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

From: Felix BlÃthner
Date: Tue Aug 14 2018 - 14:47:21 EST


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@xxxxxxxxxx>
>> 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@xxxxxxxxxxx>
>> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>>
>> 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);