首次用ecliipse编译linux内核

用eclipse 编译内核时出现两个警告:
../drivers/mmc/host/sdhci-pltfm.c:244:2: error: implicit declaration of function 'pinctrl_pm_select_sleep_state' [-Werror=implicit-function-declaration]
  pinctrl_pm_select_sleep_state(dev);
  ^
../drivers/mmc/host/sdhci-pltfm.c: In function 'sdhci_pltfm_resume':
../drivers/mmc/host/sdhci-pltfm.c:254:2: error: implicit declaration of function 'pinctrl_pm_select_default_state' [-Werror=implicit-function-declaration]
  pinctrl_pm_select_default_state(dev);
  ^
cc1: some warnings being treated as errors
make[5]: *** [drivers/mmc/host/sdhci-pltfm.o] 错误 1
make[4]: *** [drivers/mmc/host] 错误 2
make[3]: *** [drivers/mmc] 错误 2
make[2]: *** [drivers] 错误 2
make[1]: *** [sub-make] 错误 2
make: *** [__sub-make] 错误 218:24:50 Build Finished (took 26m:13s.259ms)出现两个警告 ，没有编译成功 ，首次编译就卡在这里了，情各位帮帮我这个菜鸟。