[PATCH] i2c: mxs: use MXS_DMA_CTRL_WAIT4END instead of DMA_CTRL_ACK

[Wolfram Sang]

On Fri, Sep 11, 2020 at 05:01:39PM +0200, Matthias Schiffer wrote:
> The driver-specific usage of the DMA_CTRL_ACK flag was replaced with a
> custom flag in commit ceeeb99cd821 ("dmaengine: mxs: rename custom flag"),
> but i2c-mxs was not updated to use the new flag, completely breaking I2C
> transactions using DMA.
> 
> Fixes: ceeeb99cd821 ("dmaengine: mxs: rename custom flag")
> Signed-off-by: Matthias Schiffer <matthias.schiffer at ew.tq-group.com>

Applied to for-current, thanks!

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