From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/openrisc/include/asm/bitops/ffs.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 arch/openrisc/include/asm/bitops/ffs.h

(limited to 'arch/openrisc/include/asm/bitops/ffs.h')

diff --git a/arch/openrisc/include/asm/bitops/ffs.h b/arch/openrisc/include/asm/bitops/ffs.h
new file mode 100644
index 000000000..b4c835d6b
--- /dev/null
+++ b/arch/openrisc/include/asm/bitops/ffs.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * OpenRISC Linux
+ *
+ * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
+ */
+
+#ifndef __ASM_OPENRISC_FFS_H
+#define __ASM_OPENRISC_FFS_H
+
+#ifdef CONFIG_OPENRISC_HAVE_INST_FF1
+
+static inline int ffs(int x)
+{
+	int ret;
+
+	__asm__ ("l.ff1 %0,%1"
+		 : "=r" (ret)
+		 : "r" (x));
+
+	return ret;
+}
+
+#else
+#include <asm-generic/bitops/ffs.h>
+#endif
+
+#endif /* __ASM_OPENRISC_FFS_H */
-- 
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