linux-kernel - Re: [PATCH] PCI: Add Ralink RT2800 broken INTx masking quirk

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Date:	Wed, 06 Jun 2012 15:47:54 -0600
From:	Alex Williamson <alex.williamson@...hat.com>
To:	bhelgaas@...gle.com
Cc:	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org, jan.kiszka@...mens.com,
	andihartmann@...19freenet.de
Subject: Re: [PATCH] PCI: Add Ralink RT2800 broken INTx masking quirk


D'oh, stale email for Bjorn.

On Wed, 2012-06-06 at 15:23 -0600, Alex Williamson wrote:
> Passes pci_intx_mask_supported but continues to send interrupts
> as discovered through VFIO-based device assignment.
> 
> http://www.spinics.net/lists/kvm/msg73738.html
> 
> Signed-off-by: Alex Williamson <alex.williamson@...hat.com>
> ---
> 
> Depends on Jan's base patch for this quirk:
> http://www.spinics.net/lists/linux-pci/msg15516.html
> 
>  drivers/pci/quirks.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
> index cbb4358..178f494 100644
> --- a/drivers/pci/quirks.c
> +++ b/drivers/pci/quirks.c
> @@ -2940,6 +2940,8 @@ static void __devinit quirk_broken_intx_masking(struct pci_dev *dev)
>  }
>  DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x0010,
>  			quirk_broken_intx_masking);
> +DECLARE_PCI_FIXUP_FINAL(0x1814, 0x0601, /* Ralink RT2800 802.11n PCI */
> +			quirk_broken_intx_masking);
>  
>  static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f,
>  			  struct pci_fixup *end)
> 



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