From patchwork Mon Aug 16 01:21:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jianqun Xu X-Patchwork-Id: 12437591 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=-17.4 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,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 3335BC432BE for ; Mon, 16 Aug 2021 01:22:00 +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 CF28261406 for ; Mon, 16 Aug 2021 01:21:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org CF28261406 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rock-chips.com 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=vBYrYPX+8orkraJN91nlWV6VTlAP+bLFpFgkFoG/yZ8=; b=cP/dZpc+PVIG+q Iv2nW4ssymJ3qoAWUwMDGQz4B45M7+ot0BIxyfP18Y0F4zlQnWLJEtX0+8CIze6IhP14EOzzIgjlQ yCATYkY/yWSy0yY2Rx07UCV6oQEzIfexsFtk4amTMc4+TIYdtwkWyzARBxKAChFEyjmqOf3yWxvf9 XVbjwkK6347Kuz9HIE1Iy0Rz3XZJKF7cafqDM9b9x9PWy5ijbR5B0EwXZmXMjHtTPvyYOVkk+Yxsn p/dWihLeaVz3C5HGFsW+4ICPPd9o05C7Ye3pf98f+7CAy6D6KgtWjAUWxb7xXttSBO5fuFwb1/l83 a4HyQ/97nymo6mT140zQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFRK8-00FxSL-6Q; Mon, 16 Aug 2021 01:21:56 +0000 Received: from lucky1.263xmail.com ([211.157.147.131]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFRJu-00FxNG-ML for linux-rockchip@lists.infradead.org; Mon, 16 Aug 2021 01:21:44 +0000 Received: from localhost (unknown [192.168.167.70]) by lucky1.263xmail.com (Postfix) with ESMTP id C67F0C2729; Mon, 16 Aug 2021 09:21:40 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-SKE-CHECKED: 1 X-ANTISPAM-LEVEL: 2 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P4989T139770969683712S1629076896694465_; Mon, 16 Aug 2021 09:21:38 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: X-RL-SENDER: jay.xu@rock-chips.com X-SENDER: xjq@rock-chips.com X-LOGIN-NAME: jay.xu@rock-chips.com X-FST-TO: linus.walleij@linaro.org X-RCPT-COUNT: 9 X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Jianqun Xu To: linus.walleij@linaro.org, heiko@sntech.de Cc: bgolaszewski@baylibre.com, robh+dt@kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Jianqun Xu Subject: [PATCH v8 8/9] gpio/rockchip: drop irq_gc_lock/irq_gc_unlock for irq set type Date: Mon, 16 Aug 2021 09:21:35 +0800 Message-Id: <20210816012135.1119234-1-jay.xu@rock-chips.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210816011948.1118959-1-jay.xu@rock-chips.com> References: <20210816011948.1118959-1-jay.xu@rock-chips.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210815_182143_017567_5870AB8E X-CRM114-Status: UNSURE ( 9.74 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org There has spin lock for irq set type already, so drop irq_gc_lock and irq_gc_unlock. Reviewed-by: Heiko Stuebner Signed-off-by: Jianqun Xu --- v8: - none v7: - none v6: - add reviewed by heiko drivers/gpio/gpio-rockchip.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index b2be56040289..036b2d959503 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -406,7 +406,6 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) irq_set_handler_locked(d, handle_level_irq); raw_spin_lock_irqsave(&bank->slock, flags); - irq_gc_lock(gc); level = rockchip_gpio_readl(bank, bank->gpio_regs->int_type); polarity = rockchip_gpio_readl(bank, bank->gpio_regs->int_polarity); @@ -461,7 +460,6 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) rockchip_gpio_writel(bank, level, bank->gpio_regs->int_type); rockchip_gpio_writel(bank, polarity, bank->gpio_regs->int_polarity); out: - irq_gc_unlock(gc); raw_spin_unlock_irqrestore(&bank->slock, flags); return ret;