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ALSA: parisc: Constify snd_kcontrol_new items
author
Takashi Iwai
<tiwai@suse.de>
Fri, 3 Jan 2020 08:16:58 +0000
(09:16 +0100)
committer
Takashi Iwai
<tiwai@suse.de>
Fri, 3 Jan 2020 08:24:35 +0000
(09:24 +0100)
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.
Link:
https://lore.kernel.org/r/20200103081714.9560-43-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/parisc/harmony.c
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diff --git
a/sound/parisc/harmony.c
b/sound/parisc/harmony.c
index
d330f22
..
97241d9
100644
(file)
--- 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,