1/*
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);
16void DMAbuf_inputintr(int dev);
17void DMAbuf_outputintr(int dev, int underflow_flag);
18struct dma_buffparms;
19int DMAbuf_space_in_queue (int dev);
20int DMAbuf_activate_recording (int dev, struct dma_buffparms *dmap);
21int DMAbuf_get_buffer_pointer (int dev, struct dma_buffparms *dmap, int direction);
22void DMAbuf_launch_output(int dev, struct dma_buffparms *dmap);
23unsigned int DMAbuf_poll(struct file *file, int dev, poll_table *wait);
24void DMAbuf_start_devices(unsigned int devmask);
25void DMAbuf_reset (int dev);
26int DMAbuf_sync (int dev);
27
28/*
29 *	System calls for /dev/dsp and /dev/audio (audio.c)
30 */
31
32int audio_read (int dev, struct file *file, char __user *buf, int count);
33int audio_write (int dev, struct file *file, const char __user *buf, int count);
34int audio_open (int dev, struct file *file);
35void audio_release (int dev, struct file *file);
36int audio_ioctl (int dev, struct file *file,
37	   unsigned int cmd, void __user *arg);
38void audio_init_devices (void);
39void reorganize_buffers (int dev, struct dma_buffparms *dmap, int recording);
40
41/*
42 *	System calls for the /dev/sequencer
43 */
44
45int sequencer_read (int dev, struct file *file, char __user *buf, int count);
46int sequencer_write (int dev, struct file *file, const char __user *buf, int count);
47int sequencer_open (int dev, struct file *file);
48void sequencer_release (int dev, struct file *file);
49int sequencer_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
50unsigned int sequencer_poll(int dev, struct file *file, poll_table * wait);
51
52void sequencer_init (void);
53void sequencer_unload (void);
54void sequencer_timer(unsigned long dummy);
55int note_to_freq(int note_num);
56unsigned long compute_finetune(unsigned long base_freq, int bend, int range,
57			       int vibrato_bend);
58void seq_input_event(unsigned char *event, int len);
59void seq_copy_to_input (unsigned char *event, int len);
60
61/*
62 *	System calls for the /dev/midi
63 */
64
65int MIDIbuf_read (int dev, struct file *file, char __user *buf, int count);
66int MIDIbuf_write (int dev, struct file *file, const char __user *buf, int count);
67int MIDIbuf_open (int dev, struct file *file);
68void MIDIbuf_release (int dev, struct file *file);
69int MIDIbuf_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
70unsigned int MIDIbuf_poll(int dev, struct file *file, poll_table * wait);
71int MIDIbuf_avail(int dev);
72
73void MIDIbuf_bytes_received(int dev, unsigned char *buf, int count);
74
75
76/*	From soundcard.c	*/
77void request_sound_timer (int count);
78void sound_stop_timer(void);
79void conf_printf(char *name, struct address_info *hw_config);
80void conf_printf2(char *name, int base, int irq, int dma, int dma2);
81
82/*	From sound_timer.c */
83void sound_timer_interrupt(void);
84void sound_timer_syncinterval(unsigned int new_usecs);
85
86/*      From midi_synth.c       */
87void do_midi_msg (int synthno, unsigned char *msg, int mlen);
88