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hc

2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/Documentation/ABI/testing/configfs-usb-gadget-uac1
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@@ -4,11 +4,30 @@
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 Description:
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 		The attributes:
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-		c_chmask - capture channel mask
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-		c_srate - capture sampling rate
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-		c_ssize - capture sample size (bytes)
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-		p_chmask - playback channel mask
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-		p_srate - playback sampling rate
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-		p_ssize - playback sample size (bytes)
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-		req_number - the number of pre-allocated request
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-			for both capture and playback
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+		=====================	=======================================
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+		c_chmask		capture channel mask
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+		c_srate			list of capture sampling rates (comma-separated)
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+		c_ssize			capture sample size (bytes)
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+		c_mute_present		capture mute control enable
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+		c_volume_present	capture volume control enable
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+		c_volume_min		capture volume control min value
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+					(in 1/256 dB)
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+		c_volume_max		capture volume control max value
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+					(in 1/256 dB)
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+		c_volume_res		capture volume control resolution
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+					(in 1/256 dB)
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+		p_chmask		playback channel mask
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+		p_srate			list of playback sampling rates (comma-separated)
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+		p_ssize			playback sample size (bytes)
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+		p_mute_present		playback mute control enable
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+		p_volume_present	playback volume control enable
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+		p_volume_min		playback volume control min value
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+					(in 1/256 dB)
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+		p_volume_max		playback volume control max value
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+					(in 1/256 dB)
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+		p_volume_res		playback volume control resolution
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+					(in 1/256 dB)
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+		req_number		the number of pre-allocated requests
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+					for both capture and playback
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+		function_name		name of the interface
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+		=====================	=======================================