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From: Felipe Balbi <felipe.balbi@linux.intel.com>
To: Douglas Anderson <dianders@chromium.org>,
	Minas Harutyunyan <hminas@synopsys.com>,
	heiko@sntech.de
Cc: Alan Stern <stern@rowland.harvard.edu>,
	Artur Petrosyan <Arthur.Petrosyan@synopsys.com>,
	amstan@chromium.org, linux-rockchip@lists.infradead.org,
	William Wu <william.wu@rock-chips.com>,
	linux-usb@vger.kernel.org, Stefan Wahren <stefan.wahren@i2se.com>,
	Randy Li <ayaka@soulik.info>,
	zyw@rock-chips.com, mka@chromium.org, ryandcase@chromium.org,
	Amelie Delaunay <amelie.delaunay@st.com>,
	jwerner@chromium.org, dinguyen@opensource.altera.com,
	Elaine Zhang <zhangqing@rock-chips.com>,
	Douglas Anderson <dianders@chromium.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 4/5] USB: dwc2: Don't turn off the usbphy in suspend if wakeup is enabled
Date: Thu, 25 Apr 2019 15:41:50 +0300
Message-ID: <87mukes1dd.fsf@linux.intel.com> (raw)
Message-ID: <20190425124150.ft8ccG4QR6YEgy9xFS4215s5Xp4nUtQBQZpu7gd6BaY@z> (raw)
In-Reply-To: <20190418001356.124334-5-dianders@chromium.org>

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Douglas Anderson <dianders@chromium.org> writes:

> If the 'snps,need-phy-for-wake' is set in the device tree then:
>
> - We know that we can wakeup, so call device_set_wakeup_capable().
>   The USB core will use this knowledge to enable wakeup by default.
> - We know that we should keep the PHY on during suspend if something
>   on our root hub needs remote wakeup.  This requires the patch (USB:
>   Export usb_wakeup_enabled_descendants()).  Note that we don't keep
>   the PHY on at suspend time if it's not needed because it would be a
>   power draw.
>
> If we later find some users of dwc2 that can support wakeup without
> keeping the PHY on we may want to add a way to call
> device_set_wakeup_capable() without keeping the PHY on at suspend
> time.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> Signed-off-by: Chris Zhong <zyw@rock-chips.com>

checking file drivers/usb/dwc2/core.h
Hunk #1 FAILED at 861.
Hunk #2 FAILED at 1049.
2 out of 2 hunks FAILED
checking file drivers/usb/dwc2/platform.c
Hunk #3 FAILED at 487.
Hunk #4 succeeded at 513 (offset -9 lines).
Hunk #5 succeeded at 543 (offset -9 lines).
Hunk #6 succeeded at 556 (offset -9 lines).
1 out of 6 hunks FAILED


-- 
balbi

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  parent reply index

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-18  0:13 [PATCH v2 0/5] USB: dwc2: Allow wakeup from suspend; enable for rk3288-veyron Douglas Anderson
2019-04-18  0:13 ` [v2,1/5] usb: dwc2: bus suspend/resume for hosts with DWC2_POWER_DOWN_PARAM_NONE Doug Anderson
2019-04-18  0:13   ` [PATCH v2 1/5] " Douglas Anderson
2019-04-29  8:43   ` [v2,1/5] " Artur Petrosyan
2019-04-29  8:43     ` [PATCH v2 1/5] " Artur Petrosyan
2019-04-29 17:33     ` [v2,1/5] " Doug Anderson
2019-04-29 17:33       ` [PATCH v2 1/5] " Doug Anderson
2019-04-30  6:05       ` [v2,1/5] " Artur Petrosyan
2019-04-30  6:05         ` [PATCH v2 1/5] " Artur Petrosyan
2019-05-01  1:51         ` [v2,1/5] " Doug Anderson
2019-05-01  1:51           ` [PATCH v2 1/5] " Doug Anderson
2019-05-03  8:20           ` [v2,1/5] " Artur Petrosyan
2019-05-03  8:20             ` [PATCH v2 1/5] " Artur Petrosyan
2019-05-03 15:03             ` [v2,1/5] " Doug Anderson
2019-05-03 15:03               ` [PATCH v2 1/5] " Doug Anderson
2019-05-07  7:26               ` Artur Petrosyan
2019-05-01 23:58   ` [v2,1/5] " Doug Anderson
2019-05-01 23:58     ` [PATCH v2 1/5] " Doug Anderson
2019-05-03  8:25     ` [v2,1/5] " Artur Petrosyan
2019-05-03  8:25       ` [PATCH v2 1/5] " Artur Petrosyan
2019-05-03 15:07       ` [v2,1/5] " Doug Anderson
2019-05-03 15:07         ` [PATCH v2 1/5] " Doug Anderson
2019-05-07  7:05         ` Artur Petrosyan
2019-04-18  0:13 ` [v2,2/5] USB: Export usb_wakeup_enabled_descendants() Doug Anderson
2019-04-18  0:13   ` [PATCH v2 2/5] " Douglas Anderson
2019-04-18  0:13 ` [v2,3/5] Documentation: dt-bindings: Add snps,need-phy-for-wake for dwc2 USB Doug Anderson
2019-04-18  0:13   ` [PATCH v2 3/5] " Douglas Anderson
2019-04-25 12:40   ` [v2,3/5] " Felipe Balbi
2019-04-25 12:40     ` [PATCH v2 3/5] " Felipe Balbi
2019-04-25 18:09     ` [v2,3/5] " Doug Anderson
2019-04-25 18:09       ` [PATCH v2 3/5] " Doug Anderson
2019-04-25 19:58       ` [v2,3/5] " Doug Anderson
2019-04-25 19:58         ` [PATCH v2 3/5] " Doug Anderson
2019-05-02 18:36     ` [v2,3/5] " Doug Anderson
2019-05-02 18:36       ` [PATCH v2 3/5] " Doug Anderson
2019-04-30  1:23   ` [v2,3/5] " Rob Herring
2019-04-30  1:23     ` [PATCH v2 3/5] " Rob Herring
2019-04-30  5:25     ` [v2,3/5] " Doug Anderson
2019-04-30  5:25       ` [PATCH v2 3/5] " Doug Anderson
2019-04-18  0:13 ` [v2,4/5] USB: dwc2: Don't turn off the usbphy in suspend if wakeup is enabled Doug Anderson
2019-04-18  0:13   ` [PATCH v2 4/5] " Douglas Anderson
2019-04-25 12:41   ` Felipe Balbi [this message]
2019-04-25 12:41     ` Felipe Balbi
2019-04-18  0:13 ` [v2,5/5] ARM: dts: rockchip: Allow wakeup from rk3288-veyron's dwc2 USB ports Doug Anderson
2019-04-18  0:13   ` [PATCH v2 5/5] " Douglas Anderson
2019-04-18 12:40 ` [PATCH v2 0/5] USB: dwc2: Allow wakeup from suspend; enable for rk3288-veyron Minas Harutyunyan
2019-04-18 15:54   ` Doug Anderson
2019-04-19 11:43     ` Artur Petrosyan
2019-04-19 16:44       ` Artur Petrosyan
2019-04-22 15:50         ` Artur Petrosyan

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