From nobody Sun Feb 8 20:59:45 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DBEBEB64DC for ; Sun, 25 Jun 2023 14:17:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230118AbjFYORv (ORCPT ); Sun, 25 Jun 2023 10:17:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49644 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230029AbjFYORp (ORCPT ); Sun, 25 Jun 2023 10:17:45 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 319DAE4E for ; Sun, 25 Jun 2023 07:17:44 -0700 (PDT) Received: from sobremesa.fritz.box (unknown [IPv6:2a02:8010:65b5:0:bbb0:f8ec:7bc9:dbe4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: alarumbe) by madras.collabora.co.uk (Postfix) with ESMTPSA id 99EA76607134; Sun, 25 Jun 2023 15:17:42 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1687702662; bh=hy/yPAn2uSB4ki0Kb6pM9nocxr+HExnkKdS5jKFuPcs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FGZrClUaLXMLHLNUlXTRCZS7MdYYm5CKkv4TIIOa/WeEtz8nwbRNvxDJwQcnkpmUr 1yQ+gEvrHl6IkZLAgAII0u3MVIzTnE6HWQmD+QV5hmcw/Lw/VR08ihjAhwl1dL4Cvj MeEXNDx6D+hyur1/ehh+B5tgHkX/0dXYZFZo3h0I92dMKAc905CZCS8EOJFdRbgtza ZqpsYyuXUzEjP/gRABmGT7LsmpI0oQSfdfHqRDLi1P8vl27z6Yc49SBerwgiEj96ys 48FhO6kzXj7ng2eGYDTifOg+y92+lW5JM/vKZe4VKXpn5VIJfU5ybsp334N28DbBzp i1/K2EGTjvyNA== From: =?UTF-8?q?Adri=C3=A1n=20Larumbe?= To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter , Kevin Hilman , Jerome Brunet , Martin Blumenstingl Cc: =?UTF-8?q?Adri=C3=A1n=20Larumbe?= , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 2/3] drm/bridge: dw-hdmi: truly enforce 420-only formats when drm mode demands it Date: Sun, 25 Jun 2023 15:17:16 +0100 Message-Id: <6e6a217c180584a67ed7992c785764ba54af9151.1687702042.git.adrian.larumbe@collabora.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The current output bus format selection logic is enforcing YUV420 even when the drm mode allows for other bus formats as well. Fix it by adding check for 420-only drm modes. Signed-off-by: Adri=C3=A1n Larumbe Acked-by: Neil Armstrong --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/br= idge/synopsys/dw-hdmi.c index e6a456b72610..3a788316e2e5 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -2710,9 +2710,10 @@ static u32 *dw_hdmi_bridge_atomic_get_output_bus_fmt= s(struct drm_bridge *bridge, /* Default 8bit fallback */ output_fmts[i++] =3D MEDIA_BUS_FMT_UYYVYY8_0_5X24; =20 - *num_output_fmts =3D i; - - return output_fmts; + if (drm_mode_is_420_only(info, mode)) { + *num_output_fmts =3D i; + return output_fmts; + } } =20 /* --=20 2.40.0