COMPMID-1974 : Extend CLTuner to support different of level of tuning

Change-Id: I52e4a00a25e7f7a17050038cee7c30e508553722
Signed-off-by: Vidhya Sudhan Loganathan <vidhyasudhan.loganathan@arm.com>
Reviewed-on: https://review.mlplatform.org/c/977
Comments-Addressed: Pablo Marquez <pablo.tello@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

2 files changed, 9 insertions, 2 deletions

diff --git a/arm_compute/graph/Types.h b/arm_compute/graph/Types.h
index 582e6f6434..4d9e031b91 100644
--- a/arm_compute/graph/Types.h
+++ b/arm_compute/graph/Types.h
@@ -26,6 +26,7 @@
 
 #include "arm_compute/core/Error.h"
 #include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/CL/CLTunerTypes.h"
 
 #include <limits>
 #include <string>
@@ -34,6 +35,7 @@ namespace arm_compute
 {
 namespace graph
 {
+using arm_compute::CLTunerMode;
 using arm_compute::Status;
 
 using arm_compute::Coordinates;
@@ -71,13 +73,13 @@ constexpr EdgeID EmptyEdgeID = std::numeric_limits<EdgeID>::max();
 
 // Forward declarations
 class TensorDescriptor;
-
 /** Graph configuration structure */
 struct GraphConfig
 {
     bool        use_function_memory_manager{ true };   /**< Use a memory manager to manage per-funcion auxilary memory */
     bool        use_transition_memory_manager{ true }; /**< Use a memory manager to manager transition buffer memory */
     bool        use_tuner{ false };                    /**< Use a tuner in tunable backends */
+    CLTunerMode tuner_mode{ CLTunerMode::EXHAUSTIVE }; /**< Tuner mode to be used by the CL tuner */
     int         num_threads{ -1 };                     /**< Number of threads to use (thread capable backends), if 0 the backend will auto-initialize, if -1 the backend will stay as it is. */
     std::string tuner_file{ "acl_tuner.csv" };         /**< File to load/store tuning values from */
 };
diff --git a/arm_compute/graph/backends/CL/CLDeviceBackend.h b/arm_compute/graph/backends/CL/CLDeviceBackend.h
index 49e7596d58..afe01fff70 100644
--- a/arm_compute/graph/backends/CL/CLDeviceBackend.h
+++ b/arm_compute/graph/backends/CL/CLDeviceBackend.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 ARM Limited.
+ * Copyright (c) 2018-2019 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -50,6 +50,11 @@ public:
      * @param[in] enable_tuning Enables tuning if false else true
      */
     void set_kernel_tuning(bool enable_tuning);
+    /** Set kernel tuning mode
+     *
+     * @param[in] tuning_mode Indicates how exhaustive the search for the optimal LWS should be while tuning
+     */
+    void set_kernel_tuning_mode(CLTunerMode tuning_mode);
 
     // Inherited overridden methods
     void initialize_backend() override;