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From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: Marc Zyngier <maz@kernel.org>,
	D Scott Phillips <scott@os.amperecomputing.com>
Cc: linux-usb@vger.kernel.org,
	Mathias Nyman <mathias.nyman@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND] xhci: also avoid the XHCI_ZERO_64B_REGS quirk with a passthrough iommu
Date: Fri, 17 Mar 2023 17:18:52 +0200	[thread overview]
Message-ID: <d6be3f68-b61d-c830-5d0d-631fb05bb00e@linux.intel.com> (raw)
In-Reply-To: <86bkktxdpy.wl-maz@kernel.org>

On 16.3.2023 11.11, Marc Zyngier wrote:
> On Wed, 15 Mar 2023 18:14:40 +0000,
> D Scott Phillips <scott@os.amperecomputing.com> wrote:
>>
>> Previously the quirk was skipped when no iommu was present. The same
>> rationale for skipping the quirk also applies in the iommu.passthrough=1
>> case.
>>
>> Skip applying the XHCI_ZERO_64B_REGS quirk if the device's iommu domain is
>> passthrough.
>>
>> Fixes: 12de0a35c996 ("xhci: Add quirk to zero 64bit registers on Renesas PCIe controllers")
>> Signed-off-by: D Scott Phillips <scott@os.amperecomputing.com>
> 
> Acked-by: Marc Zyngier <maz@kernel.org>
> 
> 	M.

Thanks, adding to queue

-Mathias
  


      reply	other threads:[~2023-03-17 15:17 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-15 18:14 D Scott Phillips
2023-03-16  9:11 ` Marc Zyngier
2023-03-17 15:18   ` Mathias Nyman [this message]

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