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123 lines
2.9 KiB
123 lines
2.9 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Linux network driver for QLogic BR-series Converged Network Adapter. |
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*/ |
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/* |
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* Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
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* Copyright (c) 2014-2015 QLogic Corporation |
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* All rights reserved |
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* www.qlogic.com |
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*/ |
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#ifndef __BFA_MSGQ_H__ |
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#define __BFA_MSGQ_H__ |
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#include "bfa_defs.h" |
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#include "bfi.h" |
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#include "bfa_ioc.h" |
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#include "bfa_cs.h" |
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#define BFA_MSGQ_FREE_CNT(_q) \ |
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(((_q)->consumer_index - (_q)->producer_index - 1) & ((_q)->depth - 1)) |
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#define BFA_MSGQ_INDX_ADD(_q_indx, _qe_num, _q_depth) \ |
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((_q_indx) = (((_q_indx) + (_qe_num)) & ((_q_depth) - 1))) |
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#define BFA_MSGQ_CMDQ_NUM_ENTRY 128 |
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#define BFA_MSGQ_CMDQ_SIZE \ |
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(BFI_MSGQ_CMD_ENTRY_SIZE * BFA_MSGQ_CMDQ_NUM_ENTRY) |
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#define BFA_MSGQ_RSPQ_NUM_ENTRY 128 |
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#define BFA_MSGQ_RSPQ_SIZE \ |
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(BFI_MSGQ_RSP_ENTRY_SIZE * BFA_MSGQ_RSPQ_NUM_ENTRY) |
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#define bfa_msgq_cmd_set(_cmd, _cbfn, _cbarg, _msg_size, _msg_hdr) \ |
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do { \ |
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(_cmd)->cbfn = (_cbfn); \ |
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(_cmd)->cbarg = (_cbarg); \ |
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(_cmd)->msg_size = (_msg_size); \ |
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(_cmd)->msg_hdr = (_msg_hdr); \ |
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} while (0) |
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struct bfa_msgq; |
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typedef void (*bfa_msgq_cmdcbfn_t)(void *cbarg, enum bfa_status status); |
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struct bfa_msgq_cmd_entry { |
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struct list_head qe; |
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bfa_msgq_cmdcbfn_t cbfn; |
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void *cbarg; |
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size_t msg_size; |
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struct bfi_msgq_mhdr *msg_hdr; |
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}; |
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enum bfa_msgq_cmdq_flags { |
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BFA_MSGQ_CMDQ_F_DB_UPDATE = 1, |
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}; |
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struct bfa_msgq_cmdq { |
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bfa_fsm_t fsm; |
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enum bfa_msgq_cmdq_flags flags; |
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u16 producer_index; |
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u16 consumer_index; |
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u16 depth; /* FW Q depth is 16 bits */ |
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struct bfa_dma addr; |
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struct bfa_mbox_cmd dbell_mb; |
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u16 token; |
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int offset; |
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int bytes_to_copy; |
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struct bfa_mbox_cmd copy_mb; |
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struct list_head pending_q; /* pending command queue */ |
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struct bfa_msgq *msgq; |
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}; |
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enum bfa_msgq_rspq_flags { |
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BFA_MSGQ_RSPQ_F_DB_UPDATE = 1, |
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}; |
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typedef void (*bfa_msgq_mcfunc_t)(void *cbarg, struct bfi_msgq_mhdr *mhdr); |
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struct bfa_msgq_rspq { |
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bfa_fsm_t fsm; |
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enum bfa_msgq_rspq_flags flags; |
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u16 producer_index; |
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u16 consumer_index; |
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u16 depth; /* FW Q depth is 16 bits */ |
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struct bfa_dma addr; |
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struct bfa_mbox_cmd dbell_mb; |
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int nmclass; |
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struct { |
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bfa_msgq_mcfunc_t cbfn; |
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void *cbarg; |
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} rsphdlr[BFI_MC_MAX]; |
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struct bfa_msgq *msgq; |
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}; |
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struct bfa_msgq { |
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struct bfa_msgq_cmdq cmdq; |
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struct bfa_msgq_rspq rspq; |
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struct bfa_wc init_wc; |
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struct bfa_mbox_cmd init_mb; |
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struct bfa_ioc_notify ioc_notify; |
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struct bfa_ioc *ioc; |
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}; |
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u32 bfa_msgq_meminfo(void); |
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void bfa_msgq_memclaim(struct bfa_msgq *msgq, u8 *kva, u64 pa); |
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void bfa_msgq_attach(struct bfa_msgq *msgq, struct bfa_ioc *ioc); |
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void bfa_msgq_regisr(struct bfa_msgq *msgq, enum bfi_mclass mc, |
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bfa_msgq_mcfunc_t cbfn, void *cbarg); |
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void bfa_msgq_cmd_post(struct bfa_msgq *msgq, |
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struct bfa_msgq_cmd_entry *cmd); |
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void bfa_msgq_rsp_copy(struct bfa_msgq *msgq, u8 *buf, size_t buf_len); |
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#endif
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