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| author | Mary Ruthven <mruthven@chromium.org> | 2023-04-26 12:42:38 -0500 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-04-27 16:48:10 +0000 |
| commit | f11b31e9125a24b47d551f81f8d5ec92f5f17173 (patch) | |
| tree | abf7ddc7d042139adff37e47a90416dd12c2e07b | |
| parent | 03328f1087025caa68f410763f87bbb131d377c9 (diff) | |
| download | chrome-ec-f11b31e9125a24b47d551f81f8d5ec92f5f17173.tar.gz | |
hwtimer: define MAX_TIME_USEC
0xffffffff is the maximum source time. Define a constant and use it
everywhere the source time is referenced.
BUG=b:262036852
TEST=none
Change-Id: I788515261ec8a1e810cc1fa1983ee348dbe091c4
Signed-off-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4481392
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
| -rw-r--r-- | chip/g/hwtimer.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/chip/g/hwtimer.c b/chip/g/hwtimer.c index 0e0251ca39..fe5db33858 100644 --- a/chip/g/hwtimer.c +++ b/chip/g/hwtimer.c @@ -31,7 +31,8 @@ * equivalent of approximately 0xffffffff usecs. Note that we lose 3us on * timer wrap due to loss of precision during division. */ -#define TIMELS_MAX (usecs_to_ticks(0xffffffff)) +#define MAX_TIME_USEC 0xffffffff +#define TIMELS_MAX (usecs_to_ticks(MAX_TIME_USEC)) /* * The below calculation is lightweight and can be implemented using @@ -114,7 +115,7 @@ uint32_t __hw_clock_source_read(void) void __hw_clock_source_set(uint32_t ts) { - GREG32(TIMELS, SOURCE(LOAD)) = usecs_to_ticks(0xffffffff - ts); + GREG32(TIMELS, SOURCE(LOAD)) = usecs_to_ticks(MAX_TIME_USEC - ts); } /* This handles rollover in the HW timer */ |