7bc465605f
Upcoming workqueue updates will no longer guarantee fixed workqueue to worker kthread association, so giving RT priority to the irq worker won't work. Use kthread_worker which guarantees specific kthread association instead. This also makes setting the priority cleaner. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Andy Walls <awalls@md.metrocast.net> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: ivtv-devel@ivtvdriver.org Cc: linux-media@vger.kernel.org
53 lines
2.1 KiB
C
53 lines
2.1 KiB
C
/*
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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 <c@groovy.org>
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Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
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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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