v3d_*: Add new tests for the V3D UABI.

These are basic non-rendering tests of the UABI.

Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Petri Latvala <petri.latvala@intel.com>

1 files changed, 80 insertions, 0 deletions

diff --git a/tests/v3d_get_param.c b/tests/v3d_get_param.c
new file mode 100644
index 00000000..76563406
--- /dev/null
+++ b/tests/v3d_get_param.c
@@ -0,0 +1,80 @@
+/*
+ * 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_v3d.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 "v3d_drm.h"
+#include "igt_v3d.h"
+
+igt_main
+{
+	int fd;
+
+	igt_fixture
+		fd = drm_open_driver(DRIVER_V3D);
+
+	igt_subtest("base-params") {
+		enum drm_v3d_param last_base_param =
+			DRM_V3D_PARAM_V3D_CORE0_IDENT2;
+
+		uint32_t results[last_base_param];
+
+		for (int i = 0; i < ARRAY_SIZE(results); i++)
+			results[i] = igt_v3d_get_param(fd, i);
+
+		/* HUB TVER field */
+		igt_assert_lte(3, results[DRM_V3D_PARAM_V3D_HUB_IDENT1] & 0xf);
+
+		/* CORE's ident, has VER field but also an ID. */
+		igt_assert_eq(results[DRM_V3D_PARAM_V3D_CORE0_IDENT0] & 0xffffff,
+			      0x443356 /* "V3D" */);
+	}
+
+	igt_subtest("get-bad-param") {
+		struct drm_v3d_get_param get = {
+			.param = 0xd0d0d0d0,
+		};
+		do_ioctl_err(fd, DRM_IOCTL_V3D_GET_PARAM, &get, EINVAL);
+	}
+
+	igt_subtest("get-bad-flags") {
+		struct drm_v3d_get_param get = {
+			.param = DRM_V3D_PARAM_V3D_HUB_IDENT1,
+			.pad = 1,
+		};
+		do_ioctl_err(fd, DRM_IOCTL_V3D_GET_PARAM, &get, EINVAL);
+	}
+
+	igt_fixture
+		close(fd);
+}