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Diffstat (limited to 'sound/soc/sof/intel/hda-bus.c')
-rw-r--r--sound/soc/sof/intel/hda-bus.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/soc/sof/intel/hda-bus.c b/sound/soc/sof/intel/hda-bus.c
index fc63085d2d74..1989147aa6a4 100644
--- a/sound/soc/sof/intel/hda-bus.c
+++ b/sound/soc/sof/intel/hda-bus.c
@@ -3,7 +3,7 @@
// This file is provided under a dual BSD/GPLv2 license. When using or
// redistributing this file, you may do so under either license.
//
-// Copyright(c) 2018 Intel Corporation. All rights reserved.
+// Copyright(c) 2018 Intel Corporation
//
// Authors: Keyon Jie <yang.jie@linux.intel.com>
@@ -72,7 +72,12 @@ void sof_hda_bus_init(struct snd_sof_dev *sdev, struct device *dev)
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+ const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata);
+
snd_hdac_ext_bus_init(bus, dev, &bus_core_ops, sof_hda_ext_ops);
+
+ if (chip && chip->hw_ip_version == SOF_INTEL_ACE_2_0)
+ bus->use_pio_for_commands = true;
#else
snd_hdac_ext_bus_init(bus, dev, NULL, NULL);
#endif
@@ -94,6 +99,7 @@ void sof_hda_bus_init(struct snd_sof_dev *sdev, struct device *dev)
spin_lock_init(&bus->reg_lock);
#endif /* CONFIG_SND_SOC_SOF_HDA_LINK */
}
+EXPORT_SYMBOL_NS(sof_hda_bus_init, SND_SOC_SOF_INTEL_HDA_COMMON);
void sof_hda_bus_exit(struct snd_sof_dev *sdev)
{
@@ -103,3 +109,4 @@ void sof_hda_bus_exit(struct snd_sof_dev *sdev)
snd_hdac_ext_bus_exit(bus);
#endif
}
+EXPORT_SYMBOL_NS(sof_hda_bus_exit, SND_SOC_SOF_INTEL_HDA_COMMON);