From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: alsa-devel@alsa-project.org
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
tiwai@suse.de, gregkh@linuxfoundation.org,
linux-kernel@vger.kernel.org,
Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
vkoul@kernel.org, broonie@kernel.org,
srinivas.kandagatla@linaro.org, jank@cadence.com,
slawomir.blauciak@intel.com,
Sanyog Kale <sanyog.r.kale@intel.com>,
Bard liao <yung-chuan.liao@linux.intel.com>,
Rander Wang <rander.wang@linux.intel.com>
Subject: [alsa-devel] [PATCH 10/14] soundwire: intel: add prepare support in sdw dai driver
Date: Wed, 23 Oct 2019 16:28:19 -0500 [thread overview]
Message-ID: <20191023212823.608-11-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20191023212823.608-1-pierre-louis.bossart@linux.intel.com>
From: Rander Wang <rander.wang@linux.intel.com>
It gets sdw runtime information from dai to prepare stream.
Signed-off-by: Rander Wang <rander.wang@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
drivers/soundwire/intel.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c
index 492684ba08c3..c50aebda7f4d 100644
--- a/drivers/soundwire/intel.c
+++ b/drivers/soundwire/intel.c
@@ -697,6 +697,21 @@ static int intel_hw_params(struct snd_pcm_substream *substream,
return ret;
}
+static int intel_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct sdw_cdns_dma_data *dma;
+
+ dma = snd_soc_dai_get_dma_data(dai, substream);
+ if (!dma) {
+ dev_err(dai->dev, "failed to get dma data in %s",
+ __func__);
+ return -EIO;
+ }
+
+ return sdw_prepare_stream(dma->stream);
+}
+
static int
intel_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
{
@@ -743,6 +758,7 @@ static int intel_pdm_set_sdw_stream(struct snd_soc_dai *dai,
static const struct snd_soc_dai_ops intel_pcm_dai_ops = {
.hw_params = intel_hw_params,
+ .prepare = intel_prepare,
.hw_free = intel_hw_free,
.shutdown = intel_shutdown,
.set_sdw_stream = intel_pcm_set_sdw_stream,
@@ -750,6 +766,7 @@ static const struct snd_soc_dai_ops intel_pcm_dai_ops = {
static const struct snd_soc_dai_ops intel_pdm_dai_ops = {
.hw_params = intel_hw_params,
+ .prepare = intel_prepare,
.hw_free = intel_hw_free,
.shutdown = intel_shutdown,
.set_sdw_stream = intel_pdm_set_sdw_stream,
--
2.20.1
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next prev parent reply other threads:[~2019-10-23 21:36 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-23 21:28 [alsa-devel] [PATCH 00/14] soundwire: intel: implement new ASoC interfaces Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 01/14] soundwire: renames to prepare support for master drivers/devices Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 02/14] soundwire: rename dev_to_sdw_dev macro Pierre-Louis Bossart
2019-11-03 5:28 ` Vinod Koul
2019-10-23 21:28 ` [alsa-devel] [PATCH 03/14] soundwire: rename drv_to_sdw_slave_driver macro Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 04/14] soundwire: bus_type: rename sdw_drv_ to sdw_slave_drv Pierre-Louis Bossart
2019-11-03 5:30 ` Vinod Koul
2019-11-04 14:34 ` Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 05/14] soundwire: intel: rename res field as link_res Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 06/14] soundwire: add support for sdw_slave_type Pierre-Louis Bossart
2019-11-03 5:32 ` Vinod Koul
2019-11-04 14:35 ` Pierre-Louis Bossart
2019-11-04 19:33 ` Cezary Rojewski
2019-11-04 19:41 ` Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 07/14] soundwire: add initial definitions for sdw_master_device Pierre-Louis Bossart
2019-11-03 6:30 ` Vinod Koul
2019-11-04 14:42 ` Pierre-Louis Bossart
2019-11-08 4:04 ` Vinod Koul
2019-11-08 14:41 ` Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 08/14] soundwire: intel: remove platform devices and provide new interface Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 09/14] soundwire: add device driver to sdw_md_driver Pierre-Louis Bossart
2019-10-23 21:28 ` Pierre-Louis Bossart [this message]
2019-11-04 19:45 ` [alsa-devel] [PATCH 10/14] soundwire: intel: add prepare support in sdw dai driver Cezary Rojewski
2019-11-04 21:31 ` Pierre-Louis Bossart
2019-11-08 4:05 ` Vinod Koul
2019-10-23 21:28 ` [alsa-devel] [PATCH 11/14] soundwire: intel: add trigger " Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 12/14] soundwire: intel: add sdw_stream_setup helper for .startup callback Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 13/14] soundwire: intel: free all resources on hw_free() Pierre-Louis Bossart
2019-11-04 20:08 ` Cezary Rojewski
2019-11-04 21:46 ` Pierre-Louis Bossart
2019-11-08 4:14 ` Vinod Koul
2019-11-08 14:39 ` Pierre-Louis Bossart
2019-10-23 21:28 ` [alsa-devel] [PATCH 14/14] soundwire: intel_init: add implementation of sdw_intel_enable_irq() Pierre-Louis Bossart
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