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#include "pipe/p_context.h"
#include "pipe/p_util.h"
#include "nv30_context.h"
struct nv30_query {
struct nouveau_resource *object;
unsigned type;
boolean ready;
uint64_t result;
};
static inline struct nv30_query *
nv30_query(struct pipe_query *pipe)
{
return (struct nv30_query *)pipe;
}
static struct pipe_query *
nv30_query_create(struct pipe_context *pipe, unsigned query_type)
{
struct nv30_query *q;
q = CALLOC(1, sizeof(struct nv30_query));
q->type = query_type;
return (struct pipe_query *)q;
}
static void
nv30_query_destroy(struct pipe_context *pipe, struct pipe_query *pq)
{
struct nv30_context *nv30 = nv30_context(pipe);
struct nv30_query *q = nv30_query(pq);
if (q->object)
nv30->nvws->res_free(&q->object);
FREE(q);
}
static void
nv30_query_begin(struct pipe_context *pipe, struct pipe_query *pq)
{
struct nv30_context *nv30 = nv30_context(pipe);
struct nv30_query *q = nv30_query(pq);
assert(q->type == PIPE_QUERY_OCCLUSION_COUNTER);
if (nv30->nvws->res_alloc(nv30->query_heap, 1, NULL, &q->object))
assert(0);
nv30->nvws->notifier_reset(nv30->query, q->object->start);
BEGIN_RING(rankine, NV34TCL_QUERY_RESET, 1);
OUT_RING (1);
BEGIN_RING(rankine, NV34TCL_QUERY_UNK17CC, 1);
OUT_RING (1);
q->ready = FALSE;
}
static void
nv30_query_end(struct pipe_context *pipe, struct pipe_query *pq)
{
struct nv30_context *nv30 = nv30_context(pipe);
struct nv30_query *q = nv30_query(pq);
BEGIN_RING(rankine, NV34TCL_QUERY_GET, 1);
OUT_RING ((0x01 << NV34TCL_QUERY_GET_UNK24_SHIFT) |
((q->object->start * 32) << NV34TCL_QUERY_GET_OFFSET_SHIFT));
FIRE_RING(NULL);
}
static boolean
nv30_query_result(struct pipe_context *pipe, struct pipe_query *pq,
boolean wait, uint64 *result)
{
struct nv30_context *nv30 = nv30_context(pipe);
struct nv30_query *q = nv30_query(pq);
struct nouveau_winsys *nvws = nv30->nvws;
assert(q->object && q->type == PIPE_QUERY_OCCLUSION_COUNTER);
if (!q->ready) {
unsigned status;
status = nvws->notifier_status(nv30->query, q->object->start);
if (status != NV_NOTIFY_STATE_STATUS_COMPLETED) {
if (wait == FALSE)
return FALSE;
nvws->notifier_wait(nv30->query, q->object->start,
NV_NOTIFY_STATE_STATUS_COMPLETED,
0);
}
q->result = nvws->notifier_retval(nv30->query,
q->object->start);
q->ready = TRUE;
nvws->res_free(&q->object);
}
*result = q->result;
return TRUE;
}
void
nv30_init_query_functions(struct nv30_context *nv30)
{
nv30->pipe.create_query = nv30_query_create;
nv30->pipe.destroy_query = nv30_query_destroy;
nv30->pipe.begin_query = nv30_query_begin;
nv30->pipe.end_query = nv30_query_end;
nv30->pipe.get_query_result = nv30_query_result;
}
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