From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7298EC4742C for ; Wed, 11 Nov 2020 07:21:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15F04207D3 for ; Wed, 11 Nov 2020 07:21:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="nYfknJ5Y" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726611AbgKKHVq (ORCPT ); Wed, 11 Nov 2020 02:21:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48936 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726275AbgKKHNk (ORCPT ); Wed, 11 Nov 2020 02:13:40 -0500 Received: from mail-pg1-x52f.google.com (mail-pg1-x52f.google.com [IPv6:2607:f8b0:4864:20::52f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C42DC0617A6 for ; Tue, 10 Nov 2020 23:13:06 -0800 (PST) Received: by mail-pg1-x52f.google.com with SMTP id i26so883755pgl.5 for ; Tue, 10 Nov 2020 23:13:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=FaLmdZ0I6jgP6YSJFBUYhpBKfN2HD5cDIF4yGhnbicM=; b=nYfknJ5YFeA7E6EDvksXJ7BIlSYzfMxrN3NEsVNVnR6NaHRAqO/MPVvt9M85iHYFwP vSllDACK4lIpb+oON2Gvev9Fibvha3B3gMnjKZ9Bgn1XmKWcgIWmNGq16/yZidjnhPFa 8chGTv1vVnUzXwqPii5FTXJsKFmRVO9embWBdutHRFzB5epVk9Xe6vsN7OPo5gaVQkJp fP9Y9cYNxT6MQrD+fbyfWwG6E7beP41/d8krO+XfVym429mI6xMN9wA64an2sZ1q6Umc AXZPT34HIFIVA5Zo1q1ASrZpMw2GS2oeGIk/SEfIIjlUw8Rj3KJyOLgWCP0uwAWJWMRv JEiQ== 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:in-reply-to :references; bh=FaLmdZ0I6jgP6YSJFBUYhpBKfN2HD5cDIF4yGhnbicM=; b=iU59wpZsSnCS3uedKFiozDQ4hM6Gd+kh93LTT21vwHh9y6nRhHXEMIDMQK5dO29cTZ 64mhMX1HEg1FBcxGPPzMKBoAWuyVj6KXnsKJ445Hm8DIVQ83mgURODMbrRPaLHI8+1mA o5czwPWyjYWOgkI5l2iHKi3nK3aAwvhUtdk9iGWmu8GtuwOnSfRCSg1oJC9MaZ9fTTIq iiBlUydWipLdRYH2vpTeuWq3Em+GpsYFKSoMlY3oC3Pp7huifyUf9Iq9nJrpGh8TClC7 9OUscp/JRvgseCWGh0Vwj8TMGfKj20p+H+jRrIUeUdzzV/FmQPUafjgp0x11oUblB6Bt cnZQ== X-Gm-Message-State: AOAM531TWaN/fL/M+u1PexZlcgDCAnlGXUogG01o5V39FPVAT0Rq+TEg LEU6NxtMfHz+iEduPDeoUsDbqw== X-Google-Smtp-Source: ABdhPJwRKmt6823DNEdwD9GXA4ytNmCCz5NlQ7wnXahT0YTrlkx3uHEgRY8Fj9GFEsStqKisgMUUwA== X-Received: by 2002:a63:1906:: with SMTP id z6mr7262603pgl.409.1605078785718; Tue, 10 Nov 2020 23:13:05 -0800 (PST) Received: from localhost ([45.137.216.7]) by smtp.gmail.com with ESMTPSA id j11sm1129786pgp.82.2020.11.10.23.13.04 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 10 Nov 2020 23:13:05 -0800 (PST) From: Leo Yan To: Arnaldo Carvalho de Melo , Andre Przywara , Dave Martin , James Clark , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Al Grant , Wei Li , John Garry , Will Deacon , Mathieu Poirier , linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v8 12/22] perf arm-spe: Refactor context packet handling Date: Wed, 11 Nov 2020 15:11:39 +0800 Message-Id: <20201111071149.815-13-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201111071149.815-1-leo.yan@linaro.org> References: <20201111071149.815-1-leo.yan@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Minor refactoring to use macro for index mask. Signed-off-by: Leo Yan Reviewed-by: Andre Przywara --- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c | 2 +- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c index 05d63e77f741..7b0f654e5cd6 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c +++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c @@ -136,7 +136,7 @@ static int arm_spe_get_context(const unsigned char *buf, size_t len, struct arm_spe_pkt *packet) { packet->type = ARM_SPE_CONTEXT; - packet->index = buf[0] & 0x3; + packet->index = SPE_CTX_PKT_HDR_INDEX(buf[0]); return arm_spe_get_payload(buf, len, 0, packet); } diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h index f97d6840be3a..9bc876bffd35 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h +++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h @@ -79,6 +79,9 @@ struct arm_spe_pkt { #define SPE_ADDR_PKT_EL2 2 #define SPE_ADDR_PKT_EL3 3 +/* Context packet header */ +#define SPE_CTX_PKT_HDR_INDEX(h) ((h) & GENMASK_ULL(1, 0)) + const char *arm_spe_pkt_name(enum arm_spe_pkt_type); int arm_spe_get_packet(const unsigned char *buf, size_t len, -- 2.17.1