From patchwork Fri Jan 9 17:21:39 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 5602141 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id F0A9D9F443 for ; Fri, 9 Jan 2015 17:29:45 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2986220608 for ; Fri, 9 Jan 2015 17:29:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5D9E3205FA for ; Fri, 9 Jan 2015 17:29:44 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Y9dJt-00043d-0B; Fri, 09 Jan 2015 17:25:57 +0000 Received: from sauhun.de ([89.238.76.85] helo=pokefinder.org) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Y9dGn-0000tG-Vp for linux-arm-kernel@lists.infradead.org; Fri, 09 Jan 2015 17:22:50 +0000 Received: from p4fe257be.dip0.t-ipconnect.de ([79.226.87.190]:48239 helo=localhost) by pokefinder.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1Y9dGT-0000NL-Uj; Fri, 09 Jan 2015 18:22:26 +0100 From: Wolfram Sang To: linux-i2c@vger.kernel.org Subject: [RFC 09/11] i2c: powermac: make use of the new infrastructure for quirks Date: Fri, 9 Jan 2015 18:21:39 +0100 Message-Id: <1420824103-24169-10-git-send-email-wsa@the-dreams.de> X-Mailer: git-send-email 2.1.3 In-Reply-To: <1420824103-24169-1-git-send-email-wsa@the-dreams.de> References: <1420824103-24169-1-git-send-email-wsa@the-dreams.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150109_092246_216693_2AD78564 X-CRM114-Status: UNSURE ( 9.16 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) Cc: linux-mips@linux-mips.org, Wolfram Sang , Benjamin Herrenschmidt , linux-kernel@vger.kernel.org, Ludovic Desroches , Yingjoe Chen , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-powermac.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c index 60a53c169ed2..6abcf696e359 100644 --- a/drivers/i2c/busses/i2c-powermac.c +++ b/drivers/i2c/busses/i2c-powermac.c @@ -153,12 +153,6 @@ static int i2c_powermac_master_xfer( struct i2c_adapter *adap, int read; int addrdir; - if (num != 1) { - dev_err(&adap->dev, - "Multi-message I2C transactions not supported\n"); - return -EOPNOTSUPP; - } - if (msgs->flags & I2C_M_TEN) return -EINVAL; read = (msgs->flags & I2C_M_RD) != 0; @@ -205,6 +199,9 @@ static const struct i2c_algorithm i2c_powermac_algorithm = { .functionality = i2c_powermac_func, }; +static struct i2c_adapter_quirks i2c_powermac_quirks = { + .max_num_msgs = 1, +}; static int i2c_powermac_remove(struct platform_device *dev) { @@ -434,6 +431,7 @@ static int i2c_powermac_probe(struct platform_device *dev) platform_set_drvdata(dev, adapter); adapter->algo = &i2c_powermac_algorithm; + adapter->quirks = &i2c_powermac_quirks; i2c_set_adapdata(adapter, bus); adapter->dev.parent = &dev->dev;