On Wednesday 25 November 2015 06:53:56 Andrei Borzenkov wrote: > So the actual problem is to differentiate between categories A and D. Is > it possible to do based on ACPI name (DELRBTN vs DELLABCE) or may be on > return value of CRBT? If not we really need black/white list here based > on DMI or something. > I do not trust ACPI device names and ACPI HIDs. Maybe that return value of CRBT can be useful. From information from Alex we know that 0 and 1 types are toggle buttons and 2 and 3 are HW slider switch. Maybe there is also difference between 0 and 1? -- Pali Rohár pali.rohar@xxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html