From patchwork Thu Sep 20 16:14:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 10608131 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 35A54161F for ; Thu, 20 Sep 2018 16:28:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 21B9B2DFC1 for ; Thu, 20 Sep 2018 16:28:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 15C762DFC4; Thu, 20 Sep 2018 16:28:16 +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=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE 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 A30F12DFC1 for ; Thu, 20 Sep 2018 16:28:15 +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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=QEu6iUQtkcMdKw9yrTnDESoHPikTTTB1ofTcR8MpSs8=; b=NgzVuYqIVJV/nq4/YWowzK5YzE JKhNCv9XqP9nDg0Pd9IC9Ho/IKeJu/FbpgEh7MDa9GsMqsZvAU6L5365VUUOoLFyMkmPidbtzipGk z7ut+X60aMRwA+a2YLQ6pAiUY78KUovWtbgsrZuFAbcPtcoK9YRy3RzODJKsv9hsts7FK4UuSE912 /5i0M9LZsdj19wCgoKGm0pmJD30xpWKudGoMlPHqrkq6AVVLZ0AP0SR8kCsKHLge+gb3yxgSEGa2u 4TPzcs7W+sGh3QBVjCjN6mgYrYEICF5mjWkKjF3QDv5Rn17K28WSYPGKYa3ROwM2GY0fp+y6PxqYp cne7rCtg==; 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 1g31o7-0002ck-TX; Thu, 20 Sep 2018 16:27:59 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g31mq-0001jp-F9 for linux-arm-kernel@bombadil.infradead.org; Thu, 20 Sep 2018 16:26:40 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=h/iSF45IOB5EPeZyffVcKaaJ4le/A39O0acX8f7k8gg=; b=Dw6xXNI3HVJQ1M1DCv9puZ0UA M68NG367Nsjn7hqWPKt2M/zKzAxnUDQHILYySSCFd/xvtMgdNeYzUerlHn3lydjKw03I1QSuWUctB yBNzeZlEFOktNwww2cHdoeWBn3uDbvlHJ0dBQPgGPJt6MPeq3tsBvwMbcdNtmRomEzmV2nfYdiNo7 0gX6brbyGZpS52w/OBeZO3IDcpwbFPqr0r67toYvvh2iTf9ONaMYObc81CXuLuYvkM3YiCEc7iCur hvYP3VuJtowUOyf1svvMiTh2wWp3UOzw1A0U15mj4Zwaz5TP+zXarEKlM44Bc1SoNiTcMArFJDUem b9u/4/s5g==; Received: from sauhun.de ([88.99.104.3] helo=pokefinder.org) by casper.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1g31bI-0003Ch-UU for linux-arm-kernel@lists.infradead.org; Thu, 20 Sep 2018 16:14:46 +0000 Received: from localhost (i577B999D.versanet.de [87.123.153.157]) by pokefinder.org (Postfix) with ESMTPSA id 36AD82E35A1; Thu, 20 Sep 2018 18:14:33 +0200 (CEST) From: Wolfram Sang To: linux-i2c@vger.kernel.org Subject: [RFC PATCH 1/4] i2c: core: remove outdated DEBUG output Date: Thu, 20 Sep 2018 18:14:20 +0200 Message-Id: <20180920161423.13990-2-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180920161423.13990-1-wsa+renesas@sang-engineering.com> References: <20180920161423.13990-1-wsa+renesas@sang-engineering.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180920_171444_994015_CF2214E2 X-CRM114-Status: UNSURE ( 9.14 ) 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: Tero Kristo , preid@electromag.com.au, Keerthy , Andy Shevchenko , linux-renesas-soc@vger.kernel.org, Wolfram Sang , Grygorii Strashko , Stefan Lengfeld , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 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 The usefulness of this debug output is questionable. It covers only direct i2c_transfer calls and no SMBUS calls, neither direct nor emulated ones. And the latter one is largely used in the kernel, so a lot of stuff is missed. Also, we have a proper tracing mechanism for all these kinds of transfers in place for years now. Remove this old one. Signed-off-by: Wolfram Sang Acked-by: Peter Rosin --- drivers/i2c/i2c-core-base.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 9ee9a15e7134..c2b352c46fae 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -1940,16 +1940,6 @@ int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) */ if (adap->algo->master_xfer) { -#ifdef DEBUG - for (ret = 0; ret < num; ret++) { - dev_dbg(&adap->dev, - "master_xfer[%d] %c, addr=0x%02x, len=%d%s\n", - ret, (msgs[ret].flags & I2C_M_RD) ? 'R' : 'W', - msgs[ret].addr, msgs[ret].len, - (msgs[ret].flags & I2C_M_RECV_LEN) ? "+" : ""); - } -#endif - if (in_atomic() || irqs_disabled()) { ret = i2c_trylock_bus(adap, I2C_LOCK_SEGMENT); if (!ret)