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-rw-r--r--sound/usb/6fire/control.c2
-rw-r--r--sound/usb/caiaq/audio.c2
-rw-r--r--sound/usb/caiaq/device.c2
-rw-r--r--sound/usb/card.c2
-rw-r--r--sound/usb/clock.c2
-rw-r--r--sound/usb/endpoint.c5
-rw-r--r--sound/usb/line6/driver.c3
-rw-r--r--sound/usb/line6/driver.h8
-rw-r--r--sound/usb/line6/podhd.c125
-rw-r--r--sound/usb/midi.c2
-rw-r--r--sound/usb/mixer.c4
-rw-r--r--sound/usb/mixer_maps.c11
-rw-r--r--sound/usb/mixer_s1810c.c6
-rw-r--r--sound/usb/mixer_scarlett_gen2.c4
-rw-r--r--sound/usb/pcm.c6
-rw-r--r--sound/usb/quirks-table.h27
-rw-r--r--sound/usb/quirks.c14
-rw-r--r--sound/usb/stream.c3
18 files changed, 192 insertions, 36 deletions
diff --git a/sound/usb/6fire/control.c b/sound/usb/6fire/control.c
index 20f34d2ace5f..9bd8dcbb68e4 100644
--- a/sound/usb/6fire/control.c
+++ b/sound/usb/6fire/control.c
@@ -539,7 +539,7 @@ static int usb6fire_control_add_virtual(
 		ret = snd_ctl_add(card, control);
 		if (ret < 0)
 			return ret;
-		ret = snd_ctl_add_slave(vmaster, control);
+		ret = snd_ctl_add_follower(vmaster, control);
 		if (ret < 0)
 			return ret;
 		i++;
diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c
index e9243d53a107..3b6bb2cbe886 100644
--- a/sound/usb/caiaq/audio.c
+++ b/sound/usb/caiaq/audio.c
@@ -820,7 +820,7 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *cdev)
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_SESSIONIO):
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_GUITARRIGMOBILE):
 		cdev->samplerates |= SNDRV_PCM_RATE_192000;
-		/* fall thru */
+		fallthrough;
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO2DJ):
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c
index b669e119f654..2af3b7eb0a88 100644
--- a/sound/usb/caiaq/device.c
+++ b/sound/usb/caiaq/device.c
@@ -187,7 +187,7 @@ static void usb_ep1_command_reply_dispatch (struct urb* urb)
 			break;
 		}
 #ifdef CONFIG_SND_USB_CAIAQ_INPUT
-		/* fall through */
+		fallthrough;
 	case EP1_CMD_READ_ERP:
 	case EP1_CMD_READ_ANALOG:
 		snd_usb_caiaq_input_dispatch(cdev, buf, urb->actual_length);
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 162bdd6eb4d4..696e788c5d31 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -230,7 +230,7 @@ static int snd_usb_create_streams(struct snd_usb_audio *chip, int ctrlif)
 		dev_warn(&dev->dev,
 			 "unknown interface protocol %#02x, assuming v1\n",
 			 protocol);
-		/* fall through */
+		fallthrough;
 
 	case UAC_VERSION_1: {
 		struct uac1_ac_header_descriptor *h1;
diff --git a/sound/usb/clock.c b/sound/usb/clock.c
index b118cf97607f..f3ca59005d91 100644
--- a/sound/usb/clock.c
+++ b/sound/usb/clock.c
@@ -670,7 +670,7 @@ int snd_usb_init_sample_rate(struct snd_usb_audio *chip, int iface,
 			else
 				return 0;
 		}
-	/* fall through */
+		fallthrough;
 	case UAC_VERSION_2:
 		return set_sample_rate_v2v3(chip, iface, alts, fmt, rate);
 	}
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 01468d6ee356..5fbc8dd2f409 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -615,9 +615,8 @@ static void release_urbs(struct snd_usb_endpoint *ep, int force)
 	for (i = 0; i < ep->nurbs; i++)
 		release_urb_ctx(&ep->urb[i]);
 
-	if (ep->syncbuf)
-		usb_free_coherent(ep->chip->dev, SYNC_URBS * 4,
-				  ep->syncbuf, ep->sync_dma);
+	usb_free_coherent(ep->chip->dev, SYNC_URBS * 4,
+			  ep->syncbuf, ep->sync_dma);
 
 	ep->syncbuf = NULL;
 	ep->nurbs = 0;
diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index 2746d9698180..60674ce4879b 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -97,7 +97,7 @@ static void line6_stop_listen(struct usb_line6 *line6)
 /*
 	Send raw message in pieces of wMaxPacketSize bytes.
 */
-static int line6_send_raw_message(struct usb_line6 *line6, const char *buffer,
+int line6_send_raw_message(struct usb_line6 *line6, const char *buffer,
 				  int size)
 {
 	int i, done = 0;
@@ -132,6 +132,7 @@ static int line6_send_raw_message(struct usb_line6 *line6, const char *buffer,
 
 	return done;
 }
+EXPORT_SYMBOL_GPL(line6_send_raw_message);
 
 /*
 	Notification of completion of asynchronous request transmission.
diff --git a/sound/usb/line6/driver.h b/sound/usb/line6/driver.h
index 1a4e3700c80c..71d3da1db8c8 100644
--- a/sound/usb/line6/driver.h
+++ b/sound/usb/line6/driver.h
@@ -66,8 +66,8 @@
 
 extern const unsigned char line6_midi_id[3];
 
-static const int SYSEX_DATA_OFS = sizeof(line6_midi_id) + 3;
-static const int SYSEX_EXTRA_SIZE = sizeof(line6_midi_id) + 4;
+#define SYSEX_DATA_OFS (sizeof(line6_midi_id) + 3)
+#define SYSEX_EXTRA_SIZE (sizeof(line6_midi_id) + 4)
 
 /*
 	 Common properties of Line 6 devices.
@@ -108,6 +108,8 @@ enum {
 	LINE6_CAP_CONTROL_MIDI = 1 << 4,
 	/* device provides low-level information */
 	LINE6_CAP_CONTROL_INFO = 1 << 5,
+	/* device provides hardware monitoring volume control */
+	LINE6_CAP_HWMON_CTL =	1 << 6,
 };
 
 /*
@@ -185,6 +187,8 @@ extern int line6_read_data(struct usb_line6 *line6, unsigned address,
 			   void *data, unsigned datalen);
 extern int line6_read_serial_number(struct usb_line6 *line6,
 				    u32 *serial_number);
+extern int line6_send_raw_message(struct usb_line6 *line6,
+					const char *buffer, int size);
 extern int line6_send_raw_message_async(struct usb_line6 *line6,
 					const char *buffer, int size);
 extern int line6_send_sysex_message(struct usb_line6 *line6,
diff --git a/sound/usb/line6/podhd.c b/sound/usb/line6/podhd.c
index e39dc85c355a..eef45f7fef0d 100644
--- a/sound/usb/line6/podhd.c
+++ b/sound/usb/line6/podhd.c
@@ -11,6 +11,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <sound/core.h>
+#include <sound/control.h>
 #include <sound/pcm.h>
 
 #include "driver.h"
@@ -37,6 +38,9 @@ struct usb_line6_podhd {
 
 	/* Firmware version */
 	int firmware_version;
+
+	/* Monitor level */
+	int monitor_level;
 };
 
 #define line6_to_podhd(x)	container_of(x, struct usb_line6_podhd, line6)
@@ -250,6 +254,116 @@ static void podhd_disconnect(struct usb_line6 *line6)
 	}
 }
 
+static const unsigned int float_zero_to_one_lookup[] = {
+0x00000000, 0x3c23d70a, 0x3ca3d70a, 0x3cf5c28f, 0x3d23d70a, 0x3d4ccccd,
+0x3d75c28f, 0x3d8f5c29, 0x3da3d70a, 0x3db851ec, 0x3dcccccd, 0x3de147ae,
+0x3df5c28f, 0x3e051eb8, 0x3e0f5c29, 0x3e19999a, 0x3e23d70a, 0x3e2e147b,
+0x3e3851ec, 0x3e428f5c, 0x3e4ccccd, 0x3e570a3d, 0x3e6147ae, 0x3e6b851f,
+0x3e75c28f, 0x3e800000, 0x3e851eb8, 0x3e8a3d71, 0x3e8f5c29, 0x3e947ae1,
+0x3e99999a, 0x3e9eb852, 0x3ea3d70a, 0x3ea8f5c3, 0x3eae147b, 0x3eb33333,
+0x3eb851ec, 0x3ebd70a4, 0x3ec28f5c, 0x3ec7ae14, 0x3ecccccd, 0x3ed1eb85,
+0x3ed70a3d, 0x3edc28f6, 0x3ee147ae, 0x3ee66666, 0x3eeb851f, 0x3ef0a3d7,
+0x3ef5c28f, 0x3efae148, 0x3f000000, 0x3f028f5c, 0x3f051eb8, 0x3f07ae14,
+0x3f0a3d71, 0x3f0ccccd, 0x3f0f5c29, 0x3f11eb85, 0x3f147ae1, 0x3f170a3d,
+0x3f19999a, 0x3f1c28f6, 0x3f1eb852, 0x3f2147ae, 0x3f23d70a, 0x3f266666,
+0x3f28f5c3, 0x3f2b851f, 0x3f2e147b, 0x3f30a3d7, 0x3f333333, 0x3f35c28f,
+0x3f3851ec, 0x3f3ae148, 0x3f3d70a4, 0x3f400000, 0x3f428f5c, 0x3f451eb8,
+0x3f47ae14, 0x3f4a3d71, 0x3f4ccccd, 0x3f4f5c29, 0x3f51eb85, 0x3f547ae1,
+0x3f570a3d, 0x3f59999a, 0x3f5c28f6, 0x3f5eb852, 0x3f6147ae, 0x3f63d70a,
+0x3f666666, 0x3f68f5c3, 0x3f6b851f, 0x3f6e147b, 0x3f70a3d7, 0x3f733333,
+0x3f75c28f, 0x3f7851ec, 0x3f7ae148, 0x3f7d70a4, 0x3f800000
+};
+
+static void podhd_set_monitor_level(struct usb_line6_podhd *podhd, int value)
+{
+	unsigned int fl;
+	static const unsigned char msg[16] = {
+		/* Chunk is 0xc bytes (without first word) */
+		0x0c, 0x00,
+		/* First chunk in the message */
+		0x01, 0x00,
+		/* Message size is 2 4-byte words */
+		0x02, 0x00,
+		/* Unknown */
+		0x04, 0x41,
+		/* Unknown */
+		0x04, 0x00, 0x13, 0x00,
+		/* Volume, LE float32, 0.0 - 1.0 */
+		0x00, 0x00, 0x00, 0x00
+	};
+	unsigned char *buf;
+
+	buf = kmemdup(msg, sizeof(msg), GFP_KERNEL);
+	if (!buf)
+		return;
+
+	if (value < 0)
+		value = 0;
+
+	if (value >= ARRAY_SIZE(float_zero_to_one_lookup))
+		value = ARRAY_SIZE(float_zero_to_one_lookup) - 1;
+
+	fl = float_zero_to_one_lookup[value];
+
+	buf[12] = (fl >> 0) & 0xff;
+	buf[13] = (fl >> 8) & 0xff;
+	buf[14] = (fl >> 16) & 0xff;
+	buf[15] = (fl >> 24) & 0xff;
+
+	line6_send_raw_message(&podhd->line6, buf, sizeof(msg));
+	kfree(buf);
+
+	podhd->monitor_level = value;
+}
+
+/* control info callback */
+static int snd_podhd_control_monitor_info(struct snd_kcontrol *kcontrol,
+					struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 100;
+	uinfo->value.integer.step = 1;
+	return 0;
+}
+
+/* control get callback */
+static int snd_podhd_control_monitor_get(struct snd_kcontrol *kcontrol,
+				       struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
+	struct usb_line6_podhd *podhd = line6_to_podhd(line6pcm->line6);
+
+	ucontrol->value.integer.value[0] = podhd->monitor_level;
+	return 0;
+}
+
+/* control put callback */
+static int snd_podhd_control_monitor_put(struct snd_kcontrol *kcontrol,
+				       struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
+	struct usb_line6_podhd *podhd = line6_to_podhd(line6pcm->line6);
+
+	if (ucontrol->value.integer.value[0] == podhd->monitor_level)
+		return 0;
+
+	podhd_set_monitor_level(podhd, ucontrol->value.integer.value[0]);
+	return 1;
+}
+
+/* control definition */
+static const struct snd_kcontrol_new podhd_control_monitor = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "Monitor Playback Volume",
+	.index = 0,
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+	.info = snd_podhd_control_monitor_info,
+	.get = snd_podhd_control_monitor_get,
+	.put = snd_podhd_control_monitor_put
+};
+
 /*
 	Try to init POD HD device.
 */
@@ -298,6 +412,15 @@ static int podhd_init(struct usb_line6 *line6,
 			return err;
 	}
 
+	if (pod->line6.properties->capabilities & LINE6_CAP_HWMON_CTL) {
+		podhd_set_monitor_level(pod, 100);
+		err = snd_ctl_add(line6->card,
+				  snd_ctl_new1(&podhd_control_monitor,
+					       line6->line6pcm));
+		if (err < 0)
+			return err;
+	}
+
 	if (!(pod->line6.properties->capabilities & LINE6_CAP_CONTROL_INFO)) {
 		/* register USB audio system directly */
 		return snd_card_register(line6->card);
@@ -354,7 +477,7 @@ static const struct line6_properties podhd_properties_table[] = {
 		.id = "PODHD500",
 		.name = "POD HD500",
 		.capabilities	= LINE6_CAP_PCM | LINE6_CAP_CONTROL
-				| LINE6_CAP_HWMON,
+				| LINE6_CAP_HWMON | LINE6_CAP_HWMON_CTL,
 		.altsetting = 1,
 		.ctrl_if = 1,
 		.ep_ctrl_r = 0x81,
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index 354f57692938..df639fe03118 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -2408,7 +2408,7 @@ int __snd_usbmidi_create(struct snd_card *card,
 		break;
 	case QUIRK_MIDI_US122L:
 		umidi->usb_protocol_ops = &snd_usbmidi_122l_ops;
-		/* fall through */
+		fallthrough;
 	case QUIRK_MIDI_FIXED_ENDPOINT:
 		memcpy(&endpoints[0], quirk->data,
 		       sizeof(struct snd_usb_midi_endpoint_info));
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index eab0fd4fd7c3..6b0f3a8469ef 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1463,6 +1463,10 @@ static int mixer_ctl_connector_get(struct snd_kcontrol *kcontrol,
 	snd_usb_unlock_shutdown(chip);
 
 	if (ret < 0) {
+		if (strstr(kcontrol->id.name, "Speaker")) {
+			ucontrol->value.integer.value[0] = 1;
+			return 0;
+		}
 error:
 		usb_audio_err(chip,
 			"cannot get connectors status: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n",
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
index 9af7aa93f6fa..c369c81e74c4 100644
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -233,7 +233,7 @@ static const struct usbmix_name_map maya44_map[] = {
 };
 
 /* Section "justlink_map" below added by James Courtier-Dutton <James@superbug.demon.co.uk>
- * sourced from Maplin Electronics (http://www.maplin.co.uk), part number A56AK
+ * sourced from Maplin Electronics (https://www.maplin.co.uk), part number A56AK
  * Part has 2 connectors that act as a single output. (TOSLINK Optical for digital out, and 3.5mm Jack for Analogue out.)
  * The USB Mixer publishes a Microphone and extra Volume controls for it, but none exist on the device,
  * so this map removes all unwanted sliders from alsamixer
@@ -370,6 +370,11 @@ static const struct usbmix_name_map asus_rog_map[] = {
 	{}
 };
 
+static const struct usbmix_name_map lenovo_p620_rear_map[] = {
+	{ 19, NULL, 12 }, /* FU, Input Gain Pad */
+	{}
+};
+
 /* TRX40 mobos with Realtek ALC1220-VB */
 static const struct usbmix_name_map trx40_mobo_map[] = {
 	{ 18, NULL }, /* OT, IEC958 - broken response, disabled */
@@ -573,6 +578,10 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = {
 		.map = trx40_mobo_map,
 		.connector_map = trx40_mobo_connector_map,
 	},
+	{	/* Lenovo ThinkStation P620 Rear */
+		.id = USB_ID(0x17aa, 0x1046),
+		.map = lenovo_p620_rear_map,
+	},
 	{ 0 } /* terminator */
 };
 
diff --git a/sound/usb/mixer_s1810c.c b/sound/usb/mixer_s1810c.c
index 6483e47bafd0..c53a9773f310 100644
--- a/sound/usb/mixer_s1810c.c
+++ b/sound/usb/mixer_s1810c.c
@@ -554,11 +554,11 @@ int snd_sc1810_init_mixer(struct usb_mixer_interface *mixer)
 	dev_info(&dev->dev,
 		 "Presonus Studio 1810c, device_setup: %u\n", chip->setup);
 	if (chip->setup == 1)
-		dev_info(&dev->dev, "(8out/18in @ 48KHz)\n");
+		dev_info(&dev->dev, "(8out/18in @ 48kHz)\n");
 	else if (chip->setup == 2)
-		dev_info(&dev->dev, "(6out/8in @ 192KHz)\n");
+		dev_info(&dev->dev, "(6out/8in @ 192kHz)\n");
 	else
-		dev_info(&dev->dev, "(8out/14in @ 96KHz)\n");
+		dev_info(&dev->dev, "(8out/14in @ 96kHz)\n");
 
 	ret = snd_s1810c_init_mixer_maps(chip);
 	if (ret < 0)
diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c
index 74c00c905d24..0ffff7640892 100644
--- a/sound/usb/mixer_scarlett_gen2.c
+++ b/sound/usb/mixer_scarlett_gen2.c
@@ -332,7 +332,7 @@ static const struct scarlett2_device_info s18i8_gen2_info = {
 		},
 		[SCARLETT2_PORT_TYPE_SPDIF] = {
 			.id = 0x180,
-			/* S/PDIF outputs aren't available at 192KHz
+			/* S/PDIF outputs aren't available at 192kHz
 			 * but are included in the USB mux I/O
 			 * assignment message anyway
 			 */
@@ -401,7 +401,7 @@ static const struct scarlett2_device_info s18i20_gen2_info = {
 			.dst_descr = "Analogue Output %02d Playback"
 		},
 		[SCARLETT2_PORT_TYPE_SPDIF] = {
-			/* S/PDIF outputs aren't available at 192KHz
+			/* S/PDIF outputs aren't available at 192kHz
 			 * but are included in the USB mux I/O
 			 * assignment message anyway
 			 */
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index a69d9e75f66f..415bfec49a01 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -1696,8 +1696,8 @@ static void retire_playback_urb(struct snd_usb_substream *subs,
 	int processed = urb->transfer_buffer_length / ep->stride;
 	int est_delay;
 
-	/* ignore the delay accounting when procssed=0 is given, i.e.
-	 * silent payloads are procssed before handling the actual data
+	/* ignore the delay accounting when processed=0 is given, i.e.
+	 * silent payloads are processed before handling the actual data
 	 */
 	if (!processed)
 		return;
@@ -1744,7 +1744,7 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
 		subs->trigger_tstamp_pending_update = true;
-		/* fall through */
+		fallthrough;
 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 		subs->data_endpoint->prepare_data_urb = prepare_playback_urb;
 		subs->data_endpoint->retire_data_urb = retire_playback_urb;
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 9092cc0aa807..adb3b62afed4 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -127,7 +127,7 @@
 /*
  * HP Wireless Audio
  * When not ignored, causes instability issues for some users, forcing them to
- * blacklist the entire module.
+ * skip the entire module.
  */
 {
 	USB_DEVICE(0x0424, 0xb832),
@@ -2794,6 +2794,19 @@ YAMAHA_DEVICE(0x7010, "UB99"),
 	QUIRK_RENAME_DEVICE("Rane", "SL-1")
 },
 
+/* Lenovo ThinkStation P620 Rear Line-in, Line-out and Microphone */
+{
+	USB_DEVICE(0x17aa, 0x1046),
+	QUIRK_DEVICE_PROFILE("Lenovo", "ThinkStation P620 Rear",
+			     "Lenovo-ThinkStation-P620-Rear"),
+},
+/* Lenovo ThinkStation P620 Internal Speaker + Front Headset */
+{
+	USB_DEVICE(0x17aa, 0x104d),
+	QUIRK_DEVICE_PROFILE("Lenovo", "ThinkStation P620 Main",
+			     "Lenovo-ThinkStation-P620-Main"),
+},
+
 /* Native Instruments MK2 series */
 {
 	/* Komplete Audio 6 */
@@ -3252,11 +3265,15 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
 	}
 },
 
+/*
+ * The original product_name is "USB Sound Device", however this name
+ * is also used by the CM106 based cards, so make it unique.
+ */
+{
+	USB_DEVICE(0x0d8c, 0x0102),
+	QUIRK_RENAME_DEVICE(NULL, "ICUSBAUDIO7D")
+},
 {
-	/*
-	 * The original product_name is "USB Sound Device", however this name
-	 * is also used by the CM106 based cards, so make it unique.
-	 */
 	USB_DEVICE(0x0d8c, 0x0103),
 	QUIRK_RENAME_DEVICE(NULL, "Audio Advantage MicroII")
 },
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index fca72730a802..c551141f337e 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1144,14 +1144,14 @@ static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev)
 #define MAUDIO_SET		0x01 /* parse device_setup */
 #define MAUDIO_SET_COMPATIBLE	0x80 /* use only "win-compatible" interfaces */
 #define MAUDIO_SET_DTS		0x02 /* enable DTS Digital Output */
-#define MAUDIO_SET_96K		0x04 /* 48-96KHz rate if set, 8-48KHz otherwise */
+#define MAUDIO_SET_96K		0x04 /* 48-96kHz rate if set, 8-48kHz otherwise */
 #define MAUDIO_SET_24B		0x08 /* 24bits sample if set, 16bits otherwise */
 #define MAUDIO_SET_DI		0x10 /* enable Digital Input */
 #define MAUDIO_SET_MASK		0x1f /* bit mask for setup value */
-#define MAUDIO_SET_24B_48K_DI	 0x19 /* 24bits+48KHz+Digital Input */
-#define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48KHz+No Digital Input */
-#define MAUDIO_SET_16B_48K_DI	 0x11 /* 16bits+48KHz+Digital Input */
-#define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48KHz+No Digital Input */
+#define MAUDIO_SET_24B_48K_DI	 0x19 /* 24bits+48kHz+Digital Input */
+#define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48kHz+No Digital Input */
+#define MAUDIO_SET_16B_48K_DI	 0x11 /* 16bits+48kHz+Digital Input */
+#define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48kHz+No Digital Input */
 
 static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,
 				      int iface, int altno)
@@ -1597,7 +1597,7 @@ void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)
 
 	/*
 	 * M-Audio Fast Track C400/C600 - when packets are not skipped, real
-	 * world latency varies by approx. +/- 50 frames (at 96KHz) each time
+	 * world latency varies by approx. +/- 50 frames (at 96kHz) each time
 	 * the stream is (re)started. When skipping packets 16 at endpoint
 	 * start up, the real world latency is stable within +/- 1 frame (also
 	 * across power cycles).
@@ -1839,7 +1839,7 @@ void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
 		/*
 		 * MaxPacketsOnly attribute is erroneously set in endpoint
 		 * descriptors. As a result this card produces noise with
-		 * all sample rates other than 96 KHz.
+		 * all sample rates other than 96 kHz.
 		 */
 		fp->attributes &= ~UAC_EP_CS_ATTR_FILL_MAX;
 		break;
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 15296f2c902c..4d1e6579e54d 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -1146,9 +1146,8 @@ static int __snd_usb_parse_audio_interface(struct snd_usb_audio *chip,
 			dev_dbg(&dev->dev, "%u:%d: unknown interface protocol %#02x, assuming v1\n",
 				iface_no, altno, protocol);
 			protocol = UAC_VERSION_1;
-			/* fall through */
+			fallthrough;
 		case UAC_VERSION_1:
-			/* fall through */
 		case UAC_VERSION_2: {
 			int bm_quirk = 0;
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-10-03 16:27:53 +0000