*/
#include "pipe/p_context.h"
+#include "pipe/p_inlines.h"
#include "nv50_context.h"
+struct nv50_query {
+ struct nouveau_bo *bo;
+ unsigned type;
+ boolean ready;
+ uint64_t result;
+};
+
+static INLINE struct nv50_query *
+nv50_query(struct pipe_query *pipe)
+{
+ return (struct nv50_query *)pipe;
+}
+
static struct pipe_query *
nv50_query_create(struct pipe_context *pipe, unsigned type)
{
- NOUVEAU_ERR("unimplemented\n");
- return NULL;
+ struct nouveau_device *dev = nouveau_screen(pipe->screen)->device;
+ struct nv50_query *q = CALLOC_STRUCT(nv50_query);
+ int ret;
+
+ assert (q->type == PIPE_QUERY_OCCLUSION_COUNTER);
+ q->type = type;
+
+ ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 256,
+ 16, &q->bo);
+ if (ret) {
+ FREE(q);
+ return NULL;
+ }
+
+ return (struct pipe_query *)q;
}
static void
-nv50_query_destroy(struct pipe_context *pipe, struct pipe_query *q)
+nv50_query_destroy(struct pipe_context *pipe, struct pipe_query *pq)
{
- NOUVEAU_ERR("unimplemented\n");
+ struct nv50_query *q = nv50_query(pq);
+
+ if (q) {
+ nouveau_bo_ref(NULL, &q->bo);
+ FREE(q);
+ }
}
static void
-nv50_query_begin(struct pipe_context *pipe, struct pipe_query *q)
+nv50_query_begin(struct pipe_context *pipe, struct pipe_query *pq)
{
- NOUVEAU_ERR("unimplemented\n");
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_grobj *tesla = nv50->screen->tesla;
+ struct nv50_query *q = nv50_query(pq);
+
+ BEGIN_RING(chan, tesla, NV50TCL_SAMPLECNT_RESET, 1);
+ OUT_RING (chan, 1);
+ BEGIN_RING(chan, tesla, NV50TCL_SAMPLECNT_ENABLE, 1);
+ OUT_RING (chan, 1);
+
+ q->ready = FALSE;
}
static void
-nv50_query_end(struct pipe_context *pipe, struct pipe_query *q)
+nv50_query_end(struct pipe_context *pipe, struct pipe_query *pq)
{
- NOUVEAU_ERR("unimplemented\n");
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_grobj *tesla = nv50->screen->tesla;
+ struct nv50_query *q = nv50_query(pq);
+
+ MARK_RING (chan, 5, 2); /* flush on lack of space or relocs */
+ BEGIN_RING(chan, tesla, NV50TCL_QUERY_ADDRESS_HIGH, 4);
+ OUT_RELOCh(chan, q->bo, 0, NOUVEAU_BO_GART | NOUVEAU_BO_WR);
+ OUT_RELOCl(chan, q->bo, 0, NOUVEAU_BO_GART | NOUVEAU_BO_WR);
+ OUT_RING (chan, 0x00000000);
+ OUT_RING (chan, 0x0100f002);
+
+ BEGIN_RING(chan, tesla, NV50TCL_SAMPLECNT_ENABLE, 1);
+ OUT_RING (chan, 0);
}
static boolean
-nv50_query_result(struct pipe_context *pipe, struct pipe_query *q,
- boolean wait, uint64 *result)
+nv50_query_result(struct pipe_context *pipe, struct pipe_query *pq,
+ boolean wait, uint64_t *result)
+{
+ struct nv50_query *q = nv50_query(pq);
+ int ret;
+
+ if (!q->ready) {
+ ret = nouveau_bo_map(q->bo, NOUVEAU_BO_RD |
+ (wait ? 0 : NOUVEAU_BO_NOWAIT));
+ if (ret)
+ return false;
+ q->result = ((uint32_t *)q->bo->map)[1];
+ q->ready = TRUE;
+ nouveau_bo_unmap(q->bo);
+ }
+
+ *result = q->result;
+ return q->ready;
+}
+
+static void
+nv50_render_condition(struct pipe_context *pipe,
+ struct pipe_query *pq, uint mode)
{
- NOUVEAU_ERR("unimplemented\n");
- *result = 0xdeadcafe;
- return TRUE;
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_grobj *tesla = nv50->screen->tesla;
+ struct nv50_query *q;
+
+ if (!pq) {
+ BEGIN_RING(chan, tesla, NV50TCL_COND_MODE, 1);
+ OUT_RING (chan, NV50TCL_COND_MODE_ALWAYS);
+ return;
+ }
+ q = nv50_query(pq);
+
+ if (mode == PIPE_RENDER_COND_WAIT ||
+ mode == PIPE_RENDER_COND_BY_REGION_WAIT) {
+ /* XXX: big fence, FIFO semaphore might be better */
+ BEGIN_RING(chan, tesla, 0x0110, 1);
+ OUT_RING (chan, 0);
+ }
+
+ BEGIN_RING(chan, tesla, NV50TCL_COND_ADDRESS_HIGH, 3);
+ OUT_RELOCh(chan, q->bo, 0, NOUVEAU_BO_GART | NOUVEAU_BO_RD);
+ OUT_RELOCl(chan, q->bo, 0, NOUVEAU_BO_GART | NOUVEAU_BO_RD);
+ OUT_RING (chan, NV50TCL_COND_MODE_RES);
}
void
nv50->pipe.begin_query = nv50_query_begin;
nv50->pipe.end_query = nv50_query_end;
nv50->pipe.get_query_result = nv50_query_result;
+ nv50->pipe.render_condition = nv50_render_condition;
}