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638c9740 MK |
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 |