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c942fddf | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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2 | /* |
3 | * Copyright (C) 2009 Texas Instruments Inc | |
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4 | */ |
5 | ||
6 | #ifndef VPIF_CAPTURE_H | |
7 | #define VPIF_CAPTURE_H | |
8 | ||
6ffefff5 | 9 | /* Header files */ |
60aa38d8 | 10 | #include <media/videobuf2-dma-contig.h> |
012eef70 | 11 | #include <media/v4l2-device.h> |
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12 | |
13 | #include "vpif.h" | |
14 | ||
15 | /* Macros */ | |
64dc3c1a | 16 | #define VPIF_CAPTURE_VERSION "0.0.2" |
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17 | |
18 | #define VPIF_VALID_FIELD(field) (((V4L2_FIELD_ANY == field) || \ | |
19 | (V4L2_FIELD_NONE == field)) || \ | |
20 | (((V4L2_FIELD_INTERLACED == field) || \ | |
21 | (V4L2_FIELD_SEQ_TB == field)) || \ | |
22 | (V4L2_FIELD_SEQ_BT == field))) | |
23 | ||
24 | #define VPIF_CAPTURE_MAX_DEVICES 2 | |
25 | #define VPIF_VIDEO_INDEX 0 | |
26 | #define VPIF_NUMBER_OF_OBJECTS 1 | |
27 | ||
28 | /* Enumerated data type to give id to each device per channel */ | |
29 | enum vpif_channel_id { | |
30 | VPIF_CHANNEL0_VIDEO = 0, | |
31 | VPIF_CHANNEL1_VIDEO, | |
32 | }; | |
33 | ||
34 | struct video_obj { | |
35 | enum v4l2_field buf_field; | |
36 | /* Currently selected or default standard */ | |
37 | v4l2_std_id stdid; | |
0598c17b | 38 | struct v4l2_dv_timings dv_timings; |
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39 | }; |
40 | ||
60aa38d8 | 41 | struct vpif_cap_buffer { |
2d700715 | 42 | struct vb2_v4l2_buffer vb; |
60aa38d8 LP |
43 | struct list_head list; |
44 | }; | |
45 | ||
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46 | struct common_obj { |
47 | /* Pointer pointing to current v4l2_buffer */ | |
60aa38d8 | 48 | struct vpif_cap_buffer *cur_frm; |
6ffefff5 | 49 | /* Pointer pointing to current v4l2_buffer */ |
60aa38d8 | 50 | struct vpif_cap_buffer *next_frm; |
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51 | /* Used to store pixel format */ |
52 | struct v4l2_format fmt; | |
53 | /* Buffer queue used in video-buf */ | |
60aa38d8 | 54 | struct vb2_queue buffer_queue; |
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55 | /* Queue of filled frames */ |
56 | struct list_head dma_queue; | |
62dd4acd | 57 | /* Protects the dma_queue field */ |
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58 | spinlock_t irqlock; |
59 | /* lock used to access this structure */ | |
60 | struct mutex lock; | |
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61 | /* Function pointer to set the addresses */ |
62 | void (*set_addr) (unsigned long, unsigned long, unsigned long, | |
63 | unsigned long); | |
64 | /* offset where Y top starts from the starting of the buffer */ | |
65 | u32 ytop_off; | |
66 | /* offset where Y bottom starts from the starting of the buffer */ | |
67 | u32 ybtm_off; | |
68 | /* offset where C top starts from the starting of the buffer */ | |
69 | u32 ctop_off; | |
70 | /* offset where C bottom starts from the starting of the buffer */ | |
71 | u32 cbtm_off; | |
72 | /* Indicates width of the image data */ | |
73 | u32 width; | |
74 | /* Indicates height of the image data */ | |
75 | u32 height; | |
76 | }; | |
77 | ||
78 | struct channel_obj { | |
79 | /* Identifies video device for this channel */ | |
8eef6669 | 80 | struct video_device video_dev; |
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81 | /* Indicates id of the field which is being displayed */ |
82 | u32 field_id; | |
83 | /* flag to indicate whether decoder is initialized */ | |
84 | u8 initialized; | |
85 | /* Identifies channel */ | |
86 | enum vpif_channel_id channel_id; | |
6f47c6c6 HV |
87 | /* Current input */ |
88 | u32 input_idx; | |
178cce12 HV |
89 | /* subdev corresponding to the current input, may be NULL */ |
90 | struct v4l2_subdev *sd; | |
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91 | /* vpif configuration params */ |
92 | struct vpif_params vpifparams; | |
93 | /* common object array */ | |
94 | struct common_obj common[VPIF_NUMBER_OF_OBJECTS]; | |
95 | /* video object */ | |
96 | struct video_obj video; | |
97 | }; | |
98 | ||
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99 | struct vpif_device { |
100 | struct v4l2_device v4l2_dev; | |
101 | struct channel_obj *dev[VPIF_CAPTURE_NUM_CHANNELS]; | |
102 | struct v4l2_subdev **sd; | |
873229e4 LP |
103 | struct v4l2_async_notifier notifier; |
104 | struct vpif_capture_config *config; | |
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105 | }; |
106 | ||
6ffefff5 | 107 | #endif /* VPIF_CAPTURE_H */ |