[PATCH v4] i2c: imx-lpi2c: directly return ISR when detect a NACK

[Wolfram Sang]

On Wed, Aug 02, 2023 at 10:10:31PM +0200, Andi Shyti wrote:
> Hi
> 
> On Thu, 27 Jul 2023 11:03:47 +0800, carlos.song at nxp.com wrote:
> > A NACK flag in ISR means i2c bus error. In such condition,
> > there is no need to do read/write operation.
> > 
> > In this patch, i2c will check MSR_NDF, MSR_RDF and MSR_TDF
> > flag in turn, it's making mutually exclusive NACK/read/write.
> > So when a NACK is received(MSR_NDF), i2c will return ISR
> > directly and then stop i2c transfer.
> > 
> > [...]
> 
> Applied to i2c/andi-for-next on

Applied to for-next (via Andi's tree), thanks!

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