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[4/9] ASoC: SOF: Intel: clarify initialization when HDA_AUDIO_CODEC is not used

Message ID 20230512181702.117483-5-pierre-louis.bossart@linux.intel.com
State Accepted
Commit fb0bdfe2a056a73cd221a9a415ccafc71d814dc2
Headers show
Series ASoC: SOF: Intel: hda-dai: prepare LNL support | expand

Commit Message

Pierre-Louis Bossart May 12, 2023, 6:16 p.m. UTC 
For LunarLake support, we need to enable HDA_LINK but we also want the
ability to remove HDaudio codec support, e.g. for 'nocodec'
tests. This requires a small change in the bus initialization without
any codec-specific callbacks provided.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
---
 sound/soc/sof/intel/hda-bus.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)
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Patch

diff --git a/sound/soc/sof/intel/hda-bus.c b/sound/soc/sof/intel/hda-bus.c
index acb4b85868d0..fc63085d2d74 100644
--- a/sound/soc/sof/intel/hda-bus.c
+++ b/sound/soc/sof/intel/hda-bus.c
@@ -70,9 +70,14 @@  void sof_hda_bus_init(struct snd_sof_dev *sdev, struct device *dev)
 {
 	struct hdac_bus *bus = sof_to_bus(sdev);
 
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
 	snd_hdac_ext_bus_init(bus, dev, &bus_core_ops, sof_hda_ext_ops);
-#else /* CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC */
+#else
+	snd_hdac_ext_bus_init(bus, dev, NULL, NULL);
+#endif
+#else
+
 	memset(bus, 0, sizeof(*bus));
 	bus->dev = dev;
 
@@ -87,12 +92,12 @@  void sof_hda_bus_init(struct snd_sof_dev *sdev, struct device *dev)
 	bus->idx = 0;
 
 	spin_lock_init(&bus->reg_lock);
-#endif /* CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC */
+#endif /* CONFIG_SND_SOC_SOF_HDA_LINK */
 }
 
 void sof_hda_bus_exit(struct snd_sof_dev *sdev)
 {
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
 	struct hdac_bus *bus = sof_to_bus(sdev);
 
 	snd_hdac_ext_bus_exit(bus);