linux-kernel - Re: [PATCH v6] usb: dwc3: core: Workaround for CSR read timeout

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Message-ID: <2024061947-grandpa-bucktooth-4f55@gregkh>
Date: Wed, 19 Jun 2024 07:10:15 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: joswang <joswang1221@...il.com>
Cc: Thinh.Nguyen@...opsys.com, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	Jos Wang <joswang@...ovo.com>
Subject: Re: [PATCH v6] usb: dwc3: core: Workaround for CSR read timeout

On Wed, Jun 19, 2024 at 01:01:25PM +0800, joswang wrote:
> From: Jos Wang <joswang@...ovo.com>
> 
> This is a workaround for STAR 4846132, which only affects
> DWC_usb31 version2.00a operating in host mode.
> 
> There is a problem in DWC_usb31 version 2.00a operating
> in host mode that would cause a CSR read timeout When CSR
> read coincides with RAM Clock Gating Entry. By disable
> Clock Gating, sacrificing power consumption for normal
> operation.
> 
> Cc: stable@...r.kernel.org
> Signed-off-by: Jos Wang <joswang@...ovo.com>
> ---
> v5 -> v6: no change
> v4 -> v5: no change

If there was no change, why was there new versions submitted?  Please
always document what was done.

greg k-h