>-----Original Message----- >From: U-Boot <u-boot-boun...@lists.denx.de> On Behalf Of Vladimir Oltean >Sent: Tuesday, June 29, 2021 10:39 PM >To: Joe Hershberger <joe.hershber...@ni.com>; Ramon Fried ><rfried....@gmail.com>; u-boot@lists.denx.de >Cc: Claudiu Manoil <claudiu.man...@nxp.com>; Bin Meng ><bmeng...@gmail.com>; Alexandru Marginean ><alexandru.margin...@nxp.com>; Michael Walle <mich...@walle.cc>; >thar...@gateworks.com; Vladimir Oltean <vladimir.olt...@nxp.com> >Subject: [PATCH 3/6] net: dsa: refactor the code to set the port MAC address >into >a dedicated function > >From: Vladimir Oltean <vladimir.olt...@nxp.com> > >This snippet of code has a bothering "if (...) return 0" in it which assumes >it is the >last piece of code running in dsa_port_probe(). > >This makes it difficult to add further code at the end of dsa_port_probe() >which >does not depend on MAC address stuff. > >So move the code to a dedicated function which returns void and let the code >flow through. > >Signed-off-by: Vladimir Oltean <vladimir.olt...@nxp.com> >--- > net/dsa-uclass.c | 35 +++++++++++++++++++++-------------- > 1 file changed, 21 insertions(+), 14 deletions(-) > >diff --git a/net/dsa-uclass.c b/net/dsa-uclass.c index >17b33834f585..e23da2ed0e95 100644 >--- a/net/dsa-uclass.c >+++ b/net/dsa-uclass.c >@@ -240,11 +240,29 @@ static const struct eth_ops dsa_port_ops = { > .free_pkt = dsa_port_free_pkt, > }; > >-static int dsa_port_probe(struct udevice *pdev) >+/* >+ * Inherit port's hwaddr from the DSA master, unless the port already >+has a >+ * unique MAC address specified in the environment. >+ */ >+static void dsa_port_set_hwaddr(struct udevice *pdev, struct udevice >+*master) > { >- struct udevice *dev = dev_get_parent(pdev); > struct eth_pdata *eth_pdata, *master_pdata; > unsigned char env_enetaddr[ARP_HLEN]; >+ >+ eth_env_get_enetaddr_by_index("eth", dev_seq(pdev), env_enetaddr); >+ if (!is_zero_ethaddr(env_enetaddr)) >+ return; >+ >+ master_pdata = dev_get_plat(master); >+ eth_pdata = dev_get_plat(pdev); >+ memcpy(eth_pdata->enetaddr, master_pdata->enetaddr, ARP_HLEN); >+ eth_env_set_enetaddr_by_index("eth", dev_seq(pdev), >+ master_pdata->enetaddr); >+} >+ >+static int dsa_port_probe(struct udevice *pdev) { >+ struct udevice *dev = dev_get_parent(pdev); > struct dsa_port_pdata *port_pdata; > struct dsa_priv *dsa_priv; > struct udevice *master; >@@ -272,19 +290,8 @@ static int dsa_port_probe(struct udevice *pdev) > if (err) > return err; > >- /* >- * Inherit port's hwaddr from the DSA master, unless the port already >- * has a unique MAC address specified in the environment. >- */ >- eth_env_get_enetaddr_by_index("eth", dev_seq(pdev), env_enetaddr); >- if (!is_zero_ethaddr(env_enetaddr)) >- return 0; >+ dsa_port_set_hwaddr(pdev, master); > >- master_pdata = dev_get_plat(master); >- eth_pdata = dev_get_plat(pdev); >- memcpy(eth_pdata->enetaddr, master_pdata->enetaddr, ARP_HLEN); >- eth_env_set_enetaddr_by_index("eth", dev_seq(pdev), >- master_pdata->enetaddr); > > return 0; > } >-- >2.25.1
Kindly rebase to top of master branch. Regards Priyanka