linux-kernel - Re: PCI: Add function 1 DMA alias quirk for Marvell 88SS9183

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Message-ID: <540cd923-51b4-ff3e-ffd5-a642400ec22a@mailbox.org>
Date:   Tue, 14 Aug 2018 20:47:15 +0200
From:   Felix Blüthner <f.bluethner@...lbox.org>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     Alex Williamson <alex.williamson@...hat.com>,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: PCI: Add function 1 DMA alias quirk for Marvell 88SS9183

Yes, I can confirm that patch. It is the same change I already compiled
and installed and is running on my system successfully.

> On Mon, Aug 13, 2018 at 02:41:23PM -0500, Bjorn Helgaas wrote:
>> Hi,
>>
>> Thanks a lot for your new report
>> (https://bugzilla.kernel.org/show_bug.cgi?id=42679#c134).
>>
>> Can you confirm that the patch below is equivalent to what you tested and
>> it resolves the problem?  If so, I'll try to include it for v4.19.
> I applied this to pci/virtualization for v4.19.  Please let me know if you
> see any issues.
>
>> commit dd4e0ad485e12c9c04eb7a21ba69c24f12cb1918
>> Author: Bjorn Helgaas <bhelgaas@...gle.com>
>> Date:   Mon Aug 13 14:30:41 2018 -0500
>>
>>     PCI: Add function 1 DMA alias quirk for Marvell 88SS9183
>>     
>>     Add function 1 DMA alias quirk for Marvell 88SS9183 PCIe SSD Controller.
>>     
>>     Link: https://bugzilla.kernel.org/show_bug.cgi?id=42679#c134
>>     Reported-by: <f.bluethner@...lbox.org>
>>     Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
>>
>> diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
>> index deb051583eda..6994544125ff 100644
>> --- a/drivers/pci/quirks.c
>> +++ b/drivers/pci/quirks.c
>> @@ -3845,6 +3845,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x917a,
>>  /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c78 */
>>  DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9182,
>>  			 quirk_dma_func1_alias);
>> +/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c134 */
>> +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9183,
>> +			 quirk_dma_func1_alias);
>>  /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c46 */
>>  DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0,
>>  			 quirk_dma_func1_alias);