From patchwork Tue Aug 13 19:38:27 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Herrmann X-Patchwork-Id: 2843979 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 12C15BF546 for ; Tue, 13 Aug 2013 19:49:01 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1163C20489 for ; Tue, 13 Aug 2013 19:49:00 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 26F0D20483 for ; Tue, 13 Aug 2013 19:48:59 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 239B6E7C3C for ; Tue, 13 Aug 2013 12:48:59 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-ea0-f181.google.com (mail-ea0-f181.google.com [209.85.215.181]) by gabe.freedesktop.org (Postfix) with ESMTP id 195FFE7C58 for ; Tue, 13 Aug 2013 12:40:02 -0700 (PDT) Received: by mail-ea0-f181.google.com with SMTP id d10so4379055eaj.40 for ; Tue, 13 Aug 2013 12:40:02 -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:in-reply-to:references; bh=vlvk2HI1fieEyw62DX7WAUEZ+6LZjmKxEw7E7OcHLHo=; b=bZ+LUlblAbizSe+eYnx3G4bV+a96KRXxhL3m3RK6ywfIlmibuOQkYGlK+6h5jgKX3q pI85EOfSN1k9R/KMdXKYAb+kE11EbU/yRctxTq4MO85XRWpJ2oNoBnHuktXdwHuy2dtL SUOyR67f2FlYjXNqJfQxs9aEm6Q3i74vX9MS7p0OIYrQb1A1utkKPrlNXrHj8yeG6TG4 qlmuNQ6AqYZbAnk/HwfRi/9y+5iM3LkSDZ6QyyrOxqVisOPjnBa3F3b6Jq+9+zsRSCcQ KNUyUEql5ipXoq8qFE9Kvqbu2ivQsJQMUzj1YpN2CrFeOwVJAejNrnVyChPn2dmE/lWk 0bkA== X-Received: by 10.15.34.65 with SMTP id d41mr8645600eev.45.1376422802251; Tue, 13 Aug 2013 12:40:02 -0700 (PDT) Received: from localhost.localdomain (stgt-5f71b8eb.pool.mediaWays.net. [95.113.184.235]) by mx.google.com with ESMTPSA id a1sm68812938eem.1.2013.08.13.12.40.00 for (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 13 Aug 2013 12:40:01 -0700 (PDT) From: David Herrmann To: dri-devel@lists.freedesktop.org Subject: [PATCH 06/16] drm/radeon: implement mmap access managament Date: Tue, 13 Aug 2013 21:38:27 +0200 Message-Id: <1376422717-12229-7-git-send-email-dh.herrmann@gmail.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1376422717-12229-1-git-send-email-dh.herrmann@gmail.com> References: <1376422717-12229-1-git-send-email-dh.herrmann@gmail.com> Cc: Alex Deucher 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=-6.9 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 dce99c8..58f5cc5 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; }