From ab5d97b897e0e7fff938c9bb3e09bcf3773215e2 Mon Sep 17 00:00:00 2001 From: Pan Xiuli Date: Tue, 18 Jun 2019 01:36:59 +0800 Subject: [PATCH] ASoC: sof: mark last_busy value at runtime PM init If last_busy value is not set at runtime PM enable, the device will be suspend immediately after usage counter is 0. Set the last_busy value to make sure delay is working at first boot up. Signed-off-by: Pan Xiuli --- sound/soc/sof/sof-pci-dev.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/sof/sof-pci-dev.c b/sound/soc/sof/sof-pci-dev.c index ffe485f4ba71..3e3ee9c9aefd 100644 --- a/sound/soc/sof/sof-pci-dev.c +++ b/sound/soc/sof/sof-pci-dev.c @@ -232,6 +232,9 @@ static void sof_pci_probe_complete(struct device *dev) */ pm_runtime_allow(dev); + /* mark last_busy for pm_runtime to make sure not suspend immediately */ + pm_runtime_mark_last_busy(dev); + /* follow recommendation in pci-driver.c to decrement usage counter */ pm_runtime_put_noidle(dev); }