Re: [Qemu-devel] [PATCH] allocate pci id for mdpy

[Michael S. Tsirkin]

On Tue, Apr 24, 2018 at 08:38:57AM +0200, Gerd Hoffmann wrote:
> mdpy is a sample pci device for vfio-mdev.  Not (yet) merged upstream,
> patch available here:
> 
> https://www.kraxel.org/cgit/linux/commit/?h=vfio-sample-display&id=6fd86cff3d7df38ab89625b16fdd6434b1c18749
> 
> Cc: Alex Williamson <address@hidden>
> Signed-off-by: Gerd Hoffmann <address@hidden>

Reviewed-by: Michael S. Tsirkin <address@hidden>

I presume this should be merged together with the
device implementation in qemu, or do you want this
in tree sooner?

> ---
>  docs/specs/pci-ids.txt | 1 +
>  include/hw/pci/pci.h   | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/docs/specs/pci-ids.txt b/docs/specs/pci-ids.txt
> index bb99a0257e..4d53e5c7d9 100644
> --- a/docs/specs/pci-ids.txt
> +++ b/docs/specs/pci-ids.txt
> @@ -62,6 +62,7 @@ PCI devices (other than virtio):
>  1b36:000a  PCI-PCI bridge (multiseat)
>  1b36:000b  PCIe Expander Bridge (-device pxb-pcie)
>  1b36:000d  PCI xhci usb host adapter
> +1b36:000f  mdpy (mdev sample device), linux/samples/vfio-mdev/mdpy.c
>  
>  All these devices are documented in docs/specs.
>  
> diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
> index a9c3ee5aa2..990d6fcbde 100644
> --- a/include/hw/pci/pci.h
> +++ b/include/hw/pci/pci.h
> @@ -101,6 +101,7 @@ extern bool pci_available;
>  #define PCI_DEVICE_ID_REDHAT_PCIE_RP     0x000c
>  #define PCI_DEVICE_ID_REDHAT_XHCI        0x000d
>  #define PCI_DEVICE_ID_REDHAT_PCIE_BRIDGE 0x000e
> +#define PCI_DEVICE_ID_REDHAT_MDPY        0x000f
>  #define PCI_DEVICE_ID_REDHAT_QXL         0x0100
>  
>  #define FMT_PCIBUS                      PRIx64
> -- 
> 2.9.3