target/linux/generic/backport-6.6/790-20-v6.9-net-dsa-mt7530-set-interrupt-register-only-for-MT753.patch

   1 From f8faa3a04ca860b31f22d7d526c5e3f3de511a8f Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Ar=C4=B1n=C3=A7=20=C3=9CNAL?= <arinc.unal@arinc9.com>
   3 Date: Fri, 1 Mar 2024 12:42:58 +0200
   4 Subject: [PATCH 20/30] net: dsa: mt7530: set interrupt register only for
   5  MT7530
   6 MIME-Version: 1.0
   7 Content-Type: text/plain; charset=UTF-8
   8 Content-Transfer-Encoding: 8bit
   9
  10 Setting this register related to interrupts is only needed for the MT7530
  11 switch. Make an exclusive check to ensure this.
  12
  13 Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
  14 Acked-by: Daniel Golle <daniel@makrotopia.org>
  15 Tested-by: Daniel Golle <daniel@makrotopia.org>
  16 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
  17 ---
  18  drivers/net/dsa/mt7530.c | 2 +-
  19  1 file changed, 1 insertion(+), 1 deletion(-)
  20
  21 --- a/drivers/net/dsa/mt7530.c
  22 +++ b/drivers/net/dsa/mt7530.c
  23 @@ -2252,7 +2252,7 @@ mt7530_setup_irq(struct mt7530_priv *pri
  24         }
  25
  26         /* This register must be set for MT7530 to properly fire interrupts */
  27 -       if (priv->id != ID_MT7531)
  28 +       if (priv->id == ID_MT7530 || priv->id == ID_MT7621)
  29                 mt7530_set(priv, MT7530_TOP_SIG_CTRL, TOP_SIG_CTRL_NORMAL);
  30
  31         ret = request_threaded_irq(priv->irq, NULL, mt7530_irq_thread_fn,