arm64: kernel: Move config_sctlr_el1
Later patches need config_sctlr_el1 to set/clear bits in the sctlr_el1
register.
This patch moves this function into header a file.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c
index 7922c2e..78d56bf 100644
--- a/arch/arm64/kernel/armv8_deprecated.c
+++ b/arch/arm64/kernel/armv8_deprecated.c
@@ -16,6 +16,7 @@
#include <asm/insn.h>
#include <asm/opcodes.h>
+#include <asm/sysreg.h>
#include <asm/system_misc.h>
#include <asm/traps.h>
#include <asm/uaccess.h>
@@ -504,16 +505,6 @@
return 0;
}
-static inline void config_sctlr_el1(u32 clear, u32 set)
-{
- u32 val;
-
- asm volatile("mrs %0, sctlr_el1" : "=r" (val));
- val &= ~clear;
- val |= set;
- asm volatile("msr sctlr_el1, %0" : : "r" (val));
-}
-
static int cp15_barrier_set_hw_mode(bool enable)
{
if (enable)