From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F162AC77B7E for ; Thu, 25 May 2023 18:58:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243577AbjEYS6a (ORCPT ); Thu, 25 May 2023 14:58:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45320 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243536AbjEYSz2 (ORCPT ); Thu, 25 May 2023 14:55:28 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E35622119; Thu, 25 May 2023 11:47:26 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 63F5560F8A; Thu, 25 May 2023 18:45:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A995DC433D2; Thu, 25 May 2023 18:45:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1685040323; bh=+oO6bpqcYeXO6bktMa0a6PFzXc3pzJxUUHvttW1CPjY=; h=From:To:Cc:Subject:Date:From; b=nokgsD0WojN2fVX1BqMPjVc7dJhYWRKR9wwTn99MYdNvqDBGoR5Iim4tBA1CJKuoO Sifll2u++Ee/0QNRaCQtAGOfjGDEC1Oh5EId+EMUrF/nuKsqM5JEthplWXPu0ESDHo O4020MnPlhCQSBIA/7OWsH1eeTWgWkWH86RHniifEWJkmqyG4EUR2olFlMEeIxhgYc IykGYCpXOmVKu1p+VrRUAAVZ8HUGS1clAfmgeW8yzlwCxqQFouHJdenA9vUDJQZ39/ r7Vkmpo5Y9k4ALP/wdQN4GPvvZHvQM3YnxLpBm1ueGV/qVx7vtKmcT90ROlz7/MIp7 0xXcpYcY/iK6A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Maxim Kochetkov , Sasha Levin , lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, ckeepax@opensource.cirrus.com, u.kleine-koenig@pengutronix.de, alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 4.14 01/20] ASoC: dwc: limit the number of overrun messages Date: Thu, 25 May 2023 14:44:57 -0400 Message-Id: <20230525184520.2004878-1-sashal@kernel.org> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Maxim Kochetkov [ Upstream commit ab6ecfbf40fccf74b6ec2ba7ed6dd2fc024c3af2 ] On slow CPU (FPGA/QEMU emulated) printing overrun messages from interrupt handler to uart console may leads to more overrun errors. So use dev_err_ratelimited to limit the number of error messages. Signed-off-by: Maxim Kochetkov --- sound/soc/dwc/dwc-i2s.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/dwc/dwc-i2s.c b/sound/soc/dwc/dwc-i2s.c index e27e21f8569a0..e6a0ec3c0e764 100644 --- a/sound/soc/dwc/dwc-i2s.c +++ b/sound/soc/dwc/dwc-i2s.c @@ -132,13 +132,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id) /* Error Handling: TX */ if (isr[i] & ISR_TXFO) { - dev_err(dev->dev, "TX overrun (ch_id=%d)\n", i); + dev_err_ratelimited(dev->dev, "TX overrun (ch_id=%d)\n", i); irq_valid = true; } /* Error Handling: TX */ if (isr[i] & ISR_RXFO) { - dev_err(dev->dev, "RX overrun (ch_id=%d)\n", i); + dev_err_ratelimited(dev->dev, "RX overrun (ch_id=%d)\n", i); irq_valid = true; } } -- 2.39.2