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| author | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:16:48 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:24:22 +0100 |
| commit | dde5199c988b16426cf9a4e0df4b7ae06790471e (patch) | |
| tree | da24031c3c895ecb5543a0aa95d2d836fd58ce16 | |
| parent | ALSA: mixer: oss: Constify snd_mixer_oss_assign_table definition (diff) | |
| download | linux-dde5199c988b16426cf9a4e0df4b7ae06790471e.tar.xz linux-dde5199c988b16426cf9a4e0df4b7ae06790471e.zip | |
ALSA: aoa: 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.
There should be no functional changes by this patch.
Link: https://lore.kernel.org/r/20200103081714.9560-33-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/aoa/codecs/onyx.c | 2 | ||||
| -rw-r--r-- | sound/aoa/codecs/tas.c | 2 | ||||
| -rw-r--r-- | sound/aoa/fabrics/layout.c | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/sound/aoa/codecs/onyx.c b/sound/aoa/codecs/onyx.c index 83ab3e58a0d3..f85bc8a1e2a6 100644 --- a/sound/aoa/codecs/onyx.c +++ b/sound/aoa/codecs/onyx.c @@ -413,7 +413,7 @@ static int onyx_snd_single_bit_put(struct snd_kcontrol *kcontrol, } #define SINGLE_BIT(n, type, description, address, mask, flags) \ -static struct snd_kcontrol_new n##_control = { \ +static const struct snd_kcontrol_new n##_control = { \ .iface = SNDRV_CTL_ELEM_IFACE_##type, \ .name = description, \ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, \ diff --git a/sound/aoa/codecs/tas.c b/sound/aoa/codecs/tas.c index c60b78367fc9..d3e37577b529 100644 --- a/sound/aoa/codecs/tas.c +++ b/sound/aoa/codecs/tas.c @@ -369,7 +369,7 @@ static int tas_snd_mixer_put(struct snd_kcontrol *kcontrol, } #define MIXER_CONTROL(n,descr,idx) \ -static struct snd_kcontrol_new n##_control = { \ +static const struct snd_kcontrol_new n##_control = { \ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ .name = descr " Playback Volume", \ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, \ diff --git a/sound/aoa/fabrics/layout.c b/sound/aoa/fabrics/layout.c index 801b2f7699c2..d2e85b83f7ed 100644 --- a/sound/aoa/fabrics/layout.c +++ b/sound/aoa/fabrics/layout.c @@ -655,7 +655,7 @@ static int n##_control_put(struct snd_kcontrol *kcontrol, \ !!ucontrol->value.integer.value[0]); \ return 1; \ } \ -static struct snd_kcontrol_new n##_ctl = { \ +static const struct snd_kcontrol_new n##_ctl = { \ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ .name = description, \ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, \ |