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 1A1C3C7EE2C for ; Thu, 25 May 2023 18:52:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242263AbjEYSwi (ORCPT ); Thu, 25 May 2023 14:52:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40088 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243304AbjEYSua (ORCPT ); Thu, 25 May 2023 14:50:30 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 662BF1FE3; Thu, 25 May 2023 11:43:53 -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 27BAE61B13; Thu, 25 May 2023 18:42:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60251C433EF; Thu, 25 May 2023 18:42:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1685040161; bh=mQZOCKaKu/hy1ed/IVeQUFZPlBqiN0A0UWtyYRHjdh8=; h=From:To:Cc:Subject:Date:From; b=GA3qVSS0YhFVDBWBH3yw34RGB4XSYzbp7xIW8YDdKz2fAIeX7LDdBm/Pv/P++QH3n O+dbBwvUB8oaMXMKaT1LY90QS9IcvQEQ3Md87AjyjzKXAR6VskzEhTozXN6DLaeR2V JhFWpPc13qEj64Ex8aq43RRGR+RzGusygWS45UJIMA8pDBykHj57fOfRJOMAyoFr7y yXR9v2eT3dSwOs12qTSkycfMOK2od3oVGzT7CPHcKHwN8z7nwB+gX6xThREmFcacuT AKfPdXkG26R2Obw0B7CXSTm/NbgJEVFA+VBFpXHPEPsiTf9O291eaHygyuGrZN7O3n NhMLnlnxoegyw== 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, nicolas.ferre@microchip.com, u.kleine-koenig@pengutronix.de, alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 5.4 01/27] ASoC: dwc: limit the number of overrun messages Date: Thu, 25 May 2023 14:42:10 -0400 Message-Id: <20230525184238.1943072-1-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 65112b9d8588a..90b8814d7506a 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