[PATCH 01/38] ASoC: soc-component: Add comment for the endianness flag

[Charles Keepax <ckeepax@opensource.cirrus.com>]

Add a comment to make the purpose of the endianness flag on the
snd_soc_component structure more clear.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
---
 include/sound/soc-component.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h
index 766dc6f009c0b..5a764c3099d3e 100644
--- a/include/sound/soc-component.h
+++ b/include/sound/soc-component.h
@@ -169,6 +169,15 @@ struct snd_soc_component_driver {
 	unsigned int idle_bias_on:1;
 	unsigned int suspend_bias_off:1;
 	unsigned int use_pmdown_time:1; /* care pmdown_time at stop */
+	/*
+	 * Indicates that the component does not care about the endianness of
+	 * PCM audio data and the core will ensure that both LE and BE variants
+	 * of each used format are present. Typically this is because the
+	 * component sits behind a bus that abstracts away the endian of the
+	 * original data, ie. one for which the transmission endian is defined
+	 * (I2S/SLIMbus/SoundWire), or the concept of endian doesn't exist (PDM,
+	 * analogue).
+	 */
 	unsigned int endianness:1;
 	unsigned int non_legacy_dai_naming:1;
 
-- 
2.30.2


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