tegra: Add simple test for drm_tegra_open()

This test opens a device, dumps the version information and checks that
a Tegra DRM context can be opened on it.

Signed-off-by: Thierry Reding <treding@nvidia.com>

configure.ac

@@ -423,6 +423,7 @@ AC_CONFIG_FILES([
 	tests/radeon/Makefile
 	tests/vbltest/Makefile
 	tests/exynos/Makefile
+	tests/tegra/Makefile
 	man/Makefile
 	libdrm.pc])
 AC_OUTPUT

tests/Makefile.am

@@ -24,6 +24,10 @@ if HAVE_EXYNOS
 SUBDIRS += exynos
 endif
 
+if HAVE_TEGRA
+SUBDIRS += tegra
+endif
+
 if HAVE_LIBUDEV
 
 check_LTLIBRARIES = libdrmtest.la

tests/tegra/.gitignore

@@ -0,0 +1 @@
+openclose

tests/tegra/Makefile.am

@@ -0,0 +1,13 @@
+AM_CPPFLAGS = \
+	-I$(top_srcdir)/include/drm \
+	-I$(top_srcdir)/tegra \
+	-I$(top_srcdir)
+
+AM_CFLAGS = -Wall -Werror
+
+LDADD = \
+	../../tegra/libdrm_tegra.la \
+	../../libdrm.la
+
+noinst_PROGRAMS = \
+	openclose

tests/tegra/openclose.c

@@ -0,0 +1,71 @@
+/*
+ * Copyright © 2014 NVIDIA 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "xf86drm.h"
+#include "tegra.h"
+
+static const char default_device[] = "/dev/dri/card0";
+
+int main(int argc, char *argv[])
+{
+	struct drm_tegra *tegra;
+	drmVersionPtr version;
+	const char *device;
+	int err, fd;
+
+	if (argc < 2)
+		device = default_device;
+	else
+		device = argv[1];
+
+	fd = open(device, O_RDWR);
+	if (fd < 0)
+		return 1;
+
+	version = drmGetVersion(fd);
+	if (version) {
+		printf("Version: %d.%d.%d\n", version->version_major,
+		       version->version_minor, version->version_patchlevel);
+		printf("  Name: %s\n", version->name);
+		printf("  Date: %s\n", version->date);
+		printf("  Description: %s\n", version->desc);
+
+		drmFreeVersion(version);
+	}
+
+	err = drm_tegra_new(&tegra, fd);
+	if (err < 0)
+		return 1;
+
+	drm_tegra_close(tegra);
+	close(fd);
+
+	return 0;
+}