Imported Upstream version 16.04

Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>

1 files changed, 257 insertions, 0 deletions

diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
new file mode 100644
index 00000000..24876625
--- /dev/null
+++ b/drivers/net/mlx5/mlx5.h
@@ -0,0 +1,257 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright 2015 6WIND S.A.
+ *   Copyright 2015 Mellanox.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of 6WIND S.A. nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   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 RTE_PMD_MLX5_H_
+#define RTE_PMD_MLX5_H_
+
+#include <stddef.h>
+#include <stdint.h>
+#include <limits.h>
+#include <net/if.h>
+#include <netinet/in.h>
+#include <linux/if.h>
+
+/* Verbs header. */
+/* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
+#ifdef PEDANTIC
+#pragma GCC diagnostic ignored "-pedantic"
+#endif
+#include <infiniband/verbs.h>
+#ifdef PEDANTIC
+#pragma GCC diagnostic error "-pedantic"
+#endif
+
+/* DPDK headers don't like -pedantic. */
+#ifdef PEDANTIC
+#pragma GCC diagnostic ignored "-pedantic"
+#endif
+#include <rte_ether.h>
+#include <rte_ethdev.h>
+#include <rte_spinlock.h>
+#include <rte_interrupts.h>
+#include <rte_errno.h>
+#ifdef PEDANTIC
+#pragma GCC diagnostic error "-pedantic"
+#endif
+
+#include "mlx5_utils.h"
+#include "mlx5_rxtx.h"
+#include "mlx5_autoconf.h"
+#include "mlx5_defs.h"
+
+enum {
+	PCI_VENDOR_ID_MELLANOX = 0x15b3,
+};
+
+enum {
+	PCI_DEVICE_ID_MELLANOX_CONNECTX4 = 0x1013,
+	PCI_DEVICE_ID_MELLANOX_CONNECTX4VF = 0x1014,
+	PCI_DEVICE_ID_MELLANOX_CONNECTX4LX = 0x1015,
+	PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF = 0x1016,
+};
+
+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. */
+	/*
+	 * MAC addresses array and configuration bit-field.
+	 * An extra entry that cannot be modified by the DPDK is reserved
+	 * for broadcast frames (destination MAC address ff:ff:ff:ff:ff:ff).
+	 */
+	struct ether_addr mac[MLX5_MAX_MAC_ADDRESSES];
+	BITFIELD_DECLARE(mac_configured, uint32_t, MLX5_MAX_MAC_ADDRESSES);
+	uint16_t vlan_filter[MLX5_MAX_VLAN_IDS]; /* VLAN filters table. */
+	unsigned int vlan_filter_n; /* Number of configured VLAN filters. */
+	/* Device properties. */
+	uint16_t mtu; /* Configured MTU. */
+	uint8_t port; /* Physical port number. */
+	unsigned int started:1; /* Device started, flows enabled. */
+	unsigned int promisc_req:1; /* Promiscuous mode requested. */
+	unsigned int allmulti_req:1; /* All multicast mode requested. */
+	unsigned int hw_csum:1; /* Checksum offload is supported. */
+	unsigned int hw_csum_l2tun:1; /* Same for L2 tunnels. */
+	unsigned int hw_vlan_strip:1; /* VLAN stripping is supported. */
+	unsigned int hw_fcs_strip:1; /* FCS stripping is supported. */
+	unsigned int hw_padding:1; /* End alignment padding is supported. */
+	unsigned int vf:1; /* This is a VF device. */
+	unsigned int mps:1; /* Whether multi-packet send is supported. */
+	unsigned int pending_alarm:1; /* An alarm is pending. */
+	/* RX/TX queues. */
+	unsigned int rxqs_n; /* RX queues array size. */
+	unsigned int txqs_n; /* TX queues array size. */
+	struct rxq *(*rxqs)[]; /* RX queues. */
+	struct txq *(*txqs)[]; /* TX queues. */
+	/* Indirection tables referencing all RX WQs. */
+	struct ibv_exp_rwq_ind_table *(*ind_tables)[];
+	unsigned int ind_tables_n; /* Number of indirection tables. */
+	unsigned int ind_table_max_size; /* Maximum indirection table size. */
+	/* Hash RX QPs feeding the indirection table. */
+	struct hash_rxq (*hash_rxqs)[];
+	unsigned int hash_rxqs_n; /* Hash RX QPs array size. */
+	/* RSS configuration array indexed by hash RX queue type. */
+	struct rte_eth_rss_conf *(*rss_conf)[];
+	uint64_t rss_hf; /* RSS DPDK bit field of active RSS. */
+	struct rte_intr_handle intr_handle; /* Interrupt handler. */
+	unsigned int (*reta_idx)[]; /* RETA index table. */
+	unsigned int reta_idx_n; /* RETA index size. */
+	struct fdir_filter_list *fdir_filter_list; /* Flow director rules. */
+	rte_spinlock_t lock; /* Lock for control functions. */
+};
+
+/* Local storage for secondary process data. */
+struct mlx5_secondary_data {
+	struct rte_eth_dev_data data; /* Local device data. */
+	struct priv *primary_priv; /* Private structure from primary. */
+	struct rte_eth_dev_data *shared_dev_data; /* Shared device data. */
+	rte_spinlock_t lock; /* Port configuration lock. */
+} mlx5_secondary_data[RTE_MAX_ETHPORTS];
+
+/**
+ * Lock private structure to protect it from concurrent access in the
+ * control path.
+ *
+ * @param priv
+ *   Pointer to private structure.
+ */
+static inline void
+priv_lock(struct priv *priv)
+{
+	rte_spinlock_lock(&priv->lock);
+}
+
+/**
+ * Unlock private structure.
+ *
+ * @param priv
+ *   Pointer to private structure.
+ */
+static inline void
+priv_unlock(struct priv *priv)
+{
+	rte_spinlock_unlock(&priv->lock);
+}
+
+/* mlx5.c */
+
+int mlx5_getenv_int(const char *);
+
+/* mlx5_ethdev.c */
+
+struct priv *mlx5_get_priv(struct rte_eth_dev *dev);
+int mlx5_is_secondary(void);
+int priv_get_ifname(const struct priv *, char (*)[IF_NAMESIZE]);
+int priv_ifreq(const struct priv *, int req, struct ifreq *);
+int priv_get_mtu(struct priv *, uint16_t *);
+int priv_set_flags(struct priv *, unsigned int, unsigned int);
+int mlx5_dev_configure(struct rte_eth_dev *);
+void mlx5_dev_infos_get(struct rte_eth_dev *, struct rte_eth_dev_info *);
+const uint32_t *mlx5_dev_supported_ptypes_get(struct rte_eth_dev *dev);
+int mlx5_link_update(struct rte_eth_dev *, int);
+int mlx5_dev_set_mtu(struct rte_eth_dev *, uint16_t);
+int mlx5_dev_get_flow_ctrl(struct rte_eth_dev *, struct rte_eth_fc_conf *);
+int mlx5_dev_set_flow_ctrl(struct rte_eth_dev *, struct rte_eth_fc_conf *);
+int mlx5_ibv_device_to_pci_addr(const struct ibv_device *,
+				struct rte_pci_addr *);
+void mlx5_dev_link_status_handler(void *);
+void mlx5_dev_interrupt_handler(struct rte_intr_handle *, void *);
+void priv_dev_interrupt_handler_uninstall(struct priv *, struct rte_eth_dev *);
+void priv_dev_interrupt_handler_install(struct priv *, struct rte_eth_dev *);
+int mlx5_set_link_down(struct rte_eth_dev *dev);
+int mlx5_set_link_up(struct rte_eth_dev *dev);
+struct priv *mlx5_secondary_data_setup(struct priv *priv);
+
+/* mlx5_mac.c */
+
+int priv_get_mac(struct priv *, uint8_t (*)[ETHER_ADDR_LEN]);
+void hash_rxq_mac_addrs_del(struct hash_rxq *);
+void priv_mac_addrs_disable(struct priv *);
+void mlx5_mac_addr_remove(struct rte_eth_dev *, uint32_t);
+int hash_rxq_mac_addrs_add(struct hash_rxq *);
+int priv_mac_addr_add(struct priv *, unsigned int,
+		      const uint8_t (*)[ETHER_ADDR_LEN]);
+int priv_mac_addrs_enable(struct priv *);
+void mlx5_mac_addr_add(struct rte_eth_dev *, struct ether_addr *, uint32_t,
+		       uint32_t);
+void mlx5_mac_addr_set(struct rte_eth_dev *, struct ether_addr *);
+
+/* mlx5_rss.c */
+
+int rss_hash_rss_conf_new_key(struct priv *, const uint8_t *, unsigned int,
+			      uint64_t);
+int mlx5_rss_hash_update(struct rte_eth_dev *, struct rte_eth_rss_conf *);
+int mlx5_rss_hash_conf_get(struct rte_eth_dev *, struct rte_eth_rss_conf *);
+int priv_rss_reta_index_resize(struct priv *, unsigned int);
+int mlx5_dev_rss_reta_query(struct rte_eth_dev *,
+			    struct rte_eth_rss_reta_entry64 *, uint16_t);
+int mlx5_dev_rss_reta_update(struct rte_eth_dev *,
+			     struct rte_eth_rss_reta_entry64 *, uint16_t);
+
+/* mlx5_rxmode.c */
+
+int priv_special_flow_enable(struct priv *, enum hash_rxq_flow_type);
+void priv_special_flow_disable(struct priv *, enum hash_rxq_flow_type);
+int priv_special_flow_enable_all(struct priv *);
+void priv_special_flow_disable_all(struct priv *);
+void mlx5_promiscuous_enable(struct rte_eth_dev *);
+void mlx5_promiscuous_disable(struct rte_eth_dev *);
+void mlx5_allmulticast_enable(struct rte_eth_dev *);
+void mlx5_allmulticast_disable(struct rte_eth_dev *);
+
+/* mlx5_stats.c */
+
+void mlx5_stats_get(struct rte_eth_dev *, struct rte_eth_stats *);
+void mlx5_stats_reset(struct rte_eth_dev *);
+
+/* mlx5_vlan.c */
+
+int mlx5_vlan_filter_set(struct rte_eth_dev *, uint16_t, int);
+void mlx5_vlan_offload_set(struct rte_eth_dev *, int);
+void mlx5_vlan_strip_queue_set(struct rte_eth_dev *, uint16_t, int);
+
+/* mlx5_trigger.c */
+
+int mlx5_dev_start(struct rte_eth_dev *);
+void mlx5_dev_stop(struct rte_eth_dev *);
+
+/* mlx5_fdir.c */
+
+int fdir_init_filters_list(struct priv *);
+void priv_fdir_delete_filters_list(struct priv *);
+void priv_fdir_disable(struct priv *);
+void priv_fdir_enable(struct priv *);
+int mlx5_dev_filter_ctrl(struct rte_eth_dev *, enum rte_filter_type,
+			 enum rte_filter_op, void *);
+
+#endif /* RTE_PMD_MLX5_H_ */