I tried kernel 2.6.17 on a MSI L720 laptop but sound
was very low. I added this code:
ac97->subsystem_device == 0x0161 || /* LG K1 Express */
ac97->subsystem_device == 0x0471)) /* MSI L720 laptop*/
in file linux-2.6.17/sound/pci/ac97/ac97_patch.c
in function patch_alc655()
in order to set register 0x7a to 2090 (initial was 2092)
I do not know if this will help or not since I have
alsa 1.0.9a and I see a lot of changes into 1.0.13rc3.
I did not succeed to compile latest alsa in order to
Other files useful in this cases are in attachement.
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