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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/sh/lib/div64-generic.c
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sh/lib/div64-generic.c')
-rw-r--r--arch/sh/lib/div64-generic.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/sh/lib/div64-generic.c b/arch/sh/lib/div64-generic.c
new file mode 100644
index 000000000..0b67fbc44
--- /dev/null
+++ b/arch/sh/lib/div64-generic.c
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Generic __div64_32 wrapper for __xdiv64_32.
+ */
+
+#include <linux/types.h>
+#include <asm/div64.h>
+
+extern uint64_t __xdiv64_32(u64 n, u32 d);
+
+uint32_t __div64_32(u64 *xp, u32 y)
+{
+ uint32_t rem;
+ uint64_t q = __xdiv64_32(*xp, y);
+
+ rem = *xp - q * y;
+ *xp = q;
+
+ return rem;
+}