111 lines
		
	
	
	
		
			3.6 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			111 lines
		
	
	
	
		
			3.6 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * 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
 |