From patchwork Tue Apr 15 06:41:37 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 3989701 Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 1172ABFF02 for ; Tue, 15 Apr 2014 07:25:23 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7E28F201BF for ; Tue, 15 Apr 2014 07:25:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E485720120 for ; Tue, 15 Apr 2014 07:25:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751179AbaDOHWV (ORCPT ); Tue, 15 Apr 2014 03:22:21 -0400 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76]:36236 "EHLO mirror2.csie.ntu.edu.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751058AbaDOHWT (ORCPT ); Tue, 15 Apr 2014 03:22:19 -0400 Received: from wens by mirror2.csie.ntu.edu.tw with local (Exim 4.82) (envelope-from ) id 1WZx3u-0004jP-2s; Tue, 15 Apr 2014 14:41:42 +0800 From: Chen-Yu Tsai To: Linus Walleij , Johannes Berg , "John W. Linville" , Maxime Ripard Cc: Chen-Yu Tsai , Arnd Bergmann , Heikki Krogerus , Mika Westerberg , Alexandre Courbot , Stephen Warren , linux-gpio@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: [PATCH 3/7] net: rfkill: gpio: use clk_prepare_enable/clk_disable_unprepare Date: Tue, 15 Apr 2014 14:41:37 +0800 Message-Id: <1397544101-18135-4-git-send-email-wens@csie.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1397544101-18135-1-git-send-email-wens@csie.org> References: <1397544101-18135-1-git-send-email-wens@csie.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham 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 rfkill-gpio calls clk_enable() without first calling clk_prepare(), resulting in a warning and no effect. Switch to clk_prepare_enable() and clk_disable_unprepare. Signed-off-by: Chen-Yu Tsai Acked-by: Maxime Ripard --- net/rfkill/rfkill-gpio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c index 9c4a5eb..29ff07c 100644 --- a/net/rfkill/rfkill-gpio.c +++ b/net/rfkill/rfkill-gpio.c @@ -49,10 +49,10 @@ static int rfkill_gpio_set_power(void *data, bool blocked) gpiod_set_value(rfkill->shutdown_gpio, 0); gpiod_set_value(rfkill->reset_gpio, 0); if (!IS_ERR(rfkill->clk) && rfkill->clk_enabled) - clk_disable(rfkill->clk); + clk_disable_unprepare(rfkill->clk); } else { if (!IS_ERR(rfkill->clk) && !rfkill->clk_enabled) - clk_enable(rfkill->clk); + clk_prepare_enable(rfkill->clk); gpiod_set_value(rfkill->reset_gpio, 1); gpiod_set_value(rfkill->shutdown_gpio, 1); }