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176 lines
4.5 KiB
176 lines
4.5 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* Huawei HiNIC PCI Express Linux driver |
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* Copyright(c) 2017 Huawei Technologies Co., Ltd |
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*/ |
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#ifndef HINIC_MBOX_H_ |
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#define HINIC_MBOX_H_ |
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#define HINIC_MBOX_PF_SEND_ERR 0x1 |
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#define HINIC_MBOX_PF_BUSY_ACTIVE_FW 0x2 |
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#define HINIC_MBOX_VF_CMD_ERROR 0x3 |
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#define HINIC_MAX_FUNCTIONS 512 |
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#define HINIC_MAX_PF_FUNCS 16 |
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#define HINIC_MBOX_WQ_NAME "hinic_mbox" |
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#define HINIC_FUNC_CSR_MAILBOX_DATA_OFF 0x80 |
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#define HINIC_FUNC_CSR_MAILBOX_CONTROL_OFF 0x0100 |
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#define HINIC_FUNC_CSR_MAILBOX_INT_OFFSET_OFF 0x0104 |
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#define HINIC_FUNC_CSR_MAILBOX_RESULT_H_OFF 0x0108 |
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#define HINIC_FUNC_CSR_MAILBOX_RESULT_L_OFF 0x010C |
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#define MAX_FUNCTION_NUM 512 |
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struct vf_cmd_check_handle { |
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u8 cmd; |
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bool (*check_cmd)(struct hinic_hwdev *hwdev, u16 src_func_idx, |
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void *buf_in, u16 in_size); |
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}; |
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enum hinic_mbox_ack_type { |
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MBOX_ACK, |
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MBOX_NO_ACK, |
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}; |
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struct mbox_msg_info { |
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u8 msg_id; |
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u8 status; |
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}; |
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struct hinic_recv_mbox { |
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struct completion recv_done; |
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void *mbox; |
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u8 cmd; |
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enum hinic_mod_type mod; |
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u16 mbox_len; |
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void *buf_out; |
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enum hinic_mbox_ack_type ack_type; |
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struct mbox_msg_info msg_info; |
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u8 seq_id; |
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atomic_t msg_cnt; |
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}; |
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struct hinic_send_mbox { |
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struct completion send_done; |
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u8 *data; |
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u64 *wb_status; |
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void *wb_vaddr; |
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dma_addr_t wb_paddr; |
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}; |
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typedef void (*hinic_vf_mbox_cb)(void *handle, u8 cmd, void *buf_in, |
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u16 in_size, void *buf_out, u16 *out_size); |
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typedef int (*hinic_pf_mbox_cb)(void *handle, u16 vf_id, u8 cmd, void *buf_in, |
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u16 in_size, void *buf_out, u16 *out_size); |
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enum mbox_event_state { |
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EVENT_START = 0, |
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EVENT_FAIL, |
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EVENT_TIMEOUT, |
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EVENT_END, |
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}; |
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enum hinic_mbox_cb_state { |
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HINIC_VF_MBOX_CB_REG = 0, |
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HINIC_VF_MBOX_CB_RUNNING, |
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HINIC_PF_MBOX_CB_REG, |
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HINIC_PF_MBOX_CB_RUNNING, |
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HINIC_PPF_MBOX_CB_REG, |
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HINIC_PPF_MBOX_CB_RUNNING, |
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HINIC_PPF_TO_PF_MBOX_CB_REG, |
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HINIC_PPF_TO_PF_MBOX_CB_RUNNIG, |
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}; |
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struct hinic_mbox_func_to_func { |
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struct hinic_hwdev *hwdev; |
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struct hinic_hwif *hwif; |
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struct semaphore mbox_send_sem; |
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struct semaphore msg_send_sem; |
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struct hinic_send_mbox send_mbox; |
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struct workqueue_struct *workq; |
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struct hinic_recv_mbox mbox_resp[HINIC_MAX_FUNCTIONS]; |
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struct hinic_recv_mbox mbox_send[HINIC_MAX_FUNCTIONS]; |
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hinic_vf_mbox_cb vf_mbox_cb[HINIC_MOD_MAX]; |
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hinic_pf_mbox_cb pf_mbox_cb[HINIC_MOD_MAX]; |
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unsigned long pf_mbox_cb_state[HINIC_MOD_MAX]; |
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unsigned long vf_mbox_cb_state[HINIC_MOD_MAX]; |
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u8 send_msg_id; |
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enum mbox_event_state event_flag; |
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/* lock for mbox event flag */ |
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spinlock_t mbox_lock; |
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u32 vf_mbx_old_rand_id[MAX_FUNCTION_NUM]; |
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u32 vf_mbx_rand_id[MAX_FUNCTION_NUM]; |
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bool support_vf_random; |
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}; |
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struct hinic_mbox_work { |
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struct work_struct work; |
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u16 src_func_idx; |
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struct hinic_mbox_func_to_func *func_to_func; |
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struct hinic_recv_mbox *recv_mbox; |
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}; |
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struct vf_cmd_msg_handle { |
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u8 cmd; |
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int (*cmd_msg_handler)(void *hwdev, u16 vf_id, |
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void *buf_in, u16 in_size, |
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void *buf_out, u16 *out_size); |
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}; |
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bool hinic_mbox_check_func_id_8B(struct hinic_hwdev *hwdev, u16 func_idx, |
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void *buf_in, u16 in_size); |
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bool hinic_mbox_check_cmd_valid(struct hinic_hwdev *hwdev, |
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struct vf_cmd_check_handle *cmd_handle, |
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u16 vf_id, u8 cmd, void *buf_in, |
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u16 in_size, u8 size); |
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int hinic_register_pf_mbox_cb(struct hinic_hwdev *hwdev, |
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enum hinic_mod_type mod, |
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hinic_pf_mbox_cb callback); |
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int hinic_register_vf_mbox_cb(struct hinic_hwdev *hwdev, |
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enum hinic_mod_type mod, |
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hinic_vf_mbox_cb callback); |
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void hinic_unregister_pf_mbox_cb(struct hinic_hwdev *hwdev, |
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enum hinic_mod_type mod); |
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void hinic_unregister_vf_mbox_cb(struct hinic_hwdev *hwdev, |
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enum hinic_mod_type mod); |
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void hinic_mbox_func_aeqe_handler(void *handle, void *header, u8 size); |
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void hinic_mbox_self_aeqe_handler(void *handle, void *header, u8 size); |
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int hinic_func_to_func_init(struct hinic_hwdev *hwdev); |
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void hinic_func_to_func_free(struct hinic_hwdev *hwdev); |
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int hinic_mbox_to_pf(struct hinic_hwdev *hwdev, enum hinic_mod_type mod, |
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u8 cmd, void *buf_in, u16 in_size, void *buf_out, |
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u16 *out_size, u32 timeout); |
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int hinic_mbox_to_func(struct hinic_mbox_func_to_func *func_to_func, |
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enum hinic_mod_type mod, u16 cmd, u16 dst_func, |
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void *buf_in, u16 in_size, void *buf_out, |
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u16 *out_size, u32 timeout); |
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int hinic_mbox_to_vf(struct hinic_hwdev *hwdev, |
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enum hinic_mod_type mod, u16 vf_id, u8 cmd, void *buf_in, |
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u16 in_size, void *buf_out, u16 *out_size, u32 timeout); |
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int hinic_vf_mbox_random_id_init(struct hinic_hwdev *hwdev); |
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#endif
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