From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-x244.google.com (mail-pg0-x244.google.com [IPv6:2607:f8b0:400e:c05::244]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3wmChL0K7bzDqLJ for ; Mon, 12 Jun 2017 10:00:18 +1000 (AEST) Received: by mail-pg0-x244.google.com with SMTP id f127so12760638pgc.2 for ; Sun, 11 Jun 2017 17:00:17 -0700 (PDT) From: Nicholas Piggin To: linuxppc-dev@lists.ozlabs.org Cc: Nicholas Piggin , "Gautham R . Shenoy" , "Shreyas B . Prabhu" Subject: [PATCH 03/14] powerpc/64s: idle provide a default idle for POWER9 Date: Mon, 12 Jun 2017 09:58:24 +1000 Message-Id: <20170611235835.7400-4-npiggin@gmail.com> In-Reply-To: <20170611235835.7400-1-npiggin@gmail.com> References: <20170611235835.7400-1-npiggin@gmail.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Before the cpuidle driver is enabled, provide a default idle function similarly to POWER7/8. This should not have much effect, because the cpuidle driver for powernv is mandatory, but if that changes we should have a fallback. Signed-off-by: Nicholas Piggin --- arch/powerpc/platforms/powernv/idle.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c index f188d84d9c59..e327e1585ddc 100644 --- a/arch/powerpc/platforms/powernv/idle.c +++ b/arch/powerpc/platforms/powernv/idle.c @@ -677,6 +677,8 @@ static int __init pnv_init_idle_states(void) if (supported_cpuidle_states & OPAL_PM_NAP_ENABLED) ppc_md.power_save = power7_idle; + else if (supported_cpuidle_states & OPAL_PM_STOP_INST_FAST) + ppc_md.power_save = power9_idle; out: return 0; -- 2.11.0