Release 4.7 drivers/media/platform/davinci/ccdc_hw_device.h
/*
* Copyright (C) 2008-2009 Texas Instruments Inc
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ccdc device API
*/
#ifndef _CCDC_HW_DEVICE_H
#define _CCDC_HW_DEVICE_H
#ifdef __KERNEL__
#include <linux/videodev2.h>
#include <linux/device.h>
#include <media/davinci/vpfe_types.h>
#include <media/davinci/ccdc_types.h>
/*
* ccdc hw operations
*/
struct ccdc_hw_ops {
/* Pointer to initialize function to initialize ccdc device */
int (*open) (struct device *dev);
/* Pointer to deinitialize function */
int (*close) (struct device *dev);
/* set ccdc base address */
void (*set_ccdc_base)(void *base, int size);
/* Pointer to function to enable or disable ccdc */
void (*enable) (int en);
/* reset sbl. only for 6446 */
void (*reset) (void);
/* enable output to sdram */
void (*enable_out_to_sdram) (int en);
/* Pointer to function to set hw parameters */
int (*set_hw_if_params) (struct vpfe_hw_if_param *param);
/* get interface parameters */
int (*get_hw_if_params) (struct vpfe_hw_if_param *param);
/*
* Pointer to function to set parameters. Used
* for implementing VPFE_S_CCDC_PARAMS
*/
int (*set_params) (void *params);
/*
* Pointer to function to get parameter. Used
* for implementing VPFE_G_CCDC_PARAMS
*/
int (*get_params) (void *params);
/* Pointer to function to configure ccdc */
int (*configure) (void);
/* Pointer to function to set buffer type */
int (*set_buftype) (enum ccdc_buftype buf_type);
/* Pointer to function to get buffer type */
enum ccdc_buftype (*get_buftype) (void);
/* Pointer to function to set frame format */
int (*set_frame_format) (enum ccdc_frmfmt frm_fmt);
/* Pointer to function to get frame format */
enum ccdc_frmfmt (*get_frame_format) (void);
/* enumerate hw pix formats */
int (*enum_pix)(u32 *hw_pix, int i);
/* Pointer to function to set buffer type */
u32 (*get_pixel_format) (void);
/* Pointer to function to get pixel format. */
int (*set_pixel_format) (u32 pixfmt);
/* Pointer to function to set image window */
int (*set_image_window) (struct v4l2_rect *win);
/* Pointer to function to set image window */
void (*get_image_window) (struct v4l2_rect *win);
/* Pointer to function to get line length */
unsigned int (*get_line_length) (void);
/* Query CCDC control IDs */
int (*queryctrl)(struct v4l2_queryctrl *qctrl);
/* Set CCDC control */
int (*set_control)(struct v4l2_control *ctrl);
/* Get CCDC control */
int (*get_control)(struct v4l2_control *ctrl);
/* Pointer to function to set frame buffer address */
void (*setfbaddr) (unsigned long addr);
/* Pointer to function to get field id */
int (*getfid) (void);
};
struct ccdc_hw_device {
/* ccdc device name */
char name[32];
/* module owner */
struct module *owner;
/* hw ops */
struct ccdc_hw_ops hw_ops;
};
/* Used by CCDC module to register & unregister with vpfe capture driver */
int vpfe_register_ccdc_device(struct ccdc_hw_device *dev);
void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev);
#endif
#endif
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