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{ "id": 1351, "url": "https://patchwork.libcamera.org/api/patches/1351/?format=api", "web_url": "https://patchwork.libcamera.org/patch/1351/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20190605005316.4835-4-paul.elder@ideasonboard.com>", "date": "2019-06-05T00:53:09", "name": "[libcamera-devel,v3,03/10] libcamera: ipa_module_info: update struct to allow IPA matching", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "7451dcd39b9a375e86d892a1ac4267f4ad86de5f", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/1351/mbox/", "series": [ { "id": 336, "url": "https://patchwork.libcamera.org/api/series/336/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=336", "date": "2019-06-05T00:53:06", "name": "Add IPAManager and IPAInterface", "version": 3, "mbox": "https://patchwork.libcamera.org/series/336/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/1351/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/1351/checks/", "tags": {}, "headers": { "Return-Path": "<paul.elder@ideasonboard.com>", "Received": [ "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B0F2E64715\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 5 Jun 2019 02:53:29 +0200 (CEST)", "from localhost.localdomain (unknown [96.44.9.117])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 028672D1;\n\tWed, 5 Jun 2019 02:53:28 +0200 (CEST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1559696009;\n\tbh=uLHP7cKNxNQbJKthygPW0RWsT+atPvzvL1LImshOu1w=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=lpL1g1t7PyHY2vAtjFJhgWDXGah56/68StB7asAKuH6fGuppdO5NccBjDpIT2Yz+D\n\tVghSBA6A503byLvYSy8a+Lu2w8I5l2QuN8Glgyc9e/yR/m/GVgmetpCzthuovJ7+fD\n\tdEW1w4SoU8KKqFpGqJ2XCIHE8igZfpb21TtFmmgU=", "From": "Paul Elder <paul.elder@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 4 Jun 2019 20:53:09 -0400", "Message-Id": "<20190605005316.4835-4-paul.elder@ideasonboard.com>", "X-Mailer": "git-send-email 2.20.1", "In-Reply-To": "<20190605005316.4835-1-paul.elder@ideasonboard.com>", "References": "<20190605005316.4835-1-paul.elder@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v3 03/10] libcamera: ipa_module_info:\n\tupdate struct to allow IPA matching", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.23", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "X-List-Received-Date": "Wed, 05 Jun 2019 00:53:29 -0000" }, "content": "We need a way to match pipelines with IPA modules, so add fields in\nIPAModuleInfo to hold the IPA module API version number, the pipeline\nname, and the pipeline version.\n\nThe module API version is used to determine the layout of struct\nIPAModuleInfo.\n\nAlso update IPA module tests and Doxygen accordingly. Doxygen needs to\nbe updated to accomodate __attribute__((packed)).\n\nSigned-off-by: Paul Elder <paul.elder@ideasonboard.com>\n---\nChanges in v3:\n- remove PIPELINE_VERSION documentation (since the macro was removed,\n since pipeline versions are now a single number)\n\nChanges in v2:\n- combine pipeline major and minor versions into one using the\n Documentation/Doxyfile.in | 7 +++---\n\n include/libcamera/ipa/ipa_module_info.h | 10 ++++++--\n src/libcamera/ipa_module.cpp | 32 ++++++++++++++++++++-----\n test/ipa/ipa_test.cpp | 27 +++++++++++----------\n test/ipa/shared_test.cpp | 4 +++-\n 5 files changed, 55 insertions(+), 25 deletions(-)", "diff": "diff --git a/Documentation/Doxyfile.in b/Documentation/Doxyfile.in\nindex 67eaded..ac70efb 100644\n--- a/Documentation/Doxyfile.in\n+++ b/Documentation/Doxyfile.in\n@@ -2016,7 +2016,7 @@ ENABLE_PREPROCESSING = YES\n # The default value is: NO.\n # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.\n \n-MACRO_EXPANSION = NO\n+MACRO_EXPANSION = YES\n \n # If the EXPAND_ONLY_PREDEF and MACRO_EXPANSION tags are both set to YES then\n # the macro expansion is limited to the macros specified with the PREDEFINED and\n@@ -2024,7 +2024,7 @@ MACRO_EXPANSION = NO\n # The default value is: NO.\n # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.\n \n-EXPAND_ONLY_PREDEF = NO\n+EXPAND_ONLY_PREDEF = YES\n \n # If the SEARCH_INCLUDES tag is set to YES, the include files in the\n # INCLUDE_PATH will be searched if a #include is found.\n@@ -2057,7 +2057,8 @@ INCLUDE_FILE_PATTERNS = *.h\n # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.\n \n PREDEFINED = __DOXYGEN__ \\\n- __cplusplus\n+ __cplusplus \\\n+ __attribute__(x)=\n \n # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this\n # tag can be used to specify a list of macro names that should be expanded. The\ndiff --git a/include/libcamera/ipa/ipa_module_info.h b/include/libcamera/ipa/ipa_module_info.h\nindex 4e0d668..803b5d3 100644\n--- a/include/libcamera/ipa/ipa_module_info.h\n+++ b/include/libcamera/ipa/ipa_module_info.h\n@@ -7,14 +7,20 @@\n #ifndef __LIBCAMERA_IPA_MODULE_INFO_H__\n #define __LIBCAMERA_IPA_MODULE_INFO_H__\n \n+#include <stdint.h>\n+\n+#define IPA_MODULE_API_VERSION 1\n+\n #ifdef __cplusplus\n namespace libcamera {\n #endif\n \n struct IPAModuleInfo {\n+\tint moduleAPIVersion;\n+\tuint32_t pipelineVersion;\n+\tchar pipelineName[256];\n \tchar name[256];\n-\tunsigned int version;\n-};\n+} __attribute__((packed));\n \n #ifdef __cplusplus\n extern \"C\" {\ndiff --git a/src/libcamera/ipa_module.cpp b/src/libcamera/ipa_module.cpp\nindex 86cbe71..f79a44e 100644\n--- a/src/libcamera/ipa_module.cpp\n+++ b/src/libcamera/ipa_module.cpp\n@@ -169,6 +169,17 @@ int elfLoadSymbol(void *dst, size_t size, void *map, size_t soSize,\n \n } /* namespace */\n \n+/**\n+ * \\def IPA_MODULE_API_VERSION\n+ * \\brief The IPA module API version\n+ *\n+ * This version number specifies the version for the layout of\n+ * struct IPAModuleInfo. The IPA module shall use this macro to\n+ * set its moduleAPIVersion field.\n+ *\n+ * \\sa IPAModuleInfo::moduleAPIVersion\n+ */\n+\n /**\n * \\struct IPAModuleInfo\n * \\brief Information of an IPA module\n@@ -176,14 +187,23 @@ int elfLoadSymbol(void *dst, size_t size, void *map, size_t soSize,\n * This structure contains the information of an IPA module. It is loaded,\n * read, and validated before anything else is loaded from the shared object.\n *\n- * \\var IPAModuleInfo::name\n- * \\brief The name of the IPA module\n+ * \\var IPAModuleInfo::moduleAPIVersion\n+ * \\brief The IPA module API version that the IPA module implements\n+ *\n+ * This version number specifies the version for the layout of\n+ * struct IPAModuleInfo. The IPA module shall report here the version that\n+ * it was built for, using the macro IPA_MODULE_API_VERSION.\n+ *\n+ * \\var IPAModuleInfo::pipelineVersion\n+ * \\brief The pipeline handler version that the IPA module is for\n *\n- * \\var IPAModuleInfo::version\n- * \\brief The version of the IPA module\n+ * \\var IPAModuleInfo::pipelineName\n+ * \\brief The name of the pipeline handler that the IPA module is for\n *\n- * \\todo abi compatability version\n- * \\todo pipeline compatability matcher\n+ * This name is used to match a pipeline handler with the module.\n+ *\n+ * \\var IPAModuleInfo::name\n+ * \\brief The name of the IPA module\n */\n \n /**\ndiff --git a/test/ipa/ipa_test.cpp b/test/ipa/ipa_test.cpp\nindex 2dbc702..63e4243 100644\n--- a/test/ipa/ipa_test.cpp\n+++ b/test/ipa/ipa_test.cpp\n@@ -33,18 +33,17 @@ protected:\n \n \t\tconst struct IPAModuleInfo &info = ll->info();\n \n-\t\tif (strcmp(info.name, testInfo.name)) {\n-\t\t\tcerr << \"test IPA module has incorrect name\" << endl;\n-\t\t\tcerr << \"expected \\\"\" << testInfo.name << \"\\\", got \\\"\"\n-\t\t\t << info.name << \"\\\"\" << endl;\n-\t\t\tret = -1;\n-\t\t}\n-\n-\t\tif (info.version != testInfo.version) {\n-\t\t\tcerr << \"test IPA module has incorrect version\" << endl;\n-\t\t\tcerr << \"expected \\\"\" << testInfo.version << \"\\\", got \\\"\"\n-\t\t\t << info.version << \"\\\"\" << endl;\n-\t\t\tret = -1;\n+\t\tif (memcmp(&info, &testInfo, sizeof(info))) {\n+\t\t\tcerr << \"IPA module information mismatch: expected:\" << endl\n+\t\t\t << \"moduleAPIVersion = \" << testInfo.moduleAPIVersion << endl\n+\t\t\t << \"pipelineVersion = \" << testInfo.pipelineVersion << endl\n+\t\t\t << \"pipelineName = \" << testInfo.pipelineName << endl\n+\t\t\t << \"name = \" << testInfo.name\n+\t\t\t << \"got: \" << endl\n+\t\t\t << \"moduleAPIVersion = \" << info.moduleAPIVersion << endl\n+\t\t\t << \"pipelineVersion = \" << info.pipelineVersion << endl\n+\t\t\t << \"pipelineName = \" << info.pipelineName << endl\n+\t\t\t << \"name = \" << info.name << endl;\n \t\t}\n \n \t\tdelete ll;\n@@ -56,8 +55,10 @@ protected:\n \t\tint count = 0;\n \n \t\tconst struct IPAModuleInfo testInfo = {\n-\t\t\t\"It's over nine thousand!\",\n+\t\t\tIPA_MODULE_API_VERSION,\n \t\t\t9001,\n+\t\t\t\"bleep\",\n+\t\t\t\"It's over nine thousand!\",\n \t\t};\n \n \t\tcount += runTest(\"test/ipa/ipa-dummy-cpp.so\", testInfo);\ndiff --git a/test/ipa/shared_test.cpp b/test/ipa/shared_test.cpp\nindex 4e5c976..8bac439 100644\n--- a/test/ipa/shared_test.cpp\n+++ b/test/ipa/shared_test.cpp\n@@ -4,8 +4,10 @@ namespace libcamera {\n \n extern \"C\" {\n const struct libcamera::IPAModuleInfo ipaModuleInfo = {\n-\t\"It's over nine thousand!\",\n+\tIPA_MODULE_API_VERSION,\n \t9001,\n+\t\"bleep\",\n+\t\"It's over nine thousand!\",\n };\n };\n \n", "prefixes": [ "libcamera-devel", "v3", "03/10" ] }