From patchwork Fri Feb 7 16:25:26 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Anderson X-Patchwork-Id: 13965449 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 76FF2C02194 for ; Fri, 7 Feb 2025 16:27:32 +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=tLZO5TvQipH7o3nT35LlHz7fY3vZ+oh2KE+7W4p1NmY=; b=EiEv9LsjQbqMLHbbIf5N9RbF6D cwDVU8cWLFeS798Vguiom4dmVb8TV++yQIZjW8y288XG4gGdKmZkInH+imbGmUIKMrQxjPv/7npn8 IALxeKtVZrkTcg3nqO8Og5pilGcylgyLExBLE6Lo/E+yGn2k4m2DvVcbDGeg3rfHEAqQqcwW5gAMr xtS0zzF1Z2DjWou9GE30Q6753r5B+qwChbwAdvsFf29PZ9+i6/L9NK9/3rHJohN69ZXR8D0+nsD1Q +V6mD/5the8HgH27gypA9FHfYaRFcoMy1zIW9bItFMC3o1UAQpEowVppwkn/wkgtnZNMJNL2l6nyX U2jPQknw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tgRCP-0000000AHWX-1MF8; Fri, 07 Feb 2025 16:27:25 +0000 Received: from out-189.mta1.migadu.com ([2001:41d0:203:375::bd]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tgRB0-0000000AH6Y-348n for linux-arm-kernel@lists.infradead.org; Fri, 07 Feb 2025 16:26:00 +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=1738945555; 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=tLZO5TvQipH7o3nT35LlHz7fY3vZ+oh2KE+7W4p1NmY=; b=MPlDx1D4hKyZxpnkM7gWL7ClY+G8TgNEpPFVZ9dHBoRPNNqY0lsJTo0L2t2KRFSFJhjrpI AutxiuNzupGNlBYhWN2vOeA7/XDFPsiDlWAbgeTLqrurZv4sDFVTjYdCn74G7IUrPPKK00 U0h9RTa4AxqiMP3YJsh11wRVligoW+Y= From: Sean Anderson To: Laurent Pinchart , Tomi Valkeinen , dri-devel@lists.freedesktop.org (open list:DRM DRIVERS FOR XILINX) Cc: Maarten Lankhorst , David Airlie , Simona Vetter , Michal Simek , Maxime Ripard , linux-kernel@vger.kernel.org (open list), Thomas Zimmermann , Bart Van Assche , Dan Carpenter , linux-arm-kernel@lists.infradead.org (moderated list:ARM/ZYNQ ARCHITECTURE), Sean Anderson Subject: [PATCH v2 0/2] drm: zynqmp_dp: Use scope-based mutex helpers Date: Fri, 7 Feb 2025 11:25:26 -0500 Message-Id: <20250207162528.1651426-1-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-20250207_082559_052876_81ABAD8C X-CRM114-Status: UNSURE ( 5.05 ) 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. Changes in v2: - Convert some conditional return statements to returns of ternary expressions. - Remove unnecessary whitespace change 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 | 147 +++++++++++-------------------- 1 file changed, 50 insertions(+), 97 deletions(-)