linux-kernel - Re: [PATCH] PCI: Add function 1 DMA alias quirk for Marvell 9170 SATA controller

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Message-ID: <20190405211333.GA159318@google.com>
Date:   Fri, 5 Apr 2019 16:13:33 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Andre Przywara <andre.przywara@....com>
Cc:     linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PCI: Add function 1 DMA alias quirk for Marvell 9170
 SATA controller

On Fri, Apr 05, 2019 at 04:20:47PM +0100, Andre Przywara wrote:
> There is a Marvell 88SE9170 PCIe SATA controller I found on a board
> here. Some quick testing with the ARM SMMU enabled reveals that it
> suffers from the same requester ID mixup problems as the other Marvell
> chips listed already.
> 
> Add the PCI vendor/device ID to the list of chips which need the
> workaround.
> 
> Signed-off-by: Andre Przywara <andre.przywara@....com>

Applied with stable tag to for-linus for v5.1, thanks!

> ---
>  drivers/pci/quirks.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
> index a59ad09ce911..a077f67fe1da 100644
> --- a/drivers/pci/quirks.c
> +++ b/drivers/pci/quirks.c
> @@ -3877,6 +3877,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9128,
>  /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c14 */
>  DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9130,
>  			 quirk_dma_func1_alias);
> +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9170,
> +			 quirk_dma_func1_alias);
>  /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c47 + c57 */
>  DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9172,
>  			 quirk_dma_func1_alias);
> -- 
> 2.17.1
>