Commit | Line | Data |
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5f3cc447 | 1 | /* |
56bc911a | 2 | * Samsung S5P/Exynos4 SoC series camera interface driver header |
5f3cc447 | 3 | * |
56bc911a SN |
4 | * Copyright (C) 2010 - 2013 Samsung Electronics Co., Ltd. |
5 | * Sylwester Nawrocki <s.nawrocki@samsung.com> | |
5f3cc447 SN |
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 | ||
02399e35 SN |
17 | /* |
18 | * Enumeration of data inputs to the camera subsystem. | |
19 | */ | |
20 | enum fimc_input { | |
21 | FIMC_INPUT_PARALLEL_0 = 1, | |
22 | FIMC_INPUT_PARALLEL_1, | |
23 | FIMC_INPUT_MIPI_CSI2_0 = 3, | |
24 | FIMC_INPUT_MIPI_CSI2_1, | |
25 | FIMC_INPUT_WRITEBACK_A = 5, | |
26 | FIMC_INPUT_WRITEBACK_B, | |
27 | FIMC_INPUT_WRITEBACK_ISP = 5, | |
28 | }; | |
29 | ||
56bc911a SN |
30 | /* |
31 | * Enumeration of the FIMC data bus types. | |
32 | */ | |
33 | enum fimc_bus_type { | |
34 | /* Camera parallel bus */ | |
35 | FIMC_BUS_TYPE_ITU_601 = 1, | |
36 | /* Camera parallel bus with embedded synchronization */ | |
37 | FIMC_BUS_TYPE_ITU_656, | |
38 | /* Camera MIPI-CSI2 serial bus */ | |
39 | FIMC_BUS_TYPE_MIPI_CSI2, | |
40 | /* FIFO link from LCD controller (WriteBack A) */ | |
41 | FIMC_BUS_TYPE_LCD_WRITEBACK_A, | |
42 | /* FIFO link from LCD controller (WriteBack B) */ | |
43 | FIMC_BUS_TYPE_LCD_WRITEBACK_B, | |
44 | /* FIFO link from FIMC-IS */ | |
45 | FIMC_BUS_TYPE_ISP_WRITEBACK = FIMC_BUS_TYPE_LCD_WRITEBACK_B, | |
5f3cc447 SN |
46 | }; |
47 | ||
2b13f7d4 SN |
48 | #define fimc_input_is_parallel(x) ((x) == 1 || (x) == 2) |
49 | #define fimc_input_is_mipi_csi(x) ((x) == 3 || (x) == 4) | |
50 | ||
5f3cc447 SN |
51 | struct i2c_board_info; |
52 | ||
53 | /** | |
56bc911a SN |
54 | * struct fimc_source_info - video source description required for the host |
55 | * interface configuration | |
5f3cc447 SN |
56 | * |
57 | * @board_info: pointer to I2C subdevice's board info | |
a25be18d | 58 | * @clk_frequency: frequency of the clock the host interface provides to sensor |
56bc911a SN |
59 | * @fimc_bus_type: FIMC camera input type |
60 | * @sensor_bus_type: image sensor bus type, MIPI, ITU-R BT.601 etc. | |
61 | * @flags: the parallel sensor bus flags defining signals polarity (V4L2_MBUS_*) | |
5f3cc447 SN |
62 | * @i2c_bus_num: i2c control bus id the sensor is attached to |
63 | * @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU) | |
d3953223 | 64 | * @clk_id: index of the SoC peripheral clock for sensors |
5f3cc447 | 65 | */ |
56bc911a | 66 | struct fimc_source_info { |
5f3cc447 | 67 | struct i2c_board_info *board_info; |
a25be18d | 68 | unsigned long clk_frequency; |
56bc911a SN |
69 | enum fimc_bus_type fimc_bus_type; |
70 | enum fimc_bus_type sensor_bus_type; | |
71 | u16 flags; | |
5f3cc447 SN |
72 | u16 i2c_bus_num; |
73 | u16 mux_id; | |
d3953223 | 74 | u8 clk_id; |
5f3cc447 SN |
75 | }; |
76 | ||
5f3cc447 | 77 | /** |
df7e09a3 | 78 | * struct s5p_platform_fimc - camera host interface platform data |
5f3cc447 | 79 | * |
56bc911a SN |
80 | * @source_info: properties of an image source for the host interface setup |
81 | * @num_clients: the number of attached image sources | |
5f3cc447 | 82 | */ |
df7e09a3 | 83 | struct s5p_platform_fimc { |
56bc911a | 84 | struct fimc_source_info *source_info; |
117182d1 | 85 | int num_clients; |
5f3cc447 | 86 | }; |
e1d72f4d SN |
87 | |
88 | /* | |
89 | * v4l2_device notification id. This is only for internal use in the kernel. | |
90 | * Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single | |
91 | * frame capture mode when there is only one VSYNC pulse issued by the sensor | |
92 | * at begining of the frame transmission. | |
93 | */ | |
94 | #define S5P_FIMC_TX_END_NOTIFY _IO('e', 0) | |
95 | ||
0f735f52 SN |
96 | enum fimc_subdev_index { |
97 | IDX_SENSOR, | |
98 | IDX_CSIS, | |
99 | IDX_FLITE, | |
e2985a26 | 100 | IDX_IS_ISP, |
0f735f52 SN |
101 | IDX_FIMC, |
102 | IDX_MAX, | |
103 | }; | |
104 | ||
105 | struct media_pipeline; | |
106 | struct v4l2_subdev; | |
107 | ||
108 | struct fimc_pipeline { | |
109 | struct v4l2_subdev *subdevs[IDX_MAX]; | |
110 | struct media_pipeline *m_pipeline; | |
111 | }; | |
112 | ||
b9ee31e6 SN |
113 | /* |
114 | * Media pipeline operations to be called from within the fimc(-lite) | |
115 | * video node when it is the last entity of the pipeline. Implemented | |
116 | * by corresponding media device driver. | |
117 | */ | |
118 | struct fimc_pipeline_ops { | |
119 | int (*open)(struct fimc_pipeline *p, struct media_entity *me, | |
120 | bool resume); | |
121 | int (*close)(struct fimc_pipeline *p); | |
122 | int (*set_stream)(struct fimc_pipeline *p, bool state); | |
123 | }; | |
124 | ||
125 | #define fimc_pipeline_call(f, op, p, args...) \ | |
126 | (!(f) ? -ENODEV : (((f)->pipeline_ops && (f)->pipeline_ops->op) ? \ | |
127 | (f)->pipeline_ops->op((p), ##args) : -ENOIOCTLCMD)) | |
128 | ||
df7e09a3 | 129 | #endif /* S5P_FIMC_H_ */ |