#ifndef DRV_PRIV_H
#define DRV_PRIV_H
-#include <pthread.h>
+
#include <stdint.h>
#include <stdlib.h>
#include <sys/types.h>
+#include <stdatomic.h>
#include "drv.h"
+#ifndef DISABLE_LOCK
+#define ATOMIC_LOCK(X) \
+while (atomic_flag_test_and_set(X)) { \
+ }
+
+#define ATOMIC_UNLOCK(X) \
+ atomic_flag_clear(X);
+#else
+#define ATOMIC_LOCK(X) ((void)0)
+#define ATOMIC_UNLOCK(X) ((void)0)
+#endif
+
struct bo {
struct driver *drv;
uint32_t width;
uint32_t sizes[DRV_MAX_PLANES];
uint32_t strides[DRV_MAX_PLANES];
uint64_t format_modifiers[DRV_MAX_PLANES];
+ uint64_t use_flags;
size_t total_size;
void *priv;
};
-struct driver {
- int fd;
- struct backend *backend;
- void *priv;
- void *buffer_table;
- void *map_table;
- pthread_mutex_t driver_lock;
-};
-
struct kms_item {
uint32_t format;
uint64_t modifier;
- uint64_t usage;
+ uint64_t use_flags;
};
struct format_metadata {
struct combination {
uint32_t format;
struct format_metadata metadata;
- uint64_t usage;
+ uint64_t use_flags;
};
struct combinations {
uint32_t allocations;
};
+struct driver {
+ int fd;
+ struct backend *backend;
+ void *priv;
+ void *buffer_table;
+ void *map_table;
+ struct combinations combos;
+ atomic_flag 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);
+ uint64_t use_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);
+ void *(*bo_map)(struct bo *bo, struct map_info *data, size_t plane, uint32_t map_flags);
int (*bo_unmap)(struct bo *bo, struct map_info *data);
- uint32_t (*resolve_format)(uint32_t format, uint64_t usage);
- struct combinations combos;
+ int (*bo_invalidate)(struct bo *bo, struct map_info *data);
+ int (*bo_flush)(struct bo *bo, struct map_info *data);
+ uint32_t (*resolve_format)(uint32_t format, uint64_t use_flags);
};
// clang-format off
-#define BO_USE_RENDER_MASK BO_USE_LINEAR | BO_USE_RENDERING | 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_RENDER_MASK BO_USE_LINEAR | BO_USE_PROTECTED | 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_PROTECTED | 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_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN | \
- BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY | BO_USE_TEXTURE
+#define BO_USE_SW_MASK BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN | \
+ BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY
#define LINEAR_METADATA (struct format_metadata) { 0, 1, DRM_FORMAT_MOD_NONE }
// clang-format on