Re: [PATCH v2 1/3] spi: spi-fsl-dspi: Fix external abort on interrupt in exit paths

[Krzysztof Kozlowski <krzk@xxxxxxxxxx>]

On Mon, Jun 15, 2020 at 04:12:28PM +0300, Vladimir Oltean wrote:
> On Mon, 15 Jun 2020 at 16:10, Mark Brown <broonie@xxxxxxxxxx> wrote:
> 
> >
> > It's a bit unusual to need to actually free the IRQ over suspend -
> > what's driving that requirement here?
> 
> clk_disable_unprepare(dspi->clk); is driving the requirement - same as
> in dspi_remove case, the module will fault when its registers are
> accessed without a clock.

In few cases when I have shared interrupt in different drivers, they
were just disabling it during suspend. Why it has to be freed?

Best regards,
Krzysztof