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1/* SPDX-License-Identifier: GPL-2.0-only */2/* Atlantic Network Driver3 *4 * Copyright (C) 2014-2019 aQuantia Corporation5 * Copyright (C) 2019-2020 Marvell International Ltd.6 */7 8/* File aq_hw_utils.h: Declaration of helper functions used across hardware9 * layer.10 */11 12#ifndef AQ_HW_UTILS_H13#define AQ_HW_UTILS_H14 15#include <linux/iopoll.h>16 17#include "aq_common.h"18 19#ifndef HIDWORD20#define LODWORD(_qw) ((u32)(_qw))21#define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff))22#endif23 24#define AQ_HW_SLEEP(_US_) mdelay(_US_)25 26#define aq_pr_err(...) pr_err(AQ_CFG_DRV_NAME ": " __VA_ARGS__)27#define aq_pr_trace(...) pr_info(AQ_CFG_DRV_NAME ": " __VA_ARGS__)28 29struct aq_hw_s;30 31void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk,32 u32 shift, u32 val);33u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift);34u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg);35void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value);36u64 aq_hw_read_reg64(struct aq_hw_s *hw, u32 reg);37void aq_hw_write_reg64(struct aq_hw_s *hw, u32 reg, u64 value);38int aq_hw_err_from_flags(struct aq_hw_s *hw);39int aq_hw_num_tcs(struct aq_hw_s *hw);40int aq_hw_q_per_tc(struct aq_hw_s *hw);41 42#endif /* AQ_HW_UTILS_H */43