On Fri, Jul 02, 2021 at 03:27:24PM +1200, Chris Packham wrote:
> Prior to commit 1538d82f4647 ("i2c: mpc: Interrupt driven transfer") the
> old interrupt handler would reread MPC_I2C_SR after checking the CSR_MIF
> bit. When the driver was re-written this was removed as it seemed
> unnecessary. However as it turns out this is necessary for i2c devices
> which do clock stretching otherwise we end up thinking the bus is still
> busy when processing the interrupt.
>
> Fixes: 1538d82f4647 ("i2c: mpc: Interrupt driven transfer")
> Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
Applied to for-current, thanks!
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