omap-pcm.h 1.2 KB

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  1. /*
  2. * omap-pcm.h
  3. *
  4. * Copyright (C) 2008 Nokia Corporation
  5. *
  6. * Contact: Jarkko Nikula <jhnikula@gmail.com>
  7. * Peter Ujfalusi <peter.ujfalusi@ti.com>
  8. *
  9. * This program is free software; you can redistribute it and/or
  10. * modify it under the terms of the GNU General Public License
  11. * version 2 as published by the Free Software Foundation.
  12. *
  13. * This program is distributed in the hope that it will be useful, but
  14. * WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16. * General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  21. * 02110-1301 USA
  22. *
  23. */
  24. #ifndef __OMAP_PCM_H__
  25. #define __OMAP_PCM_H__
  26. struct omap_pcm_dma_data {
  27. char *name; /* stream identifier */
  28. int dma_req; /* DMA request line */
  29. unsigned long port_addr; /* transmit/receive register */
  30. void (*set_threshold)(struct snd_pcm_substream *substream);
  31. int data_type; /* data type 8,16,32 */
  32. int sync_mode; /* DMA sync mode */
  33. int packet_size; /* packet size only in PACKET mode */
  34. };
  35. #endif