From patchwork Tue Dec 16 14:11:15 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?David_Lanzend=C3=B6rfer?= X-Patchwork-Id: 421939 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2001:1868:205::9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 87569140081 for ; Wed, 17 Dec 2014 01:14:38 +1100 (AEDT) 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 1Y0srD-00023j-Fn; Tue, 16 Dec 2014 14:12:11 +0000 Received: from [2001:470:26:484:6ef0:49ff:fee6:8dca] (helo=dizzy-6.o2s.ch) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Y0sqd-0001lj-8h for linux-arm-kernel@lists.infradead.org; Tue, 16 Dec 2014 14:11:36 +0000 Received: from dizzy-6.o2s.ch (localhost [IPv6:::1]) by dizzy-6.o2s.ch (Postfix) with ESMTP id 360F6721091; Tue, 16 Dec 2014 15:11:15 +0100 (CET) Subject: [PATCH 4/4] mmc: sunxi: Removing unused code From: David =?utf-8?q?Lanzend=C3=B6rfer?= To: Ulf Hansson , Tomeu Vizoso , Arnd Bergmann , linux-mmc@vger.kernel.org, Chris Ball , linux-kernel@vger.kernel.org, Peter Griffin , Hans de Goede , Chen-Yu Tsai , David =?utf-8?q?Lanzend=C3=B6rfer?= , =?utf-8?b?5p2O5oOz?= , Maxime Ripard , linux-arm-kernel@lists.infradead.org Date: Tue, 16 Dec 2014 15:11:15 +0100 Message-ID: <20141216141115.3036.96031.stgit@dizzy-6.o2s.ch> In-Reply-To: <20141216140921.3036.14668.stgit@dizzy-6.o2s.ch> References: <20141216140921.3036.14668.stgit@dizzy-6.o2s.ch> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141216_061135_512018_38A567FD X-CRM114-Status: UNSURE ( 7.56 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 1.3 (+) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (1.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- 1.3 RDNS_NONE Delivered to internal network by a host with no rDNS X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org Removing a relict from reverse engineering of the Android driver code in sunxi_mmc_clk_set_rate. Signed-off-by: David Lanzendörfer Reported-by: 李想 --- drivers/mmc/host/sunxi-mmc.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index 695fe85..6af0a28 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -627,7 +627,7 @@ static int sunxi_mmc_oclk_onoff(struct sunxi_mmc_host *host, u32 oclk_en) static int sunxi_mmc_clk_set_rate(struct sunxi_mmc_host *host, struct mmc_ios *ios) { - u32 rate, oclk_dly, rval, sclk_dly, src_clk; + u32 rate, oclk_dly, rval, sclk_dly; int ret; rate = clk_round_rate(host->clk_mmc, ios->clock); @@ -672,14 +672,6 @@ static int sunxi_mmc_clk_set_rate(struct sunxi_mmc_host *host, sclk_dly = 4; } - src_clk = clk_get_rate(clk_get_parent(host->clk_mmc)); - if (src_clk >= 300000000 && src_clk <= 400000000) { - if (oclk_dly) - oclk_dly--; - if (sclk_dly) - sclk_dly--; - } - clk_sunxi_mmc_phase_control(host->clk_mmc, sclk_dly, oclk_dly); return sunxi_mmc_oclk_onoff(host, 1);