From patchwork Sat Dec 22 20:26:21 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 10741511 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B38546C5 for ; Sat, 22 Dec 2018 20:28:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A223B28A4F for ; Sat, 22 Dec 2018 20:28:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 95F6528A52; Sat, 22 Dec 2018 20:28:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2C1D428A4F for ; Sat, 22 Dec 2018 20:28:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=RLP2sPCby59lxbQZY7Iut5gY3ZFPx5KhUaQtUh3sodA=; b=bcJa3A6GOzFdnR MPqqcrvHQ3v6jMpBPUicVtdMt/HALCIS9GEqHiisnPPJMsUIkBaK8Ip/2D8SshfMxhhWUYJWs+gaL wGqkn/Z4UsidgpPamFlsKBKI5MosPox1+NIiW/P82wMfHhVV6pS7RTHJXeGSom6DvGc/Cverjks+3 WP009l90CKRuXednaVg4GO+w002Id6vV9t9zTsl+0gLYjpSA0jZ2NKU1IKGfPUBi4ON6+ssHeI/pl Y5Jdfk+iEzLc62Kr/lZijlinKvIB5YFs+zEDyUFdFP/gY3yxuWQFApQpBxwoEEbUD5A/6xvlt6V8l QByltOIlnxyjs1WfcvZg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gansV-00017Z-Nw; Sat, 22 Dec 2018 20:28:07 +0000 Received: from sauhun.de ([88.99.104.3] helo=pokefinder.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1ganrN-0008B3-Or for linux-arm-kernel@lists.infradead.org; Sat, 22 Dec 2018 20:27:00 +0000 Received: from localhost (p54B67A8B.dip0.t-ipconnect.de [84.182.122.139]) by pokefinder.org (Postfix) with ESMTPSA id 96A002E35D4; Sat, 22 Dec 2018 21:26:38 +0100 (CET) From: Wolfram Sang To: linux-i2c@vger.kernel.org Subject: [PATCH v2 7/9] i2c: sprd: don't open code to reject transfers when suspended Date: Sat, 22 Dec 2018 21:26:21 +0100 Message-Id: <20181222202623.4521-8-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181222202623.4521-1-wsa+renesas@sang-engineering.com> References: <20181222202623.4521-1-wsa+renesas@sang-engineering.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181222_122658_137898_E86454C1 X-CRM114-Status: UNSURE ( 8.44 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wolfram Sang , Chunyan Zhang , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Hans de Goede , Baolin Wang , Orson Zhai , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This is handled by the I2C core meanwhile. Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-sprd.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/i2c/busses/i2c-sprd.c b/drivers/i2c/busses/i2c-sprd.c index e266d8a713d9..fa2cae3460a6 100644 --- a/drivers/i2c/busses/i2c-sprd.c +++ b/drivers/i2c/busses/i2c-sprd.c @@ -86,7 +86,6 @@ struct sprd_i2c { u32 count; int irq; int err; - bool is_suspended; }; static void sprd_i2c_set_count(struct sprd_i2c *i2c_dev, u32 count) @@ -284,9 +283,6 @@ static int sprd_i2c_master_xfer(struct i2c_adapter *i2c_adap, struct sprd_i2c *i2c_dev = i2c_adap->algo_data; int im, ret; - if (i2c_dev->is_suspended) - return -EBUSY; - ret = pm_runtime_get_sync(i2c_dev->dev); if (ret < 0) return ret; @@ -590,10 +586,6 @@ static int __maybe_unused sprd_i2c_suspend_noirq(struct device *dev) { struct sprd_i2c *i2c_dev = dev_get_drvdata(dev); - i2c_lock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER); - i2c_dev->is_suspended = true; - i2c_unlock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER); - return pm_runtime_force_suspend(dev); } @@ -601,10 +593,6 @@ static int __maybe_unused sprd_i2c_resume_noirq(struct device *dev) { struct sprd_i2c *i2c_dev = dev_get_drvdata(dev); - i2c_lock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER); - i2c_dev->is_suspended = false; - i2c_unlock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER); - return pm_runtime_force_resume(dev); }