linux-kernel - Re: [PATCH v3 0/9] Support Runtime PM and host mode by Tegra ChipIdea USB driver

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Message-ID: <713c4b1a-a4b3-41ad-7aad-c49e594f778b@gmail.com>
Date:   Tue, 12 Jan 2021 09:56:37 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Peter Chen <peter.chen@....com>, Felipe Balbi <balbi@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Alan Stern <stern@...land.harvard.edu>,
        Matt Merhar <mattmerhar@...tonmail.com>,
        Nicolas Chauvet <kwizart@...il.com>,
        Peter Geis <pgwipeout@...il.com>,
        Ion Agorria <ion@...rria.com>,
        "linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 0/9] Support Runtime PM and host mode by Tegra ChipIdea
 USB driver

29.12.2020 17:26, Dmitry Osipenko пишет:
> 29.12.2020 08:16, Peter Chen пишет:
>> On 20-12-18 15:02:37, Dmitry Osipenko wrote:
>>> This series implements Runtime PM support for the Tegra ChipIdea USB driver.
>>> It also squashes the older ehci-tegra driver into the ChipIdea driver, hence
>>> the RPM is supported by both UDC and host controllers, secondly this opens
>>> opportunity for implementing OTG support in the future.
>>>
>>> Patchset was tested on various Tegra20, Tegra30 and Tegra124 devices.
>>> Thanks to Peter Geis, Matt Merhar, Nicolas Chauvet and Ion Agorria for
>>> helping with the extensive and productive testing!
>>>
>>> Changelog:
>>>
>>> v3: - Replaced "goto" with if-statements as was suggested by Thierry Reding.
>>>
>>>     - Improved wording of the deprecated Kconfig entry as was suggested
>>>       by Alan Stern.
>>>
>>>     - Added ACKs from Thierry Reding and Alan Stern.
>>>
>>>     - Added a new minor patch "Specify TX FIFO threshold in UDC SoC info"
>>>       just for completeness, since we can now switch OTG to host mode in
>>>       the ChipIdea driver. Although, OTG support remains a work-in-progress
>>>       for now.
>>>
>>> v2: - Improved comments in the code as it was suggested by Peter Chen and
>>>       Sergei Shtylyov for v1.
>>>
>>>     - Replaced mdelay() with fsleep() and made ci->hdc to reset to NULL in
>>>       a error code path, like it was suggested by Peter Chen.
>>>
>>>     - Redirected deprecated USB_EHCI_TEGRA Kconfig entry to USB_CHIPIDEA_TEGRA
>>>       as was suggested by Alan Stern.
>>>
>>>     - Improved commit message and added ACK from Thierry Reding to the patch
>>>       that removes MODULE_ALIAS.
>>>
>>>     - Fixed UDC PHY waking up on ASUS TF201 tablet device by utilizing
>>>       additional VBUS sensor. This was reported and tested by Ion Agorria.
>>>
>>>     - Added t-b from Ion Agorria.
>>>
>>> Dmitry Osipenko (8):
>>>   usb: phy: tegra: Add delay after power up
>>>   usb: phy: tegra: Support waking up from a low power mode
>>>   usb: chipidea: tegra: Remove MODULE_ALIAS
>>>   usb: chipidea: tegra: Rename UDC to USB
>>>   usb: chipidea: tegra: Support runtime PM
>>>   usb: chipidea: tegra: Specify TX FIFO threshold in UDC SoC info
>>>   usb: host: ehci-tegra: Remove the driver
>>>   ARM: tegra_defconfig: Enable USB_CHIPIDEA_HOST and remove
>>>     USB_EHCI_TEGRA
>>>
>>> Peter Geis (1):
>>>   usb: chipidea: tegra: Support host mode
>>
>> Chipidea related (patch 3-7) are applied, thanks.
> 
> Hello Peter,
> 
> Thank you for applying the patches.
> 
> Who will apply the remaining patches?
> 
> The Chipidea patch #6 depends on the PHY changes, otherwise USB will
> suspend and never resume.
> 

Peter, could you please apply the PHY and defconfig patches along with
the CI patches to -next? I.e. the whole series. Preferentially in
original ordering of patches should be preserved.

Thanks in advance.