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5f3cc447 SN |
1 | /* |
2 | * Samsung S5P SoC camera interface driver header | |
3 | * | |
4 | * Copyright (c) 2010 Samsung Electronics Co., Ltd | |
5 | * Author: Sylwester Nawrocki, <s.nawrocki@samsung.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | ||
df7e09a3 SN |
12 | #ifndef S5P_FIMC_H_ |
13 | #define S5P_FIMC_H_ | |
5f3cc447 | 14 | |
b9ee31e6 SN |
15 | #include <media/media-entity.h> |
16 | ||
5f3cc447 SN |
17 | enum cam_bus_type { |
18 | FIMC_ITU_601 = 1, | |
19 | FIMC_ITU_656, | |
20 | FIMC_MIPI_CSI2, | |
21 | FIMC_LCD_WB, /* FIFO link from LCD mixer */ | |
22 | }; | |
23 | ||
5f3cc447 SN |
24 | struct i2c_board_info; |
25 | ||
26 | /** | |
df7e09a3 | 27 | * struct s5p_fimc_isp_info - image sensor information required for host |
5f3cc447 SN |
28 | * interace configuration. |
29 | * | |
30 | * @board_info: pointer to I2C subdevice's board info | |
a25be18d | 31 | * @clk_frequency: frequency of the clock the host interface provides to sensor |
5f3cc447 SN |
32 | * @bus_type: determines bus type, MIPI, ITU-R BT.601 etc. |
33 | * @i2c_bus_num: i2c control bus id the sensor is attached to | |
34 | * @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU) | |
d3953223 | 35 | * @clk_id: index of the SoC peripheral clock for sensors |
12ecf56d | 36 | * @flags: the parallel bus flags defining signals polarity (V4L2_MBUS_*) |
5f3cc447 | 37 | */ |
df7e09a3 | 38 | struct s5p_fimc_isp_info { |
5f3cc447 | 39 | struct i2c_board_info *board_info; |
a25be18d | 40 | unsigned long clk_frequency; |
5f3cc447 SN |
41 | enum cam_bus_type bus_type; |
42 | u16 i2c_bus_num; | |
43 | u16 mux_id; | |
5f3cc447 | 44 | u16 flags; |
d3953223 | 45 | u8 clk_id; |
5f3cc447 SN |
46 | }; |
47 | ||
5f3cc447 | 48 | /** |
df7e09a3 | 49 | * struct s5p_platform_fimc - camera host interface platform data |
5f3cc447 SN |
50 | * |
51 | * @isp_info: properties of camera sensor required for host interface setup | |
117182d1 | 52 | * @num_clients: the number of attached image sensors |
5f3cc447 | 53 | */ |
df7e09a3 | 54 | struct s5p_platform_fimc { |
117182d1 SN |
55 | struct s5p_fimc_isp_info *isp_info; |
56 | int num_clients; | |
5f3cc447 | 57 | }; |
e1d72f4d SN |
58 | |
59 | /* | |
60 | * v4l2_device notification id. This is only for internal use in the kernel. | |
61 | * Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single | |
62 | * frame capture mode when there is only one VSYNC pulse issued by the sensor | |
63 | * at begining of the frame transmission. | |
64 | */ | |
65 | #define S5P_FIMC_TX_END_NOTIFY _IO('e', 0) | |
66 | ||
0f735f52 SN |
67 | enum fimc_subdev_index { |
68 | IDX_SENSOR, | |
69 | IDX_CSIS, | |
70 | IDX_FLITE, | |
71 | IDX_FIMC, | |
72 | IDX_MAX, | |
73 | }; | |
74 | ||
75 | struct media_pipeline; | |
76 | struct v4l2_subdev; | |
77 | ||
78 | struct fimc_pipeline { | |
79 | struct v4l2_subdev *subdevs[IDX_MAX]; | |
80 | struct media_pipeline *m_pipeline; | |
81 | }; | |
82 | ||
b9ee31e6 SN |
83 | /* |
84 | * Media pipeline operations to be called from within the fimc(-lite) | |
85 | * video node when it is the last entity of the pipeline. Implemented | |
86 | * by corresponding media device driver. | |
87 | */ | |
88 | struct fimc_pipeline_ops { | |
89 | int (*open)(struct fimc_pipeline *p, struct media_entity *me, | |
90 | bool resume); | |
91 | int (*close)(struct fimc_pipeline *p); | |
92 | int (*set_stream)(struct fimc_pipeline *p, bool state); | |
93 | }; | |
94 | ||
95 | #define fimc_pipeline_call(f, op, p, args...) \ | |
96 | (!(f) ? -ENODEV : (((f)->pipeline_ops && (f)->pipeline_ops->op) ? \ | |
97 | (f)->pipeline_ops->op((p), ##args) : -ENOIOCTLCMD)) | |
98 | ||
df7e09a3 | 99 | #endif /* S5P_FIMC_H_ */ |