1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  * Part of the HSI character device driver.
4  *
5  * Copyright (C) 2010 Nokia Corporation. All rights reserved.
6  *
7  * Contact: Andras Domokos <andras.domokos at nokia.com>
8  *
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * version 2 as published by the Free Software Foundation.
12  *
13  * This program is distributed in the hope that it will be useful, but
14  * WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
21  * 02110-1301 USA
22  */
23 
24 #ifndef __HSI_CHAR_H
25 #define __HSI_CHAR_H
26 
27 #include <linux/types.h>
28 
29 #define HSI_CHAR_MAGIC		'k'
30 #define HSC_IOW(num, dtype)	_IOW(HSI_CHAR_MAGIC, num, dtype)
31 #define HSC_IOR(num, dtype)	_IOR(HSI_CHAR_MAGIC, num, dtype)
32 #define HSC_IOWR(num, dtype)	_IOWR(HSI_CHAR_MAGIC, num, dtype)
33 #define HSC_IO(num)		_IO(HSI_CHAR_MAGIC, num)
34 
35 #define HSC_RESET		HSC_IO(16)
36 #define HSC_SET_PM		HSC_IO(17)
37 #define HSC_SEND_BREAK		HSC_IO(18)
38 #define HSC_SET_RX		HSC_IOW(19, struct hsc_rx_config)
39 #define HSC_GET_RX		HSC_IOW(20, struct hsc_rx_config)
40 #define HSC_SET_TX		HSC_IOW(21, struct hsc_tx_config)
41 #define HSC_GET_TX		HSC_IOW(22, struct hsc_tx_config)
42 
43 #define HSC_PM_DISABLE		0
44 #define HSC_PM_ENABLE		1
45 
46 #define HSC_MODE_STREAM		1
47 #define HSC_MODE_FRAME		2
48 #define HSC_FLOW_SYNC		0
49 #define HSC_ARB_RR		0
50 #define HSC_ARB_PRIO		1
51 
52 struct hsc_rx_config {
53 	__u32 mode;
54 	__u32 flow;
55 	__u32 channels;
56 };
57 
58 struct hsc_tx_config {
59 	__u32 mode;
60 	__u32 channels;
61 	__u32 speed;
62 	__u32 arb_mode;
63 };
64 
65 #endif /* __HSI_CHAR_H */
66