From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7929B3A9616; Tue, 9 Jun 2026 12:45:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.112 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781009149; cv=pass; b=LuCFbO0jSnr6MtBLuI8TA20Ya48r03TI7Tb78nbeNn1sb31ggM0tlwaEXgNm8SDMb3F2U799i5UTVgMbQB09xF/oNu78Cb2qWANLVZoslxwFnvAHbm9C4/3IoGZEOvLoTfZrvOmZMmlPHOETdd9WHvPVnUiODce945GC5EGGe/Q= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781009149; c=relaxed/simple; bh=qF6w8711HF81DFh/+pv3Ld/8q3mJn/TFLLBMaHqIxsE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=oBitG0nI0+K+cvc3dAZf1b3SyENJrP25N5RUQCk4S1sLENjMViq3A/wQjmxKm7f7oCTnvNjYmh8q023AqyWyoo+7KBggFgHbO4+hmcBulF+mJTEKvglgy3Ob6BEHoqAtiSsTAJoJriKcBXE+e1i2V5C3uvMZXndVfEl7Kr+X3YI= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=nicolas.frattaroli@collabora.com header.b=krV3myC6; arc=pass smtp.client-ip=136.143.188.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=nicolas.frattaroli@collabora.com header.b="krV3myC6" ARC-Seal: i=1; a=rsa-sha256; t=1781009105; cv=none; d=zohomail.com; s=zohoarc; b=JTE/TIbKwPgKVJ+LlfMUo2jlQAEj2yud6a/bJfipZq14OwVDSSa9q2zJdHnBhPuQ48Cjjtw5NDzmQMkERSPwFPNNxID6zHCLez7N8ZwfCseXcwta+udgmcu9mloC0sOD8BNcE+Jvvv+tvwrz/cBG/aHoPE7pLK6ZPumujS+pXR4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1781009105; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=xT8eNiV+R92IoR+xDb7ijRo4xGRp/ja8R6JYAyMBFaE=; b=h/EOs0iJziebb4/OQfydbOiU58rUgOUU1cvxB2MTuoAQIAv8qFrJF5b5/c2Eyc4rk73uAzLp0IuOzncVe4QzEWrU4ptYu7LL7Px7M/Vu1gtKUbHKLcI/uhB1u2XfohnjN1NF6+eYOYodwsZj1ZyTN5ySjlTAC2RbeUIml0u+lD0= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=nicolas.frattaroli@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1781009105; s=zohomail; d=collabora.com; i=nicolas.frattaroli@collabora.com; h=From:From:Date:Date:Subject:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-Id:Message-Id:References:In-Reply-To:To:To:Cc:Cc:Reply-To; bh=xT8eNiV+R92IoR+xDb7ijRo4xGRp/ja8R6JYAyMBFaE=; b=krV3myC6CZebjq5eEJL2S1cKsfV+MkRflnXeebQz2nR7RQ79qWaA6Tq6ys/3V1t5 gy43R7mJC0QWUw29/JS09QXLMIo40EA44QvBTveM11qkDkAWrq8mDWG58NA3wY7WrXw JPr8Xjr53bJgx2eDU7h7/Q8vHDRveYn84MoHwYCs= Received: by mx.zohomail.com with SMTPS id 1781009103666380.38912731714424; Tue, 9 Jun 2026 05:45:03 -0700 (PDT) From: Nicolas Frattaroli Date: Tue, 09 Jun 2026 14:43:52 +0200 Subject: [PATCH v17 05/28] drm/display: bridge_connector: Use HDMI color format for HDMI conns Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260609-color-format-v17-5-35739b5782cc@collabora.com> References: <20260609-color-format-v17-0-35739b5782cc@collabora.com> In-Reply-To: <20260609-color-format-v17-0-35739b5782cc@collabora.com> To: Harry Wentland , Leo Li , Rodrigo Siqueira , Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan , Jani Nikula , Rodrigo Vivi , Joonas Lahtinen , Tvrtko Ursulin , Dmitry Baryshkov , Sascha Hauer , Rob Herring , Jonathan Corbet , Shuah Khan , Daniel Stone Cc: kernel@collabora.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-doc@vger.kernel.org, wayland-devel@lists.freedesktop.org, Nicolas Frattaroli , Dmitry Baryshkov X-Mailer: b4 0.15.2 For bridge connectors which contain an HDMI bridge at some stage, the HDMI state helpers' format selection logic should be involved. Add an implementation for the drm_bridge_funcs color_format function, which translates from the HDMI state's output format to a connector format for bridge connectors involving an HDMI bridge, but return the connector state's color_format member unchanged otherwise. Reviewed-by: Dmitry Baryshkov Reviewed-by: Daniel Stone Signed-off-by: Nicolas Frattaroli --- drivers/gpu/drm/display/drm_bridge_connector.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c b/drivers/gpu/drm/display/drm_bridge_connector.c index cafa498c3848..92f8a2d7aab4 100644 --- a/drivers/gpu/drm/display/drm_bridge_connector.c +++ b/drivers/gpu/drm/display/drm_bridge_connector.c @@ -283,6 +283,29 @@ drm_bridge_connector_create_state(struct drm_connector *connector) return conn_state; } +static enum drm_connector_color_format +drm_bridge_connector_color_format(const struct drm_connector_state *conn_state) +{ + struct drm_bridge_connector *bridge_connector = + to_drm_bridge_connector(conn_state->connector); + + if (bridge_connector->bridge_hdmi) { + switch (conn_state->hdmi.output_format) { + default: + case DRM_OUTPUT_COLOR_FORMAT_RGB444: + return DRM_CONNECTOR_COLOR_FORMAT_RGB444; + case DRM_OUTPUT_COLOR_FORMAT_YCBCR444: + return DRM_CONNECTOR_COLOR_FORMAT_YCBCR444; + case DRM_OUTPUT_COLOR_FORMAT_YCBCR422: + return DRM_CONNECTOR_COLOR_FORMAT_YCBCR422; + case DRM_OUTPUT_COLOR_FORMAT_YCBCR420: + return DRM_CONNECTOR_COLOR_FORMAT_YCBCR420; + } + } + + return conn_state->color_format; +} + static const struct drm_connector_funcs drm_bridge_connector_funcs = { .detect = drm_bridge_connector_detect, .force = drm_bridge_connector_force, @@ -292,6 +315,7 @@ static const struct drm_connector_funcs drm_bridge_connector_funcs = { .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, .debugfs_init = drm_bridge_connector_debugfs_init, .oob_hotplug_event = drm_bridge_connector_oob_hotplug_event, + .color_format = drm_bridge_connector_color_format, }; /* ----------------------------------------------------------------------------- -- 2.54.0