sound_calls.h 3.4 KB

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