[RFC,02/12] ASoC: SOF: support alternate list of machines
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Message ID 20190916214251.13130-3-pierre-louis.bossart@linux.intel.com
State Accepted
Commit 1466327e8eb3e59ae8e65e5c728055102fe0a60e
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Series
  • soundwire/SOF: updated interfaces, functional integration
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Commit Message

Pierre-Louis Bossart Sept. 16, 2019, 9:42 p.m. UTC
For cases where an interface can be pin-muxed, we need to assess at
probe time which configuration should be used. In cases such as
SoundWire, we need to maintain an alternate list of machines and walk
through them when the primary detection based on ACPI _HID fails.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 include/sound/sof.h | 3 +++
 1 file changed, 3 insertions(+)

Patch
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diff --git a/include/sound/sof.h b/include/sound/sof.h
index 4640566b54fe..479101736ee0 100644
--- a/include/sound/sof.h
+++ b/include/sound/sof.h
@@ -61,6 +61,9 @@  struct sof_dev_desc {
 	/* list of machines using this configuration */
 	struct snd_soc_acpi_mach *machines;
 
+	/* alternate list of machines using this configuration */
+	struct snd_soc_acpi_mach *alt_machines;
+
 	/* Platform resource indexes in BAR / ACPI resources. */
 	/* Must set to -1 if not used - add new items to end */
 	int resindex_lpe_base;