From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 99BBB2D837C; Fri, 18 Jul 2025 11:15:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752837346; cv=none; b=E8PWuIrJPlTpJCW5ajVnG3aKIaBDFrhmp7OqyYZQc8cybidHv21cObvS0qzTt2JLIp4wJLwuNPzM+/INPhfigTeLIXfZPveJ+RstzkvrF2JSBnFtcl+LKMNYKzQdWUR2wBkCz8dh2UMOqER94+yPEXpJfFS+/E/o7PoOmCVkRNM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752837346; c=relaxed/simple; bh=IOFvSqzzVt1U1sxWQqxPec/Jz/EmyALt3ORS2Kd6Tgo=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=lftd7wgTlHoYj2c0S4qC1TlO9YVg+QEhlp6CG2eoQXMADOD4gR7eOtnG6VZjJmMa07efYmD7RmkpfO0kCo43DdiwB4W/1RD53QX8bdEca9pLcZnzok/WOdILz32IGC7ISjYqTK4KK7/6D04ynldF4h99qZQw15xq/GLN/mugaFI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.216]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4bk6cx5j1Xz6L5SD; Fri, 18 Jul 2025 19:14:25 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id D83941402F6; Fri, 18 Jul 2025 19:15:42 +0800 (CST) Received: from localhost (10.203.177.66) by frapeml500008.china.huawei.com (7.182.85.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Fri, 18 Jul 2025 13:15:42 +0200 Date: Fri, 18 Jul 2025 12:15:40 +0100 From: Jonathan Cameron To: Alireza Sanaee CC: , , , , , , , , , , , , , , , Subject: Re: [PATCH v3 6/6] perf/arm-dsu: refactor cpu id retrieval via new API of_cpu_phandle_to_id Message-ID: <20250718121540.000008d4@huawei.com> In-Reply-To: <20250718094848.587-7-alireza.sanaee@huawei.com> References: <20250718094848.587-1-alireza.sanaee@huawei.com> <20250718094848.587-7-alireza.sanaee@huawei.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml100003.china.huawei.com (7.191.160.210) To frapeml500008.china.huawei.com (7.182.85.71) On Fri, 18 Jul 2025 10:48:48 +0100 Alireza Sanaee wrote: > Update arm-dsu to use the new API (of_cpu_phandle_to_id). > > Signed-off-by: Alireza Sanaee Reviewed-by: Jonathan Cameron > --- > drivers/perf/arm_dsu_pmu.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) > > diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c > index cb4fb59fe04b..8f76bd94349c 100644 > --- a/drivers/perf/arm_dsu_pmu.c > +++ b/drivers/perf/arm_dsu_pmu.c > @@ -591,17 +591,12 @@ static struct dsu_pmu *dsu_pmu_alloc(struct platform_device *pdev) > static int dsu_pmu_dt_get_cpus(struct device *dev, cpumask_t *mask) > { > int i = 0, n, cpu; > - struct device_node *cpu_node; > > n = of_count_phandle_with_args(dev->of_node, "cpus", NULL); > if (n <= 0) > return -ENODEV; > for (; i < n; i++) { > - cpu_node = of_parse_phandle(dev->of_node, "cpus", i); > - if (!cpu_node) > - break; > - cpu = of_cpu_node_to_id(cpu_node); > - of_node_put(cpu_node); > + cpu = of_cpu_phandle_to_id(dev->of_node, NULL, i); > /* > * We have to ignore the failures here and continue scanning > * the list to handle cases where the nr_cpus could be capped