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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define DPDK_NB_RX_DESC_DEFAULT 1024
#define DPDK_NB_TX_DESC_DEFAULT 1024
#define DPDK_NB_RX_DESC_VIRTIO 256
#define DPDK_NB_TX_DESC_VIRTIO 256
#define I40E_DEV_ID_SFP_XL710 0x1572
#define I40E_DEV_ID_QSFP_A 0x1583
#define I40E_DEV_ID_QSFP_B 0x1584
#define I40E_DEV_ID_QSFP_C 0x1585
#define I40E_DEV_ID_10G_BASE_T 0x1586
#define I40E_DEV_ID_VF 0x154C
/* These args appear by themselves */
#define foreach_eal_double_hyphen_predicate_arg \
_(no-shconf) \
_(no-hpet) \
_(no-huge) \
_(vmware-tsc-map)
#define foreach_eal_single_hyphen_mandatory_arg \
_(coremask, c) \
_(nchannels, n) \
#define foreach_eal_single_hyphen_arg \
_(blacklist, b) \
_(mem-alloc-request, m) \
_(force-ranks, r)
/* These args are preceeded by "--" and followed by a single string */
#define foreach_eal_double_hyphen_arg \
_(huge-dir) \
_(proc-type) \
_(file-prefix) \
_(vdev)
static inline void
dpdk_get_xstats (dpdk_device_t * xd)
{
int len;
if ((len = rte_eth_xstats_get (xd->device_index, NULL, 0)) > 0)
{
vec_validate (xd->xstats, len - 1);
vec_validate (xd->last_cleared_xstats, len - 1);
len =
rte_eth_xstats_get (xd->device_index, xd->xstats,
vec_len (xd->xstats));
ASSERT (vec_len (xd->xstats) == len);
ASSERT (vec_len (xd->last_cleared_xstats) == len);
_vec_len (xd->xstats) = len;
_vec_len (xd->last_cleared_xstats) = len;
}
}
static inline void
dpdk_update_counters (dpdk_device_t * xd, f64 now)
{
vlib_simple_counter_main_t *cm;
vnet_main_t *vnm = vnet_get_main ();
u32 my_cpu = os_get_cpu_number ();
u64 rxerrors, last_rxerrors;
/* only update counters for PMD interfaces */
if ((xd->flags & DPDK_DEVICE_FLAG_PMD) == 0)
return;
xd->time_last_stats_update = now ? now : xd->time_last_stats_update;
clib_memcpy (&xd->last_stats, &xd->stats, sizeof (xd->last_stats));
rte_eth_stats_get (xd->device_index, &xd->stats);
/* maybe bump interface rx no buffer counter */
if (PREDICT_FALSE (xd->stats.rx_nombuf != xd->last_stats.rx_nombuf))
{
cm = vec_elt_at_index (vnm->interface_main.sw_if_counters,
VNET_INTERFACE_COUNTER_RX_NO_BUF);
vlib_increment_simple_counter (cm, my_cpu, xd->vlib_sw_if_index,
xd->stats.rx_nombuf -
xd->last_stats.rx_nombuf);
}
/* missed pkt counter */
if (PREDICT_FALSE (xd->stats.imissed != xd->last_stats.imissed))
{
cm = vec_elt_at_index (vnm->interface_main.sw_if_counters,
VNET_INTERFACE_COUNTER_RX_MISS);
vlib_increment_simple_counter (cm, my_cpu, xd->vlib_sw_if_index,
xd->stats.imissed -
xd->last_stats.imissed);
}
rxerrors = xd->stats.ierrors;
last_rxerrors = xd->last_stats.ierrors;
if (PREDICT_FALSE (rxerrors != last_rxerrors))
{
cm = vec_elt_at_index (vnm->interface_main.sw_if_counters,
VNET_INTERFACE_COUNTER_RX_ERROR);
vlib_increment_simple_counter (cm, my_cpu, xd->vlib_sw_if_index,
rxerrors - last_rxerrors);
}
dpdk_get_xstats (xd);
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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