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| author |   Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:16:53 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:24:28 +0100 |
| commit | b4e5e70775546480035e156b40040e5d0d4264d1 (patch) | |
| tree | a09b88a21989aa000448973c1e08f82e429d88f9 /sound/pci/ca0106 | |
| parent | ALSA: hda: Constify snd_kcontrol_new items (diff) | |
| download | wireguard-linux-b4e5e70775546480035e156b40040e5d0d4264d1.tar.xz wireguard-linux-b4e5e70775546480035e156b40040e5d0d4264d1.zip | |
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/ca0106')
| -rw-r--r-- | sound/pci/ca0106/ca0106_mixer.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c index 38f7f0a8c810..729d757c900a 100644 --- a/sound/pci/ca0106/ca0106_mixer.c +++ b/sound/pci/ca0106/ca0106_mixer.c @@ -550,7 +550,7 @@ static int spi_mute_put(struct snd_kcontrol *kcontrol, .private_value = ((chid) << 8) | (reg) \ } -static struct snd_kcontrol_new snd_ca0106_volume_ctls[] = { +static const struct snd_kcontrol_new snd_ca0106_volume_ctls[] = { CA_VOLUME("Analog Front Playback Volume", CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME2), CA_VOLUME("Analog Rear Playback Volume", @@ -631,7 +631,7 @@ static struct snd_kcontrol_new snd_ca0106_volume_ctls[] = { .private_value = chid \ } -static struct snd_kcontrol_new snd_ca0106_volume_i2c_adc_ctls[] = { +static const struct snd_kcontrol_new snd_ca0106_volume_i2c_adc_ctls[] = { I2C_VOLUME("Phone Capture Volume", 0), I2C_VOLUME("Mic Capture Volume", 1), I2C_VOLUME("Line in Capture Volume", 2), |