From patchwork Fri Sep 25 11:57:23 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Stach X-Patchwork-Id: 7263491 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 92B37BEEC1 for ; Fri, 25 Sep 2015 11:58:19 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B279E20AEC for ; Fri, 25 Sep 2015 11:58:18 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id EFB4B20A74 for ; Fri, 25 Sep 2015 11:58:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F32076F089; Fri, 25 Sep 2015 04:58:05 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from metis.ext.pengutronix.de (metis.ext.4.pengutronix.de [92.198.50.35]) by gabe.freedesktop.org (Postfix) with ESMTPS id C3A506F097 for ; Fri, 25 Sep 2015 04:58:04 -0700 (PDT) Received: from weser.hi.4.pengutronix.de ([10.1.0.109] helo=weser.pengutronix.de.) by metis.ext.pengutronix.de with esmtp (Exim 4.80) (envelope-from ) id 1ZfRda-0004Em-8G; Fri, 25 Sep 2015 13:58:02 +0200 From: Lucas Stach To: Russell King , Christian Gmeiner Subject: [PATCH 11/48] staging: etnaviv: fix off-by-one for iommu aperture end Date: Fri, 25 Sep 2015 13:57:23 +0200 Message-Id: <1443182280-15868-12-git-send-email-l.stach@pengutronix.de> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1443182280-15868-1-git-send-email-l.stach@pengutronix.de> References: <20150916080435.GA21084@n2100.arm.linux.org.uk> <1443182280-15868-1-git-send-email-l.stach@pengutronix.de> X-SA-Exim-Connect-IP: 10.1.0.109 X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: dri-devel@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 From: Russell King The aperture end address is inclusive, not exclusive. Signed-off-by: Russell King --- drivers/staging/etnaviv/etnaviv_iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/etnaviv/etnaviv_iommu.c b/drivers/staging/etnaviv/etnaviv_iommu.c index 8f92578ea3ee..8aff23a310fb 100644 --- a/drivers/staging/etnaviv/etnaviv_iommu.c +++ b/drivers/staging/etnaviv/etnaviv_iommu.c @@ -209,7 +209,7 @@ struct iommu_domain *etnaviv_iommu_domain_alloc(struct etnaviv_gpu *gpu) etnaviv_domain->domain.type = __IOMMU_DOMAIN_PAGING; etnaviv_domain->domain.ops = &etnaviv_iommu_ops; etnaviv_domain->domain.geometry.aperture_start = GPU_MEM_START; - etnaviv_domain->domain.geometry.aperture_end = GPU_MEM_START + PT_ENTRIES * SZ_4K; + etnaviv_domain->domain.geometry.aperture_end = GPU_MEM_START + PT_ENTRIES * SZ_4K - 1; ret = __etnaviv_iommu_init(etnaviv_domain); if (ret)