*/
#define IXGBE_FC_LO 0x40
-/* Default minimum inter-interrupt interval for EITR configuration */
-#define IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT 0x79E
-
/* Timer value included in XOFF frames. */
#define IXGBE_FC_PAUSE 0x680
static void ixgbevf_dev_stop(struct rte_eth_dev *dev);
static void ixgbevf_dev_close(struct rte_eth_dev *dev);
static int ixgbevf_dev_reset(struct rte_eth_dev *dev);
-static void ixgbevf_intr_disable(struct ixgbe_hw *hw);
-static void ixgbevf_intr_enable(struct ixgbe_hw *hw);
+static void ixgbevf_intr_disable(struct rte_eth_dev *dev);
+static void ixgbevf_intr_enable(struct rte_eth_dev *dev);
static int ixgbevf_dev_stats_get(struct rte_eth_dev *dev,
struct rte_eth_stats *stats);
static void ixgbevf_dev_stats_reset(struct rte_eth_dev *dev);
ixgbevf_dev_stats_reset(eth_dev);
/* Disable the interrupts for VF */
- ixgbevf_intr_disable(hw);
+ ixgbevf_intr_disable(eth_dev);
hw->mac.num_rar_entries = 128; /* The MAX of the underlying PF */
diag = hw->mac.ops.reset_hw(hw);
rte_intr_callback_register(intr_handle,
ixgbevf_dev_interrupt_handler, eth_dev);
rte_intr_enable(intr_handle);
- ixgbevf_intr_enable(hw);
+ ixgbevf_intr_enable(eth_dev);
PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x mac.type=%s",
eth_dev->data->port_id, pci_dev->id.vendor_id,
eth_dev->tx_pkt_burst = NULL;
/* Disable the interrupts for VF */
- ixgbevf_intr_disable(hw);
+ ixgbevf_intr_disable(eth_dev);
rte_free(eth_dev->data->mac_addrs);
eth_dev->data->mac_addrs = NULL;
ð_da);
if (retval)
return retval;
- }
+ } else
+ memset(ð_da, 0, sizeof(eth_da));
retval = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
sizeof(struct ixgbe_adapter),
if (retval || eth_da.nb_representor_ports < 1)
return retval;
- /* probe VF representor ports */
pf_ethdev = rte_eth_dev_allocated(pci_dev->device.name);
+ if (pf_ethdev == NULL)
+ return -ENODEV;
+ /* probe VF representor ports */
for (i = 0; i < eth_da.nb_representor_ports; i++) {
struct ixgbe_vf_info *vfinfo;
struct ixgbe_vf_representor representor;
if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_DCB) {
const struct rte_eth_dcb_rx_conf *conf;
- if (nb_rx_q != IXGBE_DCB_NB_QUEUES) {
- PMD_INIT_LOG(ERR, "DCB selected, nb_rx_q != %d.",
- IXGBE_DCB_NB_QUEUES);
- return -EINVAL;
- }
conf = &dev_conf->rx_adv_conf.dcb_rx_conf;
if (!(conf->nb_tcs == ETH_4_TCS ||
conf->nb_tcs == ETH_8_TCS)) {
if (dev_conf->txmode.mq_mode == ETH_MQ_TX_DCB) {
const struct rte_eth_dcb_tx_conf *conf;
- if (nb_tx_q != IXGBE_DCB_NB_QUEUES) {
- PMD_INIT_LOG(ERR, "DCB, nb_tx_q != %d.",
- IXGBE_DCB_NB_QUEUES);
- return -EINVAL;
- }
conf = &dev_conf->tx_adv_conf.dcb_tx_conf;
if (!(conf->nb_tcs == ETH_4_TCS ||
conf->nb_tcs == ETH_8_TCS)) {
IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
struct ixgbe_adapter *adapter =
(struct ixgbe_adapter *)dev->data->dev_private;
- struct rte_eth_dev_info dev_info;
- uint64_t rx_offloads;
- uint64_t tx_offloads;
int ret;
PMD_INIT_FUNC_TRACE();
return ret;
}
- ixgbe_dev_info_get(dev, &dev_info);
- rx_offloads = dev->data->dev_conf.rxmode.offloads;
- if ((rx_offloads & dev_info.rx_offload_capa) != rx_offloads) {
- PMD_DRV_LOG(ERR, "Some Rx offloads are not supported "
- "requested 0x%" PRIx64 " supported 0x%" PRIx64,
- rx_offloads, dev_info.rx_offload_capa);
- return -ENOTSUP;
- }
- tx_offloads = dev->data->dev_conf.txmode.offloads;
- if ((tx_offloads & dev_info.tx_offload_capa) != tx_offloads) {
- PMD_DRV_LOG(ERR, "Some Tx offloads are not supported "
- "requested 0x%" PRIx64 " supported 0x%" PRIx64,
- tx_offloads, dev_info.tx_offload_capa);
- return -ENOTSUP;
- }
-
/* set flag to update link status after init */
intr->flags |= IXGBE_FLAG_NEED_LINK_UPDATE;
},
.tx_free_thresh = IXGBE_DEFAULT_TX_FREE_THRESH,
.tx_rs_thresh = IXGBE_DEFAULT_TX_RSBIT_THRESH,
- .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
- ETH_TXQ_FLAGS_NOOFFLOADS |
- ETH_TXQ_FLAGS_IGNORE,
.offloads = 0,
};
},
.tx_free_thresh = IXGBE_DEFAULT_TX_FREE_THRESH,
.tx_rs_thresh = IXGBE_DEFAULT_TX_RSBIT_THRESH,
- .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
- ETH_TXQ_FLAGS_NOOFFLOADS |
- ETH_TXQ_FLAGS_IGNORE,
.offloads = 0,
};
* Virtual Function operations
*/
static void
-ixgbevf_intr_disable(struct ixgbe_hw *hw)
+ixgbevf_intr_disable(struct rte_eth_dev *dev)
{
+ struct ixgbe_interrupt *intr =
+ IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
+ struct ixgbe_hw *hw =
+ IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
PMD_INIT_FUNC_TRACE();
/* Clear interrupt mask to stop from interrupts being generated */
IXGBE_WRITE_REG(hw, IXGBE_VTEIMC, IXGBE_VF_IRQ_CLEAR_MASK);
IXGBE_WRITE_FLUSH(hw);
+
+ /* Clear mask value. */
+ intr->mask = 0;
}
static void
-ixgbevf_intr_enable(struct ixgbe_hw *hw)
+ixgbevf_intr_enable(struct rte_eth_dev *dev)
{
+ struct ixgbe_interrupt *intr =
+ IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
+ struct ixgbe_hw *hw =
+ IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
PMD_INIT_FUNC_TRACE();
/* VF enable interrupt autoclean */
IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, IXGBE_VF_IRQ_ENABLE_MASK);
IXGBE_WRITE_FLUSH(hw);
+
+ /* Save IXGBE_VTEIMS value to mask. */
+ intr->mask = IXGBE_VF_IRQ_ENABLE_MASK;
}
static int
struct rte_eth_conf *conf = &dev->data->dev_conf;
struct ixgbe_adapter *adapter =
(struct ixgbe_adapter *)dev->data->dev_private;
- struct rte_eth_dev_info dev_info;
- uint64_t rx_offloads;
- uint64_t tx_offloads;
PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d",
dev->data->port_id);
- ixgbevf_dev_info_get(dev, &dev_info);
- rx_offloads = dev->data->dev_conf.rxmode.offloads;
- if ((rx_offloads & dev_info.rx_offload_capa) != rx_offloads) {
- PMD_DRV_LOG(ERR, "Some Rx offloads are not supported "
- "requested 0x%" PRIx64 " supported 0x%" PRIx64,
- rx_offloads, dev_info.rx_offload_capa);
- return -ENOTSUP;
- }
- tx_offloads = dev->data->dev_conf.txmode.offloads;
- if ((tx_offloads & dev_info.tx_offload_capa) != tx_offloads) {
- PMD_DRV_LOG(ERR, "Some Tx offloads are not supported "
- "requested 0x%" PRIx64 " supported 0x%" PRIx64,
- tx_offloads, dev_info.tx_offload_capa);
- return -ENOTSUP;
- }
-
/*
* VF has no ability to enable/disable HW CRC
* Keep the persistent behavior the same as Host PF
rte_intr_enable(intr_handle);
/* Re-enable interrupt for VF */
- ixgbevf_intr_enable(hw);
+ ixgbevf_intr_enable(dev);
return 0;
}
PMD_INIT_FUNC_TRACE();
- ixgbevf_intr_disable(hw);
+ ixgbevf_intr_disable(dev);
hw->adapter_stopped = 1;
ixgbe_stop_adapter(hw);
{
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
- uint32_t mask;
+ struct ixgbe_interrupt *intr =
+ IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
struct ixgbe_hw *hw =
IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
uint32_t vec = IXGBE_MISC_VEC_ID;
- mask = IXGBE_READ_REG(hw, IXGBE_VTEIMS);
if (rte_intr_allow_others(intr_handle))
vec = IXGBE_RX_VEC_START;
- mask |= (1 << vec);
+ intr->mask |= (1 << vec);
RTE_SET_USED(queue_id);
- IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, mask);
+ IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, intr->mask);
rte_intr_enable(intr_handle);
static int
ixgbevf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
{
- uint32_t mask;
+ struct ixgbe_interrupt *intr =
+ IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
struct ixgbe_hw *hw =
IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
uint32_t vec = IXGBE_MISC_VEC_ID;
- mask = IXGBE_READ_REG(hw, IXGBE_VTEIMS);
if (rte_intr_allow_others(intr_handle))
vec = IXGBE_RX_VEC_START;
- mask &= ~(1 << vec);
+ intr->mask &= ~(1 << vec);
RTE_SET_USED(queue_id);
- IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, mask);
+ IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, intr->mask);
return 0;
}
if (vector_idx < base + intr_handle->nb_efd - 1)
vector_idx++;
}
+
+ /* As RX queue setting above show, all queues use the vector 0.
+ * Set only the ITR value of IXGBE_MISC_VEC_ID.
+ */
+ IXGBE_WRITE_REG(hw, IXGBE_VTEITR(IXGBE_MISC_VEC_ID),
+ IXGBE_EITR_INTERVAL_US(IXGBE_QUEUE_ITR_INTERVAL_DEFAULT)
+ | IXGBE_EITR_CNT_WDIS);
}
/**
/* won't configure msix register if no mapping is done
* between intr vector and event fd
+ * but if misx has been enabled already, need to configure
+ * auto clean, auto mask and throttling.
*/
- if (!rte_intr_dp_is_en(intr_handle))
+ gpie = IXGBE_READ_REG(hw, IXGBE_GPIE);
+ if (!rte_intr_dp_is_en(intr_handle) &&
+ !(gpie & (IXGBE_GPIE_MSIX_MODE | IXGBE_GPIE_PBA_SUPPORT)))
return;
if (rte_intr_allow_others(intr_handle))
/* Populate the IVAR table and set the ITR values to the
* corresponding register.
*/
- for (queue_id = 0; queue_id < dev->data->nb_rx_queues;
- queue_id++) {
- /* by default, 1:1 mapping */
- ixgbe_set_ivar_map(hw, 0, queue_id, vec);
- intr_handle->intr_vec[queue_id] = vec;
- if (vec < base + intr_handle->nb_efd - 1)
- vec++;
- }
+ if (rte_intr_dp_is_en(intr_handle)) {
+ for (queue_id = 0; queue_id < dev->data->nb_rx_queues;
+ queue_id++) {
+ /* by default, 1:1 mapping */
+ ixgbe_set_ivar_map(hw, 0, queue_id, vec);
+ intr_handle->intr_vec[queue_id] = vec;
+ if (vec < base + intr_handle->nb_efd - 1)
+ vec++;
+ }
- switch (hw->mac.type) {
- case ixgbe_mac_82598EB:
- ixgbe_set_ivar_map(hw, -1, IXGBE_IVAR_OTHER_CAUSES_INDEX,
- IXGBE_MISC_VEC_ID);
- break;
- case ixgbe_mac_82599EB:
- case ixgbe_mac_X540:
- case ixgbe_mac_X550:
- ixgbe_set_ivar_map(hw, -1, 1, IXGBE_MISC_VEC_ID);
- break;
- default:
- break;
+ switch (hw->mac.type) {
+ case ixgbe_mac_82598EB:
+ ixgbe_set_ivar_map(hw, -1,
+ IXGBE_IVAR_OTHER_CAUSES_INDEX,
+ IXGBE_MISC_VEC_ID);
+ break;
+ case ixgbe_mac_82599EB:
+ case ixgbe_mac_X540:
+ case ixgbe_mac_X550:
+ ixgbe_set_ivar_map(hw, -1, 1, IXGBE_MISC_VEC_ID);
+ break;
+ default:
+ break;
+ }
}
IXGBE_WRITE_REG(hw, IXGBE_EITR(IXGBE_MISC_VEC_ID),
- IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT & 0xFFF);
+ IXGBE_EITR_INTERVAL_US(IXGBE_QUEUE_ITR_INTERVAL_DEFAULT)
+ | IXGBE_EITR_CNT_WDIS);
/* set up to autoclear timer, and the vectors */
mask = IXGBE_EIMS_ENABLE_MASK;
struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct ixgbe_interrupt *intr =
IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
- ixgbevf_intr_disable(hw);
+ ixgbevf_intr_disable(dev);
/* read-on-clear nic registers here */
eicr = IXGBE_READ_REG(hw, IXGBE_VTEICR);
static int
ixgbevf_dev_interrupt_action(struct rte_eth_dev *dev)
{
- struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct ixgbe_interrupt *intr =
IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
intr->flags &= ~IXGBE_FLAG_MAILBOX;
}
- ixgbevf_intr_enable(hw);
+ ixgbevf_intr_enable(dev);
return 0;
}