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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 | /* * dev_table.h * * Global definitions for device call tables * * * Copyright (C) by Hannu Savolainen 1993-1997 * * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) * Version 2 (June 1991). See the "COPYING" file distributed with this software * for more info. */ #ifndef _DEV_TABLE_H_ #define _DEV_TABLE_H_ #include <linux/spinlock.h> /* * Sound card numbers 27 to 999. (1 to 26 are defined in soundcard.h) * Numbers 1000 to N are reserved for driver's internal use. */ #define SNDCARD_DESKPROXL 27 /* Compaq Deskpro XL */ #define SNDCARD_VIDC 28 /* ARMs VIDC */ #define SNDCARD_SBPNP 29 #define SNDCARD_SOFTOSS 36 #define SNDCARD_VMIDI 37 #define SNDCARD_OPL3SA1 38 /* Note: clash in msnd.h */ #define SNDCARD_OPL3SA1_SB 39 #define SNDCARD_OPL3SA1_MPU 40 #define SNDCARD_WAVEFRONT 41 #define SNDCARD_OPL3SA2 42 #define SNDCARD_OPL3SA2_MPU 43 #define SNDCARD_WAVEARTIST 44 /* Waveartist */ #define SNDCARD_OPL3SA2_MSS 45 /* Originally missed */ #define SNDCARD_AD1816 88 /* * NOTE! NOTE! NOTE! NOTE! * * If you modify this file, please check the dev_table.c also. * * NOTE! NOTE! NOTE! NOTE! */ struct driver_info { char *driver_id; int card_subtype; /* Driver specific. Usually 0 */ int card_type; /* From soundcard.h */ char *name; void (*attach) (struct address_info *hw_config); int (*probe) (struct address_info *hw_config); void (*unload) (struct address_info *hw_config); }; struct card_info { int card_type; /* Link (search key) to the driver list */ struct address_info config; int enabled; void *for_driver_use; }; /* * Device specific parameters (used only by dmabuf.c) */ #define MAX_SUB_BUFFERS (32*MAX_REALTIME_FACTOR) #define DMODE_NONE 0 #define DMODE_OUTPUT PCM_ENABLE_OUTPUT #define DMODE_INPUT PCM_ENABLE_INPUT struct dma_buffparms { int dma_mode; /* DMODE_INPUT, DMODE_OUTPUT or DMODE_NONE */ int closing; /* * Pointers to raw buffers */ char *raw_buf; unsigned long raw_buf_phys; int buffsize; /* * Device state tables */ unsigned long flags; #define DMA_BUSY 0x00000001 #define DMA_RESTART 0x00000002 #define DMA_ACTIVE 0x00000004 #define DMA_STARTED 0x00000008 #define DMA_EMPTY 0x00000010 #define DMA_ALLOC_DONE 0x00000020 #define DMA_SYNCING 0x00000040 #define DMA_DIRTY 0x00000080 #define DMA_POST 0x00000100 #define DMA_NODMA 0x00000200 #define DMA_NOTIMEOUT 0x00000400 int open_mode; /* * Queue parameters. */ int qlen; int qhead; int qtail; spinlock_t lock; int cfrag; /* Current incomplete fragment (write) */ int nbufs; int counts[MAX_SUB_BUFFERS]; int subdivision; int fragment_size; int needs_reorg; int max_fragments; int bytes_in_use; int underrun_count; unsigned long byte_counter; unsigned long user_counter; unsigned long max_byte_counter; int data_rate; /* Bytes/second */ int mapping_flags; #define DMA_MAP_MAPPED 0x00000001 char neutral_byte; int dma; /* DMA channel */ int applic_profile; /* Application profile (APF_*) */ /* Interrupt callback stuff */ void (*audio_callback) (int dev, int parm); int callback_parm; int buf_flags[MAX_SUB_BUFFERS]; #define BUFF_EOF 0x00000001 /* Increment eof count */ #define BUFF_DIRTY 0x00000002 /* Buffer written */ }; /* * Structure for use with various microcontrollers and DSP processors * in the recent sound cards. */ typedef struct coproc_operations { char name[64]; struct module *owner; int (*open) (void *devc, int sub_device); void (*close) (void *devc, int sub_device); int (*ioctl) (void *devc, unsigned int cmd, void __user * arg, int local); void (*reset) (void *devc); void *devc; /* Driver specific info */ } coproc_operations; struct audio_driver { struct module *owner; int (*open) (int dev, int mode); void (*close) (int dev); void (*output_block) (int dev, unsigned long buf, int count, int intrflag); void (*start_input) (int dev, unsigned long buf, int count, int intrflag); int (*ioctl) (int dev, unsigned int cmd, void __user * arg); int (*prepare_for_input) (int dev, int bufsize, int nbufs); int (*prepare_for_output) (int dev, int bufsize, int nbufs); void (*halt_io) (int dev); int (*local_qlen)(int dev); void (*copy_user) (int dev, char *localbuf, int localoffs, const char __user *userbuf, int useroffs, int max_in, int max_out, int *used, int *returned, int len); void (*halt_input) (int dev); void (*halt_output) (int dev); void (*trigger) (int dev, int bits); int (*set_speed)(int dev, int speed); unsigned int (*set_bits)(int dev, unsigned int bits); short (*set_channels)(int dev, short channels); void (*postprocess_write)(int dev); /* Device spesific postprocessing for written data */ void (*preprocess_read)(int dev); /* Device spesific preprocessing for read data */ void (*mmap)(int dev); }; struct audio_operations { char name[128]; int flags; #define NOTHING_SPECIAL 0x00 #define NEEDS_RESTART 0x01 #define DMA_AUTOMODE 0x02 #define DMA_DUPLEX 0x04 #define DMA_PSEUDO_AUTOMODE 0x08 #define DMA_HARDSTOP 0x10 #define DMA_EXACT 0x40 #define DMA_NORESET 0x80 int format_mask; /* Bitmask for supported audio formats */ void *devc; /* Driver specific info */ struct audio_driver *d; void *portc; /* Driver specific info */ struct dma_buffparms *dmap_in, *dmap_out; struct coproc_operations *coproc; int mixer_dev; int enable_bits; int open_mode; int go; int min_fragment; /* 0 == unlimited */ int max_fragment; /* 0 == unlimited */ int parent_dev; /* 0 -> no parent, 1 to n -> parent=parent_dev+1 */ /* fields formerly in dmabuf.c */ wait_queue_head_t in_sleeper; wait_queue_head_t out_sleeper; wait_queue_head_t poll_sleeper; /* fields formerly in audio.c */ int audio_mode; #define AM_NONE 0 #define AM_WRITE OPEN_WRITE #define AM_READ OPEN_READ int local_format; int audio_format; int local_conversion; #define CNV_MU_LAW 0x00000001 /* large structures at the end to keep offsets small */ struct dma_buffparms dmaps[2]; }; int *load_mixer_volumes(char *name, int *levels, int present); struct mixer_operations { struct module *owner; char id[16]; char name[64]; int (*ioctl) (int dev, unsigned int cmd, void __user * arg); void *devc; int modify_counter; }; struct synth_operations { struct module *owner; char *id; /* Unique identifier (ASCII) max 29 char */ struct synth_info *info; int midi_dev; int synth_type; int synth_subtype; int (*open) (int dev, int mode); void (*close) (int dev); int (*ioctl) (int dev, unsigned int cmd, void __user * arg); int (*kill_note) (int dev, int voice, int note, int velocity); int (*start_note) (int dev, int voice, int note, int velocity); int (*set_instr) (int dev, int voice, int instr); void (*reset) (int dev); void (*hw_control) (int dev, unsigned char *event); int (*load_patch) (int dev, int format, const char __user *addr, int offs, int count, int pmgr_flag); void (*aftertouch) (int dev, int voice, int pressure); void (*controller) (int dev, int voice, int ctrl_num, int value); void (*panning) (int dev, int voice, int value); void (*volume_method) (int dev, int mode); void (*bender) (int dev, int chn, int value); int (*alloc_voice) (int dev, int chn, int note, struct voice_alloc_info *alloc); void (*setup_voice) (int dev, int voice, int chn); int (*send_sysex)(int dev, unsigned char *bytes, int len); struct voice_alloc_info alloc; struct channel_info chn_info[16]; int emulation; #define EMU_GM 1 /* General MIDI */ #define EMU_XG 2 /* Yamaha XG */ #define MAX_SYSEX_BUF 64 unsigned char sysex_buf[MAX_SYSEX_BUF]; int sysex_ptr; }; struct midi_input_info { /* MIDI input scanner variables */ #define MI_MAX 10 volatile int m_busy; unsigned char m_buf[MI_MAX]; unsigned char m_prev_status; /* For running status */ int m_ptr; #define MST_INIT 0 #define MST_DATA 1 #define MST_SYSEX 2 int m_state; int m_left; }; struct midi_operations { struct module *owner; struct midi_info info; struct synth_operations *converter; struct midi_input_info in_info; int (*open) (int dev, int mode, void (*inputintr)(int dev, unsigned char data), void (*outputintr)(int dev) ); void (*close) (int dev); int (*ioctl) (int dev, unsigned int cmd, void __user * arg); int (*outputc) (int dev, unsigned char data); int (*start_read) (int dev); int (*end_read) (int dev); void (*kick)(int dev); int (*command) (int dev, unsigned char *data); int (*buffer_status) (int dev); int (*prefix_cmd) (int dev, unsigned char status); struct coproc_operations *coproc; void *devc; }; struct sound_lowlev_timer { int dev; int priority; unsigned int (*tmr_start)(int dev, unsigned int usecs); void (*tmr_disable)(int dev); void (*tmr_restart)(int dev); }; struct sound_timer_operations { struct module *owner; struct sound_timer_info info; int priority; int devlink; int (*open)(int dev, int mode); void (*close)(int dev); int (*event)(int dev, unsigned char *ev); unsigned long (*get_time)(int dev); int (*ioctl) (int dev, unsigned int cmd, void __user * arg); void (*arm_timer)(int dev, long time); }; #ifdef _DEV_TABLE_C_ struct audio_operations *audio_devs[MAX_AUDIO_DEV]; int num_audiodevs; struct mixer_operations *mixer_devs[MAX_MIXER_DEV]; int num_mixers; struct synth_operations *synth_devs[MAX_SYNTH_DEV+MAX_MIDI_DEV]; int num_synths; struct midi_operations *midi_devs[MAX_MIDI_DEV]; int num_midis; extern struct sound_timer_operations default_sound_timer; struct sound_timer_operations *sound_timer_devs[MAX_TIMER_DEV] = { &default_sound_timer, NULL }; int num_sound_timers = 1; #else extern struct audio_operations *audio_devs[MAX_AUDIO_DEV]; extern int num_audiodevs; extern struct mixer_operations *mixer_devs[MAX_MIXER_DEV]; extern int num_mixers; extern struct synth_operations *synth_devs[MAX_SYNTH_DEV+MAX_MIDI_DEV]; extern int num_synths; extern struct midi_operations *midi_devs[MAX_MIDI_DEV]; extern int num_midis; extern struct sound_timer_operations * sound_timer_devs[MAX_TIMER_DEV]; extern int num_sound_timers; #endif /* _DEV_TABLE_C_ */ extern int sound_map_buffer (int dev, struct dma_buffparms *dmap, buffmem_desc *info); void sound_timer_init (struct sound_lowlev_timer *t, char *name); void sound_dma_intr (int dev, struct dma_buffparms *dmap, int chan); #define AUDIO_DRIVER_VERSION 2 #define MIXER_DRIVER_VERSION 2 int sound_install_audiodrv(int vers, char *name, struct audio_driver *driver, int driver_size, int flags, unsigned int format_mask, void *devc, int dma1, int dma2); int sound_install_mixer(int vers, char *name, struct mixer_operations *driver, int driver_size, void *devc); void sound_unload_audiodev(int dev); void sound_unload_mixerdev(int dev); void sound_unload_mididev(int dev); void sound_unload_synthdev(int dev); void sound_unload_timerdev(int dev); int sound_alloc_mixerdev(void); int sound_alloc_timerdev(void); int sound_alloc_synthdev(void); int sound_alloc_mididev(void); #endif /* _DEV_TABLE_H_ */ |