[PATCH] i2c-imx.c: Synthesize end of transaction events without idle interrupts

[Wolfram Sang]

On Tue, Dec 22, 2020 at 11:48:50AM -0800, Kevin Paul Herbert wrote:
> Only the Layerscape SoCs have interrupts on bus idle, which facilitate
> sending events which complete slave bus transactions.
> 
> Add support for synthesizing missing events. If we see a master request,
> or a newly addressed slave request, if the last event sent to the backend
> was I2C_SLAVE_READ_REQUESTED, send the backend a I2C_SLAVE_READ_PROCESSED
> followed by I2C_SLAVE_STOP. For all other events, send an I2C_SLAVE_STOP.
> 
> Signed-off-by: Kevin Paul Herbert <kph at platinasystems.com>

Applied to for-next, thanks!

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