On Wed, Jan 03, 2018 at 01:38:27AM +0100, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki <[email protected]> > > Make the PCIe port driver set DPM_FLAG_SMART_SUSPEND and > DPM_FLAG_LEAVE_SUSPENDED for the devices handled by it to benefit > from the opportunistic optimizations in the PCI layer enabled by > these flags. > > Signed-off-by: Rafael J. Wysocki <[email protected]>
Acked-by: Bjorn Helgaas <[email protected]> Please merge this along with the rest of the series. > --- > drivers/pci/pcie/portdrv_pci.c | 3 +++ > 1 file changed, 3 insertions(+) > > Index: linux-pm/drivers/pci/pcie/portdrv_pci.c > =================================================================== > --- linux-pm.orig/drivers/pci/pcie/portdrv_pci.c > +++ linux-pm/drivers/pci/pcie/portdrv_pci.c > @@ -150,6 +150,9 @@ static int pcie_portdrv_probe(struct pci > > pci_save_state(dev); > > + dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_SMART_SUSPEND | > + DPM_FLAG_LEAVE_SUSPENDED); > + > if (pci_bridge_d3_possible(dev)) { > /* > * Keep the port resumed 100ms to make sure things like >
