ivtv-irq.h 2.1 KB

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  1. /*
  2. interrupt handling
  3. Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
  4. Copyright (C) 2004 Chris Kennedy <c@groovy.org>
  5. Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
  6. This program is free software; you can redistribute it and/or modify
  7. it under the terms of the GNU General Public License as published by
  8. the Free Software Foundation; either version 2 of the License, or
  9. (at your option) any later version.
  10. This program is distributed in the hope that it will be useful,
  11. but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. GNU General Public License for more details.
  14. You should have received a copy of the GNU General Public License
  15. along with this program; if not, write to the Free Software
  16. Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  17. */
  18. #ifndef IVTV_IRQ_H
  19. #define IVTV_IRQ_H
  20. #define IVTV_IRQ_ENC_START_CAP (0x1 << 31)
  21. #define IVTV_IRQ_ENC_EOS (0x1 << 30)
  22. #define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29)
  23. #define IVTV_IRQ_ENC_VIM_RST (0x1 << 28)
  24. #define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27)
  25. #define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25)
  26. #define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24)
  27. #define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22)
  28. #define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20)
  29. #define IVTV_IRQ_DEC_VBI_RE_INSERT (0x1 << 19)
  30. #define IVTV_IRQ_DMA_ERR (0x1 << 18)
  31. #define IVTV_IRQ_DMA_WRITE (0x1 << 17)
  32. #define IVTV_IRQ_DMA_READ (0x1 << 16)
  33. #define IVTV_IRQ_DEC_VSYNC (0x1 << 10)
  34. /* IRQ Masks */
  35. #define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\
  36. IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE)
  37. #define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS)
  38. #define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG)
  39. irqreturn_t ivtv_irq_handler(int irq, void *dev_id);
  40. void ivtv_irq_work_handler(struct kthread_work *work);
  41. void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock);
  42. void ivtv_unfinished_dma(struct timer_list *t);
  43. #endif