From: Alan Stern <stern@rowland.harvard.edu>
To: Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>,
Boris.Krasnovskiy@lairdconnect.com, gregkh@linuxfoundation.org,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
Ludovic Desroches <ludovic.desroches@microchip.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/3] USB: host: ohci-at91: tailor power consumption
Date: Wed, 11 Sep 2019 11:09:10 -0400 (EDT) [thread overview]
Message-ID: <Pine.LNX.4.44L0.1909111108460.1483-100000@iolanthe.rowland.org> (raw)
In-Reply-To: <20190911064154.28633-1-nicolas.ferre@microchip.com>
On Wed, 11 Sep 2019, Nicolas Ferre wrote:
> Following a set of experiments we found areas of improvement for OHCI power
> consumption (and associated USB analog cells).
> This enhances the shutdown of residual power consumption in case of Linux
> suspend/resume and removal of the driver (when compiled as a module).
>
> Best regards,
> Nicolas
>
> Boris Krasnovskiy (2):
> USB: host: ohci-at91: completely shutdown the controller in
> at91_stop_hc()
> USB: host: ohci-at91: resume: balance the clock start call
>
> Nicolas Ferre (1):
> USB: host: ohci-at91: suspend: delay needed before to stop clocks
>
> drivers/usb/host/ohci-at91.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
For all three patches:
Acked-by: Alan Stern <stern@rowland.harvard.edu>
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prev parent reply other threads:[~2019-09-11 15:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-11 6:41 [PATCH 0/3] USB: host: ohci-at91: tailor power consumption Nicolas Ferre
2019-09-11 6:41 ` [PATCH 1/3] USB: host: ohci-at91: completely shutdown the controller in at91_stop_hc() Nicolas Ferre
2019-09-11 6:41 ` [PATCH 2/3] USB: host: ohci-at91: suspend: delay needed before to stop clocks Nicolas Ferre
2019-09-11 6:41 ` [PATCH 3/3] USB: host: ohci-at91: resume: balance the clock start call Nicolas Ferre
2019-09-11 15:09 ` Alan Stern [this message]
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