From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753487AbdJSNH3 (ORCPT ); Thu, 19 Oct 2017 09:07:29 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:35059 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751616AbdJSNH0 (ORCPT ); Thu, 19 Oct 2017 09:07:26 -0400 From: Olivier Moysan To: , , , , , , , , , , , , , CC: , Subject: [INTERNAL][PATCH 5/7] ASoC: stm32: sai: Remove spurious IRQs on stop Date: Thu, 19 Oct 2017 15:03:21 +0200 Message-ID: <1508418203-16840-6-git-send-email-olivier.moysan@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1508418203-16840-1-git-send-email-olivier.moysan@st.com> References: <1508418203-16840-1-git-send-email-olivier.moysan@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.201.23.16] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-10-19_05:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Clear IRQ mask on stream stop to avoid spurious IRQs. Signed-off-by: Olivier Moysan --- sound/soc/stm/stm32_sai_sub.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c index 815ef10..fd7dc77 100644 --- a/sound/soc/stm/stm32_sai_sub.c +++ b/sound/soc/stm/stm32_sai_sub.c @@ -419,8 +419,6 @@ static int stm32_sai_startup(struct snd_pcm_substream *substream, } /* Enable ITs */ - regmap_update_bits(sai->regmap, STM_SAI_SR_REGX, - SAI_XSR_MASK, (unsigned int)~SAI_XSR_MASK); regmap_update_bits(sai->regmap, STM_SAI_CLRFR_REGX, SAI_XCLRFR_MASK, SAI_XCLRFR_MASK); @@ -693,6 +691,9 @@ static int stm32_sai_trigger(struct snd_pcm_substream *substream, int cmd, case SNDRV_PCM_TRIGGER_STOP: dev_dbg(cpu_dai->dev, "Disable DMA and SAI\n"); + regmap_update_bits(sai->regmap, STM_SAI_IMR_REGX, + SAI_XIMR_MASK, 0); + regmap_update_bits(sai->regmap, STM_SAI_CR1_REGX, SAI_XCR1_SAIEN, (unsigned int)~SAI_XCR1_SAIEN); -- 1.9.1