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author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2025-03-05 13:08:16 +0300 |
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committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2025-03-18 01:25:58 +0300 |
commit | eea7791e00f33a2a7a0c56479805bf1642ba378d (patch) | |
tree | 7cbbdc1665847fc1a3734d92ebddc49791cd7d7d /lib/test_fortify/write_overflow-strncpy-src.c | |
parent | 0a243de9d009087fc99f591faa2c494ff5907fcd (diff) | |
download | linux-eea7791e00f33a2a7a0c56479805bf1642ba378d.tar.xz |
rtc: rzn1: implement one-second accuracy for alarms
The hardware alarm only supports one-minute accuracy which is coarse and
disables UIE usage. Use the 1-second interrupt to achieve per-second
accuracy. It is activated once we hit the per-minute alarm. The new
feature is optional. When there is no 1-second interrupt, old behaviour
with per-minute accuracy is used as before. With this feature, all tests
of 'rtctest' are successfully passed.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20250305101038.9933-2-wsa+renesas@sang-engineering.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'lib/test_fortify/write_overflow-strncpy-src.c')
0 files changed, 0 insertions, 0 deletions