From patchwork Mon Jan 30 12:06:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 648649 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id B8D64C54EED for ; Mon, 30 Jan 2023 12:08:52 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 383D1E9D; Mon, 30 Jan 2023 13:08:00 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 383D1E9D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1675080530; bh=rU46NQL4hbbHQR9L/65OOymuaCyWdxogbhBIy2BOVDA=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: Cc:From; b=iUA3ZoOu77DeEMPu0nGIaFdIeu81hBmBHXdzMPaXmAf/Dexa4YDJK2C8P0ltXCtm7 QV/rzXXDr0aPyyv/1W4/1VTW2cyYZV0IZT8oH/+gSgzMhStFcNVTarLOzbVKdMmw8z fi/YxXhOP0XzaujFvjtqRqrAM5MsFUKzDv5XdUjU= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 3FBD2F80423; Mon, 30 Jan 2023 13:07:38 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 4E908F80494; Mon, 30 Jan 2023 13:07:36 +0100 (CET) Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) (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 0418AF80236 for ; Mon, 30 Jan 2023 13:07:31 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 0418AF80236 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=microchip.com header.i=@microchip.com header.a=rsa-sha256 header.s=mchp header.b=ad8rE9hx DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1675080453; x=1706616453; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rU46NQL4hbbHQR9L/65OOymuaCyWdxogbhBIy2BOVDA=; b=ad8rE9hx1zTTIZNrTtFrcu8uP/60ISLuoEFS+/OwUWfS3rR47s17GwtP +fOJLSTa25I02noCI9sn+iNJN9pLrPwN8M+bWcYA9FQL5ebhDuJnNUtYA huNdEVHflr9V4B9HZJNH2UEK58cHLZQLNlYHuwQBzXfxY8RlkB467RBZ2 +JO7w9n0+GjCQ+L0+EhvBC7hp7xzybTAgEGZ5GD4gFhOlGuPG80vbg6DL i/UXgHMqtwFL27N/X4vxkt2wd0HbExnvPymc+K7V0iBltIhvNUsnQWGBX rHMAFgYT3DyW/jXNMwzN2pX4AqWih2Y9JMhXvcrOM4B03h6ejNHlmDp0N A==; X-IronPort-AV: E=Sophos;i="5.97,257,1669100400"; d="scan'208";a="197975239" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 30 Jan 2023 05:07:28 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Mon, 30 Jan 2023 05:07:28 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.16 via Frontend Transport; Mon, 30 Jan 2023 05:07:24 -0700 From: Claudiu Beznea To: , , , , , Subject: [PATCH 2/8] ASoC: mchp-spdifrx: fix return value in case completion times out Date: Mon, 30 Jan 2023 14:06:41 +0200 Message-ID: <20230130120647.638049-3-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230130120647.638049-1-claudiu.beznea@microchip.com> References: <20230130120647.638049-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.29 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: , Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Claudiu Beznea Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" wait_for_completion_interruptible_timeout() returns 0 in case of timeout. Check this into account when returning from function. Fixes: ef265c55c1ac ("ASoC: mchp-spdifrx: add driver for SPDIF RX") Signed-off-by: Claudiu Beznea --- sound/soc/atmel/mchp-spdifrx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sound/soc/atmel/mchp-spdifrx.c b/sound/soc/atmel/mchp-spdifrx.c index 2d86e0ec930f..7f359371b31b 100644 --- a/sound/soc/atmel/mchp-spdifrx.c +++ b/sound/soc/atmel/mchp-spdifrx.c @@ -524,9 +524,10 @@ static int mchp_spdifrx_cs_get(struct mchp_spdifrx_dev *dev, ret = wait_for_completion_interruptible_timeout(&ch_stat->done, msecs_to_jiffies(100)); /* IP might not be started or valid stream might not be present */ - if (ret < 0) { + if (ret <= 0) { dev_dbg(dev->dev, "channel status for channel %d timeout\n", channel); + return ret ? : -ETIMEDOUT; } memcpy(uvalue->value.iec958.status, ch_stat->data, @@ -580,7 +581,7 @@ static int mchp_spdifrx_subcode_ch_get(struct mchp_spdifrx_dev *dev, dev_dbg(dev->dev, "user data for channel %d timeout\n", channel); mchp_spdifrx_isr_blockend_dis(dev); - return ret; + return ret ? : -ETIMEDOUT; } spin_lock_irqsave(&user_data->lock, flags);