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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/ice1712/prodigy_hifi.c | |
| parent | ALSA: hda: Constify snd_kcontrol_new items (diff) | |
| download | linux-b4e5e70775546480035e156b40040e5d0d4264d1.tar.xz 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/ice1712/prodigy_hifi.c')
| -rw-r--r-- | sound/pci/ice1712/prodigy_hifi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c index 9d71e9d5c9a0..ba37f7eab166 100644 --- a/sound/pci/ice1712/prodigy_hifi.c +++ b/sound/pci/ice1712/prodigy_hifi.c @@ -284,7 +284,7 @@ static int ak4396_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem static const DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1); static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0); -static struct snd_kcontrol_new prodigy_hd2_controls[] = { +static const struct snd_kcontrol_new prodigy_hd2_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | @@ -741,7 +741,7 @@ static int wm_chswap_put(struct snd_kcontrol *kcontrol, * mixers */ -static struct snd_kcontrol_new prodigy_hifi_controls[] = { +static const struct snd_kcontrol_new prodigy_hifi_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | |