From nobody Tue Feb 10 13:34:02 2026 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 093EB157A4D for ; Mon, 15 Apr 2024 21:49:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713217791; cv=none; b=PghKzfmBeTwrXW4gabxDv097tJbVWAqq77uDk5RKbkC9zzphOWkSJ2d/4hWvdRrmUnap5nED2kf/JWxID9MIGEWIPz442bi8MCmKYaLtWy9A/LSWosOWVqD8jfIJzMyX8mmcPzrVjkgcrUgJMcwlhlQ5VZnGwQ/7G9cXoivTXaU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713217791; c=relaxed/simple; bh=4g04soJ3U4WMb4EDWjbft9oUxJ9c0JvI/mZOjFolm8M=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=DpxGq/YIpyi0Z9rQI2Tk/T/hcuQac7b0HAiRdEHQ7eEmI3wHYAzB6kro9AKMy52XtrIOB2I5NbkseirSjWtouLXD45Rh0iuOmqiv3qTzZpBkYKXDO/oM8abCka1FNs0K5FTi9GDHRnmjcVbV6JQ6N72OurPRcKfZWwnH90i9zLs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=x5p5X4uk; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine 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 (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="x5p5X4uk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1713217788; bh=4g04soJ3U4WMb4EDWjbft9oUxJ9c0JvI/mZOjFolm8M=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=x5p5X4ukl+JICrkhr9rv1CfSskf0+n2Mb8k+7koCf2npy1rmPJ4ocZavT55LreUOR 3n7Z2DI4ueqc2ozLAL+lsEdHVb/fL5f+Vagg99cq1gxMpDWy/TgnTXBRWp2njrTTHO NY5hwen3O4tGmKELuaBAJXF6/idFLdWAs0IGpGlw7stwlthuD+TT5QooiPf3K9g4sj 4EbZgfY4ivG3Av4s/aD3/2wcwda4AfmB4Xmln9LESGxN4yh2NCmTtej7tn0QtLbGCh eWCjnblPNYIa6P1kaHAzwKKp0fJheC5WZDzdunvjhmbjXHa1MCnNYMgy73dnNIB5vU dhjbNTn6oPFSA== Received: from [192.168.42.226] (zone.collabora.co.uk [167.235.23.81]) (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: nfraprado) by madrid.collaboradmins.com (Postfix) with ESMTPSA id B954937811CD; Mon, 15 Apr 2024 21:49:44 +0000 (UTC) From: =?utf-8?q?N=C3=ADcolas_F=2E_R=2E_A=2E_Prado?= Date: Mon, 15 Apr 2024 17:49:29 -0400 Subject: [PATCH v3 1/9] drm/bridge: anx7625: Don't log an error when DSI host can't be found 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: quoted-printable Message-Id: <20240415-anx7625-defer-log-no-dsi-host-v3-1-619a28148e5c@collabora.com> References: <20240415-anx7625-defer-log-no-dsi-host-v3-0-619a28148e5c@collabora.com> In-Reply-To: <20240415-anx7625-defer-log-no-dsi-host-v3-0-619a28148e5c@collabora.com> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , owen , Jagan Teki , Marek Vasut , Adrien Grassein , Srinivas Kandagatla , Sam Ravnborg , Bjorn Andersson , Vinod Koul , Dmitry Baryshkov , Vinay Simha BN , Christopher Vollo , Jessica Zhang , Marijn Suijten , AngeloGioacchino Del Regno Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, AngeloGioacchino Del Regno , Laurent Pinchart , =?utf-8?q?N=C3=ADcolas_F=2E_R=2E_A=2E_Prado?= X-Mailer: b4 0.13.0 Given that failing to find a DSI host causes the driver to defer probe, make use of dev_err_probe() to log the reason. This makes the defer probe reason available and avoids alerting userspace about something that is not necessarily an error. Fixes: 269332997a16 ("drm/bridge: anx7625: Return -EPROBE_DEFER if the dsi = host was not found") Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Neil Armstrong Reviewed-by: Laurent Pinchart Signed-off-by: N=C3=ADcolas F. R. A. Prado --- drivers/gpu/drm/bridge/analogix/anx7625.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/br= idge/analogix/anx7625.c index 9d96d28d6fe8..02bf45005307 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -2066,10 +2066,8 @@ static int anx7625_setup_dsi_device(struct anx7625_d= ata *ctx) }; =20 host =3D of_find_mipi_dsi_host_by_node(ctx->pdata.mipi_host_node); - if (!host) { - DRM_DEV_ERROR(dev, "fail to find dsi host.\n"); - return -EPROBE_DEFER; - } + if (!host) + return dev_err_probe(dev, -EPROBE_DEFER, "fail to find dsi host.\n"); =20 dsi =3D devm_mipi_dsi_device_register_full(dev, host, &info); if (IS_ERR(dsi)) { --=20 2.44.0