From patchwork Tue Mar 2 09:11:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Liao, Bard" X-Patchwork-Id: 392181 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,DKIM_SIGNED, DKIM_VALID, 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 7E14EC433DB for ; Tue, 2 Mar 2021 09:13:36 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 728CB61494 for ; Tue, 2 Mar 2021 09:13:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 728CB61494 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id C371116B5; Tue, 2 Mar 2021 10:12:43 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz C371116B5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1614676413; bh=YFxsKnElqnieosl3kL/Fkjbb5PzxGySe5CFgFQVPjgU=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=OqY646WTgarrgmaA5orS+kpCW7IthzVoNS8N9VI1zjypmHwquxW0HLXaTshvFtuUQ 0L6SM2bcIGw6zssnDbqvrChYHmFgSx0+kmW6PK7P0QgTtJ6L50G+OLHhOI9HTeIzw5 osD0r/Yuf2b5kd1C1fDffEiTUOwW9Y5iPZUPBXnI= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 99985F80423; Tue, 2 Mar 2021 10:11:53 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 816B6F802E2; Tue, 2 Mar 2021 10:11:51 +0100 (CET) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 1F0D0F80269 for ; Tue, 2 Mar 2021 10:11:44 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 1F0D0F80269 IronPort-SDR: qAAZedjSllzvud8lqPOmBT//wKF/S7ExitndNYr0glHZVU0CPsplXl9Ou34UaLIlxDCd0qSQH3 69v1UMqz3jrA== X-IronPort-AV: E=McAfee;i="6000,8403,9910"; a="248158706" X-IronPort-AV: E=Sophos;i="5.81,216,1610438400"; d="scan'208";a="248158706" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Mar 2021 01:11:34 -0800 IronPort-SDR: 0A1PZdvjVwV5tBhQwN40D5HWYo8Gge6sMoj+GtyFoOX25+n/1yQ25IAvqKzIj2hUS1c2/E/Mze 8xRAPOcY/2vQ== X-IronPort-AV: E=Sophos;i="5.81,216,1610438400"; d="scan'208";a="506262258" Received: from bard-ubuntu.sh.intel.com ([10.239.13.33]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Mar 2021 01:11:32 -0800 From: Bard Liao To: broonie@kernel.org, tiwai@suse.de Subject: [PATCH 01/11] soundwire: bus: use correct driver name in error messages Date: Tue, 2 Mar 2021 17:11:12 +0800 Message-Id: <20210302091122.13952-2-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210302091122.13952-1-yung-chuan.liao@linux.intel.com> References: <20210302091122.13952-1-yung-chuan.liao@linux.intel.com> Cc: vkoul@kernel.org, alsa-devel@alsa-project.org, pierre-louis.bossart@linux.intel.com, bard.liao@intel.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Pierre-Louis Bossart None of the existing codec drivers set the sdw_driver.name, but instead set sdw_driver.driver.name. This leads to error messages such as [ 23.935355] rt700 sdw:2:25d:700:0: Probe of (null) failed: -19 We could remove this sdw_driver.name if it doesn't have any purpose. This patch only suggests using the proper indirection. Signed-off-by: Pierre-Louis Bossart Reviewed-by: Guennadi Liakhovetski Reviewed-by: Kai Vehmanen Signed-off-by: Bard Liao --- drivers/soundwire/bus_type.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/soundwire/bus_type.c b/drivers/soundwire/bus_type.c index 575b9bad99d5..893296f3fe39 100644 --- a/drivers/soundwire/bus_type.c +++ b/drivers/soundwire/bus_type.c @@ -82,6 +82,7 @@ static int sdw_drv_probe(struct device *dev) struct sdw_slave *slave = dev_to_sdw_dev(dev); struct sdw_driver *drv = drv_to_sdw_driver(dev->driver); const struct sdw_device_id *id; + const char *name; int ret; /* @@ -108,7 +109,10 @@ static int sdw_drv_probe(struct device *dev) ret = drv->probe(slave, id); if (ret) { - dev_err(dev, "Probe of %s failed: %d\n", drv->name, ret); + name = drv->name; + if (!name) + name = drv->driver.name; + dev_err(dev, "Probe of %s failed: %d\n", name, ret); dev_pm_domain_detach(dev, false); return ret; } @@ -174,11 +178,16 @@ static void sdw_drv_shutdown(struct device *dev) */ int __sdw_register_driver(struct sdw_driver *drv, struct module *owner) { + const char *name; + drv->driver.bus = &sdw_bus_type; if (!drv->probe) { - pr_err("driver %s didn't provide SDW probe routine\n", - drv->name); + name = drv->name; + if (!name) + name = drv->driver.name; + + pr_err("driver %s didn't provide SDW probe routine\n", name); return -EINVAL; }