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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/drivers/media/video/ivtv/ivtv-irq.h
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/*

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    interrupt handling

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    Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>

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    Copyright (C) 2004  Chris Kennedy <[email protected]>

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    Copyright (C) 2005-2007  Hans Verkuil <[email protected]>

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    This program is free software; you can redistribute it and/or modify

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    it under the terms of the GNU General Public License as published by

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    the Free Software Foundation; either version 2 of the License, or

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    (at your option) any later version.

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    This program is distributed in the hope that it will be useful,

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    but WITHOUT ANY WARRANTY; without even the implied warranty of

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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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    GNU General Public License for more details.

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    You should have received a copy of the GNU General Public License

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    along with this program; if not, write to the Free Software

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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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 */

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#ifndef IVTV_IRQ_H

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#define IVTV_IRQ_H

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#define IVTV_IRQ_ENC_START_CAP		(0x1 << 31)

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#define IVTV_IRQ_ENC_EOS		(0x1 << 30)

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#define IVTV_IRQ_ENC_VBI_CAP		(0x1 << 29)

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#define IVTV_IRQ_ENC_VIM_RST		(0x1 << 28)

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#define IVTV_IRQ_ENC_DMA_COMPLETE	(0x1 << 27)

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#define IVTV_IRQ_ENC_PIO_COMPLETE	(0x1 << 25)

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#define IVTV_IRQ_DEC_AUD_MODE_CHG	(0x1 << 24)

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#define IVTV_IRQ_DEC_DATA_REQ		(0x1 << 22)

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#define IVTV_IRQ_DEC_DMA_COMPLETE	(0x1 << 20)

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#define IVTV_IRQ_DEC_VBI_RE_INSERT	(0x1 << 19)

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#define IVTV_IRQ_DMA_ERR		(0x1 << 18)

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#define IVTV_IRQ_DMA_WRITE		(0x1 << 17)

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#define IVTV_IRQ_DMA_READ		(0x1 << 16)

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#define IVTV_IRQ_DEC_VSYNC		(0x1 << 10)

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/* IRQ Masks */

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#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\

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		IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE)

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#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS)

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#define IVTV_IRQ_MASK_DECODE  (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG)

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irqreturn_t ivtv_irq_handler(int irq, void *dev_id);

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void ivtv_irq_work_handler(struct kthread_work *work);

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void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock);

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void ivtv_unfinished_dma(unsigned long arg);

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#endif

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