linux-kernel - Re: [RFC][PATCH 2/2] disable boot interrupts on Intel X58 and 55x0

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Date:	Fri, 04 Sep 2009 10:06:59 -0700
From:	Daniel Walker <dwalker@...o99.com>
To:	Stefan Assmann <sassmann@...hat.com>
Cc:	linux-kernel@...r.kernel.org, jcm@...hat.com, sdietrich@...ell.com,
	linux-acpi@...r.kernel.org, andi@...stfloor.org, hpa@...or.com,
	mingo@...e.hu, Olaf.Dabrunz@....net, ktokunag@...hat.com,
	tglx@...utronix.de, lenb@...nel.org
Subject: Re: [RFC][PATCH 2/2] disable boot interrupts on Intel X58 and 55x0

On Fri, 2009-09-04 at 12:55 -0400, Stefan Assmann wrote:
> + * Disable boot interrupts on Intel X58, 55x0 (Tylersburg).
> + * See Intel document #321328-001, section 19.10.2.27.
> + * (Disable PCI INTx Routing to ICH)
> + */
> +#define INTEL_X58_55x0_QPIPINTRC_OFFSET        0xe0
> +#define INTEL_X58_55x0_QPIPINTRC_BIT   (1<<25)
> +static void quirk_disable_intel_tylersburg_boot_interrupt(struct
> pci_dev *dev)
> +{
> +       u32 pci_config_dword;
> +
> +       if (noioapicquirk)
> +               return;
> +
> +       pci_read_config_dword(dev, INTEL_X58_55x0_QPIPINTRC_OFFSET,
> &pci_config_dword);
> +       pci_config_dword |= INTEL_X58_55x0_QPIPINTRC_BIT;
> +       pci_write_config_dword(dev, INTEL_X58_55x0_QPIPINTRC_OFFSET,
> pci_config_dword);
> +
> +       printk(KERN_INFO "disabled boot interrupt on device 0x%04x:0x%
> 04x\n",
> +               dev->vendor, dev->device);
> +}
> +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_QPI_TBG15,  quirk_disable_intel_tylersburg_boot_interrupt);
> +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_QPI_TBG15,  quirk_disable_intel_tylersburg_boot_interrupt);


These lines are wildly long .. Could you reduce these down to a max of
80 characters..

Daniel

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