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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, T_DKIMWL_WL_HIGH,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 A47EDC004C9 for ; Tue, 7 May 2019 05:34:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6DEFF20B7C for ; Tue, 7 May 2019 05:34:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557207278; bh=Nn5AKjwbyyKxt2/OxRqIHa1NJ6FZcLAmngoexODc1M0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Q7+8H4cPboXRAJz4t05O/GywWYVQUeRkVCos0DCDFwrmQc/S1sqJZQdjImz9zYIaw NvdC0Ns5SASRDiq+xuvaboYJEznIs+emg0QQCbocIYHTJ4LQ6E0rMmoj2W82tkdULL G8Sm1DR478n9tiXTsQ/dCDM4cpy/IjLBTSvveLlA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727574AbfEGFeg (ORCPT ); Tue, 7 May 2019 01:34:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:54574 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727558AbfEGFeb (ORCPT ); Tue, 7 May 2019 01:34:31 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7758B2087F; Tue, 7 May 2019 05:34:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557207271; bh=Nn5AKjwbyyKxt2/OxRqIHa1NJ6FZcLAmngoexODc1M0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uJyNplFHZ5Ady6rByIgATYSGS8a6SCT2Zae0O/yP67r0mpmk2/7+eikJpOJwPqIA8 IC1KJFqkF/g0v8srDPuZMM0OukuWOkjImwkMQGQBgx+6V4V/PzgUiMEhmcEPmhA2ob NgMdVvu4RwacGm5oemp4SRs9joBaw38EP67LOk6w= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jonas Karlman , Heiko Stueber , Andrzej Hajda , Sasha Levin , dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.0 60/99] drm: bridge: dw-hdmi: Fix overflow workaround for Rockchip SoCs Date: Tue, 7 May 2019 01:31:54 -0400 Message-Id: <20190507053235.29900-60-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190507053235.29900-1-sashal@kernel.org> References: <20190507053235.29900-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jonas Karlman [ 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 64c3cf027518..14223c0ee784 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