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authorTakashi Iwai <tiwai@suse.de>2023-08-16 18:02:48 +0200
committerTakashi Iwai <tiwai@suse.de>2023-08-17 09:24:08 +0200
commitea29a02fd802d8df8202819f0a50d4ebb960bb2a (patch)
tree6fb9fc708c0e8cbfbb25ab5c091922d1b8d3560a
parentALSA: hwdep: Don't embed device (diff)
downloadlinux-ea29a02fd802d8df8202819f0a50d4ebb960bb2a.tar.xz
linux-ea29a02fd802d8df8202819f0a50d4ebb960bb2a.zip
ALSA: rawmidi: Don't embed device
This patch detaches the struct device from the snd_rawmidi object by allocating via snd_device_alloc(), just like done for other devices. Reviewed-by: Jaroslav Kysela <perex@perex.cz> Signed-off-by: Curtis Malainey <cujomalainey@chromium.org> Tested-by: Curtis Malainey <cujomalainey@chromium.org> Link: https://lore.kernel.org/r/20230816160252.23396-6-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--include/sound/rawmidi.h2
-rw-r--r--sound/core/rawmidi.c29
-rw-r--r--sound/core/ump.c8
3 files changed, 18 insertions, 21 deletions
diff --git a/include/sound/rawmidi.h b/include/sound/rawmidi.h
index b0197b1d1fe4..f31cabf0158c 100644
--- a/include/sound/rawmidi.h
+++ b/include/sound/rawmidi.h
@@ -135,7 +135,7 @@ struct snd_rawmidi {
struct mutex open_mutex;
wait_queue_head_t open_wait;
- struct device dev;
+ struct device *dev;
struct snd_info_entry *proc_entry;
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index 2d3cec908154..ba06484ac4aa 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -44,11 +44,11 @@ static LIST_HEAD(snd_rawmidi_devices);
static DEFINE_MUTEX(register_mutex);
#define rmidi_err(rmidi, fmt, args...) \
- dev_err(&(rmidi)->dev, fmt, ##args)
+ dev_err((rmidi)->dev, fmt, ##args)
#define rmidi_warn(rmidi, fmt, args...) \
- dev_warn(&(rmidi)->dev, fmt, ##args)
+ dev_warn((rmidi)->dev, fmt, ##args)
#define rmidi_dbg(rmidi, fmt, args...) \
- dev_dbg(&(rmidi)->dev, fmt, ##args)
+ dev_dbg((rmidi)->dev, fmt, ##args)
struct snd_rawmidi_status32 {
s32 stream;
@@ -1877,11 +1877,6 @@ static int snd_rawmidi_alloc_substreams(struct snd_rawmidi *rmidi,
return 0;
}
-static void release_rawmidi_device(struct device *dev)
-{
- kfree(container_of(dev, struct snd_rawmidi, dev));
-}
-
/* used for both rawmidi and ump */
int snd_rawmidi_init(struct snd_rawmidi *rmidi,
struct snd_card *card, char *id, int device,
@@ -1906,12 +1901,13 @@ int snd_rawmidi_init(struct snd_rawmidi *rmidi,
if (id != NULL)
strscpy(rmidi->id, id, sizeof(rmidi->id));
- snd_device_initialize(&rmidi->dev, card);
- rmidi->dev.release = release_rawmidi_device;
+ err = snd_device_alloc(&rmidi->dev, card);
+ if (err < 0)
+ return err;
if (rawmidi_is_ump(rmidi))
- dev_set_name(&rmidi->dev, "umpC%iD%i", card->number, device);
+ dev_set_name(rmidi->dev, "umpC%iD%i", card->number, device);
else
- dev_set_name(&rmidi->dev, "midiC%iD%i", card->number, device);
+ dev_set_name(rmidi->dev, "midiC%iD%i", card->number, device);
err = snd_rawmidi_alloc_substreams(rmidi,
&rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT],
@@ -1996,7 +1992,8 @@ int snd_rawmidi_free(struct snd_rawmidi *rmidi)
snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT]);
if (rmidi->private_free)
rmidi->private_free(rmidi);
- put_device(&rmidi->dev);
+ put_device(rmidi->dev);
+ kfree(rmidi);
return 0;
}
EXPORT_SYMBOL_GPL(snd_rawmidi_free);
@@ -2038,7 +2035,7 @@ static int snd_rawmidi_dev_register(struct snd_device *device)
err = snd_register_device(SNDRV_DEVICE_TYPE_RAWMIDI,
rmidi->card, rmidi->device,
- &snd_rawmidi_f_ops, rmidi, &rmidi->dev);
+ &snd_rawmidi_f_ops, rmidi, rmidi->dev);
if (err < 0) {
rmidi_err(rmidi, "unable to register\n");
goto error;
@@ -2103,7 +2100,7 @@ static int snd_rawmidi_dev_register(struct snd_device *device)
return 0;
error_unregister:
- snd_unregister_device(&rmidi->dev);
+ snd_unregister_device(rmidi->dev);
error:
mutex_lock(&register_mutex);
list_del(&rmidi->list);
@@ -2142,7 +2139,7 @@ static int snd_rawmidi_dev_disconnect(struct snd_device *device)
rmidi->ossreg = 0;
}
#endif /* CONFIG_SND_OSSEMUL */
- snd_unregister_device(&rmidi->dev);
+ snd_unregister_device(rmidi->dev);
mutex_unlock(&rmidi->open_mutex);
mutex_unlock(&register_mutex);
return 0;
diff --git a/sound/core/ump.c b/sound/core/ump.c
index 246348766ec1..fbe2892e72fd 100644
--- a/sound/core/ump.c
+++ b/sound/core/ump.c
@@ -13,10 +13,10 @@
#include <sound/ump.h>
#include <sound/ump_convert.h>
-#define ump_err(ump, fmt, args...) dev_err(&(ump)->core.dev, fmt, ##args)
-#define ump_warn(ump, fmt, args...) dev_warn(&(ump)->core.dev, fmt, ##args)
-#define ump_info(ump, fmt, args...) dev_info(&(ump)->core.dev, fmt, ##args)
-#define ump_dbg(ump, fmt, args...) dev_dbg(&(ump)->core.dev, fmt, ##args)
+#define ump_err(ump, fmt, args...) dev_err((ump)->core.dev, fmt, ##args)
+#define ump_warn(ump, fmt, args...) dev_warn((ump)->core.dev, fmt, ##args)
+#define ump_info(ump, fmt, args...) dev_info((ump)->core.dev, fmt, ##args)
+#define ump_dbg(ump, fmt, args...) dev_dbg((ump)->core.dev, fmt, ##args)
static int snd_ump_dev_register(struct snd_rawmidi *rmidi);
static int snd_ump_dev_unregister(struct snd_rawmidi *rmidi);