package/kernel/qca-nss-dp/patches/0015-nss-dp-allow-setting-netdev-name-from-DTS.patch

   1 From 358b93e40d0c6b6d381fe0e9d2a63c45a10321b3 Mon Sep 17 00:00:00 2001
   2 From: Robert Marko <robimarko@gmail.com>
   3 Date: Sun, 4 Dec 2022 18:41:36 +0100
   4 Subject: [PATCH] nss-dp: allow setting netdev name from DTS
   5
   6 Allow reading the desired netdev name from DTS like DSA allows and then
   7 set it as the netdev name during registration.
   8
   9 If label is not defined, simply fallback to kernel ethN enumeration.
  10
  11 Signed-off-by: Robert Marko <robimarko@gmail.com>
  12 ---
  13  nss_dp_main.c | 17 ++++++++++++++---
  14  1 file changed, 14 insertions(+), 3 deletions(-)
  15
  16 --- a/nss_dp_main.c
  17 +++ b/nss_dp_main.c
  18 @@ -685,18 +685,29 @@ static int32_t nss_dp_probe(struct platf
  19         struct nss_dp_dev *dp_priv;
  20         struct device_node *np = pdev->dev.of_node;
  21         struct nss_gmac_hal_platform_data gmac_hal_pdata;
  22 +       const char *name = of_get_property(np, "label", NULL);
  23         int32_t ret = 0;
  24 +       int assign_type;
  25  #if defined(NSS_DP_PPE_SUPPORT)
  26         uint32_t vsi_id;
  27         fal_port_t port_id;
  28  #endif
  29
  30 +       if (name) {
  31 +               assign_type = NET_NAME_PREDICTABLE;
  32 +       } else {
  33 +               name = "eth%d";
  34 +               assign_type = NET_NAME_ENUM;
  35 +       }
  36 +
  37         /* TODO: See if we need to do some SoC level common init */
  38
  39 -       netdev = alloc_etherdev_mqs(sizeof(struct nss_dp_dev),
  40 -                       NSS_DP_NETDEV_TX_QUEUE_NUM, NSS_DP_NETDEV_RX_QUEUE_NUM);
  41 +       netdev = alloc_netdev_mqs(sizeof(struct nss_dp_dev),
  42 +                                 name, assign_type,
  43 +                                 ether_setup,
  44 +                                 NSS_DP_NETDEV_TX_QUEUE_NUM, NSS_DP_NETDEV_RX_QUEUE_NUM);
  45         if (!netdev) {
  46 -               pr_info("alloc_etherdev() failed\n");
  47 +               dev_err(&pdev->dev, "alloc_netdev_mqs() failed\n");
  48                 return -ENOMEM;
  49         }
  50