From patchwork Mon Feb 17 08:55:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H. Nikolaus Schaller" X-Patchwork-Id: 11385825 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 C50AA17E8 for ; Mon, 17 Feb 2020 08:55:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6259D20732 for ; Mon, 17 Feb 2020 08:55:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=goldelico.com header.i=@goldelico.com header.b="Rg1DywqL" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728602AbgBQIzr (ORCPT ); Mon, 17 Feb 2020 03:55:47 -0500 Received: from mo4-p01-ob.smtp.rzone.de ([85.215.255.54]:23678 "EHLO mo4-p01-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728570AbgBQIzr (ORCPT ); Mon, 17 Feb 2020 03:55:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1581929745; s=strato-dkim-0002; d=goldelico.com; h=Message-Id:Date:Subject:Cc:To:From:X-RZG-CLASS-ID:X-RZG-AUTH:From: Subject:Sender; bh=eH23xUz7bTdqA4S1ozloDBOylhj7VC8PtsgSktH+a/w=; b=Rg1DywqLaTkF5MjthtqqPkFas5Z4ZTN6aErgcIQpEApfugfp5BzRd0CBjhBfudEF63 Usy4Nul+mFTxWPXQDKHIDR023lxxPZg5qBuJdeFPXdkUvx1rqP88Mygv/yF24+4cFTmZ R0UZ5J5P4HkPJCya9oeiVh/ieRYRfAtA9ekAMErpAmGQrTRyY3rYLdkmWRHYd3xy55q+ GvPO/Rr3LvtVLSUr/3Ek3AmwZkr1LqIlsn9fsOKppA+6rMbXLvj6eDhrFuBsKDkld00x wm8DD8UMuK1nsE+8Y/2IrN/ytjM8ul67D6NCE362aD0iPER17bupDgT1SnF1oRzTe3/d /nMA== X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMhflhwDubTJ9o1mfYzBGHXL8GTnsvhg=" X-RZG-CLASS-ID: mo00 Received: from iMac.fritz.box by smtp.strato.de (RZmta 46.1.12 DYNA|AUTH) with ESMTPSA id U06217w1H8tgLO9 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Mon, 17 Feb 2020 09:55:42 +0100 (CET) From: "H. Nikolaus Schaller" To: MyungJoo Ham , Chanwoo Choi Cc: linux-kernel@vger.kernel.org, letux-kernel@openphoenux.org, kernel@pyra-handheld.com, linux-omap@vger.kernel.org, "H. Nikolaus Schaller" Subject: [PATCH] extcon: palmas: hide error messages if gpio returns -EPROBE_DEFER Date: Mon, 17 Feb 2020 09:55:42 +0100 Message-Id: X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org If the gpios are probed after this driver (e.g. if they come from an i2c expander) there is no need to print an error message. Signed-off-by: H. Nikolaus Schaller --- drivers/extcon/extcon-palmas.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c index edc5016f46f1..9c6254c0531c 100644 --- a/drivers/extcon/extcon-palmas.c +++ b/drivers/extcon/extcon-palmas.c @@ -206,14 +206,16 @@ static int palmas_usb_probe(struct platform_device *pdev) palmas_usb->id_gpiod = devm_gpiod_get_optional(&pdev->dev, "id", GPIOD_IN); if (IS_ERR(palmas_usb->id_gpiod)) { - dev_err(&pdev->dev, "failed to get id gpio\n"); + if (PTR_ERR(palmas_usb->id_gpiod) != -EPROBE_DEFER) + dev_err(&pdev->dev, "failed to get id gpio\n"); return PTR_ERR(palmas_usb->id_gpiod); } palmas_usb->vbus_gpiod = devm_gpiod_get_optional(&pdev->dev, "vbus", GPIOD_IN); if (IS_ERR(palmas_usb->vbus_gpiod)) { - dev_err(&pdev->dev, "failed to get vbus gpio\n"); + if (PTR_ERR(palmas_usb->vbus_gpiod) != -EPROBE_DEFER) + dev_err(&pdev->dev, "failed to get vbus gpio\n"); return PTR_ERR(palmas_usb->vbus_gpiod); }