On Monday 24 November 2014 06:05 PM, Sebastian Andrzej Siewior wrote: > On 11/24/2014 01:16 PM, Vignesh R wrote: > >> I have tried running both IIO and TSC at the same time. But I have never >> seen WARN_ON() even after running for close to 30 min. Can you send me >> the exact script, so that it will be easy to reproduce? > > Sure thing. > - one shell > evtest /dev/input/event2 > - second shell > ./iio-test.sh > with: > > |#!/bin/sh > | > |while [ 1 = 1 ] > |do > | cat /sys/bus/iio/devices/iio\:device0/in_voltage4_raw > |done > > > the kernel config: https://breakpoint.cc/am335x-config >
I was able to reproduce this issue. When ADC hits WARN_ON(), the TSC steps should be disabled. But, in this case, TSC is sampling the first Y co-ordinate and all TSC steps are enabled. REG_SE: 0x1ffc1 ADC_STAT: 0x24 Any idea why this may be happening? Regards Vignesh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
