> On Wednesday 24 February 2016 08:20:11 Michał Kępień wrote:
> > The dell_smi_error() method could be used by modules other than
> > dell-laptop for convenient translation of SMBIOS request errors into
> > errno values.  Thus, move it to dell-smbios.
> > 
> > Signed-off-by: Michał Kępień <[email protected]>
> > ---
> >  drivers/platform/x86/dell-laptop.c |   14 --------------
> >  drivers/platform/x86/dell-smbios.c |   16 ++++++++++++++++
> >  drivers/platform/x86/dell-smbios.h |    2 ++
> >  3 files changed, 18 insertions(+), 14 deletions(-)
> > 
> > diff --git a/drivers/platform/x86/dell-laptop.c 
> > b/drivers/platform/x86/dell-laptop.c
> > index 76064c8..cbafb95 100644
> > --- a/drivers/platform/x86/dell-laptop.c
> > +++ b/drivers/platform/x86/dell-laptop.c
> > @@ -273,20 +273,6 @@ static const struct dmi_system_id dell_quirks[] 
> > __initconst = {
> >     { }
> >  };
> >  
> > -static inline int dell_smi_error(int value)
> > -{
> > -   switch (value) {
> > -   case 0: /* Completed successfully */
> > -           return 0;
> > -   case -1: /* Completed with error */
> > -           return -EIO;
> > -   case -2: /* Function not supported */
> > -           return -ENXIO;
> > -   default: /* Unknown error */
> > -           return -EINVAL;
> > -   }
> > -}
> > -
> >  /*
> >   * Derived from information in smbios-wireless-ctl:
> >   *
> > diff --git a/drivers/platform/x86/dell-smbios.c 
> > b/drivers/platform/x86/dell-smbios.c
> > index 2a4992a..942572f 100644
> > --- a/drivers/platform/x86/dell-smbios.c
> > +++ b/drivers/platform/x86/dell-smbios.c
> > @@ -16,6 +16,7 @@
> >  #include <linux/kernel.h>
> >  #include <linux/module.h>
> >  #include <linux/dmi.h>
> > +#include <linux/err.h>
> >  #include <linux/gfp.h>
> >  #include <linux/mutex.h>
> >  #include <linux/slab.h>
> > @@ -39,6 +40,21 @@ static int da_command_code;
> >  static int da_num_tokens;
> >  static struct calling_interface_token *da_tokens;
> >  
> > +int dell_smi_error(int value)
> > +{
> > +   switch (value) {
> > +   case 0: /* Completed successfully */
> > +           return 0;
> > +   case -1: /* Completed with error */
> > +           return -EIO;
> > +   case -2: /* Function not supported */
> > +           return -ENXIO;
> > +   default: /* Unknown error */
> > +           return -EINVAL;
> > +   }
> > +}
> > +EXPORT_SYMBOL_GPL(dell_smi_error);
> > +
> >  struct calling_interface_buffer *dell_smbios_get_buffer(void)
> >  {
> >     mutex_lock(&buffer_mutex);
> > diff --git a/drivers/platform/x86/dell-smbios.h 
> > b/drivers/platform/x86/dell-smbios.h
> > index 4f69b16..52febe6 100644
> > --- a/drivers/platform/x86/dell-smbios.h
> > +++ b/drivers/platform/x86/dell-smbios.h
> > @@ -35,6 +35,8 @@ struct calling_interface_token {
> >     };
> >  };
> >  
> > +int dell_smi_error(int value);
> > +
> >  struct calling_interface_buffer *dell_smbios_get_buffer(void);
> >  void dell_smbios_clear_buffer(void);
> >  void dell_smbios_release_buffer(void);
> 
> And... here what about inline vs EXPORT_SYMBOL function? Just asking...

Well, what about it? :)  The commit message is pretty explicit in
describing what happens here, i.e. a previously static function is moved
to another module so that it can be reused.  Thus, keeping the inline
keyword makes no sense.  What exactly is your concern?

-- 
Best regards,
Michał Kępień

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