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rptun: add RPTUN_PM_AUTORELAX method.

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Signed-off-by: ligd <liguiding1@xiaomi.com>
This commit is contained in:
ligd
2023-04-07 23:38:33 +08:00
committed by Xiang Xiao
parent f569c065f6
commit 7f3dce5bbb
2 changed files with 44 additions and 5 deletions
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drivers/rptun/Kconfig
+7
View File
@@ -78,4 +78,11 @@ config RPTUN_PM
goto RAM-retention mode, can't access from another CPU.
So, we provide this method to resolve this.
config RPTUN_PM_AUTORELAX
bool "rptun pm autorelax"
depends on RPTUN_PM
default y
---help---
use wd_timer to auto relax pm
endif # RPTUN
drivers/rptun/rptun.c
+37 -5
View File
@@ -71,6 +71,7 @@ struct rptun_priv_s
#ifdef CONFIG_RPTUN_PM
struct pm_wakelock_s wakelock;
uint16_t headrx;
struct wdog_s wdog;
#endif
};
@@ -201,6 +202,31 @@ static void rptun_wakeup_tx(FAR struct rptun_priv_s *priv)
}
#ifdef CONFIG_RPTUN_PM
#ifdef CONFIG_RPTUN_PM_AUTORELAX
static void rptun_pm_callback(wdparm_t arg)
{
FAR struct rptun_priv_s *priv = (FAR struct rptun_priv_s *)arg;
if (priv->rproc.state != RPROC_RUNNING)
{
return;
}
if (rptun_buffer_nused(&priv->rvdev, false))
{
rptun_wakeup_tx(priv);
wd_start(&priv->wdog, MSEC2TICK(RPTUN_TIMEOUT_MS),
rptun_pm_callback, (wdparm_t)priv);
}
else
{
pm_wakelock_relax(&priv->wakelock);
}
}
#endif
static inline void rptun_pm_action(FAR struct rptun_priv_s *priv,
bool stay)
{
@@ -210,16 +236,21 @@ static inline void rptun_pm_action(FAR struct rptun_priv_s *priv,
flags = enter_critical_section();
count = pm_wakelock_staycount(&priv->wakelock);
if (stay && count == 0)
{
pm_wakelock_stay(&priv->wakelock);
#ifdef CONFIG_RPTUN_PM_AUTORELAX
wd_start(&priv->wdog, MSEC2TICK(RPTUN_TIMEOUT_MS),
rptun_pm_callback, (wdparm_t)priv);
#endif
}
if (!stay && count > 0 && !rptun_buffer_nused(&priv->rvdev, false))
#ifndef CONFIG_RPTUN_PM_AUTORELAX
if (!stay && count > 0 && rptun_buffer_nused(&priv->rvdev, false) == 0)
{
pm_wakelock_relax(&priv->wakelock);
}
#endif
leave_critical_section(flags);
}
@@ -407,10 +438,11 @@ static int rptun_notify(FAR struct remoteproc *rproc, uint32_t id)
{
FAR struct rptun_priv_s *priv = rproc->priv;
FAR struct rpmsg_virtio_device *rvdev = &priv->rvdev;
FAR struct virtqueue *vq = rvdev->svq;
FAR struct virtio_device *vdev = rvdev->vdev;
FAR struct virtqueue *svq = rvdev->svq;
if (rvdev->vdev && vq &&
rvdev->vdev->vrings_info[vq->vq_queue_index].notifyid == id)
if (priv->rproc.state == RPROC_RUNNING &&
id == vdev->vrings_info[svq->vq_queue_index].notifyid)
{
rptun_pm_action(priv, true);
}