1 /******************************************************************************
2  *
3  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
4  *
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  * The full GNU General Public License is included in this distribution in the
17  * file called LICENSE.
18  *
19  * Contact Information:
20  *  Intel Linux Wireless <linuxwifi@intel.com>
21  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
22  *
23  *****************************************************************************/
24 
25 #ifndef __iwl_io_h__
26 #define __iwl_io_h__
27 
28 #include "iwl-devtrace.h"
29 #include "iwl-trans.h"
30 
31 void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
32 void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
33 void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
34 u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
35 
36 static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
37 {
38 	iwl_trans_set_bits_mask(trans, reg, mask, mask);
39 }
40 
41 static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
42 {
43 	iwl_trans_set_bits_mask(trans, reg, mask, 0);
44 }
45 
46 int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
47 		 u32 bits, u32 mask, int timeout);
48 int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
49 			int timeout);
50 
51 u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
52 void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
53 void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
54 
55 
56 u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
57 u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
58 void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
59 void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
60 void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val);
61 int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
62 		      u32 bits, u32 mask, int timeout);
63 void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
64 void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
65 			    u32 bits, u32 mask);
66 void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
67 void iwl_force_nmi(struct iwl_trans *trans);
68 
69 /* Error handling */
70 int iwl_dump_fh(struct iwl_trans *trans, char **buf);
71 
72 #endif
73