mesa/src/gallium/drivers/crocus/crocus_fine_fence.c

86 lines
2.4 KiB
C

#include "crocus_context.h"
#include "crocus_fine_fence.h"
#include "util/u_upload_mgr.h"
static void
crocus_fine_fence_reset(struct crocus_batch *batch)
{
u_upload_alloc(batch->fine_fences.uploader,
0, sizeof(uint64_t), sizeof(uint64_t),
&batch->fine_fences.ref.offset, &batch->fine_fences.ref.res,
(void **)&batch->fine_fences.map);
WRITE_ONCE(*batch->fine_fences.map, 0);
batch->fine_fences.next++;
}
void
crocus_fine_fence_init(struct crocus_batch *batch)
{
batch->fine_fences.ref.res = NULL;
batch->fine_fences.next = 0;
if (batch_has_fine_fence(batch))
crocus_fine_fence_reset(batch);
}
static uint32_t
crocus_fine_fence_next(struct crocus_batch *batch)
{
if (!batch_has_fine_fence(batch))
return UINT32_MAX;
uint32_t seqno = batch->fine_fences.next++;
if (batch->fine_fences.next == 0)
crocus_fine_fence_reset(batch);
return seqno;
}
void
crocus_fine_fence_destroy(struct crocus_screen *screen,
struct crocus_fine_fence *fine)
{
crocus_syncobj_reference(screen, &fine->syncobj, NULL);
pipe_resource_reference(&fine->ref.res, NULL);
free(fine);
}
struct crocus_fine_fence *
crocus_fine_fence_new(struct crocus_batch *batch, unsigned flags)
{
struct crocus_fine_fence *fine = calloc(1, sizeof(*fine));
if (!fine)
return NULL;
pipe_reference_init(&fine->reference, 1);
fine->seqno = crocus_fine_fence_next(batch);
crocus_syncobj_reference(batch->screen, &fine->syncobj,
crocus_batch_get_signal_syncobj(batch));
if (!batch_has_fine_fence(batch))
return fine;
pipe_resource_reference(&fine->ref.res, batch->fine_fences.ref.res);
fine->ref.offset = batch->fine_fences.ref.offset;
fine->map = batch->fine_fences.map;
fine->flags = flags;
unsigned pc;
if (flags & CROCUS_FENCE_TOP_OF_PIPE) {
pc = PIPE_CONTROL_WRITE_IMMEDIATE | PIPE_CONTROL_CS_STALL;
} else {
pc = PIPE_CONTROL_WRITE_IMMEDIATE |
PIPE_CONTROL_RENDER_TARGET_FLUSH |
PIPE_CONTROL_TILE_CACHE_FLUSH |
PIPE_CONTROL_DEPTH_CACHE_FLUSH |
PIPE_CONTROL_DATA_CACHE_FLUSH;
}
crocus_emit_pipe_control_write(batch, "fence: fine", pc,
crocus_resource_bo(fine->ref.res),
fine->ref.offset,
fine->seqno);
return fine;
}