From patchwork Wed Mar 11 13:13:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugeniy Paltsev X-Patchwork-Id: 11431725 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A218414B7 for ; Wed, 11 Mar 2020 13:20:56 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7E76222525 for ; Wed, 11 Mar 2020 13:20:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="BU1UKVUw" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7E76222525 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=synopsys.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EA35889E35; Wed, 11 Mar 2020 13:20:52 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org X-Greylist: delayed 450 seconds by postgrey-1.36 at gabe; Wed, 11 Mar 2020 13:20:52 UTC Received: from smtprelay-out1.synopsys.com (smtprelay-out1.synopsys.com [149.117.73.133]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2E38289E35 for ; Wed, 11 Mar 2020 13:20:52 +0000 (UTC) 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 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 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Airlie , linux-kernel@vger.kernel.org, stable@vger.kernel.org, linux-snps-arc@lists.infradead.org, Eugeniy Paltsev Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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;