On Mon, 10 Aug 2020 08:34:36 +0200, Hui Wang wrote: > > > On 2020/8/10 下午2:30, Takashi Iwai wrote: > > On Mon, 10 Aug 2020 04:16:59 +0200, > > Hui Wang wrote: > >> After installing the Ubuntu Linux, the micmute led status is not > >> correct. Users expect that the led is on if the capture is disabled, > >> but with the current kernel, the led is off with the capture disabled. > >> > >> We tried the old linux kernel like linux-4.15, there is no this issue. > >> It looks like we introduced this issue when switching to the led_cdev. > > The behavior can be controlled via "Mic Mute-LED Mode" enum kcontrol. > > Which value does it have now? If it's "Follow Capture", that's the > > correct behavior. OTOH, if it's "Follow Mute", the LED polarity is > > indeed wrong. > > It is "Follow Mute", if I change it to "Follow Capture" manually, the > led status becomes correct. OK, thanks for confirmation. Applied now. Takashi