From patchwork Fri Nov 3 04:13:18 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicholas Piggin X-Patchwork-Id: 833647 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3ySpXG56T7z9s7F for ; Fri, 3 Nov 2017 15:15:26 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="aupocveO"; dkim-atps=neutral Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3ySpXG3LdZzDrD8 for ; Fri, 3 Nov 2017 15:15:26 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="aupocveO"; dkim-atps=neutral X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gmail.com (client-ip=2607:f8b0:400e:c00::244; helo=mail-pf0-x244.google.com; envelope-from=npiggin@gmail.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="aupocveO"; dkim-atps=neutral Received: from mail-pf0-x244.google.com (mail-pf0-x244.google.com [IPv6:2607:f8b0:400e:c00::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 3ySpV54LNGzDr8p for ; Fri, 3 Nov 2017 15:13:33 +1100 (AEDT) Received: by mail-pf0-x244.google.com with SMTP id 17so1300229pfn.12 for ; Thu, 02 Nov 2017 21:13:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=0rViOx7eevBoDjz2GIrOZzYlnrYRAUyl7PDdbYrc+Lo=; b=aupocveOcAAuN0CNZl34ZYgf85sitx4ZzxvWrK3tZfTHBMczRyzq5v+e5xKdznZFjs t26BPyOyEXLOM4Nf/87saGKuqiS2VowsayxmLYTcfcjVz1L3zm4OvVUC+qwdHaYKfq7V cYv2VgqWxMwpGtEnBvH8ntbv11O231oAUZuGB/cUKUUsPyDHP3hsID84L20wHqZs9QGD 76V7x8wKTmGtfKvVDcZ18KwobfmM29/7kVO4hQS1dhdRv0mjA86QSLKVsVzDHCADw8sW CJ5VaSosPvyHNDdr6/tM+SSMUPMbc4Cqpz8U9NCmNDGxcw+Oyq+jlN+xmfsrOgzEuJNm T7rw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=0rViOx7eevBoDjz2GIrOZzYlnrYRAUyl7PDdbYrc+Lo=; b=JxyqgRc9VCn/lpucrTkOQQ5VRDXQf8tfyhj3jpGBS75OLfCUdNfU2yzQ/jhiiFB+Js uCZFb8CbfNGhClwGcgVwcyexl6Z25XScBsp5hm3QCGW3rDl+znaKdVbYNwxyVQp2LJp4 fjn5699CpjLMuorn2rT42ZMWzFhVLn5i0/Q9lYjDZ5szK4ESmhUppzCHpd8mQY4BOsXn M9H6V8RZSb9x2NwTTdbJKFEd1XfrIBqXEXJ16mw5zGacG7DCGfYwSM+T2qOJrFloUJT6 lGmRyc2z7pAL/VIVVJ4m2f6m5eHXRDDnwAb2680IQ+qfRPWFPzv0xxsLP+zf3yY4Esid H6xg== X-Gm-Message-State: AMCzsaU+Uw9BwEPTJG6Ir3ewbwHzS0jyI5bnTfLXx6YmjG3j/zygqpzh Q4PT3yN7edTRlWT7x6ZByt91Gw== X-Google-Smtp-Source: ABhQp+Qt3uVltelojcPv35qBqprElgZ5i5kupPgBxzwlKQZhS7+e7XI8fdh99K2HOwsyusm8avfI+g== X-Received: by 10.98.157.156 with SMTP id a28mr6350981pfk.74.1509682410629; Thu, 02 Nov 2017 21:13:30 -0700 (PDT) Received: from roar.ozlabs.ibm.com. ([122.99.82.10]) by smtp.gmail.com with ESMTPSA id f24sm9731242pfk.183.2017.11.02.21.13.27 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 02 Nov 2017 21:13:29 -0700 (PDT) From: Nicholas Piggin To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v3 0/3] Add POWER9 DD2.0 feature, remove idle workarounds in DD2.1 Date: Fri, 3 Nov 2017 15:13:18 +1100 Message-Id: <20171103041321.5113-1-npiggin@gmail.com> X-Mailer: git-send-email 2.15.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.24 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Michael Neuling , Nicholas Piggin Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Since v2: Split up the features into two patches. I kept Vaidy's reviewed-by because the end result code was not changed. Nicholas Piggin (3): powerpc: add POWER9_DD20 feature powerpc/64s/idle: avoid POWER9 DD1 and DD2.0 ERAT workaround on DD2.1 powerpc/64s/idle: avoid POWER9 DD1 and DD2.0 PMU workaround on DD2.1 arch/powerpc/include/asm/cputable.h | 5 ++++- arch/powerpc/kernel/cputable.c | 20 ++++++++++++++++++++ arch/powerpc/kernel/dt_cpu_ftrs.c | 2 ++ arch/powerpc/kernel/idle_book3s.S | 31 ++++++++++++++++++++----------- 4 files changed, 46 insertions(+), 12 deletions(-)