All of lore.kernel.org
 help / color / mirror / Atom feed
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Lu Baolu <baolu.lu@linux.intel.com>
Cc: Mathias Nyman <mathias.nyman@intel.com>,
	Alan Stern <stern@rowland.harvard.edu>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 2/3] usb: xhci: implement device_suspend/device_resume entries
Date: Mon, 1 Jun 2015 10:49:19 +0900	[thread overview]
Message-ID: <20150601014919.GA23945@kroah.com> (raw)
In-Reply-To: <1431134130-7922-3-git-send-email-baolu.lu@linux.intel.com>

On Sat, May 09, 2015 at 09:15:29AM +0800, Lu Baolu wrote:
> This patch implements device_suspend/device_resume entries for xHC driver.
> device_suspend will be called when a USB device is about to suspend. It
> will issue a stop endpoint command for each endpoint in this device. The
> Suspend(SP) bit in the command TRB will set which will give xHC a hint
> about the suspend. device_resume will be called when a USB device is just
> resumed. It will ring doorbells of all endpoint unconditionally. XHC may
> use these suspend/resume hints to optimize its operation.
> 
> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
> ---
>  drivers/usb/host/xhci-hub.c |  2 +-
>  drivers/usb/host/xhci.c     | 38 ++++++++++++++++++++++++++++++++++++++
>  drivers/usb/host/xhci.h     |  9 +++++++++
>  3 files changed, 48 insertions(+), 1 deletion(-)

I want to see these come through Mathias, after he has verified that
they work properly.  I'll take them that way.

thanks,

greg k-h

  reply	other threads:[~2015-06-01  1:49 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-09  1:15 [PATCH v5 0/3] usb: notify hcd when USB device suspend or resume Lu Baolu
2015-05-09  1:15 ` [PATCH v5 1/3] " Lu Baolu
2015-05-09  1:15 ` [PATCH v5 2/3] usb: xhci: implement device_suspend/device_resume entries Lu Baolu
2015-06-01  1:49   ` Greg Kroah-Hartman [this message]
2015-05-09  1:15 ` [PATCH v5 3/3] usb: xhci: remove stop device and ring doorbell in hub control and bus suspend Lu Baolu
2015-06-25 14:53   ` Mathias Nyman
2015-06-26  4:52     ` Lu, Baolu

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150601014919.GA23945@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=baolu.lu@linux.intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=mathias.nyman@intel.com \
    --cc=stern@rowland.harvard.edu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.