[igt-dev] [PATCH i-g-t] tests: Add exercise for fbdev

* [igt-dev] [PATCH i-g-t] tests: Add exercise for fbdev
@ 2019-11-13 19:28 Chris Wilson
  2019-11-13 20:24 ` [igt-dev] ✗ Fi.CI.BAT: failure for " Patchwork
                   ` (6 more replies)
  0 siblings, 7 replies; 10+ messages in thread
From: Chris Wilson @ 2019-11-13 19:28 UTC (permalink / raw)
  To: intel-gfx; +Cc: igt-dev

I broke fb_mmap() proving that we need a test in CI!

References: https://bugs.freedesktop.org/show_bug.cgi?id=112256
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 tests/Makefile.sources                |  1 +
 tests/fbdev.c                         | 69 +++++++++++++++++++++++++++
 tests/intel-ci/fast-feedback.testlist |  1 +
 tests/meson.build                     |  1 +
 4 files changed, 72 insertions(+)
 create mode 100644 tests/fbdev.c

diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index abf1e2fc1..6b1d4cb22 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -24,6 +24,7 @@ TESTS_progs = \
 	drm_import_export \
 	drm_mm \
 	drm_read \
+	fbdev \
 	kms_3d \
 	kms_addfb_basic \
 	kms_atomic \
diff --git a/tests/fbdev.c b/tests/fbdev.c
new file mode 100644
index 000000000..170f5dd52
--- /dev/null
+++ b/tests/fbdev.c
@@ -0,0 +1,69 @@
+/*
+ * Copyright © 2019 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.
+ */
+
+#include "config.h"
+
+#include "igt.h"
+
+#include <fcntl.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <linux/fb.h>
+
+#include "igt.h"
+
+igt_main
+{
+	struct fb_var_screeninfo var_info;
+	struct fb_fix_screeninfo fix_info;
+	int fd = -1;
+
+	igt_fixture {
+		fd = open("/dev/fb0", O_RDWR);
+		igt_require_f(fd != -1, "/dev/fb0\n");
+
+		igt_require(ioctl(fd, FBIOGET_VSCREENINFO, &var_info) == 0);
+		igt_require(ioctl(fd, FBIOGET_FSCREENINFO, &fix_info) == 0);
+	}
+
+	igt_subtest("mmap") {
+		unsigned long size;
+		void *map;
+
+		size = var_info.yres * fix_info.line_length;
+		map = mmap(NULL, size, PROT_WRITE, MAP_SHARED, fd, 0);
+		igt_assert(map != MAP_FAILED);
+
+		memset(map, 0, size);
+		munmap(map, size);
+	}
+
+	igt_fixture {
+		close(fd);
+	}
+}
diff --git a/tests/intel-ci/fast-feedback.testlist b/tests/intel-ci/fast-feedback.testlist
index 9dd27b42e..dec6fdda1 100644
--- a/tests/intel-ci/fast-feedback.testlist
+++ b/tests/intel-ci/fast-feedback.testlist
@@ -2,6 +2,7 @@
 
 igt@core_auth@basic-auth
 igt@debugfs_test@read_all_entries
+igt@fbdev@mmap
 igt@gem_basic@bad-close
 igt@gem_basic@create-close
 igt@gem_basic@create-fd-close
diff --git a/tests/meson.build b/tests/meson.build
index 98f2db555..44bddd027 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -9,6 +9,7 @@ test_progs = [
 	'drm_import_export',
 	'drm_mm',
 	'drm_read',
+	'fbdev',
 	'kms_3d',
 	'kms_addfb_basic',
 	'kms_atomic',
-- 
2.24.0

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