intel_idle: do not use the LAPIC timer for ATOM C2

If we use the LAPIC timer during ATOM C2 on
some nvidia chisets, the system stalls.

https://bugzilla.kernel.org/show_bug.cgi?id=21032



Signed-off-by: Len Brown <len.brown@intel.com>

parent 00527cc6

drivers/idle/intel_idle.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -302,7 +302,7 @@ static int intel_idle_probe(void)

		case 0x1C: /* 28 - Atom Processor */
		case 0x26: /* 38 - Lincroft Atom Processor */
		lapic_timer_reliable_states = (1 << 2) \| (1 << 1); /* C2, C1 */
		lapic_timer_reliable_states = (1 << 1); /* C1 */
		cpuidle_state_table = atom_cstates;
		break;