175a6faf6SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 21e41b3feSPavel Belous /* Atlantic Network Driver 31e41b3feSPavel Belous * 41e41b3feSPavel Belous * Copyright (C) 2014-2019 aQuantia Corporation 51e41b3feSPavel Belous * Copyright (C) 2019-2020 Marvell International Ltd. 6753f4783SDavid VomLehn */ 7753f4783SDavid VomLehn 8753f4783SDavid VomLehn /* File aq_hw_utils.h: Declaration of helper functions used across hardware 9753f4783SDavid VomLehn * layer. 10753f4783SDavid VomLehn */ 11753f4783SDavid VomLehn 12753f4783SDavid VomLehn #ifndef AQ_HW_UTILS_H 13753f4783SDavid VomLehn #define AQ_HW_UTILS_H 14753f4783SDavid VomLehn 156a7f2277SNikita Danilov #include <linux/iopoll.h> 166a7f2277SNikita Danilov 17753f4783SDavid VomLehn #include "aq_common.h" 18753f4783SDavid VomLehn 19753f4783SDavid VomLehn #ifndef HIDWORD 20753f4783SDavid VomLehn #define LODWORD(_qw) ((u32)(_qw)) 21753f4783SDavid VomLehn #define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff)) 22753f4783SDavid VomLehn #endif 23753f4783SDavid VomLehn 24753f4783SDavid VomLehn #define AQ_HW_SLEEP(_US_) mdelay(_US_) 25753f4783SDavid VomLehn 260c58c35fSIgor Russkikh #define aq_pr_err(...) pr_err(AQ_CFG_DRV_NAME ": " __VA_ARGS__) 270c58c35fSIgor Russkikh #define aq_pr_trace(...) pr_info(AQ_CFG_DRV_NAME ": " __VA_ARGS__) 280c58c35fSIgor Russkikh 29753f4783SDavid VomLehn struct aq_hw_s; 30753f4783SDavid VomLehn 31753f4783SDavid VomLehn void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, 32753f4783SDavid VomLehn u32 shift, u32 val); 33753f4783SDavid VomLehn u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift); 34753f4783SDavid VomLehn u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg); 35753f4783SDavid VomLehn void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value); 36ce4cdbe4SDmitry Bogdanov u64 aq_hw_read_reg64(struct aq_hw_s *hw, u32 reg); 371e41b3feSPavel Belous void aq_hw_write_reg64(struct aq_hw_s *hw, u32 reg, u64 value); 38753f4783SDavid VomLehn int aq_hw_err_from_flags(struct aq_hw_s *hw); 39a83fe6b6SDmitry Bezrukov int aq_hw_num_tcs(struct aq_hw_s *hw); 40a83fe6b6SDmitry Bezrukov int aq_hw_q_per_tc(struct aq_hw_s *hw); 41753f4783SDavid VomLehn 42753f4783SDavid VomLehn #endif /* AQ_HW_UTILS_H */ 43