71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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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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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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*/
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#ifndef HINIC_MSIX_ATTR_H_
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#define HINIC_MSIX_ATTR_H_
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#define HINIC_MSIX_PENDING_LIMIT_SHIFT 0
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#define HINIC_MSIX_COALESC_TIMER_SHIFT 8
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#define HINIC_MSIX_LLI_TIMER_SHIFT 16
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#define HINIC_MSIX_LLI_CREDIT_SHIFT 24
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#define HINIC_MSIX_RESEND_TIMER_SHIFT 29
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#define HINIC_MSIX_PENDING_LIMIT_MASK 0xFFU
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#define HINIC_MSIX_COALESC_TIMER_MASK 0xFFU
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#define HINIC_MSIX_LLI_TIMER_MASK 0xFFU
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#define HINIC_MSIX_LLI_CREDIT_MASK 0x1FU
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#define HINIC_MSIX_RESEND_TIMER_MASK 0x7U
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#define HINIC_MSIX_ATTR_GET(val, member) \
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(((val) >> HINIC_MSIX_##member##_SHIFT) \
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& HINIC_MSIX_##member##_MASK)
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#define HINIC_MSIX_ATTR_SET(val, member) \
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(((val) & HINIC_MSIX_##member##_MASK) \
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<< HINIC_MSIX_##member##_SHIFT)
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#define HINIC_MSIX_CNT_LLI_TIMER_SHIFT 0
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#define HINIC_MSIX_CNT_LLI_CREDIT_SHIFT 8
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#define HINIC_MSIX_CNT_COALESC_TIMER_SHIFT 8
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#define HINIC_MSIX_CNT_PENDING_SHIFT 8
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#define HINIC_MSIX_CNT_RESEND_TIMER_SHIFT 29
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#define HINIC_MSIX_CNT_LLI_TIMER_MASK 0xFFU
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#define HINIC_MSIX_CNT_LLI_CREDIT_MASK 0xFFU
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#define HINIC_MSIX_CNT_COALESC_TIMER_MASK 0xFFU
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#define HINIC_MSIX_CNT_PENDING_MASK 0x1FU
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#define HINIC_MSIX_CNT_RESEND_TIMER_MASK 0x7U
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#define HINIC_MSIX_CNT_SET(val, member) \
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(((val) & HINIC_MSIX_CNT_##member##_MASK) << \
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HINIC_MSIX_CNT_##member##_SHIFT)
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int hinic_msix_attr_set(struct hinic_hwif *hwif, u16 msix_index,
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u8 pending_limit, u8 coalesc_timer,
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u8 lli_timer_cfg, u8 lli_credit_limit,
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u8 resend_timer);
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int hinic_msix_attr_get(struct hinic_hwif *hwif, u16 msix_index,
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u8 *pending_limit, u8 *coalesc_timer_cfg,
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u8 *lli_timer_cfg, u8 *lli_credit_limit,
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u8 *resend_timer_cfg);
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int hinic_msix_attr_cnt_set(struct hinic_hwif *hwif, u16 msix_index,
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u8 pending_limit, u8 coalesc_timer,
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u8 lli_timer_cfg, u8 lli_credit_limit,
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u8 resend_timer);
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#endif
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