sound_calls.h 3.5 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. int DMAbuf_open_dma (int dev);
  16. void DMAbuf_close_dma (int dev);
  17. void DMAbuf_inputintr(int dev);
  18. void DMAbuf_outputintr(int dev, int underflow_flag);
  19. struct dma_buffparms;
  20. int DMAbuf_space_in_queue (int dev);
  21. int DMAbuf_activate_recording (int dev, struct dma_buffparms *dmap);
  22. int DMAbuf_get_buffer_pointer (int dev, struct dma_buffparms *dmap, int direction);
  23. void DMAbuf_launch_output(int dev, struct dma_buffparms *dmap);
  24. unsigned int DMAbuf_poll(struct file *file, int dev, poll_table *wait);
  25. void DMAbuf_start_devices(unsigned int devmask);
  26. void DMAbuf_reset (int dev);
  27. int DMAbuf_sync (int dev);
  28. /*
  29. * System calls for /dev/dsp and /dev/audio (audio.c)
  30. */
  31. int audio_read (int dev, struct file *file, char __user *buf, int count);
  32. int audio_write (int dev, struct file *file, const char __user *buf, int count);
  33. int audio_open (int dev, struct file *file);
  34. void audio_release (int dev, struct file *file);
  35. int audio_ioctl (int dev, struct file *file,
  36. unsigned int cmd, void __user *arg);
  37. void audio_init_devices (void);
  38. void reorganize_buffers (int dev, struct dma_buffparms *dmap, int recording);
  39. /*
  40. * System calls for the /dev/sequencer
  41. */
  42. int sequencer_read (int dev, struct file *file, char __user *buf, int count);
  43. int sequencer_write (int dev, struct file *file, const char __user *buf, int count);
  44. int sequencer_open (int dev, struct file *file);
  45. void sequencer_release (int dev, struct file *file);
  46. int sequencer_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
  47. unsigned int sequencer_poll(int dev, struct file *file, poll_table * wait);
  48. void sequencer_init (void);
  49. void sequencer_unload (void);
  50. void sequencer_timer(unsigned long dummy);
  51. int note_to_freq(int note_num);
  52. unsigned long compute_finetune(unsigned long base_freq, int bend, int range,
  53. int vibrato_bend);
  54. void seq_input_event(unsigned char *event, int len);
  55. void seq_copy_to_input (unsigned char *event, int len);
  56. /*
  57. * System calls for the /dev/midi
  58. */
  59. int MIDIbuf_read (int dev, struct file *file, char __user *buf, int count);
  60. int MIDIbuf_write (int dev, struct file *file, const char __user *buf, int count);
  61. int MIDIbuf_open (int dev, struct file *file);
  62. void MIDIbuf_release (int dev, struct file *file);
  63. int MIDIbuf_ioctl (int dev, struct file *file, unsigned int cmd, void __user *arg);
  64. unsigned int MIDIbuf_poll(int dev, struct file *file, poll_table * wait);
  65. int MIDIbuf_avail(int dev);
  66. void MIDIbuf_bytes_received(int dev, unsigned char *buf, int count);
  67. void MIDIbuf_init(void);
  68. /* From soundcard.c */
  69. void request_sound_timer (int count);
  70. void sound_stop_timer(void);
  71. void conf_printf(char *name, struct address_info *hw_config);
  72. void conf_printf2(char *name, int base, int irq, int dma, int dma2);
  73. /* From sound_timer.c */
  74. void sound_timer_interrupt(void);
  75. void sound_timer_syncinterval(unsigned int new_usecs);
  76. /* From midi_synth.c */
  77. void do_midi_msg (int synthno, unsigned char *msg, int mlen);