From patchwork Sun Jul 7 17:17:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Herrmann X-Patchwork-Id: 2824600 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 [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id F1A3AC0AB2 for ; Sun, 7 Jul 2013 17:30:01 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 199F420122 for ; Sun, 7 Jul 2013 17:30:01 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 0A11E200E0 for ; Sun, 7 Jul 2013 17:30:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E712BE608A for ; Sun, 7 Jul 2013 10:29:59 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-ea0-f174.google.com (mail-ea0-f174.google.com [209.85.215.174]) by gabe.freedesktop.org (Postfix) with ESMTP id 4BC40E5EC4 for ; Sun, 7 Jul 2013 10:18:09 -0700 (PDT) Received: by mail-ea0-f174.google.com with SMTP id o10so2409732eaj.19 for ; Sun, 07 Jul 2013 10:18:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=Jp+exNIYIGddF2k7QhOCx2as2ulrjLolYRBwOHYbvsQ=; b=zdcAPHNwRuNmskoydOLBHo7PRNZmEqX5raETYp6L1wrvT7DkpXqTfZHQkL0iIaPbai fVmTaOucyaEMUNAzAyl9gRKSWSET726AnB477XxvnsfDFTjlb5hWdq+4A2uVxxu4HpaC 09wtN1t+Z1Y0RRxO++VIUCJ27IMXPdPhNo+Dems8l9unVVlM2qqxnRwySODUcGBDHjz2 URwm76Q4vV8x2zRllTHbQGxiOc/6c6n4t2EsHOnbN0gws83S1TJKKI2o6xwKYczXAEMp evBucSh/07HJnN8dZeVfKtLYi63oy63Vjp59kw1c3yyxSAJ69MAbdTWDigQM+V7xB2cv rNOw== X-Received: by 10.15.55.199 with SMTP id v47mr20891457eew.41.1373217488500; Sun, 07 Jul 2013 10:18:08 -0700 (PDT) Received: from localhost.localdomain (stgt-5f71834a.pool.mediaWays.net. [95.113.131.74]) by mx.google.com with ESMTPSA id n45sm34781333eew.1.2013.07.07.10.18.06 for (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 07 Jul 2013 10:18:07 -0700 (PDT) From: David Herrmann To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 14/20] drm/radeon: implement mmap access managament Date: Sun, 7 Jul 2013 19:17:30 +0200 Message-Id: <1373217456-32282-15-git-send-email-dh.herrmann@gmail.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1373217456-32282-1-git-send-email-dh.herrmann@gmail.com> References: <1373217456-32282-1-git-send-email-dh.herrmann@gmail.com> Cc: Alex Deucher , Daniel Vetter , Martin Peres , Dave Airlie X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, 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 Correctly allow and revoke buffer access on each open/close via the new VMA offset manager. Cc: Alex Deucher Signed-off-by: David Herrmann --- drivers/gpu/drm/radeon/radeon_gem.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index aa79603..365819a 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -147,12 +147,17 @@ int radeon_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_pri struct radeon_bo_va *bo_va; int r; + r = drm_vma_node_allow(&rbo->tbo.vma_node, file_priv->filp); + if (r) + return r; + if (rdev->family < CHIP_CAYMAN) { return 0; } r = radeon_bo_reserve(rbo, false); if (r) { + drm_vma_node_revoke(&rbo->tbo.vma_node, file_priv->filp); return r; } @@ -177,6 +182,8 @@ void radeon_gem_object_close(struct drm_gem_object *obj, struct radeon_bo_va *bo_va; int r; + drm_vma_node_revoke(&rbo->tbo.vma_node, file_priv->filp); + if (rdev->family < CHIP_CAYMAN) { return; }