commit e958203796650e3959a43708d67534bf36f4c83b
author b.liu <b.liu@mobiletek.cn> Thu Apr 17 19:18:16 2025 +0800
committer b.liu <b.liu@mobiletek.cn> Thu Apr 17 19:18:16 2025 +0800
tree b2d43b7c77053224287779c12b5e890cadc3d327
parent f51a5559b56d8fd47d9623531065443befb43e5b

ASR_BASE

Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1

marvell/linux/tools/include/asm-generic/bitops/__ffz.h

diff --git a/marvell/linux/tools/include/asm-generic/bitops/__ffz.h b/marvell/linux/tools/include/asm-generic/bitops/__ffz.h
new file mode 100644
index 0000000..6744bd4
--- /dev/null
+++ b/marvell/linux/tools/include/asm-generic/bitops/__ffz.h
@@ -0,0 +1,12 @@
+#ifndef _ASM_GENERIC_BITOPS_FFZ_H_
+#define _ASM_GENERIC_BITOPS_FFZ_H_
+
+/*
+ * ffz - find first zero in word.
+ * @word: The word to search
+ *
+ * Undefined if no zero exists, so code should check against ~0UL first.
+ */
+#define ffz(x)  __ffs(~(x))
+
+#endif /* _ASM_GENERIC_BITOPS_FFZ_H_ */