From patchwork Wed Mar 4 10:40:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 11419811 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 29BE1921 for ; Wed, 4 Mar 2020 10:41:11 +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 0579C214D8 for ; Wed, 4 Mar 2020 10:41:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="wg0RvIDC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0579C214D8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.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 46F5D6E05D; Wed, 4 Mar 2020 10:41:04 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-wr1-x444.google.com (mail-wr1-x444.google.com [IPv6:2a00:1450:4864:20::444]) by gabe.freedesktop.org (Postfix) with ESMTPS id A56EA89B70 for ; Wed, 4 Mar 2020 10:41:01 +0000 (UTC) Received: by mail-wr1-x444.google.com with SMTP id r7so1778108wro.2 for ; Wed, 04 Mar 2020 02:41:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=ajIJB0wcFTIisjxYEYMgxm+dr9nVY4WUtZ38KJr42sk=; b=wg0RvIDCGd3OKaS+UQvVbeeMEYBWJF8GOY/PfMOKdQVJ+TjqChEm4pHTM69HwAbcCX Ex/7xSAM1S2h4CuGEj33aykuH0PKks9E44VM31QfhpCHDz63upJK9OFMlqxsgAtBq2Nz aN1DBI3qRWbUl0moYu2dCezZbRxsydcMItxVLT3946v2JgZpCBKkwEclmbG9OteF4vci 32xslYPrUrGOKImGpSpFBKB4SuS0OGuno5LIq8urHrqEzvL5aNSSgbmYr1oUm1FP6/Ln y0yoUQauN9eyXCMnuoly6kqtiuuwxtgKyUKLEJcJn8Qw2Qn4nLN1ZflEdpIB3NwBwMOC lJdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=ajIJB0wcFTIisjxYEYMgxm+dr9nVY4WUtZ38KJr42sk=; b=fB8XfRKMafbnMMc9fx79TmXvev30ccSvNBabBH0C1pjX4G/jYw5WKaq3mlf/7PsWvG oX4WPiju5ffuGgS43RBh6Dk+Jl0fHlJj+VUSnsQaOCT+dECkI6dgH+xqpJGj4A/tIHyY CQj23w1d18TFVLU0AjbiSKNzR1MXdbeVVBI3qCAcZ+gMh4BmWchhVTC3FvI1ZcN55/iP mby7G5VEwC1LVkdx5pRuze6AAigbYAQ7lOI585Ex03nIR5yKTHUQb4NuDdB6ToOSy8wq Z6ujsFVrQkr5n2NjoSl4H8CKGw3bDEVLM8TFYvEYEYbPSxrxEW5YpcfpWWHMI5ekm4Mo flCA== X-Gm-Message-State: ANhLgQ23pIs/ZJOnF3Njm7sAiNfSTstvQrKlnN5IWSotduUgL5fwusgE Dbr0kq/RYWVEuxjiFgkJ6r19zg== X-Google-Smtp-Source: ADFU+vsX44bMGYYDWTVYLN4XIHqigFLMlCLDbsBmS7tp2HMpAhPRQ9ZynsXeUOg29HcIDJKwo4OQ4w== X-Received: by 2002:adf:9282:: with SMTP id 2mr3674245wrn.124.1583318460121; Wed, 04 Mar 2020 02:41:00 -0800 (PST) Received: from bender.baylibre.local (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.gmail.com with ESMTPSA id c14sm24006398wro.36.2020.03.04.02.40.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2020 02:40:59 -0800 (PST) From: Neil Armstrong To: p.zabel@pengutronix.de, heiko@sntech.de, a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@siol.net, boris.brezillon@collabora.com Subject: [PATCH v5 02/11] drm/bridge: dw-hdmi: add max bpc connector property Date: Wed, 4 Mar 2020 11:40:43 +0100 Message-Id: <20200304104052.17196-3-narmstrong@baylibre.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20200304104052.17196-1-narmstrong@baylibre.com> References: <20200304104052.17196-1-narmstrong@baylibre.com> 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: linux-amlogic@lists.infradead.org, Laurent Pinchart , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Neil Armstrong Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Jonas Karlman Add the max_bpc property to the dw-hdmi connector to prepare support for 10, 12 & 16bit output support. Signed-off-by: Jonas Karlman Signed-off-by: Neil Armstrong Reviewed-by: Laurent Pinchart Reviewed-by: Jernej Škrabec --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 10f98c9ee77e..e097f60e6431 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -2414,6 +2414,14 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge, DRM_MODE_CONNECTOR_HDMIA, hdmi->ddc); + /* + * drm_connector_attach_max_bpc_property() requires the + * connector to have a state. + */ + drm_atomic_helper_connector_reset(connector); + + drm_connector_attach_max_bpc_property(connector, 8, 16); + if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe) drm_object_attach_property(&connector->base, connector->dev->mode_config.hdr_output_metadata_property, 0);