| /* |
| * Copyright 2016 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 DRV_PRIV_H |
| #define DRV_PRIV_H |
| |
| #include <pthread.h> |
| #include <stdint.h> |
| #include <stdlib.h> |
| #include <sys/types.h> |
| |
| #include "drv.h" |
| |
| struct bo { |
| struct driver *drv; |
| uint32_t width; |
| uint32_t height; |
| uint32_t format; |
| uint32_t tiling; |
| size_t num_planes; |
| union bo_handle handles[DRV_MAX_PLANES]; |
| uint32_t offsets[DRV_MAX_PLANES]; |
| uint32_t sizes[DRV_MAX_PLANES]; |
| uint32_t strides[DRV_MAX_PLANES]; |
| uint64_t format_modifiers[DRV_MAX_PLANES]; |
| uint64_t flags; |
| size_t total_size; |
| void *priv; |
| }; |
| |
| struct kms_item { |
| uint32_t format; |
| uint64_t modifier; |
| uint64_t usage; |
| }; |
| |
| struct format_metadata { |
| uint32_t priority; |
| uint32_t tiling; |
| uint64_t modifier; |
| }; |
| |
| struct combination { |
| uint32_t format; |
| struct format_metadata metadata; |
| uint64_t usage; |
| }; |
| |
| struct combinations { |
| struct combination *data; |
| uint32_t size; |
| uint32_t allocations; |
| }; |
| |
| struct driver { |
| int fd; |
| struct backend *backend; |
| void *priv; |
| void *buffer_table; |
| void *map_table; |
| struct combinations combos; |
| pthread_mutex_t driver_lock; |
| }; |
| |
| struct backend { |
| char *name; |
| int (*init)(struct driver *drv); |
| void (*close)(struct driver *drv); |
| int (*bo_create)(struct bo *bo, uint32_t width, uint32_t height, uint32_t format, |
| uint32_t flags); |
| int (*bo_create_with_modifiers)(struct bo *bo, uint32_t width, uint32_t height, |
| uint32_t format, const uint64_t *modifiers, uint32_t count); |
| int (*bo_destroy)(struct bo *bo); |
| int (*bo_import)(struct bo *bo, struct drv_import_fd_data *data); |
| void *(*bo_map)(struct bo *bo, struct map_info *data, size_t plane, int prot); |
| int (*bo_unmap)(struct bo *bo, struct map_info *data); |
| uint32_t (*resolve_format)(uint32_t format, uint64_t usage); |
| }; |
| |
| // clang-format off |
| #define BO_USE_RENDER_MASK BO_USE_LINEAR | BO_USE_RENDERING | BO_USE_RENDERSCRIPT | \ |
| BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN | BO_USE_SW_READ_RARELY | \ |
| BO_USE_SW_WRITE_RARELY | BO_USE_TEXTURE |
| |
| #define BO_USE_TEXTURE_MASK BO_USE_LINEAR | BO_USE_RENDERSCRIPT | BO_USE_SW_READ_OFTEN | \ |
| BO_USE_SW_WRITE_OFTEN | BO_USE_SW_READ_RARELY | \ |
| BO_USE_SW_WRITE_RARELY | BO_USE_TEXTURE |
| |
| #define LINEAR_METADATA (struct format_metadata) { 0, 1, DRM_FORMAT_MOD_NONE } |
| // clang-format on |
| |
| #endif |