From patchwork Tue Jan 21 10:24:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yannick FERTRE X-Patchwork-Id: 11343487 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 17328109A for ; Tue, 21 Jan 2020 10:24:15 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E9DE72253D for ; Tue, 21 Jan 2020 10:24:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=st.com header.i=@st.com header.b="CiUaDZU4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E9DE72253D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C03286EC44; Tue, 21 Jan 2020 10:24:11 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6321E6EC44 for ; Tue, 21 Jan 2020 10:24:10 +0000 (UTC) Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00LANZwU018454; Tue, 21 Jan 2020 11:24:08 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=pI7AA/Y71uPaqPIJ2pPaaj7cAY0VgViFKDQM2Xpcc1k=; b=CiUaDZU4k7zp94wz705BhuSlfRLEp2QM2zhKnKrTogvJGrh5BkF0g98tcECrCnUQoKXg n+a38j1ooP1+JMOXMq+DMH3BCRWBP/pqO8dYvr7Sf0t/FFhJHa8tShfgWTiiSrqs6K8e XfDJa33JAH+DlNRBwgxCCLuGvMiYllHevBVHWTDHJn7jxuy9oPwvkmEck84VsD77WFpZ wcB0ftzbWvbQ+QL8z826tsOlXDP0NOr2NvjSrIwyXBvsfquG1H8p2auONvgLYupu6S+0 g4mmzqCdf9bx4n0cKpz0BjhIeMT415jkJDXYRauDNUee4SCXNJBdUsJZMsiAX9KrOlEZ Mg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2xkssnwsjp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Jan 2020 11:24:08 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C8F7D10003D; Tue, 21 Jan 2020 11:24:06 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag6node1.st.com [10.75.127.16]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id BA1F52B1874; Tue, 21 Jan 2020 11:24:06 +0100 (CET) Received: from localhost (10.75.127.47) by SFHDAG6NODE1.st.com (10.75.127.16) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 21 Jan 2020 11:24:06 +0100 From: Yannick Fertre To: Yannick Fertre , Philippe Cornu , Benjamin Gaignard , David Airlie , Daniel Vetter , Maxime Coquelin , Alexandre Torgue , , , , Subject: [PATCH] drm/stm: dsi: stm mipi dsi doesn't print error on probe deferral Date: Tue, 21 Jan 2020 11:24:05 +0100 Message-ID: <1579602245-7577-1-git-send-email-yannick.fertre@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG6NODE1.st.com (10.75.127.16) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-01-21_02:2020-01-21, 2020-01-21 signatures=0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Etienne Carriere Change DSI driver to not print an error trace when probe is deferred for a clock resource. Signed-off-by: Etienne Carriere Reviewed-by: Philippe Cornu --- drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c index 4b16563..2e1f266 100644 --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c @@ -377,7 +377,9 @@ static int dw_mipi_dsi_stm_probe(struct platform_device *pdev) dsi->pllref_clk = devm_clk_get(dev, "ref"); if (IS_ERR(dsi->pllref_clk)) { ret = PTR_ERR(dsi->pllref_clk); - DRM_ERROR("Unable to get pll reference clock: %d\n", ret); + if (ret != -EPROBE_DEFER) + DRM_ERROR("Unable to get pll reference clock: %d\n", + ret); goto err_clk_get; }