igt/vc4-label: Test setting labels of BOs.

So far this test is basically making sure that we throw appropriate
errors, and don't oops the kernel with silly inputs.

v2: Add to meson build.

Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>

1 files changed, 95 insertions, 0 deletions

diff --git a/tests/vc4_label_bo.c b/tests/vc4_label_bo.c
new file mode 100644
index 00000000..7510f87d
--- /dev/null
+++ b/tests/vc4_label_bo.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright © 2017 Broadcom
+ *
+ * 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.
+ */
+
+#include "igt.h"
+#include "igt_vc4.h"
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/ioctl.h>
+#include <poll.h>
+#include "vc4_drm.h"
+
+static void
+set_label(int fd, int handle, const char *name, int err)
+{
+	struct drm_vc4_label_bo label = {
+		.handle = handle,
+		.len = strlen(name),
+		.name = (uintptr_t)name,
+	};
+
+	if (err)
+		do_ioctl_err(fd, DRM_IOCTL_VC4_LABEL_BO, &label, err);
+	else
+		do_ioctl(fd, DRM_IOCTL_VC4_LABEL_BO, &label);
+}
+
+igt_main
+{
+	int fd;
+
+	igt_fixture
+		fd = drm_open_driver(DRIVER_VC4);
+
+	igt_subtest("set-label") {
+		int handle = igt_vc4_create_bo(fd, 4096);
+		set_label(fd, handle, "a test label", 0);
+		set_label(fd, handle, "a new test label", 0);
+		gem_close(fd, handle);
+	}
+
+	igt_subtest("set-bad-handle") {
+		set_label(fd, 0xd0d0d0d0, "bad handle", ENOENT);
+	}
+
+	igt_subtest("set-bad-name") {
+		int handle = igt_vc4_create_bo(fd, 4096);
+
+		struct drm_vc4_label_bo label = {
+			.handle = handle,
+			.len = 1000,
+			.name = 0,
+		};
+
+		do_ioctl_err(fd, DRM_IOCTL_VC4_LABEL_BO, &label, EFAULT);
+
+		gem_close(fd, handle);
+	}
+
+	igt_subtest("set-kernel-name") {
+		int handle = igt_vc4_create_bo(fd, 4096);
+		set_label(fd, handle, "BCL", 0);
+		set_label(fd, handle, "a test label", 0);
+		set_label(fd, handle, "BCL", 0);
+		gem_close(fd, handle);
+	}
+
+	igt_fixture
+		close(fd);
+}