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From: Ayaka <ayaka@soulik.info>
To: David Laight <David.Laight@ACULAB.COM>
Cc: "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	"felipe.balbi@linux.intel.com" <felipe.balbi@linux.intel.com>,
	"John.Youn@synopsys.com" <John.Youn@synopsys.com>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"heiko@sntech.de" <heiko@sntech.de>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-rockchip@lists.infradead.org" 
	<linux-rockchip@lists.infradead.org>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	"kishon@ti.com" <kishon@ti.com>,
	"randy.li@rock-chips.com" <randy.li@rock-chips.com>
Subject: Re: [PATCH v7 3/4] usb: dwc2: assert phy reset when waking up in rk3288 platform
Date: Tue, 6 Sep 2016 07:38:34 +0800	[thread overview]
Message-ID: <B43AE00F-5B70-4522-B5B7-DB02A5D02E8B@soulik.info> (raw)
In-Reply-To: <063D6719AE5E284EB5DD2968C1650D6DB00F483E@AcuExch.aculab.com>



從我的 iPad 傳送

> David Laight <David.Laight@ACULAB.COM> 於 2016年9月5日 下午9:35 寫道：
> 
> From: Randy Li
>> Sent: 03 September 2016 22:55
> ...
>> +            if (of_device_is_compatible(np, "rockchip,rk3288-usb")
>> +                    && (NULL != hsotg->phy->ops->reset))
>> +                hsotg->phy->ops->reset(hsotg->phy);
>> +
> 
> Is this the only place ops->reset() is called?
Yes.
> Probably much better to check it first.
Sure.
> 
>            if (hsotg->phy->ops->reset
>                    && of_device_is_compatible(np, "rockchip,rk3288-usb")
>                hsotg->phy->ops->reset(hsotg->phy);
I see, if there is no the other review request for this version, I would submit a new version to fix this problem tonight.
> 
>    David

WARNING: multiple messages have this Message-ID

From: Ayaka <ayaka-xPW3/0Ywev/iB9QmIjCX8w@public.gmane.org>
To: David Laight <David.Laight-ZS65k/vG3HxXrIkS9f7CXA@public.gmane.org>
Cc: "linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"felipe.balbi-VuQAYsv1563Yd54FQh9/CA@public.gmane.org"
	<felipe.balbi-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
	"John.Youn-HKixBCOQz3hWk0Htik3J/w@public.gmane.org"
	<John.Youn-HKixBCOQz3hWk0Htik3J/w@public.gmane.org>,
	"mark.rutland-5wv7dgnIgG8@public.gmane.org"
	<mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org"
	<heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>,
	"gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org"
	<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
	<linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
	"robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org"
	<robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	"kishon-l0cyMroinI0@public.gmane.org"
	<kishon-l0cyMroinI0@public.gmane.org>,
	"randy.li-TNX95d0MmH7DzftRWevZcw@public.gmane.org"
	<randy.li-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Subject: Re: [PATCH v7 3/4] usb: dwc2: assert phy reset when waking up in rk3288 platform
Date: Tue, 6 Sep 2016 07:38:34 +0800	[thread overview]
Message-ID: <B43AE00F-5B70-4522-B5B7-DB02A5D02E8B@soulik.info> (raw)
In-Reply-To: <063D6719AE5E284EB5DD2968C1650D6DB00F483E-VkEWCZq2GCInGFn1LkZF6NBPR1lH4CV8@public.gmane.org>



從我的 iPad 傳送

> David Laight <David.Laight-ZS65k/vG3HxXrIkS9f7CXA@public.gmane.org> 於 2016年9月5日 下午9:35 寫道：
> 
> From: Randy Li
>> Sent: 03 September 2016 22:55
> ...
>> +            if (of_device_is_compatible(np, "rockchip,rk3288-usb")
>> +                    && (NULL != hsotg->phy->ops->reset))
>> +                hsotg->phy->ops->reset(hsotg->phy);
>> +
> 
> Is this the only place ops->reset() is called?
Yes.
> Probably much better to check it first.
Sure.
> 
>            if (hsotg->phy->ops->reset
>                    && of_device_is_compatible(np, "rockchip,rk3288-usb")
>                hsotg->phy->ops->reset(hsotg->phy);
I see, if there is no the other review request for this version, I would submit a new version to fix this problem tonight.
> 
>    David

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  reply	other threads:[~2016-09-05 23:38 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-03 21:55 [PATCH v7 0/4] the fix for the USB HOST1 at " Randy Li
2016-09-03 21:55 ` Randy Li
2016-09-03 21:55 ` [PATCH v7 1/4] phy: Add reset callback Randy Li
2016-09-03 21:55   ` Randy Li
2016-09-03 21:55 ` [PATCH v7 2/4] phy: rockchip-usb: use rockchip_usb_phy_reset to reset phy during wakeup Randy Li
2016-09-03 21:55   ` Randy Li
2016-09-03 21:55 ` [PATCH v7 3/4] usb: dwc2: assert phy reset when waking up in rk3288 platform Randy Li
2016-09-03 21:55   ` Randy Li
2016-09-03 22:08   ` Sergei Shtylyov
2016-09-03 22:08     ` Sergei Shtylyov
2016-09-05 13:35   ` David Laight
2016-09-05 13:35     ` David Laight
2016-09-05 23:38     ` Ayaka [this message]
2016-09-05 23:38       ` Ayaka
2016-09-06  5:14   ` Kishon Vijay Abraham I
2016-09-06  5:14     ` Kishon Vijay Abraham I
2016-09-06 18:54     ` John Youn
2016-09-06 18:54       ` John Youn
2016-09-07  1:19       ` Ayaka
2016-09-07  1:19         ` Ayaka
2016-09-07  2:02         ` John Youn
2016-09-07  2:02           ` John Youn
2016-09-03 21:55 ` [PATCH v7 4/4] ARM: dts: rockchip: Point rk3288 dwc2 usb at the full PHY reset Randy Li
2016-09-03 21:55   ` Randy Li

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