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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 | /********************************************************************* * * Filename: irsysctl.c * Version: 1.0 * Description: Sysctl interface for IrDA * Status: Experimental. * Author: Dag Brattli <dagb@cs.uit.no> * Created at: Sun May 24 22:12:06 1998 * Modified at: Fri Jun 4 02:50:15 1999 * Modified by: Dag Brattli <dagb@cs.uit.no> * * Copyright (c) 1997, 1999 Dag Brattli, All Rights Reserved. * Copyright (c) 2000-2001 Jean Tourrilhes <jt@hpl.hp.com> * * 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 Tromsø admit liability nor * provide warranty for any of this software. This material is * provided "AS-IS" and at no charge. * ********************************************************************/ #include <linux/config.h> #include <linux/mm.h> #include <linux/ctype.h> #include <linux/sysctl.h> #include <linux/init.h> #include <net/irda/irda.h> /* irda_debug */ #include <net/irda/irias_object.h> #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; /* 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 *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[] = { { .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); } |