mirror of https://gitee.com/openkylin/linux.git
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Driver for the Conexant CX25821 PCIe bridge
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*
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* Copyright (C) 2009 Conexant Systems Inc.
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* Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
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* Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
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*/
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#ifndef CX25821_VIDEO_H_
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#define CX25821_VIDEO_H_
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#include <linux/init.h>
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#include <linux/list.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/kmod.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/interrupt.h>
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#include <linux/delay.h>
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#include <linux/kthread.h>
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#include <asm/div64.h>
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#include "cx25821.h"
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#include <media/v4l2-common.h>
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#include <media/v4l2-ioctl.h>
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#include <media/v4l2-event.h>
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#define VIDEO_DEBUG 0
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#define dprintk(level, fmt, arg...) \
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do { \
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if (VIDEO_DEBUG >= level) \
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printk(KERN_DEBUG "%s/0: " fmt, dev->name, ##arg); \
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} while (0)
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#define FORMAT_FLAGS_PACKED 0x01
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extern void cx25821_video_wakeup(struct cx25821_dev *dev,
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struct cx25821_dmaqueue *q, u32 count);
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extern int cx25821_start_video_dma(struct cx25821_dev *dev,
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struct cx25821_dmaqueue *q,
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struct cx25821_buffer *buf,
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const struct sram_channel *channel);
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extern int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status);
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extern void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num);
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extern int cx25821_video_register(struct cx25821_dev *dev);
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#endif
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