amdgpu: remove json package dependence

Except CUnit library, no additional external
library should be needed when compiling amdgpu_test.
This will keep this binary self containing.

Suggested-by: Christian König <christian.koenig@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

configure.ac

@@ -430,24 +430,10 @@ if test "x$AMDGPU" != xno; then
 			AC_SUBST([CUNIT_CFLAGS])
 		fi
 	fi
-
-	# Detect json-c library
-	PKG_CHECK_MODULES([JSONC], [json-c >= 0.10.1], [have_jsonc=yes], [have_jsonc=no])
-	if test "x${have_jsonc}" = "xno"; then
-		AC_CHECK_LIB([json-c], [json_object_object_get], [have_jsonc=yes], [have_jsonc=no])
-		if test "x${have_jsonc}" = "xyes"; then
-			JSONC_LIBS="-ljson-c"
-			JSONC_CFLAGS=""
-			AC_SUBST([JSONC_LIBS])
-			AC_SUBST([JSONC_CFLAGS])
-		fi
-	fi
 else
 	have_cunit=no
-	have_jsonc=no
 fi
 AM_CONDITIONAL(HAVE_CUNIT, [test "x$have_cunit" != "xno"])
-AM_CONDITIONAL(HAVE_JSONC, [test "x$have_jsonc" != "xno"])
 
 AM_CONDITIONAL(HAVE_AMDGPU, [test "x$AMDGPU" = xyes])
 if test "x$AMDGPU" = xyes; then
@@ -456,10 +442,6 @@ if test "x$AMDGPU" = xyes; then
 	if test "x$have_cunit" = "xno"; then
 		AC_MSG_WARN([Could not find cunit library. Disabling amdgpu tests])
 	fi
-
-	if test "x$have_jsonc" = "xno"; then
-		AC_MSG_WARN([Could not find json-c library. Disabling amdgpu tests])
-	fi
 else
 	AC_DEFINE(HAVE_AMDGPU, 0)
 fi

meson.build

@@ -222,7 +222,6 @@ libdrm_c_args = warn_c_args + ['-fvisibility=hidden']
 
 dep_pciaccess = dependency('pciaccess', version : '>= 0.10', required : with_intel)
 dep_cunit = dependency('cunit', version : '>= 2.1', required : false)
-dep_json = dependency('json-c', version : '>= 0.10.1', required : false)
 _cairo_tests = get_option('cairo-tests')
 if _cairo_tests != 'false'
   dep_cairo = dependency('cairo', required : _cairo_tests == 'true')

tests/amdgpu/Makefile.am

@@ -7,8 +7,7 @@ AM_CFLAGS = \
 
 LDADD = $(top_builddir)/libdrm.la \
 	$(top_builddir)/amdgpu/libdrm_amdgpu.la \
-	$(CUNIT_LIBS) \
+	$(CUNIT_LIBS)
-	$(JSONC_LIBS)
 
 if HAVE_INSTALL_TESTS
 bin_PROGRAMS = \
@@ -18,7 +17,7 @@ noinst_PROGRAMS = \
 	amdgpu_test
 endif
 
-amdgpu_test_CPPFLAGS = $(CUNIT_CFLAGS) $(JSONC_CFLAGS)
+amdgpu_test_CPPFLAGS = $(CUNIT_CFLAGS)
 
 amdgpu_test_SOURCES = \
 	amdgpu_test.c \

tests/amdgpu/meson.build

@@ -18,7 +18,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-if dep_cunit.found() and dep_json.found()
+if dep_cunit.found()
   amdgpu_test = executable(
     'amdgpu_test',
     files(
@@ -26,19 +26,9 @@ if dep_cunit.found() and dep_json.found()
       'vce_tests.c', 'uvd_enc_tests.c', 'vcn_tests.c', 'deadlock_tests.c',
       'vm_tests.c', 'ras_tests.c', 'syncobj_tests.c',
     ),
-    dependencies : [dep_cunit, dep_json, dep_threads],
+    dependencies : [dep_cunit, dep_threads],
     include_directories : [inc_root, inc_drm, include_directories('../../amdgpu')],
     link_with : [libdrm, libdrm_amdgpu],
     install : with_install_tests,
   )
-
-  configure_file(input : '../../data/amdgpu_ras.json',
-    output : 'amdgpu_ras.json',
-    configuration : configuration_data())
-
-  install_data(
-    '../../data/amdgpu_ras.json',
-    install_mode : 'rw-r--r--',
-    install_dir : datadir_amdgpu,
-  )
 endif

tests/amdgpu/ras_tests.c

@@ -30,7 +30,7 @@
 #include <fcntl.h>
 #include <stdio.h>
 #include "xf86drm.h"
-#include "json.h"
+#include "stdlib.h"
 
 const char *ras_block_string[] = {
 	"umc",
@@ -775,169 +775,12 @@ static void amdgpu_ras_enable_test(void)
 	}
 }
 
-static int _json_get_block_id(json_object *block_obj, const char *name)
-{
-	json_object *item_obj, *index_obj;
-
-	if (!json_object_object_get_ex(block_obj, name, &item_obj))
-		return -1;
-
-	if (!json_object_object_get_ex(item_obj, "index", &index_obj))
-		return -1;
-
-	return json_object_get_int(index_obj);
-}
-
-static int _json_get_subblock_id(json_object *block_obj, const char *block_name,
-				 const char *subblock_name)
-{
-	json_object *item_obj, *subblock_obj, *name_obj;
-
-	if (!json_object_object_get_ex(block_obj, block_name, &item_obj))
-		return -1;
-
-	if (!json_object_object_get_ex(item_obj, "subblock", &subblock_obj))
-		return -1;
-
-	if (!json_object_object_get_ex(subblock_obj, subblock_name, &name_obj))
-		return -1;
-
-	return json_object_get_int(name_obj);
-}
-
 static int amdgpu_ras_get_test_items(struct ras_test_item **pitems, int *size)
 {
-	json_object *root_obj = NULL;
+	*pitems = NULL;
-	json_object *block_obj = NULL;
+	*size = 0;
-	json_object *type_obj = NULL;
-	json_object *tests_obj = NULL;
-	json_object *test_obj = NULL;
-	json_object *tmp_obj = NULL;
-	json_object *tmp_type_obj = NULL;
-	json_object *subblock_obj = NULL;
-	int i, length;
-	struct ras_test_item *items = NULL;
-	int ret = -1;
 
-	root_obj = json_object_from_file("./amdgpu_ras.json");
+	return 0;
-	if (!root_obj)
-		root_obj = json_object_from_file(
-			"/usr/share/libdrm/amdgpu_ras.json");
-
-	if (!root_obj) {
-		CU_FAIL_FATAL("Couldn't find amdgpu_ras.json");
-		goto pro_end;
-	}
-
-	/* Check Version */
-	if (!json_object_object_get_ex(root_obj, "version", &tmp_obj)) {
-		CU_FAIL_FATAL("Wrong format of amdgpu_ras.json");
-		goto pro_end;
-	}
-
-	/* Block Definition */
-	if (!json_object_object_get_ex(root_obj, "block", &block_obj)) {
-		fprintf(stderr, "block isn't defined\n");
-		goto pro_end;
-	}
-
-	/* Type Definition */
-	if (!json_object_object_get_ex(root_obj, "type", &type_obj)) {
-		fprintf(stderr, "type isn't defined\n");
-		goto pro_end;
-	}
-
-	/* Enumulate test items */
-	if (!json_object_object_get_ex(root_obj, "tests", &tests_obj)) {
-		fprintf(stderr, "tests are empty\n");
-		goto pro_end;
-	}
-
-	length = json_object_array_length(tests_obj);
-
-	items = malloc(sizeof(struct ras_test_item) * length);
-	if (!items) {
-		fprintf(stderr, "malloc failed\n");
-		goto pro_end;
-	}
-
-	for (i = 0; i < length; i++) {
-		test_obj = json_object_array_get_idx(tests_obj, i);
-
-		/* Name */
-		if (!json_object_object_get_ex(test_obj, "name", &tmp_obj)) {
-			fprintf(stderr, "Test %d has no name\n", i);
-			goto pro_end;
-		}
-		strncpy(items[i].name, json_object_get_string(tmp_obj), 64);
-
-		/* block */
-		if (!json_object_object_get_ex(test_obj, "block", &tmp_obj)) {
-			fprintf(stderr, "Test:%s: block isn't defined\n",
-				items[i].name);
-			goto pro_end;
-		}
-		items[i].block = _json_get_block_id(
-			block_obj, json_object_get_string(tmp_obj));
-
-		/* check block id */
-		if (items[i].block < AMDGPU_RAS_BLOCK__UMC ||
-		    items[i].block >= AMDGPU_RAS_BLOCK__LAST) {
-			fprintf(stderr, "Test:%s: block id %d is invalid\n",
-				items[i].name, items[i].block);
-			goto pro_end;
-		}
-
-		/* subblock */
-		if (json_object_object_get_ex(test_obj, "subblock", &tmp_obj)) {
-			json_object_object_get_ex(test_obj, "block",
-				&subblock_obj);
-
-			items[i].sub_block = _json_get_subblock_id(
-				block_obj,
-				json_object_get_string(subblock_obj),
-				json_object_get_string(tmp_obj));
-			if (items[i].sub_block < 0) {
-				fprintf(stderr, "Test:%s: subblock in block id %d is invalid\n",
-					items[i].name, items[i].block);
-				goto pro_end;
-			}
-		} else
-			items[i].sub_block = 0;
-
-		/* type */
-		if (json_object_object_get_ex(test_obj, "type", &tmp_obj)) {
-			strncpy(items[i].error_type_str,
-				json_object_get_string(tmp_obj), 64);
-
-			if (json_object_object_get_ex(type_obj,
-				json_object_get_string(tmp_obj), &tmp_type_obj))
-				items[i].type = json_object_get_int(tmp_type_obj);
-			else
-				items[i].type = (enum amdgpu_ras_error_type)0;
-		}
-
-		/* address */
-		if (json_object_object_get_ex(test_obj, "address", &tmp_obj))
-			items[i].address = json_object_get_int(tmp_obj);
-		else
-			items[i].address = 0; /* default address 0 */
-
-		/* value */
-		if (json_object_object_get_ex(test_obj, "value", &tmp_obj))
-			items[i].value = json_object_get_int(tmp_obj);
-		else
-			items[i].value = 0; /* default value 0 */
-	}
-
-	*pitems = items;
-	*size = length;
-	ret = 0;
-pro_end:
-	if (root_obj)
-		json_object_put(root_obj);
-
-	return ret;
 }
 
 static void __amdgpu_ras_inject_test(void)