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Tomas Winkler3395f6e2008-03-25 16:33:37 -07001/******************************************************************************
2 *
Wey-Yi Guy4e318262011-12-27 11:21:32 -08003 * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved.
Tomas Winkler3395f6e2008-03-25 16:33:37 -07004 *
5 * Portions of this file are derived from the ipw3945 project.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of version 2 of the GNU General Public License as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 *
20 * The full GNU General Public License is included in this distribution in the
21 * file called LICENSE.
22 *
23 * Contact Information:
Winkler, Tomas759ef892008-12-09 11:28:58 -080024 * Intel Linux Wireless <ilw@linux.intel.com>
Tomas Winkler3395f6e2008-03-25 16:33:37 -070025 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 *
27 *****************************************************************************/
28
29#ifndef __iwl_io_h__
30#define __iwl_io_h__
31
Johannes Bergbe1a71a2009-10-02 13:44:02 -070032#include "iwl-devtrace.h"
Emmanuel Grumbach83ed9012011-08-25 23:11:14 -070033#include "iwl-shared.h"
Emmanuel Grumbach03905492012-01-03 13:48:07 +020034#include "iwl-trans.h"
Tomas Winkler3395f6e2008-03-25 16:33:37 -070035
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020036static inline void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val)
Ben Cahill4e031852009-11-20 12:04:52 -080037{
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020038 trace_iwlwifi_dev_iowrite8(priv(trans), ofs, val);
39 iwl_trans_write8(trans, ofs, val);
Ben Cahill4e031852009-11-20 12:04:52 -080040}
41
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020042static inline void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val)
Johannes Bergbe1a71a2009-10-02 13:44:02 -070043{
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020044 trace_iwlwifi_dev_iowrite32(priv(trans), ofs, val);
45 iwl_trans_write32(trans, ofs, val);
Johannes Bergbe1a71a2009-10-02 13:44:02 -070046}
47
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020048static inline u32 iwl_read32(struct iwl_trans *trans, u32 ofs)
Johannes Bergbe1a71a2009-10-02 13:44:02 -070049{
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020050 u32 val = iwl_trans_read32(trans, ofs);
51 trace_iwlwifi_dev_ioread32(priv(trans), ofs, val);
Johannes Bergbe1a71a2009-10-02 13:44:02 -070052 return val;
53}
54
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020055void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask);
56void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask);
Tomas Winkler3395f6e2008-03-25 16:33:37 -070057
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020058int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
Johannes Berg02a7fa02011-04-05 09:42:12 -070059 u32 bits, u32 mask, int timeout);
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020060int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
Johannes Berg02a7fa02011-04-05 09:42:12 -070061 int timeout);
Tomas Winkler3395f6e2008-03-25 16:33:37 -070062
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020063int iwl_grab_nic_access_silent(struct iwl_trans *trans);
64int iwl_grab_nic_access(struct iwl_trans *trans);
65void iwl_release_nic_access(struct iwl_trans *trans);
Tomas Winkler3395f6e2008-03-25 16:33:37 -070066
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020067u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
68void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
Tomas Winkler3395f6e2008-03-25 16:33:37 -070069
Mohamed Abbasa8b50a02009-05-22 11:01:47 -070070
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020071u32 iwl_read_prph(struct iwl_trans *trans, u32 reg);
72void iwl_write_prph(struct iwl_trans *trans, u32 addr, u32 val);
73void iwl_set_bits_prph(struct iwl_trans *trans, u32 reg, u32 mask);
74void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 reg,
Johannes Berg02a7fa02011-04-05 09:42:12 -070075 u32 bits, u32 mask);
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020076void iwl_clear_bits_prph(struct iwl_trans *trans, u32 reg, u32 mask);
Mohamed Abbasa8b50a02009-05-22 11:01:47 -070077
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020078void _iwl_read_targ_mem_words(struct iwl_trans *trans, u32 addr,
Johannes Berge46f6532011-04-13 03:14:43 -070079 void *buf, int words);
80
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020081#define iwl_read_targ_mem_words(trans, addr, buf, bufsize) \
Johannes Berge46f6532011-04-13 03:14:43 -070082 do { \
83 BUILD_BUG_ON((bufsize) % sizeof(u32)); \
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020084 _iwl_read_targ_mem_words(trans, addr, buf, \
Johannes Berge46f6532011-04-13 03:14:43 -070085 (bufsize) / sizeof(u32));\
86 } while (0)
87
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020088int _iwl_write_targ_mem_words(struct iwl_trans *trans, u32 addr,
Hsu, Kennyee8ba882011-12-09 03:11:18 -080089 void *buf, int words);
90
Emmanuel Grumbach1042db22012-01-03 16:56:15 +020091u32 iwl_read_targ_mem(struct iwl_trans *trans, u32 addr);
92int iwl_write_targ_mem(struct iwl_trans *trans, u32 addr, u32 val);
Tomas Winkler3395f6e2008-03-25 16:33:37 -070093#endif