1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Huawei Technologies Co., Ltd
5 #ifndef _HINIC_PMD_EQS_H_
6 #define _HINIC_PMD_EQS_H_
8 #define HINIC_EQ_PAGE_SIZE 0x00001000
10 #define HINIC_AEQN_START 0
11 #define HINIC_MAX_AEQS 4
13 #define HINIC_EQ_MAX_PAGES 8
15 #define HINIC_AEQE_SIZE 64
16 #define HINIC_CEQE_SIZE 4
18 #define HINIC_AEQE_DESC_SIZE 4
19 #define HINIC_AEQE_DATA_SIZE \
20 (HINIC_AEQE_SIZE - HINIC_AEQE_DESC_SIZE)
22 #define HINIC_DEFAULT_AEQ_LEN 64
24 #define GET_EQ_ELEMENT(eq, idx) \
25 (((u8 *)(eq)->virt_addr[(idx) / (eq)->num_elem_in_pg]) + \
26 (((u32)(idx) & ((eq)->num_elem_in_pg - 1)) * (eq)->elem_size))
28 #define GET_AEQ_ELEM(eq, idx) \
29 ((struct hinic_aeq_elem *)GET_EQ_ELEMENT((eq), (idx)))
31 #define GET_CEQ_ELEM(eq, idx) ((u32 *)GET_EQ_ELEMENT((eq), (idx)))
33 enum hinic_eq_intr_mode {
34 HINIC_INTR_MODE_ARMED,
35 HINIC_INTR_MODE_ALWAYS,
38 enum hinic_eq_ci_arm_state {
44 HINIC_HW_INTER_INT = 0,
45 HINIC_MBX_FROM_FUNC = 1,
46 HINIC_MSG_FROM_MGMT_CPU = 2,
48 HINIC_API_CHAIN_STS = 4,
49 HINIC_MBX_SEND_RSLT = 5,
53 #define HINIC_RETRY_NUM (10)
56 struct hinic_hwdev *hwdev;
69 struct irq_info eq_irq;
77 struct hinic_aeq_elem {
78 u8 aeqe_data[HINIC_AEQE_DATA_SIZE];
83 struct hinic_hwdev *hwdev;
86 struct hinic_eq aeq[HINIC_MAX_AEQS];
90 void eq_update_ci(struct hinic_eq *eq);
92 void hinic_dump_aeq_info(struct hinic_hwdev *hwdev);
94 int hinic_comm_aeqs_init(struct hinic_hwdev *hwdev);
96 void hinic_comm_aeqs_free(struct hinic_hwdev *hwdev);
98 #endif /* _HINIC_PMD_EQS_H_ */