[PATCH v2 03/10] usb: dwc3: gadget: Don't send unintended link state change

Marek Vasut marex at denx.de
Tue Aug 1 13:44:47 CEST 2023


On 8/1/23 09:28, Eugen Hristev wrote:
> From: Venkatesh Yadav Abbarapu <venkatesh.abbarapu at amd.com>
> 
> [ Nguyen/Felipe/Greg: Ported from Linux kernel commit
> 	5b738211fb59 ("usb: dwc3: gadget: Don't send
> 				unintended link state change") ]
> 
> DCTL.ULSTCHNGREQ is a write-only field. When doing a read-modify-write
> to DCTL, the driver must make sure that there's no unintended link state
> change request from whatever is read from DCTL.ULSTCHNGREQ. Set link
> state change to no-action when the driver writes to DCTL.
> 
> Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu at amd.com>
> ---
> Not to be merged, I know Marek does not apply any patches to DWC3.

NAK. The statement above is not true, see patch 02/10 .


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