From patchwork Mon May 3 17:21:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12236597 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0CDFC43460 for ; Mon, 3 May 2021 17:21:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ADFCA61075 for ; Mon, 3 May 2021 17:21:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231299AbhECRWN (ORCPT ); Mon, 3 May 2021 13:22:13 -0400 Received: from mga11.intel.com ([192.55.52.93]:60333 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232336AbhECRWM (ORCPT ); Mon, 3 May 2021 13:22:12 -0400 IronPort-SDR: zKDWtf7htbnvDNC0wOzvx6HU+W7f57xqDHFE0i/uB0QJ0yHQX1znKtIxfdOKgGMByKUf8SVqop K4lyCr2te8rQ== X-IronPort-AV: E=McAfee;i="6200,9189,9973"; a="194650729" X-IronPort-AV: E=Sophos;i="5.82,270,1613462400"; d="scan'208";a="194650729" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 May 2021 10:21:04 -0700 IronPort-SDR: 4TW0XYFU36o+hSO+aboCTFHM1Y3mAJNUgA2efHqh7aEzlfQBZS0KgEbDUhArKzt5KEaSk/mFuP tllYKeWpfBog== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,270,1613462400"; d="scan'208";a="468145196" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga001.jf.intel.com with ESMTP; 03 May 2021 10:21:00 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id D30112A7; Mon, 3 May 2021 20:21:19 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Phil Reid , dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , Nishad Kamdar Subject: [PATCH v4 2/5] staging: fbtft: Don't spam logs when probe is deferred Date: Mon, 3 May 2021 20:21:11 +0300 Message-Id: <20210503172114.27891-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210503172114.27891-1-andriy.shevchenko@linux.intel.com> References: <20210503172114.27891-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org When requesting GPIO line the probe can be deferred. In such case don't spam logs with an error message. This can be achieved by switching to dev_err_probe(). Fixes: c440eee1a7a1 ("Staging: fbtft: Switch to the gpio descriptor interface") Cc: Nishad Kamdar Signed-off-by: Andy Shevchenko --- drivers/staging/fbtft/fbtft-core.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index 67c3b1975a4d..3723269890d5 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -75,20 +75,16 @@ static int fbtft_request_one_gpio(struct fbtft_par *par, struct gpio_desc **gpiop) { struct device *dev = par->info->device; - int ret = 0; *gpiop = devm_gpiod_get_index_optional(dev, name, index, GPIOD_OUT_LOW); - if (IS_ERR(*gpiop)) { - ret = PTR_ERR(*gpiop); - dev_err(dev, - "Failed to request %s GPIO: %d\n", name, ret); - return ret; - } + if (IS_ERR(*gpiop)) + return dev_err_probe(dev, PTR_ERR(*gpiop), "Failed to request %s GPIO\n", name); + fbtft_par_dbg(DEBUG_REQUEST_GPIOS, par, "%s: '%s' GPIO\n", __func__, name); - return ret; + return 0; } static int fbtft_request_gpios(struct fbtft_par *par)