From patchwork Tue Jun 7 12:18:30 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Dooks X-Patchwork-Id: 9161025 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 26D5460467 for ; Tue, 7 Jun 2016 12:20:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 17A5D26861 for ; Tue, 7 Jun 2016 12:20:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0B1C2281F9; Tue, 7 Jun 2016 12:20:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 98B2F26861 for ; Tue, 7 Jun 2016 12:20:22 +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 1bAFyL-0005Gz-Ev; Tue, 07 Jun 2016 12:19:05 +0000 Received: from 82-70-136-246.dsl.in-addr.zen.co.uk ([82.70.136.246] helo=rainbowdash.ducie.codethink.co.uk) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1bAFyI-0005El-8E for linux-arm-kernel@lists.infradead.org; Tue, 07 Jun 2016 12:19:03 +0000 Received: from ben by rainbowdash.ducie.codethink.co.uk with local (Exim 4.87) (envelope-from ) id 1bAFxo-0000bv-0S; Tue, 07 Jun 2016 13:18:32 +0100 From: Ben Dooks To: linux-kernel@lists.codethink.co.uk Subject: [PATCH] irqchip/sirfsoc: fix sparse warnings on __iomem Date: Tue, 7 Jun 2016 13:18:30 +0100 Message-Id: <1465301910-2308-1-git-send-email-ben.dooks@codethink.co.uk> X-Mailer: git-send-email 2.8.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160607_051902_461388_EAB453AC X-CRM114-Status: UNSURE ( 9.98 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Barry Song , Jason Cooper , Marc Zyngier , linux-kernel@vger.kernel.org, Ben Dooks , Thomas Gleixner , linux-arm-kernel@lists.infradead.org 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 Fix warnings from sparse about casting to __iomem from non anotated variable: drivers/irqchip/irq-sirfsoc.c:56:47: warning: incorrect type in initializer (different address spaces) drivers/irqchip/irq-sirfsoc.c:56:47: expected void [noderef] *base drivers/irqchip/irq-sirfsoc.c:56:47: got void *host_data drivers/irqchip/irq-sirfsoc.c:97:47: warning: incorrect type in initializer (different address spaces) drivers/irqchip/irq-sirfsoc.c:97:47: expected void [noderef] *base drivers/irqchip/irq-sirfsoc.c:97:47: got void *host_data drivers/irqchip/irq-sirfsoc.c:109:47: warning: incorrect type in initializer (different address spaces) drivers/irqchip/irq-sirfsoc.c:109:47: expected void [noderef] *base drivers/irqchip/irq-sirfsoc.c:109:47: got void *host_data Signed-off-by: Ben Dooks --- Cc: Thomas Gleixner Cc: Jason Cooper Cc: Marc Zyngier Cc: Barry Song Cc: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org --- drivers/irqchip/irq-sirfsoc.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/irqchip/irq-sirfsoc.c b/drivers/irqchip/irq-sirfsoc.c index 10cb21b..e133684 100644 --- a/drivers/irqchip/irq-sirfsoc.c +++ b/drivers/irqchip/irq-sirfsoc.c @@ -29,6 +29,11 @@ static struct irq_domain *sirfsoc_irqdomain; +static void __iomem *sirfsoc_irq_get_regbase(void) +{ + return (void __iomem __force *)sirfsoc_irqdomain->host_data; +} + static __init void sirfsoc_alloc_gc(void __iomem *base) { unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; @@ -53,7 +58,7 @@ static __init void sirfsoc_alloc_gc(void __iomem *base) static void __exception_irq_entry sirfsoc_handle_irq(struct pt_regs *regs) { - void __iomem *base = sirfsoc_irqdomain->host_data; + void __iomem *base = sirfsoc_irq_get_regbase(); u32 irqstat; irqstat = readl_relaxed(base + SIRFSOC_INIT_IRQ_ID); @@ -94,7 +99,7 @@ static struct sirfsoc_irq_status sirfsoc_irq_st; static int sirfsoc_irq_suspend(void) { - void __iomem *base = sirfsoc_irqdomain->host_data; + void __iomem *base = sirfsoc_irq_get_regbase(); sirfsoc_irq_st.mask0 = readl_relaxed(base + SIRFSOC_INT_RISC_MASK0); sirfsoc_irq_st.mask1 = readl_relaxed(base + SIRFSOC_INT_RISC_MASK1); @@ -106,7 +111,7 @@ static int sirfsoc_irq_suspend(void) static void sirfsoc_irq_resume(void) { - void __iomem *base = sirfsoc_irqdomain->host_data; + void __iomem *base = sirfsoc_irq_get_regbase(); writel_relaxed(sirfsoc_irq_st.mask0, base + SIRFSOC_INT_RISC_MASK0); writel_relaxed(sirfsoc_irq_st.mask1, base + SIRFSOC_INT_RISC_MASK1);