1 /* 2 * aQuantia Corporation Network Driver 3 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved 4 * 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. 8 */ 9 10 /* File aq_hw_utils.h: Declaration of helper functions used across hardware 11 * layer. 12 */ 13 14 #ifndef AQ_HW_UTILS_H 15 #define AQ_HW_UTILS_H 16 17 #include <linux/iopoll.h> 18 19 #include "aq_common.h" 20 21 #ifndef HIDWORD 22 #define LODWORD(_qw) ((u32)(_qw)) 23 #define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff)) 24 #endif 25 26 #define AQ_HW_SLEEP(_US_) mdelay(_US_) 27 28 #define aq_pr_err(...) pr_err(AQ_CFG_DRV_NAME ": " __VA_ARGS__) 29 #define aq_pr_trace(...) pr_info(AQ_CFG_DRV_NAME ": " __VA_ARGS__) 30 31 struct aq_hw_s; 32 33 void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, 34 u32 shift, u32 val); 35 u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift); 36 u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg); 37 void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value); 38 int aq_hw_err_from_flags(struct aq_hw_s *hw); 39 40 #endif /* AQ_HW_UTILS_H */ 41