Skip to content

[nrf fromlist] drivers: timer: nrf_grtc: Fix for optimization #3059

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Jul 21, 2025
+9 −4
Merged

[nrf fromlist] drivers: timer: nrf_grtc: Fix for optimization #3059

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
f9780d2
Revert "[nrf fromlist] drivers: timer: nrf_grtc_timer: Optimize to re…
nordic-krch Jul 18, 2025
4d942b0
[nrf fromlist] drivers: timer: nrf_grtc_timer: Optimize to reduce reg…
nordic-krch Mar 31, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 9 additions & 4 deletions drivers/timer/nrf_grtc_timer.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -549,10 +549,6 @@ void sys_clock_set_timeout(int32_t ticks, bool idle)
{
ARG_UNUSED(idle);

if (ticks == 0) {
return;
}

if (!IS_ENABLED(CONFIG_TICKLESS_KERNEL)) {
return;
}
Expand All @@ -562,6 +558,15 @@ void sys_clock_set_timeout(int32_t ticks, bool idle)
if ((cc_value == expired_cc) && (ticks < MAX_REL_TICKS)) {
uint32_t cyc = ticks * CYC_PER_TICK;

if (cyc == 0) {
/* GRTC will expire anyway since HW ensures that past value triggers an
* event but we need to ensure to always progress the cc_value as this
* if condition expects that cc_value will change after each call to
* set_timeout function.
*/
cyc = 1;
}

/* If it's the first timeout setting after previous expiration and timeout
* is short so fast method can be used which utilizes relative CC configuration.
*/
Expand Down