On Sat, Aug 12, 2017 at 4:49 PM, Robin Atwood <ro...@binro.org> wrote: > I have a Thinkpad T410 where, after I installed Gentoo on it, everything > "just worked (TM)". The sound is via the bog-standard Intel chips on the > mobo and uses the hda_intel drivers. I didn't use the TP for a long time, > just periodically updating Gentoo, but when I eventually did try to use it > the sound was muted. This means I shut down the X server to remove > complications from the desktop and from the console aplay doesn't produce > any sound. Everything looks normal, driver modules loaded, alsamixer shows > the usual output, channels all active. I booted to a windows partition and > the sound works, so the hardware is OK. The very weird thing is if I put the > TP to sleep with acpitool and wake it up again, the sound works for about 60 > seconds and then dies. There is nothing in the message log at all when this > happens. I upgraded the kernel but that didn't help. > > > > This problem has been dragging on for some years and I am contemplating a > complete re-install from scratch. But before I do that does anyone have any > idea what I could try? > > > > TIA > > Robin > > > > -- > > ---------------------------------------------------------------------- > > Robin Atwood. > > > > "Ship me somewheres east of Suez, where the best is like the worst, > > Where there ain't no Ten Commandments an' a man can raise a thirst" > > from "Mandalay" by Rudyard Kipling > > ---------------------------------------------------------------------- > >
What's the output of these command lines? (1). lspci -vnn | sed '/Audio/,/driver/!d' (2). grep -Ei '^[^#]*(snd|hda)' linux/.config (3). rc-update show | grep alsa (4). grep HDA /var/log/dmesg (5). Postinst message for alsa-utils: pkg_postinst() { if [[ -z ${REPLACING_VERSIONS} ]]; then elog elog "To take advantage of the init script, and automate the process of" elog "saving and restoring sound-card mixer levels you should" elog "add alsasound to the boot runlevel. You can do this as" elog "root like so:" elog "# rc-update add alsasound boot" ewarn ewarn "The ALSA core should be built into the kernel or loaded through other" ewarn "means. There is no longer any modular auto(un)loading in alsa-utils." fi } (6). Also, if you check out the Gentoo wiki article on how to set up ALSA. See if there's anything you might've overlooked when setting it up: https://wiki.gentoo.org/wiki/ALSA