mirror of https://gitee.com/openkylin/linux.git
100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/*
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* Copyright (C) 2008-2009 Texas Instruments Inc
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* ccdc device API
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*/
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#ifndef _CCDC_HW_DEVICE_H
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#define _CCDC_HW_DEVICE_H
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#ifdef __KERNEL__
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#include <linux/videodev2.h>
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#include <linux/device.h>
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#include <media/davinci/vpfe_types.h>
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#include <media/davinci/ccdc_types.h>
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/*
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* ccdc hw operations
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*/
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struct ccdc_hw_ops {
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/* Pointer to initialize function to initialize ccdc device */
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int (*open) (struct device *dev);
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/* Pointer to deinitialize function */
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int (*close) (struct device *dev);
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/* set ccdc base address */
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void (*set_ccdc_base)(void *base, int size);
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/* Pointer to function to enable or disable ccdc */
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void (*enable) (int en);
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/* reset sbl. only for 6446 */
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void (*reset) (void);
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/* enable output to sdram */
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void (*enable_out_to_sdram) (int en);
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/* Pointer to function to set hw parameters */
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int (*set_hw_if_params) (struct vpfe_hw_if_param *param);
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/* get interface parameters */
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int (*get_hw_if_params) (struct vpfe_hw_if_param *param);
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/*
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* Pointer to function to set parameters. Used
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* for implementing VPFE_S_CCDC_PARAMS
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*/
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int (*set_params) (void *params);
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/*
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* Pointer to function to get parameter. Used
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* for implementing VPFE_G_CCDC_PARAMS
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*/
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int (*get_params) (void *params);
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/* Pointer to function to configure ccdc */
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int (*configure) (void);
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/* Pointer to function to set buffer type */
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int (*set_buftype) (enum ccdc_buftype buf_type);
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/* Pointer to function to get buffer type */
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enum ccdc_buftype (*get_buftype) (void);
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/* Pointer to function to set frame format */
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int (*set_frame_format) (enum ccdc_frmfmt frm_fmt);
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/* Pointer to function to get frame format */
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enum ccdc_frmfmt (*get_frame_format) (void);
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/* enumerate hw pix formats */
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int (*enum_pix)(u32 *hw_pix, int i);
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/* Pointer to function to set buffer type */
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u32 (*get_pixel_format) (void);
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/* Pointer to function to get pixel format. */
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int (*set_pixel_format) (u32 pixfmt);
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/* Pointer to function to set image window */
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int (*set_image_window) (struct v4l2_rect *win);
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/* Pointer to function to set image window */
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void (*get_image_window) (struct v4l2_rect *win);
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/* Pointer to function to get line length */
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unsigned int (*get_line_length) (void);
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/* Pointer to function to set frame buffer address */
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void (*setfbaddr) (unsigned long addr);
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/* Pointer to function to get field id */
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int (*getfid) (void);
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};
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struct ccdc_hw_device {
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/* ccdc device name */
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char name[32];
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/* module owner */
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struct module *owner;
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/* hw ops */
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struct ccdc_hw_ops hw_ops;
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};
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/* Used by CCDC module to register & unregister with vpfe capture driver */
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int vpfe_register_ccdc_device(struct ccdc_hw_device *dev);
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void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev);
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#endif
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#endif
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