diff options
Diffstat (limited to 'drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.h')
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.h new file mode 100644 index 000000000..ffa6e4067 --- /dev/null +++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Atlantic Network Driver + * + * Copyright (C) 2014-2019 aQuantia Corporation + * Copyright (C) 2019-2020 Marvell International Ltd. + */ + +/* File aq_hw_utils.h: Declaration of helper functions used across hardware + * layer. + */ + +#ifndef AQ_HW_UTILS_H +#define AQ_HW_UTILS_H + +#include <linux/iopoll.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_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); +u64 aq_hw_read_reg64(struct aq_hw_s *hw, u32 reg); +void aq_hw_write_reg64(struct aq_hw_s *hw, u32 reg, u64 value); +int aq_hw_err_from_flags(struct aq_hw_s *hw); +int aq_hw_num_tcs(struct aq_hw_s *hw); +int aq_hw_q_per_tc(struct aq_hw_s *hw); + +#endif /* AQ_HW_UTILS_H */ |