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From: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <f0cc3ad6-ecdc-20f8-ed62-423477417ec1@redhat.com>
Date: Fri, 5 Jan 2018 10:22:22 +0100
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Subject: Re: [Qemu-devel] [PATCH v2] usb: Remove legacy -usbdevice option
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To: Markus Armbruster <armbru@redhat.com>
Cc: Samuel Thibault <samuel.thibault@gnu.org>, Thomas Huth <thuth@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, kraxel@redhat.com, qemu-devel@nongnu.org

On 05/01/2018 09:18, Markus Armbruster wrote:
>>> Would it be possible to make this automatic?  Before I could tell people
>>> "use -usbdevice braille to test braille", and now it would be
>>> "use -chardev braille,chardev=foobar -device usb-braille,chardev=foobar"
>> Maybe we can add "-braille" instead.  Something like this:
> More sugar, ugh!
> 
> What about giving braille property chardev a sensible default?
> Ideally in a self-documenting way, so that -device usb-braille,help
> shows the default.

That would mean automatically creating a back-end in a device's realize
property.  I'd rather avoid that, sugar is not bad per se.

Paolo