On 2015/7/27 23:21, Matt Fleming wrote: > A git bisect just pointed me at commit d32932d02e18 ("x86/irq: Convert > IOAPIC to use hierarchical irqdomain interfaces") as the reason for why > the trackpad on my Dell XPS13 is no longer working with v4.2-rc1. > > I'm now seeing the following errors when booting, > > [ 1.615017] i2c_designware INT3433:00: controller timed out > [ 1.642496] i2c_designware INT3433:00: timeout in disabling adapter > [ 1.642500] i2c_hid i2c-DLL0665:01: hid_descr_cmd failed > > I tried commit d32932d02e18~1, which works, and things definitely break > starting with commit d32932d02e18. > > Any suggestions or requests to try and diagnose why the irqdomain > changes broke this i2c controller driver? Hi Matt, Sorry for the regression. Could you please help to provide more information about the regression, such dmesg, /proc/interrupts and hardware(PCI) info from good and bad kernels? Thanks! Gerry -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html