#define VC4_BUFMGR_H
#include <stdint.h>
+#include "util/u_hash_table.h"
#include "util/u_inlines.h"
#include "vc4_qir.h"
uint32_t handle;
uint32_t size;
-#ifdef USE_VC4_SIMULATOR
- void *simulator_winsys_map;
- uint32_t simulator_winsys_stride;
-#endif
+ /* This will be read/written by multiple threads without a lock -- you
+ * should take a snapshot and use it to see if you happen to be in the
+ * CL's handles at this position, to make most lookups O(1). It's
+ * volatile to make sure that the compiler doesn't emit multiple loads
+ * from the address, which would make the lookup racy.
+ */
+ volatile uint32_t last_hindex;
/** Entry in the linked list of buffers freed, by age. */
struct list_head time_list;
uint32_t size);
void vc4_bo_last_unreference(struct vc4_bo *bo);
void vc4_bo_last_unreference_locked_timed(struct vc4_bo *bo, time_t time);
-struct vc4_bo *vc4_bo_open_name(struct vc4_screen *screen, uint32_t name,
- uint32_t winsys_stride);
-struct vc4_bo *vc4_bo_open_dmabuf(struct vc4_screen *screen, int fd,
- uint32_t winsys_stride);
+struct vc4_bo *vc4_bo_open_name(struct vc4_screen *screen, uint32_t name);
+struct vc4_bo *vc4_bo_open_dmabuf(struct vc4_screen *screen, int fd);
bool vc4_bo_flink(struct vc4_bo *bo, uint32_t *name);
int vc4_bo_get_dmabuf(struct vc4_bo *bo);
-static inline void
-vc4_bo_set_reference(struct vc4_bo **old_bo, struct vc4_bo *new_bo)
-{
- if (pipe_reference(&(*old_bo)->reference, &new_bo->reference))
- vc4_bo_last_unreference(*old_bo);
- *old_bo = new_bo;
-}
-
+void vc4_bo_debug_describe(char* buf, const struct vc4_bo *ptr);
static inline struct vc4_bo *
vc4_bo_reference(struct vc4_bo *bo)
{
- pipe_reference(NULL, &bo->reference);
+ pipe_reference_described(NULL, &bo->reference,
+ (debug_reference_descriptor)
+ vc4_bo_debug_describe);
return bo;
}
static inline void
vc4_bo_unreference(struct vc4_bo **bo)
{
+ struct vc4_screen *screen;
if (!*bo)
return;
- if (pipe_reference(&(*bo)->reference, NULL))
- vc4_bo_last_unreference(*bo);
+ if ((*bo)->private) {
+ /* Avoid the mutex for private BOs */
+ if (pipe_reference_described(&(*bo)->reference, NULL,
+ (debug_reference_descriptor)
+ vc4_bo_debug_describe)) {
+ vc4_bo_last_unreference(*bo);
+ }
+ } else {
+ screen = (*bo)->screen;
+ mtx_lock(&screen->bo_handles_mutex);
+
+ if (pipe_reference_described(&(*bo)->reference, NULL,
+ (debug_reference_descriptor)
+ vc4_bo_debug_describe)) {
+ util_hash_table_remove(screen->bo_handles,
+ (void *)(uintptr_t)(*bo)->handle);
+ vc4_bo_last_unreference(*bo);
+ }
+
+ mtx_unlock(&screen->bo_handles_mutex);
+ }
+
*bo = NULL;
}
if (!*bo)
return;
- if (pipe_reference(&(*bo)->reference, NULL))
+ if (pipe_reference_described(&(*bo)->reference, NULL,
+ (debug_reference_descriptor)
+ vc4_bo_debug_describe)) {
vc4_bo_last_unreference_locked_timed(*bo, time);
+ }
*bo = NULL;
}
vc4_wait_seqno(struct vc4_screen *screen, uint64_t seqno, uint64_t timeout_ns,
const char *reason);
+void
+vc4_bo_label(struct vc4_screen *screen, struct vc4_bo *bo, const char *fmt, ...);
+
void
vc4_bufmgr_destroy(struct pipe_screen *pscreen);