Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

[firefly-linux-kernel-4.4.55.git] / drivers / net / can / c_can / c_can.c

diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
index 285f763e3cd13ca8dbdc2329283e850ebe6cdae5..a668cd491cb3ae427e38db535df7a8c9dc1109e1 100644 (file)
--- a/drivers/net/can/c_can/c_can.c
+++ b/drivers/net/can/c_can/c_can.c
@@ -491,8 +491,12 @@ static void c_can_setup_receive_object(struct net_device *dev, int iface,
 
        priv->write_reg(priv, C_CAN_IFACE(MASK1_REG, iface),
                        IFX_WRITE_LOW_16BIT(mask));
+
+       /* According to C_CAN documentation, the reserved bit
+        * in IFx_MASK2 register is fixed 1
+        */
        priv->write_reg(priv, C_CAN_IFACE(MASK2_REG, iface),
-                       IFX_WRITE_HIGH_16BIT(mask));
+                       IFX_WRITE_HIGH_16BIT(mask) | BIT(13));
 
        priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface),
                        IFX_WRITE_LOW_16BIT(id));