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 <tr...@konsulko.com>
---
Cc: Huan Wang <alison.w...@nxp.com>
Cc: Angelo Dureghello <ang...@kernel-space.org>
---
arch/m68k/lib/cache.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/m68k/lib/cache.c b/arch/m68k/lib/cache.c
index de04124404cf..dab834c1cbd8 100644
--- a/arch/m68k/lib/cache.c
+++ b/arch/m68k/lib/cache.c
@@ -134,6 +134,15 @@ void dcache_invalid(void)
#endif
}
+/*
+ * Default implementation:
+ * do a range flush for the entire range
+ */
+__weak void flush_dcache_all(void)
+{
+ flush_dcache_range(0, ~0);
+}
+
__weak void invalidate_dcache_range(unsigned long start, unsigned long stop)
{
/* An empty stub, real implementation should be in platform code */
--
2.34.1
