diff --git a/sound/Kconfig b/sound/Kconfig
index ee2e69a9ecd14ecd9fef1107c7a803f0b1a836de..6a215a8c0490dda16f094aa061bc9b9b1791a609 100644
--- a/sound/Kconfig
+++ b/sound/Kconfig
@@ -115,6 +115,7 @@ endif # SND
 menuconfig SOUND_PRIME
 	tristate "Open Sound System (DEPRECATED)"
 	select SOUND_OSS_CORE
+	depends on BROKEN
 	help
 	  Say 'Y' or 'M' to enable Open Sound System drivers.
 
diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
index ee08c389b4d68900c0065b346aeddb75a6e5eabc..978dc1801b3aceb8e2245b819097954c76595d77 100644
--- a/sound/hda/hdac_controller.c
+++ b/sound/hda/hdac_controller.c
@@ -106,7 +106,11 @@ void snd_hdac_bus_stop_cmd_io(struct hdac_bus *bus)
 	/* disable ringbuffer DMAs */
 	snd_hdac_chip_writeb(bus, RIRBCTL, 0);
 	snd_hdac_chip_writeb(bus, CORBCTL, 0);
+	spin_unlock_irq(&bus->reg_lock);
+
 	hdac_wait_for_cmd_dmas(bus);
+
+	spin_lock_irq(&bus->reg_lock);
 	/* disable unsolicited responses */
 	snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, 0);
 	spin_unlock_irq(&bus->reg_lock);
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index e8253737c47a4080c36efb46b45b3228f7c7897a..63bc894ddf5e8102c3f1ed93c80fef50c3f95700 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -860,7 +860,9 @@ static const struct hda_fixup cxt_fixups[] = {
 			{ 0x16, 0x21011020 }, /* line-out */
 			{ 0x18, 0x2181103f }, /* line-in */
 			{ }
-		}
+		},
+		.chained = true,
+		.chain_id = CXT_FIXUP_MUTE_LED_GPIO,
 	},
 	[CXT_FIXUP_HP_SPECTRE] = {
 		.type = HDA_FIXUP_PINS,