/*
- * Copyright 2008 Ben Skeggs
+ * Copyright 2011 Nouveau Project
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Christoph Bumiller
*/
-#include "pipe/p_context.h"
-#include "util/u_inlines.h"
+#define NV50_PUSH_EXPLICIT_SPACE_CHECKING
#include "nv50_context.h"
+#include "nouveau/nv_object.xml.h"
+
+/* XXX: Nested queries, and simultaneous queries on multiple gallium contexts
+ * (since we use only a single GPU channel per screen) will not work properly.
+ *
+ * The first is not that big of an issue because OpenGL does not allow nested
+ * queries anyway.
+ */
struct nv50_query {
- struct nouveau_bo *bo;
- unsigned type;
- boolean ready;
- uint64_t result;
+ uint32_t *data;
+ uint16_t type;
+ uint16_t index;
+ uint32_t sequence;
+ struct nouveau_bo *bo;
+ uint32_t base;
+ uint32_t offset; /* base + i * 16 */
+ boolean ready;
+ boolean flushed;
+ boolean is64bit;
+ struct nouveau_mm_allocation *mm;
};
+#define NV50_QUERY_ALLOC_SPACE 128
+
static INLINE struct nv50_query *
nv50_query(struct pipe_query *pipe)
{
- return (struct nv50_query *)pipe;
+ return (struct nv50_query *)pipe;
+}
+
+static boolean
+nv50_query_allocate(struct nv50_context *nv50, struct nv50_query *q, int size)
+{
+ struct nv50_screen *screen = nv50->screen;
+ int ret;
+
+ if (q->bo) {
+ nouveau_bo_ref(NULL, &q->bo);
+ if (q->mm) {
+ if (q->ready)
+ nouveau_mm_free(q->mm);
+ else
+ nouveau_fence_work(screen->base.fence.current, nouveau_mm_free_work,
+ q->mm);
+ }
+ }
+ if (size) {
+ q->mm = nouveau_mm_allocate(screen->base.mm_GART, size, &q->bo, &q->base);
+ if (!q->bo)
+ return FALSE;
+ q->offset = q->base;
+
+ ret = nouveau_bo_map(q->bo, 0, screen->base.client);
+ if (ret) {
+ nv50_query_allocate(nv50, q, 0);
+ return FALSE;
+ }
+ q->data = (uint32_t *)((uint8_t *)q->bo->map + q->base);
+ }
+ return TRUE;
+}
+
+static void
+nv50_query_destroy(struct pipe_context *pipe, struct pipe_query *pq)
+{
+ nv50_query_allocate(nv50_context(pipe), nv50_query(pq), 0);
+ FREE(nv50_query(pq));
}
static struct pipe_query *
nv50_query_create(struct pipe_context *pipe, unsigned type)
{
- struct nouveau_device *dev = nouveau_screen(pipe->screen)->device;
- struct nv50_query *q = CALLOC_STRUCT(nv50_query);
- int ret;
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nv50_query *q;
- assert (type == PIPE_QUERY_OCCLUSION_COUNTER);
- q->type = type;
+ q = CALLOC_STRUCT(nv50_query);
+ if (!q)
+ return NULL;
- ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 256,
- 16, &q->bo);
- if (ret) {
- FREE(q);
- return NULL;
- }
+ if (!nv50_query_allocate(nv50, q, NV50_QUERY_ALLOC_SPACE)) {
+ FREE(q);
+ return NULL;
+ }
- return (struct pipe_query *)q;
+ q->is64bit = (type == PIPE_QUERY_PRIMITIVES_GENERATED ||
+ type == PIPE_QUERY_PRIMITIVES_EMITTED ||
+ type == PIPE_QUERY_SO_STATISTICS);
+ q->type = type;
+
+ if (q->type == PIPE_QUERY_OCCLUSION_COUNTER) {
+ q->offset -= 16;
+ q->data -= 16 / sizeof(*q->data); /* we advance before query_begin ! */
+ }
+
+ return (struct pipe_query *)q;
}
static void
-nv50_query_destroy(struct pipe_context *pipe, struct pipe_query *pq)
+nv50_query_get(struct nouveau_pushbuf *push, struct nv50_query *q,
+ unsigned offset, uint32_t get)
{
- struct nv50_query *q = nv50_query(pq);
+ offset += q->offset;
- if (q) {
- nouveau_bo_ref(NULL, &q->bo);
- FREE(q);
- }
+ PUSH_SPACE(push, 5);
+ PUSH_REFN (push, q->bo, NOUVEAU_BO_GART | NOUVEAU_BO_WR);
+ BEGIN_NV04(push, NV50_3D(QUERY_ADDRESS_HIGH), 4);
+ PUSH_DATAh(push, q->bo->offset + offset);
+ PUSH_DATA (push, q->bo->offset + offset);
+ PUSH_DATA (push, q->sequence);
+ PUSH_DATA (push, get);
}
static void
nv50_query_begin(struct pipe_context *pipe, struct pipe_query *pq)
{
- 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);
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ 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);
+ /* For occlusion queries we have to change the storage, because a previous
+ * query might set the initial render conition to FALSE even *after* we re-
+ * initialized it to TRUE.
+ */
+ if (q->type == PIPE_QUERY_OCCLUSION_COUNTER) {
+ q->offset += 16;
+ q->data += 16 / sizeof(*q->data);
+ if (q->offset - q->base == NV50_QUERY_ALLOC_SPACE)
+ nv50_query_allocate(nv50, q, NV50_QUERY_ALLOC_SPACE);
- q->ready = FALSE;
+ /* XXX: can we do this with the GPU, and sync with respect to a previous
+ * query ?
+ */
+ q->data[1] = 1; /* initial render condition = TRUE */
+ }
+ if (!q->is64bit)
+ q->data[0] = q->sequence++; /* the previously used one */
+
+ switch (q->type) {
+ case PIPE_QUERY_OCCLUSION_COUNTER:
+ PUSH_SPACE(push, 4);
+ BEGIN_NV04(push, NV50_3D(COUNTER_RESET), 1);
+ PUSH_DATA (push, NV50_3D_COUNTER_RESET_SAMPLECNT);
+ BEGIN_NV04(push, NV50_3D(SAMPLECNT_ENABLE), 1);
+ PUSH_DATA (push, 1);
+ break;
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ nv50_query_get(push, q, 0x10, 0x06805002);
+ break;
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ nv50_query_get(push, q, 0x10, 0x05805002);
+ break;
+ case PIPE_QUERY_SO_STATISTICS:
+ nv50_query_get(push, q, 0x20, 0x05805002);
+ nv50_query_get(push, q, 0x30, 0x06805002);
+ break;
+ case PIPE_QUERY_TIMESTAMP_DISJOINT:
+ case PIPE_QUERY_TIME_ELAPSED:
+ nv50_query_get(push, q, 0x10, 0x00005002);
+ break;
+ default:
+ break;
+ }
+ q->ready = FALSE;
}
static void
nv50_query_end(struct pipe_context *pipe, struct pipe_query *pq)
{
- 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);
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ struct nv50_query *q = nv50_query(pq);
+
+ switch (q->type) {
+ case PIPE_QUERY_OCCLUSION_COUNTER:
+ nv50_query_get(push, q, 0, 0x0100f002);
+ PUSH_SPACE(push, 2);
+ BEGIN_NV04(push, NV50_3D(SAMPLECNT_ENABLE), 1);
+ PUSH_DATA (push, 0);
+ break;
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ nv50_query_get(push, q, 0, 0x06805002);
+ break;
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ nv50_query_get(push, q, 0, 0x05805002);
+ break;
+ case PIPE_QUERY_SO_STATISTICS:
+ nv50_query_get(push, q, 0x00, 0x05805002);
+ nv50_query_get(push, q, 0x10, 0x06805002);
+ break;
+ case PIPE_QUERY_TIMESTAMP:
+ q->sequence++;
+ /* fall through */
+ case PIPE_QUERY_TIMESTAMP_DISJOINT:
+ case PIPE_QUERY_TIME_ELAPSED:
+ nv50_query_get(push, q, 0, 0x00005002);
+ break;
+ case PIPE_QUERY_GPU_FINISHED:
+ q->sequence++;
+ nv50_query_get(push, q, 0, 0x1000f010);
+ break;
+ case NVA0_QUERY_STREAM_OUTPUT_BUFFER_OFFSET:
+ nv50_query_get(push, q, 0, 0x0d005002 | (q->index << 5));
+ break;
+ default:
+ assert(0);
+ break;
+ }
+ q->ready = q->flushed = FALSE;
+}
+
+static INLINE boolean
+nv50_query_ready(struct nv50_query *q)
+{
+ return q->ready || (!q->is64bit && (q->data[0] == q->sequence));
}
static boolean
nv50_query_result(struct pipe_context *pipe, struct pipe_query *pq,
- boolean wait, void *vresult)
+ boolean wait, union pipe_query_result *result)
+{
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nv50_query *q = nv50_query(pq);
+ uint64_t *res64 = (uint64_t *)result;
+ uint32_t *res32 = (uint32_t *)result;
+ boolean *res8 = (boolean *)result;
+ uint64_t *data64 = (uint64_t *)q->data;
+
+ if (!q->ready) /* update ? */
+ q->ready = nv50_query_ready(q);
+ if (!q->ready) {
+ if (!wait) {
+ /* for broken apps that spin on GL_QUERY_RESULT_AVAILABLE */
+ if (!q->flushed) {
+ q->flushed = TRUE;
+ PUSH_KICK(nv50->base.pushbuf);
+ }
+ return FALSE;
+ }
+ if (nouveau_bo_wait(q->bo, NOUVEAU_BO_RD, nv50->screen->base.client))
+ return FALSE;
+ }
+ q->ready = TRUE;
+
+ switch (q->type) {
+ case PIPE_QUERY_GPU_FINISHED:
+ res8[0] = TRUE;
+ break;
+ case PIPE_QUERY_OCCLUSION_COUNTER: /* u32 sequence, u32 count, u64 time */
+ res64[0] = q->data[1];
+ break;
+ case PIPE_QUERY_PRIMITIVES_GENERATED: /* u64 count, u64 time */
+ case PIPE_QUERY_PRIMITIVES_EMITTED: /* u64 count, u64 time */
+ res64[0] = data64[0] - data64[2];
+ break;
+ case PIPE_QUERY_SO_STATISTICS:
+ res64[0] = data64[0] - data64[4];
+ res64[1] = data64[2] - data64[6];
+ break;
+ case PIPE_QUERY_TIMESTAMP:
+ res64[0] = data64[1];
+ break;
+ case PIPE_QUERY_TIMESTAMP_DISJOINT: /* u32 sequence, u32 0, u64 time */
+ res64[0] = 1000000000;
+ res8[8] = (data64[1] == data64[3]) ? FALSE : TRUE;
+ break;
+ case PIPE_QUERY_TIME_ELAPSED:
+ res64[0] = data64[1] - data64[3];
+ break;
+ case NVA0_QUERY_STREAM_OUTPUT_BUFFER_OFFSET:
+ res32[0] = q->data[1];
+ break;
+ default:
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+void
+nv84_query_fifo_wait(struct nouveau_pushbuf *push, struct pipe_query *pq)
{
- uint64_t *result = (uint64_t*)vresult;
- 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;
+ struct nv50_query *q = nv50_query(pq);
+ unsigned offset = q->offset;
+
+ PUSH_SPACE(push, 5);
+ PUSH_REFN (push, q->bo, NOUVEAU_BO_GART | NOUVEAU_BO_RD);
+ BEGIN_NV04(push, SUBC_3D(NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH), 4);
+ PUSH_DATAh(push, q->bo->offset + offset);
+ PUSH_DATA (push, q->bo->offset + offset);
+ PUSH_DATA (push, q->sequence);
+ PUSH_DATA (push, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL);
}
static void
nv50_render_condition(struct pipe_context *pipe,
- struct pipe_query *pq, uint mode)
+ struct pipe_query *pq,
+ boolean condition, uint mode)
{
- 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);
+ struct nv50_context *nv50 = nv50_context(pipe);
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ struct nv50_query *q;
+
+ nv50->cond_query = pq;
+ nv50->cond_cond = condition;
+ nv50->cond_mode = mode;
+
+ PUSH_SPACE(push, 6);
+
+ if (!pq) {
+ BEGIN_NV04(push, NV50_3D(COND_MODE), 1);
+ PUSH_DATA (push, NV50_3D_COND_MODE_ALWAYS);
+ return;
+ }
+ q = nv50_query(pq);
+
+ if (mode == PIPE_RENDER_COND_WAIT ||
+ mode == PIPE_RENDER_COND_BY_REGION_WAIT) {
+ BEGIN_NV04(push, SUBC_3D(NV50_GRAPH_SERIALIZE), 1);
+ PUSH_DATA (push, 0);
+ }
+
+ BEGIN_NV04(push, NV50_3D(COND_ADDRESS_HIGH), 3);
+ PUSH_DATAh(push, q->bo->offset + q->offset);
+ PUSH_DATA (push, q->bo->offset + q->offset);
+ PUSH_DATA (push, NV50_3D_COND_MODE_RES_NON_ZERO);
+}
+
+void
+nv50_query_pushbuf_submit(struct nouveau_pushbuf *push,
+ struct pipe_query *pq, unsigned result_offset)
+{
+ struct nv50_query *q = nv50_query(pq);
+
+ /* XXX: does this exist ? */
+#define NV50_IB_ENTRY_1_NO_PREFETCH (0 << (31 - 8))
+
+ nouveau_pushbuf_space(push, 0, 0, 1);
+ nouveau_pushbuf_data(push, q->bo, q->offset + result_offset, 4 |
+ NV50_IB_ENTRY_1_NO_PREFETCH);
+}
+
+void
+nva0_so_target_save_offset(struct pipe_context *pipe,
+ struct pipe_stream_output_target *ptarg,
+ unsigned index, boolean serialize)
+{
+ struct nv50_so_target *targ = nv50_so_target(ptarg);
+
+ if (serialize) {
+ struct nouveau_pushbuf *push = nv50_context(pipe)->base.pushbuf;
+ PUSH_SPACE(push, 2);
+ BEGIN_NV04(push, SUBC_3D(NV50_GRAPH_SERIALIZE), 1);
+ PUSH_DATA (push, 0);
+ }
+
+ nv50_query(targ->pq)->index = index;
+ nv50_query_end(pipe, targ->pq);
}
void
nv50_init_query_functions(struct nv50_context *nv50)
{
- nv50->pipe.create_query = nv50_query_create;
- nv50->pipe.destroy_query = nv50_query_destroy;
- 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;
+ struct pipe_context *pipe = &nv50->base.pipe;
+
+ pipe->create_query = nv50_query_create;
+ pipe->destroy_query = nv50_query_destroy;
+ pipe->begin_query = nv50_query_begin;
+ pipe->end_query = nv50_query_end;
+ pipe->get_query_result = nv50_query_result;
+ pipe->render_condition = nv50_render_condition;
}
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