etnaviv: gallium driver for Vivante GPUs

This driver supports a wide range of Vivante IP cores like GC880,
GC1000, GC2000 and GC3000.

Changes from V1 -> V2:
 - added missing files to actually integrate the driver into build system.
 - adapted driver to new renderonly API

Signed-off-by: Christian Gmeiner <[email protected]>
Signed-off-by: Lucas Stach <[email protected]>
Signed-off-by: Philipp Zabel <[email protected]>
Signed-off-by: Rob Herring <[email protected]>
Signed-off-by: Russell King <[email protected]>
Signed-off-by: Wladimir J. van der Laan <[email protected]>
Acked-by: Emil Velikov <[email protected]>

1 files changed, 120 insertions, 0 deletions

diff --git a/src/gallium/drivers/etnaviv/etnaviv_query.c b/src/gallium/drivers/etnaviv/etnaviv_query.c
new file mode 100644
index 00000000000..b33e5804632
--- /dev/null
+++ b/src/gallium/drivers/etnaviv/etnaviv_query.c
@@ -0,0 +1,120 @@
+/*
+ * Copyright (c) 2016 Etnaviv Project
+ *
+ * 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 <[email protected]>
+ *    Christian Gmeiner <[email protected]>
+ */
+
+#include "pipe/p_screen.h"
+
+#include "etnaviv_context.h"
+#include "etnaviv_query.h"
+#include "etnaviv_query_sw.h"
+
+static struct pipe_query *
+etna_create_query(struct pipe_context *pctx, unsigned query_type,
+                  unsigned index)
+{
+   struct etna_context *ctx = etna_context(pctx);
+   struct etna_query *q;
+
+   q = etna_sw_create_query(ctx, query_type);
+
+   return (struct pipe_query *)q;
+}
+
+static void
+etna_destroy_query(struct pipe_context *pctx, struct pipe_query *pq)
+{
+   struct etna_query *q = etna_query(pq);
+
+   q->funcs->destroy_query(etna_context(pctx), q);
+}
+
+static boolean
+etna_begin_query(struct pipe_context *pctx, struct pipe_query *pq)
+{
+   struct etna_query *q = etna_query(pq);
+
+   return q->funcs->begin_query(etna_context(pctx), q);
+}
+
+static bool
+etna_end_query(struct pipe_context *pctx, struct pipe_query *pq)
+{
+   struct etna_query *q = etna_query(pq);
+
+   q->funcs->end_query(etna_context(pctx), q);
+   return true;
+}
+
+static boolean
+etna_get_query_result(struct pipe_context *pctx, struct pipe_query *pq,
+                      boolean wait, union pipe_query_result *result)
+{
+   struct etna_query *q = etna_query(pq);
+
+   return q->funcs->get_query_result(etna_context(pctx), q, wait, result);
+}
+
+static int
+etna_get_driver_query_info(struct pipe_screen *pscreen, unsigned index,
+                           struct pipe_driver_query_info *info)
+{
+   struct pipe_driver_query_info list[] = {
+      {"prims-emitted", PIPE_QUERY_PRIMITIVES_EMITTED, { 0 }},
+      {"draw-calls", ETNA_QUERY_DRAW_CALLS, { 0 }},
+   };
+
+   if (!info)
+      return ARRAY_SIZE(list);
+
+   if (index >= ARRAY_SIZE(list))
+      return 0;
+
+   *info = list[index];
+
+   return 1;
+}
+
+static void
+etna_set_active_query_state(struct pipe_context *pipe, boolean enable)
+{
+}
+
+void
+etna_query_screen_init(struct pipe_screen *pscreen)
+{
+   pscreen->get_driver_query_info = etna_get_driver_query_info;
+}
+
+void
+etna_query_context_init(struct pipe_context *pctx)
+{
+   pctx->create_query = etna_create_query;
+   pctx->destroy_query = etna_destroy_query;
+   pctx->begin_query = etna_begin_query;
+   pctx->end_query = etna_end_query;
+   pctx->get_query_result = etna_get_query_result;
+   pctx->set_active_query_state = etna_set_active_query_state;
+}