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Fri, 10 Jan 2020 22:46:39 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 50852F801F4; Fri, 10 Jan 2020 22:46:34 +0100 (CET) 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 12FE5F80161 for ; Fri, 10 Jan 2020 22:46:28 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 12FE5F80161 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Jan 2020 13:46:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,418,1571727600"; d="scan'208";a="423729267" Received: from unknown (HELO pbossart-mobl3.amr.corp.intel.com) ([10.254.183.94]) by fmsmga006.fm.intel.com with ESMTP; 10 Jan 2020 13:46:25 -0800 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Date: Fri, 10 Jan 2020 15:46:08 -0600 Message-Id: <20200110214609.30356-6-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200110214609.30356-1-pierre-louis.bossart@linux.intel.com> References: <20200110214609.30356-1-pierre-louis.bossart@linux.intel.com> MIME-Version: 1.0 Cc: Pierre-Louis Bossart , tiwai@suse.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, Ranjani Sridharan , vkoul@kernel.org, broonie@kernel.org, srinivas.kandagatla@linaro.org, jank@cadence.com, slawomir.blauciak@intel.com, Sanyog Kale , Bard liao , Rander Wang Subject: [alsa-devel] [PATCH 5/5] soundwire: intel: free all resources on hw_free() 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Make sure all calls to the SoundWire stream API are done and involve callback Signed-off-by: Rander Wang Signed-off-by: Pierre-Louis Bossart --- drivers/soundwire/intel.c | 40 +++++++++++++++++++++++++++++++++++++-- 1 file changed, 38 insertions(+), 2 deletions(-) diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index f4554386d832..4af46693393a 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -550,6 +550,25 @@ static int intel_params_stream(struct sdw_intel *sdw, return -EIO; } +static int intel_free_stream(struct sdw_intel *sdw, + struct snd_pcm_substream *substream, + struct snd_soc_dai *dai, + int link_id) +{ + struct sdw_intel_link_res *res = sdw->link_res; + struct sdw_intel_stream_free_data free_data; + + free_data.substream = substream; + free_data.dai = dai; + free_data.link_id = link_id; + + if (res->ops && res->ops->free_stream && res->dev) + return res->ops->free_stream(res->dev, + &free_data); + + return 0; +} + /* * bank switch routines */ @@ -818,6 +837,7 @@ static int intel_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct sdw_cdns *cdns = snd_soc_dai_get_drvdata(dai); + struct sdw_intel *sdw = cdns_to_intel(cdns); struct sdw_cdns_dma_data *dma; int ret; @@ -825,12 +845,28 @@ intel_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) if (!dma) return -EIO; + ret = sdw_deprepare_stream(dma->stream); + if (ret) { + dev_err(dai->dev, "sdw_deprepare_stream: failed %d", ret); + return ret; + } + ret = sdw_stream_remove_master(&cdns->bus, dma->stream); - if (ret < 0) + if (ret < 0) { dev_err(dai->dev, "remove master from stream %s failed: %d\n", dma->stream->name, ret); + return ret; + } - return ret; + ret = intel_free_stream(sdw, substream, dai, sdw->instance); + if (ret < 0) { + dev_err(dai->dev, "intel_free_stream: failed %d", ret); + return ret; + } + + sdw_release_stream(dma->stream); + + return 0; } static void intel_shutdown(struct snd_pcm_substream *substream, -- 2.20.1 _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel