hwmon: (ibmpowernv) Fix build error seen for some configurations

Fix
drivers/hwmon/ibmpowernv.c: In function 'get_logical_cpu':
drivers/hwmon/ibmpowernv.c:121:3:
	error: implicit declaration of function 'get_hard_smp_processor_id'

seen for some configurations, possibly if SMP is not configured.

Fixes: 3df2f59f0aae ("hwmon: (ibmpowernv) pretty print labels")
Cc: Cédric Le Goater <clg@fr.ibm.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/ibmpowernv.c b/drivers/hwmon/ibmpowernv.c
index 7108daf056b0448e123251da3516311d2765aaeb..4255514b2c72d917c2e2151f3d1fac405033e935 100644 (file)
--- a/drivers/hwmon/ibmpowernv.c
+++ b/drivers/hwmon/ibmpowernv.c
@@ -31,6 +31,7 @@
 #include <asm/opal.h>
 #include <linux/err.h>
 #include <asm/cputhreads.h>
+#include <asm/smp.h>
 
 #define MAX_ATTR_LEN   32
 #define MAX_LABEL_LEN  64