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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3A25C04E84 for ; Wed, 15 May 2019 11:28:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 791BC206BF for ; Wed, 15 May 2019 11:28:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557919713; bh=e2MtqTSZ3nrJhGKG3P7qiVm73W9Shig/UosHZO8yi+A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=JWextWBQelvkNMDSZMaT3+QCpbFLkLiINawippgRYYUN4wifUXtlATzxImtKmLddI /HLj+uwoVrpBpSnFQzy48vEOj6qsVrVjzJtM2fEa6fDIUiuZQuBD6QL2n4MZelIZFR yy+bYRCgpjxWT2jFxpRTUZOEzqg5XbZ4DCk5TKoM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732411AbfEOL2c (ORCPT ); Wed, 15 May 2019 07:28:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:39596 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732395AbfEOL2a (ORCPT ); Wed, 15 May 2019 07:28:30 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3AFEE206BF; Wed, 15 May 2019 11:28:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557919709; bh=e2MtqTSZ3nrJhGKG3P7qiVm73W9Shig/UosHZO8yi+A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1O/JUuVixrV2uaVCzBs8kmbV2PauzY7UvHFLZkZeP88C1UvJr2WEG3dpF/zB/W8gd OMjSce3/JMk+v0ULJEgOueowRWcH2Zz+KmbGzGsek8qDEXw6nViylvLA8N64BwpMi/ fqdxYxFLEOG1iOtMg9vBKJN8P/oQPbyVv9YcAjew= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonas Karlman , Heiko Stueber , Andrzej Hajda , Sasha Levin Subject: [PATCH 5.0 063/137] drm: bridge: dw-hdmi: Fix overflow workaround for Rockchip SoCs Date: Wed, 15 May 2019 12:55:44 +0200 Message-Id: <20190515090658.041220026@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190515090651.633556783@linuxfoundation.org> References: <20190515090651.633556783@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Upstream commit d15d9fd02575ecfada92d42f655940c4f10af842 ] The Rockchip RK3288 SoC (v2.00a) and RK3328/RK3399 SoCs (v2.11a) have also been identified as needing this workaround with a single iteration. Fixes: be41fc55f1aa ("drm: bridge: dw-hdmi: Handle overflow workaround based on device version") Signed-off-by: Jonas Karlman Tested-by: Heiko Stueber Signed-off-by: Andrzej Hajda Link: https://patchwork.freedesktop.org/patch/msgid/AM3PR03MB0966818FAAAE6192FF4ED11AAC7D0@AM3PR03MB0966.eurprd03.prod.outlook.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 64c3cf0275182..14223c0ee7843 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -1655,6 +1655,8 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi) * iteration for others. * The Amlogic Meson GX SoCs (v2.01a) have been identified as needing * the workaround with a single iteration. + * The Rockchip RK3288 SoC (v2.00a) and RK3328/RK3399 SoCs (v2.11a) have + * been identified as needing the workaround with a single iteration. */ switch (hdmi->version) { @@ -1663,7 +1665,9 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi) break; case 0x131a: case 0x132a: + case 0x200a: case 0x201a: + case 0x211a: case 0x212a: count = 1; break; -- 2.20.1