From: Oliver Neukum <oneukum@suse.de>
To: Juergen Gross <jgross@suse.com>
Cc: linux-kernel@vger.kernel.org, xen-devel@lists.xensource.com,
konrad.wilk@oracle.com, david.vrabel@citrix.com,
boris.ostrovsky@oracle.com, linux-usb@vger.kernel.org,
gregkh@linuxfoundation.org, cyliu@suse.com
Subject: Re: [PATCH 2/4] usb: Introduce Xen pvUSB frontend
Date: Thu, 26 Feb 2015 15:09:20 +0100 [thread overview]
Message-ID: <1424959760.27644.26.camel@linux-0dmf.site> (raw)
In-Reply-To: <1424957717-392-3-git-send-email-jgross@suse.com>
On Thu, 2015-02-26 at 14:35 +0100, Juergen Gross wrote:
> +
> + /* reset completion */
> + if ((info->ports[wIndex].status &
> USB_PORT_STAT_RESET) != 0 &&
> + time_after_eq(jiffies,
> info->ports[wIndex].timeout)) {
> + info->ports[wIndex].status |=
> + USB_PORT_STAT_C_RESET << 16;
> + info->ports[wIndex].status &=
> ~USB_PORT_STAT_RESET;
> +
> + if (info->devices[wIndex].status !=
> + USB_STATE_NOTATTACHED) {
> + info->ports[wIndex].status |=
> + USB_PORT_STAT_ENABLE;
> + info->devices[wIndex].status =
> + USB_STATE_DEFAULT;
> + }
> +
> + switch (info->devices[wIndex].speed) {
> + case USB_SPEED_LOW:
> + info->ports[wIndex].status |=
> + USB_PORT_STAT_LOW_SPEED;
> + break;
> + case USB_SPEED_HIGH:
> + info->ports[wIndex].status |=
> + USB_PORT_STAT_HIGH_SPEED;
> + break;
> + default:
> + break;
> + }
> + }
> +
> + ((u16 *)buf)[0] =
> cpu_to_le16(info->ports[wIndex].status);
> + ((u16 *)buf)[1] =
> cpu_to_le16(info->ports[wIndex].status >> 16);
Why in two chunks?
Regards
Oliver
> + break;
--
Oliver Neukum <oneukum@suse.de>
next prev parent reply other threads:[~2015-02-26 14:09 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-26 13:35 [PATCH 0/4] xen, usb: support pvUSB drivers Juergen Gross
2015-02-26 13:35 ` [PATCH 1/4] usb: Add Xen pvUSB protocol description Juergen Gross
2015-02-26 13:35 ` [PATCH 2/4] usb: Introduce Xen pvUSB frontend Juergen Gross
2015-02-26 14:09 ` Oliver Neukum [this message]
2015-02-26 13:35 ` [PATCH 3/4] usb: Introduce Xen pvUSB backend Juergen Gross
2015-03-02 11:39 ` [Xen-devel] " David Vrabel
2015-03-04 13:31 ` Juergen Gross
2015-03-04 13:41 ` Ian Campbell
2015-03-04 13:45 ` Juergen Gross
2015-03-04 13:53 ` David Vrabel
2015-03-04 14:09 ` Juergen Gross
2015-03-04 14:19 ` David Vrabel
2015-03-04 14:29 ` Ian Campbell
2015-03-04 14:41 ` Juergen Gross
2015-03-04 14:43 ` Peter Stuge
2015-03-04 14:46 ` Ian Campbell
2015-03-06 10:59 ` Pasi Kärkkäinen
2015-03-06 12:52 ` Austin S Hemmelgarn
2015-03-04 15:27 ` Greg KH
2015-03-04 15:31 ` Juergen Gross
2015-02-26 13:35 ` [PATCH 4/4] xen: add Xen pvUSB maintainer Juergen Gross
2015-02-26 17:25 ` Konrad Rzeszutek Wilk
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