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| author | Dave Airlie <airlied@redhat.com> | 2022-11-24 11:05:43 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2022-11-24 11:05:43 +1000 |
| commit | d47f9580839eb6fe568e38b2084d94887fbf5ce0 (patch) | |
| tree | 2493555057f8e5c850590d7438fdbf4472666201 /sound/core/control.c | |
| parent | 3d335a523b938a445a674be24d1dd5c7a4c86fb6 (diff) | |
| parent | eb7081409f94a9a8608593d0fb63a1aa3d6f95d8 (diff) | |
Backmerge tag 'v6.1-rc6' into drm-next
Linux 6.1-rc6
This is needed for drm-misc-next and tegra.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'sound/core/control.c')
| -rw-r--r-- | sound/core/control.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/sound/core/control.c b/sound/core/control.c index a7271927d875..50e7ba66f187 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -753,6 +753,29 @@ int snd_ctl_rename_id(struct snd_card *card, struct snd_ctl_elem_id *src_id, } EXPORT_SYMBOL(snd_ctl_rename_id); +/** + * snd_ctl_rename - rename the control on the card + * @card: the card instance + * @kctl: the control to rename + * @name: the new name + * + * Renames the specified control on the card to the new name. + * + * Make sure to take the control write lock - down_write(&card->controls_rwsem). + */ +void snd_ctl_rename(struct snd_card *card, struct snd_kcontrol *kctl, + const char *name) +{ + remove_hash_entries(card, kctl); + + if (strscpy(kctl->id.name, name, sizeof(kctl->id.name)) < 0) + pr_warn("ALSA: Renamed control new name '%s' truncated to '%s'\n", + name, kctl->id.name); + + add_hash_entries(card, kctl); +} +EXPORT_SYMBOL(snd_ctl_rename); + #ifndef CONFIG_SND_CTL_FAST_LOOKUP static struct snd_kcontrol * snd_ctl_find_numid_slow(struct snd_card *card, unsigned int numid) |