powerpc: Move get_longbusy_msecs into hvcall.h and remove duplicate function

I am going to use this in the next patch, better to have this code in
one place rather than three.

Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
index a3d26d8f63cd..0975e5c0bb19 100644
--- a/arch/powerpc/include/asm/hvcall.h
+++ b/arch/powerpc/include/asm/hvcall.h
@@ -356,6 +356,26 @@ struct hvcall_mpp_x_data {
 
 int h_get_mpp_x(struct hvcall_mpp_x_data *mpp_x_data);
 
+static inline unsigned int get_longbusy_msecs(int longbusy_rc)
+{
+        switch (longbusy_rc) {
+        case H_LONG_BUSY_ORDER_1_MSEC:
+                return 1;
+        case H_LONG_BUSY_ORDER_10_MSEC:
+                return 10;
+        case H_LONG_BUSY_ORDER_100_MSEC:
+                return 100;
+        case H_LONG_BUSY_ORDER_1_SEC:
+                return 1000;
+        case H_LONG_BUSY_ORDER_10_SEC:
+                return 10000;
+        case H_LONG_BUSY_ORDER_100_SEC:
+                return 100000;
+        default:
+                return 1;
+        }
+}
+
 #ifdef CONFIG_PPC_PSERIES
 extern int CMO_PrPSP;
 extern int CMO_SecPSP;