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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5513DC433EF for ; Tue, 14 Dec 2021 14:16:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234813AbhLNOQa (ORCPT ); Tue, 14 Dec 2021 09:16:30 -0500 Received: from foss.arm.com ([217.140.110.172]:57034 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234791AbhLNOQa (ORCPT ); Tue, 14 Dec 2021 09:16:30 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 509646D; Tue, 14 Dec 2021 06:16:30 -0800 (PST) Received: from e121345-lin.cambridge.arm.com (e121345-lin.cambridge.arm.com [10.1.196.40]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 368963F793; Tue, 14 Dec 2021 06:16:29 -0800 (PST) From: Robin Murphy To: will@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: catalin.marinas@arm.com, suzuki.poulose@arm.com, thierry.reding@gmail.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v2 2/5] arm64: perf: Simplify registration boilerplate Date: Tue, 14 Dec 2021 14:16:14 +0000 Message-Id: X-Mailer: git-send-email 2.28.0.dirty In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org With the trend for per-core events moving to userspace JSON, registering names for PMUv3 implementations is increasingly a pure boilerplate exercise. Let's wrap things a step further so we can generate the basic PMUv3 init function with a macro invocation, and reduce further new addition to just 2 lines each. Suggested-by: Mark Rutland Signed-off-by: Robin Murphy --- arch/arm64/kernel/perf_event.c | 113 +++++++++------------------------ 1 file changed, 31 insertions(+), 82 deletions(-) v2: Rewrite per Mark's suggestion, cover new NVIDIA PMUs too diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 035da52e04bf..ed6d8cd2f88f 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -1145,17 +1145,26 @@ static int armv8_pmu_init_nogroups(struct arm_pmu *cpu_pmu, char *name, return armv8_pmu_init(cpu_pmu, name, map_event, NULL, NULL, NULL); } -static int armv8_pmuv3_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_pmuv3", - armv8_pmuv3_map_event); +#define PMUV3_INIT_SIMPLE(name) \ +static int name##_pmu_init(struct arm_pmu *cpu_pmu) \ +{ \ + return armv8_pmu_init_nogroups(cpu_pmu, #name, armv8_pmuv3_map_event);\ } -static int armv8_a34_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a34", - armv8_pmuv3_map_event); -} +PMUV3_INIT_SIMPLE(armv8_pmuv3) + +PMUV3_INIT_SIMPLE(armv8_cortex_a34) +PMUV3_INIT_SIMPLE(armv8_cortex_a55) +PMUV3_INIT_SIMPLE(armv8_cortex_a65) +PMUV3_INIT_SIMPLE(armv8_cortex_a75) +PMUV3_INIT_SIMPLE(armv8_cortex_a76) +PMUV3_INIT_SIMPLE(armv8_cortex_a77) +PMUV3_INIT_SIMPLE(armv8_cortex_a78) +PMUV3_INIT_SIMPLE(armv8_neoverse_e1) +PMUV3_INIT_SIMPLE(armv8_neoverse_n1) + +PMUV3_INIT_SIMPLE(armv8_nvidia_carmel) +PMUV3_INIT_SIMPLE(armv8_nvidia_denver) static int armv8_a35_pmu_init(struct arm_pmu *cpu_pmu) { @@ -1169,24 +1178,12 @@ static int armv8_a53_pmu_init(struct arm_pmu *cpu_pmu) armv8_a53_map_event); } -static int armv8_a55_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a55", - armv8_pmuv3_map_event); -} - static int armv8_a57_pmu_init(struct arm_pmu *cpu_pmu) { return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a57", armv8_a57_map_event); } -static int armv8_a65_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a65", - armv8_pmuv3_map_event); -} - static int armv8_a72_pmu_init(struct arm_pmu *cpu_pmu) { return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a72", @@ -1199,42 +1196,6 @@ static int armv8_a73_pmu_init(struct arm_pmu *cpu_pmu) armv8_a73_map_event); } -static int armv8_a75_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a75", - armv8_pmuv3_map_event); -} - -static int armv8_a76_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a76", - armv8_pmuv3_map_event); -} - -static int armv8_a77_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a77", - armv8_pmuv3_map_event); -} - -static int armv8_a78_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a78", - armv8_pmuv3_map_event); -} - -static int armv8_e1_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_neoverse_e1", - armv8_pmuv3_map_event); -} - -static int armv8_n1_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_neoverse_n1", - armv8_pmuv3_map_event); -} - static int armv8_thunder_pmu_init(struct arm_pmu *cpu_pmu) { return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cavium_thunder", @@ -1247,38 +1208,26 @@ static int armv8_vulcan_pmu_init(struct arm_pmu *cpu_pmu) armv8_vulcan_map_event); } -static int armv8_carmel_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_carmel", - armv8_pmuv3_map_event); -} - -static int armv8_denver_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_denver", - armv8_pmuv3_map_event); -} - static const struct of_device_id armv8_pmu_of_device_ids[] = { - {.compatible = "arm,armv8-pmuv3", .data = armv8_pmuv3_init}, - {.compatible = "arm,cortex-a34-pmu", .data = armv8_a34_pmu_init}, + {.compatible = "arm,armv8-pmuv3", .data = armv8_pmuv3_pmu_init}, + {.compatible = "arm,cortex-a34-pmu", .data = armv8_cortex_a34_pmu_init}, {.compatible = "arm,cortex-a35-pmu", .data = armv8_a35_pmu_init}, {.compatible = "arm,cortex-a53-pmu", .data = armv8_a53_pmu_init}, - {.compatible = "arm,cortex-a55-pmu", .data = armv8_a55_pmu_init}, + {.compatible = "arm,cortex-a55-pmu", .data = armv8_cortex_a55_pmu_init}, {.compatible = "arm,cortex-a57-pmu", .data = armv8_a57_pmu_init}, - {.compatible = "arm,cortex-a65-pmu", .data = armv8_a65_pmu_init}, + {.compatible = "arm,cortex-a65-pmu", .data = armv8_cortex_a65_pmu_init}, {.compatible = "arm,cortex-a72-pmu", .data = armv8_a72_pmu_init}, {.compatible = "arm,cortex-a73-pmu", .data = armv8_a73_pmu_init}, - {.compatible = "arm,cortex-a75-pmu", .data = armv8_a75_pmu_init}, - {.compatible = "arm,cortex-a76-pmu", .data = armv8_a76_pmu_init}, - {.compatible = "arm,cortex-a77-pmu", .data = armv8_a77_pmu_init}, - {.compatible = "arm,cortex-a78-pmu", .data = armv8_a78_pmu_init}, - {.compatible = "arm,neoverse-e1-pmu", .data = armv8_e1_pmu_init}, - {.compatible = "arm,neoverse-n1-pmu", .data = armv8_n1_pmu_init}, + {.compatible = "arm,cortex-a75-pmu", .data = armv8_cortex_a75_pmu_init}, + {.compatible = "arm,cortex-a76-pmu", .data = armv8_cortex_a76_pmu_init}, + {.compatible = "arm,cortex-a77-pmu", .data = armv8_cortex_a77_pmu_init}, + {.compatible = "arm,cortex-a78-pmu", .data = armv8_cortex_a78_pmu_init}, + {.compatible = "arm,neoverse-e1-pmu", .data = armv8_neoverse_e1_pmu_init}, + {.compatible = "arm,neoverse-n1-pmu", .data = armv8_neoverse_n1_pmu_init}, {.compatible = "cavium,thunder-pmu", .data = armv8_thunder_pmu_init}, {.compatible = "brcm,vulcan-pmu", .data = armv8_vulcan_pmu_init}, - {.compatible = "nvidia,carmel-pmu", .data = armv8_carmel_pmu_init}, - {.compatible = "nvidia,denver-pmu", .data = armv8_denver_pmu_init}, + {.compatible = "nvidia,carmel-pmu", .data = armv8_nvidia_carmel_pmu_init}, + {.compatible = "nvidia,denver-pmu", .data = armv8_nvidia_denver_pmu_init}, {}, }; @@ -1301,7 +1250,7 @@ static int __init armv8_pmu_driver_init(void) if (acpi_disabled) return platform_driver_register(&armv8_pmu_driver); else - return arm_pmu_acpi_probe(armv8_pmuv3_init); + return arm_pmu_acpi_probe(armv8_pmuv3_pmu_init); } device_initcall(armv8_pmu_driver_init) -- 2.28.0.dirty 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 DB132C433F5 for ; Tue, 14 Dec 2021 14:18:32 +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; 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Tue, 14 Dec 2021 06:16:29 -0800 (PST) From: Robin Murphy To: will@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: catalin.marinas@arm.com, suzuki.poulose@arm.com, thierry.reding@gmail.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v2 2/5] arm64: perf: Simplify registration boilerplate Date: Tue, 14 Dec 2021 14:16:14 +0000 Message-Id: X-Mailer: git-send-email 2.28.0.dirty In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211214_061631_568050_656C09F9 X-CRM114-Status: UNSURE ( 8.70 ) X-CRM114-Notice: Please train this message. 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 With the trend for per-core events moving to userspace JSON, registering names for PMUv3 implementations is increasingly a pure boilerplate exercise. Let's wrap things a step further so we can generate the basic PMUv3 init function with a macro invocation, and reduce further new addition to just 2 lines each. Suggested-by: Mark Rutland Signed-off-by: Robin Murphy --- arch/arm64/kernel/perf_event.c | 113 +++++++++------------------------ 1 file changed, 31 insertions(+), 82 deletions(-) v2: Rewrite per Mark's suggestion, cover new NVIDIA PMUs too diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 035da52e04bf..ed6d8cd2f88f 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -1145,17 +1145,26 @@ static int armv8_pmu_init_nogroups(struct arm_pmu *cpu_pmu, char *name, return armv8_pmu_init(cpu_pmu, name, map_event, NULL, NULL, NULL); } -static int armv8_pmuv3_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_pmuv3", - armv8_pmuv3_map_event); +#define PMUV3_INIT_SIMPLE(name) \ +static int name##_pmu_init(struct arm_pmu *cpu_pmu) \ +{ \ + return armv8_pmu_init_nogroups(cpu_pmu, #name, armv8_pmuv3_map_event);\ } -static int armv8_a34_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a34", - armv8_pmuv3_map_event); -} +PMUV3_INIT_SIMPLE(armv8_pmuv3) + +PMUV3_INIT_SIMPLE(armv8_cortex_a34) +PMUV3_INIT_SIMPLE(armv8_cortex_a55) +PMUV3_INIT_SIMPLE(armv8_cortex_a65) +PMUV3_INIT_SIMPLE(armv8_cortex_a75) +PMUV3_INIT_SIMPLE(armv8_cortex_a76) +PMUV3_INIT_SIMPLE(armv8_cortex_a77) +PMUV3_INIT_SIMPLE(armv8_cortex_a78) +PMUV3_INIT_SIMPLE(armv8_neoverse_e1) +PMUV3_INIT_SIMPLE(armv8_neoverse_n1) + +PMUV3_INIT_SIMPLE(armv8_nvidia_carmel) +PMUV3_INIT_SIMPLE(armv8_nvidia_denver) static int armv8_a35_pmu_init(struct arm_pmu *cpu_pmu) { @@ -1169,24 +1178,12 @@ static int armv8_a53_pmu_init(struct arm_pmu *cpu_pmu) armv8_a53_map_event); } -static int armv8_a55_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a55", - armv8_pmuv3_map_event); -} - static int armv8_a57_pmu_init(struct arm_pmu *cpu_pmu) { return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a57", armv8_a57_map_event); } -static int armv8_a65_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a65", - armv8_pmuv3_map_event); -} - static int armv8_a72_pmu_init(struct arm_pmu *cpu_pmu) { return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a72", @@ -1199,42 +1196,6 @@ static int armv8_a73_pmu_init(struct arm_pmu *cpu_pmu) armv8_a73_map_event); } -static int armv8_a75_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a75", - armv8_pmuv3_map_event); -} - -static int armv8_a76_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a76", - armv8_pmuv3_map_event); -} - -static int armv8_a77_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a77", - armv8_pmuv3_map_event); -} - -static int armv8_a78_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cortex_a78", - armv8_pmuv3_map_event); -} - -static int armv8_e1_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_neoverse_e1", - armv8_pmuv3_map_event); -} - -static int armv8_n1_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_neoverse_n1", - armv8_pmuv3_map_event); -} - static int armv8_thunder_pmu_init(struct arm_pmu *cpu_pmu) { return armv8_pmu_init_nogroups(cpu_pmu, "armv8_cavium_thunder", @@ -1247,38 +1208,26 @@ static int armv8_vulcan_pmu_init(struct arm_pmu *cpu_pmu) armv8_vulcan_map_event); } -static int armv8_carmel_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_carmel", - armv8_pmuv3_map_event); -} - -static int armv8_denver_pmu_init(struct arm_pmu *cpu_pmu) -{ - return armv8_pmu_init_nogroups(cpu_pmu, "armv8_nvidia_denver", - armv8_pmuv3_map_event); -} - static const struct of_device_id armv8_pmu_of_device_ids[] = { - {.compatible = "arm,armv8-pmuv3", .data = armv8_pmuv3_init}, - {.compatible = "arm,cortex-a34-pmu", .data = armv8_a34_pmu_init}, + {.compatible = "arm,armv8-pmuv3", .data = armv8_pmuv3_pmu_init}, + {.compatible = "arm,cortex-a34-pmu", .data = armv8_cortex_a34_pmu_init}, {.compatible = "arm,cortex-a35-pmu", .data = armv8_a35_pmu_init}, {.compatible = "arm,cortex-a53-pmu", .data = armv8_a53_pmu_init}, - {.compatible = "arm,cortex-a55-pmu", .data = armv8_a55_pmu_init}, + {.compatible = "arm,cortex-a55-pmu", .data = armv8_cortex_a55_pmu_init}, {.compatible = "arm,cortex-a57-pmu", .data = armv8_a57_pmu_init}, - {.compatible = "arm,cortex-a65-pmu", .data = armv8_a65_pmu_init}, + {.compatible = "arm,cortex-a65-pmu", .data = armv8_cortex_a65_pmu_init}, {.compatible = "arm,cortex-a72-pmu", .data = armv8_a72_pmu_init}, {.compatible = "arm,cortex-a73-pmu", .data = armv8_a73_pmu_init}, - {.compatible = "arm,cortex-a75-pmu", .data = armv8_a75_pmu_init}, - {.compatible = "arm,cortex-a76-pmu", .data = armv8_a76_pmu_init}, - {.compatible = "arm,cortex-a77-pmu", .data = armv8_a77_pmu_init}, - {.compatible = "arm,cortex-a78-pmu", .data = armv8_a78_pmu_init}, - {.compatible = "arm,neoverse-e1-pmu", .data = armv8_e1_pmu_init}, - {.compatible = "arm,neoverse-n1-pmu", .data = armv8_n1_pmu_init}, + {.compatible = "arm,cortex-a75-pmu", .data = armv8_cortex_a75_pmu_init}, + {.compatible = "arm,cortex-a76-pmu", .data = armv8_cortex_a76_pmu_init}, + {.compatible = "arm,cortex-a77-pmu", .data = armv8_cortex_a77_pmu_init}, + {.compatible = "arm,cortex-a78-pmu", .data = armv8_cortex_a78_pmu_init}, + {.compatible = "arm,neoverse-e1-pmu", .data = armv8_neoverse_e1_pmu_init}, + {.compatible = "arm,neoverse-n1-pmu", .data = armv8_neoverse_n1_pmu_init}, {.compatible = "cavium,thunder-pmu", .data = armv8_thunder_pmu_init}, {.compatible = "brcm,vulcan-pmu", .data = armv8_vulcan_pmu_init}, - {.compatible = "nvidia,carmel-pmu", .data = armv8_carmel_pmu_init}, - {.compatible = "nvidia,denver-pmu", .data = armv8_denver_pmu_init}, + {.compatible = "nvidia,carmel-pmu", .data = armv8_nvidia_carmel_pmu_init}, + {.compatible = "nvidia,denver-pmu", .data = armv8_nvidia_denver_pmu_init}, {}, }; @@ -1301,7 +1250,7 @@ static int __init armv8_pmu_driver_init(void) if (acpi_disabled) return platform_driver_register(&armv8_pmu_driver); else - return arm_pmu_acpi_probe(armv8_pmuv3_init); + return arm_pmu_acpi_probe(armv8_pmuv3_pmu_init); } device_initcall(armv8_pmu_driver_init) -- 2.28.0.dirty _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel