[PATCH] ASoC: soc-acpi: Add missing kernel doc

[Charles Keepax]

The UID field in snd_soc_acpi_link_adr is not documented, add kernel doc
for it.

Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxx>
---
 include/sound/soc-acpi.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h
index 630bf7367fe69..6d31d535e8f6d 100644
--- a/include/sound/soc-acpi.h
+++ b/include/sound/soc-acpi.h
@@ -151,6 +151,7 @@ struct snd_soc_acpi_link_adr {
  * all firmware/topology related fields.
  *
  * @id: ACPI ID (usually the codec's) used to find a matching machine driver.
+ * @uid: ACPI Unique ID, can be used to disambiguate matches.
  * @comp_ids: list of compatible audio codecs using the same machine driver,
  * firmware and topology
  * @link_mask: describes required board layout, e.g. for SoundWire.
-- 
2.30.2