[Touch-packages] [Bug 1958019]

Remove 'options snd_intel_dspcfg dsp_driver=1' and replace the second options line as 'options snd-sof-intel-hda-common hda_model=alc287-yoga9-bass-spk-pin' to get the full (including microphone) support. -- You received this bug notification because you are a member of Ubuntu Touch seeded

[Touch-packages] [Bug 1845797]

The qemu information (link) is in the commit I mentioned in comment#23 : https://github.com/ryanprescott/realtek-verb-tools/wiki/How-to-sniff- verbs-from-a-Windows-sound-driver -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed

[Touch-packages] [Bug 1845797]

In other words: We don't have enough information to support this hw (speakers). If vendor is not willing to add support to BIOS or give us necessary information to add the proper initialization for the I2C amplifiers to the driver, the only way is the reverse engineering (grab the initialization

[Touch-packages] [Bug 1845797]

Example "black magic" initialization of speakers for Lenovo Ideapad S740: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=26928ca1f06aab4361eb5adbe7ef3b5c82f13cf2 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which

[Touch-packages] [Bug 1845797]

Adding Lenovo contacts to Cc... -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1845797 Title: Microphone not detected Lenovo Yoga S940 Status in Linux: Confirmed

[Touch-packages] [Bug 1845797]

It seems that there are some I2S amplifiers on the path to speakers and the BIOS has only limited initialization. I will try to gather information for C930 from Lenovo, too. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to