				continue;

			if (__netif_subqueue_stopped(lio->netdev, q)) {
@@ -1181,11 +1181,15 @@ static void octeon_destroy_resources(struct octeon_device *oct) 
		if (oct->msix_on) {

			msix_entries = (struct msix_entry *)oct->msix_entries;

			for (i = 0; i < oct->num_msix_irqs - 1; i++) {

				if (oct->ioq_vector[i].vector) {

					/* clear the affinity_cpumask */

				irq_set_affinity_hint(msix_entries[i].vector,

					irq_set_affinity_hint(

							msix_entries[i].vector,

							NULL);

					free_irq(msix_entries[i].vector,

						 &oct->ioq_vector[i]);

					oct->ioq_vector[i].vector = 0;

				}

			}

			/* non-iov vector's argument is oct struct */

			free_irq(msix_entries[i].vector, oct);
@@ -1465,7 +1469,7 @@ static int liquidio_stop_nic_module(struct octeon_device *oct) 


	for (i = 0; i < oct->ifcount; i++) {

		lio = GET_LIO(oct->props[i].netdev);

		for (j = 0; j < lio->linfo.num_rxpciq; j++)

		for (j = 0; j < oct->num_oqs; j++)

			octeon_unregister_droq_ops(oct,

						   lio->linfo.rxpciq[j].s.q_no);

	}
@@ -1605,7 +1609,7 @@ static inline int check_txq_state(struct lio *lio, struct sk_buff *skb) 


	if (netif_is_multiqueue(lio->netdev)) {

		q = skb->queue_mapping;

		iq = lio->linfo.txpciq[(q % (lio->linfo.num_txpciq))].s.q_no;

		iq = lio->linfo.txpciq[(q % lio->oct_dev->num_iqs)].s.q_no;

	} else {

		iq = lio->txq;

		q = iq;
@@ -2262,7 +2266,7 @@ static struct net_device_stats *liquidio_get_stats(struct net_device *netdev) 
	if (ifstate_check(lio, LIO_IFSTATE_RESETTING))

		return stats;



	for (i = 0; i < lio->linfo.num_txpciq; i++) {

	for (i = 0; i < oct->num_iqs; i++) {

		iq_no = lio->linfo.txpciq[i].s.q_no;

		iq_stats = &oct->instr_queue[iq_no]->stats;

		pkts += iq_stats->tx_done;
@@ -2278,7 +2282,7 @@ static struct net_device_stats *liquidio_get_stats(struct net_device *netdev) 
	drop = 0;

	bytes = 0;



	for (i = 0; i < lio->linfo.num_rxpciq; i++) {

	for (i = 0; i < oct->num_oqs; i++) {

		oq_no = lio->linfo.rxpciq[i].s.q_no;

		oq_stats = &oct->droq[oq_no]->stats;

		pkts += oq_stats->rx_pkts_received;
@@ -3533,7 +3537,9 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) 
		 */

		lio->txq = lio->linfo.txpciq[0].s.q_no;

		lio->rxq = lio->linfo.rxpciq[0].s.q_no;

		if (liquidio_setup_io_queues(octeon_dev, i)) {

		if (liquidio_setup_io_queues(octeon_dev, i,

					     lio->linfo.num_txpciq,

					     lio->linfo.num_rxpciq)) {

			dev_err(&octeon_dev->pci_dev->dev, "I/O queues creation failed\n");

			goto setup_nic_dev_fail;

		}
@@ -4012,7 +4018,8 @@ static int octeon_device_init(struct octeon_device *octeon_dev) 


	/* Setup the interrupt handler and record the INT SUM register address

	 */

	if (octeon_setup_interrupt(octeon_dev))

	if (octeon_setup_interrupt(octeon_dev,

				   octeon_dev->sriov_info.num_pf_rings))

		return 1;



	/* Enable Octeon device interrupts */

drivers/net/ethernet/cavium/liquidio/lio_vf_main.c

+17 −11
Original line number Diff line number Diff line
@@ -342,7 +342,7 @@ static void txqs_wake(struct net_device *netdev) 
		int i;



		for (i = 0; i < netdev->num_tx_queues; i++) {

			int qno = lio->linfo.txpciq[i % (lio->linfo.num_txpciq)]

			int qno = lio->linfo.txpciq[i % lio->oct_dev->num_iqs]

				      .s.q_no;

			if (__netif_subqueue_stopped(netdev, i)) {

				INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, qno,
@@ -750,10 +750,14 @@ static void octeon_destroy_resources(struct octeon_device *oct) 
		if (oct->msix_on) {

			msix_entries = (struct msix_entry *)oct->msix_entries;

			for (i = 0; i < oct->num_msix_irqs; i++) {

				irq_set_affinity_hint(msix_entries[i].vector,

				if (oct->ioq_vector[i].vector) {

					irq_set_affinity_hint(

							msix_entries[i].vector,

							NULL);

					free_irq(msix_entries[i].vector,

						 &oct->ioq_vector[i]);

					oct->ioq_vector[i].vector = 0;

				}

			}

			pci_disable_msix(oct->pci_dev);

			kfree(oct->msix_entries);
@@ -986,7 +990,7 @@ static int liquidio_stop_nic_module(struct octeon_device *oct) 


	for (i = 0; i < oct->ifcount; i++) {

		lio = GET_LIO(oct->props[i].netdev);

		for (j = 0; j < lio->linfo.num_rxpciq; j++)

		for (j = 0; j < oct->num_oqs; j++)

			octeon_unregister_droq_ops(oct,

						   lio->linfo.rxpciq[j].s.q_no);

	}
@@ -1074,7 +1078,7 @@ static int check_txq_state(struct lio *lio, struct sk_buff *skb) 


	if (netif_is_multiqueue(lio->netdev)) {

		q = skb->queue_mapping;

		iq = lio->linfo.txpciq[(q % (lio->linfo.num_txpciq))].s.q_no;

		iq = lio->linfo.txpciq[q % lio->oct_dev->num_iqs].s.q_no;

	} else {

		iq = lio->txq;

		q = iq;
@@ -1494,7 +1498,7 @@ static struct net_device_stats *liquidio_get_stats(struct net_device *netdev) 
	if (ifstate_check(lio, LIO_IFSTATE_RESETTING))

		return stats;



	for (i = 0; i < lio->linfo.num_txpciq; i++) {

	for (i = 0; i < oct->num_iqs; i++) {

		iq_no = lio->linfo.txpciq[i].s.q_no;

		iq_stats = &oct->instr_queue[iq_no]->stats;

		pkts += iq_stats->tx_done;
@@ -1510,7 +1514,7 @@ static struct net_device_stats *liquidio_get_stats(struct net_device *netdev) 
	drop = 0;

	bytes = 0;



	for (i = 0; i < lio->linfo.num_rxpciq; i++) {

	for (i = 0; i < oct->num_oqs; i++) {

		oq_no = lio->linfo.rxpciq[i].s.q_no;

		oq_stats = &oct->droq[oq_no]->stats;

		pkts += oq_stats->rx_pkts_received;
@@ -2465,7 +2469,9 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) 
		/* Copy MAC Address to OS network device structure */

		ether_addr_copy(netdev->dev_addr, mac);



		if (liquidio_setup_io_queues(octeon_dev, i)) {

		if (liquidio_setup_io_queues(octeon_dev, i,

					     lio->linfo.num_txpciq,

					     lio->linfo.num_rxpciq)) {

			dev_err(&octeon_dev->pci_dev->dev, "I/O queues creation failed\n");

			goto setup_nic_dev_fail;

		}
@@ -2688,7 +2694,7 @@ static int octeon_device_init(struct octeon_device *oct) 
		 LIQUIDIO_VERSION, oct->sriov_info.rings_per_vf);



	/* Setup the interrupt handler and record the INT SUM register address*/

	if (octeon_setup_interrupt(oct))

	if (octeon_setup_interrupt(oct, oct->sriov_info.rings_per_vf))

		return 1;



	atomic_set(&oct->status, OCT_DEV_INTR_SET_DONE);

drivers/net/ethernet/cavium/liquidio/liquidio_common.h

+3 −0
Original line number Diff line number Diff line
@@ -226,6 +226,9 @@ static inline void add_sg_size(struct octeon_sg_entry *sg_entry, 


#define   OCTNET_CMD_SET_UC_LIST       0x1b

#define   OCTNET_CMD_SET_VF_LINKSTATE  0x1c



#define   OCTNET_CMD_QUEUE_COUNT_CTL	0x1f



#define   OCTNET_CMD_VXLAN_PORT_ADD    0x0

#define   OCTNET_CMD_VXLAN_PORT_DEL    0x1

#define   OCTNET_CMD_RXCSUM_ENABLE     0x0