[chenxing:mstar_v6_5_reorder 356/700] drivers/net/ethernet/cadence/macb_main.c:4708:12: warning: 'msc313_init' defined but not used

[chenxing:mstar_v6_5_reorder 356/700] drivers/net/ethernet/cadence/macb_main.c:4708:12: warning: 'msc313_init' defined but not used

[kernel test robot]

tree:   https://github.com/linux-chenxing/linux.git mstar_v6_5_reorder
head:   1a5c60e65ea399670a5384b869c4958338af2799
commit: 3eff6bbbe433f0cb27875c6395a2db83a68744f0 [356/700] macb: don't rely on u-boot to fix the rx descriptors
config: nios2-allmodconfig (https://download.01.org/0day-ci/archive/20260802/202608020455.QLUczTAO-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260802/202608020455.QLUczTAO-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608020455.QLUczTAO-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/cadence/macb_main.c:4708:12: warning: 'msc313_init' defined but not used [-Wunused-function]
    4708 | static int msc313_init(struct platform_device *pdev)
         |            ^~~~~~~~~~~


vim +/msc313_init +4708 drivers/net/ethernet/cadence/macb_main.c

  4707	
> 4708	static int msc313_init(struct platform_device *pdev)
  4709	{
  4710		struct net_device *dev = platform_get_drvdata(pdev);
  4711		struct macb *bp = netdev_priv(dev);
  4712		struct device_node *phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0);
  4713	
  4714		/** Note to self: Check if the julian registers are visible over XIU on msc313 */
  4715	
  4716		/*
  4717		 * This switches to "software rx descriptors".
  4718		 * Without this rx doesn't work like this driver
  4719		 * thinks it should work and the controller
  4720		 * corrupts the memory. So a must have.
  4721		 */
  4722		macb_writel(bp, MSC313_13A, 0x100);
  4723		macb_writel(bp, MSC313_JULIAN_104, 1);
  4724	
  4725		/*
  4726		 * We need a few magic numbers to get the PHY to work.
  4727		 * Most versions of these chips have an integrated PHY,
  4728		 * some have one interface with an integrated PHY and RMII
  4729		 * external, some only have RMII. There are various magic
  4730		 * numbers in the vendor code for this.
  4731		 */
  4732		if (!phy_node)
  4733			goto no_phy;
  4734	
  4735		if (of_property_read_bool(phy_node, "phy-is-integrated")) {
  4736			/* noop for now */
  4737		}
  4738		else {
  4739			/* valid for the ssd20xd */
  4740			macb_writel(bp, MSC313_JULIAN_100, 0xf017);
  4741		}
  4742	
  4743		of_node_put(phy_node);
  4744	
  4745	no_phy:
  4746		return at91ether_init(pdev);
  4747	}
  4748	

--
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https://github.com/intel/lkp-tests/wiki