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| author | Takashi Iwai <tiwai@suse.de> | 2014-01-29 14:54:10 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-02-14 11:14:12 +0400 |
| commit | 34356dbdb64e9f12cc8ce1bb0d9e38a75b1e4638 (patch) | |
| tree | b6a9f9a3747212a3da05e42d44cfad633954ed58 | |
| parent | 8bfb181c17d20956f156e84638912e00e1aaca86 (diff) | |
| download | linux-34356dbdb64e9f12cc8ce1bb0d9e38a75b1e4638.tar.xz | |
ALSA: Use static groups for id and number card sysfs attr files
... instead of calling device_create_file() manually.
No functional change.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/core/init.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/sound/core/init.c b/sound/core/init.c index f7875049c5e1..ff96eda898e3 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -157,6 +157,7 @@ static int get_slot_from_bitmask(int mask, int (*check)(struct module *, int), } static int snd_card_do_free(struct snd_card *card); +static const struct attribute_group *card_dev_attr_groups[]; static void release_card_device(struct device *dev) { @@ -245,6 +246,7 @@ int snd_card_new(struct device *parent, int idx, const char *xid, card->card_dev.parent = parent; card->card_dev.class = sound_class; card->card_dev.release = release_card_device; + card->card_dev.groups = card_dev_attr_groups; err = kobject_set_name(&card->card_dev.kobj, "card%d", idx); if (err < 0) goto __error; @@ -679,8 +681,7 @@ card_id_store_attr(struct device *dev, struct device_attribute *attr, return count; } -static struct device_attribute card_id_attrs = - __ATTR(id, S_IRUGO | S_IWUSR, card_id_show_attr, card_id_store_attr); +static DEVICE_ATTR(id, S_IRUGO | S_IWUSR, card_id_show_attr, card_id_store_attr); static ssize_t card_number_show_attr(struct device *dev, @@ -690,8 +691,22 @@ card_number_show_attr(struct device *dev, return snprintf(buf, PAGE_SIZE, "%i\n", card ? card->number : -1); } -static struct device_attribute card_number_attrs = - __ATTR(number, S_IRUGO, card_number_show_attr, NULL); +static DEVICE_ATTR(number, S_IRUGO, card_number_show_attr, NULL); + +static struct attribute *card_dev_attrs[] = { + &dev_attr_id.attr, + &dev_attr_number.attr, + NULL +}; + +static struct attribute_group card_dev_attr_group = { + .attrs = card_dev_attrs, +}; + +static const struct attribute_group *card_dev_attr_groups[] = { + &card_dev_attr_group, + NULL +}; /** * snd_card_register - register the soundcard @@ -745,15 +760,6 @@ int snd_card_register(struct snd_card *card) if (snd_mixer_oss_notify_callback) snd_mixer_oss_notify_callback(card, SND_MIXER_OSS_NOTIFY_REGISTER); #endif - if (card->registered) { - err = device_create_file(&card->card_dev, &card_id_attrs); - if (err < 0) - return err; - err = device_create_file(&card->card_dev, &card_number_attrs); - if (err < 0) - return err; - } - return 0; } |