2 * Copyright 2017 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.
7 #ifndef CROS_GRALLOC_BUFFER_H
8 #define CROS_GRALLOC_BUFFER_H
11 #include "cros_gralloc_helpers.h"
13 class cros_gralloc_buffer
16 cros_gralloc_buffer(uint32_t id, struct bo *acquire_bo,
17 struct cros_gralloc_handle *acquire_handle);
18 ~cros_gralloc_buffer();
20 uint32_t get_id() const;
22 /* The new reference count is returned by both these functions. */
23 int32_t increase_refcount();
24 int32_t decrease_refcount();
26 int32_t lock(const struct rectangle *rect, uint32_t map_flags,
27 uint8_t *addr[DRV_MAX_PLANES]);
31 cros_gralloc_buffer(cros_gralloc_buffer const &);
32 cros_gralloc_buffer operator=(cros_gralloc_buffer const &);
36 struct cros_gralloc_handle *hnd_;
42 struct mapping *lock_data_[DRV_MAX_PLANES];