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#include "pipe/p_context.h"
#include "nv40_context.h"
#include "nv40_dma.h"
/*XXX: Maybe go notifier per-query one day? not sure if PRAMIN space is
* plentiful enough however.. */
struct nv40_query {
unsigned type;
int id;
};
#define nv40_query(o) ((struct nv40_query *)(o))
static struct pipe_query *
nv40_query_create(struct pipe_context *pipe, unsigned query_type)
{
struct nv40_context *nv40 = nv40_context(pipe);
struct nv40_query *nv40query;
int id;
for (id = 0; id < nv40->num_query_objects; id++) {
if (nv40->query_objects[id] == 0)
break;
}
if (id == nv40->num_query_objects)
return NULL;
nv40->query_objects[id] = TRUE;
nv40query = malloc(sizeof(struct nv40_query));
nv40query->type = query_type;
nv40query->id = id;
return (struct pipe_query *)nv40query;
}
static void
nv40_query_destroy(struct pipe_context *pipe, struct pipe_query *q)
{
struct nv40_context *nv40 = nv40_context(pipe);
struct nv40_query *nv40query = nv40_query(q);
assert(nv40->query_objects[nv40query->id]);
nv40->query_objects[nv40query->id] = FALSE;
free(nv40query);
}
static void
nv40_query_begin(struct pipe_context *pipe, struct pipe_query *q)
{
struct nv40_context *nv40 = nv40_context(pipe);
struct nv40_query *nv40query = nv40_query(q);
assert(nv40query->type == PIPE_QUERY_OCCLUSION_COUNTER);
nv40->nvws->notifier_reset(nv40->query, nv40query->id);
BEGIN_RING(curie, NV40TCL_QUERY_RESET, 1);
OUT_RING (1);
BEGIN_RING(curie, NV40TCL_QUERY_UNK17CC, 1);
OUT_RING (1);
}
static void
nv40_query_end(struct pipe_context *pipe, struct pipe_query *q)
{
struct nv40_context *nv40 = (struct nv40_context *)pipe;
struct nv40_query *nv40query = nv40_query(q);
BEGIN_RING(curie, NV40TCL_QUERY_GET, 1);
OUT_RING ((0x01 << NV40TCL_QUERY_GET_UNK24_SHIFT) |
((nv40query->id * 32) << NV40TCL_QUERY_GET_OFFSET_SHIFT));
FIRE_RING();
}
static boolean
nv40_query_result(struct pipe_context *pipe, struct pipe_query *q,
boolean wait, uint64_t *result)
{
struct nv40_context *nv40 = (struct nv40_context *)pipe;
struct nv40_query *nv40query = nv40_query(q);
struct nouveau_winsys *nvws = nv40->nvws;
boolean status;
status = nvws->notifier_status(nv40->query, nv40query->id);
if (status != NV_NOTIFY_STATE_STATUS_COMPLETED) {
if (wait == FALSE)
return FALSE;
nvws->notifier_wait(nv40->query, nv40query->id,
NV_NOTIFY_STATE_STATUS_COMPLETED, 0);
}
*result = nvws->notifier_retval(nv40->query, nv40query->id);
return TRUE;
}
void
nv40_init_query_functions(struct nv40_context *nv40)
{
nv40->pipe.create_query = nv40_query_create;
nv40->pipe.destroy_query = nv40_query_destroy;
nv40->pipe.begin_query = nv40_query_begin;
nv40->pipe.end_query = nv40_query_end;
nv40->pipe.get_query_result = nv40_query_result;
}
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