From patchwork Fri Jun 10 02:35:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Liao, Bard" X-Patchwork-Id: 580670 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 86A8BC43334 for ; Fri, 10 Jun 2022 02:37:54 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id BFD6021D5; Fri, 10 Jun 2022 04:37:02 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz BFD6021D5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1654828672; bh=uprg4ZL4jSezrQW9p9662ttg9PS3pP4zuCPQgHXP8oA=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=tY+lCVfhIahsx2rdKqw17L95dIKdOgSqrbEn+Rk2jbRgMOM6E0n+bl+sQgp/Huos0 xBR50rZTzVwrnY4mUgYPDU72WbzFR11n93/zXzlsxCL/pLWX5xnPHy0YfVFB3MrfoE GKPLB5fgQ334CMhy35gTP6mEjjMlatzVGMuKoSsA= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 02D18F8052E; Fri, 10 Jun 2022 04:36:17 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 4872CF8052F; Fri, 10 Jun 2022 04:36:15 +0200 (CEST) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) (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 8CC93F804CF for ; Fri, 10 Jun 2022 04:36:07 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 8CC93F804CF Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="bltS1gaM" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1654828569; x=1686364569; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=uprg4ZL4jSezrQW9p9662ttg9PS3pP4zuCPQgHXP8oA=; b=bltS1gaMUr80qc2HrnUDaWodkAcq1sboI8fEJF51ONs5O/G0rbOMx3QO x57cjc5NGpUxlMNHvJBR21QAdlH9kXaBlP2/K/xQpV5/+r+Ra3gZCmXt3 CCrcaP8TH/8NB5hC/7hBqXOyoeoeeKaItm6D3979Qm+w+HwE5Wi2nqH6w l3Hh6OtEPvAnlgCeR36MyENassmSbYJnU6W6ydS/lY1E8e1Ejyf4DDapR urRpL4NmwEUxiALu++BTIYo/2wb9tNNvGHeT8YNeFJC8wew6I2tT4JsMD Fpoeu/6bVJsFIj5Tihat2djdHUgA50ViXk/0uE/AHeYmE0MijSF9QhKrQ Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10373"; a="266258667" X-IronPort-AV: E=Sophos;i="5.91,288,1647327600"; d="scan'208";a="266258667" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jun 2022 19:35:53 -0700 X-IronPort-AV: E=Sophos;i="5.91,288,1647327600"; d="scan'208";a="637874970" Received: from bard-ubuntu.sh.intel.com ([10.239.185.57]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jun 2022 19:35:51 -0700 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org Subject: [PATCH 2/2] soundwire: Intel: add trigger callback Date: Fri, 10 Jun 2022 10:35:37 +0800 Message-Id: <20220610023537.27223-3-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220610023537.27223-1-yung-chuan.liao@linux.intel.com> References: <20220610023537.27223-1-yung-chuan.liao@linux.intel.com> Cc: vinod.koul@linaro.org, tiwai@suse.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, pierre-louis.bossart@linux.intel.com, broonie@kernel.org, srinivas.kandagatla@linaro.org, sanyog.r.kale@intel.com, bard.liao@intel.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 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: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" When a pipeline is split into FE and BE parts, the BE pipeline may need to be triggered separately in the BE trigger op. So add the trigger callback in the link_res ops that will be invoked during BE DAI trigger. Signed-off-by: Bard Liao Reviewed-by: Rander Wang Reviewed-by: Pierre-Louis Bossart Reviewed-by: Ranjani Sridharan --- drivers/soundwire/intel.c | 8 ++++++++ include/linux/soundwire/sdw_intel.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 808e2f320052..3f3c2c99cb8e 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1004,9 +1004,17 @@ static int intel_trigger(struct snd_pcm_substream *substream, int cmd, struct sn { struct sdw_cdns *cdns = snd_soc_dai_get_drvdata(dai); struct sdw_intel *sdw = cdns_to_intel(cdns); + struct sdw_intel_link_res *res = sdw->link_res; struct sdw_cdns_dma_data *dma; int ret = 0; + /* The .trigger callback is used to send required IPC to audio + * firmware. The .free_stream callback will still be called + * by intel_free_stream() in the TRIGGER_SUSPEND case. + */ + if (res->ops && res->ops->trigger) + res->ops->trigger(dai, cmd, substream->stream); + dma = snd_soc_dai_get_dma_data(dai, substream); if (!dma) { dev_err(dai->dev, "failed to get dma data in %s\n", diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index 67e0d3e750b5..f638707fd712 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -119,6 +119,7 @@ struct sdw_intel_ops { struct sdw_intel_stream_params_data *params_data); int (*free_stream)(struct device *dev, struct sdw_intel_stream_free_data *free_data); + int (*trigger)(struct snd_soc_dai *dai, int cmd, int stream); }; /**