Subject: Re: [PATCH net-next v5 01/16] net: Convert PHYs hwtstamp callback to use kernel_hwtstamp_config

From: kernel test robot <[email-masked]>
Date: Sat, 21 Oct 2023 04:23:52 +0800

Hi Köry,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/K-ry-Maincent/net-Convert-PHYs-hwtstamp-callback-to-use-kernel_hwtstamp_config/20231009-235451
base:   net-next/main
patch link:    https://lore.kernel.org/r/20231009155138.86458-2-kory.maincent%40bootlin.com
patch subject: [PATCH net-next v5 01/16] net: Convert PHYs hwtstamp callback to use kernel_hwtstamp_config
config: csky-randconfig-002-20231020 (https://download.01.org/0day-ci/archive/20231021/[email-masked]/config)
compiler: csky-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231021/[email-masked]/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 <[email-masked]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email-masked]/

All errors (new ones prefixed by >>):

   drivers/net/phy/nxp-c45-tja11xx.c: In function 'nxp_c45_hwtstamp':
>> drivers/net/phy/nxp-c45-tja11xx.c:1033:13: error: 'cfg' undeclared (first use in this function)
    1033 |         if (cfg->tx_type < 0 || cfg->tx_type > HWTSTAMP_TX_ON)
         |             ^~~
   drivers/net/phy/nxp-c45-tja11xx.c:1033:13: note: each undeclared identifier is reported only once for each function it appears in

vim +/cfg +1033 drivers/net/phy/nxp-c45-tja11xx.c

  1023	
  1024	static int nxp_c45_hwtstamp(struct mii_timestamper *mii_ts,
  1025				    struct kernel_hwtstamp_config *config,
  1026				    struct netlink_ext_ack *extack)
  1027	{
  1028		struct nxp_c45_phy *priv = container_of(mii_ts, struct nxp_c45_phy,
  1029							mii_ts);
  1030		struct phy_device *phydev = priv->phydev;
  1031		const struct nxp_c45_phy_data *data;
  1032	
> 1033		if (cfg->tx_type < 0 || cfg->tx_type > HWTSTAMP_TX_ON)
  1034			return -ERANGE;
  1035	
  1036		data = nxp_c45_get_data(phydev);
  1037		priv->hwts_tx = cfg->tx_type;
  1038	
  1039		switch (cfg->rx_filter) {
  1040		case HWTSTAMP_FILTER_NONE:
  1041			priv->hwts_rx = 0;
  1042			break;
  1043		case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
  1044		case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
  1045		case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
  1046			priv->hwts_rx = 1;
  1047			cfg->rx_filter = HWTSTAMP_FILTER_PTP_V2_L2_EVENT;
  1048			break;
  1049		default:
  1050			return -ERANGE;
  1051		}
  1052	
  1053		if (priv->hwts_rx || priv->hwts_tx) {
  1054			phy_write_mmd(phydev, MDIO_MMD_VEND1,
  1055				      data->regmap->vend1_event_msg_filt,
  1056				      EVENT_MSG_FILT_ALL);
  1057			data->ptp_enable(phydev, true);
  1058		} else {
  1059			phy_write_mmd(phydev, MDIO_MMD_VEND1,
  1060				      data->regmap->vend1_event_msg_filt,
  1061				      EVENT_MSG_FILT_NONE);
  1062			data->ptp_enable(phydev, false);
  1063		}
  1064	
  1065		if (nxp_c45_poll_txts(priv->phydev))
  1066			goto nxp_c45_no_ptp_irq;
  1067	
  1068		if (priv->hwts_tx)
  1069			nxp_c45_set_reg_field(phydev, &data->regmap->irq_egr_ts_en);
  1070		else
  1071			nxp_c45_clear_reg_field(phydev, &data->regmap->irq_egr_ts_en);
  1072	
  1073	nxp_c45_no_ptp_irq:
  1074		return 0;
  1075	}
  1076	

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