On 12/30/2016 10:09 PM, Peter Meerwald-Stadler wrote: > >>>> Add IIO driver for the Renesas RCar GyroADC block. This block is a >>>> simple 4/8-channel ADC which samples 12/15/24 bits of data every > >>>> + if (iio_buffer_enabled(indio_dev)) >>>> + return -EBUSY; >>> >>> use iio_device_claim_direct_mode() >> >> Why ? Do I really need the mutex locking here ? > > no, not needed, since you do not support buffered mode yet; but neither do > you need iio_buffer_enabled() > > p. > So drop the whole thing then ? -- Best regards, Marek Vasut -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html