[alsa-devel] [PATCH 42/58] ALSA: parisc: Constify snd_kcontrol_new items
Takashi Iwai
tiwai at suse.de
Fri Jan 3 09:16:58 CET 2020
Most of snd_kcontrol_new definitions are read-only and passed as-is.
Let's declare them as const for further optimization.
There should be no functional changes by this patch.
Signed-off-by: Takashi Iwai <tiwai at suse.de>
---
sound/parisc/harmony.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/parisc/harmony.c b/sound/parisc/harmony.c
index d330f22a3e8f..97241d984c6c 100644
--- a/sound/parisc/harmony.c
+++ b/sound/parisc/harmony.c
@@ -797,7 +797,7 @@ snd_harmony_captureroute_put(struct snd_kcontrol *kc,
.private_value = ((left_shift) | ((right_shift) << 8) | \
((mask) << 16) | ((invert) << 24)) }
-static struct snd_kcontrol_new snd_harmony_controls[] = {
+static const struct snd_kcontrol_new snd_harmony_controls[] = {
HARMONY_VOLUME("Master Playback Volume", HARMONY_GAIN_LO_SHIFT,
HARMONY_GAIN_RO_SHIFT, HARMONY_GAIN_OUT, 1),
HARMONY_VOLUME("Capture Volume", HARMONY_GAIN_LI_SHIFT,
--
2.16.4
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