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soc: pm: move nvic resume after restore systick #201

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19 changes: 17 additions & 2 deletions kernel/timeout.c
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Original file line number Diff line number Diff line change
Expand Up @@ -336,6 +336,7 @@
#ifdef CONFIG_SOC_FAMILY_REALTEK_BEE
/* To support RTK PM */
extern void sys_clock_only_add_cycle_count(int32_t ticks);
extern void CPU_DLPS_Exit(void);
struct _timeout *get_first_timeout(void)
{
return first();
Expand Down Expand Up @@ -366,6 +367,7 @@

void sys_clock_announce_process_timeout(void)
{
/* Update the timeout list: only handle pended ticks. */
k_spinlock_key_t key = k_spin_lock(&timeout_lock);

struct _timeout *t;
Expand All @@ -383,11 +385,24 @@

pended_ticks = 0;

/* Separate the handling of pending tick counts and timeout
* callback functions to avoid errors when a timer is started
k_spin_unlock(&timeout_lock, key);

/* Resume NVIC to trigger interrupts that occurred during DLPS.
* ISR might update the timout list, so ensure this is done after updating

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TYPO_SPELLING 

kernel/timeout.c:391  'timout' may be misspelled - perhaps 'timeout'?
* the timeout list.
*/
__disable_irq();
CPU_DLPS_Exit();
__enable_irq();

/* Manually trigger processing of the timeout callback.
* Separating updating pended ticks and timeout
* callback processing to avoid errors if timer behaivor happens
* during the timer callback.
*/

key = k_spin_lock(&timeout_lock);

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kernel/timeout.c:404  please, no spaces at the start of a line

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kernel/timeout.c:404  please, no space before tabs

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CODE_INDENT 

kernel/timeout.c:404  code indent should use tabs where possible

for (t = first(); (t != NULL) && (t->dticks == 0); t = first()) {
remove_timeout(t);

Expand Down
5 changes: 2 additions & 3 deletions soc/realtek/bee/rtl87x2g/power.c
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Original file line number Diff line number Diff line change
Expand Up @@ -161,8 +161,6 @@
PM_DEVICE_ACTION_RESUME);
}

CPU_DLPS_Exit();

num_susp_rtk = 0;
}

Expand All @@ -183,7 +181,8 @@
sys_clock_restore_tick_and_cycle();
__enable_irq();

/* Subtract the pended tick from the timeout list and manually trigger a timeout process. */
/* Subtract the pended tick from the timeout list, resume NVIC and manually trigger the
* timeout callback process. */

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soc/realtek/bee/rtl87x2g/power.c:185  Block comments use a trailing */ on a separate line
sys_clock_announce_process_timeout();
}

Expand Down
2 changes: 1 addition & 1 deletion tests/boards/rtl87x2g_evb/pm/timeout_wakeup/src/main.c
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Expand Up @@ -98,7 +98,7 @@ ZTEST(timeout_wakeup, test_k_thread_wakeup)
uint32_t wakeup_count_thread;

power_get_statistics(&wakeup_count_before_test, &last_wakeup_clk, &last_sleep_clk);
while (test_thread_sleep_num <= THREAD_SLEEP_NUMBERS) {
while (test_thread_sleep_num < THREAD_SLEEP_NUMBERS) {
k_msleep(100);
test_thread_sleep_num++;
}
Expand Down
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