From fa12dfa08a7bdc7d67e3758f10461468a663ce2e Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Fri, 25 Aug 2023 11:37:46 +0200 Subject: dm: core: support reading a single indexed u64 value Add helper function to allow reading a single indexed u64 value from a device-tree property containing multiple u64 values, that is an array of u64's. Co-developed-by: Ashok Reddy Soma Signed-off-by: Ashok Reddy Soma Reviewed-by: Simon Glass Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/08043c8d204d0068f04c27de86afe78c75c50b69.1692956263.git.michal.simek@amd.com --- test/dm/ofnode.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'test') diff --git a/test/dm/ofnode.c b/test/dm/ofnode.c index 6fbebc7da08..b74f5c2ebcf 100644 --- a/test/dm/ofnode.c +++ b/test/dm/ofnode.c @@ -967,6 +967,14 @@ static int dm_test_ofnode_u64(struct unit_test_state *uts) ut_asserteq_64(0x1111222233334444, val); ut_asserteq(-EINVAL, ofnode_read_u64(node, "missing", &val)); + ut_assertok(ofnode_read_u64_index(node, "int64-array", 0, &val)); + ut_asserteq_64(0x1111222233334444, val); + ut_assertok(ofnode_read_u64_index(node, "int64-array", 1, &val)); + ut_asserteq_64(0x4444333322221111, val); + ut_asserteq(-EOVERFLOW, + ofnode_read_u64_index(node, "int64-array", 2, &val)); + ut_asserteq(-EINVAL, ofnode_read_u64_index(node, "missing", 0, &val)); + return 0; } DM_TEST(dm_test_ofnode_u64, UT_TESTF_SCAN_FDT); -- cgit v1.3.1