From: Niklas Cassel <cassel@kernel.org>
To: Hans Zhang <18255117159@163.com>
Cc: lpieralisi@kernel.org, kwilczynski@kernel.org,
bhelgaas@google.com, heiko@sntech.de, mani@kernel.org,
yue.wang@amlogic.com, pali@kernel.org, neil.armstrong@linaro.org,
robh@kernel.org, jingoohan1@gmail.com, khilman@baylibre.com,
jbrunet@baylibre.com, martin.blumenstingl@googlemail.com,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org,
linux-rockchip@lists.infradead.org
Subject: Re: [PATCH v5 0/2] Configure root port MPS during host probing
Date: Tue, 2 Sep 2025 10:33:16 +0200 [thread overview]
Message-ID: <aLarzJZI3E_sb7_Y@flawful.org> (raw)
In-Reply-To: <20250620155507.1022099-1-18255117159@163.com>
On Fri, Jun 20, 2025 at 11:55:05PM +0800, Hans Zhang wrote:
> Current PCIe initialization exhibits a key optimization gap: Root Ports
> may operate with non-optimal Maximum Payload Size (MPS) settings. While
> downstream device configuration is handled during bus enumeration, Root
> Port MPS values inherited from firmware or hardware defaults often fail
> to utilize the full capabilities supported by controller hardware. This
> results in suboptimal data transfer efficiency throughout the PCIe
> hierarchy.
(snip)
Gentle ping.
_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic
prev parent reply other threads:[~2025-09-02 8:49 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-20 15:55 [PATCH v5 0/2] Configure root port MPS during host probing Hans Zhang
2025-06-20 15:55 ` [PATCH v5 1/2] PCI: " Hans Zhang
2025-06-23 10:58 ` Manivannan Sadhasivam
2025-09-02 17:48 ` Bjorn Helgaas
2025-09-03 17:11 ` Hans Zhang
2025-09-03 17:35 ` Bjorn Helgaas
2025-09-04 10:13 ` Niklas Cassel
2025-11-04 15:00 ` Niklas Cassel
2025-11-04 16:32 ` Hans Zhang
2025-06-20 15:55 ` [PATCH v5 2/2] PCI: dwc: Remove redundant MPS configuration Hans Zhang
2025-06-20 16:05 ` [PATCH v5 0/2] Configure root port MPS during host probing Hans Zhang
2025-06-23 9:03 ` Niklas Cassel
2025-07-16 7:41 ` Niklas Cassel
2025-08-13 12:42 ` Niklas Cassel
2025-09-02 8:33 ` Niklas Cassel [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aLarzJZI3E_sb7_Y@flawful.org \
--to=cassel@kernel.org \
--cc=18255117159@163.com \
--cc=bhelgaas@google.com \
--cc=heiko@sntech.de \
--cc=jbrunet@baylibre.com \
--cc=jingoohan1@gmail.com \
--cc=khilman@baylibre.com \
--cc=kwilczynski@kernel.org \
--cc=linux-amlogic@lists.infradead.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=linux-rockchip@lists.infradead.org \
--cc=lpieralisi@kernel.org \
--cc=mani@kernel.org \
--cc=martin.blumenstingl@googlemail.com \
--cc=neil.armstrong@linaro.org \
--cc=pali@kernel.org \
--cc=robh@kernel.org \
--cc=yue.wang@amlogic.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox