From patchwork Wed Aug 25 15:03:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Tretter X-Patchwork-Id: 12457847 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=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 309B5C4338F for ; Wed, 25 Aug 2021 15:08:49 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id F277961100 for ; Wed, 25 Aug 2021 15:08:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org F277961100 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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=wx4MOmAWejsgJ8cTet2kFVQh4MXCG62raO3aR5m/ADQ=; b=oVXXoT4+OiFtB/ byZpWPpMcAoGiFQC6ldwQZl+oQSiB1OA6STpIzRjFy3jYKGmcFTVoyBTwGQeD+kIjVYBLeKNFIT1w 60fkJ0Vhx4k+w4Jtj7CgW8P9eiN/evtUkKquGAGjgGLSnvlkMZEmG/V1MeoTvszuCUEY5sGJW7/6/ WDz7UAm0BSaXOQqV/1q0kwgQTbjZp/7jAb9gxS0mfh7+qBMR1RhmcQgcQ/71KSU8S23Ik66o8IwSp FjJU4/svbbk4c7WBEjmzgM9KlPHP4v0p1k2DNpMTFmm82gutnAInsVuSFa6WRs8UGZtIKNEK3ryDu +oCJtdsXmQ1OM6Mi6V5Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIuTV-007Qe1-Oc; Wed, 25 Aug 2021 15:05:57 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIuQv-007PcU-5E for linux-arm-kernel@lists.infradead.org; Wed, 25 Aug 2021 15:03:20 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mIuQs-0004QL-1A; Wed, 25 Aug 2021 17:03:14 +0200 Received: from [2a0a:edc0:0:1101:1d::39] (helo=dude03.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1mIuQr-0005Pw-5z; Wed, 25 Aug 2021 17:03:13 +0200 Received: from mtr by dude03.red.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1mIuQr-00GvDn-5J; Wed, 25 Aug 2021 17:03:13 +0200 From: Michael Tretter To: linux-arm-kernel@lists.infradead.org Cc: michal.simek@xilinx.com, rajan.vaja@xilinx.com, jolly.shah@xilinx.com, m.tretter@pengutronix.de Subject: [PATCH v2 3/4] soc: xilinx: use a properly named field instead of flags Date: Wed, 25 Aug 2021 17:03:12 +0200 Message-Id: <20210825150313.4033156-4-m.tretter@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210825150313.4033156-1-m.tretter@pengutronix.de> References: <20210825150313.4033156-1-m.tretter@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: mtr@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210825_080317_285011_DEE852E1 X-CRM114-Status: GOOD ( 15.16 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Instead of defining a flags field and a single bit in this field to signal that a PM node has been requested, use a boolean field with a descriptive name. No functional change, but using a proper name instead of flags makes the code easier to read. Signed-off-by: Michael Tretter --- drivers/soc/xilinx/zynqmp_pm_domains.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/soc/xilinx/zynqmp_pm_domains.c b/drivers/soc/xilinx/zynqmp_pm_domains.c index 27c46c68e5cc..53b0041f9fe0 100644 --- a/drivers/soc/xilinx/zynqmp_pm_domains.c +++ b/drivers/soc/xilinx/zynqmp_pm_domains.c @@ -20,8 +20,6 @@ #include #define ZYNQMP_NUM_DOMAINS (100) -/* Flag stating if PM nodes mapped to the PM domain has been requested */ -#define ZYNQMP_PM_DOMAIN_REQUESTED BIT(0) static int min_capability; @@ -29,12 +27,12 @@ static int min_capability; * struct zynqmp_pm_domain - Wrapper around struct generic_pm_domain * @gpd: Generic power domain * @node_id: PM node ID corresponding to device inside PM domain - * @flags: ZynqMP PM domain flags + * @requested: The PM node mapped to the PM domain has been requested */ struct zynqmp_pm_domain { struct generic_pm_domain gpd; u32 node_id; - u8 flags; + bool requested; }; /** @@ -112,7 +110,7 @@ static int zynqmp_gpd_power_off(struct generic_pm_domain *domain) pd = container_of(domain, struct zynqmp_pm_domain, gpd); /* If domain is already released there is nothing to be done */ - if (!(pd->flags & ZYNQMP_PM_DOMAIN_REQUESTED)) { + if (!pd->requested) { dev_dbg(&domain->dev, "PM node id %d is already released\n", pd->node_id); return 0; @@ -177,7 +175,7 @@ static int zynqmp_gpd_attach_dev(struct generic_pm_domain *domain, return ret; } - pd->flags |= ZYNQMP_PM_DOMAIN_REQUESTED; + pd->requested = true; dev_dbg(&domain->dev, "%s requested PM node id %d\n", dev_name(dev), pd->node_id); @@ -209,7 +207,7 @@ static void zynqmp_gpd_detach_dev(struct generic_pm_domain *domain, return; } - pd->flags &= ~ZYNQMP_PM_DOMAIN_REQUESTED; + pd->requested = false; dev_dbg(&domain->dev, "%s released PM node id %d\n", dev_name(dev), pd->node_id);