blob: 315845480147fdce371ed36e0a06c45a63c07890 [file] [log] [blame]
* 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.
#include "cros_gralloc_helpers.h"
class cros_gralloc_buffer
cros_gralloc_buffer(uint32_t id, struct bo *acquire_bo,
struct cros_gralloc_handle *acquire_handle, int32_t reserved_region_fd,
uint64_t reserved_region_size);
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(const struct rectangle *rect, uint32_t map_flags,
uint8_t *addr[DRV_MAX_PLANES]);
int32_t unlock();
int32_t resource_info(uint32_t strides[DRV_MAX_PLANES], uint32_t offsets[DRV_MAX_PLANES],
uint64_t *format_modifier);
int32_t invalidate();
int32_t flush();
int32_t get_reserved_region(void **reserved_region_addr, uint64_t *reserved_region_size);
cros_gralloc_buffer(cros_gralloc_buffer const &);
cros_gralloc_buffer operator=(cros_gralloc_buffer const &);
uint32_t id_;
struct bo *bo_;
/* Note: this will be nullptr for imported/retained buffers. */
struct cros_gralloc_handle *hnd_;
int32_t refcount_;
int32_t lockcount_;
uint32_t num_planes_;
struct mapping *lock_data_[DRV_MAX_PLANES];
/* Optional additional shared memory region attached to some gralloc buffers. */
int32_t reserved_region_fd_;
uint64_t reserved_region_size_;
void *reserved_region_addr_;