freedreno/query: add optional enable hook

[mesa.git] / src / gallium / drivers / freedreno / freedreno_query_hw.h

diff --git a/src/gallium/drivers/freedreno/freedreno_query_hw.h b/src/gallium/drivers/freedreno/freedreno_query_hw.h
index 8f4b1f58ee53beb37a3a48a4e9b3768923d1e374..8a5d114d806150c6a14b10b013269b0d8bddbf15 100644 (file)
--- a/src/gallium/drivers/freedreno/freedreno_query_hw.h
+++ b/src/gallium/drivers/freedreno/freedreno_query_hw.h
@@ -76,6 +76,11 @@ struct fd_hw_sample_provider {
        /* stages applicable to the query type: */
        enum fd_render_stage active;
 
+       /* Optional hook for enabling a counter.  Guaranteed to happen
+        * at least once before the first ->get_sample() in a batch.
+        */
+       void (*enable)(struct fd_context *ctx, struct fd_ringbuffer *ring);
+
        /* when a new sample is required, emit appropriate cmdstream
         * and return a sample object:
         */
@@ -144,6 +149,7 @@ void fd_hw_query_prepare_tile(struct fd_context *ctx, uint32_t n,
                struct fd_ringbuffer *ring);
 void fd_hw_query_set_stage(struct fd_context *ctx,
                struct fd_ringbuffer *ring, enum fd_render_stage stage);
+void fd_hw_query_enable(struct fd_context *ctx, struct fd_ringbuffer *ring);
 void fd_hw_query_register_provider(struct pipe_context *pctx,
                const struct fd_hw_sample_provider *provider);
 void fd_hw_query_init(struct pipe_context *pctx);