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=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 1CE2FC18E5A for ; Wed, 11 Mar 2020 13:13:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E09C022464 for ; Wed, 11 Mar 2020 13:13:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="BU1UKVUw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729576AbgCKNNW (ORCPT ); Wed, 11 Mar 2020 09:13:22 -0400 Received: from smtprelay-out1.synopsys.com ([149.117.73.133]:49262 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729414AbgCKNNV (ORCPT ); Wed, 11 Mar 2020 09:13:21 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 0286243B45; Wed, 11 Mar 2020 13:13:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1583932400; bh=8rfNPQeTls9UibHljNnu2AKJ+S9mqQvjUSn2bsEDSsY=; h=From:To:Cc:Subject:Date:From; b=BU1UKVUwEwWyrOTAzHEIBxtutkZiEm1pm8ctfu39cHnyOZe33JwSZcixhmW+wSjPG pl0gbq6eDXHKAEaJ3Z5zU/7v4kt582lVAiCbht3QF6f3F4dkLjUl+m57z/zLoGFtwh MWSErBoAlaq4AFey3pIIIzZUVz7VVUgUKnU8/ODBkKZ2cXqABO7aIGow2kSJqYcRJS nx13U+d1cxkHtcwaQNZMq4xM4G2M57j/bcK1qdo3qelXpPoVMi5qti8n1rk9VcoEoW ooKWn6aKHCWy20NdxIDN/IDdTN/vokJwSdqFag9gpOkQtNtbuPeknJEhnii1KVxZv9 KCdWZUmGbXR6w== Received: from paltsev-e7480.internal.synopsys.com (unknown [10.121.8.79]) by mailhost.synopsys.com (Postfix) with ESMTP id 49BFCA005C; Wed, 11 Mar 2020 13:13:16 +0000 (UTC) From: Eugeniy Paltsev To: dri-devel@lists.freedesktop.org, Alexey Brodkin Cc: linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org, David Airlie , Daniel Vetter , stable@vger.kernel.org, Eugeniy Paltsev Subject: [PATCH] DRM: ARC: PGU: interlaced mode not supported Date: Wed, 11 Mar 2020 16:13:10 +0300 Message-Id: <20200311131310.20446-1-Eugeniy.Paltsev@synopsys.com> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Filter out interlaced modes as they are not supported by ARC PGU hardware. Signed-off-by: Eugeniy Paltsev --- drivers/gpu/drm/arc/arcpgu_crtc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/arc/arcpgu_crtc.c b/drivers/gpu/drm/arc/arcpgu_crtc.c index 8ae1e1f97a73..c854066d4c75 100644 --- a/drivers/gpu/drm/arc/arcpgu_crtc.c +++ b/drivers/gpu/drm/arc/arcpgu_crtc.c @@ -67,6 +67,9 @@ static enum drm_mode_status arc_pgu_crtc_mode_valid(struct drm_crtc *crtc, long rate, clk_rate = mode->clock * 1000; long diff = clk_rate / 200; /* +-0.5% allowed by HDMI spec */ + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + return MODE_NO_INTERLACE; + rate = clk_round_rate(arcpgu->clk, clk_rate); if ((max(rate, clk_rate) - min(rate, clk_rate) < diff) && (rate > 0)) return MODE_OK; -- 2.21.1