[linux-next:master 4485/7423] drivers/net/ethernet/wangxun/libwx/wx_ethtool.c:483: undefined reference to `ptp_clock_index'

[linux-next:master 4485/7423] drivers/net/ethernet/wangxun/libwx/wx_ethtool.c:483: undefined reference to `ptp_clock_index'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   c0eb65494e59d9834af7cbad983629e9017b25a1
commit: ce114069a654be6b1597da983a201c72ceca7a85 [4485/7423] net: wangxun: Support to get ts info
config: x86_64-randconfig-121-20250226 (https://download.01.org/0day-ci/archive/20250228/202502282345.HvKNSdqB-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250228/202502282345.HvKNSdqB-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/202502282345.HvKNSdqB-lkp@intel.com/

Note: the linux-next/master HEAD c0eb65494e59d9834af7cbad983629e9017b25a1 builds fine.
      It may have been fixed somewhere.

All errors (new ones prefixed by >>):

   ld: drivers/net/ethernet/wangxun/libwx/wx_lib.o: in function `wx_clean_tx_irq':
   drivers/net/ethernet/wangxun/libwx/wx_lib.c:754: undefined reference to `ptp_schedule_worker'
   ld: drivers/net/ethernet/wangxun/libwx/wx_ethtool.o: in function `wx_get_ts_info':
>> drivers/net/ethernet/wangxun/libwx/wx_ethtool.c:483: undefined reference to `ptp_clock_index'
   ld: drivers/net/ethernet/wangxun/libwx/wx_ptp.o: in function `wx_ptp_create_clock':
   drivers/net/ethernet/wangxun/libwx/wx_ptp.c:251: undefined reference to `ptp_clock_register'
   ld: drivers/net/ethernet/wangxun/libwx/wx_ptp.o: in function `wx_ptp_stop':
   drivers/net/ethernet/wangxun/libwx/wx_ptp.c:536: undefined reference to `ptp_clock_unregister'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for LIBWX
   Depends on [m]: NETDEVICES [=y] && ETHERNET [=y] && NET_VENDOR_WANGXUN [=y] && PTP_1588_CLOCK_OPTIONAL [=m]
   Selected by [y]:
   - NGBE [=y] && NETDEVICES [=y] && ETHERNET [=y] && NET_VENDOR_WANGXUN [=y] && PCI [=y]


vim +483 drivers/net/ethernet/wangxun/libwx/wx_ethtool.c

   458	
   459	int wx_get_ts_info(struct net_device *dev,
   460			   struct kernel_ethtool_ts_info *info)
   461	{
   462		struct wx *wx = netdev_priv(dev);
   463	
   464		info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
   465				   BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
   466				   BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
   467				   BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
   468				   BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
   469				   BIT(HWTSTAMP_FILTER_PTP_V2_SYNC) |
   470				   BIT(HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
   471				   BIT(HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
   472				   BIT(HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
   473				   BIT(HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
   474				   BIT(HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
   475				   BIT(HWTSTAMP_FILTER_PTP_V2_EVENT);
   476	
   477		info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
   478					SOF_TIMESTAMPING_TX_HARDWARE |
   479					SOF_TIMESTAMPING_RX_HARDWARE |
   480					SOF_TIMESTAMPING_RAW_HARDWARE;
   481	
   482		if (wx->ptp_clock)
 > 483			info->phc_index = ptp_clock_index(wx->ptp_clock);
   484		else
   485			info->phc_index = -1;
   486	
   487		info->tx_types = BIT(HWTSTAMP_TX_OFF) |
   488				 BIT(HWTSTAMP_TX_ON);
   489	
   490		return 0;
   491	}
   492	EXPORT_SYMBOL(wx_get_ts_info);
   493	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki