From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sat, 16 Apr 2005 15:20:36 -0700 Subject: Linux-2.6.12-rc2 Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip! --- net/irda/irsysctl.c | 297 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 297 insertions(+) create mode 100644 net/irda/irsysctl.c (limited to 'net/irda/irsysctl.c') diff --git a/net/irda/irsysctl.c b/net/irda/irsysctl.c new file mode 100644 index 000000000000..1b1c4193359a --- /dev/null +++ b/net/irda/irsysctl.c @@ -0,0 +1,297 @@ +/********************************************************************* + * + * 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 /* irda_debug */ +#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; +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; + +/* 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; +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 __user *buffer, size_t *lenp, loff_t *ppos) +{ + int ret; + + ret = proc_dostring(table, write, filp, buffer, lenp, ppos); + 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[] = { + { + .ctl_name = DISCOVERY, + .procname = "discovery", + .data = &sysctl_discovery, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, + { + .ctl_name = DEVNAME, + .procname = "devname", + .data = sysctl_devname, + .maxlen = 65, + .mode = 0644, + .proc_handler = &do_devname, + .strategy = &sysctl_string + }, +#ifdef CONFIG_IRDA_DEBUG + { + .ctl_name = DEBUG, + .procname = "debug", + .data = &irda_debug, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, +#endif +#ifdef CONFIG_IRDA_FAST_RR + { + .ctl_name = FAST_POLL, + .procname = "fast_poll_increase", + .data = &sysctl_fast_poll_increase, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, +#endif + { + .ctl_name = DISCOVERY_SLOTS, + .procname = "discovery_slots", + .data = &sysctl_discovery_slots, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_discovery_slots, + .extra2 = &max_discovery_slots + }, + { + .ctl_name = DISCOVERY_TIMEOUT, + .procname = "discovery_timeout", + .data = &sysctl_discovery_timeout, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, + { + .ctl_name = SLOT_TIMEOUT, + .procname = "slot_timeout", + .data = &sysctl_slot_timeout, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_slot_timeout, + .extra2 = &max_slot_timeout + }, + { + .ctl_name = MAX_BAUD_RATE, + .procname = "max_baud_rate", + .data = &sysctl_max_baud_rate, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_max_baud_rate, + .extra2 = &max_max_baud_rate + }, + { + .ctl_name = MIN_TX_TURN_TIME, + .procname = "min_tx_turn_time", + .data = &sysctl_min_tx_turn_time, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_min_tx_turn_time, + .extra2 = &max_min_tx_turn_time + }, + { + .ctl_name = MAX_TX_DATA_SIZE, + .procname = "max_tx_data_size", + .data = &sysctl_max_tx_data_size, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_max_tx_data_size, + .extra2 = &max_max_tx_data_size + }, + { + .ctl_name = MAX_TX_WINDOW, + .procname = "max_tx_window", + .data = &sysctl_max_tx_window, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_max_tx_window, + .extra2 = &max_max_tx_window + }, + { + .ctl_name = MAX_NOREPLY_TIME, + .procname = "max_noreply_time", + .data = &sysctl_max_noreply_time, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_max_noreply_time, + .extra2 = &max_max_noreply_time + }, + { + .ctl_name = WARN_NOREPLY_TIME, + .procname = "warn_noreply_time", + .data = &sysctl_warn_noreply_time, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_warn_noreply_time, + .extra2 = &max_warn_noreply_time + }, + { + .ctl_name = LAP_KEEPALIVE_TIME, + .procname = "lap_keepalive_time", + .data = &sysctl_lap_keepalive_time, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &min_lap_keepalive_time, + .extra2 = &max_lap_keepalive_time + }, + { .ctl_name = 0 } +}; + +/* One directory */ +static ctl_table irda_net_table[] = { + { + .ctl_name = NET_IRDA, + .procname = "irda", + .maxlen = 0, + .mode = 0555, + .child = irda_table + }, + { .ctl_name = 0 } +}; + +/* The parent directory */ +static ctl_table irda_root_table[] = { + { + .ctl_name = CTL_NET, + .procname = "net", + .maxlen = 0, + .mode = 0555, + .child = irda_net_table + }, + { .ctl_name = 0 } +}; + +static struct ctl_table_header *irda_table_header; + +/* + * Function irda_sysctl_register (void) + * + * Register our sysctl interface + * + */ +int __init 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 __exit irda_sysctl_unregister(void) +{ + unregister_sysctl_table(irda_table_header); +} + + + -- cgit v1.2.3