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esp32c3_rtc: use small lock in arch/risc-v/src/esp32c3-legacy/esp32c3_rtc.c

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reason:
We would like to replace the big lock with a small lock.

Signed-off-by: hujun5 <hujun5@xiaomi.com>
This commit is contained in:
hujun5 2024-12-17 12:59:03 +08:00 committed by Xiang Xiao
parent 9ae786ca95
commit 6bcf698615
1 changed files with 14 additions and 13 deletions
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27
arch/risc-v/src/esp32c3-legacy/esp32c3_rtc.c
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@ -455,6 +455,7 @@ static RTC_DATA_ATTR struct esp32c3_rtc_backup_s rtc_saved_data;
static struct esp32c3_rtc_backup_s *g_rtc_save;
static bool g_rt_timer_enabled = false;
static spinlock_t g_rtc_lock = SP_UNLOCKED;
#endif
@ -3076,7 +3077,7 @@ time_t up_rtc_time(void)
uint64_t time_us;
irqstate_t flags;
flags = spin_lock_irqsave(NULL);
flags = spin_lock_irqsave(&g_rtc_lock);
/* NOTE: RT-Timer starts to work after the board is initialized, and the
* RTC controller starts works after up_rtc_initialize is initialized.
@ -3105,7 +3106,7 @@ time_t up_rtc_time(void)
esp32c3_rtc_get_boot_time();
}
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return (time_t)(time_us / USEC_PER_SEC);
}
@ -3133,7 +3134,7 @@ int up_rtc_settime(const struct timespec *ts)
uint64_t rtc_offset_us;
DEBUGASSERT(ts != NULL && ts->tv_nsec < NSEC_PER_SEC);
flags = spin_lock_irqsave(NULL);
flags = spin_lock_irqsave(&g_rtc_lock);
now_us = ((uint64_t) ts->tv_sec) * USEC_PER_SEC +
ts->tv_nsec / NSEC_PER_USEC;
@ -3153,7 +3154,7 @@ int up_rtc_settime(const struct timespec *ts)
g_rtc_save->offset = 0;
esp32c3_rtc_set_boot_time(rtc_offset_us);
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return OK;
}
@ -3219,7 +3220,7 @@ int up_rtc_gettime(struct timespec *tp)
irqstate_t flags;
uint64_t time_us;
flags = spin_lock_irqsave(NULL);
flags = spin_lock_irqsave(&g_rtc_lock);
if (g_rt_timer_enabled == true)
{
@ -3234,7 +3235,7 @@ int up_rtc_gettime(struct timespec *tp)
tp->tv_sec = time_us / USEC_PER_SEC;
tp->tv_nsec = (time_us % USEC_PER_SEC) * NSEC_PER_USEC;
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return OK;
}
@ -3277,7 +3278,7 @@ int up_rtc_setalarm(struct alm_setalarm_s *alminfo)
{
/* Create the RT-Timer alarm */
flags = spin_lock_irqsave(NULL);
flags = spin_lock_irqsave(&g_rtc_lock);
if (cbinfo->alarm_hdl == NULL)
{
@ -3288,7 +3289,7 @@ int up_rtc_setalarm(struct alm_setalarm_s *alminfo)
if (ret < 0)
{
rtcerr("ERROR: Failed to create rt_timer error=%d\n", ret);
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return ret;
}
}
@ -3309,7 +3310,7 @@ int up_rtc_setalarm(struct alm_setalarm_s *alminfo)
ret = OK;
}
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
}
return ret;
@ -3344,7 +3345,7 @@ int up_rtc_cancelalarm(enum alm_id_e alarmid)
if (cbinfo->ac_cb != NULL)
{
flags = spin_lock_irqsave(NULL);
flags = spin_lock_irqsave(&g_rtc_lock);
/* Stop and delete the alarm */
@ -3355,7 +3356,7 @@ int up_rtc_cancelalarm(enum alm_id_e alarmid)
cbinfo->deadline_us = 0;
cbinfo->alarm_hdl = NULL;
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
ret = OK;
}
@ -3386,7 +3387,7 @@ int up_rtc_rdalarm(struct timespec *tp, uint32_t alarmid)
DEBUGASSERT((RTC_ALARM0 <= alarmid) &&
(alarmid < RTC_ALARM_LAST));
flags = spin_lock_irqsave(NULL);
flags = spin_lock_irqsave(&g_rtc_lock);
/* Get the alarm according to the alarmid */
@ -3397,7 +3398,7 @@ int up_rtc_rdalarm(struct timespec *tp, uint32_t alarmid)
tp->tv_nsec = ((rt_timer_time_us() + g_rtc_save->offset +
cbinfo->deadline_us) % USEC_PER_SEC) * NSEC_PER_USEC;
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return OK;
}