ALSA: hda - Use analog beep for Thinkpads with AD1984 codecs

For making the driver behavior compatible with the earlier kernels,
use the analog beep in the loopback path instead of the digital beep.

Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 4989710958691f31c8e24c66c8b3e91dafc6ae1f..8ed0bcc0138637e69e19ff7056b99a86fac09fa6 100644 (file)
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -1026,6 +1026,9 @@ static void ad1884_fixup_thinkpad(struct hda_codec *codec,
                spec->gen.keep_eapd_on = 1;
                spec->gen.vmaster_mute.hook = ad_vmaster_eapd_hook;
                spec->eapd_nid = 0x12;
+               /* Analog PC Beeper - allow firmware/ACPI beeps */
+               spec->beep_amp = HDA_COMPOSE_AMP_VAL(0x20, 3, 3, HDA_INPUT);
+               spec->gen.beep_nid = 0; /* no digital beep */
        }
 }