X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fsfc.h;h=a4b9a3f3310287d872f90ca71ae1c6f49993d01b;hb=8fcf28a295757c7a15d39f6cf2ed87776a0b6b72;hp=d287413d6ebcd89e5a97625fafe83a9324d2bfcb;hpb=84a9b48128c18c9713edd46400ed8840eb7a931f;p=dpdk.git diff --git a/drivers/net/sfc/sfc.h b/drivers/net/sfc/sfc.h index d287413d6e..a4b9a3f331 100644 --- a/drivers/net/sfc/sfc.h +++ b/drivers/net/sfc/sfc.h @@ -1,32 +1,10 @@ -/*- - * 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 @@ -34,9 +12,12 @@ #include -#include +#include +#include +#include #include #include +#include #include "efx.h" @@ -46,13 +27,6 @@ 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 |<-----------+ @@ -125,7 +99,7 @@ struct sfc_mcdi { 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; }; @@ -136,6 +110,9 @@ struct sfc_intr { boolean_t lsc_intr; }; +struct sfc_rxq; +struct sfc_txq; + struct sfc_rxq_info; struct sfc_txq_info; struct sfc_dp_rx; @@ -154,16 +131,18 @@ struct sfc_port { * Flow API isolated mode overrides promisc and allmulti settings; * they won't be applied if isolated mode is active */ - boolean_t isolated; 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; @@ -172,10 +151,74 @@ struct sfc_port { uint64_t mac_stats_last_request_timestamp; uint32_t mac_stats_mask[EFX_MAC_STATS_MASK_NPAGES]; + + uint64_t ipackets; +}; + +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 shared by primary and secondary processes */ +struct sfc_adapter_shared { + unsigned int rxq_count; + struct sfc_rxq_info *rxq_info; + + unsigned int txq_count; + struct sfc_txq_info *txq_info; + + struct sfc_rss rss; + + boolean_t isolated; + uint32_t tunnel_encaps; + + struct rte_pci_addr pci_addr; + uint16_t port_id; + + char *dp_rx_name; + char *dp_tx_name; }; +/* Adapter process private data */ +struct sfc_adapter_priv { + struct sfc_adapter_shared *shared; + const struct sfc_dp_rx *dp_rx; + const struct sfc_dp_tx *dp_tx; + uint32_t logtype_main; +}; + +static inline struct sfc_adapter_priv * +sfc_adapter_priv_by_eth_dev(struct rte_eth_dev *eth_dev) +{ + struct sfc_adapter_priv *sap = eth_dev->process_private; + + SFC_ASSERT(sap != NULL); + return sap; +} + /* Adapter private data */ struct sfc_adapter { + /* + * It must be the first field of the sfc_adapter structure since + * sfc_adapter is the primary process private data (i.e. process + * private data plus additional primary process specific data). + */ + struct sfc_adapter_priv priv; + /* * PMD setup and configuration is not thread safe. Since it is not * performance sensitive, it is better to guarantee thread-safety @@ -184,16 +227,14 @@ struct sfc_adapter { */ rte_spinlock_t lock; enum sfc_adapter_state state; - struct rte_pci_addr pci_addr; - uint16_t port_id; struct rte_eth_dev *eth_dev; struct rte_kvargs *kvargs; - bool debug_init; 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; @@ -203,47 +244,75 @@ struct sfc_adapter { unsigned int rxq_max; unsigned int txq_max; + unsigned int rxq_max_entries; + unsigned int rxq_min_entries; + unsigned int txq_max_entries; + unsigned int txq_min_entries; + + unsigned int evq_max_entries; + unsigned int evq_min_entries; uint32_t evq_flags; 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; - struct sfc_rxq_info *rxq_info; - - unsigned int txq_count; - struct sfc_txq_info *txq_info; + struct sfc_rxq *rxq_ctrl; + struct sfc_txq *txq_ctrl; 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 +static inline struct sfc_adapter_shared * +sfc_adapter_shared_by_eth_dev(struct rte_eth_dev *eth_dev) +{ + struct sfc_adapter_shared *sas = eth_dev->data->dev_private; - /* - * Shared memory copy of the Rx datapath name to be used by - * the secondary process to find Rx datapath to be used. - */ - char *dp_rx_name; - const struct sfc_dp_rx *dp_rx; + return sas; +} - /* - * Shared memory copy of the Tx datapath name to be used by - * the secondary process to find Rx datapath to be used. - */ - char *dp_tx_name; - const struct sfc_dp_tx *dp_tx; -}; +static inline struct sfc_adapter * +sfc_adapter_by_eth_dev(struct rte_eth_dev *eth_dev) +{ + struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(eth_dev); + + SFC_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); + + return container_of(sap, struct sfc_adapter, priv); +} + +static inline struct sfc_adapter_shared * +sfc_sa2shared(struct sfc_adapter *sa) +{ + return sa->priv.shared; +} /* * Add wrapper functions to acquire/release lock to be able to remove or @@ -297,6 +366,10 @@ int sfc_dma_alloc(const struct sfc_adapter *sa, const char *name, uint16_t id, 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(const struct rte_pci_addr *pci_addr, + 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); @@ -304,6 +377,8 @@ void sfc_detach(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);