1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* Atlantic Network Driver |
3 | * |
4 | * Copyright (C) 2014-2019 aQuantia Corporation |
5 | * Copyright (C) 2019-2020 Marvell International Ltd. |
6 | */ |
7 | |
8 | /* File aq_hw_utils.h: Declaration of helper functions used across hardware |
9 | * layer. |
10 | */ |
11 | |
12 | #ifndef AQ_HW_UTILS_H |
13 | #define AQ_HW_UTILS_H |
14 | |
15 | #include <linux/iopoll.h> |
16 | |
17 | #include "aq_common.h" |
18 | |
19 | #ifndef HIDWORD |
20 | #define LODWORD(_qw) ((u32)(_qw)) |
21 | #define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff)) |
22 | #endif |
23 | |
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 | |
29 | struct aq_hw_s; |
30 | |
31 | void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, |
32 | u32 shift, u32 val); |
33 | u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift); |
34 | u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg); |
35 | void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value); |
36 | u64 aq_hw_read_reg64(struct aq_hw_s *hw, u32 reg); |
37 | void aq_hw_write_reg64(struct aq_hw_s *hw, u32 reg, u64 value); |
38 | int aq_hw_err_from_flags(struct aq_hw_s *hw); |
39 | int aq_hw_num_tcs(struct aq_hw_s *hw); |
40 | int aq_hw_q_per_tc(struct aq_hw_s *hw); |
41 | |
42 | #endif /* AQ_HW_UTILS_H */ |
43 | |