diff options
Diffstat (limited to 'src/mesa/pipe/nv30/nv30_query.c')
-rw-r--r-- | src/mesa/pipe/nv30/nv30_query.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/mesa/pipe/nv30/nv30_query.c b/src/mesa/pipe/nv30/nv30_query.c new file mode 100644 index 0000000000..71fdcfa24d --- /dev/null +++ b/src/mesa/pipe/nv30/nv30_query.c @@ -0,0 +1,113 @@ +#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(); +} + +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; +} |