From: Bjorn Helgaas <helgaas@kernel.org>
To: Wei Huang <wei.huang2@amd.com>
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, netdev@vger.kernel.org,
Jonathan.Cameron@huawei.com, corbet@lwn.net, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
alex.williamson@redhat.com, gospo@broadcom.com,
michael.chan@broadcom.com, ajit.khaparde@broadcom.com,
somnath.kotur@broadcom.com, andrew.gospodarek@broadcom.com,
manoj.panicker2@amd.com, Eric.VanTassell@amd.com,
vadim.fedorenko@linux.dev, horms@kernel.org,
bagasdotme@gmail.com, bhelgaas@google.com
Subject: Re: [PATCH V3 04/10] PCI/TPH: Add pci=nostmode to force No ST Mode
Date: Fri, 2 Aug 2024 12:05:33 -0500 [thread overview]
Message-ID: <20240802170533.GA154363@bhelgaas> (raw)
In-Reply-To: <65f25d99-bf27-4521-944e-7ebfe3447a14@amd.com>
On Thu, Aug 01, 2024 at 11:29:22PM -0500, Wei Huang wrote:
> On 7/23/24 17:44, Bjorn Helgaas wrote:
> > > +++ b/Documentation/admin-guide/kernel-parameters.txt
> > > @@ -4656,6 +4656,7 @@
> > > norid [S390] ignore the RID field and force use of
> > > one PCI domain per PCI function
> > > notph [PCIE] Do not use PCIe TPH
> > > + nostmode [PCIE] Force TPH to use No ST Mode
> >
> > Needs a little more context here about what this means. Users won't
> > know where to even look for "No ST Mode" unless they have a copy of
> > the spec.
>
> I can certainly add more description to talk about "No ST Mode". Also, will
> "tph_nostmode" be better than "nostmode" in your opinion?
I don't really care about the parameter name. I think just spelling
these out once, e.g., "PCIe TLP Processing Hints (TPH)" and "No ST
Mode (Steering Tags must be all zeros)" is probably enough context.
next prev parent reply other threads:[~2024-08-02 17:05 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-17 20:55 [PATCH V3 00/10] PCIe TPH and cache direct injection support Wei Huang
2024-07-17 20:55 ` [PATCH V3 01/10] PCI: Introduce PCIe TPH support framework Wei Huang
2024-07-17 20:55 ` [PATCH V3 02/10] PCI: Add TPH related register definition Wei Huang
2024-07-23 22:33 ` Bjorn Helgaas
2024-07-17 20:55 ` [PATCH V3 03/10] PCI/TPH: Add pci=notph to prevent use of TPH Wei Huang
2024-07-23 22:41 ` Bjorn Helgaas
2024-07-24 20:05 ` Wei Huang
2024-07-25 21:29 ` Bjorn Helgaas
2024-07-29 14:56 ` Wei Huang
2024-07-24 14:45 ` Alejandro Lucero Palau
2024-07-24 15:36 ` Bjorn Helgaas
2024-07-24 20:08 ` Wei Huang
2024-07-17 20:55 ` [PATCH V3 04/10] PCI/TPH: Add pci=nostmode to force No ST Mode Wei Huang
2024-07-23 22:44 ` Bjorn Helgaas
2024-08-02 4:29 ` Wei Huang
2024-08-02 17:05 ` Bjorn Helgaas [this message]
2024-07-17 20:55 ` [PATCH V3 05/10] PCI/TPH: Introduce API to check interrupt vector mode support Wei Huang
2024-07-23 22:28 ` Bjorn Helgaas
2024-07-17 20:55 ` [PATCH V3 06/10] PCI/TPH: Introduce API to retrieve TPH steering tags from ACPI Wei Huang
2024-07-23 22:22 ` Bjorn Helgaas
2024-08-02 4:58 ` Wei Huang
2024-08-02 16:58 ` Bjorn Helgaas
2024-07-17 20:55 ` [PATCH V3 07/10] PCI/TPH: Introduce API to update TPH steering tags in PCIe devices Wei Huang
2024-07-23 23:15 ` Bjorn Helgaas
2024-07-17 20:55 ` [PATCH V3 08/10] PCI/TPH: Add TPH documentation Wei Huang
2024-07-23 21:50 ` Bjorn Helgaas
2024-07-17 20:55 ` [PATCH V3 09/10] bnxt_en: Add TPH support in BNXT driver Wei Huang
2024-07-23 16:48 ` Bjorn Helgaas
2024-08-02 5:44 ` Wei Huang
2024-08-02 17:00 ` Bjorn Helgaas
2024-07-17 20:55 ` [PATCH V3 10/10] bnxt_en: Pass NQ ID to the FW when allocating RX/RX AGG rings Wei Huang
2024-07-20 8:08 ` [PATCH V3 00/10] PCIe TPH and cache direct injection support Lukas Wunner
2024-07-22 14:44 ` Wei Huang
2024-07-22 14:58 ` Lukas Wunner
2024-07-20 19:25 ` David Wei
2024-07-22 15:38 ` Wei Huang
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