[PATCH 05/13] cpufreq/arch: powerpc: pasemi: Move prototypes to shared header

Olof Johansson olof at lixom.net
Wed Jul 15 13:49:24 AEST 2020


On Tue, Jul 14, 2020 at 8:07 PM Viresh Kumar <viresh.kumar at linaro.org> wrote:
>
> On 14-07-20, 15:50, Lee Jones wrote:
> > If function callers and providers do not share the same prototypes the
> > compiler complains of missing prototypes.  Fix this by moving the
> > already existing prototypes out to a mutually convenient location.
> >
> > Fixes the following W=1 kernel build warning(s):
> >
> >  drivers/cpufreq/pasemi-cpufreq.c:109:5: warning: no previous prototype for ‘check_astate’ [-Wmissing-prototypes]
> >  109 | int check_astate(void)
> >  | ^~~~~~~~~~~~
> >  drivers/cpufreq/pasemi-cpufreq.c:114:6: warning: no previous prototype for ‘restore_astate’ [-Wmissing-prototypes]
> >  114 | void restore_astate(int cpu)
> >  | ^~~~~~~~~~~~~~
> >
> > Cc: Olof Johansson <olof at lixom.net>
> > Cc: Michael Ellerman <mpe at ellerman.id.au>
> > Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> > Cc: Paul Mackerras <paulus at samba.org>
> > Cc: linuxppc-dev at lists.ozlabs.org
> > Signed-off-by: Lee Jones <lee.jones at linaro.org>
> > ---
> >  arch/powerpc/platforms/pasemi/pasemi.h    | 15 ------------
>
> Is there no sane way we can include this file directly to the cpufreq
> file ?

Yep. arch/powerpc seems to be in the search path for modules on powerpc, so:

diff --git a/drivers/cpufreq/pasemi-cpufreq.c b/drivers/cpufreq/pasemi-cpufreq.c
index c66f566a854cb..815645170c4de 100644
--- a/drivers/cpufreq/pasemi-cpufreq.c
+++ b/drivers/cpufreq/pasemi-cpufreq.c
@@ -22,6 +22,8 @@
 #include <asm/time.h>
 #include <asm/smp.h>

+#include <platforms/pasemi/pasemi.h>
+
 #define SDCASR_REG             0x0100
 #define SDCASR_REG_STRIDE      0x1000
 #define SDCPWR_CFGA0_REG       0x0100


-Olof


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