From patchwork Thu Feb 6 19:41:16 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Anderson X-Patchwork-Id: 13963657 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DC097C02199 for ; Thu, 6 Feb 2025 19:43:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=H3ERdyORHyhsdzYOMftryM/Ef5Li3AJl8m+M0gEaqgk=; b=f+a+0V37e3Dvxc+1pv4RJ7gmJd VeYUiJN/VreQbQ87hPmRmm98YQmvdq44eRnUdevBR0gKqHut9vdwgmtqLnNlrKYMLTPBB0HOJR/n7 sOR0X+6tWAMHRCXwFKpl2A1Ha+GeFW/0Hfszxn/Crq1W6C0Cl34eg1a5H2JsdQ2zU3o8z0ogzg3Az UrlngCYJQElk8id6K+0iM6Kv2Lhc7Vn3TfbToE3PIm97Okw2wkWCdZ/EvXBufRUbNlAJCFgyfeMSs 6PZOh5ifNAes+Tvhz563kot9MlXHAPCF/BoqHR7nb92Dp9jW37fk2g5inY90RmNtW8z9sCpvXM6EE 6oVaZJNw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tg7mU-00000007OAk-1beK; Thu, 06 Feb 2025 19:43:22 +0000 Received: from out-172.mta0.migadu.com ([2001:41d0:1004:224b::ac]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tg7l6-00000007Nst-16Lt for linux-arm-kernel@lists.infradead.org; Thu, 06 Feb 2025 19:41:57 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1738870908; 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=H3ERdyORHyhsdzYOMftryM/Ef5Li3AJl8m+M0gEaqgk=; b=wT6+1JkQUkGc+yfPr+1grUe8rHdlRqzGZfWVntt+KINN1QflyxK2Sk/VTtvH9aRDE5hdEx 6DP7q/LhK49EUDCqPRe/EivkxM3mP4HA3O38lYtmpkg5ESXJZQ54EpPI2xj+Gakq9XbLxe 0nlAoEUC5U8wdTd56AWzk4B3BpWXZu8= From: Sean Anderson To: Laurent Pinchart , Tomi Valkeinen , dri-devel@lists.freedesktop.org (open list:DRM DRIVERS FOR XILINX) Cc: Thomas Zimmermann , linux-arm-kernel@lists.infradead.org (moderated list:ARM/ZYNQ ARCHITECTURE), linux-kernel@vger.kernel.org (open list), David Airlie , Dan Carpenter , Michal Simek , Maxime Ripard , Simona Vetter , Maarten Lankhorst , Bart Van Assche , Sean Anderson Subject: [PATCH 0/2] drm: zynqmp_dp: Use scope-based mutex helpers Date: Thu, 6 Feb 2025 14:41:16 -0500 Message-Id: <20250206194117.1496245-1-sean.anderson@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250206_114156_507650_DEF647B0 X-CRM114-Status: UNSURE ( 4.57 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Fix a mutex bug and convert most of the explicit mutex_(un)locks to guards. Bart Van Assche (1): drm: zynqmp_dp: Fix a deadlock in zynqmp_dp_ignore_hpd_set() Sean Anderson (1): drm: zynqmp_dp: Use scope-based mutex helpers drivers/gpu/drm/xlnx/zynqmp_dp.c | 151 ++++++++++++------------------- 1 file changed, 58 insertions(+), 93 deletions(-)