On 5/27/19 9:58 PM, Stephen Rothwell wrote: > Hi all, > > Changes since 20190524: > on x86, there are some issues with drivers/platform/olpc/olpc-xo175-ec.c: a. when CONFIG_SPI is not set/enabled: WARNING: unmet direct dependencies detected for SPI_SLAVE Depends on [n]: SPI [=n] Selected by [y]: - OLPC_XO175_EC [=y] && (ARCH_MMP || COMPILE_TEST [=y]) ld: drivers/platform/olpc/olpc-xo175-ec.o: in function `olpc_xo175_ec_remove': olpc-xo175-ec.c:(.text+0x79): undefined reference to `spi_slave_abort' ld: drivers/platform/olpc/olpc-xo175-ec.o: in function `olpc_xo175_ec_send_command': olpc-xo175-ec.c:(.text+0x24d): undefined reference to `spi_async' ld: drivers/platform/olpc/olpc-xo175-ec.o: in function `olpc_xo175_ec_cmd': olpc-xo175-ec.c:(.text+0xb3c): undefined reference to `spi_slave_abort' ld: drivers/platform/olpc/olpc-xo175-ec.o: in function `olpc_xo175_ec_spi_driver_init': olpc-xo175-ec.c:(.init.text+0xa): undefined reference to `__spi_register_driver' b. when CONFIG_INPUT is not set/enabled: ERROR: "input_register_device" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! ERROR: "input_set_capability" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! ERROR: "devm_input_allocate_device" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! ERROR: "input_event" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! c. when some power mgt. Kconfig symbol is not set/enabled: ERROR: "power_supply_put" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! ERROR: "power_supply_changed" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! ERROR: "power_supply_get_by_name" [drivers/platform/olpc/olpc-xo175-ec.ko] undefined! d. drivers/platform/olpc/Kconfig needs to use "menuconfig" like all of the other Kconfig files in drivers/platform/ so that its menu is listed in the correct place in *config interfaces. :( -- ~Randy