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-rw-r--r-- | drivers/media/video/davinci/ccdc_hw_device.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/drivers/media/video/davinci/ccdc_hw_device.h b/drivers/media/video/davinci/ccdc_hw_device.h new file mode 100644 index 00000000000..86b9b351896 --- /dev/null +++ b/drivers/media/video/davinci/ccdc_hw_device.h @@ -0,0 +1,110 @@ +/* + * 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 |