From patchwork Mon Oct 8 09:05:15 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shubhrajyoti Datta X-Patchwork-Id: 1564651 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id C80723FC1A for ; Mon, 8 Oct 2012 09:07:37 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TL9HY-0002RT-BU; Mon, 08 Oct 2012 09:05:48 +0000 Received: from devils.ext.ti.com ([198.47.26.153]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TL9HS-0002QT-5q for linux-arm-kernel@lists.infradead.org; Mon, 08 Oct 2012 09:05:43 +0000 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id q9895P6w021581; Mon, 8 Oct 2012 04:05:25 -0500 Received: from DBDE71.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id q9895NQ1020530; Mon, 8 Oct 2012 14:35:23 +0530 (IST) Received: from dbdp33.itg.ti.com (172.24.170.252) by DBDE71.ent.ti.com (172.24.170.149) with Microsoft SMTP Server id 14.1.323.3; Mon, 8 Oct 2012 14:35:23 +0530 Received: from ula0393217.india.ti.com (smtpvbd.itg.ti.com [172.24.170.250]) by dbdp33.itg.ti.com (8.13.8/8.13.8) with ESMTP id q9895Leh015391; Mon, 8 Oct 2012 14:35:22 +0530 From: Shubhrajyoti D To: Subject: [PATCH 2/3] i2c: omap: Remove the redundant fifo clear Date: Mon, 8 Oct 2012 14:35:15 +0530 Message-ID: <1349687116-14463-2-git-send-email-shubhrajyoti@ti.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1349687116-14463-1-git-send-email-shubhrajyoti@ti.com> References: <1349687116-14463-1-git-send-email-shubhrajyoti@ti.com> MIME-Version: 1.0 X-Spam-Note: CRM114 invocation failed X-Spam-Score: -9.0 (---------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-9.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [198.47.26.153 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -2.1 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Shubhrajyoti D , ben-linux@fluff.org, linux-arm-kernel@lists.infradead.org, w.sang@pengutronix.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The omap_i2c_resize_fifo already takes care of the fifo clearing so, remove the (re)clearing of the fifo. Signed-off-by: Shubhrajyoti D --- drivers/i2c/busses/i2c-omap.c | 5 ----- 1 files changed, 0 insertions(+), 5 deletions(-) diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index ce41596..db0b272 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -524,11 +524,6 @@ static int omap_i2c_xfer_msg(struct i2c_adapter *adap, omap_i2c_write_reg(dev, OMAP_I2C_CNT_REG, dev->buf_len); - /* Clear the FIFO Buffers */ - w = omap_i2c_read_reg(dev, OMAP_I2C_BUF_REG); - w |= OMAP_I2C_BUF_RXFIF_CLR | OMAP_I2C_BUF_TXFIF_CLR; - omap_i2c_write_reg(dev, OMAP_I2C_BUF_REG, w); - INIT_COMPLETION(dev->cmd_complete); dev->cmd_err = 0;