From patchwork Tue Sep 3 09:12:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gwan-gyeong Mun X-Patchwork-Id: 11127433 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 C698A14DE for ; Tue, 3 Sep 2019 09:12:54 +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 AEDE020674 for ; Tue, 3 Sep 2019 09:12:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AEDE020674 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.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 C791E89533; Tue, 3 Sep 2019 09:12:53 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9FEF1895C1; Tue, 3 Sep 2019 09:12:52 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Sep 2019 02:12:52 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,462,1559545200"; d="scan'208";a="207021874" Received: from helsinki.fi.intel.com ([10.237.66.149]) by fmsmga004.fm.intel.com with ESMTP; 03 Sep 2019 02:12:46 -0700 From: Gwan-gyeong Mun To: intel-gfx@lists.freedesktop.org Subject: [PATCH v4 3/7] drm: Add DisplayPort colorspace property Date: Tue, 3 Sep 2019 12:12:31 +0300 Message-Id: <20190903091235.32304-4-gwan-gyeong.mun@intel.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190903091235.32304-1-gwan-gyeong.mun@intel.com> References: <20190903091235.32304-1-gwan-gyeong.mun@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: uma.shankar@intel.com, dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" In order to use colorspace property to Display Port connectors, it extends DRM_MODE_CONNECTOR_DisplayPort connector_type on drm_mode_create_colorspace_property function. v3: Addressed review comments from Ville - Add new colorimetry options for DP 1.4a spec. - Separate set of colorimetry enum values for DP. v4: Add additional comments to struct drm_prop_enum_list. Polishing an enum string of struct drm_prop_enum_list Signed-off-by: Gwan-gyeong Mun Reviewed-by: Uma Shankar --- drivers/gpu/drm/drm_connector.c | 46 +++++++++++++++++++++++++++++++++ include/drm/drm_connector.h | 8 ++++++ 2 files changed, 54 insertions(+) diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 4c766624b20d..5834e6d330a0 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -882,6 +882,44 @@ static const struct drm_prop_enum_list hdmi_colorspaces[] = { { DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER, "DCI-P3_RGB_Theater" }, }; +/* + * As per DP 1.4a spec, 2.2.5.7.5 VSC SDP Payload for Pixel Encoding/Colorimetry + * Format Table 2-120 + */ +static const struct drm_prop_enum_list dp_colorspaces[] = { + /* For Default case, driver will set the colorspace */ + { DRM_MODE_COLORIMETRY_DEFAULT, "Default" }, + /* Colorimetry based on IEC 61966-2-1 */ + { DRM_MODE_COLORIMETRY_SRGB, "sRGB" }, + { DRM_MODE_COLORIMETRY_WIDE_GAMUT_FIXED_POINT_RGB, "wide_gamut_fixed_point_RGB" }, + /* Colorimetry based on IEC 61966-2-2, wide gamut floating point RGB */ + { DRM_MODE_COLORIMETRY_SCRGB, "scRGB" }, + { DRM_MODE_COLORIMETRY_ADOBE_RGB, "Adobe_RGB" }, + /* Colorimetry based on SMPTE RP 431-2 */ + { DRM_MODE_COLORIMETRY_DCP_P3_RGB, "DCI-P3_RGB" }, + /* Colorimetry based on ITU-R BT.2020 */ + { DRM_MODE_COLORIMETRY_BT2020_RGB, "BT2020_RGB" }, + { DRM_MODE_COLORIMETRY_BT601_YCC, "BT601_YCC" }, + { DRM_MODE_COLORIMETRY_BT709_YCC, "BT709_YCC" }, + /* Standard Definition Colorimetry based on IEC 61966-2-4 */ + { DRM_MODE_COLORIMETRY_XVYCC_601, "XVYCC_601" }, + /* High Definition Colorimetry based on IEC 61966-2-4 */ + { DRM_MODE_COLORIMETRY_XVYCC_709, "XVYCC_709" }, + /* Colorimetry based on IEC 61966-2-1/Amendment 1 */ + { DRM_MODE_COLORIMETRY_SYCC_601, "SYCC_601" }, + /* Colorimetry based on IEC 61966-2-5 [33] */ + { DRM_MODE_COLORIMETRY_OPYCC_601, "opYCC_601" }, + /* Colorimetry based on ITU-R BT.2020 */ + { DRM_MODE_COLORIMETRY_BT2020_CYCC, "BT2020_CYCC" }, + /* Colorimetry based on ITU-R BT.2020 */ + { DRM_MODE_COLORIMETRY_BT2020_YCC, "BT2020_YCC" }, + /* + * Colorumetry based on Digital Imaging and Communications in Medicine + * (DICOM) Part 14: Grayscale Standard Display Function + */ + { DRM_MODE_COLORIMETRY_DICOM_PART_14_GRAYSCALE, "DICOM_Part_14_Grayscale" }, +}; + /** * DOC: standard connector properties * @@ -1710,6 +1748,14 @@ int drm_mode_create_colorspace_property(struct drm_connector *connector) ARRAY_SIZE(hdmi_colorspaces)); if (!prop) return -ENOMEM; + } else if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || + connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM, + "Colorspace", + dp_colorspaces, + ARRAY_SIZE(dp_colorspaces)); + if (!prop) + return -ENOMEM; } else { DRM_DEBUG_KMS("Colorspace property not supported\n"); return 0; diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 681cb590f952..8848e5d6b0c4 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -281,6 +281,14 @@ enum drm_panel_orientation { /* Additional Colorimetry extension added as part of CTA 861.G */ #define DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65 11 #define DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER 12 +/* Additional Colorimetry Options added for DP 1.4a VSC Colorimetry Format */ +#define DRM_MODE_COLORIMETRY_SRGB 13 +#define DRM_MODE_COLORIMETRY_WIDE_GAMUT_FIXED_POINT_RGB 14 +#define DRM_MODE_COLORIMETRY_SCRGB 15 +#define DRM_MODE_COLORIMETRY_ADOBE_RGB 16 +#define DRM_MODE_COLORIMETRY_DCP_P3_RGB 17 +#define DRM_MODE_COLORIMETRY_BT601_YCC 18 +#define DRM_MODE_COLORIMETRY_DICOM_PART_14_GRAYSCALE 19 /** * enum drm_bus_flags - bus_flags info for &drm_display_info