*/
#include <vlib/vlib.h>
+#include <vppinfra/ring.h>
#include <vlib/unix/unix.h>
#include <vlib/pci/pci.h>
#include <vnet/ethernet/ethernet.h>
+#include <vnet/interface/rx_queue_funcs.h>
#include <avf/avf.h>
#define AVF_MBOX_LEN 64
-#define AVF_MBOX_BUF_SZ 512
+#define AVF_MBOX_BUF_SZ 4096
#define AVF_RXQ_SZ 512
#define AVF_TXQ_SZ 512
-#define AVF_ITR_INT 8160
+#define AVF_ITR_INT 250
#define PCI_VENDOR_ID_INTEL 0x8086
#define PCI_DEVICE_ID_INTEL_AVF 0x1889
#define PCI_DEVICE_ID_INTEL_X710_VF 0x154c
#define PCI_DEVICE_ID_INTEL_X722_VF 0x37cd
+/* *INDENT-OFF* */
+VLIB_REGISTER_LOG_CLASS (avf_log) = {
+ .class_name = "avf",
+};
+/* *INDENT-ON* */
+
avf_main_t avf_main;
+void avf_delete_if (vlib_main_t * vm, avf_device_t * ad, int with_barrier);
static pci_device_id_t avf_pci_device_ids[] = {
{.vendor_id = PCI_VENDOR_ID_INTEL,.device_id = PCI_DEVICE_ID_INTEL_AVF},
{0},
};
+const static char *virtchnl_event_names[] = {
+#define _(v, n) [v] = #n,
+ foreach_virtchnl_event_code
+#undef _
+};
+
+typedef enum
+{
+ AVF_IRQ_STATE_DISABLED,
+ AVF_IRQ_STATE_ENABLED,
+ AVF_IRQ_STATE_WB_ON_ITR,
+} avf_irq_state_t;
+
static inline void
-avf_irq_0_disable (avf_device_t * ad)
+avf_irq_0_set_state (avf_device_t * ad, avf_irq_state_t state)
{
u32 dyn_ctl0 = 0, icr0_ena = 0;
avf_reg_write (ad, AVFINT_ICR0_ENA1, icr0_ena);
avf_reg_write (ad, AVFINT_DYN_CTL0, dyn_ctl0);
avf_reg_flush (ad);
-}
-static inline void
-avf_irq_0_enable (avf_device_t * ad)
-{
- u32 dyn_ctl0 = 0, icr0_ena = 0;
+ if (state == AVF_IRQ_STATE_DISABLED)
+ return;
+
+ dyn_ctl0 = 0;
+ icr0_ena = 0;
icr0_ena |= (1 << 30); /* [30] Admin Queue Enable */
dyn_ctl0 |= (1 << 0); /* [0] Interrupt Enable */
dyn_ctl0 |= (1 << 1); /* [1] Clear PBA */
- //dyn_ctl0 |= (3 << 3); /* [4:3] ITR Index, 11b = No ITR update */
+ dyn_ctl0 |= (2 << 3); /* [4:3] ITR Index, 11b = No ITR update */
dyn_ctl0 |= ((AVF_ITR_INT / 2) << 5); /* [16:5] ITR Interval in 2us steps */
- avf_irq_0_disable (ad);
avf_reg_write (ad, AVFINT_ICR0_ENA1, icr0_ena);
avf_reg_write (ad, AVFINT_DYN_CTL0, dyn_ctl0);
avf_reg_flush (ad);
}
static inline void
-avf_irq_n_disable (avf_device_t * ad, u8 line)
+avf_irq_n_set_state (avf_device_t * ad, u8 line, avf_irq_state_t state)
{
u32 dyn_ctln = 0;
+ /* disable */
avf_reg_write (ad, AVFINT_DYN_CTLN (line), dyn_ctln);
avf_reg_flush (ad);
-}
-static inline void
-avf_irq_n_enable (avf_device_t * ad, u8 line)
-{
- u32 dyn_ctln = 0;
+ if (state == AVF_IRQ_STATE_DISABLED)
+ return;
- dyn_ctln |= (1 << 0); /* [0] Interrupt Enable */
dyn_ctln |= (1 << 1); /* [1] Clear PBA */
- dyn_ctln |= ((AVF_ITR_INT / 2) << 5); /* [16:5] ITR Interval in 2us steps */
+ if (state == AVF_IRQ_STATE_WB_ON_ITR)
+ {
+ /* minimal ITR interval, use ITR1 */
+ dyn_ctln |= (1 << 3); /* [4:3] ITR Index */
+ dyn_ctln |= ((32 / 2) << 5); /* [16:5] ITR Interval in 2us steps */
+ dyn_ctln |= (1 << 30); /* [30] Writeback on ITR */
+ }
+ else
+ {
+ /* configured ITR interval, use ITR0 */
+ dyn_ctln |= (1 << 0); /* [0] Interrupt Enable */
+ dyn_ctln |= ((AVF_ITR_INT / 2) << 5); /* [16:5] ITR Interval in 2us steps */
+ }
- avf_irq_n_disable (ad, line);
avf_reg_write (ad, AVFINT_DYN_CTLN (line), dyn_ctln);
avf_reg_flush (ad);
}
avf_aq_desc_enq (vlib_main_t * vm, avf_device_t * ad, avf_aq_desc_t * dt,
void *data, int len)
{
- avf_main_t *am = &avf_main;
clib_error_t *err = 0;
avf_aq_desc_t *d, dc;
- int n_retry = 5;
+ f64 t0, suspend_time = AVF_AQ_ENQ_SUSPEND_TIME;
d = &ad->atq[ad->atq_next_slot];
- clib_memcpy (d, dt, sizeof (avf_aq_desc_t));
+ clib_memcpy_fast (d, dt, sizeof (avf_aq_desc_t));
d->flags |= AVF_AQ_F_RD | AVF_AQ_F_SI;
if (len)
d->datalen = len;
pa = ad->atq_bufs_pa + ad->atq_next_slot * AVF_MBOX_BUF_SZ;
d->addr_hi = (u32) (pa >> 32);
d->addr_lo = (u32) pa;
- clib_memcpy (ad->atq_bufs + ad->atq_next_slot * AVF_MBOX_BUF_SZ, data,
- len);
+ clib_memcpy_fast (ad->atq_bufs + ad->atq_next_slot * AVF_MBOX_BUF_SZ,
+ data, len);
d->flags |= AVF_AQ_F_BUF;
}
if (ad->flags & AVF_DEVICE_F_ELOG)
- clib_memcpy (&dc, d, sizeof (avf_aq_desc_t));
+ clib_memcpy_fast (&dc, d, sizeof (avf_aq_desc_t));
CLIB_MEMORY_BARRIER ();
- vlib_log_debug (am->log_class, "%U", format_hexdump, data, len);
ad->atq_next_slot = (ad->atq_next_slot + 1) % AVF_MBOX_LEN;
avf_reg_write (ad, AVF_ATQT, ad->atq_next_slot);
avf_reg_flush (ad);
+ t0 = vlib_time_now (vm);
retry:
- vlib_process_suspend (vm, 10e-6);
+ vlib_process_suspend (vm, suspend_time);
if (((d->flags & AVF_AQ_F_DD) == 0) || ((d->flags & AVF_AQ_F_CMP) == 0))
{
- if (--n_retry == 0)
+ f64 t = vlib_time_now (vm) - t0;
+ if (t > AVF_AQ_ENQ_MAX_WAIT_TIME)
{
+ avf_log_err (ad, "aq_desc_enq failed (timeout %.3fs)", t);
err = clib_error_return (0, "adminq enqueue timeout [opcode 0x%x]",
d->opcode);
goto done;
}
+ suspend_time *= 2;
goto retry;
}
- clib_memcpy (dt, d, sizeof (avf_aq_desc_t));
+ clib_memcpy_fast (dt, d, sizeof (avf_aq_desc_t));
if (d->flags & AVF_AQ_F_ERR)
return clib_error_return (0, "adminq enqueue error [opcode 0x%x, retval "
"%d]", d->opcode, d->retval);
clib_error_t *
avf_rxq_init (vlib_main_t * vm, avf_device_t * ad, u16 qid, u16 rxq_size)
{
- avf_main_t *am = &avf_main;
+ clib_error_t *err;
avf_rxq_t *rxq;
- clib_error_t *error = 0;
u32 n_alloc, i;
vec_validate_aligned (ad->rxqs, qid, CLIB_CACHE_LINE_BYTES);
rxq = vec_elt_at_index (ad->rxqs, qid);
rxq->size = rxq_size;
rxq->next = 0;
- rxq->descs = vlib_physmem_alloc_aligned (vm, am->physmem_region, &error,
- rxq->size * sizeof (avf_rx_desc_t),
- 2 * CLIB_CACHE_LINE_BYTES);
- memset ((void *) rxq->descs, 0, rxq->size * sizeof (avf_rx_desc_t));
+ rxq->descs = vlib_physmem_alloc_aligned_on_numa (vm, rxq->size *
+ sizeof (avf_rx_desc_t),
+ 2 * CLIB_CACHE_LINE_BYTES,
+ ad->numa_node);
+
+ rxq->buffer_pool_index =
+ vlib_buffer_pool_get_default_for_numa (vm, ad->numa_node);
+
+ if (rxq->descs == 0)
+ return vlib_physmem_last_error (vm);
+
+ if ((err = vlib_pci_map_dma (vm, ad->pci_dev_handle, (void *) rxq->descs)))
+ return err;
+
+ clib_memset ((void *) rxq->descs, 0, rxq->size * sizeof (avf_rx_desc_t));
vec_validate_aligned (rxq->bufs, rxq->size, CLIB_CACHE_LINE_BYTES);
rxq->qrx_tail = ad->bar0 + AVF_QRX_TAIL (qid);
- n_alloc = vlib_buffer_alloc (vm, rxq->bufs, rxq->size - 8);
+ n_alloc = vlib_buffer_alloc_from_pool (vm, rxq->bufs, rxq->size - 8,
+ rxq->buffer_pool_index);
if (n_alloc == 0)
return clib_error_return (0, "buffer allocation error");
avf_rx_desc_t *d = rxq->descs;
for (i = 0; i < n_alloc; i++)
{
- if (ad->flags & AVF_DEVICE_F_IOVA)
- {
- vlib_buffer_t *b = vlib_get_buffer (vm, rxq->bufs[i]);
- d->qword[0] = pointer_to_uword (b->data);
- }
+ vlib_buffer_t *b = vlib_get_buffer (vm, rxq->bufs[i]);
+ if (ad->flags & AVF_DEVICE_F_VA_DMA)
+ d->qword[0] = vlib_buffer_get_va (b);
else
- d->qword[0] =
- vlib_get_buffer_data_physical_address (vm, rxq->bufs[i]);
+ d->qword[0] = vlib_buffer_get_pa (vm, b);
d++;
}
clib_error_t *
avf_txq_init (vlib_main_t * vm, avf_device_t * ad, u16 qid, u16 txq_size)
{
- avf_main_t *am = &avf_main;
+ clib_error_t *err;
avf_txq_t *txq;
- clib_error_t *error = 0;
+ u8 bpi = vlib_buffer_pool_get_default_for_numa (vm,
+ ad->numa_node);
if (qid >= ad->num_queue_pairs)
{
txq = vec_elt_at_index (ad->txqs, qid);
txq->size = txq_size;
txq->next = 0;
- txq->descs = vlib_physmem_alloc_aligned (vm, am->physmem_region, &error,
- txq->size * sizeof (avf_tx_desc_t),
- 2 * CLIB_CACHE_LINE_BYTES);
+
+ /* Prepare a placeholder buffer to maintain a 1-1
+ relationship between bufs and descs when a context
+ descriptor is added in descs */
+ if (!vlib_buffer_alloc_from_pool
+ (vm, &txq->ctx_desc_placeholder_bi, 1, bpi))
+ return clib_error_return (0, "buffer allocation error");
+
+ txq->descs = vlib_physmem_alloc_aligned_on_numa (vm, txq->size *
+ sizeof (avf_tx_desc_t),
+ 2 * CLIB_CACHE_LINE_BYTES,
+ ad->numa_node);
+ if (txq->descs == 0)
+ return vlib_physmem_last_error (vm);
+
+ if ((err = vlib_pci_map_dma (vm, ad->pci_dev_handle, (void *) txq->descs)))
+ return err;
+
vec_validate_aligned (txq->bufs, txq->size, CLIB_CACHE_LINE_BYTES);
txq->qtx_tail = ad->bar0 + AVF_QTX_TAIL (qid);
+ /* initialize ring of pending RS slots */
+ clib_ring_new_aligned (txq->rs_slots, 32, CLIB_CACHE_LINE_BYTES);
+
ad->n_tx_queues = clib_min (ad->num_queue_pairs, qid + 1);
return 0;
}
avf_aq_desc_t *d;
u64 pa = ad->arq_bufs_pa + slot * AVF_MBOX_BUF_SZ;
d = &ad->arq[slot];
- memset (d, 0, sizeof (avf_aq_desc_t));
+ clib_memset (d, 0, sizeof (avf_aq_desc_t));
d->flags = AVF_AQ_F_BUF;
d->datalen = AVF_MBOX_BUF_SZ;
d->addr_hi = (u32) (pa >> 32);
static inline uword
avf_dma_addr (vlib_main_t * vm, avf_device_t * ad, void *p)
{
- avf_main_t *am = &avf_main;
- return (ad->flags & AVF_DEVICE_F_IOVA) ?
- pointer_to_uword (p) :
- vlib_physmem_virtual_to_physical (vm, am->physmem_region, p);
+ return (ad->flags & AVF_DEVICE_F_VA_DMA) ?
+ pointer_to_uword (p) : vlib_physmem_get_pa (vm, p);
}
static void
int i;
/* VF MailBox Transmit */
- memset (ad->atq, 0, sizeof (avf_aq_desc_t) * AVF_MBOX_LEN);
+ clib_memset (ad->atq, 0, sizeof (avf_aq_desc_t) * AVF_MBOX_LEN);
ad->atq_bufs_pa = avf_dma_addr (vm, ad, ad->atq_bufs);
pa = avf_dma_addr (vm, ad, ad->atq);
avf_reg_write (ad, AVF_ATQBAH, (u32) (pa >> 32)); /* Base Address High */
/* VF MailBox Receive */
- memset (ad->arq, 0, sizeof (avf_aq_desc_t) * AVF_MBOX_LEN);
+ clib_memset (ad->arq, 0, sizeof (avf_aq_desc_t) * AVF_MBOX_LEN);
ad->arq_bufs_pa = avf_dma_addr (vm, ad, ad->arq_bufs);
for (i = 0; i < AVF_MBOX_LEN; i++)
clib_error_t *err;
avf_aq_desc_t *d, dt = {.opcode = 0x801,.v_opcode = op };
u32 head;
- int n_retry = 5;
+ f64 t0, suspend_time = AVF_SEND_TO_PF_SUSPEND_TIME;
+ /* adminq operations should be only done from process node after device
+ * is initialized */
+ ASSERT ((ad->flags & AVF_DEVICE_F_INITIALIZED) == 0 ||
+ vlib_get_current_process_node_index (vm) == avf_process_node.index);
- /* supppres interrupt in the next adminq receive slot
+ /* suppress interrupt in the next adminq receive slot
as we are going to wait for response
we only need interrupts when event is received */
d = &ad->arq[ad->arq_next_slot];
if ((err = avf_aq_desc_enq (vm, ad, &dt, in, in_len)))
return err;
+ t0 = vlib_time_now (vm);
retry:
head = avf_get_u32 (ad->bar0, AVF_ARQH);
if (ad->arq_next_slot == head)
{
- if (--n_retry == 0)
- return clib_error_return (0, "timeout");
- vlib_process_suspend (vm, 10e-3);
+ f64 t = vlib_time_now (vm) - t0;
+ if (t > AVF_SEND_TO_PF_MAX_WAIT_TIME)
+ {
+ avf_log_err (ad, "send_to_pf failed (timeout %.3fs)", t);
+ return clib_error_return (0, "timeout");
+ }
+ vlib_process_suspend (vm, suspend_time);
+ suspend_time *= 2;
goto retry;
}
return clib_error_return (0, "event message error");
vec_add2 (ad->events, e, 1);
- clib_memcpy (e, buf, sizeof (virtchnl_pf_event_t));
+ clib_memcpy_fast (e, buf, sizeof (virtchnl_pf_event_t));
avf_arq_slot_init (ad, ad->arq_next_slot);
ad->arq_next_slot++;
- n_retry = 5;
+ /* reset timer */
+ t0 = vlib_time_now (vm);
+ suspend_time = AVF_SEND_TO_PF_SUSPEND_TIME;
goto retry;
}
goto done;
}
- if (d->flags & AVF_AQ_F_BUF)
+ if (out_len && d->flags & AVF_AQ_F_BUF)
{
void *buf = ad->arq_bufs + ad->arq_next_slot * AVF_MBOX_BUF_SZ;
- clib_memcpy (out, buf, out_len);
+ clib_memcpy_fast (out, buf, out_len);
}
avf_arq_slot_init (ad, ad->arq_next_slot);
.minor = VIRTCHNL_VERSION_MINOR,
};
+ avf_log_debug (ad, "version: major %u minor %u", myver.major, myver.minor);
+
err = avf_send_to_pf (vm, ad, VIRTCHNL_OP_VERSION, &myver,
sizeof (virtchnl_version_info_t), ver,
sizeof (virtchnl_version_info_t));
avf_op_get_vf_resources (vlib_main_t * vm, avf_device_t * ad,
virtchnl_vf_resource_t * res)
{
- u32 bitmap = (VIRTCHNL_VF_OFFLOAD_L2 | VIRTCHNL_VF_OFFLOAD_RSS_PF |
- VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | VIRTCHNL_VF_OFFLOAD_VLAN |
- VIRTCHNL_VF_OFFLOAD_RX_POLLING);
+ clib_error_t *err = 0;
+ u32 bitmap =
+ (VIRTCHNL_VF_OFFLOAD_L2 | VIRTCHNL_VF_OFFLOAD_RSS_PF |
+ VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | VIRTCHNL_VF_OFFLOAD_VLAN |
+ VIRTCHNL_VF_OFFLOAD_RX_POLLING | VIRTCHNL_VF_CAP_ADV_LINK_SPEED |
+ VIRTCHNL_VF_OFFLOAD_FDIR_PF | VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF);
+
+ avf_log_debug (ad, "get_vf_reqources: bitmap 0x%x", bitmap);
+ err = avf_send_to_pf (vm, ad, VIRTCHNL_OP_GET_VF_RESOURCES, &bitmap,
+ sizeof (u32), res, sizeof (virtchnl_vf_resource_t));
+
+ if (err == 0)
+ {
+ int i;
+ avf_log_debug (ad, "get_vf_reqources: num_vsis %u num_queue_pairs %u "
+ "max_vectors %u max_mtu %u vf_offload_flags 0x%04x "
+ "rss_key_size %u rss_lut_size %u",
+ res->num_vsis, res->num_queue_pairs, res->max_vectors,
+ res->max_mtu, res->vf_offload_flags, res->rss_key_size,
+ res->rss_lut_size);
+ for (i = 0; i < res->num_vsis; i++)
+ avf_log_debug (ad, "get_vf_reqources_vsi[%u]: vsi_id %u "
+ "num_queue_pairs %u vsi_type %u qset_handle %u "
+ "default_mac_addr %U", i,
+ res->vsi_res[i].vsi_id,
+ res->vsi_res[i].num_queue_pairs,
+ res->vsi_res[i].vsi_type,
+ res->vsi_res[i].qset_handle,
+ format_ethernet_address,
+ res->vsi_res[i].default_mac_addr);
+ }
- return avf_send_to_pf (vm, ad, VIRTCHNL_OP_GET_VF_RESOURCES, &bitmap,
- sizeof (u32), res, sizeof (virtchnl_vf_resource_t));
+ return err;
}
clib_error_t *
avf_op_config_rss_lut (vlib_main_t * vm, avf_device_t * ad)
{
int msg_len = sizeof (virtchnl_rss_lut_t) + ad->rss_lut_size - 1;
+ int i;
u8 msg[msg_len];
virtchnl_rss_lut_t *rl;
- memset (msg, 0, msg_len);
+ clib_memset (msg, 0, msg_len);
rl = (virtchnl_rss_lut_t *) msg;
rl->vsi_id = ad->vsi_id;
rl->lut_entries = ad->rss_lut_size;
+ for (i = 0; i < ad->rss_lut_size; i++)
+ rl->lut[i] = i % ad->n_rx_queues;
+
+ avf_log_debug (ad, "config_rss_lut: vsi_id %u rss_lut_size %u lut 0x%U",
+ rl->vsi_id, rl->lut_entries, format_hex_bytes_no_wrap,
+ rl->lut, rl->lut_entries);
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_CONFIG_RSS_LUT, msg, msg_len, 0,
0);
}
+clib_error_t *
+avf_op_config_rss_key (vlib_main_t * vm, avf_device_t * ad)
+{
+ int msg_len = sizeof (virtchnl_rss_key_t) + ad->rss_key_size - 1;
+ int i;
+ u8 msg[msg_len];
+ virtchnl_rss_key_t *rk;
+
+ clib_memset (msg, 0, msg_len);
+ rk = (virtchnl_rss_key_t *) msg;
+ rk->vsi_id = ad->vsi_id;
+ rk->key_len = ad->rss_key_size;
+ u32 seed = random_default_seed ();
+ for (i = 0; i < ad->rss_key_size; i++)
+ rk->key[i] = (u8) random_u32 (&seed);
+
+ avf_log_debug (ad, "config_rss_key: vsi_id %u rss_key_size %u key 0x%U",
+ rk->vsi_id, rk->key_len, format_hex_bytes_no_wrap, rk->key,
+ rk->key_len);
+
+ return avf_send_to_pf (vm, ad, VIRTCHNL_OP_CONFIG_RSS_KEY, msg, msg_len, 0,
+ 0);
+}
+
clib_error_t *
avf_op_disable_vlan_stripping (vlib_main_t * vm, avf_device_t * ad)
{
+ avf_log_debug (ad, "disable_vlan_stripping");
+
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_DISABLE_VLAN_STRIPPING, 0, 0, 0,
0);
}
clib_error_t *
-avf_config_promisc_mode (vlib_main_t * vm, avf_device_t * ad)
+avf_op_config_promisc_mode (vlib_main_t * vm, avf_device_t * ad,
+ int is_enable)
{
virtchnl_promisc_info_t pi = { 0 };
pi.vsi_id = ad->vsi_id;
- pi.flags = 1;
+
+ if (is_enable)
+ pi.flags = FLAG_VF_UNICAST_PROMISC | FLAG_VF_MULTICAST_PROMISC;
+
+ avf_log_debug (ad, "config_promisc_mode: unicast %s multicast %s",
+ pi.flags & FLAG_VF_UNICAST_PROMISC ? "on" : "off",
+ pi.flags & FLAG_VF_MULTICAST_PROMISC ? "on" : "off");
+
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, &pi,
sizeof (virtchnl_promisc_info_t), 0, 0);
}
u8 msg[msg_len];
virtchnl_vsi_queue_config_info_t *ci;
- memset (msg, 0, msg_len);
+ clib_memset (msg, 0, msg_len);
ci = (virtchnl_vsi_queue_config_info_t *) msg;
ci->vsi_id = ad->vsi_id;
ci->num_queue_pairs = n_qp;
+ avf_log_debug (ad, "config_vsi_queues: vsi_id %u num_queue_pairs %u",
+ ad->vsi_id, ci->num_queue_pairs);
+
for (i = 0; i < n_qp; i++)
{
virtchnl_txq_info_t *txq = &ci->qpair[i].txq;
rxq->vsi_id = ad->vsi_id;
rxq->queue_id = i;
- rxq->max_pkt_size = 1518;
+ rxq->max_pkt_size = ETHERNET_MAX_PACKET_BYTES;
if (i < vec_len (ad->rxqs))
{
avf_rxq_t *q = vec_elt_at_index (ad->rxqs, i);
rxq->ring_len = q->size;
- rxq->databuffer_size = VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES;
+ rxq->databuffer_size = vlib_buffer_get_default_data_size (vm);
rxq->dma_ring_addr = avf_dma_addr (vm, ad, (void *) q->descs);
avf_reg_write (ad, AVF_QRX_TAIL (i), q->size - 1);
}
+ avf_log_debug (ad, "config_vsi_queues_rx[%u]: max_pkt_size %u "
+ "ring_len %u databuffer_size %u dma_ring_addr 0x%llx",
+ i, rxq->max_pkt_size, rxq->ring_len,
+ rxq->databuffer_size, rxq->dma_ring_addr);
- avf_txq_t *q = vec_elt_at_index (ad->txqs, i);
txq->vsi_id = ad->vsi_id;
+ txq->queue_id = i;
if (i < vec_len (ad->txqs))
{
- txq->queue_id = i;
+ avf_txq_t *q = vec_elt_at_index (ad->txqs, i);
txq->ring_len = q->size;
txq->dma_ring_addr = avf_dma_addr (vm, ad, (void *) q->descs);
}
+ avf_log_debug (ad, "config_vsi_queues_tx[%u]: ring_len %u "
+ "dma_ring_addr 0x%llx", i, txq->ring_len,
+ txq->dma_ring_addr);
}
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_CONFIG_VSI_QUEUES, msg, msg_len,
clib_error_t *
avf_op_config_irq_map (vlib_main_t * vm, avf_device_t * ad)
{
- int count = 1;
int msg_len = sizeof (virtchnl_irq_map_info_t) +
- count * sizeof (virtchnl_vector_map_t);
+ (ad->n_rx_irqs) * sizeof (virtchnl_vector_map_t);
u8 msg[msg_len];
virtchnl_irq_map_info_t *imi;
- memset (msg, 0, msg_len);
+ clib_memset (msg, 0, msg_len);
imi = (virtchnl_irq_map_info_t *) msg;
- imi->num_vectors = count;
+ imi->num_vectors = ad->n_rx_irqs;
+
+ for (int i = 0; i < ad->n_rx_irqs; i++)
+ {
+ imi->vecmap[i].vector_id = i + 1;
+ imi->vecmap[i].vsi_id = ad->vsi_id;
+ if (ad->n_rx_irqs == ad->n_rx_queues)
+ imi->vecmap[i].rxq_map = 1 << i;
+ else
+ imi->vecmap[i].rxq_map = pow2_mask (ad->n_rx_queues);;
+
+ avf_log_debug (ad, "config_irq_map[%u/%u]: vsi_id %u vector_id %u "
+ "rxq_map %u", i, ad->n_rx_irqs - 1, ad->vsi_id,
+ imi->vecmap[i].vector_id, imi->vecmap[i].rxq_map);
+ }
+
- imi->vecmap[0].vector_id = 1;
- imi->vecmap[0].vsi_id = ad->vsi_id;
- imi->vecmap[0].rxq_map = 1;
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_CONFIG_IRQ_MAP, msg, msg_len, 0,
0);
}
clib_error_t *
-avf_op_add_eth_addr (vlib_main_t * vm, avf_device_t * ad, u8 count, u8 * macs)
+avf_op_add_del_eth_addr (vlib_main_t * vm, avf_device_t * ad, u8 count,
+ u8 * macs, int is_add)
{
int msg_len =
sizeof (virtchnl_ether_addr_list_t) +
virtchnl_ether_addr_list_t *al;
int i;
- memset (msg, 0, msg_len);
+ clib_memset (msg, 0, msg_len);
al = (virtchnl_ether_addr_list_t *) msg;
al->vsi_id = ad->vsi_id;
al->num_elements = count;
+
+ avf_log_debug (ad, "add_del_eth_addr: vsi_id %u num_elements %u is_add %u",
+ ad->vsi_id, al->num_elements, is_add);
+
for (i = 0; i < count; i++)
- clib_memcpy (&al->list[i].addr, macs + i * 6, 6);
- return avf_send_to_pf (vm, ad, VIRTCHNL_OP_ADD_ETH_ADDR, msg, msg_len, 0,
- 0);
+ {
+ clib_memcpy_fast (&al->list[i].addr, macs + i * 6, 6);
+ avf_log_debug (ad, "add_del_eth_addr[%u]: %U", i,
+ format_ethernet_address, &al->list[i].addr);
+ }
+ return avf_send_to_pf (vm, ad, is_add ? VIRTCHNL_OP_ADD_ETH_ADDR :
+ VIRTCHNL_OP_DEL_ETH_ADDR, msg, msg_len, 0, 0);
}
clib_error_t *
avf_op_enable_queues (vlib_main_t * vm, avf_device_t * ad, u32 rx, u32 tx)
{
virtchnl_queue_select_t qs = { 0 };
+ int i = 0;
qs.vsi_id = ad->vsi_id;
qs.rx_queues = rx;
qs.tx_queues = tx;
- avf_rxq_t *rxq = vec_elt_at_index (ad->rxqs, 0);
- avf_reg_write (ad, AVF_QRX_TAIL (0), rxq->n_enqueued);
+
+ avf_log_debug (ad, "enable_queues: vsi_id %u rx_queues %u tx_queues %u",
+ ad->vsi_id, qs.rx_queues, qs.tx_queues);
+
+ while (rx)
+ {
+ if (rx & (1 << i))
+ {
+ avf_rxq_t *rxq = vec_elt_at_index (ad->rxqs, i);
+ avf_reg_write (ad, AVF_QRX_TAIL (i), rxq->n_enqueued);
+ rx &= ~(1 << i);
+ }
+ i++;
+ }
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_ENABLE_QUEUES, &qs,
sizeof (virtchnl_queue_select_t), 0, 0);
}
{
virtchnl_queue_select_t qs = { 0 };
qs.vsi_id = ad->vsi_id;
+
+ avf_log_debug (ad, "get_stats: vsi_id %u", ad->vsi_id);
+
return avf_send_to_pf (vm, ad, VIRTCHNL_OP_GET_STATS,
&qs, sizeof (virtchnl_queue_select_t),
es, sizeof (virtchnl_eth_stats_t));
avf_aq_desc_t d = { 0 };
clib_error_t *error;
u32 rstat;
- int n_retry = 20;
+ f64 t0, t = 0, suspend_time = AVF_RESET_SUSPEND_TIME;
+
+ avf_log_debug (ad, "reset");
d.opcode = 0x801;
d.v_opcode = VIRTCHNL_OP_RESET_VF;
if ((error = avf_aq_desc_enq (vm, ad, &d, 0, 0)))
return error;
+ t0 = vlib_time_now (vm);
retry:
- vlib_process_suspend (vm, 10e-3);
+ vlib_process_suspend (vm, suspend_time);
+
rstat = avf_get_u32 (ad->bar0, AVFGEN_RSTAT);
if (rstat == 2 || rstat == 3)
- return 0;
+ {
+ avf_log_debug (ad, "reset completed in %.3fs", t);
+ return 0;
+ }
- if (--n_retry == 0)
- return clib_error_return (0, "reset failed (timeout)");
+ t = vlib_time_now (vm) - t0;
+ if (t > AVF_RESET_MAX_WAIT_TIME)
+ {
+ avf_log_err (ad, "reset failed (timeout %.3fs)", t);
+ return clib_error_return (0, "reset failed (timeout)");
+ }
+ suspend_time *= 2;
goto retry;
}
virtchnl_vf_res_request_t res_req = { 0 };
clib_error_t *error;
u32 rstat;
- int n_retry = 20;
+ f64 t0, t, suspend_time = AVF_RESET_SUSPEND_TIME;
res_req.num_queue_pairs = num_queue_pairs;
+ avf_log_debug (ad, "request_queues: num_queue_pairs %u", num_queue_pairs);
+
error = avf_send_to_pf (vm, ad, VIRTCHNL_OP_REQUEST_QUEUES, &res_req,
sizeof (virtchnl_vf_res_request_t), &res_req,
sizeof (virtchnl_vf_res_request_t));
/*
- * if PF respondes, the request failed
+ * if PF responds, the request failed
* else PF initializes restart and avf_send_to_pf returns an error
*/
if (!error)
res_req.num_queue_pairs);
}
+ t0 = vlib_time_now (vm);
retry:
- vlib_process_suspend (vm, 10e-3);
+ vlib_process_suspend (vm, suspend_time);
+ t = vlib_time_now (vm) - t0;
+
rstat = avf_get_u32 (ad->bar0, AVFGEN_RSTAT);
if ((rstat == VIRTCHNL_VFR_COMPLETED) || (rstat == VIRTCHNL_VFR_VFACTIVE))
goto done;
- if (--n_retry == 0)
- return clib_error_return (0, "reset failed (timeout)");
+ if (t > AVF_RESET_MAX_WAIT_TIME)
+ {
+ avf_log_err (ad, "request queues failed (timeout %.3f seconds)", t);
+ return clib_error_return (0, "request queues failed (timeout)");
+ }
+ suspend_time *= 2;
goto retry;
done:
}
clib_error_t *
-avf_device_init (vlib_main_t * vm, avf_device_t * ad,
+avf_device_init (vlib_main_t * vm, avf_main_t * am, avf_device_t * ad,
avf_create_if_args_t * args)
{
virtchnl_version_info_t ver = { 0 };
virtchnl_vf_resource_t res = { 0 };
clib_error_t *error;
vlib_thread_main_t *tm = vlib_get_thread_main ();
- int i;
+ int i, wb_on_itr;
avf_adminq_init (vm, ad);
- /* request more queues only if we need them */
- if ((error = avf_request_queues (vm, ad, tm->n_vlib_mains)))
+ if ((error = avf_request_queues (vm, ad, clib_max (tm->n_vlib_mains,
+ args->rxq_num))))
{
/* we failed to get more queues, but still we want to proceed */
clib_error_free (error);
"(remote %d.%d)", ver.major, ver.minor);
/*
- * OP_GET_VF_RESOUCES
+ * OP_GET_VF_RESOURCES
*/
if ((error = avf_op_get_vf_resources (vm, ad, &res)))
return error;
ad->max_mtu = res.max_mtu;
ad->rss_key_size = res.rss_key_size;
ad->rss_lut_size = res.rss_lut_size;
+ wb_on_itr = (ad->feature_bitmap & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) != 0;
- clib_memcpy (ad->hwaddr, res.vsi_res[0].default_mac_addr, 6);
+ clib_memcpy_fast (ad->hwaddr, res.vsi_res[0].default_mac_addr, 6);
/*
* Disable VLAN stripping
if ((error = avf_op_disable_vlan_stripping (vm, ad)))
return error;
- if ((error = avf_config_promisc_mode (vm, ad)))
- return error;
-
- if ((ad->feature_bitmap & VIRTCHNL_VF_OFFLOAD_RSS_PF) &&
- (error = avf_op_config_rss_lut (vm, ad)))
- return error;
-
/*
* Init Queues
*/
- if ((error = avf_rxq_init (vm, ad, 0, args->rxq_size)))
- return error;
+ if (args->rxq_num == 0)
+ {
+ args->rxq_num = 1;
+ }
+ else if (args->rxq_num > ad->num_queue_pairs)
+ {
+ args->rxq_num = ad->num_queue_pairs;
+ avf_log_warn (ad, "Requested more rx queues than queue pairs available."
+ "Using %u rx queues.", args->rxq_num);
+ }
+
+ for (i = 0; i < args->rxq_num; i++)
+ if ((error = avf_rxq_init (vm, ad, i, args->rxq_size)))
+ return error;
for (i = 0; i < tm->n_vlib_mains; i++)
if ((error = avf_txq_init (vm, ad, i, args->txq_size)))
return error;
+ if (ad->max_vectors > ad->n_rx_queues)
+ {
+ ad->flags |= AVF_DEVICE_F_RX_INT;
+ ad->n_rx_irqs = args->rxq_num;
+ }
+ else
+ ad->n_rx_irqs = 1;
+
+
+ if ((ad->feature_bitmap & VIRTCHNL_VF_OFFLOAD_RSS_PF) &&
+ (error = avf_op_config_rss_lut (vm, ad)))
+ return error;
+
+ if ((ad->feature_bitmap & VIRTCHNL_VF_OFFLOAD_RSS_PF) &&
+ (error = avf_op_config_rss_key (vm, ad)))
+ return error;
+
if ((error = avf_op_config_vsi_queues (vm, ad)))
return error;
if ((error = avf_op_config_irq_map (vm, ad)))
return error;
- avf_irq_0_enable (ad);
- avf_irq_n_enable (ad, 0);
+ avf_irq_0_set_state (ad, AVF_IRQ_STATE_ENABLED);
- if ((error = avf_op_add_eth_addr (vm, ad, 1, ad->hwaddr)))
- return error;
+ for (i = 0; i < ad->n_rx_irqs; i++)
+ avf_irq_n_set_state (ad, i, wb_on_itr ? AVF_IRQ_STATE_WB_ON_ITR :
+ AVF_IRQ_STATE_ENABLED);
- if ((error = avf_op_enable_queues (vm, ad, ad->n_rx_queues, 0)))
+ if ((error = avf_op_add_del_eth_addr (vm, ad, 1, ad->hwaddr, 1 /* add */ )))
return error;
- if ((error = avf_op_enable_queues (vm, ad, 0, ad->n_tx_queues)))
+ if ((error = avf_op_enable_queues (vm, ad, pow2_mask (ad->n_rx_queues),
+ pow2_mask (ad->n_tx_queues))))
return error;
ad->flags |= AVF_DEVICE_F_INITIALIZED;
void
avf_process_one_device (vlib_main_t * vm, avf_device_t * ad, int is_irq)
{
- avf_main_t *am = &avf_main;
vnet_main_t *vnm = vnet_get_main ();
virtchnl_pf_event_t *e;
u32 r;
if ((r & 0xf0000000) != (1ULL << 31))
{
ad->error = clib_error_return (0, "arq not enabled, arqlen = 0x%x", r);
+ avf_log_err (ad, "error: %U", format_clib_error, ad->error);
goto error;
}
if ((r & 0xf0000000) != (1ULL << 31))
{
ad->error = clib_error_return (0, "atq not enabled, atqlen = 0x%x", r);
+ avf_log_err (ad, "error: %U", format_clib_error, ad->error);
goto error;
}
/* *INDENT-OFF* */
vec_foreach (e, ad->events)
{
+ avf_log_debug (ad, "event: %s (%u) sev %d",
+ virtchnl_event_names[e->event], e->event, e->severity);
if (e->event == VIRTCHNL_EVENT_LINK_CHANGE)
{
- int link_up = e->event_data.link_event.link_status;
+ int link_up;
virtchnl_link_speed_t speed = e->event_data.link_event.link_speed;
u32 flags = 0;
+ u32 mbps = 0;
+
+ if (ad->feature_bitmap & VIRTCHNL_VF_CAP_ADV_LINK_SPEED)
+ link_up = e->event_data.link_event_adv.link_status;
+ else
+ link_up = e->event_data.link_event.link_status;
+
+ if (ad->feature_bitmap & VIRTCHNL_VF_CAP_ADV_LINK_SPEED)
+ mbps = e->event_data.link_event_adv.link_speed;
+ if (speed == VIRTCHNL_LINK_SPEED_40GB)
+ mbps = 40000;
+ else if (speed == VIRTCHNL_LINK_SPEED_25GB)
+ mbps = 25000;
+ else if (speed == VIRTCHNL_LINK_SPEED_10GB)
+ mbps = 10000;
+ else if (speed == VIRTCHNL_LINK_SPEED_5GB)
+ mbps = 5000;
+ else if (speed == VIRTCHNL_LINK_SPEED_2_5GB)
+ mbps = 2500;
+ else if (speed == VIRTCHNL_LINK_SPEED_1GB)
+ mbps = 1000;
+ else if (speed == VIRTCHNL_LINK_SPEED_100MB)
+ mbps = 100;
+
+ avf_log_debug (ad, "event_link_change: status %d speed %u mbps",
+ link_up, mbps);
if (link_up && (ad->flags & AVF_DEVICE_F_LINK_UP) == 0)
{
ad->flags |= AVF_DEVICE_F_LINK_UP;
flags |= (VNET_HW_INTERFACE_FLAG_FULL_DUPLEX |
VNET_HW_INTERFACE_FLAG_LINK_UP);
- if (speed == VIRTCHNL_LINK_SPEED_40GB)
- flags |= VNET_HW_INTERFACE_FLAG_SPEED_40G;
- else if (speed == VIRTCHNL_LINK_SPEED_25GB)
- flags |= VNET_HW_INTERFACE_FLAG_SPEED_25G;
- else if (speed == VIRTCHNL_LINK_SPEED_10GB)
- flags |= VNET_HW_INTERFACE_FLAG_SPEED_10G;
- else if (speed == VIRTCHNL_LINK_SPEED_1GB)
- flags |= VNET_HW_INTERFACE_FLAG_SPEED_1G;
- else if (speed == VIRTCHNL_LINK_SPEED_100MB)
- flags |= VNET_HW_INTERFACE_FLAG_SPEED_100M;
vnet_hw_interface_set_flags (vnm, ad->hw_if_index, flags);
- ad->link_speed = speed;
+ vnet_hw_interface_set_link_speed (vnm, ad->hw_if_index,
+ mbps * 1000);
+ ad->link_speed = mbps;
}
else if (!link_up && (ad->flags & AVF_DEVICE_F_LINK_UP) != 0)
{
ELOG_TYPE_DECLARE (el) =
{
.format = "avf[%d] link change: link_status %d "
- "link_speed %d",
- .format_args = "i4i1i1",
+ "link_speed %d mbps",
+ .format_args = "i4i1i4",
};
struct
{
u32 dev_instance;
u8 link_status;
- u8 link_speed;
+ u32 link_speed;
} *ed;
ed = ELOG_DATA (&vm->elog_main, el);
ed->dev_instance = ad->dev_instance;
ed->link_status = link_up;
- ed->link_speed = speed;
+ ed->link_speed = mbps;
}
}
else
error:
ad->flags |= AVF_DEVICE_F_ERROR;
ASSERT (ad->error != 0);
- vlib_log_err (am->log_class, "%U", format_clib_error, ad->error);
+ vlib_log_err (avf_log.class, "%U", format_clib_error, ad->error);
+}
+
+clib_error_t *
+avf_op_program_flow (vlib_main_t *vm, avf_device_t *ad, int is_create,
+ u8 *rule, u32 rule_len, u8 *program_status,
+ u32 status_len)
+{
+ avf_log_debug (ad, "avf_op_program_flow: vsi_id %u is_create %u", ad->vsi_id,
+ is_create);
+
+ return avf_send_to_pf (vm, ad,
+ is_create ? VIRTCHNL_OP_ADD_FDIR_FILTER :
+ VIRTCHNL_OP_DEL_FDIR_FILTER,
+ rule, rule_len, program_status, status_len);
+}
+
+static void
+avf_process_handle_request (vlib_main_t * vm, avf_process_req_t * req)
+{
+ avf_device_t *ad = avf_get_device (req->dev_instance);
+
+ if (req->type == AVF_PROCESS_REQ_ADD_DEL_ETH_ADDR)
+ req->error = avf_op_add_del_eth_addr (vm, ad, 1, req->eth_addr,
+ req->is_add);
+ else if (req->type == AVF_PROCESS_REQ_CONFIG_PROMISC_MDDE)
+ req->error = avf_op_config_promisc_mode (vm, ad, req->is_enable);
+ else if (req->type == AVF_PROCESS_REQ_PROGRAM_FLOW)
+ req->error =
+ avf_op_program_flow (vm, ad, req->is_add, req->rule, req->rule_len,
+ req->program_status, req->status_len);
+ else
+ clib_panic ("BUG: unknown avf proceess request type");
+
+ if (req->calling_process_index != avf_process_node.index)
+ vlib_process_signal_event (vm, req->calling_process_index, 0, 0);
+}
+
+static clib_error_t *
+avf_process_request (vlib_main_t * vm, avf_process_req_t * req)
+{
+ uword *event_data = 0;
+ req->calling_process_index = vlib_get_current_process_node_index (vm);
+
+ if (req->calling_process_index != avf_process_node.index)
+ {
+ vlib_process_signal_event_pointer (vm, avf_process_node.index,
+ AVF_PROCESS_EVENT_REQ, req);
+
+ vlib_process_wait_for_event_or_clock (vm, 5.0);
+
+ if (vlib_process_get_events (vm, &event_data) != 0)
+ clib_panic ("avf process node failed to reply in 5 seconds");
+ vec_free (event_data);
+ }
+ else
+ avf_process_handle_request (vm, req);
+
+ return req->error;
}
static u32
avf_flag_change (vnet_main_t * vnm, vnet_hw_interface_t * hw, u32 flags)
{
- avf_main_t *am = &avf_main;
- vlib_log_warn (am->log_class, "TODO");
+ avf_process_req_t req;
+ vlib_main_t *vm = vlib_get_main ();
+ avf_device_t *ad = avf_get_device (hw->dev_instance);
+ clib_error_t *err;
+
+ switch (flags)
+ {
+ case ETHERNET_INTERFACE_FLAG_DEFAULT_L3:
+ ad->flags &= ~AVF_DEVICE_F_PROMISC;
+ break;
+ case ETHERNET_INTERFACE_FLAG_ACCEPT_ALL:
+ ad->flags |= AVF_DEVICE_F_PROMISC;
+ break;
+ default:
+ return ~0;
+ }
+
+ req.is_enable = ((ad->flags & AVF_DEVICE_F_PROMISC) != 0);
+ req.type = AVF_PROCESS_REQ_CONFIG_PROMISC_MDDE;
+ req.dev_instance = hw->dev_instance;
+
+ if ((err = avf_process_request (vm, &req)))
+ {
+ avf_log_err (ad, "error: %U", format_clib_error, err);
+ clib_error_free (err);
+ return ~0;
+ }
return 0;
}
avf_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
{
avf_main_t *am = &avf_main;
- avf_device_t *ad;
uword *event_data = 0, event_type;
int enabled = 0, irq;
f64 last_run_duration = 0;
f64 last_periodic_time = 0;
+ avf_device_t **dev_pointers = 0;
+ u32 i;
while (1)
{
vlib_process_wait_for_event (vm);
event_type = vlib_process_get_events (vm, &event_data);
- vec_reset_length (event_data);
irq = 0;
switch (event_type)
case AVF_PROCESS_EVENT_START:
enabled = 1;
break;
- case AVF_PROCESS_EVENT_STOP:
- enabled = 0;
- continue;
+ case AVF_PROCESS_EVENT_DELETE_IF:
+ for (int i = 0; i < vec_len (event_data); i++)
+ {
+ avf_device_t *ad = avf_get_device (event_data[i]);
+ avf_delete_if (vm, ad, /* with_barrier */ 1);
+ }
+ if (pool_elts (am->devices) < 1)
+ enabled = 0;
+ break;
case AVF_PROCESS_EVENT_AQ_INT:
irq = 1;
break;
+ case AVF_PROCESS_EVENT_REQ:
+ for (int i = 0; i < vec_len (event_data); i++)
+ avf_process_handle_request (vm, (void *) event_data[i]);
+ break;
+
default:
ASSERT (0);
}
+ vec_reset_length (event_data);
+
+ if (enabled == 0)
+ continue;
+
+ /* create local list of device pointers as device pool may grow
+ * during suspend */
+ vec_reset_length (dev_pointers);
/* *INDENT-OFF* */
- pool_foreach (ad, am->devices,
+ pool_foreach_index (i, am->devices)
{
- avf_process_one_device (vm, ad, irq);
- });
+ vec_add1 (dev_pointers, avf_get_device (i));
+ }
+
+ vec_foreach_index (i, dev_pointers)
+ {
+ avf_process_one_device (vm, dev_pointers[i], irq);
+ };
/* *INDENT-ON* */
last_run_duration = vlib_time_now (vm) - last_periodic_time;
}
}
/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (avf_process_node, static) = {
+VLIB_REGISTER_NODE (avf_process_node) = {
.function = avf_process,
.type = VLIB_NODE_TYPE_PROCESS,
.name = "avf-process",
/* *INDENT-ON* */
static void
-avf_irq_0_handler (vlib_pci_dev_handle_t h, u16 line)
+avf_irq_0_handler (vlib_main_t * vm, vlib_pci_dev_handle_t h, u16 line)
{
- vlib_main_t *vm = vlib_get_main ();
- avf_main_t *am = &avf_main;
- uword pd = vlib_pci_get_private_data (h);
- avf_device_t *ad = pool_elt_at_index (am->devices, pd);
+ uword pd = vlib_pci_get_private_data (vm, h);
+ avf_device_t *ad = avf_get_device (pd);
u32 icr0;
icr0 = avf_reg_read (ad, AVFINT_ICR0);
ed->icr0 = icr0;
}
- avf_irq_0_enable (ad);
+ avf_irq_0_set_state (ad, AVF_IRQ_STATE_ENABLED);
/* bit 30 - Send/Receive Admin queue interrupt indication */
if (icr0 & (1 << 30))
}
static void
-avf_irq_n_handler (vlib_pci_dev_handle_t h, u16 line)
+avf_irq_n_handler (vlib_main_t * vm, vlib_pci_dev_handle_t h, u16 line)
{
vnet_main_t *vnm = vnet_get_main ();
- vlib_main_t *vm = vlib_get_main ();
- avf_main_t *am = &avf_main;
- uword pd = vlib_pci_get_private_data (h);
- avf_device_t *ad = pool_elt_at_index (am->devices, pd);
- u16 qid;
+ uword pd = vlib_pci_get_private_data (vm, h);
+ avf_device_t *ad = avf_get_device (pd);
+ avf_rxq_t *rxq = vec_elt_at_index (ad->rxqs, line - 1);
if (ad->flags & AVF_DEVICE_F_ELOG)
{
ed->line = line;
}
- qid = line - 1;
- if (vec_len (ad->rxqs) > qid && ad->rxqs[qid].int_mode != 0)
- vnet_device_input_set_interrupt_pending (vnm, ad->hw_if_index, qid);
- avf_irq_n_enable (ad, 0);
+ line--;
+
+ if (ad->flags & AVF_DEVICE_F_RX_INT && rxq->int_mode)
+ vnet_hw_if_rx_queue_set_int_pending (vnm, rxq->queue_index);
+ avf_irq_n_set_state (ad, line, AVF_IRQ_STATE_ENABLED);
}
void
-avf_delete_if (vlib_main_t * vm, avf_device_t * ad)
+avf_delete_if (vlib_main_t * vm, avf_device_t * ad, int with_barrier)
{
vnet_main_t *vnm = vnet_get_main ();
avf_main_t *am = &avf_main;
int i;
+ ad->flags &= ~AVF_DEVICE_F_ADMIN_UP;
+
if (ad->hw_if_index)
{
+ if (with_barrier)
+ vlib_worker_thread_barrier_sync (vm);
vnet_hw_interface_set_flags (vnm, ad->hw_if_index, 0);
- vnet_hw_interface_unassign_rx_thread (vnm, ad->hw_if_index, 0);
ethernet_delete_interface (vnm, ad->hw_if_index);
+ if (with_barrier)
+ vlib_worker_thread_barrier_release (vm);
}
- vlib_pci_device_close (ad->pci_dev_handle);
+ vlib_pci_device_close (vm, ad->pci_dev_handle);
- vlib_physmem_free (vm, am->physmem_region, ad->atq);
- vlib_physmem_free (vm, am->physmem_region, ad->arq);
- vlib_physmem_free (vm, am->physmem_region, ad->atq_bufs);
- vlib_physmem_free (vm, am->physmem_region, ad->arq_bufs);
+ vlib_physmem_free (vm, ad->atq);
+ vlib_physmem_free (vm, ad->arq);
+ vlib_physmem_free (vm, ad->atq_bufs);
+ vlib_physmem_free (vm, ad->arq_bufs);
/* *INDENT-OFF* */
vec_foreach_index (i, ad->rxqs)
{
avf_rxq_t *rxq = vec_elt_at_index (ad->rxqs, i);
- vlib_physmem_free (vm, am->physmem_region, (void *) rxq->descs);
+ vlib_physmem_free (vm, (void *) rxq->descs);
if (rxq->n_enqueued)
vlib_buffer_free_from_ring (vm, rxq->bufs, rxq->next, rxq->size,
rxq->n_enqueued);
vec_foreach_index (i, ad->txqs)
{
avf_txq_t *txq = vec_elt_at_index (ad->txqs, i);
- vlib_physmem_free (vm, am->physmem_region, (void *) txq->descs);
+ vlib_physmem_free (vm, (void *) txq->descs);
if (txq->n_enqueued)
{
u16 first = (txq->next - txq->n_enqueued) & (txq->size -1);
vlib_buffer_free_from_ring (vm, txq->bufs, first, txq->size,
txq->n_enqueued);
}
+ /* Free the placeholder buffer */
+ vlib_buffer_free_one(vm, txq->ctx_desc_placeholder_bi);
vec_free (txq->bufs);
+ clib_ring_free (txq->rs_slots);
}
/* *INDENT-ON* */
vec_free (ad->txqs);
+ vec_free (ad->name);
clib_error_free (ad->error);
- memset (ad, 0, sizeof (*ad));
- pool_put (am->devices, ad);
+ clib_memset (ad, 0, sizeof (*ad));
+ pool_put_index (am->devices, ad->dev_instance);
+ clib_mem_free (ad);
}
-void
-avf_create_if (vlib_main_t * vm, avf_create_if_args_t * args)
+static u8
+avf_validate_queue_size (avf_create_if_args_t * args)
{
- vnet_main_t *vnm = vnet_get_main ();
- avf_main_t *am = &avf_main;
- avf_device_t *ad;
- vlib_pci_dev_handle_t h;
clib_error_t *error = 0;
- /* check input args */
args->rxq_size = (args->rxq_size == 0) ? AVF_RXQ_SZ : args->rxq_size;
args->txq_size = (args->txq_size == 0) ? AVF_TXQ_SZ : args->txq_size;
- if ((args->rxq_size & (args->rxq_size - 1))
- || (args->txq_size & (args->txq_size - 1)))
+ if ((args->rxq_size > AVF_QUEUE_SZ_MAX)
+ || (args->txq_size > AVF_QUEUE_SZ_MAX))
+ {
+ args->rv = VNET_API_ERROR_INVALID_VALUE;
+ args->error =
+ clib_error_return (error, "queue size must not be greater than %u",
+ AVF_QUEUE_SZ_MAX);
+ return 1;
+ }
+ if ((args->rxq_size < AVF_QUEUE_SZ_MIN)
+ || (args->txq_size < AVF_QUEUE_SZ_MIN))
+ {
+ args->rv = VNET_API_ERROR_INVALID_VALUE;
+ args->error =
+ clib_error_return (error, "queue size must not be smaller than %u",
+ AVF_QUEUE_SZ_MIN);
+ return 1;
+ }
+ if ((args->rxq_size & (args->rxq_size - 1)) ||
+ (args->txq_size & (args->txq_size - 1)))
{
args->rv = VNET_API_ERROR_INVALID_VALUE;
args->error =
clib_error_return (error, "queue size must be a power of two");
- return;
+ return 1;
}
+ return 0;
+}
- pool_get (am->devices, ad);
- ad->dev_instance = ad - am->devices;
+void
+avf_create_if (vlib_main_t * vm, avf_create_if_args_t * args)
+{
+ vnet_main_t *vnm = vnet_get_main ();
+ avf_main_t *am = &avf_main;
+ avf_device_t *ad, **adp;
+ vlib_pci_dev_handle_t h;
+ clib_error_t *error = 0;
+ int i;
+
+ /* check input args */
+ if (avf_validate_queue_size (args) != 0)
+ return;
+
+ /* *INDENT-OFF* */
+ pool_foreach (adp, am->devices) {
+ if ((*adp)->pci_addr.as_u32 == args->addr.as_u32)
+ {
+ args->rv = VNET_API_ERROR_ADDRESS_IN_USE;
+ args->error =
+ clib_error_return (error, "%U: %s", format_vlib_pci_addr,
+ &args->addr, "pci address in use");
+ return;
+ }
+ }
+ /* *INDENT-ON* */
+
+ pool_get (am->devices, adp);
+ adp[0] = ad = clib_mem_alloc_aligned (sizeof (avf_device_t),
+ CLIB_CACHE_LINE_BYTES);
+ clib_memset (ad, 0, sizeof (avf_device_t));
+ ad->dev_instance = adp - am->devices;
ad->per_interface_next_index = ~0;
+ ad->name = vec_dup (args->name);
if (args->enable_elog)
ad->flags |= AVF_DEVICE_F_ELOG;
- if ((error = vlib_pci_device_open (&args->addr, avf_pci_device_ids, &h)))
+ if ((error = vlib_pci_device_open (vm, &args->addr, avf_pci_device_ids,
+ &h)))
{
- pool_put (am->devices, ad);
+ pool_put (am->devices, adp);
+ clib_mem_free (ad);
args->rv = VNET_API_ERROR_INVALID_INTERFACE;
args->error =
clib_error_return (error, "pci-addr %U", format_vlib_pci_addr,
return;
}
ad->pci_dev_handle = h;
+ ad->pci_addr = args->addr;
+ ad->numa_node = vlib_pci_get_numa_node (vm, h);
- vlib_pci_set_private_data (h, ad->dev_instance);
+ vlib_pci_set_private_data (vm, h, ad->dev_instance);
- if ((error = vlib_pci_bus_master_enable (h)))
+ if ((error = vlib_pci_bus_master_enable (vm, h)))
goto error;
- if ((error = vlib_pci_map_region (h, 0, &ad->bar0)))
+ if ((error = vlib_pci_map_region (vm, h, 0, &ad->bar0)))
goto error;
- if ((error = vlib_pci_register_msix_handler (h, 0, 1, &avf_irq_0_handler)))
- goto error;
+ ad->atq = vlib_physmem_alloc_aligned_on_numa (vm, sizeof (avf_aq_desc_t) *
+ AVF_MBOX_LEN,
+ CLIB_CACHE_LINE_BYTES,
+ ad->numa_node);
+ if (ad->atq == 0)
+ {
+ error = vlib_physmem_last_error (vm);
+ goto error;
+ }
- if ((error = vlib_pci_register_msix_handler (h, 1, 1, &avf_irq_n_handler)))
+ if ((error = vlib_pci_map_dma (vm, h, ad->atq)))
goto error;
- if ((error = vlib_pci_enable_msix_irq (h, 0, 2)))
+ ad->arq = vlib_physmem_alloc_aligned_on_numa (vm, sizeof (avf_aq_desc_t) *
+ AVF_MBOX_LEN,
+ CLIB_CACHE_LINE_BYTES,
+ ad->numa_node);
+ if (ad->arq == 0)
+ {
+ error = vlib_physmem_last_error (vm);
+ goto error;
+ }
+
+ if ((error = vlib_pci_map_dma (vm, h, ad->arq)))
goto error;
- if (am->physmem_region_alloc == 0)
+ ad->atq_bufs = vlib_physmem_alloc_aligned_on_numa (vm, AVF_MBOX_BUF_SZ *
+ AVF_MBOX_LEN,
+ CLIB_CACHE_LINE_BYTES,
+ ad->numa_node);
+ if (ad->atq_bufs == 0)
{
- u32 flags = VLIB_PHYSMEM_F_INIT_MHEAP | VLIB_PHYSMEM_F_HUGETLB;
- error = vlib_physmem_region_alloc (vm, "avf descriptors", 4 << 20, 0,
- flags, &am->physmem_region);
- if (error)
- goto error;
- am->physmem_region_alloc = 1;
+ error = vlib_physmem_last_error (vm);
+ goto error;
}
- ad->atq = vlib_physmem_alloc_aligned (vm, am->physmem_region, &error,
- sizeof (avf_aq_desc_t) * AVF_MBOX_LEN,
- 64);
- if (error)
+
+ if ((error = vlib_pci_map_dma (vm, h, ad->atq_bufs)))
goto error;
- ad->arq = vlib_physmem_alloc_aligned (vm, am->physmem_region, &error,
- sizeof (avf_aq_desc_t) * AVF_MBOX_LEN,
- 64);
- if (error)
+ ad->arq_bufs = vlib_physmem_alloc_aligned_on_numa (vm, AVF_MBOX_BUF_SZ *
+ AVF_MBOX_LEN,
+ CLIB_CACHE_LINE_BYTES,
+ ad->numa_node);
+ if (ad->arq_bufs == 0)
+ {
+ error = vlib_physmem_last_error (vm);
+ goto error;
+ }
+
+ if ((error = vlib_pci_map_dma (vm, h, ad->arq_bufs)))
goto error;
- ad->atq_bufs = vlib_physmem_alloc_aligned (vm, am->physmem_region, &error,
- AVF_MBOX_BUF_SZ * AVF_MBOX_LEN,
- 64);
- if (error)
+ if (vlib_pci_supports_virtual_addr_dma (vm, h))
+ ad->flags |= AVF_DEVICE_F_VA_DMA;
+
+ if ((error = avf_device_init (vm, am, ad, args)))
goto error;
- ad->arq_bufs = vlib_physmem_alloc_aligned (vm, am->physmem_region, &error,
- AVF_MBOX_BUF_SZ * AVF_MBOX_LEN,
- 64);
- if (error)
+ if ((error = vlib_pci_register_msix_handler (vm, h, 0, 1,
+ &avf_irq_0_handler)))
goto error;
- if ((error = vlib_pci_intr_enable (h)))
+ if ((error = vlib_pci_register_msix_handler (vm, h, 1, ad->n_rx_irqs,
+ &avf_irq_n_handler)))
goto error;
- /* FIXME detect */
- ad->flags |= AVF_DEVICE_F_IOVA;
+ if ((error = vlib_pci_enable_msix_irq (vm, h, 0, ad->n_rx_irqs + 1)))
+ goto error;
- if ((error = avf_device_init (vm, ad, args)))
+ if ((error = vlib_pci_intr_enable (vm, h)))
goto error;
/* create interface */
if (error)
goto error;
+ /* Indicate ability to support L3 DMAC filtering and
+ * initialize interface to L3 non-promisc mode */
+ vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, ad->hw_if_index);
+ hi->caps |= VNET_HW_INTERFACE_CAP_SUPPORTS_MAC_FILTER |
+ VNET_HW_INTERFACE_CAP_SUPPORTS_L4_TX_CKSUM |
+ VNET_HW_INTERFACE_CAP_SUPPORTS_TCP_GSO;
+ ethernet_set_flags (vnm, ad->hw_if_index,
+ ETHERNET_INTERFACE_FLAG_DEFAULT_L3);
+
vnet_sw_interface_t *sw = vnet_get_hw_sw_interface (vnm, ad->hw_if_index);
args->sw_if_index = ad->sw_if_index = sw->sw_if_index;
vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, ad->hw_if_index);
- hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE;
- vnet_hw_interface_set_input_node (vnm, ad->hw_if_index,
- avf_input_node.index);
- vnet_hw_interface_assign_rx_thread (vnm, ad->hw_if_index, 0, ~0);
+ hw->caps |= VNET_HW_INTERFACE_CAP_SUPPORTS_INT_MODE;
+ vnet_hw_if_set_input_node (vnm, ad->hw_if_index, avf_input_node.index);
+
+ for (i = 0; i < ad->n_rx_queues; i++)
+ {
+ u32 qi, fi;
+ qi = vnet_hw_if_register_rx_queue (vnm, ad->hw_if_index, i,
+ VNET_HW_IF_RXQ_THREAD_ANY);
+
+ if (ad->flags & AVF_DEVICE_F_RX_INT)
+ {
+ fi = vlib_pci_get_msix_file_index (vm, ad->pci_dev_handle, i + 1);
+ vnet_hw_if_set_rx_queue_file_index (vnm, qi, fi);
+ }
+ ad->rxqs[i].queue_index = qi;
+ }
+ vnet_hw_if_update_runtime_data (vnm, ad->hw_if_index);
if (pool_elts (am->devices) == 1)
vlib_process_signal_event (vm, avf_process_node.index,
return;
error:
- avf_delete_if (vm, ad);
+ avf_delete_if (vm, ad, /* with_barrier */ 0);
args->rv = VNET_API_ERROR_INVALID_INTERFACE;
args->error = clib_error_return (error, "pci-addr %U",
format_vlib_pci_addr, &args->addr);
- vlib_log_err (am->log_class, "%U", format_clib_error, args->error);
+ avf_log_err (ad, "error: %U", format_clib_error, args->error);
}
static clib_error_t *
avf_interface_admin_up_down (vnet_main_t * vnm, u32 hw_if_index, u32 flags)
{
vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
- avf_main_t *am = &avf_main;
- avf_device_t *ad = vec_elt_at_index (am->devices, hi->dev_instance);
+ avf_device_t *ad = avf_get_device (hi->dev_instance);
uword is_up = (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) != 0;
if (ad->flags & AVF_DEVICE_F_ERROR)
static clib_error_t *
avf_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)
{
- avf_main_t *am = &avf_main;
vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
- avf_device_t *ad = pool_elt_at_index (am->devices, hw->dev_instance);
+ avf_device_t *ad = avf_get_device (hw->dev_instance);
avf_rxq_t *rxq = vec_elt_at_index (ad->rxqs, qid);
- if (mode == VNET_HW_INTERFACE_RX_MODE_POLLING)
- rxq->int_mode = 0;
+ if (mode == VNET_HW_IF_RX_MODE_POLLING)
+ {
+ if (rxq->int_mode == 0)
+ return 0;
+ if (ad->feature_bitmap & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR)
+ avf_irq_n_set_state (ad, qid, AVF_IRQ_STATE_WB_ON_ITR);
+ else
+ avf_irq_n_set_state (ad, qid, AVF_IRQ_STATE_ENABLED);
+ rxq->int_mode = 0;
+ }
else
- rxq->int_mode = 1;
+ {
+ if (rxq->int_mode == 1)
+ return 0;
+ if (ad->n_rx_irqs != ad->n_rx_queues)
+ return clib_error_return (0, "not enough interrupt lines");
+ rxq->int_mode = 1;
+ avf_irq_n_set_state (ad, qid, AVF_IRQ_STATE_ENABLED);
+ }
return 0;
}
avf_set_interface_next_node (vnet_main_t * vnm, u32 hw_if_index,
u32 node_index)
{
- avf_main_t *am = &avf_main;
vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
- avf_device_t *ad = pool_elt_at_index (am->devices, hw->dev_instance);
+ avf_device_t *ad = avf_get_device (hw->dev_instance);
/* Shut off redirection */
if (node_index == ~0)
vlib_node_add_next (vlib_get_main (), avf_input_node.index, node_index);
}
+static clib_error_t *
+avf_add_del_mac_address (vnet_hw_interface_t * hw,
+ const u8 * address, u8 is_add)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ avf_process_req_t req;
+
+ req.dev_instance = hw->dev_instance;
+ req.type = AVF_PROCESS_REQ_ADD_DEL_ETH_ADDR;
+ req.is_add = is_add;
+ clib_memcpy (req.eth_addr, address, 6);
+
+ return avf_process_request (vm, &req);
+}
+
static char *avf_tx_func_error_strings[] = {
#define _(n,s) s,
foreach_avf_tx_func_error
#undef _
};
-/* *INDENT-OFF* */
-VNET_DEVICE_CLASS (avf_device_class,) =
+static void
+avf_clear_hw_interface_counters (u32 instance)
+{
+ avf_device_t *ad = avf_get_device (instance);
+ clib_memcpy_fast (&ad->last_cleared_eth_stats,
+ &ad->eth_stats, sizeof (ad->eth_stats));
+}
+
+clib_error_t *
+avf_program_flow (u32 dev_instance, int is_add, u8 *rule, u32 rule_len,
+ u8 *program_status, u32 status_len)
{
+ vlib_main_t *vm = vlib_get_main ();
+ avf_process_req_t req;
+
+ req.dev_instance = dev_instance;
+ req.type = AVF_PROCESS_REQ_PROGRAM_FLOW;
+ req.is_add = is_add;
+ req.rule = rule;
+ req.rule_len = rule_len;
+ req.program_status = program_status;
+ req.status_len = status_len;
+
+ return avf_process_request (vm, &req);
+}
+
+/* *INDENT-OFF* */
+VNET_DEVICE_CLASS (avf_device_class, ) = {
.name = "Adaptive Virtual Function (AVF) interface",
+ .clear_counters = avf_clear_hw_interface_counters,
.format_device = format_avf_device,
.format_device_name = format_avf_device_name,
.admin_up_down_function = avf_interface_admin_up_down,
.rx_mode_change_function = avf_interface_rx_mode_change,
.rx_redirect_to_node = avf_set_interface_next_node,
+ .mac_addr_add_del_function = avf_add_del_mac_address,
.tx_function_n_errors = AVF_TX_N_ERROR,
.tx_function_error_strings = avf_tx_func_error_strings,
+ .flow_ops_function = avf_flow_ops_fn,
};
/* *INDENT-ON* */
avf_init (vlib_main_t * vm)
{
avf_main_t *am = &avf_main;
- clib_error_t *error;
vlib_thread_main_t *tm = vlib_get_thread_main ();
- int i;
-
- if ((error = vlib_call_init_function (vm, pci_bus_init)))
- return error;
vec_validate_aligned (am->per_thread_data, tm->n_vlib_mains - 1,
CLIB_CACHE_LINE_BYTES);
- /* initialize ptype based loopup table */
- vec_validate_aligned (am->ptypes, 255, CLIB_CACHE_LINE_BYTES);
-
- /* *INDENT-OFF* */
- vec_foreach_index (i, am->ptypes)
- {
- avf_ptype_t *p = vec_elt_at_index (am->ptypes, i);
- if ((i >= 22) && (i <= 87))
- {
- p->next_node = VNET_DEVICE_INPUT_NEXT_IP4_NCS_INPUT;
- p->flags = VNET_BUFFER_F_IS_IP4;
- }
- else if ((i >= 88) && (i <= 153))
- {
- p->next_node = VNET_DEVICE_INPUT_NEXT_IP6_INPUT;
- p->flags = VNET_BUFFER_F_IS_IP6;
- }
- else
- p->next_node = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
- p->buffer_advance = device_input_next_node_advance[p->next_node];
- p->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID;
- }
- /* *INDENT-ON* */
-
- am->log_class = vlib_log_register_class ("avf_plugin", 0);
- vlib_log_debug (am->log_class, "initialized");
-
return 0;
}
-VLIB_INIT_FUNCTION (avf_init);
+/* *INDENT-OFF* */
+VLIB_INIT_FUNCTION (avf_init) =
+{
+ .runs_after = VLIB_INITS ("pci_bus_init"),
+};
+/* *INDENT-OFF* */
/*
* fd.io coding-style-patch-verification: ON
Code Review / vpp.git / blobdiff