From patchwork Tue Nov 27 16:40:43 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Shankar, Uma" X-Patchwork-Id: 10700781 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5634814E2 for ; Tue, 27 Nov 2018 16:19:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 441C42B971 for ; Tue, 27 Nov 2018 16:19:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 36DD82BD4D; Tue, 27 Nov 2018 16:19:46 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id AA8DC2B971 for ; Tue, 27 Nov 2018 16:19:45 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C66DC6E32F; Tue, 27 Nov 2018 16:19:44 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 230B26E331; Tue, 27 Nov 2018 16:19:34 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Nov 2018 08:19:34 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,287,1539673200"; d="scan'208";a="101286629" Received: from linuxpresi1-desktop.iind.intel.com ([10.223.25.28]) by FMSMGA003.fm.intel.com with ESMTP; 27 Nov 2018 08:19:31 -0800 From: Uma Shankar To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [v4 3/3] drm/i915: Attach colorspace property and enable modeset Date: Tue, 27 Nov 2018 22:10:43 +0530 Message-Id: <1543336843-22193-4-git-send-email-uma.shankar@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1543336843-22193-1-git-send-email-uma.shankar@intel.com> References: <1543336843-22193-1-git-send-email-uma.shankar@intel.com> 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: ville.syrjala@intel.com, jonas@kwiboo.se, hansverk@cisco.com, Uma Shankar , maarten.lankhorst@intel.com MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch attaches the colorspace connector property to the hdmi connector. Based on colorspace change, modeset will be triggered to switch to new colorspace. Based on colorspace property value create an infoframe with appropriate colorspace. This can be used to send an infoframe packet with proper colorspace value set which will help to enable wider color gamut like BT2020 on sink. This patch attaches and enables HDMI colorspace, DP will be taken care separately. v2: Merged the changes of creating infoframe as well to this patch as per Maarten's suggestion. v3: Addressed review comments from Shashank. Separated HDMI and DP colorspaces as suggested by Ville and Maarten. v4: Addressed Chris and Ville's review comments, and created a common colorspace property for DP and HDMI, filtered the list based on the colorspaces supported by the respective protocol standard. Handle the default case properly. Signed-off-by: Uma Shankar --- drivers/gpu/drm/i915/intel_atomic.c | 1 + drivers/gpu/drm/i915/intel_connector.c | 8 ++++++++ drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_hdmi.c | 18 ++++++++++++++++++ 4 files changed, 28 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c index a5a2c8f..35ef70a 100644 --- a/drivers/gpu/drm/i915/intel_atomic.c +++ b/drivers/gpu/drm/i915/intel_atomic.c @@ -125,6 +125,7 @@ int intel_digital_connector_atomic_check(struct drm_connector *conn, */ if (new_conn_state->force_audio != old_conn_state->force_audio || new_conn_state->broadcast_rgb != old_conn_state->broadcast_rgb || + new_state->colorspace != old_state->colorspace || new_conn_state->base.picture_aspect_ratio != old_conn_state->base.picture_aspect_ratio || new_conn_state->base.content_type != old_conn_state->base.content_type || new_conn_state->base.scaling_mode != old_conn_state->base.scaling_mode) diff --git a/drivers/gpu/drm/i915/intel_connector.c b/drivers/gpu/drm/i915/intel_connector.c index 18e370f..65e9152 100644 --- a/drivers/gpu/drm/i915/intel_connector.c +++ b/drivers/gpu/drm/i915/intel_connector.c @@ -262,3 +262,11 @@ int intel_ddc_get_modes(struct drm_connector *connector, connector->dev->mode_config.aspect_ratio_property, DRM_MODE_PICTURE_ASPECT_NONE); } + +void +intel_attach_colorspace_property(struct drm_connector *connector) +{ + if (!drm_mode_create_colorspace_property(connector)) + drm_object_attach_property(&connector->base, + connector->colorspace_property, 0); +} diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index a62d77b..891bc82 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1762,6 +1762,7 @@ int intel_connector_update_modes(struct drm_connector *connector, void intel_attach_force_audio_property(struct drm_connector *connector); void intel_attach_broadcast_rgb_property(struct drm_connector *connector); void intel_attach_aspect_ratio_property(struct drm_connector *connector); +void intel_attach_colorspace_property(struct drm_connector *connector); /* intel_csr.c */ void intel_csr_ucode_init(struct drm_i915_private *); diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index e2c6a2b..7ddc723 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -486,6 +486,22 @@ static void intel_hdmi_set_avi_infoframe(struct intel_encoder *encoder, else frame.avi.colorspace = HDMI_COLORSPACE_RGB; + if (conn_state->colorspace == COLORIMETRY_DEFAULT) { + /* Set ITU 709 as default for HDMI */ + frame.avi.colorimetry = COLORIMETRY_ITU_709; + } else if (conn_state->colorspace < COLORIMETRY_XV_YCC_601) { + frame.avi.colorimetry = conn_state->colorspace; + } else { + frame.avi.colorimetry = HDMI_COLORIMETRY_EXTENDED; + /* + * Starting from extended list where COLORIMETRY_XV_YCC_601 + * is the first extended mode and its value is 0 as per HDMI + * specification. + */ + frame.avi.extended_colorimetry = conn_state->colorspace - + COLORIMETRY_XV_YCC_601; + } + drm_hdmi_avi_infoframe_quant_range(&frame.avi, adjusted_mode, crtc_state->limited_color_range ? HDMI_QUANTIZATION_RANGE_LIMITED : @@ -2135,6 +2151,8 @@ static void intel_hdmi_destroy(struct drm_connector *connector) intel_attach_force_audio_property(connector); intel_attach_broadcast_rgb_property(connector); intel_attach_aspect_ratio_property(connector); + intel_attach_colorspace_property(connector); + drm_connector_attach_content_type_property(connector); connector->state->picture_aspect_ratio = HDMI_PICTURE_ASPECT_NONE;