Muralidharan Karicheri | 638c974 | 2009-06-19 09:14:10 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008-2009 Texas Instruments Inc |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | * |
| 18 | * ccdc device API |
| 19 | */ |
| 20 | #ifndef _CCDC_HW_DEVICE_H |
| 21 | #define _CCDC_HW_DEVICE_H |
| 22 | |
| 23 | #ifdef __KERNEL__ |
| 24 | #include <linux/videodev2.h> |
| 25 | #include <linux/device.h> |
| 26 | #include <media/davinci/vpfe_types.h> |
| 27 | #include <media/davinci/ccdc_types.h> |
| 28 | |
| 29 | /* |
| 30 | * ccdc hw operations |
| 31 | */ |
| 32 | struct ccdc_hw_ops { |
| 33 | /* Pointer to initialize function to initialize ccdc device */ |
| 34 | int (*open) (struct device *dev); |
| 35 | /* Pointer to deinitialize function */ |
| 36 | int (*close) (struct device *dev); |
| 37 | /* set ccdc base address */ |
| 38 | void (*set_ccdc_base)(void *base, int size); |
| 39 | /* Pointer to function to enable or disable ccdc */ |
| 40 | void (*enable) (int en); |
| 41 | /* reset sbl. only for 6446 */ |
| 42 | void (*reset) (void); |
| 43 | /* enable output to sdram */ |
| 44 | void (*enable_out_to_sdram) (int en); |
| 45 | /* Pointer to function to set hw parameters */ |
| 46 | int (*set_hw_if_params) (struct vpfe_hw_if_param *param); |
| 47 | /* get interface parameters */ |
| 48 | int (*get_hw_if_params) (struct vpfe_hw_if_param *param); |
| 49 | /* |
| 50 | * Pointer to function to set parameters. Used |
| 51 | * for implementing VPFE_S_CCDC_PARAMS |
| 52 | */ |
| 53 | int (*set_params) (void *params); |
| 54 | /* |
| 55 | * Pointer to function to get parameter. Used |
| 56 | * for implementing VPFE_G_CCDC_PARAMS |
| 57 | */ |
| 58 | int (*get_params) (void *params); |
| 59 | /* Pointer to function to configure ccdc */ |
| 60 | int (*configure) (void); |
| 61 | |
| 62 | /* Pointer to function to set buffer type */ |
| 63 | int (*set_buftype) (enum ccdc_buftype buf_type); |
| 64 | /* Pointer to function to get buffer type */ |
| 65 | enum ccdc_buftype (*get_buftype) (void); |
| 66 | /* Pointer to function to set frame format */ |
| 67 | int (*set_frame_format) (enum ccdc_frmfmt frm_fmt); |
| 68 | /* Pointer to function to get frame format */ |
| 69 | enum ccdc_frmfmt (*get_frame_format) (void); |
| 70 | /* enumerate hw pix formats */ |
| 71 | int (*enum_pix)(u32 *hw_pix, int i); |
| 72 | /* Pointer to function to set buffer type */ |
| 73 | u32 (*get_pixel_format) (void); |
| 74 | /* Pointer to function to get pixel format. */ |
| 75 | int (*set_pixel_format) (u32 pixfmt); |
| 76 | /* Pointer to function to set image window */ |
| 77 | int (*set_image_window) (struct v4l2_rect *win); |
| 78 | /* Pointer to function to set image window */ |
| 79 | void (*get_image_window) (struct v4l2_rect *win); |
| 80 | /* Pointer to function to get line length */ |
| 81 | unsigned int (*get_line_length) (void); |
| 82 | |
| 83 | /* Query CCDC control IDs */ |
| 84 | int (*queryctrl)(struct v4l2_queryctrl *qctrl); |
| 85 | /* Set CCDC control */ |
| 86 | int (*set_control)(struct v4l2_control *ctrl); |
| 87 | /* Get CCDC control */ |
| 88 | int (*get_control)(struct v4l2_control *ctrl); |
| 89 | |
| 90 | /* Pointer to function to set frame buffer address */ |
| 91 | void (*setfbaddr) (unsigned long addr); |
| 92 | /* Pointer to function to get field id */ |
| 93 | int (*getfid) (void); |
| 94 | }; |
| 95 | |
| 96 | struct ccdc_hw_device { |
| 97 | /* ccdc device name */ |
| 98 | char name[32]; |
| 99 | /* module owner */ |
| 100 | struct module *owner; |
| 101 | /* hw ops */ |
| 102 | struct ccdc_hw_ops hw_ops; |
| 103 | }; |
| 104 | |
| 105 | /* Used by CCDC module to register & unregister with vpfe capture driver */ |
| 106 | int vpfe_register_ccdc_device(struct ccdc_hw_device *dev); |
| 107 | void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev); |
| 108 | |
| 109 | #endif |
| 110 | #endif |