tree: git://git.armlinux.org.uk/~rmk/linux-arm zii head: 6f85be7ce3fa31f378cda12c46b787dbfd1b6bc7 commit: 5fbc9160229b7f0144db0ad1159d214bc4cd7787 [1/43] net: mtk_eth_soc: use resolved link config for PCS PHY config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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 git remote add linux-arm git://git.armlinux.org.uk/~rmk/linux-arm git fetch --no-tags linux-arm zii git checkout 5fbc9160229b7f0144db0ad1159d214bc4cd7787 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from drivers/net/ethernet/mediatek/mtk_eth_soc.c:23: drivers/net/ethernet/mediatek/mtk_eth_soc.c: In function 'mtk_mac_link_up': 437 | int sid = (MTK_HAS_CAPS(eth->soc->caps, MTK_SHARED_SGMII)) ? | ^~~ drivers/net/ethernet/mediatek/mtk_eth_soc.h:761:36: note: in definition of macro 'MTK_HAS_CAPS' 761 | #define MTK_HAS_CAPS(caps, _x) (((caps) & (_x)) == (_x)) | ^~~~ drivers/net/ethernet/mediatek/mtk_eth_soc.c:437:27: note: each undeclared identifier is reported only once for each function it appears in 437 | int sid = (MTK_HAS_CAPS(eth->soc->caps, MTK_SHARED_SGMII)) ? | ^~~ drivers/net/ethernet/mediatek/mtk_eth_soc.h:761:36: note: in definition of macro 'MTK_HAS_CAPS' 761 | #define MTK_HAS_CAPS(caps, _x) (((caps) & (_x)) == (_x)) | ^~~~ vim +/eth +437 drivers/net/ethernet/mediatek/mtk_eth_soc.c 425 426 static void mtk_mac_link_up(struct phylink_config *config, 427 struct phy_device *phy, 428 unsigned int mode, phy_interface_t interface, 429 int speed, int duplex, bool tx_pause, bool rx_pause) 430 { 431 struct mtk_mac *mac = container_of(config, struct mtk_mac, 432 phylink_config); 433 u32 mcr = mtk_r32(mac->hw, MTK_MAC_MCR(mac->id)); 434 435 if (phy_interface_mode_is_8023z(interface)) { 436 /* Decide how GMAC and SGMIISYS be mapped */ 438 0 : mac->id; 439 mtk_sgmii_link_up(eth->sgmii, sid, speed, duplex); 440 } 441 442 mcr &= ~(MAC_MCR_SPEED_100 | MAC_MCR_SPEED_1000 | 443 MAC_MCR_FORCE_DPX | MAC_MCR_FORCE_TX_FC | 444 MAC_MCR_FORCE_RX_FC); 445 446 /* Configure speed */ 447 switch (speed) { 448 case SPEED_2500: 449 case SPEED_1000: 450 mcr |= MAC_MCR_SPEED_1000; 451 break; 452 case SPEED_100: 453 mcr |= MAC_MCR_SPEED_100; 454 break; 455 } 456 457 /* Configure duplex */ 458 if (duplex == DUPLEX_FULL) 459 mcr |= MAC_MCR_FORCE_DPX; 460 461 /* Configure pause modes - phylink will avoid these for half duplex */ 462 if (tx_pause) 463 mcr |= MAC_MCR_FORCE_TX_FC; 464 if (rx_pause) 465 mcr |= MAC_MCR_FORCE_RX_FC; 466 467 mcr |= MAC_MCR_TX_EN | MAC_MCR_RX_EN; 468 mtk_w32(mac->hw, mcr, MTK_MAC_MCR(mac->id)); 469 } 470 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org