iwl-io.h

  1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
  2/*
  3 * Copyright (C) 2018-2021, 2025 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_bits_mask(struct iwl_trans *trans, u32 addr,
 27		       u32 bits, u32 mask, int timeout);
 28static inline int iwl_poll_bits(struct iwl_trans *trans, u32 addr, u32 bits,
 29				int timeout)
 30{
 31	return iwl_poll_bits_mask(trans, addr, bits, bits, timeout);
 32}
 33int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
 34			int timeout);
 35
 36u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
 37void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
 38void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
 39
 40
 41u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
 42u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
 43void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
 44void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
 45void iwl_write_prph_delay(struct iwl_trans *trans, u32 ofs,
 46			  u32 val, u32 delay_ms);
 47static inline void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val)
 48{
 49	iwl_write_prph_delay(trans, ofs, val, 0);
 50}
 51
 52int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
 53		      u32 bits, u32 mask, int timeout);
 54void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
 55void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
 56			    u32 bits, u32 mask);
 57void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
 58void iwl_force_nmi(struct iwl_trans *trans);
 59
 60int iwl_trans_activate_nic(struct iwl_trans *trans);
 61
 62/* Error handling */
 63int iwl_dump_fh(struct iwl_trans *trans, char **buf);
 64
 65/*
 66 * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
 67 * device family AX200. So peripheries used in families above and below AX200
 68 * should go through iwl_..._umac_..._prph.
 69 */
 70static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
 71{
 72	return ofs + trans->mac_cfg->umac_prph_offset;
 73}
 74
 75static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
 76{
 77	return iwl_read_prph_no_grab(trans, ofs +
 78				     trans->mac_cfg->umac_prph_offset);
 79}
 80
 81static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
 82{
 83	return iwl_read_prph(trans, ofs + trans->mac_cfg->umac_prph_offset);
 84}
 85
 86static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
 87					       u32 val)
 88{
 89	iwl_write_prph_no_grab(trans,  ofs + trans->mac_cfg->umac_prph_offset,
 90			       val);
 91}
 92
 93static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
 94				       u32 val)
 95{
 96	iwl_write_prph(trans,  ofs + trans->mac_cfg->umac_prph_offset, val);
 97}
 98
 99static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
100					 u32 bits, u32 mask, int timeout)
101{
102	return iwl_poll_prph_bit(trans, addr +
103				 trans->mac_cfg->umac_prph_offset,
104				 bits, mask, timeout);
105}
106
107#endif