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From:   Devin Bayer <dev@doubly.so>
Subject: Re: pci_alloc_irq_vectors fails ENOSPC for XPS 13 9310
To:     Thomas Gleixner <tglx@linutronix.de>,
        Bjorn Helgaas <helgaas@kernel.org>,
        Kalle Valo <kvalo@codeaurora.org>
Cc:     Govind Singh <govinds@codeaurora.org>, linux-pci@vger.kernel.org,
        linux-wireless@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
        Thomas Krause <thomaskrause@posteo.de>,
        ath11k@lists.infradead.org
References: <20201103160838.GA246433@bjorn-Precision-5520>
 <874km61732.fsf@nanos.tec.linutronix.de>
Message-ID: <768b2f88-3da3-37bc-f512-f5249a52480e@doubly.so>
Date:   Fri, 6 Nov 2020 12:45:10 +0100
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On 03/11/2020 22.08, Thomas Gleixner wrote:
> On Tue, Nov 03 2020 at 10:08, Bjorn Helgaas wrote:
> 
> Check the BIOS for a switch which is named 'VT-d' or such. It might
> depend on 'Intel Virtualization Technology' or such.
> 

Thanks for this info. The platform I have, J1900, indeed does not support VT-d.

So I guess I'm not able to use this card. That's unfortunate.

It doesn't seem like the Windows driver works either. It doesn't give any errors
but it fails to find any wireless networks.

~ dev