From b55f7362bd9d0104211af14c30803ebd1b231f07 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Thu, 10 Sep 2020 11:57:08 +0200 Subject: i2c: i801: Exclude device from suspend direct complete optimization MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 --- drivers/i2c/busses/i2c-i801.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/i2c') diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 58fc17e46694..3ac3b26cc931 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1698,6 +1698,7 @@ 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); -- cgit v1.2.3