nuttx/nuttx-update
1
2
Fork 1
Code Issues 1 Pull requests 1 Projects Releases Packages Wiki Activity Actions

esp32s3_rtc: use small lock in arch/xtensa/src/esp32s3/esp32s3_rtc.c

Browse source 
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 11:15:23 +08:00 committed by Xiang Xiao
parent f7463941e8
commit 63f947941a
1 changed files with 15 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
arch/xtensa/src/esp32s3/esp32s3_rtc.c
View file

@ -366,6 +366,8 @@ static uint32_t g_rtc_dbias_pvt_240m = 28;
static uint32_t g_dig_dbias_pvt_non_240m = 27;
static uint32_t g_rtc_dbias_pvt_non_240m = 27;
static spinlock_t g_rtc_lock = SP_UNLOCKED;
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
@ -2740,7 +2742,7 @@ 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.
@ -2769,7 +2771,7 @@ time_t up_rtc_time(void)
esp32s3_rtc_get_boot_time();
}
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return (time_t)(time_us / USEC_PER_SEC);
}
@ -2797,7 +2799,7 @@ 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;
@ -2817,7 +2819,7 @@ int up_rtc_settime(const struct timespec *ts)
g_rtc_save->offset = 0;
esp32s3_rtc_set_boot_time(rtc_offset_us);
spin_unlock_irqrestore(NULL, flags);
spin_unlock_irqrestore(&g_rtc_lock, flags);
return OK;
}
@ -2883,7 +2885,7 @@ 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)
{
@ -2898,7 +2900,7 @@ 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;
}
@ -2941,7 +2943,7 @@ 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)
{
@ -2952,7 +2954,7 @@ 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;
}
}
@ -2974,7 +2976,7 @@ 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;
@ -3009,7 +3011,7 @@ 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 */
@ -3020,7 +3022,7 @@ 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;
}
@ -3051,7 +3053,7 @@ 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 */
@ -3062,7 +3064,7 @@ int up_rtc_rdalarm(struct timespec *tp, uint32_t alarmid)
tp->tv_nsec = ((esp32s3_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;
}