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From: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
To: "Krzysztof Wilczyński" <kw@linux.com>,
	"Andrew Murray" <amurray@thegoodpenguin.co.uk>,
	"Rob Herring" <robh@kernel.org>,
	"Toan Le" <toan@os.amperecomputing.com>,
	"Bjorn Helgaas" <bhelgaas@google.com>
Cc: "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	"Stéphane Graber" <stgraber@ubuntu.com>,
	stable@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH] PCI: xgene: Fix IB window setup
Date: Tue, 30 Nov 2021 14:30:46 +0000	[thread overview]
Message-ID: <163828263383.20216.14338890370157557636.b4-ty@arm.com> (raw)
In-Reply-To: <20211129173637.303201-1-robh@kernel.org>

On Mon, 29 Nov 2021 11:36:37 -0600, Rob Herring wrote:
> Commit 6dce5aa59e0b ("PCI: xgene: Use inbound resources for setup")
> broke PCI support on XGene. The cause is the IB resources are now sorted
> in address order instead of being in DT dma-ranges order. The result is
> which inbound registers are used for each region are swapped. I don't
> know the details about this h/w, but it appears that IB region 0
> registers can't handle a size greater than 4GB. In any case, limiting
> the size for region 0 is enough to get back to the original assignment
> of dma-ranges to regions.
> 
> [...]

Applied to pci/xgene, thanks!

[1/1] PCI: xgene: Fix IB window setup
      https://git.kernel.org/lpieralisi/pci/c/c7a75d0782

Thanks,
Lorenzo

WARNING: multiple messages have this Message-ID (diff)
From: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
To: "Krzysztof Wilczyński" <kw@linux.com>,
	"Andrew Murray" <amurray@thegoodpenguin.co.uk>,
	"Rob Herring" <robh@kernel.org>,
	"Toan Le" <toan@os.amperecomputing.com>,
	"Bjorn Helgaas" <bhelgaas@google.com>
Cc: "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	"Stéphane Graber" <stgraber@ubuntu.com>,
	stable@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH] PCI: xgene: Fix IB window setup
Date: Tue, 30 Nov 2021 14:30:46 +0000	[thread overview]
Message-ID: <163828263383.20216.14338890370157557636.b4-ty@arm.com> (raw)
In-Reply-To: <20211129173637.303201-1-robh@kernel.org>

On Mon, 29 Nov 2021 11:36:37 -0600, Rob Herring wrote:
> Commit 6dce5aa59e0b ("PCI: xgene: Use inbound resources for setup")
> broke PCI support on XGene. The cause is the IB resources are now sorted
> in address order instead of being in DT dma-ranges order. The result is
> which inbound registers are used for each region are swapped. I don't
> know the details about this h/w, but it appears that IB region 0
> registers can't handle a size greater than 4GB. In any case, limiting
> the size for region 0 is enough to get back to the original assignment
> of dma-ranges to regions.
> 
> [...]

Applied to pci/xgene, thanks!

[1/1] PCI: xgene: Fix IB window setup
      https://git.kernel.org/lpieralisi/pci/c/c7a75d0782

Thanks,
Lorenzo

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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2021-11-30 14:30 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-29 17:36 [PATCH] PCI: xgene: Fix IB window setup Rob Herring
2021-11-29 17:36 ` Rob Herring
2021-11-29 19:14 ` Stéphane Graber
2021-11-29 19:14   ` Stéphane Graber
2021-11-30  7:55 ` Krzysztof Wilczyński
2021-11-30  7:55   ` Krzysztof Wilczyński
2021-11-30 14:30 ` Lorenzo Pieralisi [this message]
2021-11-30 14:30   ` Lorenzo Pieralisi
2022-02-04 23:01 ` dann frazier
2022-02-04 23:01   ` dann frazier
2022-02-05 16:05   ` Rob Herring
2022-02-05 16:05     ` Rob Herring
2022-02-05 21:12     ` dann frazier
2022-02-05 21:12       ` dann frazier
2022-02-07 16:09       ` Rob Herring
2022-02-07 16:09         ` Rob Herring
2022-02-08  1:19         ` dann frazier
2022-02-08  1:19           ` dann frazier
2022-02-08 14:34           ` Rob Herring
2022-02-08 14:34             ` Rob Herring
2022-02-11  2:16             ` dann frazier
2022-02-11  2:16               ` dann frazier
2022-02-21 11:50               ` Thorsten Leemhuis
2022-02-21 11:50                 ` Thorsten Leemhuis
2022-02-06  9:52   ` Thorsten Leemhuis
2022-02-06  9:52     ` Thorsten Leemhuis
2022-03-07 14:25     ` [PATCH] PCI: xgene: Fix IB window setup #forregzbot Thorsten Leemhuis

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