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 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software 19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21 22#ifndef IVTV_IRQ_H 23#define IVTV_IRQ_H 24 25#define IVTV_IRQ_ENC_START_CAP (0x1 << 31) 26#define IVTV_IRQ_ENC_EOS (0x1 << 30) 27#define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29) 28#define IVTV_IRQ_ENC_VIM_RST (0x1 << 28) 29#define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27) 30#define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25) 31#define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24) 32#define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22) 33#define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20) 34#define IVTV_IRQ_DEC_VBI_RE_INSERT (0x1 << 19) 35#define IVTV_IRQ_DMA_ERR (0x1 << 18) 36#define IVTV_IRQ_DMA_WRITE (0x1 << 17) 37#define IVTV_IRQ_DMA_READ (0x1 << 16) 38#define IVTV_IRQ_DEC_VSYNC (0x1 << 10) 39 40/* IRQ Masks */ 41#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\ 42 IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE) 43 44#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS) 45#define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG) 46 47irqreturn_t ivtv_irq_handler(int irq, void *dev_id); 48 49void ivtv_irq_work_handler(struct kthread_work *work); 50void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock); 51void ivtv_unfinished_dma(unsigned long arg); 52 53#endif 54