b54ab78654
Removed some macros that were defined but not used in this driver. As a result, rte_smp_xx occurrence is removed from this driver. Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com> Reviewed-by: Kathleen Capella <kathleen.capella@arm.com> Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
139 lines
4.1 KiB
C
139 lines
4.1 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2014-2021 Broadcom
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* All rights reserved.
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*/
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#ifndef _BNXT_CPR_H_
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#define _BNXT_CPR_H_
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#include <stdbool.h>
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#include <rte_io.h>
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#include "hsi_struct_def_dpdk.h"
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struct bnxt_db_info;
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#define CMP_TYPE(cmp) \
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(((struct cmpl_base *)cmp)->type & CMPL_BASE_TYPE_MASK)
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/* Get completion length from completion type, in 16-byte units. */
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#define CMP_LEN(cmp_type) (((cmp_type) & 1) + 1)
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#define ADV_RAW_CMP(idx, n) ((idx) + (n))
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#define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
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#define RING_CMP(ring, idx) ((idx) & (ring)->ring_mask)
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#define RING_CMPL(ring_mask, idx) ((idx) & (ring_mask))
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#define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
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#define DB_CP_REARM_FLAGS (DB_KEY_CP | DB_IDX_VALID)
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#define DB_CP_FLAGS (DB_KEY_CP | DB_IDX_VALID | DB_IRQ_DIS)
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#define B_CP_DB_REARM(cpr, raw_cons) \
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rte_write32((DB_CP_REARM_FLAGS | \
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DB_RING_IDX(&((cpr)->cp_db), raw_cons)), \
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((cpr)->cp_db.doorbell))
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#define B_CP_DB_ARM(cpr) rte_write32((DB_KEY_CP), \
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((cpr)->cp_db.doorbell))
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#define B_CP_DB_DISARM(cpr) (*(uint32_t *)((cpr)->cp_db.doorbell) = \
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DB_KEY_CP | DB_IRQ_DIS)
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#define B_CP_DIS_DB(cpr, raw_cons) \
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rte_write32_relaxed((DB_CP_FLAGS | \
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DB_RING_IDX(&((cpr)->cp_db), raw_cons)), \
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((cpr)->cp_db.doorbell))
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struct bnxt_db_info {
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void *doorbell;
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union {
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uint64_t db_key64;
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uint32_t db_key32;
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};
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bool db_64;
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uint32_t db_ring_mask;
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uint32_t db_epoch_mask;
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uint32_t db_epoch_shift;
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};
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#define DB_EPOCH(db, idx) (((idx) & (db)->db_epoch_mask) << \
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((db)->db_epoch_shift))
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#define DB_RING_IDX(db, idx) (((idx) & (db)->db_ring_mask) | \
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DB_EPOCH(db, idx))
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struct bnxt_ring;
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struct bnxt_cp_ring_info {
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uint32_t cp_raw_cons;
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struct cmpl_base *cp_desc_ring;
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struct bnxt_db_info cp_db;
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rte_iova_t cp_desc_mapping;
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struct ctx_hw_stats *hw_stats;
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rte_iova_t hw_stats_map;
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uint32_t hw_stats_ctx_id;
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struct bnxt_ring *cp_ring_struct;
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};
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#define RX_CMP_L2_ERRORS \
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(RX_PKT_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_PKT_CMPL_ERRORS_CRC_ERROR)
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struct bnxt;
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void bnxt_handle_async_event(struct bnxt *bp, struct cmpl_base *cmp);
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void bnxt_handle_fwd_req(struct bnxt *bp, struct cmpl_base *cmp);
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int bnxt_event_hwrm_resp_handler(struct bnxt *bp, struct cmpl_base *cmp);
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void bnxt_dev_reset_and_resume(void *arg);
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void bnxt_wait_for_device_shutdown(struct bnxt *bp);
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#define EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL \
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HWRM_ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL
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#define EVENT_DATA1_REASON_CODE_MASK \
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HWRM_ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK
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#define EVENT_DATA1_FLAGS_MASK \
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HWRM_ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASK
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#define EVENT_DATA1_FLAGS_MASTER_FUNC \
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HWRM_ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC
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#define EVENT_DATA1_FLAGS_RECOVERY_ENABLED \
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HWRM_ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED
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bool bnxt_is_recovery_enabled(struct bnxt *bp);
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bool bnxt_is_primary_func(struct bnxt *bp);
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void bnxt_stop_rxtx(struct rte_eth_dev *eth_dev);
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/**
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* Check validity of a completion ring entry. If the entry is valid, include a
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* C11 __ATOMIC_ACQUIRE fence to ensure that subsequent loads of fields in the
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* completion are not hoisted by the compiler or by the CPU to come before the
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* loading of the "valid" field.
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*
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* Note: the caller must not access any fields in the specified completion
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* entry prior to calling this function.
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*
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* @param cmpl
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* Pointer to an entry in the completion ring.
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* @param raw_cons
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* Raw consumer index of entry in completion ring.
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* @param ring_size
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* Size of completion ring.
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*/
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static __rte_always_inline bool
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bnxt_cpr_cmp_valid(const void *cmpl, uint32_t raw_cons, uint32_t ring_size)
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{
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const struct cmpl_base *c = cmpl;
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bool expected, valid;
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expected = !(raw_cons & ring_size);
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valid = !!(rte_le_to_cpu_32(c->info3_v) & CMPL_BASE_V);
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if (valid == expected) {
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rte_atomic_thread_fence(__ATOMIC_ACQUIRE);
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return true;
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}
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return false;
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}
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#endif
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