2 * Copyright 2016 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.
13 #include <sys/types.h>
14 #include <stdatomic.h>
19 #define ATOMIC_LOCK(X) \
20 while (atomic_flag_test_and_set(X)) { \
23 #define ATOMIC_UNLOCK(X) \
26 #define ATOMIC_LOCK(X) ((void)0)
27 #define ATOMIC_UNLOCK(X) ((void)0)
37 union bo_handle handles[DRV_MAX_PLANES];
38 uint32_t offsets[DRV_MAX_PLANES];
39 uint32_t sizes[DRV_MAX_PLANES];
40 uint32_t strides[DRV_MAX_PLANES];
41 uint64_t format_modifiers[DRV_MAX_PLANES];
53 struct format_metadata {
61 struct format_metadata metadata;
66 struct combination *data;
73 struct backend *backend;
77 struct combinations combos;
78 atomic_flag driver_lock;
83 int (*init)(struct driver *drv);
84 void (*close)(struct driver *drv);
85 int (*bo_create)(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
87 int (*bo_create_with_modifiers)(struct bo *bo, uint32_t width, uint32_t height,
88 uint32_t format, const uint64_t *modifiers, uint32_t count);
89 int (*bo_destroy)(struct bo *bo);
90 int (*bo_import)(struct bo *bo, struct drv_import_fd_data *data);
91 void *(*bo_map)(struct bo *bo, struct map_info *data, size_t plane, uint32_t map_flags);
92 int (*bo_unmap)(struct bo *bo, struct map_info *data);
93 int (*bo_invalidate)(struct bo *bo, struct map_info *data);
94 int (*bo_flush)(struct bo *bo, struct map_info *data);
95 uint32_t (*resolve_format)(uint32_t format, uint64_t use_flags);
99 #define BO_USE_RENDER_MASK BO_USE_LINEAR | BO_USE_PROTECTED | BO_USE_RENDERING | \
100 BO_USE_RENDERSCRIPT | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN | \
101 BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY | BO_USE_TEXTURE
103 #define BO_USE_TEXTURE_MASK BO_USE_LINEAR | BO_USE_PROTECTED | BO_USE_RENDERSCRIPT | \
104 BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN | \
105 BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY | BO_USE_TEXTURE
107 #define LINEAR_METADATA (struct format_metadata) { 0, 1, DRM_FORMAT_MOD_NONE }