From be9f4ff58567420e470f2f0eccda41347747c8f5 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Wed, 19 Jun 2024 15:27:55 -0600 Subject: [PATCH] sh: Implement a default flush_dcache_all 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(...). Acked-by: Ilias Apalodimas Signed-off-by: Tom Rini --- 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 8c1839935c..f0cb39d6a9 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; -- 2.39.5