#include <rte_eal.h>
#include <rte_alarm.h>
#include <rte_ether.h>
-#include <rte_ethdev_driver.h>
-#include <rte_ethdev_pci.h>
+#include <ethdev_driver.h>
+#include <ethdev_pci.h>
#include <rte_string_fns.h>
#include <rte_malloc.h>
#include <rte_dev.h>
#include "vmxnet3_logs.h"
#include "vmxnet3_ethdev.h"
-#define PROCESS_SYS_EVENTS 0
-
#define VMXNET3_TX_MAX_SEG UINT8_MAX
#define VMXNET3_TX_OFFLOAD_CAP \
(DEV_TX_OFFLOAD_VLAN_INSERT | \
- DEV_TX_OFFLOAD_IPV4_CKSUM | \
DEV_TX_OFFLOAD_TCP_CKSUM | \
DEV_TX_OFFLOAD_UDP_CKSUM | \
DEV_TX_OFFLOAD_TCP_TSO | \
(DEV_RX_OFFLOAD_VLAN_STRIP | \
DEV_RX_OFFLOAD_VLAN_FILTER | \
DEV_RX_OFFLOAD_SCATTER | \
- DEV_RX_OFFLOAD_IPV4_CKSUM | \
DEV_RX_OFFLOAD_UDP_CKSUM | \
DEV_RX_OFFLOAD_TCP_CKSUM | \
DEV_RX_OFFLOAD_TCP_LRO | \
- DEV_RX_OFFLOAD_JUMBO_FRAME)
+ DEV_RX_OFFLOAD_JUMBO_FRAME | \
+ DEV_RX_OFFLOAD_RSS_HASH)
+
+int vmxnet3_segs_dynfield_offset = -1;
static int eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev);
static int eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev);
static int vmxnet3_dev_configure(struct rte_eth_dev *dev);
static int vmxnet3_dev_start(struct rte_eth_dev *dev);
-static void vmxnet3_dev_stop(struct rte_eth_dev *dev);
-static void vmxnet3_dev_close(struct rte_eth_dev *dev);
+static int vmxnet3_dev_stop(struct rte_eth_dev *dev);
+static int vmxnet3_dev_close(struct rte_eth_dev *dev);
+static int vmxnet3_dev_reset(struct rte_eth_dev *dev);
static void vmxnet3_dev_set_rxmode(struct vmxnet3_hw *hw, uint32_t feature, int set);
-static void vmxnet3_dev_promiscuous_enable(struct rte_eth_dev *dev);
-static void vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev);
-static void vmxnet3_dev_allmulticast_enable(struct rte_eth_dev *dev);
-static void vmxnet3_dev_allmulticast_disable(struct rte_eth_dev *dev);
+static int vmxnet3_dev_promiscuous_enable(struct rte_eth_dev *dev);
+static int vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev);
+static int vmxnet3_dev_allmulticast_enable(struct rte_eth_dev *dev);
+static int vmxnet3_dev_allmulticast_disable(struct rte_eth_dev *dev);
static int __vmxnet3_dev_link_update(struct rte_eth_dev *dev,
int wait_to_complete);
static int vmxnet3_dev_link_update(struct rte_eth_dev *dev,
static void vmxnet3_hw_stats_save(struct vmxnet3_hw *hw);
static int vmxnet3_dev_stats_get(struct rte_eth_dev *dev,
struct rte_eth_stats *stats);
-static void vmxnet3_dev_stats_reset(struct rte_eth_dev *dev);
+static int vmxnet3_dev_stats_reset(struct rte_eth_dev *dev);
static int vmxnet3_dev_xstats_get_names(struct rte_eth_dev *dev,
struct rte_eth_xstat_name *xstats,
unsigned int n);
static int vmxnet3_dev_xstats_get(struct rte_eth_dev *dev,
struct rte_eth_xstat *xstats, unsigned int n);
-static void vmxnet3_dev_info_get(struct rte_eth_dev *dev,
- struct rte_eth_dev_info *dev_info);
+static int vmxnet3_dev_info_get(struct rte_eth_dev *dev,
+ struct rte_eth_dev_info *dev_info);
static const uint32_t *
vmxnet3_dev_supported_ptypes_get(struct rte_eth_dev *dev);
+static int vmxnet3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
static int vmxnet3_dev_vlan_filter_set(struct rte_eth_dev *dev,
uint16_t vid, int on);
static int vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
static int vmxnet3_mac_addr_set(struct rte_eth_dev *dev,
struct rte_ether_addr *mac_addr);
+static void vmxnet3_process_events(struct rte_eth_dev *dev);
static void vmxnet3_interrupt_handler(void *param);
-
-int vmxnet3_logtype_init;
-int vmxnet3_logtype_driver;
+static int vmxnet3_dev_rx_queue_intr_enable(struct rte_eth_dev *dev,
+ uint16_t queue_id);
+static int vmxnet3_dev_rx_queue_intr_disable(struct rte_eth_dev *dev,
+ uint16_t queue_id);
/*
* The set of PCI devices this driver supports
.dev_start = vmxnet3_dev_start,
.dev_stop = vmxnet3_dev_stop,
.dev_close = vmxnet3_dev_close,
+ .dev_reset = vmxnet3_dev_reset,
.promiscuous_enable = vmxnet3_dev_promiscuous_enable,
.promiscuous_disable = vmxnet3_dev_promiscuous_disable,
.allmulticast_enable = vmxnet3_dev_allmulticast_enable,
.mac_addr_set = vmxnet3_mac_addr_set,
.dev_infos_get = vmxnet3_dev_info_get,
.dev_supported_ptypes_get = vmxnet3_dev_supported_ptypes_get,
+ .mtu_set = vmxnet3_dev_mtu_set,
.vlan_filter_set = vmxnet3_dev_vlan_filter_set,
.vlan_offload_set = vmxnet3_dev_vlan_offload_set,
.rx_queue_setup = vmxnet3_dev_rx_queue_setup,
.rx_queue_release = vmxnet3_dev_rx_queue_release,
.tx_queue_setup = vmxnet3_dev_tx_queue_setup,
.tx_queue_release = vmxnet3_dev_tx_queue_release,
+ .rx_queue_intr_enable = vmxnet3_dev_rx_queue_intr_enable,
+ .rx_queue_intr_disable = vmxnet3_dev_rx_queue_intr_disable,
};
struct vmxnet3_xstats_name_off {
}
/*
- * This function is based on vmxnet3_disable_intr()
+ * Enable the given interrupt
*/
static void
-vmxnet3_disable_intr(struct vmxnet3_hw *hw)
+vmxnet3_enable_intr(struct vmxnet3_hw *hw, unsigned int intr_idx)
{
- int i;
+ PMD_INIT_FUNC_TRACE();
+ VMXNET3_WRITE_BAR0_REG(hw, VMXNET3_REG_IMR + intr_idx * 8, 0);
+}
+/*
+ * Disable the given interrupt
+ */
+static void
+vmxnet3_disable_intr(struct vmxnet3_hw *hw, unsigned int intr_idx)
+{
PMD_INIT_FUNC_TRACE();
+ VMXNET3_WRITE_BAR0_REG(hw, VMXNET3_REG_IMR + intr_idx * 8, 1);
+}
- hw->shared->devRead.intrConf.intrCtrl |= VMXNET3_IC_DISABLE_ALL;
- for (i = 0; i < hw->num_intrs; i++)
- VMXNET3_WRITE_BAR0_REG(hw, VMXNET3_REG_IMR + i * 8, 1);
+/*
+ * Enable all intrs used by the device
+ */
+static void
+vmxnet3_enable_all_intrs(struct vmxnet3_hw *hw)
+{
+ Vmxnet3_DSDevRead *devRead = &hw->shared->devRead;
+
+ PMD_INIT_FUNC_TRACE();
+
+ devRead->intrConf.intrCtrl &= rte_cpu_to_le_32(~VMXNET3_IC_DISABLE_ALL);
+
+ if (hw->intr.lsc_only) {
+ vmxnet3_enable_intr(hw, devRead->intrConf.eventIntrIdx);
+ } else {
+ int i;
+
+ for (i = 0; i < hw->intr.num_intrs; i++)
+ vmxnet3_enable_intr(hw, i);
+ }
}
+/*
+ * Disable all intrs used by the device
+ */
static void
-vmxnet3_enable_intr(struct vmxnet3_hw *hw)
+vmxnet3_disable_all_intrs(struct vmxnet3_hw *hw)
{
int i;
PMD_INIT_FUNC_TRACE();
- hw->shared->devRead.intrConf.intrCtrl &= ~VMXNET3_IC_DISABLE_ALL;
+ hw->shared->devRead.intrConf.intrCtrl |=
+ rte_cpu_to_le_32(VMXNET3_IC_DISABLE_ALL);
for (i = 0; i < hw->num_intrs; i++)
- VMXNET3_WRITE_BAR0_REG(hw, VMXNET3_REG_IMR + i * 8, 0);
+ vmxnet3_disable_intr(hw, i);
}
/*
struct vmxnet3_hw *hw = eth_dev->data->dev_private;
uint32_t mac_hi, mac_lo, ver;
struct rte_eth_link link;
+ static const struct rte_mbuf_dynfield vmxnet3_segs_dynfield_desc = {
+ .name = VMXNET3_SEGS_DYNFIELD_NAME,
+ .size = sizeof(vmxnet3_segs_dynfield_t),
+ .align = __alignof__(vmxnet3_segs_dynfield_t),
+ };
PMD_INIT_FUNC_TRACE();
eth_dev->tx_pkt_prepare = vmxnet3_prep_pkts;
pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
+ /* extra mbuf field is required to guess MSS */
+ vmxnet3_segs_dynfield_offset =
+ rte_mbuf_dynfield_register(&vmxnet3_segs_dynfield_desc);
+ if (vmxnet3_segs_dynfield_offset < 0) {
+ PMD_INIT_LOG(ERR, "Cannot register mbuf field.");
+ return -rte_errno;
+ }
+
/*
* for secondary processes, we don't initialize any further as primary
* has already done this work.
return 0;
rte_eth_copy_pci_info(eth_dev, pci_dev);
+ eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
/* Vendor and Device ID need to be set before init of shared code */
hw->device_id = pci_dev->id.device_id;
return -EIO;
}
- PMD_INIT_LOG(DEBUG, "Using device version %d\n", hw->version);
+ PMD_INIT_LOG(INFO, "Using device v%d", hw->version);
/* Check UPT version compatibility with driver. */
ver = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_UVRS);
memcpy(hw->perm_addr + 4, &mac_hi, 2);
/* Allocate memory for storing MAC addresses */
- eth_dev->data->mac_addrs = rte_zmalloc("vmxnet3", ETHER_ADDR_LEN *
+ eth_dev->data->mac_addrs = rte_zmalloc("vmxnet3", RTE_ETHER_ADDR_LEN *
VMXNET3_MAX_MAC_ADDRS, 0);
if (eth_dev->data->mac_addrs == NULL) {
PMD_INIT_LOG(ERR,
"Failed to allocate %d bytes needed to store MAC addresses",
- ETHER_ADDR_LEN * VMXNET3_MAX_MAC_ADDRS);
+ RTE_ETHER_ADDR_LEN * VMXNET3_MAX_MAC_ADDRS);
return -ENOMEM;
}
/* Copy the permanent MAC address */
rte_ether_addr_copy((struct rte_ether_addr *)hw->perm_addr,
ð_dev->data->mac_addrs[0]);
- PMD_INIT_LOG(DEBUG, "MAC Address : %02x:%02x:%02x:%02x:%02x:%02x",
+ PMD_INIT_LOG(DEBUG, "MAC Address : " RTE_ETHER_ADDR_PRT_FMT,
hw->perm_addr[0], hw->perm_addr[1], hw->perm_addr[2],
hw->perm_addr[3], hw->perm_addr[4], hw->perm_addr[5]);
- /* Flag to call rte_eth_dev_release_port() in rte_eth_dev_close(). */
- eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;
-
/* Put device in Quiesce Mode */
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_QUIESCE_DEV);
return -EBUSY;
}
- eth_dev->dev_ops = NULL;
- eth_dev->rx_pkt_burst = NULL;
- eth_dev->tx_pkt_burst = NULL;
- eth_dev->tx_pkt_prepare = NULL;
-
return 0;
}
.remove = eth_vmxnet3_pci_remove,
};
+static void
+vmxnet3_alloc_intr_resources(struct rte_eth_dev *dev)
+{
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+ uint32_t cfg;
+ int nvec = 1; /* for link event */
+
+ /* intr settings */
+ VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
+ VMXNET3_CMD_GET_CONF_INTR);
+ cfg = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_CMD);
+ hw->intr.type = cfg & 0x3;
+ hw->intr.mask_mode = (cfg >> 2) & 0x3;
+
+ if (hw->intr.type == VMXNET3_IT_AUTO)
+ hw->intr.type = VMXNET3_IT_MSIX;
+
+ if (hw->intr.type == VMXNET3_IT_MSIX) {
+ /* only support shared tx/rx intr */
+ if (hw->num_tx_queues != hw->num_rx_queues)
+ goto msix_err;
+
+ nvec += hw->num_rx_queues;
+ hw->intr.num_intrs = nvec;
+ return;
+ }
+
+msix_err:
+ /* the tx/rx queue interrupt will be disabled */
+ hw->intr.num_intrs = 2;
+ hw->intr.lsc_only = TRUE;
+ PMD_INIT_LOG(INFO, "Enabled MSI-X with %d vectors", hw->intr.num_intrs);
+}
+
static int
vmxnet3_dev_configure(struct rte_eth_dev *dev)
{
PMD_INIT_FUNC_TRACE();
+ if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
+ dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
+
if (dev->data->nb_tx_queues > VMXNET3_MAX_TX_QUEUES ||
dev->data->nb_rx_queues > VMXNET3_MAX_RX_QUEUES) {
PMD_INIT_LOG(ERR, "ERROR: Number of queues not supported");
hw->rss_confPA = mz->iova;
}
+ vmxnet3_alloc_intr_resources(dev);
+
return 0;
}
uint32_t val;
PMD_INIT_LOG(DEBUG,
- "Writing MAC Address : %02x:%02x:%02x:%02x:%02x:%02x",
+ "Writing MAC Address : " RTE_ETHER_ADDR_PRT_FMT,
addr[0], addr[1], addr[2],
addr[3], addr[4], addr[5]);
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_MACH, val);
}
+/*
+ * Configure the hardware to generate MSI-X interrupts.
+ * If setting up MSIx fails, try setting up MSI (only 1 interrupt vector
+ * which will be disabled to allow lsc to work).
+ *
+ * Returns 0 on success and -1 otherwise.
+ */
+static int
+vmxnet3_configure_msix(struct rte_eth_dev *dev)
+{
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+ struct rte_intr_handle *intr_handle = dev->intr_handle;
+ uint16_t intr_vector;
+ int i;
+
+ hw->intr.event_intr_idx = 0;
+
+ /* only vfio-pci driver can support interrupt mode. */
+ if (!rte_intr_cap_multiple(intr_handle) ||
+ dev->data->dev_conf.intr_conf.rxq == 0)
+ return -1;
+
+ intr_vector = dev->data->nb_rx_queues;
+ if (intr_vector > VMXNET3_MAX_RX_QUEUES) {
+ PMD_INIT_LOG(ERR, "At most %d intr queues supported",
+ VMXNET3_MAX_RX_QUEUES);
+ return -ENOTSUP;
+ }
+
+ if (rte_intr_efd_enable(intr_handle, intr_vector)) {
+ PMD_INIT_LOG(ERR, "Failed to enable fastpath event fd");
+ return -1;
+ }
+
+ if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
+ intr_handle->intr_vec =
+ rte_zmalloc("intr_vec",
+ dev->data->nb_rx_queues * sizeof(int), 0);
+ if (intr_handle->intr_vec == NULL) {
+ PMD_INIT_LOG(ERR, "Failed to allocate %d Rx queues intr_vec",
+ dev->data->nb_rx_queues);
+ rte_intr_efd_disable(intr_handle);
+ return -ENOMEM;
+ }
+ }
+
+ if (!rte_intr_allow_others(intr_handle) &&
+ dev->data->dev_conf.intr_conf.lsc != 0) {
+ PMD_INIT_LOG(ERR, "not enough intr vector to support both Rx interrupt and LSC");
+ rte_free(intr_handle->intr_vec);
+ intr_handle->intr_vec = NULL;
+ rte_intr_efd_disable(intr_handle);
+ return -1;
+ }
+
+ /* if we cannot allocate one MSI-X vector per queue, don't enable
+ * interrupt mode.
+ */
+ if (hw->intr.num_intrs != (intr_handle->nb_efd + 1)) {
+ PMD_INIT_LOG(ERR, "Device configured with %d Rx intr vectors, expecting %d",
+ hw->intr.num_intrs, intr_handle->nb_efd + 1);
+ rte_free(intr_handle->intr_vec);
+ intr_handle->intr_vec = NULL;
+ rte_intr_efd_disable(intr_handle);
+ return -1;
+ }
+
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ intr_handle->intr_vec[i] = i + 1;
+
+ for (i = 0; i < hw->intr.num_intrs; i++)
+ hw->intr.mod_levels[i] = UPT1_IML_ADAPTIVE;
+
+ PMD_INIT_LOG(INFO, "intr type %u, mode %u, %u vectors allocated",
+ hw->intr.type, hw->intr.mask_mode, hw->intr.num_intrs);
+
+ return 0;
+}
+
static int
vmxnet3_dev_setup_memreg(struct rte_eth_dev *dev)
{
{
struct rte_eth_conf port_conf = dev->data->dev_conf;
struct vmxnet3_hw *hw = dev->data->dev_private;
+ struct rte_intr_handle *intr_handle = dev->intr_handle;
uint32_t mtu = dev->data->mtu;
Vmxnet3_DriverShared *shared = hw->shared;
Vmxnet3_DSDevRead *devRead = &shared->devRead;
devRead->misc.numTxQueues = hw->num_tx_queues;
devRead->misc.numRxQueues = hw->num_rx_queues;
- /*
- * Set number of interrupts to 1
- * PMD by default disables all the interrupts but this is MUST
- * to activate device. It needs at least one interrupt for
- * link events to handle
- */
- hw->num_intrs = devRead->intrConf.numIntrs = 1;
- devRead->intrConf.intrCtrl |= VMXNET3_IC_DISABLE_ALL;
-
for (i = 0; i < hw->num_tx_queues; i++) {
Vmxnet3_TxQueueDesc *tqd = &hw->tqd_start[i];
vmxnet3_tx_queue_t *txq = dev->data->tx_queues[i];
tqd->conf.compRingSize = txq->comp_ring.size;
tqd->conf.dataRingSize = txq->data_ring.size;
tqd->conf.txDataRingDescSize = txq->txdata_desc_size;
- tqd->conf.intrIdx = txq->comp_ring.intr_idx;
- tqd->status.stopped = TRUE;
- tqd->status.error = 0;
+
+ if (hw->intr.lsc_only)
+ tqd->conf.intrIdx = 1;
+ else
+ tqd->conf.intrIdx = intr_handle->intr_vec[i];
+ tqd->status.stopped = TRUE;
+ tqd->status.error = 0;
memset(&tqd->stats, 0, sizeof(tqd->stats));
}
rqd->conf.rxRingSize[0] = rxq->cmd_ring[0].size;
rqd->conf.rxRingSize[1] = rxq->cmd_ring[1].size;
rqd->conf.compRingSize = rxq->comp_ring.size;
- rqd->conf.intrIdx = rxq->comp_ring.intr_idx;
- if (VMXNET3_VERSION_GE_3(hw)) {
- rqd->conf.rxDataRingBasePA = rxq->data_ring.basePA;
- rqd->conf.rxDataRingDescSize = rxq->data_desc_size;
- }
- rqd->status.stopped = TRUE;
- rqd->status.error = 0;
+
+ if (hw->intr.lsc_only)
+ rqd->conf.intrIdx = 1;
+ else
+ rqd->conf.intrIdx = intr_handle->intr_vec[i];
+ rqd->status.stopped = TRUE;
+ rqd->status.error = 0;
memset(&rqd->stats, 0, sizeof(rqd->stats));
}
+ /* intr settings */
+ devRead->intrConf.autoMask = hw->intr.mask_mode == VMXNET3_IMM_AUTO;
+ devRead->intrConf.numIntrs = hw->intr.num_intrs;
+ for (i = 0; i < hw->intr.num_intrs; i++)
+ devRead->intrConf.modLevels[i] = hw->intr.mod_levels[i];
+
+ devRead->intrConf.eventIntrIdx = hw->intr.event_intr_idx;
+ devRead->intrConf.intrCtrl |= rte_cpu_to_le_32(VMXNET3_IC_DISABLE_ALL);
+
/* RxMode set to 0 of VMXNET3_RXM_xxx */
devRead->rxFilterConf.rxMode = 0;
/* Save stats before it is reset by CMD_ACTIVATE */
vmxnet3_hw_stats_save(hw);
+ /* configure MSI-X */
+ ret = vmxnet3_configure_msix(dev);
+ if (ret < 0) {
+ /* revert to lsc only */
+ hw->intr.num_intrs = 2;
+ hw->intr.lsc_only = TRUE;
+ }
+
ret = vmxnet3_setup_driver_shared(dev);
if (ret != VMXNET3_SUCCESS)
return ret;
- /* check if lsc interrupt feature is enabled */
- if (dev->data->dev_conf.intr_conf.lsc) {
- struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
-
- /* Setup interrupt callback */
- rte_intr_callback_register(&pci_dev->intr_handle,
- vmxnet3_interrupt_handler, dev);
-
- if (rte_intr_enable(&pci_dev->intr_handle) < 0) {
- PMD_INIT_LOG(ERR, "interrupt enable failed");
- return -EIO;
- }
- }
-
/* Exchange shared data with device */
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_DSAL,
VMXNET3_GET_ADDR_LO(hw->sharedPA));
PMD_INIT_LOG(DEBUG, "Failed to setup memory region\n");
}
- if (VMXNET3_VERSION_GE_4(hw)) {
+ if (VMXNET3_VERSION_GE_4(hw) &&
+ dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_RSS) {
/* Check for additional RSS */
ret = vmxnet3_v4_rss_configure(dev);
if (ret != VMXNET3_SUCCESS) {
}
}
- /* Disable interrupts */
- vmxnet3_disable_intr(hw);
-
/*
* Load RX queues with blank mbufs and update next2fill index for device
* Update RxMode of the device
/* Setting proper Rx Mode and issue Rx Mode Update command */
vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_UCAST | VMXNET3_RXM_BCAST, 1);
- if (dev->data->dev_conf.intr_conf.lsc) {
- vmxnet3_enable_intr(hw);
+ /* Setup interrupt callback */
+ rte_intr_callback_register(dev->intr_handle,
+ vmxnet3_interrupt_handler, dev);
- /*
- * Update link state from device since this won't be
- * done upon starting with lsc in use. This is done
- * only after enabling interrupts to avoid any race
- * where the link state could change without an
- * interrupt being fired.
- */
- __vmxnet3_dev_link_update(dev, 0);
+ if (rte_intr_enable(dev->intr_handle) < 0) {
+ PMD_INIT_LOG(ERR, "interrupt enable failed");
+ return -EIO;
}
+ /* enable all intrs */
+ vmxnet3_enable_all_intrs(hw);
+
+ vmxnet3_process_events(dev);
+
+ /*
+ * Update link state from device since this won't be
+ * done upon starting with lsc in use. This is done
+ * only after enabling interrupts to avoid any race
+ * where the link state could change without an
+ * interrupt being fired.
+ */
+ __vmxnet3_dev_link_update(dev, 0);
+
return VMXNET3_SUCCESS;
}
/*
* Stop device: disable rx and tx functions to allow for reconfiguring.
*/
-static void
+static int
vmxnet3_dev_stop(struct rte_eth_dev *dev)
{
struct rte_eth_link link;
struct vmxnet3_hw *hw = dev->data->dev_private;
+ struct rte_intr_handle *intr_handle = dev->intr_handle;
+ int ret;
PMD_INIT_FUNC_TRACE();
if (hw->adapter_stopped == 1) {
PMD_INIT_LOG(DEBUG, "Device already stopped.");
- return;
+ return 0;
}
- /* disable interrupts */
- vmxnet3_disable_intr(hw);
+ do {
+ /* Unregister has lock to make sure there is no running cb.
+ * This has to happen first since vmxnet3_interrupt_handler
+ * reenables interrupts by calling vmxnet3_enable_intr
+ */
+ ret = rte_intr_callback_unregister(intr_handle,
+ vmxnet3_interrupt_handler,
+ (void *)-1);
+ } while (ret == -EAGAIN);
- if (dev->data->dev_conf.intr_conf.lsc) {
- struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
+ if (ret < 0)
+ PMD_DRV_LOG(ERR, "Error attempting to unregister intr cb: %d",
+ ret);
- rte_intr_disable(&pci_dev->intr_handle);
+ PMD_INIT_LOG(DEBUG, "Disabled %d intr callbacks", ret);
- rte_intr_callback_unregister(&pci_dev->intr_handle,
- vmxnet3_interrupt_handler, dev);
+ /* disable interrupts */
+ vmxnet3_disable_all_intrs(hw);
+
+ rte_intr_disable(intr_handle);
+
+ /* Clean datapath event and queue/vector mapping */
+ rte_intr_efd_disable(intr_handle);
+ if (intr_handle->intr_vec != NULL) {
+ rte_free(intr_handle->intr_vec);
+ intr_handle->intr_vec = NULL;
}
/* quiesce the device first */
rte_eth_linkstatus_set(dev, &link);
hw->adapter_stopped = 1;
+ dev->data->dev_started = 0;
+
+ return 0;
}
static void
/*
* Reset and stop device.
*/
-static void
+static int
vmxnet3_dev_close(struct rte_eth_dev *dev)
{
+ int ret;
PMD_INIT_FUNC_TRACE();
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
- vmxnet3_dev_stop(dev);
+ ret = vmxnet3_dev_stop(dev);
vmxnet3_free_queues(dev);
+
+ return ret;
+}
+
+static int
+vmxnet3_dev_reset(struct rte_eth_dev *dev)
+{
+ int ret;
+
+ ret = eth_vmxnet3_dev_uninit(dev);
+ if (ret)
+ return ret;
+ ret = eth_vmxnet3_dev_init(dev);
+ return ret;
}
static void
return 0;
}
-static void
+static int
vmxnet3_dev_stats_reset(struct rte_eth_dev *dev)
{
unsigned int i;
struct vmxnet3_hw *hw = dev->data->dev_private;
- struct UPT1_TxStats txStats;
- struct UPT1_RxStats rxStats;
+ struct UPT1_TxStats txStats = {0};
+ struct UPT1_RxStats rxStats = {0};
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
memcpy(&hw->snapshot_rx_stats[i], &rxStats,
sizeof(hw->snapshot_rx_stats[0]));
}
+
+ return 0;
}
-static void
-vmxnet3_dev_info_get(struct rte_eth_dev *dev __rte_unused,
+static int
+vmxnet3_dev_info_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info)
{
struct vmxnet3_hw *hw = dev->data->dev_private;
dev_info->max_tx_queues = VMXNET3_MAX_TX_QUEUES;
dev_info->min_rx_bufsize = 1518 + RTE_PKTMBUF_HEADROOM;
dev_info->max_rx_pktlen = 16384; /* includes CRC, cf MAXFRS register */
+ dev_info->min_mtu = VMXNET3_MIN_MTU;
+ dev_info->max_mtu = VMXNET3_MAX_MTU;
dev_info->speed_capa = ETH_LINK_SPEED_10G;
dev_info->max_mac_addrs = VMXNET3_MAX_MAC_ADDRS;
dev_info->rx_queue_offload_capa = 0;
dev_info->tx_offload_capa = VMXNET3_TX_OFFLOAD_CAP;
dev_info->tx_queue_offload_capa = 0;
+
+ return 0;
}
static const uint32_t *
return NULL;
}
+static int
+vmxnet3_dev_mtu_set(struct rte_eth_dev *dev, __rte_unused uint16_t mtu)
+{
+ if (dev->data->dev_started) {
+ PMD_DRV_LOG(ERR, "Port %d must be stopped to configure MTU",
+ dev->data->port_id);
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
static int
vmxnet3_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
{
}
/* Promiscuous supported only if Vmxnet3_DriverShared is initialized in adapter */
-static void
+static int
vmxnet3_dev_promiscuous_enable(struct rte_eth_dev *dev)
{
struct vmxnet3_hw *hw = dev->data->dev_private;
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+
+ return 0;
}
/* Promiscuous supported only if Vmxnet3_DriverShared is initialized in adapter */
-static void
+static int
vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev)
{
struct vmxnet3_hw *hw = dev->data->dev_private;
vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_PROMISC, 0);
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+
+ return 0;
}
/* Allmulticast supported only if Vmxnet3_DriverShared is initialized in adapter */
-static void
+static int
vmxnet3_dev_allmulticast_enable(struct rte_eth_dev *dev)
{
struct vmxnet3_hw *hw = dev->data->dev_private;
vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_ALL_MULTI, 1);
+
+ return 0;
}
/* Allmulticast supported only if Vmxnet3_DriverShared is initialized in adapter */
-static void
+static int
vmxnet3_dev_allmulticast_disable(struct rte_eth_dev *dev)
{
struct vmxnet3_hw *hw = dev->data->dev_private;
vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_ALL_MULTI, 0);
+
+ return 0;
}
/* Enable/disable filter on vlan */
if (events & VMXNET3_ECR_LINK) {
PMD_DRV_LOG(DEBUG, "Process events: VMXNET3_ECR_LINK event");
if (vmxnet3_dev_link_update(dev, 0) == 0)
- _rte_eth_dev_callback_process(dev,
- RTE_ETH_EVENT_INTR_LSC,
- NULL);
+ rte_eth_dev_callback_process(dev,
+ RTE_ETH_EVENT_INTR_LSC,
+ NULL);
}
/* Check if there is an error on xmit/recv queues */
vmxnet3_interrupt_handler(void *param)
{
struct rte_eth_dev *dev = param;
- struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+ Vmxnet3_DSDevRead *devRead = &hw->shared->devRead;
+ uint32_t events;
+
+ PMD_INIT_FUNC_TRACE();
+ vmxnet3_disable_intr(hw, devRead->intrConf.eventIntrIdx);
+
+ events = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_ECR);
+ if (events == 0)
+ goto done;
+ RTE_LOG(DEBUG, PMD, "Reading events: 0x%X", events);
vmxnet3_process_events(dev);
+done:
+ vmxnet3_enable_intr(hw, devRead->intrConf.eventIntrIdx);
+}
- if (rte_intr_enable(&pci_dev->intr_handle) < 0)
- PMD_DRV_LOG(ERR, "interrupt enable failed");
+static int
+vmxnet3_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
+{
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+
+ vmxnet3_enable_intr(hw, dev->intr_handle->intr_vec[queue_id]);
+
+ return 0;
+}
+
+static int
+vmxnet3_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
+{
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+
+ vmxnet3_disable_intr(hw, dev->intr_handle->intr_vec[queue_id]);
+
+ return 0;
}
RTE_PMD_REGISTER_PCI(net_vmxnet3, rte_vmxnet3_pmd);
RTE_PMD_REGISTER_PCI_TABLE(net_vmxnet3, pci_id_vmxnet3_map);
RTE_PMD_REGISTER_KMOD_DEP(net_vmxnet3, "* igb_uio | uio_pci_generic | vfio-pci");
-
-RTE_INIT(vmxnet3_init_log)
-{
- vmxnet3_logtype_init = rte_log_register("pmd.net.vmxnet3.init");
- if (vmxnet3_logtype_init >= 0)
- rte_log_set_level(vmxnet3_logtype_init, RTE_LOG_NOTICE);
- vmxnet3_logtype_driver = rte_log_register("pmd.net.vmxnet3.driver");
- if (vmxnet3_logtype_driver >= 0)
- rte_log_set_level(vmxnet3_logtype_driver, RTE_LOG_NOTICE);
-}
+RTE_LOG_REGISTER_SUFFIX(vmxnet3_logtype_init, init, NOTICE);
+RTE_LOG_REGISTER_SUFFIX(vmxnet3_logtype_driver, driver, NOTICE);
git.droids-corp.org / dpdk.git / blobdiff