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1/*********************************************************************
2 *
3 * Filename: qos.h
4 * Version: 1.0
5 * Description: Quality of Service definitions
6 * Status: Experimental.
7 * Author: Dag Brattli <dagb@cs.uit.no>
8 * Created at: Fri Sep 19 23:21:09 1997
9 * Modified at: Thu Dec 2 13:51:54 1999
10 * Modified by: Dag Brattli <dagb@cs.uit.no>
11 *
12 * Copyright (c) 1999 Dag Brattli, All Rights Reserved.
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
18 *
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, see <http://www.gnu.org/licenses/>.
26 *
27 ********************************************************************/
28
29#ifndef IRDA_QOS_H
30#define IRDA_QOS_H
31
32#include <linux/skbuff.h>
33
34#include <net/irda/parameters.h>
35
36#define PI_BAUD_RATE 0x01
37#define PI_MAX_TURN_TIME 0x82
38#define PI_DATA_SIZE 0x83
39#define PI_WINDOW_SIZE 0x84
40#define PI_ADD_BOFS 0x85
41#define PI_MIN_TURN_TIME 0x86
42#define PI_LINK_DISC 0x08
43
44#define IR_115200_MAX 0x3f
45
46/* Baud rates (first byte) */
47#define IR_2400 0x01
48#define IR_9600 0x02
49#define IR_19200 0x04
50#define IR_38400 0x08
51#define IR_57600 0x10
52#define IR_115200 0x20
53#define IR_576000 0x40
54#define IR_1152000 0x80
55
56/* Baud rates (second byte) */
57#define IR_4000000 0x01
58#define IR_16000000 0x02
59
60/* Quality of Service information */
61typedef struct {
62 __u32 value;
63 __u16 bits; /* LSB is first byte, MSB is second byte */
64} qos_value_t;
65
66struct qos_info {
67 magic_t magic;
68
69 qos_value_t baud_rate; /* IR_11520O | ... */
70 qos_value_t max_turn_time;
71 qos_value_t data_size;
72 qos_value_t window_size;
73 qos_value_t additional_bofs;
74 qos_value_t min_turn_time;
75 qos_value_t link_disc_time;
76
77 qos_value_t power;
78};
79
80extern int sysctl_max_baud_rate;
81extern int sysctl_max_inactive_time;
82
83void irda_init_max_qos_capabilies(struct qos_info *qos);
84void irda_qos_compute_intersection(struct qos_info *, struct qos_info *);
85
86__u32 irlap_max_line_capacity(__u32 speed, __u32 max_turn_time);
87
88void irda_qos_bits_to_value(struct qos_info *qos);
89
90/* So simple, how could we not inline those two ?
91 * Note : one byte is 10 bits if you include start and stop bits
92 * Jean II */
93#define irlap_min_turn_time_in_bytes(speed, min_turn_time) ( \
94 speed * min_turn_time / 10000000 \
95)
96#define irlap_xbofs_in_usec(speed, xbofs) ( \
97 xbofs * 10000000 / speed \
98)
99
100#endif
101
1/*********************************************************************
2 *
3 * Filename: qos.h
4 * Version: 1.0
5 * Description: Quality of Service definitions
6 * Status: Experimental.
7 * Author: Dag Brattli <dagb@cs.uit.no>
8 * Created at: Fri Sep 19 23:21:09 1997
9 * Modified at: Thu Dec 2 13:51:54 1999
10 * Modified by: Dag Brattli <dagb@cs.uit.no>
11 *
12 * Copyright (c) 1999 Dag Brattli, All Rights Reserved.
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
18 *
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 * MA 02111-1307 USA
28 *
29 ********************************************************************/
30
31#ifndef IRDA_QOS_H
32#define IRDA_QOS_H
33
34#include <linux/skbuff.h>
35
36#include <net/irda/parameters.h>
37
38#define PI_BAUD_RATE 0x01
39#define PI_MAX_TURN_TIME 0x82
40#define PI_DATA_SIZE 0x83
41#define PI_WINDOW_SIZE 0x84
42#define PI_ADD_BOFS 0x85
43#define PI_MIN_TURN_TIME 0x86
44#define PI_LINK_DISC 0x08
45
46#define IR_115200_MAX 0x3f
47
48/* Baud rates (first byte) */
49#define IR_2400 0x01
50#define IR_9600 0x02
51#define IR_19200 0x04
52#define IR_38400 0x08
53#define IR_57600 0x10
54#define IR_115200 0x20
55#define IR_576000 0x40
56#define IR_1152000 0x80
57
58/* Baud rates (second byte) */
59#define IR_4000000 0x01
60#define IR_16000000 0x02
61
62/* Quality of Service information */
63typedef struct {
64 __u32 value;
65 __u16 bits; /* LSB is first byte, MSB is second byte */
66} qos_value_t;
67
68struct qos_info {
69 magic_t magic;
70
71 qos_value_t baud_rate; /* IR_11520O | ... */
72 qos_value_t max_turn_time;
73 qos_value_t data_size;
74 qos_value_t window_size;
75 qos_value_t additional_bofs;
76 qos_value_t min_turn_time;
77 qos_value_t link_disc_time;
78
79 qos_value_t power;
80};
81
82extern int sysctl_max_baud_rate;
83extern int sysctl_max_inactive_time;
84
85void irda_init_max_qos_capabilies(struct qos_info *qos);
86void irda_qos_compute_intersection(struct qos_info *, struct qos_info *);
87
88__u32 irlap_max_line_capacity(__u32 speed, __u32 max_turn_time);
89
90void irda_qos_bits_to_value(struct qos_info *qos);
91
92/* So simple, how could we not inline those two ?
93 * Note : one byte is 10 bits if you include start and stop bits
94 * Jean II */
95#define irlap_min_turn_time_in_bytes(speed, min_turn_time) ( \
96 speed * min_turn_time / 10000000 \
97)
98#define irlap_xbofs_in_usec(speed, xbofs) ( \
99 xbofs * 10000000 / speed \
100)
101
102#endif
103