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@suse.de --- sound/aoa/codecs/onyx.c | 2 +- sound/aoa/codecs/tas.c | 2 +- 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, \