From patchwork Wed May 28 10:27:27 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 4254351 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 [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1BDA09F32B for ; Wed, 28 May 2014 10:32:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4DC4D201BF for ; Wed, 28 May 2014 10:32:47 +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 790F72016C for ; Wed, 28 May 2014 10:32:46 +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 1Wpb7y-0006IW-6F; Wed, 28 May 2014 10:30:34 +0000 Received: from top.free-electrons.com ([176.31.233.9] helo=mail.free-electrons.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Wpb7o-0005aL-7t for linux-arm-kernel@lists.infradead.org; Wed, 28 May 2014 10:30:25 +0000 Received: by mail.free-electrons.com (Postfix, from userid 106) id A2D37819; Wed, 28 May 2014 12:30:02 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost (col31-4-88-188-83-94.fbx.proxad.net [88.188.83.94]) by mail.free-electrons.com (Postfix) with ESMTPSA id 469877C8; Wed, 28 May 2014 12:30:02 +0200 (CEST) From: Maxime Ripard To: Linus Walleij Subject: [PATCH 1/5] pinctrl: sunxi: Remove irq_mask_ack and use irq_ack instead Date: Wed, 28 May 2014 12:27:27 +0200 Message-Id: <1401272851-15873-2-git-send-email-maxime.ripard@free-electrons.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1401272851-15873-1-git-send-email-maxime.ripard@free-electrons.com> References: <1401272851-15873-1-git-send-email-maxime.ripard@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140528_033024_468510_D3B7C4E7 X-CRM114-Status: GOOD ( 11.52 ) X-Spam-Score: 0.3 (/) Cc: zhuzhenhua@allwinnertech.com, Hans de Goede , wens@csie.org, kevin.z.m.zh@gmail.com, sunny@allwinnertech.com, shuge@allwinnertech.com, Maxime Ripard , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 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-Virus-Scanned: ClamAV using ClamSMTP If irq_mask_ack is not defined, mask_ack_irq will call irq_mask and then irq_ack. In order to avoid code duplication, between irq_mask_ack and irq_mask, just declare irq_ack. Signed-off-by: Maxime Ripard --- drivers/pinctrl/sunxi/pinctrl-sunxi.c | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index d69a440e728d..71d6cd10d56f 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -571,26 +571,15 @@ static int sunxi_pinctrl_irq_set_type(struct irq_data *d, return 0; } -static void sunxi_pinctrl_irq_mask_ack(struct irq_data *d) +static void sunxi_pinctrl_irq_ack(struct irq_data *d) { struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d); - u32 ctrl_reg = sunxi_irq_ctrl_reg(d->hwirq); - u8 ctrl_idx = sunxi_irq_ctrl_offset(d->hwirq); u32 status_reg = sunxi_irq_status_reg(d->hwirq); u8 status_idx = sunxi_irq_status_offset(d->hwirq); unsigned long flags; - u32 val; - - spin_lock_irqsave(&pctl->lock, flags); - - /* Mask the IRQ */ - val = readl(pctl->membase + ctrl_reg); - writel(val & ~(1 << ctrl_idx), pctl->membase + ctrl_reg); /* Clear the IRQ */ writel(1 << status_idx, pctl->membase + status_reg); - - spin_unlock_irqrestore(&pctl->lock, flags); } static void sunxi_pinctrl_irq_mask(struct irq_data *d) @@ -636,8 +625,8 @@ static void sunxi_pinctrl_irq_unmask(struct irq_data *d) } static struct irq_chip sunxi_pinctrl_irq_chip = { + .irq_ack = sunxi_pinctrl_irq_ack, .irq_mask = sunxi_pinctrl_irq_mask, - .irq_mask_ack = sunxi_pinctrl_irq_mask_ack, .irq_unmask = sunxi_pinctrl_irq_unmask, .irq_set_type = sunxi_pinctrl_irq_set_type, };