freedreno/query: allow multiple query implementations

Split out fd_query into an abstract base class, to allow multiple
implementations.  The current sw based queries are moved into
fd_sw_query.

Signed-off-by: Rob Clark <[email protected]>

1 files changed, 32 insertions, 1 deletions

diff --git a/src/gallium/drivers/freedreno/freedreno_query.h b/src/gallium/drivers/freedreno/freedreno_query.h
index 8bcbba2fdc9..bc9a7a20559 100644
--- a/src/gallium/drivers/freedreno/freedreno_query.h
+++ b/src/gallium/drivers/freedreno/freedreno_query.h
@@ -1,7 +1,7 @@
 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
 
 /*
- * Copyright (C) 2012 Rob Clark <[email protected]>
+ * Copyright (C) 2013 Rob Clark <[email protected]>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -31,6 +31,37 @@
 
 #include "pipe/p_context.h"
 
+struct fd_context;
+struct fd_query;
+
+struct fd_query_funcs {
+	void (*destroy_query)(struct fd_context *ctx,
+			struct fd_query *q);
+	void (*begin_query)(struct fd_context *ctx, struct fd_query *q);
+	void (*end_query)(struct fd_context *ctx, struct fd_query *q);
+	boolean (*get_query_result)(struct fd_context *ctx,
+			struct fd_query *q, boolean wait,
+			union pipe_query_result *result);
+};
+
+struct fd_query {
+	const struct fd_query_funcs *funcs;
+	bool active;
+	int type;
+};
+
+static inline struct fd_query *
+fd_query(struct pipe_query *pq)
+{
+	return (struct fd_query *)pq;
+}
+
+#define FD_QUERY_DRAW_CALLS      (PIPE_QUERY_DRIVER_SPECIFIC + 0)
+#define FD_QUERY_BATCH_TOTAL     (PIPE_QUERY_DRIVER_SPECIFIC + 1)  /* total # of batches (submits) */
+#define FD_QUERY_BATCH_SYSMEM    (PIPE_QUERY_DRIVER_SPECIFIC + 2)  /* batches using system memory (GMEM bypass) */
+#define FD_QUERY_BATCH_GMEM      (PIPE_QUERY_DRIVER_SPECIFIC + 3)  /* batches using GMEM */
+#define FD_QUERY_BATCH_RESTORE   (PIPE_QUERY_DRIVER_SPECIFIC + 4)  /* batches requiring GMEM restore */
+
 void fd_query_screen_init(struct pipe_screen *pscreen);
 void fd_query_context_init(struct pipe_context *pctx);