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walt wrote: |
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|
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> Fresh gentoo install on new lenovo desktop. Both linux and win7 |
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> (lenovo installed) tell me that this machine has two audio devices: |
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> |
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> 00:01.1 Audio device: Advanced Micro Devices [AMD] nee ATI BeaverCreek |
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> HDMI Audio [Radeon HD 6500D and 6400G-6600G series] Subsystem: Lenovo |
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> Device 3625 Kernel driver in use: snd_hda_intel |
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> Kernel modules: snd-hda-intel |
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|
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That's the HDMI output of your integrated GPU. All AMD graphics, |
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including the APU you have, come with integrated HDMI Audio. |
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|
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> 00:14.2 Audio device: Advanced Micro Devices [AMD] Hudson Azalia |
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> Controller (rev 01) Subsystem: Lenovo Device 3625 |
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> Kernel driver in use: snd_hda_intel |
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> Kernel modules: snd-hda-intel |
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|
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This is the one you have to use for laptop audio. |
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|
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> I spent an entire frustrating day discovering that the reason I |
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> have no sound is that every app wants to use /dev/mixer when only |
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> /dev/mixer1 actually works :( |
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> |
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> Only some apps (like audacious) will let me choose which mixer to |
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> use, and those apps work perfectly. |
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|
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> Anyone else seen this before, I hope? Got a fix? |
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I think you have to make the second one the default audio device. |
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Possibly by editing the alsa.conf files found in /etc/modprobe.d and |
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/usr/share/alsa. This thread may help : |
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http://www.linuxquestions.org/questions/gentoo-87/set-default-sound- |
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card-796566/ |
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HTH |