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-rw-r--r--drivers/net/enic/enic.h213
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diff --git a/drivers/net/enic/enic.h b/drivers/net/enic/enic.h
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+/*
+ * Copyright 2008-2014 Cisco Systems, Inc. All rights reserved.
+ * Copyright 2007 Nuova Systems, Inc. All rights reserved.
+ *
+ * Copyright (c) 2014, Cisco Systems, Inc.
+ * All rights reserved.
+ *
+ * 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 HOLDER 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 _ENIC_H_
+#define _ENIC_H_
+
+#include "vnic_enet.h"
+#include "vnic_dev.h"
+#include "vnic_wq.h"
+#include "vnic_rq.h"
+#include "vnic_cq.h"
+#include "vnic_intr.h"
+#include "vnic_stats.h"
+#include "vnic_nic.h"
+#include "vnic_rss.h"
+#include "enic_res.h"
+#include "cq_enet_desc.h"
+
+#define DRV_NAME "enic_pmd"
+#define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Poll-mode Driver"
+#define DRV_VERSION "1.0.0.6"
+#define DRV_COPYRIGHT "Copyright 2008-2015 Cisco Systems, Inc"
+
+#define ENIC_WQ_MAX 8
+#define ENIC_RQ_MAX 8
+#define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX)
+#define ENIC_INTR_MAX (ENIC_CQ_MAX + 2)
+
+#define VLAN_ETH_HLEN 18
+
+#define ENICPMD_SETTING(enic, f) ((enic->config.flags & VENETF_##f) ? 1 : 0)
+
+#define ENICPMD_BDF_LENGTH 13 /* 0000:00:00.0'\0' */
+#define PKT_TX_TCP_UDP_CKSUM 0x6000
+#define ENIC_CALC_IP_CKSUM 1
+#define ENIC_CALC_TCP_UDP_CKSUM 2
+#define ENIC_MAX_MTU 9000
+#define ENIC_PAGE_SIZE 4096
+#define PAGE_ROUND_UP(x) \
+ ((((unsigned long)(x)) + ENIC_PAGE_SIZE-1) & (~(ENIC_PAGE_SIZE-1)))
+
+#define ENICPMD_VFIO_PATH "/dev/vfio/vfio"
+/*#define ENIC_DESC_COUNT_MAKE_ODD (x) do{if ((~(x)) & 1) { (x)--; } }while(0)*/
+
+#define PCI_DEVICE_ID_CISCO_VIC_ENET 0x0043 /* ethernet vnic */
+#define PCI_DEVICE_ID_CISCO_VIC_ENET_VF 0x0071 /* enet SRIOV VF */
+
+
+#define ENICPMD_FDIR_MAX 64
+
+struct enic_fdir_node {
+ struct rte_eth_fdir_filter filter;
+ u16 fltr_id;
+ u16 rq_index;
+};
+
+struct enic_fdir {
+ struct rte_eth_fdir_stats stats;
+ struct rte_hash *hash;
+ struct enic_fdir_node *nodes[ENICPMD_FDIR_MAX];
+};
+
+/* Per-instance private data structure */
+struct enic {
+ struct enic *next;
+ struct rte_pci_device *pdev;
+ struct vnic_enet_config config;
+ struct vnic_dev_bar bar0;
+ struct vnic_dev *vdev;
+
+ unsigned int port_id;
+ struct rte_eth_dev *rte_dev;
+ struct enic_fdir fdir;
+ char bdf_name[ENICPMD_BDF_LENGTH];
+ int dev_fd;
+ int iommu_group_fd;
+ int iommu_groupid;
+ int eventfd;
+ uint8_t mac_addr[ETH_ALEN];
+ pthread_t err_intr_thread;
+ int promisc;
+ int allmulti;
+ u8 ig_vlan_strip_en;
+ int link_status;
+ u8 hw_ip_checksum;
+
+ unsigned int flags;
+ unsigned int priv_flags;
+
+ /* work queue */
+ struct vnic_wq wq[ENIC_WQ_MAX];
+ unsigned int wq_count;
+
+ /* receive queue */
+ struct vnic_rq rq[ENIC_RQ_MAX];
+ unsigned int rq_count;
+
+ /* completion queue */
+ struct vnic_cq cq[ENIC_CQ_MAX];
+ unsigned int cq_count;
+
+ /* interrupt resource */
+ struct vnic_intr intr;
+ unsigned int intr_count;
+};
+
+static inline unsigned int enic_cq_rq(__rte_unused struct enic *enic, unsigned int rq)
+{
+ return rq;
+}
+
+static inline unsigned int enic_cq_wq(struct enic *enic, unsigned int wq)
+{
+ return enic->rq_count + wq;
+}
+
+static inline unsigned int enic_msix_err_intr(__rte_unused struct enic *enic)
+{
+ return 0;
+}
+
+static inline struct enic *pmd_priv(struct rte_eth_dev *eth_dev)
+{
+ return (struct enic *)eth_dev->data->dev_private;
+}
+
+#define RTE_LIBRTE_ENIC_ASSERT_ENABLE
+#ifdef RTE_LIBRTE_ENIC_ASSERT_ENABLE
+#define ASSERT(x) do { \
+ if (!(x)) \
+ rte_panic("ENIC: x"); \
+} while (0)
+#else
+#define ASSERT(x)
+#endif
+
+extern void enic_fdir_stats_get(struct enic *enic,
+ struct rte_eth_fdir_stats *stats);
+extern int enic_fdir_add_fltr(struct enic *enic,
+ struct rte_eth_fdir_filter *params);
+extern int enic_fdir_del_fltr(struct enic *enic,
+ struct rte_eth_fdir_filter *params);
+extern void enic_free_wq(void *txq);
+extern int enic_alloc_intr_resources(struct enic *enic);
+extern int enic_setup_finish(struct enic *enic);
+extern int enic_alloc_wq(struct enic *enic, uint16_t queue_idx,
+ unsigned int socket_id, uint16_t nb_desc);
+extern void enic_start_wq(struct enic *enic, uint16_t queue_idx);
+extern int enic_stop_wq(struct enic *enic, uint16_t queue_idx);
+extern void enic_start_rq(struct enic *enic, uint16_t queue_idx);
+extern int enic_stop_rq(struct enic *enic, uint16_t queue_idx);
+extern void enic_free_rq(void *rxq);
+extern int enic_alloc_rq(struct enic *enic, uint16_t queue_idx,
+ unsigned int socket_id, struct rte_mempool *mp,
+ uint16_t nb_desc);
+extern int enic_set_rss_nic_cfg(struct enic *enic);
+extern int enic_set_vnic_res(struct enic *enic);
+extern void enic_set_hdr_split_size(struct enic *enic, u16 split_hdr_size);
+extern int enic_enable(struct enic *enic);
+extern int enic_disable(struct enic *enic);
+extern void enic_remove(struct enic *enic);
+extern int enic_get_link_status(struct enic *enic);
+extern void enic_dev_stats_get(struct enic *enic,
+ struct rte_eth_stats *r_stats);
+extern void enic_dev_stats_clear(struct enic *enic);
+extern void enic_add_packet_filter(struct enic *enic);
+extern void enic_set_mac_address(struct enic *enic, uint8_t *mac_addr);
+extern void enic_del_mac_address(struct enic *enic);
+extern unsigned int enic_cleanup_wq(struct enic *enic, struct vnic_wq *wq);
+extern void enic_send_pkt(struct enic *enic, struct vnic_wq *wq,
+ struct rte_mbuf *tx_pkt, unsigned short len,
+ uint8_t sop, uint8_t eop, uint8_t cq_entry,
+ uint16_t ol_flags, uint16_t vlan_tag);
+
+extern void enic_post_wq_index(struct vnic_wq *wq);
+extern int enic_probe(struct enic *enic);
+extern int enic_clsf_init(struct enic *enic);
+extern void enic_clsf_destroy(struct enic *enic);
+uint16_t enic_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+ uint16_t nb_pkts);
+
+#endif /* _ENIC_H_ */