only those in whitelist call snd_ac97_update_bits(ac97, AC97_AD_JACK_SPDIF, 1<<11, 1<<11);
https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/tree/sound/pci/ac97/ac97_patch.c static unsigned int ad1981_jacks_whitelist[] = { 0x0e11005a, /* HP nc4000/4010 */ 0x103c0890, /* HP nc6000 */ 0x103c0938, /* HP nc4220 */ 0x103c099c, /* HP nx6110 */ 0x103c0944, /* HP nc6220 */ 0x103c0934, /* HP nc8220 */ 0x103c006d, /* HP nx9105 */ 0x103c300d, /* HP Compaq dc5100 SFF(PT003AW) */ 0x17340088, /* FSC Scenic-W */ 0 /* end */ }; static void check_ad1981_hp_jack_sense(struct snd_ac97 *ac97) { if (check_list(ac97, ad1981_jacks_whitelist)) /* enable headphone jack sense */ snd_ac97_update_bits(ac97, AC97_AD_JACK_SPDIF, 1<<11, 1<<11); } -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/893210 Title: [Dell OptiPlex GX620 - AD1981b, playback] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/alsa-driver/+bug/893210/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs