layerscape: add patches-5.4

[openwrt/staging/wigyori.git] / target / linux / layerscape / patches-5.4 / 701-net-0227-enetc-Fix-if_mode-extraction.patch

diff --git a/target/linux/layerscape/patches-5.4/701-net-0227-enetc-Fix-if_mode-extraction.patch b/target/linux/layerscape/patches-5.4/701-net-0227-enetc-Fix-if_mode-extraction.patch
new file mode 100644 (file)
index 0000000..37cbcd9
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0227-enetc-Fix-if_mode-extraction.patch
@@ -0,0 +1,46 @@
+From 7b75e86c2cfc9fa48b582b04e939f18a54bdfa2e Mon Sep 17 00:00:00 2001
+From: Claudiu Manoil <claudiu.manoil@nxp.com>
+Date: Tue, 13 Aug 2019 13:59:24 +0300
+Subject: [PATCH] enetc: Fix if_mode extraction
+
+If if_mode not found then just handle it as fixed link
+(i.e mac2mac connection).
+
+Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com>
+---
+ drivers/net/ethernet/freescale/enetc/enetc_pf.c | 17 ++++++-----------
+ 1 file changed, 6 insertions(+), 11 deletions(-)
+
+--- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
++++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+@@ -754,6 +754,7 @@ static int enetc_of_get_phy(struct enetc
+       struct enetc_pf *pf = enetc_si_priv(priv->si);
+       struct device_node *np = priv->dev->of_node;
+       struct device_node *mdio_np;
++      int phy_mode;
+       int err;
+ 
+       if (!np) {
+@@ -787,17 +788,11 @@ static int enetc_of_get_phy(struct enetc
+               }
+       }
+ 
+-      priv->if_mode = of_get_phy_mode(np);
+-      if ((int)priv->if_mode < 0) {
+-              dev_err(priv->dev, "missing phy type\n");
+-              of_node_put(priv->phy_node);
+-              if (of_phy_is_fixed_link(np))
+-                      of_phy_deregister_fixed_link(np);
+-              else
+-                      enetc_mdio_remove(pf);
+-
+-              return -EINVAL;
+-      }
++      phy_mode = of_get_phy_mode(np);
++      if (phy_mode < 0)
++              priv->if_mode = PHY_INTERFACE_MODE_NA; /* fixed link */
++      else
++              priv->if_mode = phy_mode;
+ 
+       return 0;
+ }