Re: [alsa-devel] [PATCH] soundwire: cdns: Fix compilation error on arm64

[Pierre-Louis Bossart]

> > diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
> > index cb6a331f4..0b5bcc209 100644
> > --- a/drivers/soundwire/cadence_master.c
> > +++ b/drivers/soundwire/cadence_master.c
> > @@ -9,6 +9,7 @@
> >   #include <linux/delay.h>
> >   #include <linux/device.h>
> >   #include <linux/interrupt.h>
> > +#include <linux/io.h>
>
> Why not add asm/io.h which is the header that actually defines
> readl/writel?

The vast majority of kernel code uses linux/io.h.
We use linux/io.h for SOF as well.

> >   #include <linux/module.h>
> >   #include <linux/mod_devicetable.h>
> >   #include <linux/soundwire/sdw_registers.h>
> > --
> > 2.15.0