forked from Minki/linux
1f1988706d
Drop the custom ioctls and enable the video output nodes again, this time using standard ioctls. The next step will be to provide a proper write() interface. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
/*
|
|
* Driver for the Conexant CX25821 PCIe bridge
|
|
*
|
|
* Copyright (C) 2009 Conexant Systems Inc.
|
|
* Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
|
|
* Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
|
|
*
|
|
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#ifndef CX25821_VIDEO_H_
|
|
#define CX25821_VIDEO_H_
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/list.h>
|
|
#include <linux/module.h>
|
|
#include <linux/moduleparam.h>
|
|
#include <linux/kmod.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/kthread.h>
|
|
#include <asm/div64.h>
|
|
|
|
#include "cx25821.h"
|
|
#include <media/v4l2-common.h>
|
|
#include <media/v4l2-ioctl.h>
|
|
#include <media/v4l2-event.h>
|
|
|
|
#define VIDEO_DEBUG 0
|
|
|
|
#define dprintk(level, fmt, arg...) \
|
|
do { \
|
|
if (VIDEO_DEBUG >= level) \
|
|
printk(KERN_DEBUG "%s/0: " fmt, dev->name, ##arg); \
|
|
} while (0)
|
|
|
|
#define FORMAT_FLAGS_PACKED 0x01
|
|
extern void cx25821_video_wakeup(struct cx25821_dev *dev,
|
|
struct cx25821_dmaqueue *q, u32 count);
|
|
|
|
extern int cx25821_start_video_dma(struct cx25821_dev *dev,
|
|
struct cx25821_dmaqueue *q,
|
|
struct cx25821_buffer *buf,
|
|
const struct sram_channel *channel);
|
|
|
|
extern int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status);
|
|
extern void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num);
|
|
extern int cx25821_video_register(struct cx25821_dev *dev);
|
|
|
|
#endif
|