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ASoC: SOF: Intel: hda-stream: export stream_get_position() helper

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Export this helper so that we can report the DPIB position if the BPT
DMA do not complete - this is very useful to see if the DMA started or
gets stuck somehow with invalid bandwidth configurations.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Link: https://lore.kernel.org/r/20240503135221.229202-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart
2024-05-03 08:52:15 -05:00
committed by Mark Brown
parent 9723cab054
commit 9e7fd21ab0
1 changed files with 1 additions and 0 deletions
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sound/soc/sof/intel/hda-stream.c
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@@ -1079,6 +1079,7 @@ snd_pcm_uframes_t hda_dsp_stream_get_position(struct hdac_stream *hstream,
return pos;
}
EXPORT_SYMBOL_NS(hda_dsp_stream_get_position, SND_SOC_SOF_INTEL_HDA_COMMON);
#define merge_u64(u32_u, u32_l) (((u64)(u32_u) << 32) | (u32_l))