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- /*
- * aQuantia Corporation Network Driver
- * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- */
- /* File aq_hw_utils.h: Declaration of helper functions used across hardware
- * layer.
- */
- #ifndef AQ_HW_UTILS_H
- #define AQ_HW_UTILS_H
- #include "aq_common.h"
- #ifndef HIDWORD
- #define LODWORD(_qw) ((u32)(_qw))
- #define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff))
- #endif
- #define AQ_HW_SLEEP(_US_) mdelay(_US_)
- #define AQ_HW_WAIT_FOR(_B_, _US_, _N_) \
- do { \
- unsigned int AQ_HW_WAIT_FOR_i; \
- for (AQ_HW_WAIT_FOR_i = _N_; (!(_B_)) && (AQ_HW_WAIT_FOR_i);\
- --AQ_HW_WAIT_FOR_i) {\
- udelay(_US_); \
- } \
- if (!AQ_HW_WAIT_FOR_i) {\
- err = -ETIME; \
- } \
- } while (0)
- #define aq_pr_err(...) pr_err(AQ_CFG_DRV_NAME ": " __VA_ARGS__)
- #define aq_pr_trace(...) pr_info(AQ_CFG_DRV_NAME ": " __VA_ARGS__)
- struct aq_hw_s;
- void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk,
- u32 shift, u32 val);
- u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift);
- u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg);
- void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value);
- int aq_hw_err_from_flags(struct aq_hw_s *hw);
- #endif /* AQ_HW_UTILS_H */
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