1:55 a.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git testing
head: 3347b9d6388587963d199b107278f89f05277a1b
commit: 3347b9d6388587963d199b107278f89f05277a1b [19/19] iio: Add basic unit test for
iio_format_value()
config: powerpc-allyesconfig (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git/commit/?id=...
git remote add iio https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git
git fetch --no-tags iio testing
git checkout 3347b9d6388587963d199b107278f89f05277a1b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
drivers/iio/test/iio-test-format.c: In function
'iio_test_iio_format_value_fixedpoint':
> drivers/iio/test/iio-test-format.c:98:1: warning: the frame size
of 2336 bytes is larger than 2048 bytes [-Wframe-larger-than=]
98 | }
| ^
vim +98 drivers/iio/test/iio-test-format.c
41
42 static void iio_test_iio_format_value_fixedpoint(struct kunit *test)
43 {
44 char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
45 int values[2];
46 int ret;
47
48 /* positive >= 1 */
49 values[0] = 1;
50 values[1] = 10;
51
52 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
53 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000010\n");
54
55 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
56 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000010 dB\n");
57
58 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
59 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000000010\n");
60
61 /* positive < 1 */
62 values[0] = 0;
63 values[1] = 12;
64
65 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
66 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000012\n");
67
68 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
69 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000012 dB\n");
70
71 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
72 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000000012\n");
73
74 /* negative <= -1 */
75 values[0] = -1;
76 values[1] = 10;
77
78 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
79 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000010\n");
80
81 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
82 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000010 dB\n");
83
84 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
85 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000000010\n");
86
87 /* negative > -1 */
88 values[0] = 0;
89 values[1] = -123;
90 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
91 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000123\n");
92
93 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
94 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000123 dB\n");
95
96 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
97 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000000123\n");
98 }
99
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org