From nobody Mon Apr 6 11:53:27 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 B680BC6FA92 for ; Mon, 26 Sep 2022 20:38:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230492AbiIZUiy (ORCPT ); Mon, 26 Sep 2022 16:38:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230484AbiIZUiY (ORCPT ); Mon, 26 Sep 2022 16:38:24 -0400 Received: from hall.aurel32.net (hall.aurel32.net [IPv6:2001:bc8:30d7:100::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 96E1FA7ABC for ; Mon, 26 Sep 2022 13:38:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=aurel32.net ; s=202004.hall; h=Content-Transfer-Encoding:MIME-Version:Message-Id:Date: Subject:Cc:To:From:Content-Type:From:Reply-To:Subject:Content-ID: Content-Description:In-Reply-To:References:X-Debbugs-Cc; bh=6mMntl/NSx3pI8k7cwocEGZTr8TFwyTDRITg/BPF9cE=; b=jsOYLfELogFtxXpumU7TR84MXy Eu1UFVHsGD3Cj6UmLrM/ZTUSNvZz/xc6ldsssTnH8FS6td7ee6m/LX31WwRxDiUukhQrcskxUWWkT VoPG1wrRFuybvausa2AhjVXJF8dX6aOJ6YQ47vA1lpmZCMp/kUCCS4hSkeY3RDcYntCEbgalmkvXm BGUZHDyOTnFsAsPuuxGwC8hDb+YB+3WDlK8eKaoECB53D6G2BeeeYOXlW/V7bdBM+laONV31EMmhv 9YuLdNrFUlYxWTL81SdBPAz6d/d/i058J3xiyHd5I6RgnRbx8vv/mehnwKmO6yBVImUXYrcJSHKC/ 3ss+EE/Q==; Received: from [2a01:e34:ec5d:a741:8a4c:7c4e:dc4c:1787] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1ocurd-00BDVl-KH; Mon, 26 Sep 2022 22:38:05 +0200 Received: from aurel32 by ohm.rr44.fr with local (Exim 4.96) (envelope-from ) id 1ocurd-0001Q2-0I; Mon, 26 Sep 2022 22:38:05 +0200 From: Aurelien Jarno To: linux-kernel@vger.kernel.org Cc: Aurelien Jarno , Sandy Huang , =?UTF-8?q?Heiko=20St=C3=BCbner?= , David Airlie , Daniel Vetter , Dmitry Osipenko , Sascha Hauer , dri-devel@lists.freedesktop.org (open list:DRM DRIVERS FOR ROCKCHIP), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Rockchip SoC support), linux-rockchip@lists.infradead.org (open list:ARM/Rockchip SoC support) Subject: [PATCH] drm/rockchip: dw_hdmi: filter regulator -EPROBE_DEFER error messages Date: Mon, 26 Sep 2022 22:37:52 +0200 Message-Id: <20220926203752.5430-1-aurelien@aurel32.net> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" When the avdd-0v9 or avdd-1v8 supply are not yet available, EPROBE_DEFER is returned by rockchip_hdmi_parse_dt(). This causes the following error message to be printed multiple times: dwhdmi-rockchip fe0a0000.hdmi: [drm:dw_hdmi_rockchip_bind [rockchipdrm]= ] *ERROR* Unable to parse OF data Fix that by not printing the message when rockchip_hdmi_parse_dt() returns -EPROBE_DEFER. Fixes: ca80c4eb4b01 ("drm/rockchip: dw_hdmi: add regulator support") Signed-off-by: Aurelien Jarno Reviewed-by: Dmitry Osipenko --- drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/= rockchip/dw_hdmi-rockchip.c index c14f88893868..2f4b8f64cbad 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -565,7 +565,8 @@ static int dw_hdmi_rockchip_bind(struct device *dev, st= ruct device *master, =20 ret =3D rockchip_hdmi_parse_dt(hdmi); if (ret) { - DRM_DEV_ERROR(hdmi->dev, "Unable to parse OF data\n"); + if (ret !=3D -EPROBE_DEFER) + DRM_DEV_ERROR(hdmi->dev, "Unable to parse OF data\n"); return ret; } =20 --=20 2.35.1