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gerrit-public.fairphone.software / kernel / msm-4.9 / 99131f0c035526c216d62e6dd96a2ee78c547eda / . / include / uapi / linux / mdss_rotator.h
blob: 167e1426dd3470ae9466f2f21a19071303549cfe [file] [log] [blame]
Bruce Levy73944ad2017-03-10 15:56:41 -0800[diff] [blame]1#ifndef _UAPI_MDSS_ROTATOR_H_
2#define _UAPI_MDSS_ROTATOR_H_
3
4#include <linux/msm_mdp_ext.h>
5
6#define MDSS_ROTATOR_IOCTL_MAGIC 'w'
7
8/* open a rotation session */
9#define MDSS_ROTATION_OPEN \
10 _IOWR(MDSS_ROTATOR_IOCTL_MAGIC, 1, struct mdp_rotation_config *)
11
12/* change the rotation session configuration */
13#define MDSS_ROTATION_CONFIG \
14 _IOWR(MDSS_ROTATOR_IOCTL_MAGIC, 2, struct mdp_rotation_config *)
15
16/* queue the rotation request */
17#define MDSS_ROTATION_REQUEST \
18 _IOWR(MDSS_ROTATOR_IOCTL_MAGIC, 3, struct mdp_rotation_request *)
19
20/* close a rotation session with the specified rotation session ID */
21#define MDSS_ROTATION_CLOSE _IOW(MDSS_ROTATOR_IOCTL_MAGIC, 4, unsigned int)
22
23/*
24 * Rotation request flag
25 */
26/* no rotation flag, i.e. color space conversion */
27#define MDP_ROTATION_NOP 0x01
28
29/* left/right flip */
30#define MDP_ROTATION_FLIP_LR 0x02
31
32/* up/down flip */
33#define MDP_ROTATION_FLIP_UD 0x04
34
35/* rotate 90 degree */
36#define MDP_ROTATION_90 0x08
37
38/* rotate 180 degre */
39#define MDP_ROTATION_180 (MDP_ROTATION_FLIP_LR | MDP_ROTATION_FLIP_UD)
40
41/* rotate 270 degree */
42#define MDP_ROTATION_270 (MDP_ROTATION_90 | MDP_ROTATION_180)
43
44/* format is interlaced */
45#define MDP_ROTATION_DEINTERLACE 0x10
46
47/* enable bwc */
48#define MDP_ROTATION_BWC_EN 0x40
49
50/* secure data */
51#define MDP_ROTATION_SECURE 0x80
52
53/*
54 * Rotation commit flag
55 */
56/* Flag indicates to validate the rotation request */
57#define MDSS_ROTATION_REQUEST_VALIDATE 0x01
58
59#define MDP_ROTATION_REQUEST_VERSION_1_0 0x00010000
60
61/*
62 * Client can let driver to allocate the hardware resources with
63 * this particular hw resource id.
64 */
65#define MDSS_ROTATION_HW_ANY 0xFFFFFFFF
66
67/*
68 * Configuration Structures
69 */
70struct mdp_rotation_buf_info {
71 uint32_t width;
72 uint32_t height;
73 uint32_t format;
74 struct mult_factor comp_ratio;
75};
76
77struct mdp_rotation_config {
78 uint32_t version;
79 uint32_t session_id;
80 struct mdp_rotation_buf_info input;
81 struct mdp_rotation_buf_info output;
82 uint32_t frame_rate;
83 uint32_t flags;
84 uint32_t reserved[6];
85};
86
87struct mdp_rotation_item {
88 /* rotation request flag */
89 uint32_t flags;
90
91 /* Source crop rectangle */
92 struct mdp_rect src_rect;
93
94 /* Destination rectangle */
95 struct mdp_rect dst_rect;
96
97 /* Input buffer for the request */
98 struct mdp_layer_buffer input;
99
100 /* The output buffer for the request */
101 struct mdp_layer_buffer output;
102
103 /*
104 * DMA pipe selection for this request by client:
105 * 0: DMA pipe 0
106 * 1: DMA pipe 1
107 * or MDSS_ROTATION_HW_ANY if client wants
108 * driver to allocate any that is available
109 */
110 uint32_t pipe_idx;
111
112 /*
113 * Write-back block selection for this request by client:
114 * 0: Write-back block 0
115 * 1: Write-back block 1
116 * or MDSS_ROTATION_HW_ANY if client wants
117 * driver to allocate any that is available
118 */
119 uint32_t wb_idx;
120
121 /* Which session ID is this request scheduled on */
122 uint32_t session_id;
123
124 /* 32bits reserved value for future usage */
125 uint32_t reserved[6];
126};
127
128struct mdp_rotation_request {
129 /* 32bit version indicates the request structure */
130 uint32_t version;
131
132 uint32_t flags;
133
134 /* Number of rotation request items in the list */
135 uint32_t count;
136
137 /* Pointer to a list of rotation request items */
138 struct mdp_rotation_item __user *list;
139
140 /* 32bits reserved value for future usage*/
141 uint32_t reserved[6];
142};
143
144#endif /*_UAPI_MDSS_ROTATOR_H_*/