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| author | Takashi Iwai <tiwai@suse.de> | 2020-01-03 11:16:53 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-03 11:24:28 +0300 |
| commit | b4e5e70775546480035e156b40040e5d0d4264d1 (patch) | |
| tree | a09b88a21989aa000448973c1e08f82e429d88f9 /sound/pci/ice1712/ews.c | |
| parent | 35ace5e8410e41df8719ee9fee49312655efa26a (diff) | |
| download | linux-b4e5e70775546480035e156b40040e5d0d4264d1.tar.xz | |
ALSA: pci: 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/20200103081714.9560-38-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ice1712/ews.c')
| -rw-r--r-- | sound/pci/ice1712/ews.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/pci/ice1712/ews.c b/sound/pci/ice1712/ews.c index fe08dd9f1564..3794308313bf 100644 --- a/sound/pci/ice1712/ews.c +++ b/sound/pci/ice1712/ews.c @@ -597,7 +597,7 @@ static int snd_ice1712_ewx_io_sense_put(struct snd_kcontrol *kcontrol, struct sn return val != nval; } -static struct snd_kcontrol_new snd_ice1712_ewx2496_controls[] = { +static const struct snd_kcontrol_new snd_ice1712_ewx2496_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Input Sensitivity Switch", @@ -792,7 +792,7 @@ static int snd_ice1712_ews88d_control_put(struct snd_kcontrol *kcontrol, struct .private_value = xshift | (xinvert << 8),\ } -static struct snd_kcontrol_new snd_ice1712_ews88d_controls[] = { +static const struct snd_kcontrol_new snd_ice1712_ews88d_controls[] = { EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, 1, 0), /* inverted */ EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Output Optical", 1, 0, 0), EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT External Master Clock", 2, 0, 0), @@ -928,7 +928,7 @@ static int snd_ice1712_6fire_select_input_put(struct snd_kcontrol *kcontrol, str .private_value = xshift | (xinvert << 8),\ } -static struct snd_kcontrol_new snd_ice1712_6fire_controls[] = { +static const struct snd_kcontrol_new snd_ice1712_6fire_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Analog Input Select", |