net: dsa: mt7530: set interrupt register only for MT7530

Setting this register related to interrupts is only needed for the MT7530
switch. Make an exclusive check to ensure this.

Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Acked-by: Daniel Golle <daniel@makrotopia.org>
Tested-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 94d4b2c87799fb37ceb76607d9238bf8f869209d..5cfd303b773f9e0e28f5a4e3899482c33bc76edd 100644 (file)
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -2055,7 +2055,7 @@ mt7530_setup_irq(struct mt7530_priv *priv)
        }
 
        /* This register must be set for MT7530 to properly fire interrupts */
-       if (priv->id != ID_MT7531)
+       if (priv->id == ID_MT7530 || priv->id == ID_MT7621)
                mt7530_set(priv, MT7530_TOP_SIG_CTRL, TOP_SIG_CTRL_NORMAL);
 
        ret = request_threaded_irq(priv->irq, NULL, mt7530_irq_thread_fn,