diff options
| author | Takashi Iwai <tiwai@suse.de> | 2020-01-05 15:47:31 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-05 16:14:41 +0100 |
| commit | f16a4e960ab3475d71df6f0d968c5393f3eca2aa (patch) | |
| tree | aaf79e338533a194579346a2da22a431a5ca97ab /sound/pci/ice1712/maya44.c | |
| parent | bf6f3d74c9594c3a684620d3d7418a73ee659288 (diff) | |
ALSA: ice1712: More constifications
Apply const prefix to each possible place: the EEPROM tables, the
static string arrays, the init verb tables, etc.
Just for minor optimization and no functional changes.
Link: https://lore.kernel.org/r/20200105144823.29547-17-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ice1712/maya44.c')
| -rw-r--r-- | sound/pci/ice1712/maya44.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sound/pci/ice1712/maya44.c b/sound/pci/ice1712/maya44.c index c2761e009c67..b46df1821251 100644 --- a/sound/pci/ice1712/maya44.c +++ b/sound/pci/ice1712/maya44.c @@ -116,7 +116,7 @@ struct maya_vol_info { unsigned char mux_bits[2]; /* extra bits for ADC mute */ }; -static struct maya_vol_info vol_info[WM_NUM_VOLS] = { +static const struct maya_vol_info vol_info[WM_NUM_VOLS] = { [WM_VOL_HP] = { .maxval = 80, .regs = { WM8776_REG_HEADPHONE_L, WM8776_REG_HEADPHONE_R }, @@ -158,7 +158,7 @@ static int maya_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { unsigned int idx = kcontrol->private_value; - struct maya_vol_info *vol = &vol_info[idx]; + const struct maya_vol_info *vol = &vol_info[idx]; uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; @@ -189,7 +189,7 @@ static int maya_vol_put(struct snd_kcontrol *kcontrol, struct snd_wm8776 *wm = &chip->wm[snd_ctl_get_ioff(kcontrol, &ucontrol->id)]; unsigned int idx = kcontrol->private_value; - struct maya_vol_info *vol = &vol_info[idx]; + const struct maya_vol_info *vol = &vol_info[idx]; unsigned int val, data; int ch, changed = 0; @@ -662,7 +662,7 @@ static const struct snd_pcm_hw_constraint_list dac_rates = { /* * chip addresses on I2C bus */ -static unsigned char wm8776_addr[2] = { +static const unsigned char wm8776_addr[2] = { 0x34, 0x36, /* codec 0 & 1 */ }; @@ -712,7 +712,7 @@ static int maya44_init(struct snd_ice1712 *ice) * hence the driver needs to sets up it properly. */ -static unsigned char maya44_eeprom[] = { +static const unsigned char maya44_eeprom[] = { [ICE_EEP2_SYSCONF] = 0x45, /* clock xin1=49.152MHz, mpu401, 2 stereo ADCs+DACs */ [ICE_EEP2_ACLINK] = 0x80, |