blob: bcd3f7340ef7c0e2701280133c1d9051566ac9b0 [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002/*
3 * DMA buffer calls
4 */
5
6int DMAbuf_open(int dev, int mode);
7int DMAbuf_release(int dev, int mode);
8int DMAbuf_getwrbuffer(int dev, char **buf, int *size, int dontblock);
9int DMAbuf_getrdbuffer(int dev, char **buf, int *len, int dontblock);
10int DMAbuf_rmchars(int dev, int buff_no, int c);
11int DMAbuf_start_output(int dev, int buff_no, int l);
12int DMAbuf_move_wrpointer(int dev, int l);
13/* int DMAbuf_ioctl(int dev, unsigned int cmd, void __user *arg, int local); */
14void DMAbuf_init(int dev, int dma1, int dma2);
15void DMAbuf_deinit(int dev);
16int DMAbuf_start_dma (int dev, unsigned long physaddr, int count, int dma_mode);
Linus Torvalds1da177e2005-04-16 15:20:36 -070017void DMAbuf_inputintr(int dev);
18void DMAbuf_outputintr(int dev, int underflow_flag);
19struct dma_buffparms;
20int DMAbuf_space_in_queue (int dev);
21int DMAbuf_activate_recording (int dev, struct dma_buffparms *dmap);
22int DMAbuf_get_buffer_pointer (int dev, struct dma_buffparms *dmap, int direction);
23void DMAbuf_launch_output(int dev, struct dma_buffparms *dmap);
24unsigned int DMAbuf_poll(struct file *file, int dev, poll_table *wait);
25void DMAbuf_start_devices(unsigned int devmask);
26void DMAbuf_reset (int dev);
27int DMAbuf_sync (int dev);
28
29/*
30 * System calls for /dev/dsp and /dev/audio (audio.c)
31 */
32
33int audio_read (int dev, struct file *file, char __user *buf, int count);
34int audio_write (int dev, struct file *file, const char __user *buf, int count);
35int audio_open (int dev, struct file *file);
36void audio_release (int dev, struct file *file);
37int audio_ioctl (int dev, struct file *file,
38 unsigned int cmd, void __user *arg);
39void audio_init_devices (void);
40void reorganize_buffers (int dev, struct dma_buffparms *dmap, int recording);
41
42/*
43 * System calls for the /dev/sequencer
44 */
45
46int sequencer_read (int dev, struct file *file, char __user *buf, int count);
47int sequencer_write (int dev, struct file *file, const char __user *buf, int count);
48int sequencer_open (int dev, struct file *file);
49void sequencer_release (int dev, struct file *file);
50int sequencer_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
51unsigned int sequencer_poll(int dev, struct file *file, poll_table * wait);
52
53void sequencer_init (void);
54void sequencer_unload (void);
55void sequencer_timer(unsigned long dummy);
56int note_to_freq(int note_num);
57unsigned long compute_finetune(unsigned long base_freq, int bend, int range,
58 int vibrato_bend);
59void seq_input_event(unsigned char *event, int len);
60void seq_copy_to_input (unsigned char *event, int len);
61
62/*
63 * System calls for the /dev/midi
64 */
65
66int MIDIbuf_read (int dev, struct file *file, char __user *buf, int count);
67int MIDIbuf_write (int dev, struct file *file, const char __user *buf, int count);
68int MIDIbuf_open (int dev, struct file *file);
69void MIDIbuf_release (int dev, struct file *file);
70int MIDIbuf_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
71unsigned int MIDIbuf_poll(int dev, struct file *file, poll_table * wait);
72int MIDIbuf_avail(int dev);
73
74void MIDIbuf_bytes_received(int dev, unsigned char *buf, int count);
Linus Torvalds1da177e2005-04-16 15:20:36 -070075
76
77/* From soundcard.c */
78void request_sound_timer (int count);
79void sound_stop_timer(void);
80void conf_printf(char *name, struct address_info *hw_config);
81void conf_printf2(char *name, int base, int irq, int dma, int dma2);
82
83/* From sound_timer.c */
84void sound_timer_interrupt(void);
85void sound_timer_syncinterval(unsigned int new_usecs);
86
87/* From midi_synth.c */
88void do_midi_msg (int synthno, unsigned char *msg, int mlen);