From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 261E5C433F5 for ; Sat, 1 Oct 2022 01:23:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233204AbiJABXF (ORCPT ); Fri, 30 Sep 2022 21:23:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232907AbiJABV4 (ORCPT ); Fri, 30 Sep 2022 21:21:56 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6FF0E2B62B for ; Fri, 30 Sep 2022 18:19:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1664587166; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=wdNYs4R1bXZF1j2fHdctKVizjm4B3/LsaPspkYayHLg=; b=biRxUukSCcKkjIssxdaloMigXsKZ2a31QpzpmWvHUtPmA/e7UBroAN1azwrRwr6RabhrtB 9HUlMZSBVW2Q5LvH2FDU5DI4KibfhE9+RloAC4/ck6+cDk3PotYGsMI74k0dlrRXgR4b/y JsxDvMuIr301qkseyjZy+enE+KgN1w0= Received: from mail-ed1-f71.google.com (mail-ed1-f71.google.com [209.85.208.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-622-TdI-m7q4MeCxCC7fDP_anQ-1; Fri, 30 Sep 2022 21:19:10 -0400 X-MC-Unique: TdI-m7q4MeCxCC7fDP_anQ-1 Received: by mail-ed1-f71.google.com with SMTP id b16-20020a056402279000b0044f1102e6e2so4743255ede.20 for ; Fri, 30 Sep 2022 18:19:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=wdNYs4R1bXZF1j2fHdctKVizjm4B3/LsaPspkYayHLg=; b=sGj5eCJqJkyXKPySCaWYkX6AkZFIJqNIyh5+2a2xRUE/KNoWVMuT2hcZTLqYltgSxf 94e7uk7w1zEm1uuemJKoa15AKDUWpCTxOSKUgnehPi7Pizm3hxAIIpXEhCnnJ8R4M/x6 B6267nPNWuvLNTKfoARMPLTxXGqdQNRcgr0DTpLIgQOWbpd40f0GlckmAwcUi2neNuHe b8jh8VJerMHdpUwB3lxRguYm3y3X5HQY/HuerHBsHRIv0MREXQ8Dc5aE4Z9hZtpC04bj HIMM5x2NYj1xUZVIeHSHZIuyoNKmRYeQiBujKz8Uvt5PsXWEsoQ/bKcqsAn/Akx+LCXb 6w8g== X-Gm-Message-State: ACrzQf256qtfIhIubN7MQKSW17LBAcpIbvPYhu9oZ0+W0Ee3JtwC938g rWzI7P2OtTTr/Rj2ahskJOZUDatk9qWpCOEWvYBSo1g6RJ7K14M/ogA3gdREVqkoDb3tRQ33mwi 34N2yTJhSg0k9KfyjGWotq1Vc X-Received: by 2002:a05:6402:493:b0:445:b5f0:7a0f with SMTP id k19-20020a056402049300b00445b5f07a0fmr9717242edv.120.1664587149236; Fri, 30 Sep 2022 18:19:09 -0700 (PDT) X-Google-Smtp-Source: AMsMyM5r+fvRRbozeqSmGuL4DdbQm6Wcqo6l8koGDcwHtEbf+YfhfpQQbmvdhWAdhseet4Oim1KQBw== X-Received: by 2002:a05:6402:493:b0:445:b5f0:7a0f with SMTP id k19-20020a056402049300b00445b5f07a0fmr9717233edv.120.1664587149085; Fri, 30 Sep 2022 18:19:09 -0700 (PDT) Received: from pollux.redhat.com ([2a02:810d:4b40:2ee8:642:1aff:fe31:a15c]) by smtp.gmail.com with ESMTPSA id n15-20020a056402514f00b00458b41d9460sm327502edd.92.2022.09.30.18.19.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Sep 2022 18:19:08 -0700 (PDT) From: Danilo Krummrich To: daniel@ffwll.ch, airlied@linux.ie, tzimmermann@suse.de, mripard@kernel.org, liviu.dudau@arm.com, brian.starkey@arm.com Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Danilo Krummrich Subject: [PATCH drm-misc-next v3 0/7] drm/arm/hdlcd: use drm managed resources Date: Sat, 1 Oct 2022 03:18:58 +0200 Message-Id: <20221001011905.433408-1-dakr@redhat.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This patch series converts the driver to use drm managed resources to prevent potential use-after-free issues on driver unbind/rebind and to get rid of the usage of deprecated APIs. Changes in v2: - drop patch "drm/arm/hdlcd: crtc: use drmm_crtc_init_with_planes()" Changes in v3: - Fix alternate return paths in srcu read-side critical sections causing a stall when unregistering the driver. - Fix potential null pointer dereference in hdlcd_crtc_cleanup() introduced dropping the patch in v2. - Add a patch to remove explicit calls to drm_mode_config_cleanup(). Danilo Krummrich (7): drm/arm/hdlcd: use drmm_* to allocate driver structures drm/arm/hdlcd: replace drm->dev_private with drm_to_hdlcd_priv() drm/arm/hdlcd: plane: use drm managed resources drm/arm/hdlcd: use drm_dev_unplug() drm/arm/hdlcd: crtc: protect device resources after removal drm/arm/hdlcd: debugfs: protect device resources after removal drm/arm/hdlcd: remove calls to drm_mode_config_cleanup() drivers/gpu/drm/arm/hdlcd_crtc.c | 84 ++++++++++++++++++++++++-------- drivers/gpu/drm/arm/hdlcd_drv.c | 55 ++++++++++++--------- drivers/gpu/drm/arm/hdlcd_drv.h | 2 + 3 files changed, 98 insertions(+), 43 deletions(-) base-commit: 08fb97de03aa2205c6791301bd83a095abc1949c -- 2.37.3