Extern or forward variable declaration at include/linux/phy.h, line 237 References: drivers/net/arm/ixp4xx_eth.c, line 132 drivers/net/arm/ixp4xx_eth.c, line 502 drivers/net/arm/ixp4xx_eth.c, line 506 drivers/net/arm/ixp4xx_eth.c, line 647 drivers/net/au1000_eth.c, line 711 drivers/net/au1000_eth.c, line 903 drivers/net/bcm63xx_enet.h, line 212 drivers/net/bcm63xx_enet.h, line 241 drivers/net/bfin_mac.h, line 54 drivers/net/bfin_mac.h, line 63 drivers/net/cpmac.c, line 190 drivers/net/cpmac.c, line 258 drivers/net/cpmac.c, line 375 drivers/net/cpmac.c, line 378 drivers/net/cpmac.c, line 426 drivers/net/cpmac.c, line 557 drivers/net/cpmac.c, line 963 drivers/net/dnet.c, line 396 drivers/net/dnet.c, line 530 drivers/net/dnet.c, line 542 drivers/net/fs_enet/fs_enet.h, line 131 drivers/net/fs_enet/fs_enet.h, line 132 drivers/net/greth.h, line 104 drivers/net/greth.h, line 105 drivers/net/macb.c, line 327 drivers/net/macb.c, line 357 drivers/net/macb.c, line 390 drivers/net/macb.c, line 611 drivers/net/octeon/octeon_mgmt.c, line 151 drivers/net/octeon/octeon_mgmt.c, line 186 drivers/net/octeon/octeon_mgmt.c, line 285 drivers/net/octeon/octeon_mgmt.c, line 312 drivers/net/octeon/octeon_mgmt.c, line 313 drivers/net/octeon/octeon_mgmt.c, line 314 drivers/net/octeon/octeon_mgmt.c, line 946 drivers/net/pasemi_mac.c, line 131 drivers/net/pasemi_mac.c, line 260 drivers/net/pasemi_mac.c, line 293 drivers/net/pasemi_mac.c, line 639 drivers/net/pasemi_mac.c, line 750 drivers/net/pasemi_mac.c, line 872 drivers/net/pasemi_mac.c, line 898 drivers/net/pasemi_mac.c, line 1390 drivers/net/pasemi_mac.c, line 1477 drivers/net/pasemi_mac.h, line 107 drivers/net/s6gmac.c, line 356 drivers/net/s6gmac.c, line 357 drivers/net/s6gmac.c, line 375 drivers/net/s6gmac.c, line 389 drivers/net/s6gmac.c, line 851 drivers/net/sb1250-mac.c, line 219 drivers/net/sb1250-mac.c, line 289 drivers/net/sb1250-mac.c, line 290 drivers/net/sb1250-mac.c, line 305 drivers/net/sb1250-mac.c, line 760 drivers/net/sb1250-mac.c, line 788 drivers/net/sb1250-mac.c, line 793 drivers/net/sb1250-mac.c, line 906 drivers/net/sb1250-mac.c, line 998 drivers/net/sb1250-mac.c, line 1078 drivers/net/sb1250-mac.c, line 1243 drivers/net/sb1250-mac.c, line 2050 include/linux/phy.h, line 237 include/linux/phy.h, line 417 include/linux/phy.h, line 425 net/core/timestamping.c, line 29 net/core/timestamping.c, line 39 net/core/timestamping.c, line 42 net/core/timestamping.c, line 72 net/core/timestamping.c, line 94 net/dsa/dsa_priv.h, line 172 net/dsa/dsa_priv.h, line 175 net/dsa/dsa_priv.h, line 178 net/dsa/tag_dsa.c, line 19 net/dsa/tag_dsa.c, line 79 net/dsa/tag_edsa.c, line 20 net/dsa/tag_edsa.c, line 92