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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=1776971041; 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=u5Rc4MlgAeapp6Hu/AOUGak4lAh2UA9S1HxUWuw1EyA=; b=gTZ2RbsdSii2RLUDM6EXTvaRvgG/JHw9E/CwjHSG7c8wLWAOV0ZMLRLvYwOUSpbp mvRTHJPu8CAL4deuowbs1YdEqfWeKRpAa7EqplMypTaVv0aWjpZZaIhDDy4h2nvyhCj LBO468sB67y4nLNLQDItynuriN8MMW9+e1W/g5m8= Received: by mx.zohomail.com with SMTPS id 1776971040810802.2313714730848; Thu, 23 Apr 2026 12:04:00 -0700 (PDT) From: Nicolas Frattaroli Date: Thu, 23 Apr 2026 21:03:24 +0200 Subject: [PATCH v14 01/28] drm/amd/display: Remove unnecessary SIGNAL_TYPE_HDMI_TYPE_A check MIME-Version: 1.0 Message-Id: <20260423-color-format-v14-1-449a419ccbd4@collabora.com> References: <20260423-color-format-v14-0-449a419ccbd4@collabora.com> In-Reply-To: <20260423-color-format-v14-0-449a419ccbd4@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 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 , Werner Sembach , Andri Yngvason X-Mailer: b4 0.15.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260423_120456_294190_C85587B9 X-CRM114-Status: GOOD ( 12.40 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Werner Sembach Remove unnecessary SIGNAL_TYPE_HDMI_TYPE_A check that was performed in the drm_mode_is_420_only() case, but not in the drm_mode_is_420_also() && force_yuv420_output case. Without further knowledge if YCbCr 4:2:0 is supported outside of HDMI, there is no reason to use RGB when the display reports drm_mode_is_420_only() even on a non HDMI connection. This patch also moves both checks in the same if-case. This eliminates an extra else-if-case. Signed-off-by: Werner Sembach Signed-off-by: Andri Yngvason Tested-by: Andri Yngvason Signed-off-by: Nicolas Frattaroli --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index e96a12ff2d31..5b9fcfb45fd2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -6785,12 +6785,9 @@ static void fill_stream_properties_from_drm_display_mode( timing_out->v_border_top = 0; timing_out->v_border_bottom = 0; /* TODO: un-hardcode */ - if (drm_mode_is_420_only(info, mode_in) - && stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) - timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; - else if (drm_mode_is_420_also(info, mode_in) - && aconnector - && aconnector->force_yuv420_output) + if (drm_mode_is_420_only(info, mode_in) || + (aconnector && aconnector->force_yuv420_output && + drm_mode_is_420_also(info, mode_in))) timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; else if ((connector->display_info.color_formats & BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR422)) && aconnector -- 2.53.0 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip