-/*-
- * BSD LICENSE
+/* SPDX-License-Identifier: BSD-3-Clause
*
- * Copyright (c) 2016-2017 Solarflare Communications Inc.
+ * Copyright (c) 2016-2018 Solarflare Communications Inc.
* All rights reserved.
*
* This software was jointly developed between OKTET Labs (under contract
* for Solarflare) and Solarflare Communications, Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _SFC_H
#include <stdbool.h>
-#include <rte_ethdev.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_ethdev_driver.h>
#include <rte_kvargs.h>
#include <rte_spinlock.h>
+#include <rte_atomic.h>
#include "efx.h"
extern "C" {
#endif
-#if EFSYS_OPT_RX_SCALE
-/** RSS key length (bytes) */
-#define SFC_RSS_KEY_SIZE 40
-/** RSS hash offloads mask */
-#define SFC_RSS_OFFLOADS (ETH_RSS_IP | ETH_RSS_TCP)
-#endif
-
/*
* +---------------+
* | UNINITIALIZED |<-----------+
efsys_mem_t mem;
enum sfc_mcdi_state state;
efx_mcdi_transport_t transport;
- bool logging;
+ uint32_t logtype;
uint32_t proxy_handle;
efx_rc_t proxy_result;
};
boolean_t promisc;
boolean_t allmulti;
+ struct ether_addr default_mac_addr;
+
unsigned int max_mcast_addrs;
unsigned int nb_mcast_addrs;
uint8_t *mcast_addrs;
rte_spinlock_t mac_stats_lock;
uint64_t *mac_stats_buf;
+ unsigned int mac_stats_nb_supported;
efsys_mem_t mac_stats_dma_mem;
boolean_t mac_stats_reset_pending;
uint16_t mac_stats_update_period_ms;
uint32_t mac_stats_mask[EFX_MAC_STATS_MASK_NPAGES];
};
+struct sfc_rss_hf_rte_to_efx {
+ uint64_t rte;
+ efx_rx_hash_type_t efx;
+};
+
+struct sfc_rss {
+ unsigned int channels;
+ efx_rx_scale_context_type_t context_type;
+ efx_rx_hash_support_t hash_support;
+ efx_rx_hash_alg_t hash_alg;
+ unsigned int hf_map_nb_entries;
+ struct sfc_rss_hf_rte_to_efx *hf_map;
+
+ efx_rx_hash_type_t hash_types;
+ unsigned int tbl[EFX_RSS_TBL_SIZE];
+ uint8_t key[EFX_RSS_KEY_SIZE];
+};
+
/* Adapter private data */
struct sfc_adapter {
/*
uint16_t port_id;
struct rte_eth_dev *eth_dev;
struct rte_kvargs *kvargs;
- bool debug_init;
+ uint32_t logtype_main;
int socket_id;
efsys_bar_t mem_bar;
efx_family_t family;
efx_nic_t *nic;
rte_spinlock_t nic_lock;
+ rte_atomic32_t restart_required;
struct sfc_mcdi mcdi;
struct sfc_intr intr;
unsigned int evq_count;
unsigned int mgmt_evq_index;
+ /*
+ * The lock is used to serialise management event queue polling
+ * which can be done from different context. Also the lock
+ * guarantees that mgmt_evq_running is preserved while the lock
+ * is held. It is used to serialise polling and start/stop
+ * operations.
+ *
+ * Locks which may be held when the lock is acquired:
+ * - adapter lock, when:
+ * - device start/stop to change mgmt_evq_running
+ * - any control operations in client side MCDI proxy handling to
+ * poll management event queue waiting for proxy response
+ * - MCDI lock, when:
+ * - any control operations in client side MCDI proxy handling to
+ * poll management event queue waiting for proxy response
+ *
+ * Locks which are acquired with the lock held:
+ * - nic_lock, when:
+ * - MC event processing on management event queue polling
+ * (e.g. MC REBOOT or BADASSERT events)
+ */
rte_spinlock_t mgmt_evq_lock;
+ bool mgmt_evq_running;
struct sfc_evq *mgmt_evq;
unsigned int rxq_count;
boolean_t tso;
- unsigned int rss_channels;
+ uint32_t rxd_wait_timeout_ns;
-#if EFSYS_OPT_RX_SCALE
- efx_rx_scale_support_t rss_support;
- efx_rx_hash_support_t hash_support;
- efx_rx_hash_type_t rss_hash_types;
- unsigned int rss_tbl[EFX_RSS_TBL_SIZE];
- uint8_t rss_key[SFC_RSS_KEY_SIZE];
-#endif
+ struct sfc_rss rss;
/*
* Shared memory copy of the Rx datapath name to be used by
size_t len, int socket_id, efsys_mem_t *esmp);
void sfc_dma_free(const struct sfc_adapter *sa, efsys_mem_t *esmp);
+uint32_t sfc_register_logtype(struct sfc_adapter *sa,
+ const char *lt_prefix_str,
+ uint32_t ll_default);
+
int sfc_probe(struct sfc_adapter *sa);
void sfc_unprobe(struct sfc_adapter *sa);
int sfc_attach(struct sfc_adapter *sa);
int sfc_start(struct sfc_adapter *sa);
void sfc_stop(struct sfc_adapter *sa);
+void sfc_schedule_restart(struct sfc_adapter *sa);
+
int sfc_mcdi_init(struct sfc_adapter *sa);
void sfc_mcdi_fini(struct sfc_adapter *sa);