From: Jean Delvare Date: Thu, 10 Sep 2020 09:57:08 +0000 (+0200) Subject: i2c: i801: Exclude device from suspend direct complete optimization X-Git-Tag: v5.4.71~62 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=e8e1d16e0b89be064bd97094af58dee7502858c7;p=users%2Fdwmw2%2Flinux.git i2c: i801: Exclude device from suspend direct complete optimization commit 845b89127bc5458d0152a4d63f165c62a22fcb70 upstream. By default, PCI drivers with runtime PM enabled will skip the calls to suspend and resume on system PM. For this driver, we don't want that, as we need to perform additional steps for system PM to work properly on all systems. So instruct the PM core to not skip these calls. Fixes: a9c8088c7988 ("i2c: i801: Don't restore config registers on runtime PM") Reported-by: Volker Rümelin Signed-off-by: Jean Delvare Cc: stable@vger.kernel.org Signed-off-by: Wolfram Sang [iwamatsu: Use DPM_FLAG_NEVER_SKIP instead of DPM_FLAG_NO_DIRECT_COMPLETE] Signed-off-by: Nobuhiro Iwamatsu (CIP) Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 9a80c3c7e8af2..c40eef4e7a985 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1891,6 +1891,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) pci_set_drvdata(dev, priv); + dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NEVER_SKIP); pm_runtime_set_autosuspend_delay(&dev->dev, 1000); pm_runtime_use_autosuspend(&dev->dev); pm_runtime_put_autosuspend(&dev->dev);