diff --git a/src/add-ons/kernel/drivers/audio/hda/driver.cpp b/src/add-ons/kernel/drivers/audio/hda/driver.cpp
index 1faf4691fc..02cabb158b 100644
--- a/src/add-ons/kernel/drivers/audio/hda/driver.cpp
+++ b/src/add-ons/kernel/drivers/audio/hda/driver.cpp
@@ -61,10 +61,11 @@ init_driver(void)
 			sprintf(path, DEVFS_PATH_FORMAT, gNumCards);
 			gCards[gNumCards++].devfs_path = strdup(path);
 
-			dprintf("HDA: Detected controller @ PCI:%d:%d:%d, IRQ:%d, type %04x/%04x\n",
+			dprintf("HDA: Detected controller @ PCI:%d:%d:%d, IRQ:%d, type %04x/%04x (%04x/%04x)\n",
 				info.bus, info.device, info.function,
 				info.u.h0.interrupt_line,
-				info.vendor_id, info.device_id);
+				info.vendor_id, info.device_id,
+				info.u.h0.subsystem_vendor_id, info.u.h0.subsystem_id);
 		}
 	}
 
diff --git a/src/add-ons/kernel/drivers/audio/hda/hda_codec.cpp b/src/add-ons/kernel/drivers/audio/hda/hda_codec.cpp
index 638c1f4246..5268ad37ae 100644
--- a/src/add-ons/kernel/drivers/audio/hda/hda_codec.cpp
+++ b/src/add-ons/kernel/drivers/audio/hda/hda_codec.cpp
@@ -615,6 +615,11 @@ hda_codec_parse_audio_group(hda_audio_group* audioGroup)
 				}
 				break;
 
+			case WT_VOLUME_KNOB:
+				verbs[0] = MAKE_VERB(audioGroup->codec->addr, nodeID,
+					VID_SET_VOLUME_KNOB_CONTROL, 0x0);
+				hda_send_verbs(audioGroup->codec, verbs, NULL, 1);
+				break;
 			default:
 				break;
 		}
diff --git a/src/add-ons/kernel/drivers/audio/hda/hda_codec_defs.h b/src/add-ons/kernel/drivers/audio/hda/hda_codec_defs.h
index 7fd32b1d82..139f4b7deb 100644
--- a/src/add-ons/kernel/drivers/audio/hda/hda_codec_defs.h
+++ b/src/add-ons/kernel/drivers/audio/hda/hda_codec_defs.h
@@ -84,6 +84,8 @@ enum pin_dev_type {
 #define VID_SET_PINSENSE		0x70900
 #define VID_GET_EAPDBTL_EN		0xF0C00
 #define VID_SET_EAPDBTL_EN		0x70C00
+#define VID_GET_VOLUME_KNOB_CONTROL	0xF0F00
+#define VID_SET_VOLUME_KNOB_CONTROL	0x70F00
 #define VID_GET_GPIDATA			0xF1000
 #define VID_SET_GPIDATA			0x71000
 #define VID_GET_GPIWAKE_EN		0xF1100