From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/sound/firewire/motu/motu-midi.c | 63 +++++++------------------------
1 files changed, 15 insertions(+), 48 deletions(-)
diff --git a/kernel/sound/firewire/motu/motu-midi.c b/kernel/sound/firewire/motu/motu-midi.c
index e55cab6..2365f7d 100644
--- a/kernel/sound/firewire/motu/motu-midi.c
+++ b/kernel/sound/firewire/motu/motu-midi.c
@@ -1,13 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* motu-midi.h - a part of driver for MOTU FireWire series
*
* Copyright (c) 2015-2017 Takashi Sakamoto <o-takashi@sakamocchi.jp>
- *
- * Licensed under the terms of the GNU General Public License, version 2.
*/
#include "motu.h"
-static int midi_capture_open(struct snd_rawmidi_substream *substream)
+static int midi_open(struct snd_rawmidi_substream *substream)
{
struct snd_motu *motu = substream->rmidi->private_data;
int err;
@@ -18,8 +17,13 @@
mutex_lock(&motu->mutex);
- motu->capture_substreams++;
- err = snd_motu_stream_start_duplex(motu, 0);
+ err = snd_motu_stream_reserve_duplex(motu, 0, 0, 0);
+ if (err >= 0) {
+ ++motu->substreams_counter;
+ err = snd_motu_stream_start_duplex(motu);
+ if (err < 0)
+ --motu->substreams_counter;
+ }
mutex_unlock(&motu->mutex);
@@ -29,50 +33,13 @@
return err;
}
-static int midi_playback_open(struct snd_rawmidi_substream *substream)
-{
- struct snd_motu *motu = substream->rmidi->private_data;
- int err;
-
- err = snd_motu_stream_lock_try(motu);
- if (err < 0)
- return err;
-
- mutex_lock(&motu->mutex);
-
- motu->playback_substreams++;
- err = snd_motu_stream_start_duplex(motu, 0);
-
- mutex_unlock(&motu->mutex);
-
- if (err < 0)
- snd_motu_stream_lock_release(motu);
-
- return err;
-}
-
-static int midi_capture_close(struct snd_rawmidi_substream *substream)
+static int midi_close(struct snd_rawmidi_substream *substream)
{
struct snd_motu *motu = substream->rmidi->private_data;
mutex_lock(&motu->mutex);
- motu->capture_substreams--;
- snd_motu_stream_stop_duplex(motu);
-
- mutex_unlock(&motu->mutex);
-
- snd_motu_stream_lock_release(motu);
- return 0;
-}
-
-static int midi_playback_close(struct snd_rawmidi_substream *substream)
-{
- struct snd_motu *motu = substream->rmidi->private_data;
-
- mutex_lock(&motu->mutex);
-
- motu->playback_substreams--;
+ --motu->substreams_counter;
snd_motu_stream_stop_duplex(motu);
mutex_unlock(&motu->mutex);
@@ -129,13 +96,13 @@
int snd_motu_create_midi_devices(struct snd_motu *motu)
{
static const struct snd_rawmidi_ops capture_ops = {
- .open = midi_capture_open,
- .close = midi_capture_close,
+ .open = midi_open,
+ .close = midi_close,
.trigger = midi_capture_trigger,
};
static const struct snd_rawmidi_ops playback_ops = {
- .open = midi_playback_open,
- .close = midi_playback_close,
+ .open = midi_open,
+ .close = midi_close,
.trigger = midi_playback_trigger,
};
struct snd_rawmidi *rmidi;
--
Gitblit v1.6.2