| /* |
| * Copyright 2017 The Chromium OS Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef CROS_GRALLOC_BUFFER_H |
| #define CROS_GRALLOC_BUFFER_H |
| |
| #include "../drv.h" |
| #include "cros_gralloc_helpers.h" |
| |
| class cros_gralloc_buffer |
| { |
| public: |
| cros_gralloc_buffer(uint32_t id, struct bo *acquire_bo, |
| struct cros_gralloc_handle *acquire_handle); |
| ~cros_gralloc_buffer(); |
| |
| uint32_t get_id() const; |
| |
| /* The new reference count is returned by both these functions. */ |
| int32_t increase_refcount(); |
| int32_t decrease_refcount(); |
| |
| int32_t lock(uint64_t flags, uint8_t *addr[DRV_MAX_PLANES]); |
| int32_t unlock(); |
| |
| private: |
| cros_gralloc_buffer(cros_gralloc_buffer const &); |
| cros_gralloc_buffer operator=(cros_gralloc_buffer const &); |
| |
| uint32_t id_; |
| struct bo *bo_; |
| struct cros_gralloc_handle *hnd_; |
| |
| int32_t refcount_; |
| int32_t lockcount_; |
| uint32_t num_planes_; |
| |
| struct map_info *lock_data_[DRV_MAX_PLANES]; |
| }; |
| |
| #endif |