Re: [PATCH v5 2/8] PCI: Allow runtime PM on Thunderbolt ports

2017-02-10 Thread Bjorn Helgaas
On Mon, Jan 30, 2017 at 08:15:40AM +0100, Rafael J. Wysocki wrote: > On Sat, Jan 28, 2017 at 11:09 PM, Bjorn Helgaas wrote: > > On Sun, Jan 15, 2017 at 09:03:45PM +0100, Lukas Wunner wrote: > >> Currently PCIe ports are only allowed to go to D3 if the BIOS is dated > >> 2015 or newer to avoid pote

Re: [PATCH v5 2/8] PCI: Allow runtime PM on Thunderbolt ports

2017-01-29 Thread Rafael J. Wysocki
On Sat, Jan 28, 2017 at 11:09 PM, Bjorn Helgaas wrote: > On Sun, Jan 15, 2017 at 09:03:45PM +0100, Lukas Wunner wrote: >> Currently PCIe ports are only allowed to go to D3 if the BIOS is dated >> 2015 or newer to avoid potential issues with old chipsets. However for >> Thunderbolt we know that ev

Re: [PATCH v5 2/8] PCI: Allow runtime PM on Thunderbolt ports

2017-01-28 Thread Bjorn Helgaas
On Sun, Jan 15, 2017 at 09:03:45PM +0100, Lukas Wunner wrote: > Currently PCIe ports are only allowed to go to D3 if the BIOS is dated > 2015 or newer to avoid potential issues with old chipsets. However for > Thunderbolt we know that even the oldest controller, Light Ridge (2010), > is able to su