net/sfc: factor out libefx-based Rx datapath

[dpdk.git] / drivers / net / sfc / sfc.h

diff --git a/drivers/net/sfc/sfc.h b/drivers/net/sfc/sfc.h
index c6bb5e8..02c97d1 100644 (file)
--- a/drivers/net/sfc/sfc.h
+++ b/drivers/net/sfc/sfc.h
@@ -1,5 +1,7 @@
 /*-
- * Copyright (c) 2016 Solarflare Communications Inc.
+ *   BSD LICENSE
+ *
+ * Copyright (c) 2016-2017 Solarflare Communications Inc.
  * All rights reserved.
  *
  * This software was jointly developed between OKTET Labs (under contract
@@ -38,6 +40,8 @@
 
 #include "efx.h"
 
+#include "sfc_filter.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -45,6 +49,13 @@ extern "C" {
 #define SFC_DEV_TO_PCI(eth_dev) \
        RTE_DEV_TO_PCI((eth_dev)->device)
 
+#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 |<-----------+
@@ -96,6 +107,13 @@ enum sfc_adapter_state {
        SFC_ADAPTER_NSTATES
 };
 
+enum sfc_dev_filter_mode {
+       SFC_DEV_FILTER_MODE_PROMISC = 0,
+       SFC_DEV_FILTER_MODE_ALLMULTI,
+
+       SFC_DEV_FILTER_NMODES
+};
+
 enum sfc_mcdi_state {
        SFC_MCDI_UNINITIALIZED = 0,
        SFC_MCDI_INITIALIZED,
@@ -110,20 +128,49 @@ struct sfc_mcdi {
        efsys_mem_t                     mem;
        enum sfc_mcdi_state             state;
        efx_mcdi_transport_t            transport;
+       bool                            logging;
+       uint32_t                        proxy_handle;
+       efx_rc_t                        proxy_result;
 };
 
 struct sfc_intr {
        efx_intr_type_t                 type;
+       rte_intr_callback_fn            handler;
+       boolean_t                       lsc_intr;
 };
 
 struct sfc_evq_info;
 struct sfc_rxq_info;
 struct sfc_txq_info;
+struct sfc_dp_rx;
 
 struct sfc_port {
+       unsigned int                    lsc_seq;
+
+       uint32_t                        phy_adv_cap_mask;
+       uint32_t                        phy_adv_cap;
+
        unsigned int                    flow_ctrl;
        boolean_t                       flow_ctrl_autoneg;
        size_t                          pdu;
+
+       boolean_t                       promisc;
+       boolean_t                       allmulti;
+
+       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;
+       efsys_mem_t                     mac_stats_dma_mem;
+       boolean_t                       mac_stats_reset_pending;
+       uint16_t                        mac_stats_update_period_ms;
+       uint32_t                        mac_stats_update_generation;
+       boolean_t                       mac_stats_periodic_dma_supported;
+       uint64_t                        mac_stats_last_request_timestamp;
+
+       uint32_t                mac_stats_mask[EFX_MAC_STATS_MASK_NPAGES];
 };
 
 /* Adapter private data */
@@ -148,12 +195,14 @@ struct sfc_adapter {
        struct sfc_mcdi                 mcdi;
        struct sfc_intr                 intr;
        struct sfc_port                 port;
+       struct sfc_filter               filter;
 
        unsigned int                    rxq_max;
        unsigned int                    txq_max;
 
        unsigned int                    txq_max_entries;
 
+       uint32_t                        evq_flags;
        unsigned int                    evq_count;
        struct sfc_evq_info             *evq_info;
 
@@ -165,6 +214,20 @@ struct sfc_adapter {
 
        unsigned int                    txq_count;
        struct sfc_txq_info             *txq_info;
+
+       boolean_t                       tso;
+
+       unsigned int                    rss_channels;
+
+#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
+
+       const struct sfc_dp_rx          *dp_rx;
 };
 
 /*
@@ -208,6 +271,13 @@ sfc_adapter_lock_fini(__rte_unused struct sfc_adapter *sa)
        /* Just for symmetry of the API */
 }
 
+/** Get the number of milliseconds since boot from the default timer */
+static inline uint64_t
+sfc_get_system_msecs(void)
+{
+       return rte_get_timer_cycles() * MS_PER_S / rte_get_timer_hz();
+}
+
 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);
@@ -236,6 +306,9 @@ int sfc_port_start(struct sfc_adapter *sa);
 void sfc_port_stop(struct sfc_adapter *sa);
 void sfc_port_link_mode_to_info(efx_link_mode_t link_mode,
                                struct rte_eth_link *link_info);
+int sfc_port_update_mac_stats(struct sfc_adapter *sa);
+int sfc_port_reset_mac_stats(struct sfc_adapter *sa);
+int sfc_set_rx_mode(struct sfc_adapter *sa);
 
 
 #ifdef __cplusplus