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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 495CBC6FD18 for ; Fri, 31 Mar 2023 10:18:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1A18410F1B7; Fri, 31 Mar 2023 10:18:34 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7609810F1BB for ; Fri, 31 Mar 2023 10:18:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1680257907; x=1711793907; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=TWWjjKNSlpVoHx1qOY5uTjE1KitTMkvCM6yg2N9ujUg=; b=SLqU2Uxpf8etIQP4U4n8unl4CKVXB0DTu7bhbXZ4jbG/hVSW7n/vQPnX yO2e990++wZY7lMRIIX71/v7bEXDaRxAtQW7FHrfhrDugy5UixFzNbHYV Il5VjkFMJbjNtJLk9tbskDebdbHgu4LuRBOrM1JDgEK25qTHpyVSUbrjZ GVcgBlN3Crzp4aFh54FX2538NTbVE0OTopyO8rQYTw7960CS8EMqOmhf+ g+CpYbKc7orQZUdjG5lk3+8HVcCkERmjtcpFDs3rJ0/iY7CoYLEkW/UlP IDWDeMwtb0DvOeoKG6EoqbiC/BeTY1eXSZk7vWNGiLD+C+J0GHm9rkG+i g==; X-IronPort-AV: E=McAfee;i="6600,9927,10665"; a="340141748" X-IronPort-AV: E=Sophos;i="5.98,307,1673942400"; d="scan'208";a="340141748" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2023 03:18:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10665"; a="796068332" X-IronPort-AV: E=Sophos;i="5.98,307,1673942400"; d="scan'208";a="796068332" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2023 03:18:25 -0700 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org Date: Fri, 31 Mar 2023 15:46:04 +0530 Message-Id: <20230331101613.936776-5-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230331101613.936776-1-ankit.k.nautiyal@intel.com> References: <20230331101613.936776-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH 04/13] drm/i915/dp: Configure PCON for conversion of output_format to YCbCr444 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Handle the case with DP to HDMI PCON, where sink_format is set to YCbCr444. In that case PCON is required to be configured to convert from given output_format to YCbCR444. Signed-off-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_dp.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 837532952936..c3f3003c52ca 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2862,6 +2862,22 @@ void intel_dp_configure_protocol_converter(struct intel_dp *intel_dp, MISSING_CASE(crtc_state->output_format); break; } + } else if (crtc_state->sink_format == INTEL_OUTPUT_FORMAT_YCBCR444) { + switch (crtc_state->output_format) { + case INTEL_OUTPUT_FORMAT_YCBCR420: + drm_WARN(&i915->drm, + crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420, + "Cannot convert YCbCr420->YCbCr444\n"); + break; + case INTEL_OUTPUT_FORMAT_YCBCR444: + break; + case INTEL_OUTPUT_FORMAT_RGB: + rgb_to_ycbcr = true; + break; + default: + MISSING_CASE(crtc_state->output_format); + break; + } } tmp = ycbcr444_to_420 ? DP_CONVERSION_TO_YCBCR420_ENABLE : 0; -- 2.25.1