2d725c6128
Type: feature Change-Id: Icd9de05f2cbac0e5a6dfb1f1414f21dc4b893104 Signed-off-by: Damjan Marion <damarion@cisco.com>
235 lines
6.9 KiB
C
235 lines
6.9 KiB
C
/* SPDX-License-Identifier: Apache-2.0
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* Copyright (c) 2023 Cisco Systems, Inc.
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*/
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#ifndef _ENA_H_
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#define _ENA_H_
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#include <vppinfra/clib.h>
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#include <vppinfra/error_bootstrap.h>
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#include <vppinfra/format.h>
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#include <vnet/vnet.h>
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#include <vnet/dev/types.h>
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#include <dev_ena/ena_defs.h>
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#define ENA_ADMIN_QUEUE_LOG2_DEPTH 2
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#define ENA_ASYNC_QUEUE_LOG2_DEPTH 5
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#define ENA_ADMIN_QUEUE_DEPTH (1 << ENA_ADMIN_QUEUE_LOG2_DEPTH)
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#define ENA_ASYNC_QUEUE_DEPTH (1 << ENA_ASYNC_QUEUE_LOG2_DEPTH)
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typedef struct
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{
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u8 readless : 1;
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u8 aq_started : 1;
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u8 aenq_started : 1;
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u8 llq : 1;
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void *reg_bar;
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/* mmio */
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ena_mmio_resp_t *mmio_resp;
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/* admin queue */
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struct
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{
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ena_aq_sq_entry_t *sq_entries;
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ena_aq_cq_entry_t *cq_entries;
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u16 sq_next;
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u16 cq_head;
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u16 depth;
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} aq;
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/* host info */
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ena_aq_host_info_t *host_info;
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/* device info */
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ena_aq_feat_device_attr_t dev_attr;
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/* async event notification */
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struct
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{
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ena_aenq_entry_t *entries;
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u16 head;
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u16 depth;
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f64 last_keepalive;
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u64 tx_drops, tx_drops0;
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u64 rx_drops, rx_drops0;
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} aenq;
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} ena_device_t;
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typedef struct
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{
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} ena_port_t;
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typedef struct
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{
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u32 *buffer_indices;
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u16 *compl_sqe_indices;
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ena_rx_desc_t *sqes;
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ena_rx_cdesc_t *cqes;
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u32 *sq_db;
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u32 sq_next;
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u32 cq_next;
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u16 cq_idx;
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u16 sq_idx;
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u16 n_compl_sqes;
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u8 cq_created : 1;
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u8 sq_created : 1;
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} ena_rxq_t;
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typedef struct
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{
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u32 *buffer_indices;
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ena_tx_desc_t *sqes;
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ena_tx_llq_desc128_t *llq_descs;
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ena_tx_cdesc_t *cqes;
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u64 *sqe_templates;
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u32 *sq_db;
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u32 sq_tail;
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u32 sq_head;
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u32 cq_next;
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u16 cq_idx;
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u16 sq_idx;
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u8 cq_created : 1;
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u8 sq_created : 1;
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u8 llq : 1;
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} ena_txq_t;
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typedef struct
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{
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u16 qid;
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u16 next_index;
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u32 hw_if_index;
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ena_rx_cdesc_status_t status;
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u16 length;
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u16 n_desc;
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u16 req_id;
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} ena_rx_trace_t;
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/* admin.c */
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typedef struct
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{
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char *name;
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u8 version;
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u8 data_sz;
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u8 get;
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u8 set;
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} ena_aq_feat_info_t;
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ena_aq_feat_info_t *ena_aq_get_feat_info (ena_aq_feature_id_t);
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vnet_dev_rv_t ena_aq_olloc (vlib_main_t *, vnet_dev_t *, u16);
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vnet_dev_rv_t ena_aq_start (vlib_main_t *, vnet_dev_t *);
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void ena_aq_stop (vlib_main_t *, vnet_dev_t *);
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void ena_aq_free (vlib_main_t *, vnet_dev_t *);
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vnet_dev_rv_t ena_aq_create_sq (vlib_main_t *, vnet_dev_t *,
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ena_aq_create_sq_cmd_t *,
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ena_aq_create_sq_resp_t *);
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vnet_dev_rv_t ena_aq_create_cq (vlib_main_t *, vnet_dev_t *,
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ena_aq_create_cq_cmd_t *,
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ena_aq_create_cq_resp_t *);
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vnet_dev_rv_t ena_aq_destroy_sq (vlib_main_t *, vnet_dev_t *,
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ena_aq_destroy_sq_cmd_t *);
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vnet_dev_rv_t ena_aq_destroy_cq (vlib_main_t *, vnet_dev_t *,
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ena_aq_destroy_cq_cmd_t *);
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vnet_dev_rv_t ena_aq_set_feature (vlib_main_t *, vnet_dev_t *,
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ena_aq_feature_id_t, void *);
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vnet_dev_rv_t ena_aq_get_feature (vlib_main_t *, vnet_dev_t *,
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ena_aq_feature_id_t, void *);
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vnet_dev_rv_t ena_aq_get_stats (vlib_main_t *, vnet_dev_t *,
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ena_aq_stats_type_t, ena_aq_stats_scope_t, u16,
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void *);
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/* aenq.c */
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vnet_dev_rv_t ena_aenq_olloc (vlib_main_t *, vnet_dev_t *, u16);
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vnet_dev_rv_t ena_aenq_start (vlib_main_t *, vnet_dev_t *);
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void ena_aenq_stop (vlib_main_t *, vnet_dev_t *);
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void ena_aenq_free (vlib_main_t *, vnet_dev_t *);
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/* reg.c */
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void ena_reg_write (vnet_dev_t *, ena_reg_t, void *);
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void ena_reg_read (vnet_dev_t *, ena_reg_t, const void *);
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void ena_reg_set_dma_addr (vlib_main_t *, vnet_dev_t *, u32, u32, void *);
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vnet_dev_rv_t ena_reg_reset (vlib_main_t *, vnet_dev_t *, ena_reset_reason_t);
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/* port.c */
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vnet_dev_rv_t ena_port_init (vlib_main_t *, vnet_dev_port_t *);
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vnet_dev_rv_t ena_port_start (vlib_main_t *, vnet_dev_port_t *);
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void ena_port_stop (vlib_main_t *, vnet_dev_port_t *);
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vnet_dev_rv_t ena_port_cfg_change (vlib_main_t *, vnet_dev_port_t *,
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vnet_dev_port_cfg_change_req_t *);
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vnet_dev_rv_t ena_port_cfg_change_validate (vlib_main_t *, vnet_dev_port_t *,
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vnet_dev_port_cfg_change_req_t *);
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/* queue.c */
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vnet_dev_rv_t ena_rx_queue_alloc (vlib_main_t *, vnet_dev_rx_queue_t *);
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vnet_dev_rv_t ena_tx_queue_alloc (vlib_main_t *, vnet_dev_tx_queue_t *);
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void ena_rx_queue_free (vlib_main_t *, vnet_dev_rx_queue_t *);
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void ena_tx_queue_free (vlib_main_t *, vnet_dev_tx_queue_t *);
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vnet_dev_rv_t ena_rx_queue_start (vlib_main_t *, vnet_dev_rx_queue_t *);
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vnet_dev_rv_t ena_tx_queue_start (vlib_main_t *, vnet_dev_tx_queue_t *);
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void ena_rx_queue_stop (vlib_main_t *, vnet_dev_rx_queue_t *);
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void ena_tx_queue_stop (vlib_main_t *, vnet_dev_tx_queue_t *);
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/* format.c */
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format_function_t format_ena_dev_info;
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format_function_t format_ena_mem_addr;
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format_function_t format_ena_tx_desc;
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format_function_t format_ena_rx_trace;
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/* format_admin.c */
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format_function_t format_ena_aq_feat_desc;
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format_function_t format_ena_aq_feat_name;
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format_function_t format_ena_aq_opcode;
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format_function_t format_ena_aq_status;
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format_function_t format_ena_aq_feat_id_bitmap;
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format_function_t format_ena_aq_create_sq_cmd;
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format_function_t format_ena_aq_create_cq_cmd;
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format_function_t format_ena_aq_create_sq_resp;
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format_function_t format_ena_aq_create_cq_resp;
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format_function_t format_ena_aq_destroy_sq_cmd;
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format_function_t format_ena_aq_destroy_cq_cmd;
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format_function_t format_ena_aq_basic_stats;
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format_function_t format_ena_aq_eni_stats;
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#define foreach_ena_rx_node_counter \
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_ (BUFFER_ALLOC, buffer_alloc, ERROR, "buffer alloc error")
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typedef enum
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{
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#define _(f, lf, t, s) ENA_RX_NODE_CTR_##f,
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foreach_ena_rx_node_counter
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#undef _
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ENA_RX_NODE_N_CTRS,
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} ena_rx_node_ctr_t;
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#define foreach_ena_tx_node_counter \
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_ (CHAIN_TOO_LONG, chain_too_long, ERROR, "buffer chain too long") \
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_ (NO_FREE_SLOTS, no_free_slots, ERROR, "no free tx slots")
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typedef enum
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{
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#define _(f, lf, t, s) ENA_TX_NODE_CTR_##f,
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foreach_ena_tx_node_counter
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#undef _
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ENA_TX_NODE_N_CTRS,
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} ena_tx_node_ctr_t;
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#define log_debug(dev, f, ...) \
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vlib_log (VLIB_LOG_LEVEL_DEBUG, ena_log.class, "%U" f, format_vnet_dev_log, \
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(dev), clib_string_skip_prefix (__func__, "ena_"), ##__VA_ARGS__)
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#define log_info(dev, f, ...) \
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vlib_log (VLIB_LOG_LEVEL_INFO, ena_log.class, "%U: " f, \
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format_vnet_dev_addr, (dev), ##__VA_ARGS__)
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#define log_notice(dev, f, ...) \
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vlib_log (VLIB_LOG_LEVEL_NOTICE, ena_log.class, "%U: " f, \
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format_vnet_dev_addr, (dev), ##__VA_ARGS__)
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#define log_warn(dev, f, ...) \
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vlib_log (VLIB_LOG_LEVEL_WARNING, ena_log.class, "%U: " f, \
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format_vnet_dev_addr, (dev), ##__VA_ARGS__)
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#define log_err(dev, f, ...) \
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vlib_log (VLIB_LOG_LEVEL_ERR, ena_log.class, "%U: " f, \
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format_vnet_dev_addr, (dev), ##__VA_ARGS__)
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#endif /* _ENA_H_ */
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