From patchwork Mon Jun 2 14:29:59 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Deucher X-Patchwork-Id: 4282681 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 2D009BEEA7 for ; Mon, 2 Jun 2014 14:30:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 60C1520122 for ; Mon, 2 Jun 2014 14:30:16 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id A6F042024D for ; Mon, 2 Jun 2014 14:30:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5C6146E590; Mon, 2 Jun 2014 07:30:11 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-qg0-f42.google.com (mail-qg0-f42.google.com [209.85.192.42]) by gabe.freedesktop.org (Postfix) with ESMTP id 8B2596E590 for ; Mon, 2 Jun 2014 07:30:08 -0700 (PDT) Received: by mail-qg0-f42.google.com with SMTP id q107so11033300qgd.1 for ; Mon, 02 Jun 2014 07:30:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=avnh2S+6gHfFw3uAyqfvhYLeDIsD0rPadFOJPPaJXYk=; b=zgt0rm2SNgPYpaSpJJ0CJ+K6BYGPIhZdwvQAQF64n8j7NOPwKVvUZITdZyFno++jkT IBf2+VBeZiRtGTIf06pUurnsZStlqPEoDFS7a5A/FFVEUFCnJLuNC42yJO05nzpFPeFH 7PLkTSvzpUvbCpftV+6j3TQRmi9tc/iIz+ISssEbRLdIctqc65ba4a15v8a/maJM8eSg ZEeQekBRK3iEbKQozkqwW+tgSvXMCAm48Ib+Myj8zOmzyWjC0qLka+6YiSJ4Nt0TqZfT gf4OoYxm7HwBn5gvXDkky3u2dC9TTYu0SwvOYMpP/yVE7Gb47PcGUuwwTB/JuWg6ifmO qreg== X-Received: by 10.140.38.18 with SMTP id s18mr47661128qgs.88.1401719408120; Mon, 02 Jun 2014 07:30:08 -0700 (PDT) Received: from localhost.localdomain (static-74-96-105-49.washdc.fios.verizon.net. [74.96.105.49]) by mx.google.com with ESMTPSA id b5sm8440211qgb.16.2014.06.02.07.30.07 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 02 Jun 2014 07:30:07 -0700 (PDT) From: Alex Deucher X-Google-Original-From: Alex Deucher To: dri-devel@lists.freedesktop.org Subject: [PATCH 7/7] drm/edid: Add quirk for Sony PVM-2541A to get 12 bpc hdmi deep color. Date: Mon, 2 Jun 2014 10:29:59 -0400 Message-Id: <1401719399-6951-7-git-send-email-alexander.deucher@amd.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1401719399-6951-1-git-send-email-alexander.deucher@amd.com> References: <1401719399-6951-1-git-send-email-alexander.deucher@amd.com> Cc: Alex Deucher X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Mario Kleiner The Sony PVM-2541A OLED high precision color display supports both 10 bpc and 12 bpc hdmi deep color input, but its edid does not signal any deep color support. Add a quirk to force it being treated as a 12 bpc panel. Signed-off-by: Mario Kleiner Signed-off-by: Alex Deucher --- drivers/gpu/drm/drm_edid.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 3989c18..643f830 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -70,6 +70,8 @@ #define EDID_QUIRK_FORCE_REDUCED_BLANKING (1 << 7) /* Force 8bpc */ #define EDID_QUIRK_FORCE_8BPC (1 << 8) +/* Force 12bpc */ +#define EDID_QUIRK_FORCE_12BPC (1 << 9) struct detailed_mode_closure { struct drm_connector *connector; @@ -125,6 +127,9 @@ static struct edid_quirk { { "SAM", 596, EDID_QUIRK_PREFER_LARGE_60 }, { "SAM", 638, EDID_QUIRK_PREFER_LARGE_60 }, + /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */ + { "SNY", 0x2541, EDID_QUIRK_FORCE_12BPC }, + /* ViewSonic VA2026w */ { "VSC", 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING }, @@ -3660,6 +3665,9 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) if (quirks & EDID_QUIRK_FORCE_8BPC) connector->display_info.bpc = 8; + if (quirks & EDID_QUIRK_FORCE_12BPC) + connector->display_info.bpc = 12; + return num_modes; } EXPORT_SYMBOL(drm_add_edid_modes);