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pm: system: Resume devices in pm_system_resume

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pm_system_resume() can be called directly from ISR and because of this
devices should be resumed before calling pm_state_exit_post_ops().

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
This commit is contained in:
Flavio Ceolin 2024-04-29 14:55:34 -07:00 • committed by Carles Cufí
commit 1860dd9153
1 changed files with 5 additions and 5 deletions
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10
subsys/pm/pm.c
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@ -144,6 +144,11 @@ void pm_system_resume(void)
* and it may schedule another thread.
*/
if (atomic_test_and_clear_bit(z_post_ops_required, id)) {
#if defined(CONFIG_PM_DEVICE) && !defined(CONFIG_PM_DEVICE_RUNTIME_EXCLUSIVE)
if (atomic_add(&_cpus_active, 1) == 0) {
pm_resume_devices();
}
#endif
pm_state_exit_post_ops(z_cpus_pm_state[id].state, z_cpus_pm_state[id].substate_id);
pm_state_notify(false);
z_cpus_pm_state[id] = (struct pm_state_info){PM_STATE_ACTIVE,
@ -240,11 +245,6 @@ bool pm_system_suspend(int32_t ticks)
pm_stats_stop();
/* Wake up sequence starts here */
#if defined(CONFIG_PM_DEVICE) && !defined(CONFIG_PM_DEVICE_RUNTIME_EXCLUSIVE)
if (atomic_add(&_cpus_active, 1) == 0) {
pm_resume_devices();
}
#endif
pm_stats_update(z_cpus_pm_state[id].state);
pm_system_resume();
k_sched_unlock();