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ALSA: drivers: Constify snd_kcontrol_new items

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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>
This commit is contained in:
Takashi Iwai
2020-01-03 09:16:49 +01:00
parent dde5199c98
commit 2eccd40803
5 changed files with 13 additions and 13 deletions
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2
sound/drivers/dummy.c
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@@ -849,7 +849,7 @@ static int snd_dummy_iobox_put(struct snd_kcontrol *kcontrol,
return changed;
}
static struct snd_kcontrol_new snd_dummy_controls[] = {
static const struct snd_kcontrol_new snd_dummy_controls[] = {
DUMMY_VOLUME("Master Volume", 0, MIXER_ADDR_MASTER),
DUMMY_CAPSRC("Master Capture Switch", 0, MIXER_ADDR_MASTER),
DUMMY_VOLUME("Synth Volume", 0, MIXER_ADDR_SYNTH),