From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-Path: Message-ID: <572FFFD8.30709@intel.com> Date: Mon, 09 May 2016 11:11:20 +0800 From: "Yong, Jonathan" MIME-Version: 1.0 To: Bjorn Helgaas CC: linux-pci@vger.kernel.org, bhelgaas@google.com Subject: Re: [PATCH] PCI: PTM preliminary implementation References: <1461047358-4736-1-git-send-email-jonathan.yong@intel.com> <1461047358-4736-2-git-send-email-jonathan.yong@intel.com> <20160508023821.GA13531@localhost> In-Reply-To: <20160508023821.GA13531@localhost> Content-Type: text/plain; charset=ISO-8859-1; format=flowed List-ID: On 05/08/2016 10:38, Bjorn Helgaas wrote: > On Tue, Apr 19, 2016 at 06:29:18AM +0000, Yong, Jonathan wrote: >> Simplified Precision Time Measurement driver, activates PTM feature >> if a PCIe PTM requester (as per PCI Express 3.1 Base Specification >> section 7.32)is found, but not before checking if the rest of the >> PCI hierarchy can support it. >> >> The driver does not take part in facilitating PTM conversations, >> neither does it provide any useful services, it is only responsible >> for setting up the required configuration space bits. >> >> As of writing, there aren't any PTM capable devices on the market >> yet, but it is supported by the Intel Apollo Lake platform. > > Can you also add lspci support for the PTM capability? That will help > debugging. > > Bjorn > Do I also send it to this list? Or directly to Martin? As for the kernel code side, still cleaning things up.