diff options
Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-irq.h')
| -rw-r--r-- | drivers/media/pci/ivtv/ivtv-irq.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-irq.h b/drivers/media/pci/ivtv/ivtv-irq.h new file mode 100644 index 000000000..bcab5f07d --- /dev/null +++ b/drivers/media/pci/ivtv/ivtv-irq.h @@ -0,0 +1,53 @@ +/* + interrupt handling + Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com> + Copyright (C) 2004 Chris Kennedy <c@groovy.org> + Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef IVTV_IRQ_H +#define IVTV_IRQ_H + +#define IVTV_IRQ_ENC_START_CAP (0x1 << 31) +#define IVTV_IRQ_ENC_EOS (0x1 << 30) +#define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29) +#define IVTV_IRQ_ENC_VIM_RST (0x1 << 28) +#define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27) +#define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25) +#define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24) +#define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22) +#define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20) +#define IVTV_IRQ_DEC_VBI_RE_INSERT (0x1 << 19) +#define IVTV_IRQ_DMA_ERR (0x1 << 18) +#define IVTV_IRQ_DMA_WRITE (0x1 << 17) +#define IVTV_IRQ_DMA_READ (0x1 << 16) +#define IVTV_IRQ_DEC_VSYNC (0x1 << 10) + +/* IRQ Masks */ +#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\ + IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE) + +#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS) +#define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG) + +irqreturn_t ivtv_irq_handler(int irq, void *dev_id); + +void ivtv_irq_work_handler(struct kthread_work *work); +void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock); +void ivtv_unfinished_dma(struct timer_list *t); + +#endif |