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=-9.8 required=3.0 tests=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 1F7C6C35E01 for ; Tue, 25 Feb 2020 17:01:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E7C4A2084E for ; Tue, 25 Feb 2020 17:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731302AbgBYRBW (ORCPT ); Tue, 25 Feb 2020 12:01:22 -0500 Received: from mga18.intel.com ([134.134.136.126]:25248 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728200AbgBYRBS (ORCPT ); Tue, 25 Feb 2020 12:01:18 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Feb 2020 09:01:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,484,1574150400"; d="scan'208";a="317139688" Received: from sorin-mobl1.amr.corp.intel.com (HELO pbossart-mobl3.amr.corp.intel.com) ([10.254.45.43]) by orsmga001.jf.intel.com with ESMTP; 25 Feb 2020 09:00:59 -0800 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org, tiwai@suse.de, broonie@kernel.org, vkoul@kernel.org, gregkh@linuxfoundation.org, jank@cadence.com, srinivas.kandagatla@linaro.org, slawomir.blauciak@intel.com, Bard liao , Rander Wang , Ranjani Sridharan , Hui Wang , Pierre-Louis Bossart , Liam Girdwood , Jaroslav Kysela , Takashi Iwai Subject: [PATCH 2/3] ASoC: soc-dai: add get_sdw_stream() callback Date: Tue, 25 Feb 2020 11:00:40 -0600 Message-Id: <20200225170041.23644-3-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200225170041.23644-1-pierre-louis.bossart@linux.intel.com> References: <20200225170041.23644-1-pierre-louis.bossart@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We only have a set() operation, provide the dual get() operation to retrieve the stream information. Signed-off-by: Pierre-Louis Bossart --- include/sound/soc-dai.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index eaaeb00e9e84..19027469a5c5 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -202,6 +202,8 @@ struct snd_soc_dai_ops { int (*set_sdw_stream)(struct snd_soc_dai *dai, void *stream, int direction); + void *(*get_sdw_stream)(struct snd_soc_dai *dai, int direction); + /* * DAI digital mute - optional. * Called by soc-core to minimise any pops. @@ -406,4 +408,23 @@ static inline int snd_soc_dai_set_sdw_stream(struct snd_soc_dai *dai, return -ENOTSUPP; } +/** + * snd_soc_dai_get_sdw_stream() - Retrieves SDW stream from DAI + * @dai: DAI + * @direction: Stream direction(Playback/Capture) + * + * This routine only retrieves that was previously configured + * with snd_soc_dai_get_sdw_stream() + * + * Returns pointer to stream or NULL; + */ +static inline void *snd_soc_dai_get_sdw_stream(struct snd_soc_dai *dai, + int direction) +{ + if (dai->driver->ops->get_sdw_stream) + return dai->driver->ops->get_sdw_stream(dai, direction); + else + return NULL; +} + #endif -- 2.20.1