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/powerpc/math-emu/mtfsb0.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 arch/powerpc/math-emu/mtfsb0.c

(limited to 'arch/powerpc/math-emu/mtfsb0.c')

diff --git a/arch/powerpc/math-emu/mtfsb0.c b/arch/powerpc/math-emu/mtfsb0.c
new file mode 100644
index 000000000..5753170b5
--- /dev/null
+++ b/arch/powerpc/math-emu/mtfsb0.c
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/uaccess.h>
+
+#include <asm/sfp-machine.h>
+#include <math-emu/soft-fp.h>
+
+int
+mtfsb0(int crbD)
+{
+	if ((crbD != 1) && (crbD != 2))
+		__FPU_FPSCR &= ~(1 << (31 - crbD));
+
+#ifdef DEBUG
+	printk("%s: %d %08lx\n", __func__, crbD, __FPU_FPSCR);
+#endif
+
+	return 0;
+}
-- 
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