diff options
| 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/rme9652/hdsp.c | |
| parent | 35ace5e8410e41df8719ee9fee49312655efa26a (diff) | |
| download | lwn-b4e5e70775546480035e156b40040e5d0d4264d1.tar.gz lwn-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/rme9652/hdsp.c')
| -rw-r--r-- | sound/pci/rme9652/hdsp.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c index b4c42c4fa201..632f7878ff3e 100644 --- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -2879,7 +2879,7 @@ static int snd_hdsp_put_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl return change; } -static struct snd_kcontrol_new snd_hdsp_9632_controls[] = { +static const struct snd_kcontrol_new snd_hdsp_9632_controls[] = { HDSP_DA_GAIN("DA Gain", 0), HDSP_AD_GAIN("AD Gain", 0), HDSP_PHONE_GAIN("Phones Gain", 0), @@ -2887,7 +2887,7 @@ HDSP_TOGGLE_SETTING("XLR Breakout Cable", HDSP_XLRBreakoutCable), HDSP_DDS_OFFSET("DDS Sample Rate Offset", 0) }; -static struct snd_kcontrol_new snd_hdsp_controls[] = { +static const struct snd_kcontrol_new snd_hdsp_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_PCM, .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), @@ -3216,7 +3216,7 @@ static int snd_hdsp_info_rpm_disconnect(struct snd_kcontrol *kcontrol, struct sn return snd_ctl_enum_info(uinfo, 1, 2, texts); } -static struct snd_kcontrol_new snd_hdsp_rpm_controls[] = { +static const struct snd_kcontrol_new snd_hdsp_rpm_controls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "RPM Bypass", @@ -3249,7 +3249,7 @@ static struct snd_kcontrol_new snd_hdsp_rpm_controls[] = { HDSP_MIXER("Mixer", 0) }; -static struct snd_kcontrol_new snd_hdsp_96xx_aeb = +static const struct snd_kcontrol_new snd_hdsp_96xx_aeb = HDSP_TOGGLE_SETTING("Analog Extension Board", HDSP_AnalogExtensionBoard); static struct snd_kcontrol_new snd_hdsp_adat_sync_check = HDSP_ADAT_SYNC_CHECK; |