1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright (C) 2018 - 2019 Intel Corporation 9 * 10 * This program is free software; you can redistribute it and/or modify it 11 * under the terms of version 2 of the GNU General Public License as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, but WITHOUT 15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 17 * more details. 18 * 19 * The full GNU General Public License is included in this distribution in the 20 * file called COPYING. 21 * 22 * Contact Information: 23 * Intel Linux Wireless <linuxwifi@intel.com> 24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 25 * 26 * BSD LICENSE 27 * 28 * Copyright (C) 2018 - 2019 Intel Corporation 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 35 * * Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * * Redistributions in binary form must reproduce the above copyright 38 * notice, this list of conditions and the following disclaimer in 39 * the documentation and/or other materials provided with the 40 * distribution. 41 * * Neither the name Intel Corporation nor the names of its 42 * contributors may be used to endorse or promote products derived 43 * from this software without specific prior written permission. 44 * 45 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 46 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 47 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 48 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 49 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 50 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 51 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 52 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 53 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 54 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 55 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 56 * 57 *****************************************************************************/ 58 #ifndef __iwl_io_h__ 59 #define __iwl_io_h__ 60 61 #include "iwl-devtrace.h" 62 #include "iwl-trans.h" 63 64 void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val); 65 void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val); 66 void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val); 67 u32 iwl_read32(struct iwl_trans *trans, u32 ofs); 68 69 static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask) 70 { 71 iwl_trans_set_bits_mask(trans, reg, mask, mask); 72 } 73 74 static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask) 75 { 76 iwl_trans_set_bits_mask(trans, reg, mask, 0); 77 } 78 79 int iwl_poll_bit(struct iwl_trans *trans, u32 addr, 80 u32 bits, u32 mask, int timeout); 81 int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask, 82 int timeout); 83 84 u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg); 85 void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value); 86 void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value); 87 88 89 u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs); 90 u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs); 91 void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val); 92 void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val); 93 void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val); 94 int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr, 95 u32 bits, u32 mask, int timeout); 96 void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask); 97 void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs, 98 u32 bits, u32 mask); 99 void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask); 100 void iwl_force_nmi(struct iwl_trans *trans); 101 102 int iwl_finish_nic_init(struct iwl_trans *trans); 103 104 /* Error handling */ 105 int iwl_dump_fh(struct iwl_trans *trans, char **buf); 106 107 /* 108 * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from 109 * device family AX200. So peripheries used in families above and below AX200 110 * should go through iwl_..._umac_..._prph. 111 */ 112 static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs) 113 { 114 return ofs + trans->cfg->umac_prph_offset; 115 } 116 117 static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs) 118 { 119 return iwl_read_prph_no_grab(trans, ofs + trans->cfg->umac_prph_offset); 120 } 121 122 static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs) 123 { 124 return iwl_read_prph(trans, ofs + trans->cfg->umac_prph_offset); 125 } 126 127 static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs, 128 u32 val) 129 { 130 iwl_write_prph_no_grab(trans, ofs + trans->cfg->umac_prph_offset, val); 131 } 132 133 static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs, 134 u32 val) 135 { 136 iwl_write_prph(trans, ofs + trans->cfg->umac_prph_offset, val); 137 } 138 139 static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr, 140 u32 bits, u32 mask, int timeout) 141 { 142 return iwl_poll_prph_bit(trans, addr + trans->cfg->umac_prph_offset, 143 bits, mask, timeout); 144 } 145 146 #endif 147