Hi Lee, After merging the mfd tree, today's linux-next build (x86_64 allmodconfig) failed like this: drivers/mfd/cros_ec_dev.c: In function 'ec_device_probe': drivers/mfd/cros_ec_dev.c:422:33: error: 'EC_FEATURE_FINGERPRINT' undeclared (first use in this function); did you mean 'EC_FEATURE_HANG_DETECT'? if (cros_ec_check_features(ec, EC_FEATURE_FINGERPRINT)) { ^~~~~~~~~~~~~~~~~~~~~~ EC_FEATURE_HANG_DETECT drivers/mfd/cros_ec_dev.c:422:33: note: each undeclared identifier is reported only once for each function it appears in drivers/mfd/cros_ec_dev.c:445:33: error: 'EC_FEATURE_TOUCHPAD' undeclared (first use in this function); did you mean 'EC_FEATURE_USB_PD'? if (cros_ec_check_features(ec, EC_FEATURE_TOUCHPAD)) { ^~~~~~~~~~~~~~~~~~~ EC_FEATURE_USB_PD Caused by commits 4483a6f22432 ("mfd: cros_ec: Instantiate properly CrOS FP MCU device") a03871b9e9ea ("mfd: cros_ec: Instantiate properly CrOS Touchpad MCU device") I have used the mfd tree from next-20190402 for today. -- Cheers, Stephen Rothwell
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