From patchwork Fri Jan 30 07:46:48 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abel Wu X-Patchwork-Id: 5747421 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 [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 20BEB9F358 for ; Fri, 30 Jan 2015 07:50:36 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 47A8620225 for ; Fri, 30 Jan 2015 07:50:35 +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 77BA8200DB for ; Fri, 30 Jan 2015 07:50:34 +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 1YH6Js-0000Sb-Fp; Fri, 30 Jan 2015 07:48:48 +0000 Received: from szxga03-in.huawei.com ([119.145.14.66]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YH6Jh-0000Bv-3B for linux-arm-kernel@lists.infradead.org; Fri, 30 Jan 2015 07:48:38 +0000 Received: from 172.24.2.119 (EHLO szxeml430-hub.china.huawei.com) ([172.24.2.119]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id BBD63004; Fri, 30 Jan 2015 15:47:47 +0800 (CST) Received: from localhost (10.177.24.136) by szxeml430-hub.china.huawei.com (10.82.67.185) with Microsoft SMTP Server id 14.3.158.1; Fri, 30 Jan 2015 15:47:40 +0800 From: Yun Wu To: , , Subject: [PATCH 4/5] irqchip: gicv3-its: define macros for GITS_CTLR fields Date: Fri, 30 Jan 2015 15:46:48 +0800 Message-ID: <1422604009-9248-5-git-send-email-wuyun.wu@huawei.com> X-Mailer: git-send-email 1.9.4.msysgit.1 In-Reply-To: <1422604009-9248-1-git-send-email-wuyun.wu@huawei.com> References: <1422604009-9248-1-git-send-email-wuyun.wu@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.24.136] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.54CB3725.0054, ss=1, re=0.001, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: d510756f742c5ed76392050945abd3c6 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150129_234837_353146_3B7DEBE1 X-CRM114-Status: UNSURE ( 7.44 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) Cc: Yun Wu , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 Define macros for GITS_CTLR fields to avoid using magic numbers. Signed-off-by: Yun Wu --- drivers/irqchip/irq-gic-v3-its.c | 2 +- include/linux/irqchip/arm-gic-v3.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) -- 1.8.0 diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 430bc92..facf6d6 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -1338,7 +1338,7 @@ static int its_probe(struct device_node *node, struct irq_domain *parent) writeq_relaxed(baser, its->base + GITS_CBASER); tmp = readq_relaxed(its->base + GITS_CBASER); writeq_relaxed(0, its->base + GITS_CWRITER); - writel_relaxed(1, its->base + GITS_CTLR); + writel_relaxed(GITS_CTLR_ENABLE, its->base + GITS_CTLR); if ((tmp ^ baser) & GITS_BASER_SHAREABILITY_MASK) { pr_info("ITS: using cache flushing for cmd queue\n"); diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index 1e8b0cf..8c8ce25 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -134,6 +134,9 @@ #define GITS_TRANSLATER 0x10040 +#define GITS_CTLR_ENABLE (1U << 0) +#define GITS_CTLR_QUIESCENT (1U << 31) + #define GITS_TYPER_PTA (1UL << 19) #define GITS_CBASER_VALID (1UL << 63)