Re: [PATCH v4 0/4] i2c: designware: improve performance for transfers

[Wolfram Sang]

On Tue, Aug 23, 2016 at 07:18:52PM -0300, Lucas De Marchi wrote:
> Diff from v3:
> 
>     - Fix over 80chars in one place
> 
>     - Move check for adapter being able to dynamically update TAR to be done
>       on probe time rather than init as requested by Jarkko
> 
> For the previous version, Christian had added:
> 
> Tested-by: Christian Ruppert <christian.ruppert@xxxxxxxxxxx>
> on TB101 with Linux-4.7
> 
> And Jarkko added his Acked-by: Jarkko Nikula <jarkko.nikula@xxxxxxxxxxxxxxx>
> on patches 1 and 3 (now 4).
> 
> There's a new patch #2 as a preparatory work to move the check
> mentioned above to i2c_dw_probe().
> 
> v3 of "i2c: designware: do not disable adapter after transfer". Differences
> are:
> 
>     - Now there's a first patch that does not depend on IC_TAR being dynamically
>       enabled/disabled: it just doesn't wait for the state change when not needed.
> 
>     - We added a patch that allows detecting if HW supports the dynamic TAR updates
> 
>     - In the last patch the bits were changed as suggested by Jarkko.
> 
>     - This is tested on BayTrail and CherryTrail, both of them returning true for
>       "dynamically update TAR"
> 
> Josà Roberto de Souza (1):
>   i2c: designware: wait for disable/enable only if necessary
> 
> Lucas De Marchi (3):
>   i2c: designware: add common functions for locking
>   i2c: designware: detect when dynamic tar update is possible
>   i2c: designware: do not disable adapter after transfer

Applied to for-next, thanks! And thanks to all reviewers and testers,
much appreciated!

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