diff --git a/sound/usb/proc.c b/sound/usb/proc.c
index 0ac89e2..49e3f17 100644
--- a/sound/usb/proc.c
+++ b/sound/usb/proc.c
@@ -1,18 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <linux/init.h>
@@ -61,11 +48,10 @@
 
 void snd_usb_audio_create_proc(struct snd_usb_audio *chip)
 {
-	struct snd_info_entry *entry;
-	if (!snd_card_proc_new(chip->card, "usbbus", &entry))
-		snd_info_set_text_ops(entry, chip, proc_audio_usbbus_read);
-	if (!snd_card_proc_new(chip->card, "usbid", &entry))
-		snd_info_set_text_ops(entry, chip, proc_audio_usbid_read);
+	snd_card_ro_proc_new(chip->card, "usbbus", chip,
+			     proc_audio_usbbus_read);
+	snd_card_ro_proc_new(chip->card, "usbid", chip,
+			     proc_audio_usbid_read);
 }
 
 /*
@@ -110,6 +96,7 @@
 		if (subs->speed != USB_SPEED_FULL)
 			snd_iprintf(buffer, "    Data packet interval: %d us\n",
 				    125 * (1 << fp->datainterval));
+		snd_iprintf(buffer, "    Bits: %d\n", fp->fmt_bits);
 		// snd_iprintf(buffer, "    Max Packet Size = %d\n", fp->maxpacksize);
 		// snd_iprintf(buffer, "    EP Attribute = %#x\n", fp->attributes);
 	}
@@ -167,12 +154,10 @@
 
 void snd_usb_proc_pcm_format_add(struct snd_usb_stream *stream)
 {
-	struct snd_info_entry *entry;
 	char name[32];
 	struct snd_card *card = stream->chip->card;
 
 	sprintf(name, "stream%d", stream->pcm_index);
-	if (!snd_card_proc_new(card, name, &entry))
-		snd_info_set_text_ops(entry, stream, proc_pcm_format_read);
+	snd_card_ro_proc_new(card, name, stream, proc_pcm_format_read);
 }