X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx4%2Fmlx4.h;h=9bd2acc2aa43cd122cfa2a51249c38793d6dd026;hb=ca9d6597184bddb8d3ee925cb462fcbd51628299;hp=d0c7bc290ecc72f5a0a4f1613981af06b437724b;hpb=c4da6caa426dfeac317b4d9626263762536240d3;p=dpdk.git diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h index d0c7bc290e..9bd2acc2aa 100644 --- a/drivers/net/mlx4/mlx4.h +++ b/drivers/net/mlx4/mlx4.h @@ -1,8 +1,8 @@ /*- * BSD LICENSE * - * Copyright 2012-2015 6WIND S.A. - * Copyright 2012 Mellanox. + * Copyright 2012 6WIND S.A. + * Copyright 2012 Mellanox * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -34,35 +34,28 @@ #ifndef RTE_PMD_MLX4_H_ #define RTE_PMD_MLX4_H_ -#include +#include #include -#include -/* - * Maximum number of simultaneous MAC addresses supported. - * - * According to ConnectX's Programmer Reference Manual: - * The L2 Address Match is implemented by comparing a MAC/VLAN combination - * of 128 MAC addresses and 127 VLAN values, comprising 128x127 possible - * L2 addresses. - */ -#define MLX4_MAX_MAC_ADDRESSES 128 +/* Verbs headers do not support -pedantic. */ +#ifdef PEDANTIC +#pragma GCC diagnostic ignored "-Wpedantic" +#endif +#include +#ifdef PEDANTIC +#pragma GCC diagnostic error "-Wpedantic" +#endif -/* Maximum number of simultaneous VLAN filters supported. See above. */ -#define MLX4_MAX_VLAN_IDS 127 +#include +#include +#include +#include /* Request send completion once in every 64 sends, might be less. */ #define MLX4_PMD_TX_PER_COMP_REQ 64 -/* Maximum number of Scatter/Gather Elements per Work Request. */ -#ifndef MLX4_PMD_SGE_WR_N -#define MLX4_PMD_SGE_WR_N 4 -#endif - /* Maximum size for inline data. */ -#ifndef MLX4_PMD_MAX_INLINE #define MLX4_PMD_MAX_INLINE 0 -#endif /* * Maximum number of cached Memory Pools (MPs) per TX queue. Each RTE MP @@ -75,16 +68,11 @@ #define MLX4_PMD_TX_MP_CACHE 8 #endif -/* - * If defined, only use software counters. The PMD will never ask the hardware - * for these, and many of them won't be available. - */ -#ifndef MLX4_PMD_SOFT_COUNTERS -#define MLX4_PMD_SOFT_COUNTERS 1 -#endif +/* Interrupt alarm timeout value in microseconds. */ +#define MLX4_INTR_ALARM_TIMEOUT 100000 -/* Alarm timeout. */ -#define MLX4_ALARM_TIMEOUT_US 100000 +/* Port parameter. */ +#define MLX4_PMD_PORT_KVARG "port" enum { PCI_VENDOR_ID_MELLANOX = 0x15b3, @@ -96,68 +84,58 @@ enum { PCI_DEVICE_ID_MELLANOX_CONNECTX3PRO = 0x1007, }; -#define MLX4_DRIVER_NAME "librte_pmd_mlx4" - -/* Bit-field manipulation. */ -#define BITFIELD_DECLARE(bf, type, size) \ - type bf[(((size_t)(size) / (sizeof(type) * CHAR_BIT)) + \ - !!((size_t)(size) % (sizeof(type) * CHAR_BIT)))] -#define BITFIELD_DEFINE(bf, type, size) \ - BITFIELD_DECLARE((bf), type, (size)) = { 0 } -#define BITFIELD_SET(bf, b) \ - (assert((size_t)(b) < (sizeof(bf) * CHAR_BIT)), \ - (void)((bf)[((b) / (sizeof((bf)[0]) * CHAR_BIT))] |= \ - ((size_t)1 << ((b) % (sizeof((bf)[0]) * CHAR_BIT))))) -#define BITFIELD_RESET(bf, b) \ - (assert((size_t)(b) < (sizeof(bf) * CHAR_BIT)), \ - (void)((bf)[((b) / (sizeof((bf)[0]) * CHAR_BIT))] &= \ - ~((size_t)1 << ((b) % (sizeof((bf)[0]) * CHAR_BIT))))) -#define BITFIELD_ISSET(bf, b) \ - (assert((size_t)(b) < (sizeof(bf) * CHAR_BIT)), \ - !!(((bf)[((b) / (sizeof((bf)[0]) * CHAR_BIT))] & \ - ((size_t)1 << ((b) % (sizeof((bf)[0]) * CHAR_BIT)))))) - -/* Number of elements in array. */ -#define elemof(a) (sizeof(a) / sizeof((a)[0])) - -/* Cast pointer p to structure member m to its parent structure of type t. */ -#define containerof(p, t, m) ((t *)((uint8_t *)(p) - offsetof(t, m))) - -/* Branch prediction helpers. */ -#ifndef likely -#define likely(c) __builtin_expect(!!(c), 1) -#endif -#ifndef unlikely -#define unlikely(c) __builtin_expect(!!(c), 0) -#endif +#define MLX4_DRIVER_NAME "net_mlx4" + +struct rxq; +struct txq; +struct rte_flow; + +struct priv { + struct rte_eth_dev *dev; /* Ethernet device. */ + struct ibv_context *ctx; /* Verbs context. */ + struct ibv_device_attr device_attr; /* Device properties. */ + struct ibv_pd *pd; /* Protection Domain. */ + struct ether_addr mac; /* MAC address. */ + struct ibv_flow *mac_flow; /* Flow associated with MAC address. */ + /* Device properties. */ + uint16_t mtu; /* Configured MTU. */ + uint8_t port; /* Physical port number. */ + unsigned int started:1; /* Device started, flows enabled. */ + unsigned int vf:1; /* This is a VF device. */ + unsigned int intr_alarm:1; /* An interrupt alarm is scheduled. */ + unsigned int isolated:1; /* Toggle isolated mode. */ + struct rte_intr_handle intr_handle; /* Port interrupt handle. */ + struct rte_flow_drop *flow_drop_queue; /* Flow drop queue. */ + LIST_HEAD(mlx4_flows, rte_flow) flows; +}; -/* Debugging */ -#ifndef NDEBUG -#include -#define DEBUG__(m, ...) \ - (fprintf(stderr, "%s:%d: %s(): " m "%c", \ - __FILE__, __LINE__, __func__, __VA_ARGS__), \ - fflush(stderr), \ - (void)0) -/* - * Save/restore errno around DEBUG__(). - * XXX somewhat undefined behavior, but works. - */ -#define DEBUG_(...) \ - (errno = ((int []){ \ - *(volatile int *)&errno, \ - (DEBUG__(__VA_ARGS__), 0) \ - })[0]) -#define DEBUG(...) DEBUG_(__VA_ARGS__, '\n') -#define claim_zero(...) assert((__VA_ARGS__) == 0) -#define claim_nonzero(...) assert((__VA_ARGS__) != 0) -#define claim_positive(...) assert((__VA_ARGS__) >= 0) -#else /* NDEBUG */ -/* No-ops. */ -#define DEBUG(...) (void)0 -#define claim_zero(...) (__VA_ARGS__) -#define claim_nonzero(...) (__VA_ARGS__) -#define claim_positive(...) (__VA_ARGS__) -#endif /* NDEBUG */ +/* mlx4_ethdev.c */ + +int mlx4_get_ifname(const struct priv *priv, char (*ifname)[IF_NAMESIZE]); +int mlx4_get_mac(struct priv *priv, uint8_t (*mac)[ETHER_ADDR_LEN]); +int mlx4_mtu_get(struct priv *priv, uint16_t *mtu); +int mlx4_mtu_set(struct rte_eth_dev *dev, uint16_t mtu); +int mlx4_dev_set_link_down(struct rte_eth_dev *dev); +int mlx4_dev_set_link_up(struct rte_eth_dev *dev); +int mlx4_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats); +void mlx4_stats_reset(struct rte_eth_dev *dev); +void mlx4_dev_infos_get(struct rte_eth_dev *dev, + struct rte_eth_dev_info *info); +int mlx4_link_update(struct rte_eth_dev *dev, int wait_to_complete); +int mlx4_flow_ctrl_get(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf); +int mlx4_flow_ctrl_set(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf); + +/* mlx4_intr.c */ + +int mlx4_intr_uninstall(struct priv *priv); +int mlx4_intr_install(struct priv *priv); +int mlx4_rx_intr_disable(struct rte_eth_dev *dev, uint16_t idx); +int mlx4_rx_intr_enable(struct rte_eth_dev *dev, uint16_t idx); + +/* mlx4_mr.c */ + +struct ibv_mr *mlx4_mp2mr(struct ibv_pd *pd, struct rte_mempool *mp); #endif /* RTE_PMD_MLX4_H_ */