[Mesa-dev] [PATCH v2 2/5] etnaviv: add basic infrastructure for hw queries
Christian Gmeiner
christian.gmeiner at gmail.com
Thu Oct 19 21:12:45 UTC 2017
No hardware query is supported yet.
v1 -> v2
- removed query_type from strcut etna_hw_sample_provider
Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
---
src/gallium/drivers/etnaviv/Makefile.sources | 2 +
src/gallium/drivers/etnaviv/etnaviv_context.c | 11 ++
src/gallium/drivers/etnaviv/etnaviv_context.h | 3 +
src/gallium/drivers/etnaviv/etnaviv_query.c | 3 +
src/gallium/drivers/etnaviv/etnaviv_query_hw.c | 185 +++++++++++++++++++++++++
src/gallium/drivers/etnaviv/etnaviv_query_hw.h | 88 ++++++++++++
6 files changed, 292 insertions(+)
create mode 100644 src/gallium/drivers/etnaviv/etnaviv_query_hw.c
create mode 100644 src/gallium/drivers/etnaviv/etnaviv_query_hw.h
diff --git a/src/gallium/drivers/etnaviv/Makefile.sources b/src/gallium/drivers/etnaviv/Makefile.sources
index 60275c949d..ea8df807f6 100644
--- a/src/gallium/drivers/etnaviv/Makefile.sources
+++ b/src/gallium/drivers/etnaviv/Makefile.sources
@@ -27,6 +27,8 @@ C_SOURCES := \
etnaviv_internal.h \
etnaviv_query.c \
etnaviv_query.h \
+ etnaviv_query_hw.c \
+ etnaviv_query_hw.h \
etnaviv_query_sw.c \
etnaviv_query_sw.h \
etnaviv_rasterizer.c \
diff --git a/src/gallium/drivers/etnaviv/etnaviv_context.c b/src/gallium/drivers/etnaviv/etnaviv_context.c
index 67aab6a68c..65c20d2f83 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_context.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_context.c
@@ -34,6 +34,7 @@
#include "etnaviv_emit.h"
#include "etnaviv_fence.h"
#include "etnaviv_query.h"
+#include "etnaviv_query_hw.h"
#include "etnaviv_rasterizer.h"
#include "etnaviv_screen.h"
#include "etnaviv_shader.h"
@@ -260,6 +261,9 @@ etna_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
if (ctx->sampler_view[i])
resource_read(ctx, ctx->sampler_view[i]->texture);
+ list_for_each_entry(struct etna_hw_query, hq, &ctx->active_hw_queries, node)
+ resource_written(ctx, hq->prsc);
+
ctx->stats.prims_emitted += u_reduced_prims_for_vertices(info->mode, info->count);
ctx->stats.draw_calls++;
@@ -299,10 +303,16 @@ etna_flush(struct pipe_context *pctx, struct pipe_fence_handle **fence,
struct etna_context *ctx = etna_context(pctx);
int out_fence_fd = -1;
+ list_for_each_entry(struct etna_hw_query, hq, &ctx->active_hw_queries, node)
+ etna_hw_query_suspend(hq, ctx);
+
etna_cmd_stream_flush2(ctx->stream, ctx->in_fence_fd,
(flags & PIPE_FLUSH_FENCE_FD) ? &out_fence_fd :
NULL);
+ list_for_each_entry(struct etna_hw_query, hq, &ctx->active_hw_queries, node)
+ etna_hw_query_resume(hq, ctx);
+
if (fence)
*fence = etna_fence_create(pctx, out_fence_fd);
}
@@ -436,6 +446,7 @@ etna_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags)
goto fail;
slab_create_child(&ctx->transfer_pool, &screen->transfer_pool);
+ list_inithead(&ctx->active_hw_queries);
return pctx;
diff --git a/src/gallium/drivers/etnaviv/etnaviv_context.h b/src/gallium/drivers/etnaviv/etnaviv_context.h
index bf2b265f5e..2903e0963d 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_context.h
+++ b/src/gallium/drivers/etnaviv/etnaviv_context.h
@@ -180,6 +180,9 @@ struct etna_context {
struct pipe_debug_callback debug;
int in_fence_fd;
+
+ /* list of active hardware queries */
+ struct list_head active_hw_queries;
};
static inline struct etna_context *
diff --git a/src/gallium/drivers/etnaviv/etnaviv_query.c b/src/gallium/drivers/etnaviv/etnaviv_query.c
index a416a7cb0f..9e897cd75a 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_query.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_query.c
@@ -30,6 +30,7 @@
#include "etnaviv_context.h"
#include "etnaviv_query.h"
+#include "etnaviv_query_hw.h"
#include "etnaviv_query_sw.h"
static struct pipe_query *
@@ -40,6 +41,8 @@ etna_create_query(struct pipe_context *pctx, unsigned query_type,
struct etna_query *q;
q = etna_sw_create_query(ctx, query_type);
+ if (!q)
+ q = etna_hw_create_query(ctx, query_type);
return (struct pipe_query *)q;
}
diff --git a/src/gallium/drivers/etnaviv/etnaviv_query_hw.c b/src/gallium/drivers/etnaviv/etnaviv_query_hw.c
new file mode 100644
index 0000000000..a1dead335c
--- /dev/null
+++ b/src/gallium/drivers/etnaviv/etnaviv_query_hw.c
@@ -0,0 +1,185 @@
+/*
+ * Copyright (c) 2017 Etnaviv Project
+ * Copyright (C) 2017 Zodiac Inflight Innovations
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sub license,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * 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:
+ * Rob Clark <robclark at freedesktop.org>
+ * Christian Gmeiner <christian.gmeiner at gmail.com>
+ */
+
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+
+#include "etnaviv_context.h"
+#include "etnaviv_query_hw.h"
+#include "etnaviv_screen.h"
+
+static void
+etna_hw_destroy_query(struct etna_context *ctx, struct etna_query *q)
+{
+ struct etna_hw_query *hq = etna_hw_query(q);
+
+ pipe_resource_reference(&hq->prsc, NULL);
+ list_del(&hq->node);
+
+ FREE(hq);
+}
+
+static void
+realloc_query_bo(struct etna_context *ctx, struct etna_hw_query *hq)
+{
+ struct etna_resource *rsc;
+ void *map;
+
+ pipe_resource_reference(&hq->prsc, NULL);
+
+ /* allocate resource with space for 64 * 64bit values */
+ hq->prsc = pipe_buffer_create(&ctx->screen->base, PIPE_BIND_QUERY_BUFFER,
+ 0, 0x1000);
+
+ /* don't assume the buffer is zero-initialized */
+ rsc = etna_resource(hq->prsc);
+
+ etna_bo_cpu_prep(rsc->bo, DRM_ETNA_PREP_WRITE);
+
+ map = etna_bo_map(rsc->bo);
+ memset(map, 0, 0x1000);
+ etna_bo_cpu_fini(rsc->bo);
+}
+
+static boolean
+etna_hw_begin_query(struct etna_context *ctx, struct etna_query *q)
+{
+ struct etna_hw_query *hq = etna_hw_query(q);
+ const struct etna_hw_sample_provider *p = hq->provider;
+
+ /* ->begin_query() discards previous results, so realloc bo */
+ realloc_query_bo(ctx, hq);
+
+ p->start(hq, ctx);
+
+ /* add to active list */
+ assert(list_empty(&hq->node));
+ list_addtail(&hq->node, &ctx->active_hw_queries);
+
+ return true;
+}
+
+static void
+etna_hw_end_query(struct etna_context *ctx, struct etna_query *q)
+{
+ struct etna_hw_query *hq = etna_hw_query(q);
+ const struct etna_hw_sample_provider *p = hq->provider;
+
+ p->stop(hq, ctx);
+
+ /* remove from active list */
+ list_delinit(&hq->node);
+}
+
+static boolean
+etna_hw_get_query_result(struct etna_context *ctx, struct etna_query *q,
+ boolean wait, union pipe_query_result *result)
+{
+ struct etna_hw_query *hq = etna_hw_query(q);
+ struct etna_resource *rsc = etna_resource(hq->prsc);
+ const struct etna_hw_sample_provider *p = hq->provider;
+
+ assert(LIST_IS_EMPTY(&hq->node));
+
+ if (!wait) {
+ int ret;
+
+ if (rsc->status & ETNA_PENDING_WRITE) {
+ /* piglit spec at arb_occlusion_query@occlusion_query_conform
+ * test, and silly apps perhaps, get stuck in a loop trying
+ * to get query result forever with wait==false.. we don't
+ * wait to flush unnecessarily but we also don't want to
+ * spin forever.
+ */
+ if (hq->no_wait_cnt++ > 5)
+ ctx->base.flush(&ctx->base, NULL, 0);
+ return false;
+ }
+
+ ret = etna_bo_cpu_prep(rsc->bo, DRM_ETNA_PREP_READ | DRM_ETNA_PREP_NOSYNC);
+ if (ret)
+ return false;
+
+ etna_bo_cpu_fini(rsc->bo);
+ }
+
+ /* flush that GPU executes all query related actions */
+ ctx->base.flush(&ctx->base, NULL, 0);
+
+ /* get the result */
+ etna_bo_cpu_prep(rsc->bo, DRM_ETNA_PREP_READ);
+
+ void *ptr = etna_bo_map(rsc->bo);
+ p->result(hq, ptr, result);
+
+ etna_bo_cpu_fini(rsc->bo);
+
+ return true;
+}
+
+static const struct etna_query_funcs hw_query_funcs = {
+ .destroy_query = etna_hw_destroy_query,
+ .begin_query = etna_hw_begin_query,
+ .end_query = etna_hw_end_query,
+ .get_query_result = etna_hw_get_query_result,
+};
+
+static inline const struct etna_hw_sample_provider *
+query_sample_provider(unsigned query_type)
+{
+ switch (query_type) {
+ default:
+ return NULL;
+ }
+}
+
+struct etna_query *
+etna_hw_create_query(struct etna_context *ctx, unsigned query_type)
+{
+ struct etna_hw_query *hq;
+ struct etna_query *q;
+ const struct etna_hw_sample_provider *p;
+
+ p = query_sample_provider(query_type);
+ if (!p)
+ return NULL;
+
+ hq = CALLOC_STRUCT(etna_hw_query);
+ if (!hq)
+ return NULL;
+
+ hq->provider = p;
+
+ list_inithead(&hq->node);
+
+ q = &hq->base;
+ q->funcs = &hw_query_funcs;
+ q->type = query_type;
+
+ return q;
+}
diff --git a/src/gallium/drivers/etnaviv/etnaviv_query_hw.h b/src/gallium/drivers/etnaviv/etnaviv_query_hw.h
new file mode 100644
index 0000000000..73f3c851e7
--- /dev/null
+++ b/src/gallium/drivers/etnaviv/etnaviv_query_hw.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2017 Etnaviv Project
+ * Copyright (C) 2017 Zodiac Inflight Innovations
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sub license,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * 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:
+ * Rob Clark <robclark at freedesktop.org>
+ * Christian Gmeiner <christian.gmeiner at gmail.com>
+ */
+
+#ifndef H_ETNAVIV_QUERY_HW
+#define H_ETNAVIV_QUERY_HW
+
+#include "etnaviv_query.h"
+
+struct etna_hw_query;
+
+struct etna_hw_sample_provider {
+ void (*start)(struct etna_hw_query *hq, struct etna_context *ctx);
+ void (*stop)(struct etna_hw_query *hq, struct etna_context *ctx);
+ void (*suspend)(struct etna_hw_query *hq, struct etna_context *ctx);
+ void (*resume)(struct etna_hw_query *hq, struct etna_context *ctx);
+
+ void (*result)(struct etna_hw_query *hq, void *buf,
+ union pipe_query_result *result);
+};
+
+struct etna_hw_query {
+ struct etna_query base;
+
+ struct pipe_resource *prsc;
+ unsigned samples; /* number of samples stored in resource */
+ unsigned no_wait_cnt; /* see etna_hw_get_query_result() */
+ struct list_head node; /* list-node in ctx->active_hw_queries */
+
+ const struct etna_hw_sample_provider *provider;
+};
+
+static inline struct etna_hw_query *
+etna_hw_query(struct etna_query *q)
+{
+ return (struct etna_hw_query *)q;
+}
+
+struct etna_query *
+etna_hw_create_query(struct etna_context *ctx, unsigned query_type);
+
+static inline void
+etna_hw_query_suspend(struct etna_hw_query *hq, struct etna_context *ctx)
+{
+ const struct etna_hw_sample_provider *p = hq->provider;
+
+ if (!hq->base.active)
+ return;
+
+ p->suspend(hq, ctx);
+}
+
+static inline void
+etna_hw_query_resume(struct etna_hw_query *hq, struct etna_context *ctx)
+{
+ const struct etna_hw_sample_provider *p = hq->provider;
+
+ if (!hq->base.active)
+ return;
+
+ p->resume(hq, ctx);
+}
+
+#endif
--
2.13.6
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