Message ID | 1430727380-10912-4-git-send-email-m.szyprowski@samsung.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org> 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 8D9DD9F52C for <patchwork-linux-arm@patchwork.kernel.org>; Mon, 4 May 2015 08:22:02 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C7879202AE for <patchwork-linux-arm@patchwork.kernel.org>; Mon, 4 May 2015 08:22:01 +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 EEB58202DD for <patchwork-linux-arm@patchwork.kernel.org>; Mon, 4 May 2015 08:22:00 +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 1YpBaX-0003q7-M8; Mon, 04 May 2015 08:18:53 +0000 Received: from mailout3.w1.samsung.com ([210.118.77.13]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YpBZD-0002xb-5G for linux-arm-kernel@lists.infradead.org; Mon, 04 May 2015 08:17:33 +0000 Received: from eucpsbgm1.samsung.com (unknown [203.254.199.244]) by mailout3.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NNT008YZGCFY150@mailout3.w1.samsung.com> for linux-arm-kernel@lists.infradead.org; Mon, 04 May 2015 09:17:03 +0100 (BST) X-AuditID: cbfec7f4-f79c56d0000012ee-3d-55472affdf8a Received: from eusync1.samsung.com ( [203.254.199.211]) by eucpsbgm1.samsung.com (EUCPMTA) with SMTP id 72.C6.04846.FFA27455; Mon, 4 May 2015 09:17:03 +0100 (BST) Received: from amdc1339.digital.local ([106.116.147.30]) by eusync1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NNT008X3GC52F50@eusync1.samsung.com>; Mon, 04 May 2015 09:17:03 +0100 (BST) From: Marek Szyprowski <m.szyprowski@samsung.com> To: iommu@lists.linux-foundation.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 03/25] drm/exynos: iommu: detach from default dma-mapping domain on init Date: Mon, 04 May 2015 10:15:58 +0200 Message-id: <1430727380-10912-4-git-send-email-m.szyprowski@samsung.com> X-Mailer: git-send-email 1.9.2 In-reply-to: <1430727380-10912-1-git-send-email-m.szyprowski@samsung.com> References: <1430727380-10912-1-git-send-email-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFuphkeLIzCtJLcpLzFFi42I5/e/4Zd3/Wu6hBldWKlr8nXSM3WLiysnM FpPuT2CxWLDf2uLa7xlsFp2zN7BbvLh3kcWi//FrZouzTW/YLTonLmG3+HLlIZPFpsfXWC1m nN/HZLH2yF12i1PXP7NZ/Os9yGjxf88OdosjD3ezW8yY/JLNYtWuP4wWt3/zWbz8eILFQczj ycF5TB5r5q1h9Pj9axKjx9/ZrcweO2fdZfeY3TGT1WPzCi2PTas62Tw2L6n3uP3vMbPH5BvL GT2unGhi9ehtfsfm0bdlFaPH501yAfxRXDYpqTmZZalF+nYJXBm3rwcV3GeruDC7lamB8RVr FyMnh4SAicSWST+gbDGJC/fWs3UxcnEICSxllPi36DmU08QkMWHhDkaQKjYBQ4mut11sILaI QL7Ei71/WUBsZoH3rBJTvgWC2MICsRINz3eCTWURUJVYev4RM4jNK+Ah0Xz1PTvENjmJ/y9X MIHYnAKeEu/at4PVCwHVnGndzDqBkXcBI8MqRtHU0uSC4qT0XEO94sTc4tK8dL3k/NxNjJA4 +rKDcfExq0OMAhyMSjy8C2TdQ4VYE8uKK3MPMUpwMCuJ8D756BYqxJuSWFmVWpQfX1Sak1p8 iFGag0VJnHfurvchQgLpiSWp2ampBalFMFkmDk6pBsaoiDuFV3ufXA/+l3gifqZm6mqrZKGQ oivxFwSlrds3XI6sM1v/mq85QvbK7Ku/bPOeBApdc5/688jd26vei3lcPxamN+354+3rlU9P iLCb7Va6It7Uc4PtzZfBHfmB53MimkvcHGxi73B9mPy00kzrS+yUxN+GvgabpeucecV3pavn 9r35363EUpyRaKjFXFScCACxvv3VnwIAAA== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150504_011731_384532_7746E1BE X-CRM114-Status: UNSURE ( 8.59 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.0 (-----) Cc: Rob Herring <robh@kernel.org>, Thierry Reding <treding@nvidia.com>, Shaik Ameer Basha <shaik.ameer@samsung.com>, Joonyoung Shim <jy0922.shim@samsung.com>, Arnd Bergmann <arnd@arndb.de>, Inki Dae <inki.dae@samsung.com>, Seung-Woo Kim <sw0312.kim@samsung.com>, Joerg Roedel <joro@8bytes.org>, Will Deacon <will.deacon@arm.com>, Tomasz Figa <tomasz.figa@gmail.com>, linaro-mm-sig@lists.linaro.org, Kyungmin Park <kyungmin.park@samsung.com>, Kukjin Kim <kgene@kernel.org>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Olof Johansson <olof@lixom.net>, Javier Martinez Canillas <javier@dowhile0.org>, Cho KyongHo <pullip.cho@samsung.com>, David Wodhouse <dwmw2@infradead.org>, Marek Szyprowski <m.szyprowski@samsung.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> 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 |
diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.c b/drivers/gpu/drm/exynos/exynos_drm_iommu.c index b32b291f88ff..323601a52a25 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_iommu.c +++ b/drivers/gpu/drm/exynos/exynos_drm_iommu.c @@ -100,6 +100,9 @@ int drm_iommu_attach_device(struct drm_device *drm_dev, dma_set_max_seg_size(subdrv_dev, 0xffffffffu); + if (subdrv_dev->archdata.mapping) + arm_iommu_detach_device(subdrv_dev); + ret = arm_iommu_attach_device(subdrv_dev, dev->archdata.mapping); if (ret < 0) { DRM_DEBUG_KMS("failed iommu attach.\n");
This patch adds code, which detach sub-device nodes from default iommu domain if such has been configured. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> --- drivers/gpu/drm/exynos/exynos_drm_iommu.c | 3 +++ 1 file changed, 3 insertions(+)