Re: [PATCH 1/8] virtio-usb: add protocol header and skeleton dual-role driver

[Igor Skalkin <igor.skalkin@oss.qualcomm.com>]

On 9/25/2026 7:14 AM, Greg Kroah-Hartman wrote:
> On Thu, Sep 24, 2026 at 06:09:00PM +0200, Igor Skalkin wrote:
>> From: Aiswarya Cyriac <aiswarya.cyriac@oss.qualcomm.com>
>>
>> Add the virtio_usb device and virtqueue-wrapper skeleton, the
>> protocol header shared with the vhost gadget driver and userspace
>> backend, and probe()/remove() plumbing with no role support yet.
>>
>> Introduce a per-port virtio_usb_port array (vports[]), sized to the
>> device's negotiated port count, ahead of any code that actually
>> populates or reads it. Every later commit that adds a role to a port
>> (host, device, OTG) builds on this same array from the start, instead
>> of the host, device, and OTG subsystems each growing their own
>> separate port-indexed storage that later has to be reconciled.
>>
>> Wire the new drivers/usb/virtio_usb/ directory into the USB
>> subsystem's build (drivers/usb/Kconfig, drivers/usb/Makefile) as a
>> new CONFIG_USB_VIRTIO option, listed alongside the other USB
>> dual-mode controller drivers.
>>
>> Signed-off-by: Igor Skalkin <igor.skalkin@oss.qualcomm.com>
> 
> Why does this not match the author name?
> 
Sorry, this is an artifact of squashing a much larger internal history
(100+ commits) down to this 8-commit series. Will be fixed.

> thanks,
> 
> greg k-h
Thanks,
Igor