From 297b60346df8beafee954a0fd7c2d64f33f3b9bc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:44:05 +0000
Subject: [PATCH] rtl8211F_led_control

---
 kernel/sound/usb/usx2y/us122l.c |   65 ++++++--------------------------
 1 files changed, 13 insertions(+), 52 deletions(-)

diff --git a/kernel/sound/usb/usx2y/us122l.c b/kernel/sound/usb/usx2y/us122l.c
index 8082f7b..6e1bfe8 100644
--- a/kernel/sound/usb/usx2y/us122l.c
+++ b/kernel/sound/usb/usx2y/us122l.c
@@ -1,19 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Copyright (C) 2007, 2008 Karsten Wiese <fzu@wemgehoertderstaat.de>
- *
- * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
 #include <linux/slab.h>
@@ -53,13 +40,13 @@
 
 static int us122l_create_usbmidi(struct snd_card *card)
 {
-	static struct snd_usb_midi_endpoint_info quirk_data = {
+	static const struct snd_usb_midi_endpoint_info quirk_data = {
 		.out_ep = 4,
 		.in_ep = 3,
 		.out_cables =	0x001,
 		.in_cables =	0x001
 	};
-	static struct snd_usb_audio_quirk quirk = {
+	static const struct snd_usb_audio_quirk quirk = {
 		.vendor_name =	"US122L",
 		.product_name =	NAME_ALLCAPS,
 		.ifnum = 	1,
@@ -75,13 +62,13 @@
 
 static int us144_create_usbmidi(struct snd_card *card)
 {
-	static struct snd_usb_midi_endpoint_info quirk_data = {
+	static const struct snd_usb_midi_endpoint_info quirk_data = {
 		.out_ep = 4,
 		.in_ep = 3,
 		.out_cables =	0x001,
 		.in_cables =	0x001
 	};
-	static struct snd_usb_audio_quirk quirk = {
+	static const struct snd_usb_audio_quirk quirk = {
 		.vendor_name =	"US144",
 		.product_name =	NAME_ALLCAPS,
 		.ifnum = 	0,
@@ -95,40 +82,13 @@
 				  &US122L(card)->midi_list, &quirk);
 }
 
-/*
- * Wrapper for usb_control_msg().
- * Allocates a temp buffer to prevent dmaing from/to the stack.
- */
-static int us122l_ctl_msg(struct usb_device *dev, unsigned int pipe,
-			  __u8 request, __u8 requesttype,
-			  __u16 value, __u16 index, void *data,
-			  __u16 size, int timeout)
-{
-	int err;
-	void *buf = NULL;
-
-	if (size > 0) {
-		buf = kmemdup(data, size, GFP_KERNEL);
-		if (!buf)
-			return -ENOMEM;
-	}
-	err = usb_control_msg(dev, pipe, request, requesttype,
-			      value, index, buf, size, timeout);
-	if (size > 0) {
-		memcpy(data, buf, size);
-		kfree(buf);
-	}
-	return err;
-}
-
 static void pt_info_set(struct usb_device *dev, u8 v)
 {
 	int ret;
 
-	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
-			      'I',
-			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
-			      v, 0, NULL, 0, 1000);
+	ret = usb_control_msg_send(dev, 0, 'I',
+				   USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+				   v, 0, NULL, 0, 1000, GFP_NOIO);
 	snd_printdd(KERN_DEBUG "%i\n", ret);
 }
 
@@ -318,10 +278,11 @@
 	data[0] = rate;
 	data[1] = rate >> 8;
 	data[2] = rate >> 16;
-	err = us122l_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
-			     USB_TYPE_CLASS|USB_RECIP_ENDPOINT|USB_DIR_OUT,
-			     UAC_EP_CS_ATTR_SAMPLE_RATE << 8, ep, data, 3, 1000);
-	if (err < 0)
+	err = usb_control_msg_send(dev, 0, UAC_SET_CUR,
+				   USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_OUT,
+				   UAC_EP_CS_ATTR_SAMPLE_RATE << 8, ep, data, 3,
+				   1000, GFP_NOIO);
+	if (err)
 		snd_printk(KERN_ERR "%d: cannot set freq %d to ep 0x%x\n",
 			   dev->devnum, rate, ep);
 	return err;

--
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