linux-kernel - [PATCH 2/2] ASoC: SOF: Intel: add trigger callback into sdw

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Message-Id: <20220614070817.2508-3-yung-chuan.liao@linux.intel.com>
Date:   Tue, 14 Jun 2022 15:08:17 +0800
From:   Bard Liao <yung-chuan.liao@...ux.intel.com>
To:     alsa-devel@...a-project.org, vkoul@...nel.org
Cc:     vinod.koul@...aro.org, linux-kernel@...r.kernel.org, tiwai@...e.de,
        broonie@...nel.org, gregkh@...uxfoundation.org,
        srinivas.kandagatla@...aro.org,
        pierre-louis.bossart@...ux.intel.com, sanyog.r.kale@...el.com,
        bard.liao@...el.com
Subject: [PATCH 2/2] ASoC: SOF: Intel: add trigger callback into sdw_callback

For IPC4, we need to set pipeline state in BE DAI trigger.

Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
Reviewed-by: Rander Wang <rander.wang@...el.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>
---
 sound/soc/sof/intel/hda-dai.c | 15 ++++++++++++---
 sound/soc/sof/intel/hda.c     |  2 +-
 sound/soc/sof/intel/hda.h     |  1 +
 3 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index 228079a52c3d..6ed99fdc5793 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -713,8 +713,7 @@ static const struct snd_soc_dai_ops ipc3_ssp_dai_ops = {
 	.shutdown = ssp_dai_shutdown,
 };
 
-static int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
-			       int cmd, struct snd_soc_dai *dai)
+static int ipc4_be_dai_common_trigger(struct snd_soc_dai *dai, int cmd, int stream)
 {
 	struct snd_sof_widget *pipe_widget;
 	struct sof_ipc4_pipeline *pipeline;
@@ -723,7 +722,7 @@ static int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
 	struct snd_sof_dev *sdev;
 	int ret;
 
-	w = snd_soc_dai_get_widget(dai, substream->stream);
+	w = snd_soc_dai_get_widget(dai, stream);
 	swidget = w->dobj.private;
 	pipe_widget = swidget->pipe_widget;
 	pipeline = pipe_widget->private;
@@ -758,6 +757,12 @@ static int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
 	return 0;
 }
 
+static int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
+			       int cmd, struct snd_soc_dai *dai)
+{
+	return ipc4_be_dai_common_trigger(dai, cmd, substream->stream);
+}
+
 static const struct snd_soc_dai_ops ipc4_dmic_dai_ops = {
 	.trigger = ipc4_be_dai_trigger,
 };
@@ -809,6 +814,10 @@ void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
 		if (!hda_use_tplg_nhlt)
 			ipc4_data->nhlt = intel_nhlt_init(sdev->dev);
 
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
+		sdw_callback.trigger = ipc4_be_dai_common_trigger;
+#endif
+
 		break;
 	}
 	default:
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index bc07df1fc39f..cdd3601e84f5 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -147,7 +147,7 @@ static int sdw_free_stream(struct device *dev,
 	return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, &data);
 }
 
-static const struct sdw_intel_ops sdw_callback = {
+struct sdw_intel_ops sdw_callback = {
 	.params_stream = sdw_params_stream,
 	.free_stream = sdw_free_stream,
 };
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h
index f4e4cd7d7406..ec7a2d947eb6 100644
--- a/sound/soc/sof/intel/hda.h
+++ b/sound/soc/sof/intel/hda.h
@@ -771,5 +771,6 @@ irqreturn_t cnl_ipc4_irq_thread(int irq, void *context);
 int cnl_ipc4_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg);
 irqreturn_t hda_dsp_ipc4_irq_thread(int irq, void *context);
 int hda_dsp_ipc4_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg);
+extern struct sdw_intel_ops sdw_callback;
 
 #endif
-- 
2.17.1