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Diffstat (limited to 'include/net/irda/qos.h')
| -rw-r--r-- | include/net/irda/qos.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/include/net/irda/qos.h b/include/net/irda/qos.h new file mode 100644 index 000000000..39ca2b7b9 --- /dev/null +++ b/include/net/irda/qos.h @@ -0,0 +1,104 @@ +/********************************************************************* + * + * Filename: qos.h + * Version: 0.1 + * Description: Quality of Service definitions + * Status: Experimental. + * Author: Dag Brattli <dagb@cs.uit.no> + * Created at: Fri Sep 19 23:21:09 1997 + * Modified at: Wed Dec 9 10:32:47 1998 + * Modified by: Dag Brattli <dagb@cs.uit.no> + * + * Copyright (c) 1998 Dag Brattli <dagb@cs.uit.no>, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * Neither Dag Brattli nor University of Tromsų admit liability nor + * provide warranty for any of this software. This material is + * provided "AS-IS" and at no charge. + * + ********************************************************************/ + +#ifndef QOS_H +#define QOS_H + +#include <linux/config.h> +#include <linux/skbuff.h> + +#define PI_BAUD_RATE 0x01 +#define PI_MAX_TURN_TIME 0x82 +#define PI_DATA_SIZE 0x83 +#define PI_WINDOW_SIZE 0x84 +#define PI_ADD_BOFS 0x85 +#define PI_MIN_TURN_TIME 0x86 +#define PI_LINK_DISC 0x08 +#define PI_COMPRESSION 0x07 /* Just a random pick */ + + +#define IR_115200_MAX 0x3f + +/* Baud rates (first byte) */ +#define IR_2400 0x01 +#define IR_9600 0x02 +#define IR_19200 0x04 +#define IR_38400 0x08 +#define IR_57600 0x10 +#define IR_115200 0x20 +#define IR_576000 0x40 +#define IR_1152000 0x80 + +/* Baud rates (second byte) */ +#define IR_4000000 0x01 + +/* Quality of Service information */ +typedef struct { + int value; + __u16 bits; /* LSB is first byte, MSB is second byte */ +} qos_value_t; + +struct qos_info { + int magic; + + qos_value_t baud_rate; /* IR_11520O | ... */ + qos_value_t max_turn_time; + qos_value_t data_size; + qos_value_t window_size; + qos_value_t additional_bofs; + qos_value_t min_turn_time; + qos_value_t link_disc_time; + + qos_value_t power; +#ifdef CONFIG_IRDA_COMPRESSION + /* An experimental non IrDA field */ + qos_value_t compression; +#endif +}; + +extern int baud_rates[]; +extern int data_size[]; +extern int min_turn_time[]; +extern int add_bofs[]; +extern int compression[]; + +void irda_init_max_qos_capabilies( struct qos_info *qos); +void irda_qos_compute_intersection( struct qos_info *, struct qos_info *); +int irda_insert_qos_negotiation_params( struct qos_info *qos, __u8 *fp); +void irda_qos_negotiate( struct qos_info *qos_rx, struct qos_info *qos_tx, + struct sk_buff *skb); + +int msb_index ( __u16 byte); +int byte_value( __u8 byte, int *array); +int value_index( int value, int *array); +int index_value( int index, int *array); + +void irda_qos_bits_to_value( struct qos_info *qos); + +#endif + + + + + |