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[92.145.124.62]) by smtp.gmail.com with ESMTPSA id p5-20020a05600c358500b003f09fd301ddsm5004185wmq.1.2023.04.13.09.20.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Apr 2023 09:20:33 -0700 (PDT) From: Alexandre Ghiti To: Jonathan Corbet , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Paul Walmsley , Palmer Dabbelt , Albert Ou , Atish Patra , Anup Patel , Will Deacon , Rob Herring , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org Cc: Alexandre Ghiti Subject: [PATCH 3/4] riscv: Make legacy counter enum match the HW numbering Date: Thu, 13 Apr 2023 18:17:24 +0200 Message-Id: <20230413161725.195417-4-alexghiti@rivosinc.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230413161725.195417-1-alexghiti@rivosinc.com> References: <20230413161725.195417-1-alexghiti@rivosinc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RISCV_PMU_LEGACY_INSTRET used to be set to 1 whereas the offset of this hardware counter from CSR_CYCLE is actually 2: make this offset match the real hw offset so that we can directly expose those values to userspace. Signed-off-by: Alexandre Ghiti --- drivers/perf/riscv_pmu_legacy.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/perf/riscv_pmu_legacy.c b/drivers/perf/riscv_pmu_legacy.c index ca9e20bfc7ac..0d8c9d8849ee 100644 --- a/drivers/perf/riscv_pmu_legacy.c +++ b/drivers/perf/riscv_pmu_legacy.c @@ -12,8 +12,11 @@ #include #include -#define RISCV_PMU_LEGACY_CYCLE 0 -#define RISCV_PMU_LEGACY_INSTRET 1 +enum { + RISCV_PMU_LEGACY_CYCLE, + RISCV_PMU_LEGACY_TIME, + RISCV_PMU_LEGACY_INSTRET +}; static bool pmu_init_done; -- 2.37.2 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F141FC77B61 for ; Thu, 13 Apr 2023 16:20:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Fx5PcLeC0+h+RRa9833afpv2TQNwIZgF9dHKuZGndAM=; b=fUJMa7p6qzgkXB SvCl4rC/9Lql/dK5WY3U1sia9mpWrthiRXUe7SdbzZl8JNdlC75yyBnzMKO2GcXgdbvv/F+9yqpVy h7rXFhFXW/ZjZChll5tL5vy6W8WonQd90m2Fcx9zB6JNbVDiXVTVzNYJv1pa3WTtD3NTErRVWL/0U gDxw25RrHiQE+k690poptquVJ7KAQgSVyRxoJ3D45Nz1qXNaBZSdHc7mcv7vNpJVkbeSkSnQsHyKl EXC/i1TffycIKfjRSGQ59JwOdOG98mux7FBZHOZUrWrKNBleJ/IeiEJE29hOLwnPNhuQncRrdUBkF rKGeCYzEgAQyIFcPr6UA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pmzge-006ect-1I; Thu, 13 Apr 2023 16:20:40 +0000 Received: from mail-wm1-x330.google.com ([2a00:1450:4864:20::330]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pmzgZ-006eZg-2e for linux-riscv@lists.infradead.org; Thu, 13 Apr 2023 16:20:38 +0000 Received: by mail-wm1-x330.google.com with SMTP id q5so8896030wmo.4 for ; Thu, 13 Apr 2023 09:20:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20221208.gappssmtp.com; s=20221208; t=1681402833; x=1683994833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=hbhrF1vaRRoJzYyea1JBFcTA2VAH3WkbBcvliTXkyWM=; b=xVRpVSn8CzSugrtbdPwe0szyiwDqMkR+UEllz4W7naM2gmqv/Mjyn0tKhvPZYVFy5B qr7sBJ8yOjlJ7nfDYo+ia+PpSt/Cr4cMPH2Otf/r4hvuEXhldV8NkSKpARdKTc9lj0q8 UyeAxkjzT9B3qvstiOW4L4Iu/x4tV+F3KeldSXVb+gMF5feNEXAVY/IiZUN0E06bBf6E MTOzvMFWYX11zNGN7XMXfnV9f5u6Sdp8SmuzAJAkd80wMkQwfswo2ikmUIHm4fLfLcb+ OwbsxPWDKcdl/YA0HMvx62LAYuGXYdbz6xIExRTw8/ntNeRjdkzZfbQzrpdFj2AyhHtW QEMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681402833; x=1683994833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hbhrF1vaRRoJzYyea1JBFcTA2VAH3WkbBcvliTXkyWM=; b=kBqq1POgbZeYRRpW010/lMkI3oOYL3BeS5NMxjcG13O2QVB1vk1964uBYPlCfwrpC0 Tq4mYJQ+bdZo2+v12GqK5HaeYxWB269VbQQP1+0CQs7xv9QU1hl0Mepy4RQzK+N6Hoiq 2ZPrd2jR5X4CQcgyrutmzQzFDrXTkmsWNU85Cqv1+rBpWNp7J1Ry7553i2OP0SyBjpXs 4PjrKrb8BxbiWzg2R5zrUE+n92tpzsFKCj5uHTPCQoWXffB+x+RgzncvJvlZmCYLgcQd pDSWRzXxg2JrxXm5o/oRMO/02vhqMhmBF45JLM7e0owrRavuXUTA5Pfez0fM8H7i7lKd ghFQ== X-Gm-Message-State: AAQBX9f5/i2BwjfCouP1CcsJSp6k2mz86TF6gpnliViTKc3N7Rs0YlQO J1MNzemFZr4GbP6Ki4JnOKzfqQ== X-Google-Smtp-Source: AKy350Zp5PeohDBdd7Xv3HthFjOkMMVG4oUVL5Rpyjw5IcUHxehnqFrVF/5LhGA4zzMyI3xHwOYFNg== X-Received: by 2002:a05:600c:2244:b0:3f0:7e63:e034 with SMTP id a4-20020a05600c224400b003f07e63e034mr2268188wmm.29.1681402833535; Thu, 13 Apr 2023 09:20:33 -0700 (PDT) Received: from alex-rivos.ba.rivosinc.com (amontpellier-656-1-456-62.w92-145.abo.wanadoo.fr. [92.145.124.62]) by smtp.gmail.com with ESMTPSA id p5-20020a05600c358500b003f09fd301ddsm5004185wmq.1.2023.04.13.09.20.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Apr 2023 09:20:33 -0700 (PDT) From: Alexandre Ghiti To: Jonathan Corbet , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Paul Walmsley , Palmer Dabbelt , Albert Ou , Atish Patra , Anup Patel , Will Deacon , Rob Herring , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org Cc: Alexandre Ghiti Subject: [PATCH 3/4] riscv: Make legacy counter enum match the HW numbering Date: Thu, 13 Apr 2023 18:17:24 +0200 Message-Id: <20230413161725.195417-4-alexghiti@rivosinc.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230413161725.195417-1-alexghiti@rivosinc.com> References: <20230413161725.195417-1-alexghiti@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230413_092035_905034_D2F89B1D X-CRM114-Status: GOOD ( 11.08 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org RISCV_PMU_LEGACY_INSTRET used to be set to 1 whereas the offset of this hardware counter from CSR_CYCLE is actually 2: make this offset match the real hw offset so that we can directly expose those values to userspace. Signed-off-by: Alexandre Ghiti --- drivers/perf/riscv_pmu_legacy.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/perf/riscv_pmu_legacy.c b/drivers/perf/riscv_pmu_legacy.c index ca9e20bfc7ac..0d8c9d8849ee 100644 --- a/drivers/perf/riscv_pmu_legacy.c +++ b/drivers/perf/riscv_pmu_legacy.c @@ -12,8 +12,11 @@ #include #include -#define RISCV_PMU_LEGACY_CYCLE 0 -#define RISCV_PMU_LEGACY_INSTRET 1 +enum { + RISCV_PMU_LEGACY_CYCLE, + RISCV_PMU_LEGACY_TIME, + RISCV_PMU_LEGACY_INSTRET +}; static bool pmu_init_done; -- 2.37.2 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D8DC2C77B6E for ; Thu, 13 Apr 2023 16:21:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5RaoG1mzoy/hyLzsZvdu/zrqSHAUivEwRaB/D7Nuc9Q=; b=CD/xEkv8SaFBXn mt3WXgY9Sx6ECFH6pDsSxe8wPcA6buI25GrBgzLeKr6mSIOYibHJhj39Q4XeO8aZnt0cIyl54417I UyEyrDIYCxCvQCceqrARzWqcD9bdOUtFavvE5oYmQZlcUwjU740uUJ8pSS4fmkvQuhz/tOcne4vX8 X0RCosa81hKfOydC5AWSPB27Ysw4NkH1k6+RB1Gtj8hr086DUwNWBUq+2nRMLsiNfKpUiVGf/I8Bc PZBf7dJjNSQmoKcx27pQnMZOLLsiC5+WMSHlIIxYGWX0ETl6PCRAj0DD37Ypdqk6dPdjqurL5Lr1v lEfEA0LcCIK0LJ7t9/WA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pmzgd-006ecD-1S; Thu, 13 Apr 2023 16:20:39 +0000 Received: from mail-wm1-x331.google.com ([2a00:1450:4864:20::331]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pmzgZ-006eZh-2d for linux-arm-kernel@lists.infradead.org; Thu, 13 Apr 2023 16:20:37 +0000 Received: by mail-wm1-x331.google.com with SMTP id q5so8896031wmo.4 for ; Thu, 13 Apr 2023 09:20:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20221208.gappssmtp.com; s=20221208; t=1681402833; x=1683994833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=hbhrF1vaRRoJzYyea1JBFcTA2VAH3WkbBcvliTXkyWM=; b=xVRpVSn8CzSugrtbdPwe0szyiwDqMkR+UEllz4W7naM2gmqv/Mjyn0tKhvPZYVFy5B qr7sBJ8yOjlJ7nfDYo+ia+PpSt/Cr4cMPH2Otf/r4hvuEXhldV8NkSKpARdKTc9lj0q8 UyeAxkjzT9B3qvstiOW4L4Iu/x4tV+F3KeldSXVb+gMF5feNEXAVY/IiZUN0E06bBf6E MTOzvMFWYX11zNGN7XMXfnV9f5u6Sdp8SmuzAJAkd80wMkQwfswo2ikmUIHm4fLfLcb+ OwbsxPWDKcdl/YA0HMvx62LAYuGXYdbz6xIExRTw8/ntNeRjdkzZfbQzrpdFj2AyhHtW QEMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681402833; x=1683994833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hbhrF1vaRRoJzYyea1JBFcTA2VAH3WkbBcvliTXkyWM=; b=CR5iZO+wuygot4ClshULMAC1KnMoUNXm65nVWzddRlXhThHfYcUZnhpfO+l6fJPCx1 V4X0znH8bH1GZ0IRyKuqj2fT66CnNFEXaE2cAQcioWdVSN0idhe/kt0gECl9fxIYYLPn k4ZyoGHIu2tzT51Wifte9etY5OPtRIgyj9ns6Yn1CxLj3RFxbJ5quaw54DiOv2wqUXNC K6YRE80SWlV85xHZMw1sGdmBy/SlMNSmS5ENSJAAykz8h6+eqCW6A2zI6CIg+RW8sqRI 38XpjiFCRo29pnH+nmbvtLBp23kyFVhn0wfFGsNLHdbRIKGFv+SapP0YKaayAu0T4+/P ovgw== X-Gm-Message-State: AAQBX9d+Gs4BMpZdI4VhTi8RRgm69CMwGoZwG8SI9DPMYDKx1adzvRVM L+H4Mt21coatHzPHkCPfn5clTA== X-Google-Smtp-Source: AKy350Zp5PeohDBdd7Xv3HthFjOkMMVG4oUVL5Rpyjw5IcUHxehnqFrVF/5LhGA4zzMyI3xHwOYFNg== X-Received: by 2002:a05:600c:2244:b0:3f0:7e63:e034 with SMTP id a4-20020a05600c224400b003f07e63e034mr2268188wmm.29.1681402833535; Thu, 13 Apr 2023 09:20:33 -0700 (PDT) Received: from alex-rivos.ba.rivosinc.com (amontpellier-656-1-456-62.w92-145.abo.wanadoo.fr. [92.145.124.62]) by smtp.gmail.com with ESMTPSA id p5-20020a05600c358500b003f09fd301ddsm5004185wmq.1.2023.04.13.09.20.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Apr 2023 09:20:33 -0700 (PDT) From: Alexandre Ghiti To: Jonathan Corbet , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Paul Walmsley , Palmer Dabbelt , Albert Ou , Atish Patra , Anup Patel , Will Deacon , Rob Herring , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org Cc: Alexandre Ghiti Subject: [PATCH 3/4] riscv: Make legacy counter enum match the HW numbering Date: Thu, 13 Apr 2023 18:17:24 +0200 Message-Id: <20230413161725.195417-4-alexghiti@rivosinc.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230413161725.195417-1-alexghiti@rivosinc.com> References: <20230413161725.195417-1-alexghiti@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230413_092035_872543_C31DBAA6 X-CRM114-Status: GOOD ( 12.60 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org RISCV_PMU_LEGACY_INSTRET used to be set to 1 whereas the offset of this hardware counter from CSR_CYCLE is actually 2: make this offset match the real hw offset so that we can directly expose those values to userspace. Signed-off-by: Alexandre Ghiti --- drivers/perf/riscv_pmu_legacy.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/perf/riscv_pmu_legacy.c b/drivers/perf/riscv_pmu_legacy.c index ca9e20bfc7ac..0d8c9d8849ee 100644 --- a/drivers/perf/riscv_pmu_legacy.c +++ b/drivers/perf/riscv_pmu_legacy.c @@ -12,8 +12,11 @@ #include #include -#define RISCV_PMU_LEGACY_CYCLE 0 -#define RISCV_PMU_LEGACY_INSTRET 1 +enum { + RISCV_PMU_LEGACY_CYCLE, + RISCV_PMU_LEGACY_TIME, + RISCV_PMU_LEGACY_INSTRET +}; static bool pmu_init_done; -- 2.37.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel