On Fri, Nov 20, 2015 at 09:52:14AM +0100, Benjamin Tissoires wrote: > Hi Duson, > > A user reported a non working touchpad on his Asus Zenbook UX305CA. > The touchpad is the ELAN1000 which has been added to v4.3: > > https://bugzilla.redhat.com/show_bug.cgi?id=1281990 > > In the logs, I see: > > [ 16.636101] i2c_designware i2c_designware.0: > i2c_dw_handle_tx_abort: lost arbitration > [ 16.636110] elan_i2c i2c-ELAN1000:00: writing cmd (0x0005) failed: -11 > [ 16.636113] elan_i2c i2c-ELAN1000:00: device reset failed: -11 > [ 16.636115] elan_i2c i2c-ELAN1000:00: device initialize failed: -11 > > I wonder if you could have a look at this and tell us whether the > touchpad is failing (I mean the driver) or if the i2c bus driver is at > fault. The designware controller reports that it lost arbitration, as if there were 2 masters on the same I2c bus, which is unlikely. I'd be looking into i2c bus driver first. Thanks. -- Dmitry -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
