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authorChris Zankel <chris@zankel.net>2015-08-29 23:55:58 (GMT)
committerChris Zankel <chris@zankel.net>2015-08-29 23:55:58 (GMT)
commit650c919798c71fb34b77a6f2ba03a06907f06a76 (patch)
treed1c60012d4d86846d25f1d0b783b5122c26a2e31 /sound/pci/hda/patch_conexant.c
parent895fb3159280fe7695b35ec7c87ec19e13ca5b6e (diff)
parent64291f7db5bd8150a74ad2036f1037e6a0428df2 (diff)
downloadlinux-650c919798c71fb34b77a6f2ba03a06907f06a76.tar.xz
Merge tag 'v4.2' into for_next
Linux 4.2
Diffstat (limited to 'sound/pci/hda/patch_conexant.c')
-rw-r--r--sound/pci/hda/patch_conexant.c23
1 files changed, 22 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index f788a91..ca03c40 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -200,12 +200,33 @@ static int cx_auto_init(struct hda_codec *codec)
return 0;
}
-#define cx_auto_free snd_hda_gen_free
+static void cx_auto_reboot_notify(struct hda_codec *codec)
+{
+ struct conexant_spec *spec = codec->spec;
+
+ if (codec->core.vendor_id != 0x14f150f2)
+ return;
+
+ /* Turn the CX20722 codec into D3 to avoid spurious noises
+ from the internal speaker during (and after) reboot */
+ cx_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, false);
+
+ snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
+ snd_hda_codec_write(codec, codec->core.afg, 0,
+ AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
+}
+
+static void cx_auto_free(struct hda_codec *codec)
+{
+ cx_auto_reboot_notify(codec);
+ snd_hda_gen_free(codec);
+}
static const struct hda_codec_ops cx_auto_patch_ops = {
.build_controls = cx_auto_build_controls,
.build_pcms = snd_hda_gen_build_pcms,
.init = cx_auto_init,
+ .reboot_notify = cx_auto_reboot_notify,
.free = cx_auto_free,
.unsol_event = snd_hda_jack_unsol_event,
#ifdef CONFIG_PM