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Not able to control volume via amixer
Posted at 9/14/2015 21:40:12
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Replies：5
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Hi all,
I am not able to control the volume via amixer. The amixer output doesn't show the pvolume capability and volume range.
Can someone please help me to control the volume via alsa.?
Below is the output of the '$amixer scontents' command:
firefly@firefly:~$ amixer scontents
Simple mixer control 'Headphone Jack',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
Simple mixer control 'Mic Jack',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
Simple mixer control 'Playback Path',0
Capabilities: enum
Items: 'OFF' 'RCV' 'SPK' 'HP' 'HP_NO_MIC' 'BT' 'SPK_HP' 'RING_SPK' 'RING_HP' 'RING_HP_NO_MIC' 'RING_SPK_HP'
Item0: 'OFF'
Simple mixer control 'Capture MIC Path',0
Capabilities: enum
Items: 'MIC OFF' 'Main Mic' 'Hands Free Mic' 'BT Sco Mic'
Item0: 'MIC OFF'
Simple mixer control 'Ext Spk',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
Simple mixer control 'Headset Jack',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
Simple mixer control 'Voice Call Path',0
Capabilities: enum
Items: 'OFF' 'RCV' 'SPK' 'HP' 'HP_NO_MIC' 'BT'
Item0: 'OFF'
firefly@firefly:~$
Thanks,
Kiran
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