#include <vnet/ethernet/ethernet.h>
#include <vnet/plugin/plugin.h>
#include <vpp/app/version.h>
-
+#include <vnet/interface/rx_queue_funcs.h>
+#include <vnet/interface/tx_queue_funcs.h>
#include <vmxnet3/vmxnet3.h>
#define PCI_VENDOR_ID_VMWARE 0x15ad
static clib_error_t *
vmxnet3_interface_rx_mode_change (vnet_main_t * vnm, u32 hw_if_index, u32 qid,
- vnet_hw_interface_rx_mode mode)
+ vnet_hw_if_rx_mode mode)
{
vmxnet3_main_t *vmxm = &vmxnet3_main;
vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
vmxnet3_device_t *vd = pool_elt_at_index (vmxm->devices, hw->dev_instance);
vmxnet3_rxq_t *rxq = vec_elt_at_index (vd->rxqs, qid);
+ vmxnet3_per_thread_data_t *ptd;
- if (mode == VNET_HW_INTERFACE_RX_MODE_POLLING)
- rxq->int_mode = 0;
+ if (mode == rxq->mode)
+ return 0;
+ if ((mode != VNET_HW_IF_RX_MODE_POLLING) &&
+ (mode != VNET_HW_IF_RX_MODE_INTERRUPT))
+ return clib_error_return (0, "Rx mode %U not supported",
+ format_vnet_hw_if_rx_mode, mode);
+ rxq->mode = mode;
+ ptd = vec_elt_at_index (vmxm->per_thread_data, rxq->thread_index);
+ if (rxq->mode == VNET_HW_IF_RX_MODE_POLLING)
+ ptd->polling_q_count++;
else
- rxq->int_mode = 1;
+ {
+ ASSERT (ptd->polling_q_count != 0);
+ ptd->polling_q_count--;
+ }
return 0;
}
#undef _
};
-/* *INDENT-OFF* */
VNET_DEVICE_CLASS (vmxnet3_device_class,) =
{
.name = "VMXNET3 interface",
.tx_function_n_errors = VMXNET3_TX_N_ERROR,
.tx_function_error_strings = vmxnet3_tx_func_error_strings,
};
-/* *INDENT-ON* */
static u32
vmxnet3_flag_change (vnet_main_t * vnm, vnet_hw_interface_t * hw, u32 flags)
shared->misc.guest_info |= VMXNET3_GOS_TYPE_LINUX;
shared->misc.version_support = VMXNET3_VERSION_SELECT;
shared->misc.upt_features = VMXNET3_F_RXCSUM;
- if (vd->lro_enable)
+ if (vd->gso_enable)
shared->misc.upt_features |= VMXNET3_F_LRO;
if (vd->num_rx_queues > 1)
{
rxq = vec_elt_at_index (vd->rxqs, qid);
clib_memset (rxq, 0, sizeof (*rxq));
rxq->size = qsz;
+ rxq->mode = VNET_HW_IF_RX_MODE_POLLING;
for (rid = 0; rid < VMXNET3_RX_RING_SIZE; rid++)
{
rxq->rx_desc[rid] = vlib_physmem_alloc_aligned_on_numa
vmxnet3_tx_stats *txs;
u32 size;
- if (qid >= vd->num_tx_queues)
- {
- qid = qid % vd->num_tx_queues;
- txq = vec_elt_at_index (vd->txqs, qid);
- if (txq->lock == 0)
- clib_spinlock_init (&txq->lock);
- vd->flags |= VMXNET3_DEVICE_F_SHARED_TXQ_LOCK;
- return 0;
- }
+ vec_validate_aligned (vd->txqs, qid, CLIB_CACHE_LINE_BYTES);
+ txq = vec_elt_at_index (vd->txqs, qid);
+ clib_memset (txq, 0, sizeof (*txq));
+ clib_spinlock_init (&txq->lock);
vec_validate (vd->tx_stats, qid);
txs = vec_elt_at_index (vd->tx_stats, qid);
clib_memset (txs, 0, sizeof (*txs));
- vec_validate_aligned (vd->txqs, qid, CLIB_CACHE_LINE_BYTES);
- txq = vec_elt_at_index (vd->txqs, qid);
- clib_memset (txq, 0, sizeof (*txq));
txq->size = qsz;
txq->reg_txprod = qid * 8 + VMXNET3_REG_TXPROD;
if (txq->tx_desc == 0)
return vlib_physmem_last_error (vm);
- memset (txq->tx_desc, 0, size);
+ clib_memset (txq->tx_desc, 0, size);
size = qsz * sizeof (*txq->tx_comp);
txq->tx_comp =
vmxnet3_device_init (vlib_main_t * vm, vmxnet3_device_t * vd,
vmxnet3_create_if_args_t * args)
{
- vnet_main_t *vnm = vnet_get_main ();
- vmxnet3_main_t *vmxm = &vmxnet3_main;
clib_error_t *error = 0;
u32 ret, i, size;
- vlib_thread_main_t *tm = vlib_get_thread_main ();
/* Quiesce the device */
vmxnet3_reg_write (vd, 1, VMXNET3_REG_CMD, VMXNET3_CMD_QUIESCE_DEV);
return error;
}
- /* LRO is only supported for version >= 3 */
- if ((vmxm->lro_configured) && (vd->version >= 3))
+ /* GSO is only supported for version >= 3 */
+ if (args->enable_gso)
{
- vd->lro_enable = 1;
- vnm->interface_main.gso_interface_count++;
+ if (vd->version >= 3)
+ vd->gso_enable = 1;
+ else
+ {
+ error =
+ clib_error_return (0,
+ "GSO is not supported because hardware version"
+ " is %u. It must be >= 3", vd->version);
+ return error;
+ }
}
vmxnet3_reg_write (vd, 1, VMXNET3_REG_CMD, VMXNET3_CMD_GET_LINK);
return error;
}
- for (i = 0; i < tm->n_vlib_mains; i++)
+ for (i = 0; i < vd->num_tx_queues; i++)
{
error = vmxnet3_txq_init (vm, vd, i, args->txq_size);
if (error)
uword pd = vlib_pci_get_private_data (vm, h);
vmxnet3_device_t *vd = pool_elt_at_index (vmxm->devices, pd);
u16 qid = line;
+ vmxnet3_rxq_t *rxq = vec_elt_at_index (vd->rxqs, qid);
- if (vec_len (vd->rxqs) > qid && vd->rxqs[qid].int_mode != 0)
- vnet_device_input_set_interrupt_pending (vnm, vd->hw_if_index, qid);
+ if (vec_len (vd->rxqs) > qid && (rxq->mode != VNET_HW_IF_RX_MODE_POLLING))
+ {
+ vmxnet3_per_thread_data_t *ptd =
+ vec_elt_at_index (vmxm->per_thread_data, rxq->thread_index);
+ if (ptd->polling_q_count == 0)
+ vnet_hw_if_rx_queue_set_int_pending (vnm, rxq->queue_index);
+ }
}
static void
{
vd->flags |= VMXNET3_DEVICE_F_LINK_UP;
vd->link_speed = ret >> 16;
- vnet_hw_interface_set_link_speed (vnm, vd->hw_if_index,
- vd->link_speed * 1000);
+ vnet_hw_interface_set_link_speed (
+ vnm, vd->hw_if_index,
+ (vd->link_speed == UINT32_MAX) ? UINT32_MAX : vd->link_speed * 1000);
vnet_hw_interface_set_flags (vnm, vd->hw_if_index,
VNET_HW_INTERFACE_FLAG_LINK_UP);
}
{
vnet_main_t *vnm = vnet_get_main ();
vmxnet3_main_t *vmxm = &vmxnet3_main;
+ vnet_eth_interface_registration_t eir = {};
+
vmxnet3_device_t *vd;
vlib_pci_dev_handle_t h;
+ vnet_hw_if_caps_change_t cc = {};
clib_error_t *error = 0;
u16 qid;
u32 num_intr;
return;
}
- /* *INDENT-OFF* */
- pool_foreach (vd, vmxm->devices, ({
+ pool_foreach (vd, vmxm->devices) {
if (vd->pci_addr.as_u32 == args->addr.as_u32)
{
args->rv = VNET_API_ERROR_ADDRESS_IN_USE;
format_vlib_pci_addr, &args->addr, "pci address in use");
return;
}
- }));
- /* *INDENT-ON* */
+ }
if (args->bind)
{
- error = vlib_pci_bind_to_uio (vm, &args->addr, (char *) "auto");
+ error = vlib_pci_bind_to_uio (vm, &args->addr, (char *) "auto",
+ VMXNET3_BIND_FORCE == args->bind);
if (error)
{
args->rv = VNET_API_ERROR_INVALID_INTERFACE;
vmxnet3_log_error (vd,
"No sufficient interrupt lines (%u) for rx queues",
num_intr);
+ error =
+ clib_error_return (0,
+ "No sufficient interrupt lines (%u) for rx queues",
+ num_intr);
goto error;
}
if ((error = vlib_pci_register_msix_handler (vm, h, 0, vd->num_rx_queues,
}
/* create interface */
- error = ethernet_register_interface (vnm, vmxnet3_device_class.index,
- vd->dev_instance, vd->mac_addr,
- &vd->hw_if_index, vmxnet3_flag_change);
-
- if (error)
- {
- vmxnet3_log_error (vd,
- "error encountered on ethernet register interface");
- goto error;
- }
+ eir.dev_class_index = vmxnet3_device_class.index;
+ eir.dev_instance = vd->dev_instance;
+ eir.address = vd->mac_addr;
+ eir.cb.flag_change = vmxnet3_flag_change;
+ vd->hw_if_index = vnet_eth_register_interface (vnm, &eir);
vnet_sw_interface_t *sw = vnet_get_hw_sw_interface (vnm, vd->hw_if_index);
vd->sw_if_index = sw->sw_if_index;
args->sw_if_index = sw->sw_if_index;
- vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, vd->hw_if_index);
- hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE;
- if (vd->lro_enable)
- hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO;
+ cc.mask = VNET_HW_IF_CAP_INT_MODE | VNET_HW_IF_CAP_TCP_GSO |
+ VNET_HW_IF_CAP_TX_TCP_CKSUM | VNET_HW_IF_CAP_TX_UDP_CKSUM;
+ if (vd->gso_enable)
+ cc.val = cc.mask;
+ else
+ cc.val = VNET_HW_IF_CAP_INT_MODE;
+
+ vnet_hw_if_change_caps (vnm, vd->hw_if_index, &cc);
- vnet_hw_interface_set_input_node (vnm, vd->hw_if_index,
- vmxnet3_input_node.index);
+ vnet_hw_if_set_input_node (vnm, vd->hw_if_index, vmxnet3_input_node.index);
/* Disable interrupts */
vmxnet3_disable_interrupt (vd);
vec_foreach_index (qid, vd->rxqs)
{
vmxnet3_rxq_t *rxq = vec_elt_at_index (vd->rxqs, qid);
- u32 thread_index;
- u32 numa_node;
-
- vnet_hw_interface_assign_rx_thread (vnm, vd->hw_if_index, qid, ~0);
- thread_index = vnet_get_device_input_thread_index (vnm, vd->hw_if_index,
- qid);
- numa_node = vlib_mains[thread_index]->numa_node;
+ u32 qi, fi;
+ vmxnet3_per_thread_data_t *ptd;
+
+ qi = vnet_hw_if_register_rx_queue (vnm, vd->hw_if_index, qid,
+ VNET_HW_IF_RXQ_THREAD_ANY);
+ fi = vlib_pci_get_msix_file_index (vm, vd->pci_dev_handle, qid);
+ vnet_hw_if_set_rx_queue_file_index (vnm, qi, fi);
+ rxq->queue_index = qi;
+ rxq->thread_index =
+ vnet_hw_if_get_rx_queue_thread_index (vnm, rxq->queue_index);
+ if (rxq->mode == VNET_HW_IF_RX_MODE_POLLING)
+ {
+ ptd = vec_elt_at_index (vmxm->per_thread_data, rxq->thread_index);
+ ptd->polling_q_count++;
+ }
rxq->buffer_pool_index =
- vlib_buffer_pool_get_default_for_numa (vm, numa_node);
+ vnet_hw_if_get_rx_queue_numa_node (vnm, rxq->queue_index);
vmxnet3_rxq_refill_ring0 (vm, vd, rxq);
vmxnet3_rxq_refill_ring1 (vm, vd, rxq);
}
+
+ vec_foreach_index (qid, vd->txqs)
+ {
+ vmxnet3_txq_t *txq = vec_elt_at_index (vd->txqs, qid);
+ txq->queue_index =
+ vnet_hw_if_register_tx_queue (vnm, vd->hw_if_index, qid);
+ }
+ for (u32 i = 0; i < vlib_get_n_threads (); i++)
+ {
+ u32 qi = vd->txqs[i % vd->num_tx_queues].queue_index;
+ vnet_hw_if_tx_queue_assign_thread (vnm, qi, i);
+ }
+ vnet_hw_if_update_runtime_data (vnm, vd->hw_if_index);
+
vd->flags |= VMXNET3_DEVICE_F_INITIALIZED;
vmxnet3_enable_interrupt (vd);
- vnet_hw_interface_set_link_speed (vnm, vd->hw_if_index,
- vd->link_speed * 1000);
+ vnet_hw_interface_set_link_speed (
+ vnm, vd->hw_if_index,
+ (vd->link_speed == UINT32_MAX) ? UINT32_MAX : vd->link_speed * 1000);
if (vd->flags & VMXNET3_DEVICE_F_LINK_UP)
vnet_hw_interface_set_flags (vnm, vd->hw_if_index,
VNET_HW_INTERFACE_FLAG_LINK_UP);
vnet_main_t *vnm = vnet_get_main ();
vmxnet3_main_t *vmxm = &vmxnet3_main;
u32 i, bi;
- u16 desc_idx, qid;
+ u16 desc_idx;
/* Quiesce the device */
vmxnet3_reg_write (vd, 1, VMXNET3_REG_CMD, VMXNET3_CMD_QUIESCE_DEV);
if (vd->hw_if_index)
{
vnet_hw_interface_set_flags (vnm, vd->hw_if_index, 0);
- vec_foreach_index (qid, vd->rxqs)
- vnet_hw_interface_unassign_rx_thread (vnm, vd->hw_if_index, qid);
ethernet_delete_interface (vnm, vd->hw_if_index);
}
vlib_pci_device_close (vm, vd->pci_dev_handle);
- /* *INDENT-OFF* */
vec_foreach_index (i, vd->rxqs)
{
vmxnet3_rxq_t *rxq = vec_elt_at_index (vd->rxqs, i);
u16 mask = rxq->size - 1;
u16 rid;
+ vmxnet3_per_thread_data_t *ptd =
+ vec_elt_at_index (vmxm->per_thread_data, rxq->thread_index);
+ if (rxq->mode == VNET_HW_IF_RX_MODE_POLLING)
+ {
+ ASSERT (ptd->polling_q_count != 0);
+ ptd->polling_q_count--;
+ }
for (rid = 0; rid < VMXNET3_RX_RING_SIZE; rid++)
{
vmxnet3_rx_ring *ring;
}
vlib_physmem_free (vm, rxq->rx_comp);
}
- /* *INDENT-ON* */
vec_free (vd->rxqs);
vec_free (vd->rx_stats);
- /* *INDENT-OFF* */
vec_foreach_index (i, vd->txqs)
{
vmxnet3_txq_t *txq = vec_elt_at_index (vd->txqs, i);
vlib_physmem_free (vm, txq->tx_desc);
vlib_physmem_free (vm, txq->tx_comp);
}
- /* *INDENT-ON* */
vec_free (vd->txqs);
vec_free (vd->tx_stats);
clib_memset (vd, 0, sizeof (*vd));
pool_put (vmxm->devices, vd);
- if (vd->lro_enable)
- vnm->interface_main.gso_interface_count--;
}
/*