From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mathias Nyman Subject: Re: [PATCH v5 1/1] usb:host:xhci support option to disable the xHCI USB2 HW LPM Date: Fri, 18 Aug 2017 14:08:23 +0300 Message-ID: <5996CAA7.2050304@linux.intel.com> References: <1502166477-23897-1-git-send-email-tqnguyen@apm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: "Thang Q. Nguyen" , Greg Kroah-Hartman , Rob Herring , Mark Rutland , Mathias Nyman , linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Phong Vo , Loc Ho , Tung Nguyen , patches , Iyappan Subramanian List-Id: devicetree@vger.kernel.org On 17.08.2017 06:19, Thang Q. Nguyen wrote: > On Tue, Aug 8, 2017 at 11:27 AM, Thang Q. Nguyen wrote: >> XHCI specification 1.1 does not require xHCI-compliant controllers >> to always enable hardware USB2 LPM. However, the current xHCI >> driver always enable it when seeing HLC=1. >> This patch supports an option for users to control disabling >> USB2 Hardware LPM via DT/ACPI attribute. >> This option is needed in case user would like to disable this >> feature. For example, their xHCI controller has its USB2 HW LPM >> broken. >> >> Signed-off-by: Tung Nguyen >> Signed-off-by: Thang Q. Nguyen >> Acked-by: Rob Herring >> --- ... >> > > Do you have any comments about this patch? Thanks. > -- Looks good, will send forward after 4.14-rc1 Thanks Mathias -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html