1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
  2/*
  3 * Copyright (C) 2018-2021 Intel Corporation
  4 */
  5#ifndef __iwl_io_h__
  6#define __iwl_io_h__
  7
  8#include "iwl-devtrace.h"
  9#include "iwl-trans.h"
 10
 11void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
 12void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
 13void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
 14u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
 15
 16static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
 17{
 18	iwl_trans_set_bits_mask(trans, reg, mask, mask);
 19}
 20
 21static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
 22{
 23	iwl_trans_set_bits_mask(trans, reg, mask, 0);
 24}
 25
 26int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
 27		 u32 bits, u32 mask, int timeout);
 28int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
 29			int timeout);
 30
 31u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
 32void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
 33void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
 34
 35
 36u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
 37u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
 38void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
 39void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
 40void iwl_write_prph_delay(struct iwl_trans *trans, u32 ofs,
 41			  u32 val, u32 delay_ms);
 42static inline void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val)
 43{
 44	iwl_write_prph_delay(trans, ofs, val, 0);
 45}
 46
 47int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
 48		      u32 bits, u32 mask, int timeout);
 49void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
 50void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
 51			    u32 bits, u32 mask);
 52void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
 53void iwl_force_nmi(struct iwl_trans *trans);
 54
 55int iwl_finish_nic_init(struct iwl_trans *trans);
 56
 57/* Error handling */
 58int iwl_dump_fh(struct iwl_trans *trans, char **buf);
 59
 60/*
 61 * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
 62 * device family AX200. So peripheries used in families above and below AX200
 63 * should go through iwl_..._umac_..._prph.
 64 */
 65static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
 66{
 67	return ofs + trans->trans_cfg->umac_prph_offset;
 68}
 69
 70static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
 71{
 72	return iwl_read_prph_no_grab(trans, ofs +
 73				     trans->trans_cfg->umac_prph_offset);
 74}
 75
 76static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
 77{
 78	return iwl_read_prph(trans, ofs + trans->trans_cfg->umac_prph_offset);
 79}
 80
 81static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
 82					       u32 val)
 83{
 84	iwl_write_prph_no_grab(trans,  ofs + trans->trans_cfg->umac_prph_offset,
 85			       val);
 86}
 87
 88static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
 89				       u32 val)
 90{
 91	iwl_write_prph(trans,  ofs + trans->trans_cfg->umac_prph_offset, val);
 92}
 93
 94static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
 95					 u32 bits, u32 mask, int timeout)
 96{
 97	return iwl_poll_prph_bit(trans, addr +
 98				 trans->trans_cfg->umac_prph_offset,
 99				 bits, mask, timeout);
100}
101
102#endif