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

Dmitry Osipenko
2020-12-29T14:27:44Z

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.