From: Niklas Cassel <cassel@kernel.org>
To: Randolph <randolph@andestech.com>
Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
bhelgaas@google.com, robh@kernel.org, kwilczynski@kernel.org,
lpieralisi@kernel.org, mani@kernel.org, jingoohan1@gmail.com,
samuel.holland@sifive.com, Frank.Li@nxp.com, cmirabil@redhat.com,
randolph.sklin@gmail.com, tim609@andestech.com
Subject: Re: [PATCH v2] PCI: dwc: Use multiple ATU regions for large bridge windows
Date: Wed, 21 Jan 2026 11:41:04 +0100 [thread overview]
Message-ID: <aXCtQA5HR60f5a9g@ryzen> (raw)
In-Reply-To: <20260109113430.2767264-1-randolph@andestech.com>
On Fri, Jan 09, 2026 at 07:34:30PM +0800, Randolph wrote:
> From: Samuel Holland <samuel.holland@sifive.com>
>
> Some SoCs may allocate more address space for a bridge window than can
> be covered by a single ATU region. Allow using a larger bridge window
> by allocating multiple adjacent ATU regions.
>
> Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
> Reviewed-by: Frank Li <Frank.Li@nxp.com>
> Acked-by: Charles Mirabile <cmirabil@redhat.com>
> Signed-off-by: Charles Mirabile <cmirabil@redhat.com>
> Co-developed-by: Randolph Lin <randolph@andestech.com>
> Signed-off-by: Randolph Lin <randolph@andestech.com>
> ---
Reviewed-by: Niklas Cassel <cassel@kernel.org>
next prev parent reply other threads:[~2026-01-21 10:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-09 11:34 [PATCH v2] PCI: dwc: Use multiple ATU regions for large bridge windows Randolph
2026-01-21 10:41 ` Niklas Cassel [this message]
2026-01-21 19:29 ` Charles Mirabile
2026-01-22 9:36 ` Manivannan Sadhasivam
2026-01-22 9:36 ` Manivannan Sadhasivam
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