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 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 CC02D1061B18 for ; Mon, 30 Mar 2026 22:47:08 +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=NAYiKbb+oVuecjBpnF7iY6F2gNVeoA4/QujM51sNFtE=; b=dLZ7KWcyPN/7Bu31XQzetcITd/ fQQlDfv0rV5m8mFSBzcjCJOO9PdrzYfBfsxh1iGcFBaZFa7Yy76ZTXRTrdW077Sm8ABQ4XpjR4TJe 6iWm1i58j/bvjtiesa5qMqwGy3cZXYBM32RT9vM4wwSRrqhzt68GnUaQrKISDn26WUcsBwZVss/DG GqtcBdX32gKY9RBVMljQUnkrp3hW3RoqVCSki1p9KbfM/t1HQW79a+sNEv7rxxzN02MyyNR6l+fFh aMUepJZeuvNbb04tBKrOnhvssvtiJYFVp03k+BBsP4MNoP5yTFBcHm5TpUOI3DaT1lgvnGUjZtkD6 glR3dLOA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7LNv-0000000BzV8-0SGR; Mon, 30 Mar 2026 22:47:03 +0000 Received: from leonov.paulk.fr ([185.233.101.22]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7LNs-0000000BzUm-1D8W for linux-arm-kernel@lists.infradead.org; Mon, 30 Mar 2026 22:47:01 +0000 Received: from laika.paulk.fr (12.234.24.109.rev.sfr.net [109.24.234.12]) by leonov.paulk.fr (Postfix) with ESMTPS id EED7B1F8004D for ; Mon, 30 Mar 2026 22:46:57 +0000 (UTC) Received: by laika.paulk.fr (Postfix, from userid 65534) id 33BDEB2EBC9; Mon, 30 Mar 2026 22:46:57 +0000 (UTC) Received: from shepard (unknown [192.168.1.65]) by laika.paulk.fr (Postfix) with ESMTP id F354FB2EBBF; Mon, 30 Mar 2026 22:46:29 +0000 (UTC) From: Paul Kocialkowski To: dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Marek Vasut , Stefan Agner , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Lucas Stach , =?UTF-8?q?Krzysztof=20Ha=C5=82asa?= , Marco Felsch , Liu Ying , Paul Kocialkowski Subject: [PATCH 0/3] drm: lcdif: FIFO underrun/solid color bug fix Date: Tue, 31 Mar 2026 00:46:16 +0200 Message-ID: <20260330224619.2620782-1-paulk@sys-base.io> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260330_154700_498762_494536F0 X-CRM114-Status: GOOD ( 10.18 ) 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 This series brings a fix for the FIFO underrun/solid color bug (in the last commit) and two other changes that may help with reliability. Paul Kocialkowski (3): drm: lcdif: Set undocumented bit to clear FIFO at vsync drm: lcdif: Use dedicated set/clr registers for polarity/edge drm: lcdif: Wait for vblank before disabling DMA drivers/gpu/drm/mxsfb/lcdif_kms.c | 42 ++++++++++++++++++++++++------ drivers/gpu/drm/mxsfb/lcdif_regs.h | 1 + 2 files changed, 35 insertions(+), 8 deletions(-) -- 2.53.0