From: Bjorn Helgaas <helgaas@kernel.org>
To: sathyanarayanan.kuppuswamy@linux.intel.com
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
ashok.raj@intel.com, keith.busch@intel.com
Subject: Re: [PATCH v3 1/5] PCI/ACPI: Add _OSC based negotiation support for DPC
Date: Fri, 31 May 2019 08:03:36 -0500 [thread overview]
Message-ID: <20190531130336.GO28250@google.com> (raw)
In-Reply-To: <1d7b8966972edcad8ac9f219e9d83b47beb85f6f.1557870869.git.sathyanarayanan.kuppuswamy@linux.intel.com>
On Tue, May 14, 2019 at 03:18:13PM -0700, sathyanarayanan.kuppuswamy@linux.intel.com wrote:
> From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
>
> As per PCI Firmware Specification, r3.2 ECN
> (https://members.pcisig.com/wg/PCI-SIG/document/12614), OS can use
> bit 7 of _OSC Control Field to negotiate control over Downstream Port
> Containment (DPC) configuration of PCIe port.
I think this citation should reference the "Downstream Port
Containment Related Enhancements ECN", i.e., it should include the
title of the ECN. I first thought you were citing the PCI Firmware
Spec, r3.2, but of course it's not in there.
Bjorn
next prev parent reply other threads:[~2019-05-31 13:03 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-14 22:18 [PATCH v3 0/5] Add Error Disconnect Recover (EDR) support sathyanarayanan.kuppuswamy
2019-05-14 22:18 ` [PATCH v3 1/5] PCI/ACPI: Add _OSC based negotiation support for DPC sathyanarayanan.kuppuswamy
2019-05-31 13:03 ` Bjorn Helgaas [this message]
2019-05-14 22:18 ` [PATCH v3 2/5] PCI/DPC: Allow dpc_probe() even if DPC is handled in firmware sathyanarayanan.kuppuswamy
2019-05-31 13:15 ` Bjorn Helgaas
2019-05-14 22:18 ` [PATCH v3 3/5] PCI/DPC: Add dpc_process_error() wrapper function sathyanarayanan.kuppuswamy
2019-05-14 22:18 ` [PATCH v3 4/5] PCI/DPC: Add Error Disconnect Recover (EDR) support sathyanarayanan.kuppuswamy
2019-05-31 14:11 ` Bjorn Helgaas
2019-05-14 22:18 ` [PATCH v3 5/5] PCI/ACPI: Expose EDR support via _OSC to BIOS sathyanarayanan.kuppuswamy
2019-05-31 14:12 ` [PATCH v3 0/5] Add Error Disconnect Recover (EDR) support Bjorn Helgaas
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