From 2c52dee776e51290ded93a9342ac72b93b21b1d3 Mon Sep 17 00:00:00 2001
From: Guenter Roeck <linux@roeck-us.net>
Date: Sat, 28 Apr 2018 12:54:19 -0700
Subject: [PATCH] Use API function to access SMN for family 17h

SMN is also accessed by EDAC code and needs to be synchronized
to avoid race conditions.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
 k10temp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/k10temp.c b/k10temp.c
index 746ca82..94c4a04 100644
--- a/k10temp.c
+++ b/k10temp.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <asm/amd_nb.h>
 #include <asm/processor.h>
 #include "compat.h"
 
@@ -142,8 +143,8 @@ static void read_tempreg_nb_f15(struct pci_dev *pdev, u32 *regval)
 
 static void read_tempreg_nb_f17(struct pci_dev *pdev, u32 *regval)
 {
-	amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0x60,
-			  F17H_M01H_REPORTED_TEMP_CTRL_OFFSET, regval);
+	amd_smn_read(amd_pci_dev_to_node_id(pdev),
+		     F17H_M01H_REPORTED_TEMP_CTRL_OFFSET, regval);
 }
 
 unsigned int get_raw_temp(struct k10temp_data *data)
-- 
2.39.5