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-rw-r--r--src/gallium/drivers/panfrost/pan_context.c52
-rw-r--r--src/gallium/drivers/panfrost/pan_context.h15
2 files changed, 52 insertions, 15 deletions
diff --git a/src/gallium/drivers/panfrost/pan_context.c b/src/gallium/drivers/panfrost/pan_context.c
index 7b80da2795a..0b9360c0f63 100644
--- a/src/gallium/drivers/panfrost/pan_context.c
+++ b/src/gallium/drivers/panfrost/pan_context.c
@@ -2475,7 +2475,8 @@ static void
panfrost_set_active_query_state(struct pipe_context *pipe,
bool enable)
{
- //struct panfrost_context *panfrost = pan_context(pipe);
+ struct panfrost_context *ctx = pan_context(pipe);
+ ctx->active_queries = enable;
}
static void
@@ -2525,17 +2526,24 @@ panfrost_begin_query(struct pipe_context *pipe, struct pipe_query *q)
switch (query->type) {
case PIPE_QUERY_OCCLUSION_COUNTER:
case PIPE_QUERY_OCCLUSION_PREDICATE:
- case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE: {
+ case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
/* Allocate a word for the query results to be stored */
query->transfer = panfrost_allocate_transient(ctx, sizeof(unsigned));
-
ctx->occlusion_query = query;
+ break;
+
+ /* Geometry statistics are computed in the driver. XXX: geom/tess
+ * shaders.. */
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ query->start = ctx->prims_generated;
+ break;
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ query->start = ctx->tf_prims_generated;
break;
- }
default:
- DBG("Skipping query %d\n", query->type);
+ fprintf(stderr, "Skipping query %d\n", query->type);
break;
}
@@ -2546,7 +2554,22 @@ static bool
panfrost_end_query(struct pipe_context *pipe, struct pipe_query *q)
{
struct panfrost_context *ctx = pan_context(pipe);
- ctx->occlusion_query = NULL;
+ struct panfrost_query *query = (struct panfrost_query *) q;
+
+ switch (query->type) {
+ case PIPE_QUERY_OCCLUSION_COUNTER:
+ case PIPE_QUERY_OCCLUSION_PREDICATE:
+ case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
+ ctx->occlusion_query = NULL;
+ break;
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ query->end = ctx->prims_generated;
+ break;
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ query->end = ctx->tf_prims_generated;
+ break;
+ }
+
return true;
}
@@ -2556,18 +2579,16 @@ panfrost_get_query_result(struct pipe_context *pipe,
bool wait,
union pipe_query_result *vresult)
{
- /* STUB */
struct panfrost_query *query = (struct panfrost_query *) q;
- /* We need to flush out the jobs to actually run the counter, TODO
- * check wait, TODO wallpaper after if needed */
-
- panfrost_flush(pipe, NULL, PIPE_FLUSH_END_OF_FRAME);
switch (query->type) {
case PIPE_QUERY_OCCLUSION_COUNTER:
case PIPE_QUERY_OCCLUSION_PREDICATE:
- case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE: {
+ case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
+ /* Flush first */
+ panfrost_flush(pipe, NULL, PIPE_FLUSH_END_OF_FRAME);
+
/* Read back the query results */
unsigned *result = (unsigned *) query->transfer.cpu;
unsigned passed = *result;
@@ -2579,7 +2600,12 @@ panfrost_get_query_result(struct pipe_context *pipe,
}
break;
- }
+
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ vresult->u64 = query->end - query->start;
+ break;
+
default:
DBG("Skipped query get %d\n", query->type);
break;
diff --git a/src/gallium/drivers/panfrost/pan_context.h b/src/gallium/drivers/panfrost/pan_context.h
index 1277629382a..3eac35023ce 100644
--- a/src/gallium/drivers/panfrost/pan_context.h
+++ b/src/gallium/drivers/panfrost/pan_context.h
@@ -79,8 +79,16 @@ struct panfrost_query {
unsigned type;
unsigned index;
- /* Memory for the GPU to writeback the value of the query */
- struct panfrost_transfer transfer;
+ union {
+ /* For computed queries. 64-bit to prevent overflow */
+ struct {
+ uint64_t start;
+ uint64_t end;
+ };
+
+ /* Memory for the GPU to writeback the value of the query */
+ struct panfrost_transfer transfer;
+ };
};
struct panfrost_fence {
@@ -123,6 +131,9 @@ struct panfrost_context {
struct panfrost_memory tiler_dummy;
struct panfrost_memory depth_stencil_buffer;
+ bool active_queries;
+ uint64_t prims_generated;
+ uint64_t tf_prims_generated;
struct panfrost_query *occlusion_query;
/* Each draw has corresponding vertex and tiler payloads */