/* SPDX-License-Identifier: BSD-3-Clause
*
- * Copyright (c) 2016-2018 Solarflare Communications Inc.
- * All rights reserved.
+ * Copyright(c) 2019-2021 Xilinx, Inc.
+ * Copyright(c) 2016-2019 Solarflare Communications Inc.
*
* This software was jointly developed between OKTET Labs (under contract
* for Solarflare) and Solarflare Communications, Inc.
*/
+#include <rte_bitmap.h>
+
#include "efx.h"
#include "sfc.h"
+#include "sfc_debug.h"
#include "sfc_log.h"
#include "sfc_kvargs.h"
/**
* Update MAC statistics in the buffer.
*
- * @param sa Adapter
+ * @param sa Adapter
+ * @param force_upload Flag to upload MAC stats in any case
*
* @return Status code
* @retval 0 Success
* @retval ENOMEM Memory allocation failure
*/
int
-sfc_port_update_mac_stats(struct sfc_adapter *sa)
+sfc_port_update_mac_stats(struct sfc_adapter *sa, boolean_t force_upload)
{
struct sfc_port *port = &sa->port;
efsys_mem_t *esmp = &port->mac_stats_dma_mem;
unsigned int nb_attempts = 0;
int rc;
- SFC_ASSERT(rte_spinlock_is_locked(&port->mac_stats_lock));
+ SFC_ASSERT(sfc_adapter_is_locked(sa));
if (sa->state != SFC_ADAPTER_STARTED)
- return EINVAL;
+ return 0;
/*
* If periodic statistics DMA'ing is off or if not supported,
* make a manual request and keep an eye on timer if need be
*/
if (!port->mac_stats_periodic_dma_supported ||
- (port->mac_stats_update_period_ms == 0)) {
+ (port->mac_stats_update_period_ms == 0) || force_upload) {
if (port->mac_stats_update_period_ms != 0) {
uint64_t timestamp = sfc_get_system_msecs();
int
sfc_port_reset_mac_stats(struct sfc_adapter *sa)
{
- struct sfc_port *port = &sa->port;
int rc;
- rte_spinlock_lock(&port->mac_stats_lock);
+ SFC_ASSERT(sfc_adapter_is_locked(sa));
+
rc = efx_mac_stats_clear(sa->nic);
if (rc == 0)
sfc_port_reset_sw_stats(sa);
- rte_spinlock_unlock(&port->mac_stats_lock);
return rc;
}
#endif
+static void
+sfc_port_fill_mac_stats_info(struct sfc_adapter *sa)
+{
+ unsigned int mac_stats_nb_supported = 0;
+ struct sfc_port *port = &sa->port;
+ unsigned int stat_idx;
+
+ efx_mac_stats_get_mask(sa->nic, port->mac_stats_mask,
+ sizeof(port->mac_stats_mask));
+
+ for (stat_idx = 0; stat_idx < EFX_MAC_NSTATS; ++stat_idx) {
+ if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, stat_idx))
+ continue;
+
+ port->mac_stats_by_id[mac_stats_nb_supported] = stat_idx;
+ mac_stats_nb_supported++;
+ }
+
+ port->mac_stats_nb_supported = mac_stats_nb_supported;
+}
+
int
sfc_port_start(struct sfc_adapter *sa)
{
uint32_t phy_adv_cap;
const uint32_t phy_pause_caps =
((1u << EFX_PHY_CAP_PAUSE) | (1u << EFX_PHY_CAP_ASYM));
- unsigned int i;
sfc_log_init(sa, "entry");
if (rc != 0)
goto fail_mac_pdu_set;
- if (!port->isolated) {
- struct ether_addr *addr = &port->default_mac_addr;
+ if (!sfc_sa2shared(sa)->isolated) {
+ struct rte_ether_addr *addr = &port->default_mac_addr;
sfc_log_init(sa, "set MAC address");
rc = efx_mac_addr_set(sa->nic, addr->addr_bytes);
B_TRUE : B_FALSE;
port->allmulti = (sa->eth_dev->data->all_multicast != 0) ?
B_TRUE : B_FALSE;
- rc = sfc_set_rx_mode(sa);
+ rc = sfc_set_rx_mode_unchecked(sa);
if (rc != 0)
goto fail_mac_filter_set;
port->mac_stats_reset_pending = B_FALSE;
}
- efx_mac_stats_get_mask(sa->nic, port->mac_stats_mask,
- sizeof(port->mac_stats_mask));
-
- for (i = 0, port->mac_stats_nb_supported = 0; i < EFX_MAC_NSTATS; ++i)
- if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i))
- port->mac_stats_nb_supported++;
+ sfc_port_fill_mac_stats_info(sa);
port->mac_stats_update_generation = 0;
(void)efx_mac_stats_periodic(sa->nic, &sa->port.mac_stats_dma_mem,
0, B_FALSE);
+ sfc_port_update_mac_stats(sa, B_TRUE);
+
efx_port_fini(sa->nic);
efx_filter_fini(sa->nic);
{
struct sfc_port *port = &sa->port;
const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
- const struct ether_addr *from;
+ const struct rte_ether_addr *from;
uint32_t mac_nstats;
size_t mac_stats_size;
long kvarg_stats_update_period_ms;
port->flow_ctrl_autoneg = B_TRUE;
RTE_BUILD_BUG_ON(sizeof(encp->enc_mac_addr) != sizeof(*from));
- from = (const struct ether_addr *)(encp->enc_mac_addr);
- ether_addr_copy(from, &port->default_mac_addr);
+ from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
+ rte_ether_addr_copy(from, &port->default_mac_addr);
port->max_mcast_addrs = EFX_MAC_MULTICAST_LIST_MAX;
port->nb_mcast_addrs = 0;
goto fail_mcast_addr_list_buf_alloc;
}
- rte_spinlock_init(&port->mac_stats_lock);
-
rc = ENOMEM;
port->mac_stats_buf = rte_calloc_socket("mac_stats_buf", EFX_MAC_NSTATS,
sizeof(uint64_t), 0,
sfc_log_init(sa, "done");
}
+static boolean_t
+sfc_get_requested_all_ucast(struct sfc_port *port)
+{
+ return port->promisc;
+}
+
+static boolean_t
+sfc_get_requested_all_mcast(struct sfc_port *port)
+{
+ return port->promisc || port->allmulti;
+}
+
+int
+sfc_set_rx_mode_unchecked(struct sfc_adapter *sa)
+{
+ struct sfc_port *port = &sa->port;
+ boolean_t requested_all_ucast = sfc_get_requested_all_ucast(port);
+ boolean_t requested_all_mcast = sfc_get_requested_all_mcast(port);
+ int rc;
+
+ rc = efx_mac_filter_set(sa->nic, requested_all_ucast, B_TRUE,
+ requested_all_mcast, B_TRUE);
+ if (rc != 0)
+ return rc;
+
+ return 0;
+}
+
int
sfc_set_rx_mode(struct sfc_adapter *sa)
{
struct sfc_port *port = &sa->port;
+ boolean_t old_all_ucast;
+ boolean_t old_all_mcast;
+ boolean_t requested_all_ucast = sfc_get_requested_all_ucast(port);
+ boolean_t requested_all_mcast = sfc_get_requested_all_mcast(port);
+ boolean_t actual_all_ucast;
+ boolean_t actual_all_mcast;
int rc;
- rc = efx_mac_filter_set(sa->nic, port->promisc, B_TRUE,
- port->promisc || port->allmulti, B_TRUE);
+ efx_mac_filter_get_all_ucast_mcast(sa->nic, &old_all_ucast,
+ &old_all_mcast);
- return rc;
+ rc = sfc_set_rx_mode_unchecked(sa);
+ if (rc != 0)
+ return rc;
+
+ efx_mac_filter_get_all_ucast_mcast(sa->nic, &actual_all_ucast,
+ &actual_all_mcast);
+
+ if (actual_all_ucast != requested_all_ucast ||
+ actual_all_mcast != requested_all_mcast) {
+ /*
+ * MAC filter set succeeded but not all requested modes
+ * were applied. The rollback is necessary to bring back the
+ * consistent old state.
+ */
+ (void)efx_mac_filter_set(sa->nic, old_all_ucast, B_TRUE,
+ old_all_mcast, B_TRUE);
+
+ return EPERM;
+ }
+
+ return 0;
}
void
link_info->link_autoneg = ETH_LINK_AUTONEG;
}
+
+int
+sfc_port_get_mac_stats(struct sfc_adapter *sa, struct rte_eth_xstat *xstats,
+ unsigned int xstats_count, unsigned int *nb_written)
+{
+ struct sfc_port *port = &sa->port;
+ uint64_t *mac_stats;
+ unsigned int i;
+ int nstats = 0;
+ int ret;
+
+ sfc_adapter_lock(sa);
+
+ ret = sfc_port_update_mac_stats(sa, B_FALSE);
+ if (ret != 0) {
+ SFC_ASSERT(ret > 0);
+ ret = -ret;
+ goto unlock;
+ }
+
+ mac_stats = port->mac_stats_buf;
+
+ for (i = 0; i < EFX_MAC_NSTATS; ++i) {
+ if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
+ if (nstats < (int)xstats_count) {
+ xstats[nstats].id = nstats;
+ xstats[nstats].value = mac_stats[i];
+ (*nb_written)++;
+ }
+ nstats++;
+ }
+ }
+ ret = nstats;
+
+unlock:
+ sfc_adapter_unlock(sa);
+
+ return ret;
+}
+
+int
+sfc_port_get_mac_stats_by_id(struct sfc_adapter *sa, const uint64_t *ids,
+ uint64_t *values, unsigned int n)
+{
+ struct sfc_port *port = &sa->port;
+ uint64_t *mac_stats;
+ unsigned int i;
+ int ret;
+ int rc;
+
+ sfc_adapter_lock(sa);
+
+ rc = sfc_port_update_mac_stats(sa, B_FALSE);
+ if (rc != 0) {
+ SFC_ASSERT(rc > 0);
+ ret = -rc;
+ goto unlock;
+ }
+
+ mac_stats = port->mac_stats_buf;
+
+ SFC_ASSERT(port->mac_stats_nb_supported <=
+ RTE_DIM(port->mac_stats_by_id));
+
+ for (i = 0; i < n; i++) {
+ if (ids[i] < port->mac_stats_nb_supported)
+ values[i] = mac_stats[port->mac_stats_by_id[ids[i]]];
+ }
+
+ ret = 0;
+
+unlock:
+ sfc_adapter_unlock(sa);
+
+ return ret;
+}