2 * aQuantia Corporation Network Driver
3 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
10 /* File aq_hw_utils.h: Declaration of helper functions used across hardware
17 #include "aq_common.h"
20 #define LODWORD(_qw) ((u32)(_qw))
21 #define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff))
24 #define AQ_HW_SLEEP(_US_) mdelay(_US_)
26 #define AQ_HW_WAIT_FOR(_B_, _US_, _N_) \
28 unsigned int AQ_HW_WAIT_FOR_i; \
29 for (AQ_HW_WAIT_FOR_i = _N_; (!(_B_)) && (AQ_HW_WAIT_FOR_i);\
30 --AQ_HW_WAIT_FOR_i) {\
33 if (!AQ_HW_WAIT_FOR_i) {\
40 void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk,
42 u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift);
43 u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg);
44 void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value);
45 int aq_hw_err_from_flags(struct aq_hw_s *hw);
47 #endif /* AQ_HW_UTILS_H */