/* * Driver for the Conexant CX25821 PCIe bridge * * Copyright (C) 2009 Conexant Systems Inc. * Authors , * Based on Steven Toth 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 #include #include #include #include #include #include #include #include #include #include #include "cx25821.h" #include #include #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_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, const struct v4l2_frequency *f); extern int cx25821_vidioc_s_frequency(struct file *file, void *priv, const 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, const 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, const 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