[PATCH] usb: dwc3-exynos fix unspecified suspend clk error handling

[krzk@kernel.org (Krzysztof Kozlowski)]

On Tue, Jan 10, 2017 at 11:37:24AM -0700, Shuah Khan wrote:
> On 01/10/2017 11:23 AM, Bartlomiej Zolnierkiewicz wrote:
> > I also think that regardless of what is decided on making susp_clk
> > non-optional for some Exynos SoCs we should probably remove the debug
> > message as it doesn't bring useful information and may be confusing.
> > 
> > Shuah, can you take care of this?
> 
> Yes. This message as it reads now is not only confusing, but also can
> lead users to think something is wrong.
> 
> I can get rid of it or I could change it from info to debug and change
> it to read:
> 
> "Optional Suspend clock isn't found. Diver operation isn't impacted"

It is even more confusing. If the clock is required (by binding, by
hardware) - make it an error. If it is completely not important - do not
print anything. If it is optional but helpful (enabling clock gives
someything) then print something... but it is not that case.

Best regards,
Krzysztof