blob: 1ae07509664fb149fb18501f75f3bc91e4c483ae [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * DMA buffer calls
3 */
4
5int DMAbuf_open(int dev, int mode);
6int DMAbuf_release(int dev, int mode);
7int DMAbuf_getwrbuffer(int dev, char **buf, int *size, int dontblock);
8int DMAbuf_getrdbuffer(int dev, char **buf, int *len, int dontblock);
9int DMAbuf_rmchars(int dev, int buff_no, int c);
10int DMAbuf_start_output(int dev, int buff_no, int l);
11int DMAbuf_move_wrpointer(int dev, int l);
12/* int DMAbuf_ioctl(int dev, unsigned int cmd, void __user *arg, int local); */
13void DMAbuf_init(int dev, int dma1, int dma2);
14void DMAbuf_deinit(int dev);
15int DMAbuf_start_dma (int dev, unsigned long physaddr, int count, int dma_mode);
16int DMAbuf_open_dma (int dev);
17void DMAbuf_close_dma (int dev);
18void DMAbuf_inputintr(int dev);
19void DMAbuf_outputintr(int dev, int underflow_flag);
20struct dma_buffparms;
21int DMAbuf_space_in_queue (int dev);
22int DMAbuf_activate_recording (int dev, struct dma_buffparms *dmap);
23int DMAbuf_get_buffer_pointer (int dev, struct dma_buffparms *dmap, int direction);
24void DMAbuf_launch_output(int dev, struct dma_buffparms *dmap);
25unsigned int DMAbuf_poll(struct file *file, int dev, poll_table *wait);
26void DMAbuf_start_devices(unsigned int devmask);
27void DMAbuf_reset (int dev);
28int DMAbuf_sync (int dev);
29
30/*
31 * System calls for /dev/dsp and /dev/audio (audio.c)
32 */
33
34int audio_read (int dev, struct file *file, char __user *buf, int count);
35int audio_write (int dev, struct file *file, const char __user *buf, int count);
36int audio_open (int dev, struct file *file);
37void audio_release (int dev, struct file *file);
38int audio_ioctl (int dev, struct file *file,
39 unsigned int cmd, void __user *arg);
40void audio_init_devices (void);
41void reorganize_buffers (int dev, struct dma_buffparms *dmap, int recording);
42
43/*
44 * System calls for the /dev/sequencer
45 */
46
47int sequencer_read (int dev, struct file *file, char __user *buf, int count);
48int sequencer_write (int dev, struct file *file, const char __user *buf, int count);
49int sequencer_open (int dev, struct file *file);
50void sequencer_release (int dev, struct file *file);
51int sequencer_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
52unsigned int sequencer_poll(int dev, struct file *file, poll_table * wait);
53
54void sequencer_init (void);
55void sequencer_unload (void);
56void sequencer_timer(unsigned long dummy);
57int note_to_freq(int note_num);
58unsigned long compute_finetune(unsigned long base_freq, int bend, int range,
59 int vibrato_bend);
60void seq_input_event(unsigned char *event, int len);
61void seq_copy_to_input (unsigned char *event, int len);
62
63/*
64 * System calls for the /dev/midi
65 */
66
67int MIDIbuf_read (int dev, struct file *file, char __user *buf, int count);
68int MIDIbuf_write (int dev, struct file *file, const char __user *buf, int count);
69int MIDIbuf_open (int dev, struct file *file);
70void MIDIbuf_release (int dev, struct file *file);
71int MIDIbuf_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
72unsigned int MIDIbuf_poll(int dev, struct file *file, poll_table * wait);
73int MIDIbuf_avail(int dev);
74
75void MIDIbuf_bytes_received(int dev, unsigned char *buf, int count);
76void MIDIbuf_init(void);
77
78
79/* From soundcard.c */
80void request_sound_timer (int count);
81void sound_stop_timer(void);
82void conf_printf(char *name, struct address_info *hw_config);
83void conf_printf2(char *name, int base, int irq, int dma, int dma2);
84
85/* From sound_timer.c */
86void sound_timer_interrupt(void);
87void sound_timer_syncinterval(unsigned int new_usecs);
88
89/* From midi_synth.c */
90void do_midi_msg (int synthno, unsigned char *msg, int mlen);