#include "vnic_rss.h"
#include "enic_res.h"
#include "cq_enet_desc.h"
+#include <sys/queue.h>
+#include <rte_spinlock.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)
+/* With Rx scatter support, we use two RQs on VIC per RQ used by app. Both
+ * RQs use the same CQ.
+ */
+#define ENIC_RQ_MAX 16
+#define ENIC_CQ_MAX (ENIC_WQ_MAX + (ENIC_RQ_MAX / 2))
#define ENIC_INTR_MAX (ENIC_CQ_MAX + 2)
+#define ENIC_MAX_MAC_ADDR 64
#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
struct rte_eth_fdir_stats stats;
struct rte_hash *hash;
struct enic_fdir_node *nodes[ENICPMD_FDIR_MAX];
+ u32 modes;
+ u32 types_mask;
+ void (*copy_fltr_fn)(struct filter_v2 *filt,
+ struct rte_eth_fdir_input *input,
+ struct rte_eth_fdir_masks *masks);
};
struct enic_soft_stats {
rte_atomic64_t rx_packet_errors;
};
+struct enic_memzone_entry {
+ const struct rte_memzone *rz;
+ LIST_ENTRY(enic_memzone_entry) entries;
+};
+
/* Per-instance private data structure */
struct enic {
struct enic *next;
u8 ig_vlan_strip_en;
int link_status;
u8 hw_ip_checksum;
+ u16 max_mtu;
+ u16 adv_filters;
unsigned int flags;
unsigned int priv_flags;
/* software counters */
struct enic_soft_stats soft_stats;
+
+ /* configured resources on vic */
+ unsigned int conf_rq_count;
+ unsigned int conf_wq_count;
+ unsigned int conf_cq_count;
+ unsigned int conf_intr_count;
+
+ /* linked list storing memory allocations */
+ LIST_HEAD(enic_memzone_list, enic_memzone_entry) memzone_list;
+ rte_spinlock_t memzone_list_lock;
+ rte_spinlock_t mtu_lock;
+
};
+/* Get the CQ index from a Start of Packet(SOP) RQ index */
+static inline unsigned int enic_sop_rq_idx_to_cq_idx(unsigned int sop_idx)
+{
+ return sop_idx / 2;
+}
+
+/* Get the RTE RQ index from a Start of Packet(SOP) RQ index */
+static inline unsigned int enic_sop_rq_idx_to_rte_idx(unsigned int sop_idx)
+{
+ return sop_idx / 2;
+}
+
+/* Get the Start of Packet(SOP) RQ index from a RTE RQ index */
+static inline unsigned int enic_rte_rq_idx_to_sop_idx(unsigned int rte_idx)
+{
+ return rte_idx * 2;
+}
+
+/* Get the Data RQ index from a RTE RQ index */
+static inline unsigned int enic_rte_rq_idx_to_data_idx(unsigned int rte_idx)
+{
+ return rte_idx * 2 + 1;
+}
+
+static inline unsigned int enic_vnic_rq_count(struct enic *enic)
+{
+ return enic->rq_count * 2;
+}
+
static inline unsigned int enic_cq_rq(__rte_unused struct enic *enic, unsigned int rq)
{
- return rq;
+ /* Scatter rx uses two receive queues together with one
+ * completion queue, so the completion queue number is no
+ * longer the same as the rq number.
+ */
+ return rq / 2;
}
static inline unsigned int enic_cq_wq(struct enic *enic, unsigned int wq)
return (struct enic *)eth_dev->data->dev_private;
}
+static inline uint32_t
+enic_ring_add(uint32_t n_descriptors, uint32_t i0, uint32_t i1)
+{
+ uint32_t d = i0 + i1;
+ d -= (d >= n_descriptors) ? n_descriptors : 0;
+ return d;
+}
+
+static inline uint32_t
+enic_ring_sub(uint32_t n_descriptors, uint32_t i0, uint32_t i1)
+{
+ int32_t d = i1 - i0;
+ return (uint32_t)((d < 0) ? ((int32_t)n_descriptors + d) : d);
+}
+
+static inline uint32_t
+enic_ring_incr(uint32_t n_descriptors, uint32_t idx)
+{
+ idx++;
+ if (unlikely(idx == n_descriptors))
+ idx = 0;
+ return idx;
+}
+
extern void enic_fdir_stats_get(struct enic *enic,
struct rte_eth_fdir_stats *stats);
extern int enic_fdir_add_fltr(struct enic *enic,
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);
+ uint16_t nb_desc, uint16_t free_thresh);
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);
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);
+void enic_set_mac_address(struct enic *enic, uint8_t *mac_addr);
+void enic_del_mac_address(struct enic *enic, int mac_index);
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,
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);
-
-uint16_t enicpmd_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
- uint16_t nb_pkts);
-void enic_free_wq_buf(__rte_unused struct vnic_wq *wq, struct vnic_wq_buf *buf);
+uint16_t enic_dummy_recv_pkts(__rte_unused void *rx_queue,
+ __rte_unused struct rte_mbuf **rx_pkts,
+ __rte_unused uint16_t nb_pkts);
+uint16_t enic_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts);
+int enic_set_mtu(struct enic *enic, uint16_t new_mtu);
+int enic_link_update(struct enic *enic);
+void enic_fdir_info(struct enic *enic);
+void enic_fdir_info_get(struct enic *enic, struct rte_eth_fdir_info *stats);
+void copy_fltr_v1(struct filter_v2 *fltr, struct rte_eth_fdir_input *input,
+ __rte_unused struct rte_eth_fdir_masks *masks);
+void copy_fltr_v2(struct filter_v2 *fltr, struct rte_eth_fdir_input *input,
+ struct rte_eth_fdir_masks *masks);
#endif /* _ENIC_H_ */