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drivers/rpmsg_port_spi: call rpmsg_port_spi_pm_action(false) in inactive path

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Only call rpmsg_port_spi_pm_action(false) when no more data to
transfer to avoid unnecessary pm unlock/lock operations.

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
2025-02-24 17:00:11 +08:00
committed by Xiang Xiao
parent 6ca67e4061
commit 8981810e96
2 changed files with 8 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/rpmsg/rpmsg_port_spi.c
+4 -1
View File
@@ -461,7 +461,6 @@ static void rpmsg_port_spi_complete_handler(FAR void *arg)
unlock: unlock:
spin_unlock_irqrestore(&rpspi->lock, flags); spin_unlock_irqrestore(&rpspi->lock, flags);
out: out:
rpmsg_port_spi_pm_action(rpspi, false);
if (atomic_xchg(&rpspi->transferring, 0) > 1) if (atomic_xchg(&rpspi->transferring, 0) > 1)
{ {
rpmsg_port_spi_exchange(rpspi); rpmsg_port_spi_exchange(rpspi);
@@ -471,6 +470,10 @@ out:
{ {
IOEXP_WRITEPIN(rpspi->ioe, rpspi->mreq, 1); IOEXP_WRITEPIN(rpspi->ioe, rpspi->mreq, 1);
} }
else
{
rpmsg_port_spi_pm_action(rpspi, false);
}
} }
/**************************************************************************** /****************************************************************************
drivers/rpmsg/rpmsg_port_spi_slave.c
+4 -1
View File
@@ -522,12 +522,15 @@ static void rpmsg_port_spi_slave_notify(FAR struct spi_slave_dev_s *dev,
unlock: unlock:
spin_unlock_irqrestore(&rpspi->lock, flags); spin_unlock_irqrestore(&rpspi->lock, flags);
out: out:
rpmsg_port_spi_pm_action(rpspi, false);
if (atomic_xchg(&rpspi->transferring, 0) > 1 || if (atomic_xchg(&rpspi->transferring, 0) > 1 ||
(rpspi->txavail > 0 && rpmsg_port_queue_nused(&rpspi->port.txq) > 0)) (rpspi->txavail > 0 && rpmsg_port_queue_nused(&rpspi->port.txq) > 0))
{ {
rpmsg_port_spi_exchange(rpspi); rpmsg_port_spi_exchange(rpspi);
} }
else
{
rpmsg_port_spi_pm_action(rpspi, false);
}
} }
/**************************************************************************** /****************************************************************************