tests: Add gem_ctx_param_basic

Boring ioctl validation. Luckily no gaps found while doing it. v2: git add ftw! v3: Fixes: - args->size is an outparam for get, adjust test. - Pick an invalid param, not an invalid ioctl number ... tsk. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2026-08-20 12:52:55 +00:00 · 2015-02-06 17:54:46 +01:00
parent 75c075cb26
commit 6f582f70e1
5 changed files with 313 additions and 1 deletions
@@ -0,0 +1,137 @@
+/*
+ * Copyright © 2015 Intel Corporation
+ *
+ * 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, sublicense,
+ * 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 NONINFRINGEMENT.  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:
+ *    Daniel Vetter <daniel.vetter@ffwll.ch>
+ */
+
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <stdio.h>
+#include "ioctl_wrappers.h"
+#include "drmtest.h"
+#include "igt_aux.c"
+
+IGT_TEST_DESCRIPTION("Basic test for context set/get param input validation.");
+
+int fd;
+int32_t ctx;
+
+#define LOCAL_I915_GEM_CONTEXT_GETPARAM       0x34
+#define LOCAL_I915_GEM_CONTEXT_SETPARAM       0x35
+#define LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM DRM_IOWR (DRM_COMMAND_BASE + LOCAL_I915_GEM_CONTEXT_GETPARAM, struct local_i915_gem_context_param)
+#define LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM DRM_IOWR (DRM_COMMAND_BASE + LOCAL_I915_GEM_CONTEXT_SETPARAM, struct local_i915_gem_context_param)
+
+#define TEST_SUCCESS(ioc) \
+	igt_assert(drmIoctl(fd, (ioc), &ctx_param) == 0);
+#define TEST_FAIL(ioc, exp_errno) \
+	igt_assert(drmIoctl(fd, (ioc), &ctx_param) < 0 && errno == exp_errno);
+
+igt_main
+{
+	struct local_i915_gem_context_param ctx_param;
+
+	memset(&ctx_param, 0, sizeof(ctx_param));
+
+	igt_fixture {
+		fd = drm_open_any_render();
+		ctx = gem_context_create(fd);
+	}
+
+	ctx_param.param  = LOCAL_CONTEXT_PARAM_BAN_PERIOD;
+
+	igt_subtest("basic") {
+		ctx_param.context = ctx;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM);
+	}
+
+	igt_subtest("basic-default") {
+		ctx_param.context = 0;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM);
+	}
+
+	igt_subtest("invalid-ctx-get") {
+		ctx_param.context = 2;
+		TEST_FAIL(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM, ENOENT);
+	}
+
+	igt_subtest("invalid-ctx-set") {
+		ctx_param.context = ctx;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+		ctx_param.context = 2;
+		TEST_FAIL(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM, ENOENT);
+	}
+
+	igt_subtest("invalid-size-get") {
+		ctx_param.context = ctx;
+		ctx_param.size = 8;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+		igt_assert(ctx_param.size == 0);
+	}
+
+	igt_subtest("invalid-size-set") {
+		ctx_param.context = ctx;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+		ctx_param.size = 8;
+		TEST_FAIL(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM, EINVAL);
+		ctx_param.size = 0;
+	}
+
+	ctx_param.param  = LOCAL_CONTEXT_PARAM_BAN_PERIOD + 1;
+
+	igt_subtest("invalid-param-get") {
+		ctx_param.context = ctx;
+		TEST_FAIL(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM, EINVAL);
+	}
+
+	igt_subtest("invalid-param-set") {
+		ctx_param.context = ctx;
+		TEST_FAIL(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM, EINVAL);
+	}
+
+	ctx_param.param  = LOCAL_CONTEXT_PARAM_BAN_PERIOD;
+
+	igt_subtest("non-root-set") {
+		igt_fork(child, 1) {
+			igt_drop_root();
+
+			ctx_param.context = ctx;
+			TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+			ctx_param.value--;
+			TEST_FAIL(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM, EPERM);
+		}
+
+		igt_waitchildren();
+	}
+
+	igt_subtest("root-set") {
+		ctx_param.context = ctx;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_GETPARAM);
+		ctx_param.value--;
+		TEST_SUCCESS(LOCAL_IOCTL_I915_GEM_CONTEXT_SETPARAM);
+	}
+
+	igt_fixture
+		close(fd);
+}