On Thu, 20 Jun 2024 at 00:28, Tom Rini <[email protected]> wrote: > > Implement a weak default version of flush_dcache_all which is based on > the ARM default, which is to flush the entire range via > flush_dcache_range(...). > > Signed-off-by: Tom Rini <[email protected]> > --- > Cc: Marek Vasut <[email protected]> > Cc: Nobuhiro Iwamatsu <[email protected]> > --- > arch/sh/cpu/sh4/cache.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/sh/cpu/sh4/cache.c b/arch/sh/cpu/sh4/cache.c > index 8c1839935ca1..f0cb39d6a923 100644 > --- a/arch/sh/cpu/sh4/cache.c > +++ b/arch/sh/cpu/sh4/cache.c > @@ -65,6 +65,15 @@ void flush_dcache_range(unsigned long start, unsigned long > end) > } > } > > +/* > + * Default implementation: > + * do a range flush for the entire range > + */ > +void flush_dcache_all(void) > +{ > + flush_dcache_range(0, ~0); > +} > + > void invalidate_dcache_range(unsigned long start, unsigned long end) > { > u32 v; > -- > 2.34.1 >
Acked-by: Ilias Apalodimas <[email protected]>
