Hi Takashi, Attach patch will fix ThinkPad T580 family for resume issue. It will have a chance speaker no sound after system resume. To toggle NID 0x53 index 0x2 bit 15 will solve this issue. This usage will also suitable with ALC256. This patch also tested by Ubuntu QA. Many Thanks. BR, Kailang
Attachment:
0000-lenovo-spk-no-sound.patch
Description: 0000-lenovo-spk-no-sound.patch
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