Re: [PATCH v3 1/3] PCI: pciehp: Add support for disabling in-band presence

2019-10-21 Thread Mika Westerberg
On Thu, Oct 17, 2019 at 03:32:54PM -0400, Stuart Hayes wrote: > From: Alexandru Gagniuc > > The presence detect state (PDS) is normally a logical or of in-band and > out-of-band presence. As of PCIe 4.0, there is the option to disable > in-band presence so that the PDS bit always reflects the sta

[PATCH v3 1/3] PCI: pciehp: Add support for disabling in-band presence

2019-10-17 Thread Stuart Hayes
From: Alexandru Gagniuc The presence detect state (PDS) is normally a logical or of in-band and out-of-band presence. As of PCIe 4.0, there is the option to disable in-band presence so that the PDS bit always reflects the state of the out-of-band presence. The recommendation of the PCIe spec is