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From: Gerd Hoffmann <kraxel@redhat.com>
To: Hans de Goede <hdegoede@redhat.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 1/4] usb: split packet result into actual_length + status
Date: Fri, 19 Oct 2012 11:00:05 +0200	[thread overview]
Message-ID: <50811695.7010400@redhat.com> (raw)
In-Reply-To: <1350569156-2565-2-git-send-email-hdegoede@redhat.com>

  Hi,

> This patch unfortunately is somewhat invasive, since makeing the qemu
> usb core deal with this requires changes everywhere. This patch only
> prepares the usb core for this, all the hcd / device changes are done
> in such a way that there are no functional changes.

/me likes it.

When touching this _anyway_:  How about making usb_handle_packet and
->handle_data callbacks return void (or bool for completed/async) and
expect drivers to fill the fields in USBPacket instead?  That would kill
a little annonying difference in sync/async packet handling.

Adding a usb_packet_result(packet, length, status) helper function would
probably useful too.

cheers,
  Gerd

  reply	other threads:[~2012-10-19  9:29 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-18 14:05 [Qemu-devel] [PATCH 0/4] RFC: usb: split packet result into actual_length + status Hans de Goede
2012-10-18 14:05 ` [Qemu-devel] [PATCH 1/4] " Hans de Goede
2012-10-19  9:00   ` Gerd Hoffmann [this message]
2012-10-19 10:21     ` Hans de Goede
2012-10-31 13:01     ` Hans de Goede
2012-10-18 14:05 ` [Qemu-devel] [PATCH 2/4] usb-redir: Allow packets to have both data and an error-status Hans de Goede
2012-10-18 14:05 ` [Qemu-devel] [PATCH 3/4] ehci: Add support for packets with both data and an error status Hans de Goede
2012-10-18 14:05 ` [Qemu-devel] [PATCH 4/4] xhci: " Hans de Goede

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