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 X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00,DATE_IN_PAST_06_12, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 159D9C433E2 for ; Fri, 4 Sep 2020 08:40:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E6A2320791 for ; Fri, 4 Sep 2020 08:40:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729890AbgIDIkr (ORCPT ); Fri, 4 Sep 2020 04:40:47 -0400 Received: from mga17.intel.com ([192.55.52.151]:5910 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729863AbgIDIkn (ORCPT ); Fri, 4 Sep 2020 04:40:43 -0400 IronPort-SDR: gvkzZMAgWS/YEchv3Y1yy8xWNfmxlZVxPvT1QuDP5KXH+3BjFXbSsK8RMe+oVe9/wmf36mT5+9 +X3CeMPpWOeA== X-IronPort-AV: E=McAfee;i="6000,8403,9733"; a="137763270" X-IronPort-AV: E=Sophos;i="5.76,389,1592895600"; d="scan'208";a="137763270" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2020 01:40:43 -0700 IronPort-SDR: Lju/AU8y98+KEs6SCFWy/kab/4kddKZNZeq9AddmQVSqRTylDpsPUDaRvAYFGCV+OgUhuJlbUs wXdhJzzy2Gtg== X-IronPort-AV: E=Sophos;i="5.76,389,1592895600"; d="scan'208";a="478402113" Received: from bard-ubuntu.sh.intel.com ([10.239.13.33]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2020 01:40:39 -0700 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org Cc: vinod.koul@linaro.org, linux-kernel@vger.kernel.org, tiwai@suse.de, broonie@kernel.org, gregkh@linuxfoundation.org, jank@cadence.com, srinivas.kandagatla@linaro.org, rander.wang@linux.intel.com, ranjani.sridharan@linux.intel.com, hui.wang@canonical.com, pierre-louis.bossart@linux.intel.com, sanyog.r.kale@intel.com, mengdong.lin@intel.com, bard.liao@intel.com Subject: [PATCH v2 2/3] ASOC: Intel: sof_sdw: add dailink .trigger callback Date: Fri, 4 Sep 2020 04:46:49 +0800 Message-Id: <20200903204650.31098-3-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200903204650.31098-1-yung-chuan.liao@linux.intel.com> References: <20200903204650.31098-1-yung-chuan.liao@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pierre-Louis Bossart Add trigger functionality to dailink, so far only .startup() and .shutdown() were implemented at the machine driver level. The companion patch for this patch is the removal of the trigger callback at the DAI level in drivers/soundwire/intel.c Signed-off-by: Pierre-Louis Bossart Reviewed-by: Rander Wang Signed-off-by: Bard Liao --- sound/soc/intel/boards/sof_sdw.c | 41 ++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c index 2463d432bf4d..f251e046d74d 100644 --- a/sound/soc/intel/boards/sof_sdw.c +++ b/sound/soc/intel/boards/sof_sdw.c @@ -195,6 +195,46 @@ int sdw_startup(struct snd_pcm_substream *substream) return sdw_startup_stream(substream); } +static int sdw_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct sdw_stream_runtime *sdw_stream; + struct snd_soc_dai *dai; + int ret; + + /* Find stream from first CPU DAI */ + dai = asoc_rtd_to_cpu(rtd, 0); + + sdw_stream = snd_soc_dai_get_sdw_stream(dai, substream->stream); + + if (IS_ERR(sdw_stream)) { + dev_err(rtd->dev, "no stream found for DAI %s", dai->name); + return PTR_ERR(sdw_stream); + } + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + case SNDRV_PCM_TRIGGER_RESUME: + ret = sdw_enable_stream(sdw_stream); + break; + + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_STOP: + ret = sdw_disable_stream(sdw_stream); + break; + default: + ret = -EINVAL; + break; + } + + if (ret) + dev_err(rtd->dev, "%s trigger %d failed: %d", __func__, cmd, ret); + + return ret; +} + void sdw_shutdown(struct snd_pcm_substream *substream) { sdw_shutdown_stream(substream); @@ -202,6 +242,7 @@ void sdw_shutdown(struct snd_pcm_substream *substream) static const struct snd_soc_ops sdw_ops = { .startup = sdw_startup, + .trigger = sdw_trigger, .shutdown = sdw_shutdown, }; -- 2.17.1