diff options
| author | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:16:49 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:24:23 +0100 |
| commit | 2eccd408037449ac6c1ceba1d74bd10c67dc13d7 (patch) | |
| tree | 7861e49b5ac26074bd0c9351a0d2a2fc89bd5a59 /sound/drivers/opl4 | |
| parent | dde5199c988b16426cf9a4e0df4b7ae06790471e (diff) | |
ALSA: drivers: Constify snd_kcontrol_new items
Most of snd_kcontrol_new definitions are read-only and passed as-is.
Let's declare them as const for further optimization.
Constify snd_kcontrol_new items
There should be no functional changes by this patch.
Link: https://lore.kernel.org/r/20200103081714.9560-34-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers/opl4')
| -rw-r--r-- | sound/drivers/opl4/opl4_mixer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/drivers/opl4/opl4_mixer.c b/sound/drivers/opl4/opl4_mixer.c index 7d4b3cc0fb6c..fa1e6eff43ab 100644 --- a/sound/drivers/opl4/opl4_mixer.c +++ b/sound/drivers/opl4/opl4_mixer.c @@ -47,7 +47,7 @@ static int snd_opl4_ctl_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_v return value != old_value; } -static struct snd_kcontrol_new snd_opl4_controls[] = { +static const struct snd_kcontrol_new snd_opl4_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "FM Playback Volume", |