From 04475744466000519a92999982048856c2daf19d Mon Sep 17 00:00:00 2001
From: Megvii Engine Team <megengine@megvii.com>
Date: Tue, 8 Mar 2022 13:22:42 +0800
Subject: [PATCH] feat(opencl): add OpenCL cache compat level api

GitOrigin-RevId: e7561e6879bcdbfee52d48387c8ec2a7f21a91d6
---
 lite/include/lite/common_enum_c.h                | 18 ++++++++++++++++++
 lite/load_and_run/src/options/device_options.cpp |  2 +-
 lite/load_and_run/src/options/device_options.h   |  2 +-
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/lite/include/lite/common_enum_c.h b/lite/include/lite/common_enum_c.h
index c37fc462..9bc9520d 100644
--- a/lite/include/lite/common_enum_c.h
+++ b/lite/include/lite/common_enum_c.h
@@ -105,5 +105,23 @@ typedef enum {
     LITE_ALGO_OPTIMIZED = 1 << 3,
 } LiteAlgoSelectStrategy;
 
+/*!
+ * \brief enum for cache compat level, for example: adreno 630 cache may be apply to
+ * adreno 640, if you do not want search cache for adreno 640, just config SERIES_COMPAT
+ * or VENDOR_COMPAT, adreno 506 cache may be apply to adreno 630, if you do not want
+ * search cache for adreno 630, just config VENDOR_COMPAT
+ * WARN: this config just let program_cache_io try `use a old cache` for `device compile
+ * the cache` do not means MegEngine will insure the compile will be ok! it`s a device
+ * CL driver behavior, if compile failed!, MegEngine will try build from source, What`s
+ * more, even though compile from binary success, this cross-use-cache may affect
+ * performance, VENDOR_COMPAT will contain SERIES_COMPAT
+ */
+typedef enum {
+    LITE_NOT_COMPAT = 0,     //! default not compat for series and vendor
+    LITE_SERIES_COMPAT = 1,  //! for scene adreno 640 use adreno 630 cache
+    LITE_VENDOR_COMPAT = 2,  //! for scene adreno 630 use adreno 506 cache
+    LITE_CACHE_COMPAT_LEVEL_CNT = 3
+} LiteOpenCLCacheCompatLevel;
+
 #endif
 // vim: syntax=cpp.doxygen foldmethod=marker foldmarker=f{{{,f}}}
diff --git a/lite/load_and_run/src/options/device_options.cpp b/lite/load_and_run/src/options/device_options.cpp
index 71107c88..49771baf 100644
--- a/lite/load_and_run/src/options/device_options.cpp
+++ b/lite/load_and_run/src/options/device_options.cpp
@@ -201,4 +201,4 @@ DEFINE_int32(
         multithread_default, -1,
         "set multithread device as running device with inplace mode");
 DEFINE_string(multi_thread_core_ids, "", "set multithread core id");
-REGIST_OPTION_CREATOR(xpu_device, lar::XPUDeviceOption::create_option);
\ No newline at end of file
+REGIST_OPTION_CREATOR(xpu_device, lar::XPUDeviceOption::create_option);
diff --git a/lite/load_and_run/src/options/device_options.h b/lite/load_and_run/src/options/device_options.h
index fd487345..3f199f69 100644
--- a/lite/load_and_run/src/options/device_options.h
+++ b/lite/load_and_run/src/options/device_options.h
@@ -45,4 +45,4 @@ private:
     std::vector<int> core_ids;
     std::string m_option_name;
 };
-}  // namespace lar
\ No newline at end of file
+}  // namespace lar