2 * Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
3 * Use of this source code is governed by a BSD-style license that can be
4 * found in the LICENSE file.
18 size_t gbm_num_planes_from_format(uint32_t format)
20 if (format == GBM_BO_FORMAT_XRGB8888)
21 format = GBM_FORMAT_XRGB8888;
22 if (format == GBM_BO_FORMAT_ARGB8888)
23 format = GBM_FORMAT_ARGB8888;
31 case GBM_FORMAT_RGB332:
32 case GBM_FORMAT_BGR233:
33 case GBM_FORMAT_XRGB4444:
34 case GBM_FORMAT_XBGR4444:
35 case GBM_FORMAT_RGBX4444:
36 case GBM_FORMAT_BGRX4444:
37 case GBM_FORMAT_ARGB4444:
38 case GBM_FORMAT_ABGR4444:
39 case GBM_FORMAT_RGBA4444:
40 case GBM_FORMAT_BGRA4444:
41 case GBM_FORMAT_XRGB1555:
42 case GBM_FORMAT_XBGR1555:
43 case GBM_FORMAT_RGBX5551:
44 case GBM_FORMAT_BGRX5551:
45 case GBM_FORMAT_ARGB1555:
46 case GBM_FORMAT_ABGR1555:
47 case GBM_FORMAT_RGBA5551:
48 case GBM_FORMAT_BGRA5551:
49 case GBM_FORMAT_RGB565:
50 case GBM_FORMAT_BGR565:
55 case GBM_FORMAT_RGB888:
56 case GBM_FORMAT_BGR888:
57 case GBM_FORMAT_XRGB8888:
58 case GBM_FORMAT_XBGR8888:
59 case GBM_FORMAT_RGBX8888:
60 case GBM_FORMAT_BGRX8888:
61 case GBM_FORMAT_ARGB8888:
62 case GBM_FORMAT_ABGR8888:
63 case GBM_FORMAT_RGBA8888:
64 case GBM_FORMAT_BGRA8888:
65 case GBM_FORMAT_XRGB2101010:
66 case GBM_FORMAT_XBGR2101010:
67 case GBM_FORMAT_RGBX1010102:
68 case GBM_FORMAT_BGRX1010102:
69 case GBM_FORMAT_ARGB2101010:
70 case GBM_FORMAT_ABGR2101010:
71 case GBM_FORMAT_RGBA1010102:
72 case GBM_FORMAT_BGRA1010102:
79 fprintf(stderr, "minigbm: UNKNOWN FORMAT %d\n", format);
83 int gbm_bpp_from_format(uint32_t format)
85 if (format == GBM_BO_FORMAT_XRGB8888)
86 format = GBM_FORMAT_XRGB8888;
87 if (format == GBM_BO_FORMAT_ARGB8888)
88 format = GBM_FORMAT_ARGB8888;
94 case GBM_FORMAT_RGB332:
95 case GBM_FORMAT_BGR233:
101 case GBM_FORMAT_RG88:
102 case GBM_FORMAT_GR88:
103 case GBM_FORMAT_XRGB4444:
104 case GBM_FORMAT_XBGR4444:
105 case GBM_FORMAT_RGBX4444:
106 case GBM_FORMAT_BGRX4444:
107 case GBM_FORMAT_ARGB4444:
108 case GBM_FORMAT_ABGR4444:
109 case GBM_FORMAT_RGBA4444:
110 case GBM_FORMAT_BGRA4444:
111 case GBM_FORMAT_XRGB1555:
112 case GBM_FORMAT_XBGR1555:
113 case GBM_FORMAT_RGBX5551:
114 case GBM_FORMAT_BGRX5551:
115 case GBM_FORMAT_ARGB1555:
116 case GBM_FORMAT_ABGR1555:
117 case GBM_FORMAT_RGBA5551:
118 case GBM_FORMAT_BGRA5551:
119 case GBM_FORMAT_RGB565:
120 case GBM_FORMAT_BGR565:
121 case GBM_FORMAT_YUYV:
122 case GBM_FORMAT_YVYU:
123 case GBM_FORMAT_UYVY:
124 case GBM_FORMAT_VYUY:
127 case GBM_FORMAT_RGB888:
128 case GBM_FORMAT_BGR888:
131 case GBM_FORMAT_XRGB8888:
132 case GBM_FORMAT_XBGR8888:
133 case GBM_FORMAT_RGBX8888:
134 case GBM_FORMAT_BGRX8888:
135 case GBM_FORMAT_ARGB8888:
136 case GBM_FORMAT_ABGR8888:
137 case GBM_FORMAT_RGBA8888:
138 case GBM_FORMAT_BGRA8888:
139 case GBM_FORMAT_XRGB2101010:
140 case GBM_FORMAT_XBGR2101010:
141 case GBM_FORMAT_RGBX1010102:
142 case GBM_FORMAT_BGRX1010102:
143 case GBM_FORMAT_ARGB2101010:
144 case GBM_FORMAT_ABGR2101010:
145 case GBM_FORMAT_RGBA1010102:
146 case GBM_FORMAT_BGRA1010102:
147 case GBM_FORMAT_AYUV:
151 fprintf(stderr, "minigbm: UNKNOWN FORMAT %d\n", format);
155 int gbm_stride_from_format(uint32_t format, uint32_t width)
157 /* Only single-plane formats are supported */
158 assert(gbm_num_planes_from_format(format) == 1);
159 return DIV_ROUND_UP(width * gbm_bpp_from_format(format), 8);
162 int gbm_is_format_supported(struct gbm_bo *bo)
167 int gbm_dumb_bo_create(struct gbm_bo *bo, uint32_t width, uint32_t height,
168 uint32_t format, uint32_t flags)
170 struct drm_mode_create_dumb create_dumb;
173 /* Only single-plane formats are supported */
174 assert(gbm_num_planes_from_format(format) == 1);
176 memset(&create_dumb, 0, sizeof(create_dumb));
177 create_dumb.height = height;
178 create_dumb.width = width;
179 create_dumb.bpp = gbm_bpp_from_format(format);
180 create_dumb.flags = 0;
182 ret = drmIoctl(bo->gbm->fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_dumb);
184 fprintf(stderr, "minigbm: DRM_IOCTL_MODE_CREATE_DUMB failed\n");
188 bo->handles[0].u32 = create_dumb.handle;
190 bo->sizes[0] = create_dumb.size;
191 bo->strides[0] = create_dumb.pitch;
196 int gbm_dumb_bo_destroy(struct gbm_bo *bo)
198 struct drm_mode_destroy_dumb destroy_dumb;
201 memset(&destroy_dumb, 0, sizeof(destroy_dumb));
202 destroy_dumb.handle = bo->handles[0].u32;
204 ret = drmIoctl(bo->gbm->fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_dumb);
206 fprintf(stderr, "minigbm: DRM_IOCTL_MODE_DESTROY_DUMB failed "
207 "(handle=%x)\n", bo->handles[0].u32);
214 int gbm_gem_bo_destroy(struct gbm_bo *bo)
216 struct drm_gem_close gem_close;
220 for (plane = 0; plane < bo->num_planes; plane++) {
221 bool already_closed = false;
222 for (i = 1; i < plane && !already_closed; i++)
223 if (bo->handles[i-1].u32 == bo->handles[plane].u32)
224 already_closed = true;
228 memset(&gem_close, 0, sizeof(gem_close));
229 gem_close.handle = bo->handles[plane].u32;
231 ret = drmIoctl(bo->gbm->fd, DRM_IOCTL_GEM_CLOSE, &gem_close);
233 fprintf(stderr, "minigbm: DRM_IOCTL_GEM_CLOSE failed "
234 "(handle=%x) error %d\n",
235 bo->handles[plane].u32, ret);