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1 | /* drivers/gpu/drm/exynos/regs-rotator.h |
2 | * | |
3 | * Copyright (c) 2012 Samsung Electronics Co., Ltd. | |
4 | * http://www.samsung.com/ | |
5 | * | |
6 | * Register definition file for Samsung Rotator Interface (Rotator) driver | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
12 | ||
13 | #ifndef EXYNOS_REGS_ROTATOR_H | |
14 | #define EXYNOS_REGS_ROTATOR_H | |
15 | ||
16 | /* Configuration */ | |
17 | #define ROT_CONFIG 0x00 | |
18 | #define ROT_CONFIG_IRQ (3 << 8) | |
19 | ||
20 | /* Image Control */ | |
21 | #define ROT_CONTROL 0x10 | |
22 | #define ROT_CONTROL_PATTERN_WRITE (1 << 16) | |
23 | #define ROT_CONTROL_FMT_YCBCR420_2P (1 << 8) | |
24 | #define ROT_CONTROL_FMT_RGB888 (6 << 8) | |
25 | #define ROT_CONTROL_FMT_MASK (7 << 8) | |
26 | #define ROT_CONTROL_FLIP_VERTICAL (2 << 6) | |
27 | #define ROT_CONTROL_FLIP_HORIZONTAL (3 << 6) | |
28 | #define ROT_CONTROL_FLIP_MASK (3 << 6) | |
29 | #define ROT_CONTROL_ROT_90 (1 << 4) | |
30 | #define ROT_CONTROL_ROT_180 (2 << 4) | |
31 | #define ROT_CONTROL_ROT_270 (3 << 4) | |
32 | #define ROT_CONTROL_ROT_MASK (3 << 4) | |
33 | #define ROT_CONTROL_START (1 << 0) | |
34 | ||
35 | /* Status */ | |
36 | #define ROT_STATUS 0x20 | |
37 | #define ROT_STATUS_IRQ_PENDING(x) (1 << (x)) | |
38 | #define ROT_STATUS_IRQ(x) (((x) >> 8) & 0x3) | |
39 | #define ROT_STATUS_IRQ_VAL_COMPLETE 1 | |
40 | #define ROT_STATUS_IRQ_VAL_ILLEGAL 2 | |
41 | ||
42 | /* Buffer Address */ | |
43 | #define ROT_SRC_BUF_ADDR(n) (0x30 + ((n) << 2)) | |
44 | #define ROT_DST_BUF_ADDR(n) (0x50 + ((n) << 2)) | |
45 | ||
46 | /* Buffer Size */ | |
47 | #define ROT_SRC_BUF_SIZE 0x3c | |
48 | #define ROT_DST_BUF_SIZE 0x5c | |
49 | #define ROT_SET_BUF_SIZE_H(x) ((x) << 16) | |
50 | #define ROT_SET_BUF_SIZE_W(x) ((x) << 0) | |
51 | #define ROT_GET_BUF_SIZE_H(x) ((x) >> 16) | |
52 | #define ROT_GET_BUF_SIZE_W(x) ((x) & 0xffff) | |
53 | ||
54 | /* Crop Position */ | |
55 | #define ROT_SRC_CROP_POS 0x40 | |
56 | #define ROT_DST_CROP_POS 0x60 | |
57 | #define ROT_CROP_POS_Y(x) ((x) << 16) | |
58 | #define ROT_CROP_POS_X(x) ((x) << 0) | |
59 | ||
60 | /* Source Crop Size */ | |
61 | #define ROT_SRC_CROP_SIZE 0x44 | |
62 | #define ROT_SRC_CROP_SIZE_H(x) ((x) << 16) | |
63 | #define ROT_SRC_CROP_SIZE_W(x) ((x) << 0) | |
64 | ||
65 | /* Round to nearest aligned value */ | |
66 | #define ROT_ALIGN(x, align, mask) (((x) + (1 << ((align) - 1))) & (mask)) | |
67 | /* Minimum limit value */ | |
68 | #define ROT_MIN(min, mask) (((min) + ~(mask)) & (mask)) | |
69 | /* Maximum limit value */ | |
70 | #define ROT_MAX(max, mask) ((max) & (mask)) | |
71 | ||
72 | #endif /* EXYNOS_REGS_ROTATOR_H */ | |
73 |