diff options
Diffstat (limited to 'drivers/media/video/cx25821/cx25821-video.h')
| -rw-r--r-- | drivers/media/video/cx25821/cx25821-video.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/drivers/media/video/cx25821/cx25821-video.h b/drivers/media/video/cx25821/cx25821-video.h new file mode 100644 index 000000000000..d0d9538ca5b3 --- /dev/null +++ b/drivers/media/video/cx25821/cx25821-video.h @@ -0,0 +1,188 @@ +/* + * 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> + +#define TUNER_FLAG + +#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) + +/* For IOCTL to identify running upstream */ +#define UPSTREAM_START_VIDEO 700 +#define UPSTREAM_STOP_VIDEO 701 +#define UPSTREAM_START_AUDIO 702 +#define UPSTREAM_STOP_AUDIO 703 +#define UPSTREAM_DUMP_REGISTERS 702 +#define SET_VIDEO_STD 800 +#define SET_PIXEL_FORMAT 1000 +#define ENABLE_CIF_RESOLUTION 1001 + +#define REG_READ 900 +#define REG_WRITE 901 +#define MEDUSA_READ 910 +#define MEDUSA_WRITE 911 + +extern struct sram_channel *channel0; +extern struct sram_channel *channel1; +extern struct sram_channel *channel2; +extern struct sram_channel *channel3; +extern struct sram_channel *channel4; +extern struct sram_channel *channel5; +extern struct sram_channel *channel6; +extern struct sram_channel *channel7; +extern struct sram_channel *channel9; +extern struct sram_channel *channel10; +extern struct sram_channel *channel11; +extern struct video_device cx25821_videoioctl_template; +/* extern const u32 *ctrl_classes[]; */ + +extern unsigned int vid_limit; + +#define FORMAT_FLAGS_PACKED 0x01 +extern struct cx25821_fmt formats[]; +extern struct cx25821_fmt *cx25821_format_by_fourcc(unsigned int fourcc); +extern struct cx25821_data timeout_data[MAX_VID_CHANNEL_NUM]; + +extern void cx25821_dump_video_queue(struct cx25821_dev *dev, + struct cx25821_dmaqueue *q); +extern void cx25821_video_wakeup(struct cx25821_dev *dev, + struct cx25821_dmaqueue *q, u32 count); + +#ifdef TUNER_FLAG +extern int cx25821_set_tvnorm(struct cx25821_dev *dev, v4l2_std_id norm); +#endif + +extern int cx25821_res_get(struct cx25821_dev *dev, struct cx25821_fh *fh, + unsigned int bit); +extern int cx25821_res_check(struct cx25821_fh *fh, unsigned int bit); +extern int cx25821_res_locked(struct cx25821_fh *fh, unsigned int bit); +extern void cx25821_res_free(struct cx25821_dev *dev, struct cx25821_fh *fh, + unsigned int bits); +extern int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input); +extern int cx25821_start_video_dma(struct cx25821_dev *dev, + struct cx25821_dmaqueue *q, + struct cx25821_buffer *buf, + struct sram_channel *channel); + +extern int cx25821_set_scale(struct cx25821_dev *dev, unsigned int width, + unsigned int height, enum v4l2_field field); +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); +extern int cx25821_get_format_size(void); + +extern int cx25821_buffer_setup(struct videobuf_queue *q, unsigned int *count, + unsigned int *size); +extern int cx25821_buffer_prepare(struct videobuf_queue *q, + struct videobuf_buffer *vb, + enum v4l2_field field); +extern void cx25821_buffer_release(struct videobuf_queue *q, + struct videobuf_buffer *vb); +extern struct videobuf_queue *get_queue(struct cx25821_fh *fh); +extern int cx25821_get_resource(struct cx25821_fh *fh, int resource); +extern int cx25821_video_mmap(struct file *file, struct vm_area_struct *vma); +extern int cx25821_vidioc_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f); +extern int cx25821_vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap); +extern int cx25821_vidioc_enum_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_fmtdesc *f); +extern int cx25821_vidioc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *p); +extern int cx25821_vidioc_querybuf(struct file *file, void *priv, + struct v4l2_buffer *p); +extern int cx25821_vidioc_qbuf(struct file *file, void *priv, + struct v4l2_buffer *p); +extern int cx25821_vidioc_s_std(struct file *file, void *priv, + v4l2_std_id *tvnorms); +extern int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i); +extern int cx25821_vidioc_enum_input(struct file *file, void *priv, + struct v4l2_input *i); +extern int cx25821_vidioc_g_input(struct file *file, void *priv, + unsigned int *i); +extern int cx25821_vidioc_s_input(struct file *file, void *priv, + unsigned int i); +extern int cx25821_vidioc_g_ctrl(struct file *file, void *priv, + struct v4l2_control *ctl); +extern int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f); +extern int cx25821_vidioc_g_frequency(struct file *file, void *priv, + struct v4l2_frequency *f); +extern int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f); +extern int cx25821_vidioc_s_frequency(struct file *file, void *priv, + struct v4l2_frequency *f); +extern int cx25821_vidioc_g_register(struct file *file, void *fh, + struct v4l2_dbg_register *reg); +extern int cx25821_vidioc_s_register(struct file *file, void *fh, + struct v4l2_dbg_register *reg); +extern int cx25821_vidioc_g_tuner(struct file *file, void *priv, + struct v4l2_tuner *t); +extern int cx25821_vidioc_s_tuner(struct file *file, void *priv, + struct v4l2_tuner *t); + +extern int cx25821_is_valid_width(u32 width, v4l2_std_id tvnorm); +extern int cx25821_is_valid_height(u32 height, v4l2_std_id tvnorm); + +extern int cx25821_vidioc_g_priority(struct file *file, void *f, + enum v4l2_priority *p); +extern int cx25821_vidioc_s_priority(struct file *file, void *f, + enum v4l2_priority prio); + +extern int cx25821_vidioc_queryctrl(struct file *file, void *priv, + struct v4l2_queryctrl *qctrl); +extern int cx25821_set_control(struct cx25821_dev *dev, + struct v4l2_control *ctrl, int chan_num); + +extern int cx25821_vidioc_cropcap(struct file *file, void *fh, + struct v4l2_cropcap *cropcap); +extern int cx25821_vidioc_s_crop(struct file *file, void *priv, + struct v4l2_crop *crop); +extern int cx25821_vidioc_g_crop(struct file *file, void *priv, + struct v4l2_crop *crop); + +extern int cx25821_vidioc_querystd(struct file *file, void *priv, + v4l2_std_id *norm); +#endif |