Re: [PATCH v2 0/2] add hooks for usb suspend and resume

From: Greg KH
Date: Wed Dec 14 2022 - 03:49:07 EST


On Wed, Dec 14, 2022 at 04:14:54PM +0800, Puma Hsu wrote:
> In mobile, a co-processor can be used for USB audio. When the co-processor
> is working for USB audio, the co-processor is the user/owner of the USB
> driver, and the ACPU is able to sleep in such condition to improve power
> consumption. In order to support this, we need to create hooks in suspend
> and resume functions. We also upload our implementations for reviewing.
>
> Puma Hsu (2):
> usb: core: add hooks for usb suspend and resume
> usb: core: add implementations for usb suspend/resume hooks
>
> drivers/usb/core/driver.c | 36 +++++++++++++
> drivers/usb/core/usb-hooks-impl-goog.c | 72 ++++++++++++++++++++++++++
> drivers/usb/core/usb.h | 5 ++
> 3 files changed, 113 insertions(+)
> create mode 100644 drivers/usb/core/usb-hooks-impl-goog.c
>
> ---
> Changes in v2:
> - Remove the wrong input in the Makefile
> - Change description in commit message
>
> --
> 2.39.0.rc1.256.g54fd8350bd-goog
>

My review comments on v1 still pertain here.