>
> On Mon, Jul 18, 2016 at 4:27 PM, Tomas Winkler <tomas.winkler@xxxxxxxxx>
> wrote:
> > The user space API is achieved via two synchronous IOCTL.
> > Simplified one, RPMB_IOC_REQ_CMD, were read result cycles is
> performed
> > by the framework on behalf the user and second, RPMB_IOC_SEQ_CMD
> where
> > the whole RPMB sequence including RESULT_READ is supplied by the caller.
> > The latter is intended for easier adjusting of the applications
> > that use MMC_IOC_MULTI_CMD ioctl.
> >
> > Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
> > ---
>
> [...]
>
> > diff --git a/drivers/char/rpmb/Kconfig b/drivers/char/rpmb/Kconfig
> > index c5e6e909efce..6794be9fcc5e 100644
> > --- a/drivers/char/rpmb/Kconfig
> > +++ b/drivers/char/rpmb/Kconfig
> > @@ -6,3 +6,10 @@ config RPMB
> > access RPMB partition.
> >
> > If unsure, select N.
> > +
> > +config RPMB_INTF_DEV
> > + bool "RPMB character device interface /dev/rpmbN"
>
> A bool Kconfig should ideally....
>
> > + depends on RPMB
> > + help
> > + Say yes here if you want to access RPMB from user space
> > + via character device interface /dev/rpmb%d
> > diff --git a/drivers/char/rpmb/Makefile b/drivers/char/rpmb/Makefile
> > index 812b3ed264c0..b5dc087b1299 100644
> > --- a/drivers/char/rpmb/Makefile
> > +++ b/drivers/char/rpmb/Makefile
> > @@ -1,4 +1,5 @@
> > obj-$(CONFIG_RPMB) += rpmb.o
> > rpmb-objs += core.o
> > +rpmb-$(CONFIG_RPMB_INTF_DEV) += cdev.o
This is not a builtin, this is an optional part of the module
> > +#include <linux/module.h>
>
> ....not use module.h or any MODULE_ macros from within it.
Can be dropped in this case as no macros are used,
but the pattern Kconfig bool -> no include module.h you are following has false positive cases.
Thanks
Tomas
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