[xilinx-xlnx:xlnx_rebase_v6.1_LTS 790/1065] drivers/net/ethernet/xilinx/xilinx_axienet_main.c:2592:5: warning: no previous prototype for 'axienet_ethtools_sset_count'

[kernel test robot]

tree:   https://github.com/Xilinx/linux-xlnx xlnx_rebase_v6.1_LTS
head:   e5753363b5e03fc0a3055d5476c6cca93e9ea28b
commit: 32dd9901bb3d800af86b0ac388fd034cf46e0277 [790/1065] net: xilinx: Ethtool statistics support
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20230413/202304132208.hbcIdpzQ-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/Xilinx/linux-xlnx/commit/32dd9901bb3d800af86b0ac388fd034cf46e0277
        git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx
        git fetch --no-tags xilinx-xlnx xlnx_rebase_v6.1_LTS
        git checkout 32dd9901bb3d800af86b0ac388fd034cf46e0277
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash drivers/net/ethernet/xilinx/ drivers/spi/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp at intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304132208.hbcIdpzQ-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/xilinx/xilinx_axienet_main.c:2592:5: warning: no previous prototype for 'axienet_ethtools_sset_count' [-Wmissing-prototypes]
    2592 | int axienet_ethtools_sset_count(struct net_device *ndev, int sset)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/ethernet/xilinx/xilinx_axienet_main.c:2615:6: warning: no previous prototype for 'axienet_ethtools_get_stats' [-Wmissing-prototypes]
    2615 | void axienet_ethtools_get_stats(struct net_device *ndev,
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/ethernet/xilinx/xilinx_axienet_main.c:2642:6: warning: no previous prototype for 'axienet_ethtools_strings' [-Wmissing-prototypes]
    2642 | void axienet_ethtools_strings(struct net_device *ndev, u32 sset, u8 *data)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~


vim +/axienet_ethtools_sset_count +2592 drivers/net/ethernet/xilinx/xilinx_axienet_main.c

  2582	
  2583	/**
  2584	 * axienet_ethtools_sset_count - Get number of strings that
  2585	 *				 get_strings will write.
  2586	 * @ndev:	Pointer to net_device structure
  2587	 * @sset:	Get the set strings
  2588	 *
  2589	 * Return: number of strings, on success, Non-zero error value on
  2590	 *	   failure.
  2591	 */
> 2592	int axienet_ethtools_sset_count(struct net_device *ndev, int sset)
  2593	{
  2594		switch (sset) {
  2595		case ETH_SS_STATS:
  2596	#ifdef CONFIG_AXIENET_HAS_MCDMA
  2597			return axienet_sset_count(ndev, sset);
  2598	#else
  2599			return AXIENET_ETHTOOLS_SSTATS_LEN;
  2600	#endif
  2601		default:
  2602			return -EOPNOTSUPP;
  2603		}
  2604	}
  2605	
  2606	/**
  2607	 * axienet_ethtools_get_stats - Get the extended statistics
  2608	 *				about the device.
  2609	 * @ndev:	Pointer to net_device structure
  2610	 * @stats:	Pointer to ethtool_stats structure
  2611	 * @data:	To store the statistics values
  2612	 *
  2613	 * Return: None.
  2614	 */
> 2615	void axienet_ethtools_get_stats(struct net_device *ndev,
  2616					struct ethtool_stats *stats,
  2617					u64 *data)
  2618	{
  2619		unsigned int i = 0;
  2620	
  2621		data[i++] = ndev->stats.tx_packets;
  2622		data[i++] = ndev->stats.rx_packets;
  2623		data[i++] = ndev->stats.tx_bytes;
  2624		data[i++] = ndev->stats.rx_bytes;
  2625		data[i++] = ndev->stats.tx_errors;
  2626		data[i++] = ndev->stats.rx_missed_errors + ndev->stats.rx_frame_errors;
  2627	
  2628	#ifdef CONFIG_AXIENET_HAS_MCDMA
  2629		axienet_get_stats(ndev, stats, data);
  2630	#endif
  2631	}
  2632	
  2633	/**
  2634	 * axienet_ethtools_strings - Set of strings that describe
  2635	 *			 the requested objects.
  2636	 * @ndev:	Pointer to net_device structure
  2637	 * @sset:	Get the set strings
  2638	 * @data:	Data of Transmit and Receive statistics
  2639	 *
  2640	 * Return: None.
  2641	 */
> 2642	void axienet_ethtools_strings(struct net_device *ndev, u32 sset, u8 *data)
  2643	{
  2644		int i;
  2645	
  2646		for (i = 0; i < AXIENET_ETHTOOLS_SSTATS_LEN; i++) {
  2647			if (sset == ETH_SS_STATS)
  2648				memcpy(data + i * ETH_GSTRING_LEN,
  2649				       axienet_get_ethtools_strings_stats[i].name,
  2650				       ETH_GSTRING_LEN);
  2651		}
  2652	#ifdef CONFIG_AXIENET_HAS_MCDMA
  2653		axienet_strings(ndev, sset, data);
  2654	#endif
  2655	}
  2656	

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