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Diffstat (limited to 'arch/powerpc/cpu/mpc83xx/law.c')
-rw-r--r--arch/powerpc/cpu/mpc83xx/law.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/powerpc/cpu/mpc83xx/law.c b/arch/powerpc/cpu/mpc83xx/law.c
index 66c88b697e..262ae7f711 100644
--- a/arch/powerpc/cpu/mpc83xx/law.c
+++ b/arch/powerpc/cpu/mpc83xx/law.c
@@ -9,6 +9,7 @@
#include <common.h>
#include <asm/fsl_law.h>
#include <asm/mmu.h>
+#include <linux/log2.h>
int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id)
{
@@ -20,7 +21,7 @@ int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id)
if (start == 0)
start_align = 1ull << (LAW_SIZE_2G + 1);
else
- start_align = 1ull << (ffs64(start) - 1);
+ start_align = 1ull << (__ffs64(start) - 1);
law_sz = min(start_align, sz);
law_sz_enc = __ilog2_u64(law_sz) - 1;
@@ -40,7 +41,7 @@ int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id)
if (sz) {
start += law_sz;
- start_align = 1ull << (ffs64(start) - 1);
+ start_align = 1ull << (__ffs64(start) - 1);
law_sz = min(start_align, sz);
law_sz_enc = __ilog2_u64(law_sz) - 1;
ecm = &immap->sysconf.ddrlaw[1];