Hi Alexandru, I love your patch! Yet something to improve: [auto build test ERROR on linus/master] [cannot apply to v5.3-rc7 next-20190904] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Alexandru-Ardelean/net-stmmac-socfpga-re-use-the-interface-parameter-from-platform-data/20190907-190627 config: sparc64-allmodconfig (attached as .config) compiler: sparc64-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=sparc64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot All errors (new ones prefixed by >>): In file included from include/linux/dma-mapping.h:7:0, from include/linux/skbuff.h:30, from include/linux/if_ether.h:19, from include/uapi/linux/ethtool.h:19, from include/linux/ethtool.h:18, from include/linux/phy.h:16, from drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:11: drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c: In function 'socfpga_gen5_set_phy_mode': >> drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:264:44: error: 'phymode' undeclared (first use in this function); did you mean 'phy_modes'? dev_err(dwmac->dev, "bad phy mode %d\n", phymode); ^ include/linux/device.h:1499:32: note: in definition of macro 'dev_err' _dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:264:44: note: each undeclared identifier is reported only once for each function it appears in dev_err(dwmac->dev, "bad phy mode %d\n", phymode); ^ include/linux/device.h:1499:32: note: in definition of macro 'dev_err' _dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c: In function 'socfpga_gen10_set_phy_mode': drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:340:6: error: 'phymode' undeclared (first use in this function); did you mean 'phy_modes'? phymode == PHY_INTERFACE_MODE_MII || ^~~~~~~ phy_modes vim +264 drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c 40ae25505fe834 Dinh Nguyen 2019-06-05 255 40ae25505fe834 Dinh Nguyen 2019-06-05 256 static int socfpga_gen5_set_phy_mode(struct socfpga_dwmac *dwmac) 40ae25505fe834 Dinh Nguyen 2019-06-05 257 { 40ae25505fe834 Dinh Nguyen 2019-06-05 258 struct regmap *sys_mgr_base_addr = dwmac->sys_mgr_base_addr; 40ae25505fe834 Dinh Nguyen 2019-06-05 259 u32 reg_offset = dwmac->reg_offset; 40ae25505fe834 Dinh Nguyen 2019-06-05 260 u32 reg_shift = dwmac->reg_shift; 40ae25505fe834 Dinh Nguyen 2019-06-05 261 u32 ctrl, val, module; 40ae25505fe834 Dinh Nguyen 2019-06-05 262 6169afbe4a340b Alexandru Ardelean 2019-09-06 263 if (socfpga_set_phy_mode_common(dwmac, &val)) { 801d233b7302ee Dinh Nguyen 2014-03-26 @264 dev_err(dwmac->dev, "bad phy mode %d\n", phymode); 801d233b7302ee Dinh Nguyen 2014-03-26 265 return -EINVAL; 801d233b7302ee Dinh Nguyen 2014-03-26 266 } 801d233b7302ee Dinh Nguyen 2014-03-26 267 b4834c86e11baf Ley Foon Tan 2014-08-20 268 /* Overwrite val to GMII if splitter core is enabled. The phymode here b4834c86e11baf Ley Foon Tan 2014-08-20 269 * is the actual phy mode on phy hardware, but phy interface from b4834c86e11baf Ley Foon Tan 2014-08-20 270 * EMAC core is GMII. b4834c86e11baf Ley Foon Tan 2014-08-20 271 */ b4834c86e11baf Ley Foon Tan 2014-08-20 272 if (dwmac->splitter_base) b4834c86e11baf Ley Foon Tan 2014-08-20 273 val = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII; b4834c86e11baf Ley Foon Tan 2014-08-20 274 70cb136f773083 Joachim Eastwood 2016-05-01 275 /* Assert reset to the enet controller before changing the phy mode */ bc8a2d9bcbf1ca Dinh Nguyen 2018-06-19 276 reset_control_assert(dwmac->stmmac_ocp_rst); 70cb136f773083 Joachim Eastwood 2016-05-01 277 reset_control_assert(dwmac->stmmac_rst); 70cb136f773083 Joachim Eastwood 2016-05-01 278 801d233b7302ee Dinh Nguyen 2014-03-26 279 regmap_read(sys_mgr_base_addr, reg_offset, &ctrl); 801d233b7302ee Dinh Nguyen 2014-03-26 280 ctrl &= ~(SYSMGR_EMACGRP_CTRL_PHYSEL_MASK << reg_shift); 801d233b7302ee Dinh Nguyen 2014-03-26 281 ctrl |= val << reg_shift; 801d233b7302ee Dinh Nguyen 2014-03-26 282 013dae5dbc07aa Stephan Gatzka 2017-08-22 283 if (dwmac->f2h_ptp_ref_clk || 013dae5dbc07aa Stephan Gatzka 2017-08-22 284 phymode == PHY_INTERFACE_MODE_MII || 013dae5dbc07aa Stephan Gatzka 2017-08-22 285 phymode == PHY_INTERFACE_MODE_GMII || 013dae5dbc07aa Stephan Gatzka 2017-08-22 286 phymode == PHY_INTERFACE_MODE_SGMII) { 43569814fa35b2 Phil Reid 2015-12-14 287 ctrl |= SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2); 734e00fa02eff5 Phil Reid 2016-04-07 288 regmap_read(sys_mgr_base_addr, SYSMGR_FPGAGRP_MODULE_REG, 734e00fa02eff5 Phil Reid 2016-04-07 289 &module); 734e00fa02eff5 Phil Reid 2016-04-07 290 module |= (SYSMGR_FPGAGRP_MODULE_EMAC << (reg_shift / 2)); 734e00fa02eff5 Phil Reid 2016-04-07 291 regmap_write(sys_mgr_base_addr, SYSMGR_FPGAGRP_MODULE_REG, 734e00fa02eff5 Phil Reid 2016-04-07 292 module); 734e00fa02eff5 Phil Reid 2016-04-07 293 } else { 43569814fa35b2 Phil Reid 2015-12-14 294 ctrl &= ~(SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2)); 734e00fa02eff5 Phil Reid 2016-04-07 295 } 43569814fa35b2 Phil Reid 2015-12-14 296 801d233b7302ee Dinh Nguyen 2014-03-26 297 regmap_write(sys_mgr_base_addr, reg_offset, ctrl); 734e00fa02eff5 Phil Reid 2016-04-07 298 70cb136f773083 Joachim Eastwood 2016-05-01 299 /* Deassert reset for the phy configuration to be sampled by 70cb136f773083 Joachim Eastwood 2016-05-01 300 * the enet controller, and operation to start in requested mode 70cb136f773083 Joachim Eastwood 2016-05-01 301 */ bc8a2d9bcbf1ca Dinh Nguyen 2018-06-19 302 reset_control_deassert(dwmac->stmmac_ocp_rst); 70cb136f773083 Joachim Eastwood 2016-05-01 303 reset_control_deassert(dwmac->stmmac_rst); fb3bbdb859891e Tien Hock Loh 2016-07-07 304 if (phymode == PHY_INTERFACE_MODE_SGMII) { fb3bbdb859891e Tien Hock Loh 2016-07-07 305 if (tse_pcs_init(dwmac->pcs.tse_pcs_base, &dwmac->pcs) != 0) { fb3bbdb859891e Tien Hock Loh 2016-07-07 306 dev_err(dwmac->dev, "Unable to initialize TSE PCS"); fb3bbdb859891e Tien Hock Loh 2016-07-07 307 return -EINVAL; fb3bbdb859891e Tien Hock Loh 2016-07-07 308 } fb3bbdb859891e Tien Hock Loh 2016-07-07 309 } 70cb136f773083 Joachim Eastwood 2016-05-01 310 801d233b7302ee Dinh Nguyen 2014-03-26 311 return 0; 801d233b7302ee Dinh Nguyen 2014-03-26 312 } 801d233b7302ee Dinh Nguyen 2014-03-26 313 :::::: The code at line 264 was first introduced by commit :::::: 801d233b7302eeab94750427a623c10c044cb0ca net: stmmac: Add SOCFPGA glue driver :::::: TO: Dinh Nguyen :::::: CC: David S. 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