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  * 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:
24  *  Intel Linux Wireless <linuxwifi@intel.com>
25  * 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 
32 #include "iwl-devtrace.h"
33 #include "iwl-trans.h"
34 
35 void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
36 void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
37 void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
38 u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
39 
40 static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
41 {
42 	iwl_trans_set_bits_mask(trans, reg, mask, mask);
43 }
44 
45 static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
46 {
47 	iwl_trans_set_bits_mask(trans, reg, mask, 0);
48 }
49 
50 int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
51 		 u32 bits, u32 mask, int timeout);
52 int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
53 			int timeout);
54 
55 u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
56 void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
57 void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
58 
59 
60 u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
61 u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
62 void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
63 void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
64 void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val);
65 int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
66 		      u32 bits, u32 mask, int timeout);
67 void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
68 void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
69 			    u32 bits, u32 mask);
70 void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
71 void iwl_force_nmi(struct iwl_trans *trans);
72 
73 /* Error handling */
74 int iwl_dump_fh(struct iwl_trans *trans, char **buf);
75 
76 #endif
77