/********************************************************************* * * Filename: irsysctl.c * Version: 1.0 * Description: Sysctl interface for IrDA * Status: Experimental. * Author: Dag Brattli * Created at: Sun May 24 22:12:06 1998 * Modified at: Fri Jun 4 02:50:15 1999 * Modified by: Dag Brattli * * Copyright (c) 1997, 1999 Dag Brattli, All Rights Reserved. * Copyright (c) 2000-2001 Jean Tourrilhes * * 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. * ********************************************************************/ #include #include #include #include #include #include #include #define NET_IRDA 412 /* Random number */ enum { DISCOVERY=1, DEVNAME, DEBUG, FAST_POLL, DISCOVERY_SLOTS, DISCOVERY_TIMEOUT, SLOT_TIMEOUT, MAX_BAUD_RATE, MIN_TX_TURN_TIME, MAX_TX_DATA_SIZE, MAX_TX_WINDOW, MAX_NOREPLY_TIME, WARN_NOREPLY_TIME, LAP_KEEPALIVE_TIME }; extern int sysctl_discovery; extern int sysctl_discovery_slots; extern int sysctl_discovery_timeout; extern int sysctl_slot_timeout; extern int sysctl_fast_poll_increase; int sysctl_compression = 0; extern char sysctl_devname[]; extern int sysctl_max_baud_rate; extern int sysctl_min_tx_turn_time; extern int sysctl_max_tx_data_size; extern int sysctl_max_tx_window; extern int sysctl_max_noreply_time; extern int sysctl_warn_noreply_time; extern int sysctl_lap_keepalive_time; #ifdef CONFIG_IRDA_DEBUG extern unsigned int irda_debug; #endif /* this is needed for the proc_dointvec_minmax - Jean II */ static int max_discovery_slots = 16; /* ??? */ static int min_discovery_slots = 1; /* IrLAP 6.13.2 says 25ms to 10+70ms - allow higher since some devices * seems to require it. (from Dag's comment) */ static int max_slot_timeout = 160; static int min_slot_timeout = 20; static int max_max_baud_rate = 16000000; /* See qos.c - IrLAP spec */ static int min_max_baud_rate = 2400; static int max_min_tx_turn_time = 10000; /* See qos.c - IrLAP spec */ static int min_min_tx_turn_time = 0; static int max_max_tx_data_size = 2048; /* See qos.c - IrLAP spec */ static int min_max_tx_data_size = 64; static int max_max_tx_window = 7; /* See qos.c - IrLAP spec */ static int min_max_tx_window = 1; static int max_max_noreply_time = 40; /* See qos.c - IrLAP spec */ static int min_max_noreply_time = 3; static int max_warn_noreply_time = 3; /* 3s == standard */ static int min_warn_noreply_time = 1; /* 1s == min WD_TIMER */ static int max_lap_keepalive_time = 10000; /* 10s */ static int min_lap_keepalive_time = 100; /* 100us */ /* For other sysctl, I've no idea of the range. Maybe Dag could help * us on that - Jean II */ static int do_devname(ctl_table *table, int write, struct file *filp, void *buffer, size_t *lenp) { int ret; ret = proc_dostring(table, write, filp, buffer, lenp); if (ret == 0 && write) { struct ias_value *val; val = irias_new_string_value(sysctl_devname); if (val) irias_object_change_attribute("Device", "DeviceName", val); } return ret; } /* One file */ static ctl_table irda_table[] = { { DISCOVERY, "discovery", &sysctl_discovery, sizeof(int), 0644, NULL, &proc_dointvec }, { DEVNAME, "devname", sysctl_devname, 65, 0644, NULL, &do_devname, &sysctl_string}, #ifdef CONFIG_IRDA_DEBUG { DEBUG, "debug", &irda_debug, sizeof(int), 0644, NULL, &proc_dointvec }, #endif #ifdef CONFIG_IRDA_FAST_RR { FAST_POLL, "fast_poll_increase", &sysctl_fast_poll_increase, sizeof(int), 0644, NULL, &proc_dointvec }, #endif { DISCOVERY_SLOTS, "discovery_slots", &sysctl_discovery_slots, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_discovery_slots, &max_discovery_slots }, { DISCOVERY_TIMEOUT, "discovery_timeout", &sysctl_discovery_timeout, sizeof(int), 0644, NULL, &proc_dointvec }, { SLOT_TIMEOUT, "slot_timeout", &sysctl_slot_timeout, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_slot_timeout, &max_slot_timeout }, { MAX_BAUD_RATE, "max_baud_rate", &sysctl_max_baud_rate, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_max_baud_rate, &max_max_baud_rate }, { MIN_TX_TURN_TIME, "min_tx_turn_time", &sysctl_min_tx_turn_time, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_min_tx_turn_time, &max_min_tx_turn_time }, { MAX_TX_DATA_SIZE, "max_tx_data_size", &sysctl_max_tx_data_size, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_max_tx_data_size, &max_max_tx_data_size }, { MAX_TX_WINDOW, "max_tx_window", &sysctl_max_tx_window, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_max_tx_window, &max_max_tx_window }, { MAX_NOREPLY_TIME, "max_noreply_time", &sysctl_max_noreply_time, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_max_noreply_time, &max_max_noreply_time }, { WARN_NOREPLY_TIME, "warn_noreply_time", &sysctl_warn_noreply_time, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_warn_noreply_time, &max_warn_noreply_time }, { LAP_KEEPALIVE_TIME, "lap_keepalive_time", &sysctl_lap_keepalive_time, sizeof(int), 0644, NULL, &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_lap_keepalive_time, &max_lap_keepalive_time }, { 0 } }; /* One directory */ static ctl_table irda_net_table[] = { { NET_IRDA, "irda", NULL, 0, 0555, irda_table }, { 0 } }; /* The parent directory */ static ctl_table irda_root_table[] = { { CTL_NET, "net", NULL, 0, 0555, irda_net_table }, { 0 } }; static struct ctl_table_header *irda_table_header; /* * Function irda_sysctl_register (void) * * Register our sysctl interface * */ int irda_sysctl_register(void) { irda_table_header = register_sysctl_table(irda_root_table, 0); if (!irda_table_header) return -ENOMEM; return 0; } /* * Function irda_sysctl_unregister (void) * * Unregister our sysctl interface * */ void irda_sysctl_unregister(void) { unregister_sysctl_table(irda_table_header); }