Re: [PATCH 6/6] pci: irq and pci_ids patch for Intel Lynx PointDeviceIDs

[Jesse Barnes]

On Mon, 23 Jan 2012 16:46:24 -0800
Seth Heasley <seth.heasley@xxxxxxxxx> wrote:

> This patch adds the LPC Controller DeviceIDs for the Intel Lynx Point PCH.
> 
> Signed-off-by: Seth Heasley <seth.heasley@xxxxxxxxx>
> ---
>  arch/x86/pci/irq.c      |    4 +++-
>  include/linux/pci_ids.h |    2 ++
>  2 files changed, 5 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
> index 372e9b8..22468b6 100644
> --- a/arch/x86/pci/irq.c
> +++ b/arch/x86/pci/irq.c
> @@ -604,7 +604,9 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
>  	||  (device >= PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MIN &&
>  	     device <= PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MAX)
>  	||  (device >= PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MIN &&
> -	     device <= PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MAX)) {
> +	     device <= PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MAX)
> +	||  (device >= PCI_DEVICE_ID_INTEL_LYNXPOINT_LPC_MIN &&
> +	     device <= PCI_DEVICE_ID_INTEL_LYNXPOINT_LPC_MAX)) {
>  		r->name = "PIIX/ICH";
>  		r->get = pirq_piix_get;
>  		r->set = pirq_piix_set;
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 31d77af..6a0359a 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -2800,6 +2800,8 @@
>  #define PCI_DEVICE_ID_INTEL_82454NX     0x84cb
>  #define PCI_DEVICE_ID_INTEL_84460GX	0x84ea
>  #define PCI_DEVICE_ID_INTEL_IXP4XX	0x8500
> +#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LPC_MIN	0x8c40
> +#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LPC_MAX	0x8c5f
>  #define PCI_DEVICE_ID_INTEL_IXP2800	0x9004
>  #define PCI_DEVICE_ID_INTEL_S21152BB	0xb152
>  

Seems we add every new GMCH or PCH anyway, why not just use the piix
routines for any unknown (therefore presumably new) Intel PCH device?

-- 
Jesse Barnes, Intel Open Source Technology Center

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