diff options
Diffstat (limited to 'omap/omap_drm.h')
-rw-r--r-- | omap/omap_drm.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/omap/omap_drm.h b/omap/omap_drm.h new file mode 100644 index 00000000..f277ceae --- /dev/null +++ b/omap/omap_drm.h | |||
@@ -0,0 +1,125 @@ | |||
1 | /* | ||
2 | * include/drm/omap_drm.h | ||
3 | * | ||
4 | * Copyright (C) 2011 Texas Instruments | ||
5 | * Author: Rob Clark <rob@ti.com> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify it | ||
8 | * under the terms of the GNU General Public License version 2 as published by | ||
9 | * the Free Software Foundation. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, but WITHOUT | ||
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
14 | * more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License along with | ||
17 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
18 | */ | ||
19 | |||
20 | #ifndef __OMAP_DRM_H__ | ||
21 | #define __OMAP_DRM_H__ | ||
22 | |||
23 | #include "drm.h" | ||
24 | |||
25 | /* Please note that modifications to all structs defined here are | ||
26 | * subject to backwards-compatibility constraints. | ||
27 | */ | ||
28 | |||
29 | #define OMAP_PARAM_CHIPSET_ID 1 /* ie. 0x3430, 0x4430, etc */ | ||
30 | |||
31 | struct drm_omap_param { | ||
32 | uint64_t param; /* in */ | ||
33 | uint64_t value; /* in (set_param), out (get_param) */ | ||
34 | }; | ||
35 | |||
36 | struct drm_omap_get_base { | ||
37 | char plugin_name[64]; /* in */ | ||
38 | uint32_t ioctl_base; /* out */ | ||
39 | uint32_t __pad; | ||
40 | }; | ||
41 | |||
42 | #define OMAP_BO_SCANOUT 0x00000001 /* scanout capable (phys contiguous) */ | ||
43 | #define OMAP_BO_CACHE_MASK 0x00000006 /* cache type mask, see cache modes */ | ||
44 | #define OMAP_BO_TILED_MASK 0x00000f00 /* tiled mapping mask, see tiled modes */ | ||
45 | |||
46 | /* cache modes */ | ||
47 | #define OMAP_BO_CACHED 0x00000000 /* default */ | ||
48 | #define OMAP_BO_WC 0x00000002 /* write-combine */ | ||
49 | #define OMAP_BO_UNCACHED 0x00000004 /* strongly-ordered (uncached) */ | ||
50 | |||
51 | /* tiled modes */ | ||
52 | #define OMAP_BO_TILED_8 0x00000100 | ||
53 | #define OMAP_BO_TILED_16 0x00000200 | ||
54 | #define OMAP_BO_TILED_32 0x00000300 | ||
55 | #define OMAP_BO_TILED (OMAP_BO_TILED_8 | OMAP_BO_TILED_16 | OMAP_BO_TILED_32) | ||
56 | |||
57 | union omap_gem_size { | ||
58 | uint32_t bytes; /* (for non-tiled formats) */ | ||
59 | struct { | ||
60 | uint16_t width; | ||
61 | uint16_t height; | ||
62 | } tiled; /* (for tiled formats) */ | ||
63 | }; | ||
64 | |||
65 | struct drm_omap_gem_new { | ||
66 | union omap_gem_size size; /* in */ | ||
67 | uint32_t flags; /* in */ | ||
68 | uint32_t handle; /* out */ | ||
69 | uint32_t __pad; | ||
70 | }; | ||
71 | |||
72 | /* mask of operations: */ | ||
73 | enum omap_gem_op { | ||
74 | OMAP_GEM_READ = 0x01, | ||
75 | OMAP_GEM_WRITE = 0x02, | ||
76 | }; | ||
77 | |||
78 | struct drm_omap_gem_cpu_prep { | ||
79 | uint32_t handle; /* buffer handle (in) */ | ||
80 | uint32_t op; /* mask of omap_gem_op (in) */ | ||
81 | }; | ||
82 | |||
83 | struct drm_omap_gem_cpu_fini { | ||
84 | uint32_t handle; /* buffer handle (in) */ | ||
85 | uint32_t op; /* mask of omap_gem_op (in) */ | ||
86 | /* TODO maybe here we pass down info about what regions are touched | ||
87 | * by sw so we can be clever about cache ops? For now a placeholder, | ||
88 | * set to zero and we just do full buffer flush.. | ||
89 | */ | ||
90 | uint32_t nregions; | ||
91 | uint32_t __pad; | ||
92 | }; | ||
93 | |||
94 | struct drm_omap_gem_info { | ||
95 | uint32_t handle; /* buffer handle (in) */ | ||
96 | uint32_t pad; | ||
97 | uint64_t offset; /* mmap offset (out) */ | ||
98 | /* note: in case of tiled buffers, the user virtual size can be | ||
99 | * different from the physical size (ie. how many pages are needed | ||
100 | * to back the object) which is returned in DRM_IOCTL_GEM_OPEN.. | ||
101 | * This size here is the one that should be used if you want to | ||
102 | * mmap() the buffer: | ||
103 | */ | ||
104 | uint32_t size; /* virtual size for mmap'ing (out) */ | ||
105 | uint32_t __pad; | ||
106 | }; | ||
107 | |||
108 | #define DRM_OMAP_GET_PARAM 0x00 | ||
109 | #define DRM_OMAP_SET_PARAM 0x01 | ||
110 | #define DRM_OMAP_GET_BASE 0x02 | ||
111 | #define DRM_OMAP_GEM_NEW 0x03 | ||
112 | #define DRM_OMAP_GEM_CPU_PREP 0x04 | ||
113 | #define DRM_OMAP_GEM_CPU_FINI 0x05 | ||
114 | #define DRM_OMAP_GEM_INFO 0x06 | ||
115 | #define DRM_OMAP_NUM_IOCTLS 0x07 | ||
116 | |||
117 | #define DRM_IOCTL_OMAP_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GET_PARAM, struct drm_omap_param) | ||
118 | #define DRM_IOCTL_OMAP_SET_PARAM DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_SET_PARAM, struct drm_omap_param) | ||
119 | #define DRM_IOCTL_OMAP_GET_BASE DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GET_BASE, struct drm_omap_get_base) | ||
120 | #define DRM_IOCTL_OMAP_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GEM_NEW, struct drm_omap_gem_new) | ||
121 | #define DRM_IOCTL_OMAP_GEM_CPU_PREP DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_GEM_CPU_PREP, struct drm_omap_gem_cpu_prep) | ||
122 | #define DRM_IOCTL_OMAP_GEM_CPU_FINI DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_GEM_CPU_FINI, struct drm_omap_gem_cpu_fini) | ||
123 | #define DRM_IOCTL_OMAP_GEM_INFO DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GEM_INFO, struct drm_omap_gem_info) | ||
124 | |||
125 | #endif /* __OMAP_DRM_H__ */ | ||