Re: [PATCH Internal] thunderbolt: Remove enabling/disabling TMU based on CLx

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On Wed, Jun 21, 2023 at 05:37:22AM -0500, Sanjay R Mehta wrote:
> From: Sanath S <Sanath.S@xxxxxxx>
> 
> Since TMU is enabled by default on Intel SOCs for USB4 before Alpine
> Ridge, explicit enabling or disabling of TMU is not required.
> 
> However, the current implementation of enabling or disabling TMU based
> on CLx state is inadequate as not all SOCs with CLx disabled have TMU
> enabled by default, such as AMD Yellow Carp and Pink Sardine.
> 
> To address this, a quirk named "QUIRK_TMU_DEFAULT_ENABLED" is
> implemented to skip the enabling or disabling of TMU for SOCs where it
> is already enabled by default, such as Intel SOCs prior to Alpine Ridge.

If it is enabled by default "enabling" it again should not be a problem.
Can you elaborate this more?



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