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path: root/drivers/iio/test/iio-test-format.c
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Diffstat (limited to 'drivers/iio/test/iio-test-format.c')
-rw-r--r--drivers/iio/test/iio-test-format.c123
1 files changed, 96 insertions, 27 deletions
diff --git a/drivers/iio/test/iio-test-format.c b/drivers/iio/test/iio-test-format.c
index f1e951eddb43..237321436b83 100644
--- a/drivers/iio/test/iio-test-format.c
+++ b/drivers/iio/test/iio-test-format.c
@@ -14,10 +14,13 @@
static void iio_test_iio_format_value_integer(struct kunit *test)
{
- char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ char *buf;
int val;
int ret;
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
val = 42;
ret = iio_format_value(buf, IIO_VAL_INT, 1, &val);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "42\n");
@@ -41,153 +44,219 @@ static void iio_test_iio_format_value_integer(struct kunit *test)
static void iio_test_iio_format_value_fixedpoint(struct kunit *test)
{
- char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
int values[2];
+ char *buf;
int ret;
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
/* positive >= 1 */
values[0] = 1;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000010\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000010 dB\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000000010\n");
/* positive < 1 */
values[0] = 0;
values[1] = 12;
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000012\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000012 dB\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000000012\n");
/* negative <= -1 */
values[0] = -1;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000010\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000010 dB\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000000010\n");
/* negative > -1 */
values[0] = 0;
values[1] = -123;
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000123\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000123 dB\n");
- ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000000123\n");
}
static void iio_test_iio_format_value_fractional(struct kunit *test)
{
- char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
int values[2];
+ char *buf;
int ret;
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
/* positive < 1 */
values[0] = 1;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.100000000\n");
/* positive >= 1 */
values[0] = 100;
values[1] = 3;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "33.333333333\n");
/* negative > -1 */
values[0] = -1;
values[1] = 1000000000;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000000001\n");
/* negative <= -1 */
values[0] = -200;
values[1] = 3;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-66.666666666\n");
/* Zero */
values[0] = 0;
values[1] = -10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000000000\n");
}
static void iio_test_iio_format_value_fractional_log2(struct kunit *test)
{
- char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
int values[2];
+ char *buf;
int ret;
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
/* positive < 1 */
values[0] = 123;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.120117187\n");
/* positive >= 1 */
values[0] = 1234567;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1205.631835937\n");
/* negative > -1 */
values[0] = -123;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.120117187\n");
/* negative <= -1 */
values[0] = -1234567;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1205.631835937\n");
/* Zero */
values[0] = 0;
values[1] = 10;
- ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, 2, values);
+ ret = iio_format_value(buf, IIO_VAL_FRACTIONAL_LOG2, ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000000000\n");
}
static void iio_test_iio_format_value_multiple(struct kunit *test)
{
- char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
int values[] = {1, -2, 3, -4, 5};
+ char *buf;
int ret;
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
ret = iio_format_value(buf, IIO_VAL_INT_MULTIPLE,
ARRAY_SIZE(values), values);
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1 -2 3 -4 5 \n");
}
+static void iio_test_iio_format_value_integer_64(struct kunit *test)
+{
+ int values[2];
+ s64 value;
+ char *buf;
+ int ret;
+
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
+ value = 24;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "24\n");
+
+ value = -24;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-24\n");
+
+ value = 0;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0\n");
+
+ value = UINT_MAX;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "4294967295\n");
+
+ value = -((s64)UINT_MAX);
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-4294967295\n");
+
+ value = LLONG_MAX;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "9223372036854775807\n");
+
+ value = LLONG_MIN;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-9223372036854775808\n");
+}
+
static struct kunit_case iio_format_test_cases[] = {
KUNIT_CASE(iio_test_iio_format_value_integer),
KUNIT_CASE(iio_test_iio_format_value_fixedpoint),
KUNIT_CASE(iio_test_iio_format_value_fractional),
KUNIT_CASE(iio_test_iio_format_value_fractional_log2),
KUNIT_CASE(iio_test_iio_format_value_multiple),
+ KUNIT_CASE(iio_test_iio_format_value_integer_64),
{}
};
generated by cgit (git 2.34.1) at 2024-05-29 03:47:11 +0000