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.
12 size_t drv_num_planes_from_format(uint32_t format);
13 int drv_bpp_from_format(uint32_t format, size_t plane);
14 int drv_stride_from_format(uint32_t format, uint32_t width, size_t plane);
15 int drv_bo_from_format(struct bo *bo, uint32_t width, uint32_t height,
17 int drv_dumb_bo_create(struct bo *bo, uint32_t width, uint32_t height,
18 uint32_t format, uint32_t flags);
19 int drv_dumb_bo_destroy(struct bo *bo);
20 int drv_gem_bo_destroy(struct bo *bo);
21 void *drv_dumb_bo_map(struct bo *bo, struct map_info *data, size_t plane);
22 uintptr_t drv_get_reference_count(struct driver *drv, struct bo *bo,
24 void drv_increment_reference_count(struct driver *drv, struct bo *bo,
26 void drv_decrement_reference_count(struct driver *drv, struct bo *bo,
28 uint32_t drv_num_buffers_per_bo(struct bo *bo);
29 uint32_t drv_log_base2(uint32_t value);