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authorTakashi Iwai <tiwai@suse.de>2020-01-05 15:47:32 +0100
committerTakashi Iwai <tiwai@suse.de>2020-01-05 16:14:43 +0100
commit6e9ef32fab28835110b5981295e6895bcac3614b (patch)
tree1136703ec9c5618eff3076c71031f4696faf26e3 /sound/ppc/tumbler.c
parentf16a4e960ab3475d71df6f0d968c5393f3eca2aa (diff)
ALSA: ppc: More constifications
Apply const prefix to each possible place: the static tables for rate, volume, etc. Just for minor optimization and no functional changes. Link: https://lore.kernel.org/r/20200105144823.29547-18-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/ppc/tumbler.c')
-rw-r--r--sound/ppc/tumbler.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index a5843035d718..6e5bdaa262b0 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -106,7 +106,7 @@ struct pmac_tumbler {
/*
*/
-static int send_init_client(struct pmac_keywest *i2c, unsigned int *regs)
+static int send_init_client(struct pmac_keywest *i2c, const unsigned int *regs)
{
while (*regs > 0) {
int err, count = 10;
@@ -128,7 +128,7 @@ static int send_init_client(struct pmac_keywest *i2c, unsigned int *regs)
static int tumbler_init_client(struct pmac_keywest *i2c)
{
- static unsigned int regs[] = {
+ static const unsigned int regs[] = {
/* normal operation, SCLK=64fps, i2s output, i2s input, 16bit width */
TAS_REG_MCS, (1<<6)|(2<<4)|(2<<2)|0,
0, /* terminator */
@@ -139,7 +139,7 @@ static int tumbler_init_client(struct pmac_keywest *i2c)
static int snapper_init_client(struct pmac_keywest *i2c)
{
- static unsigned int regs[] = {
+ static const unsigned int regs[] = {
/* normal operation, SCLK=64fps, i2s output, 16bit width */
TAS_REG_MCS, (1<<6)|(2<<4)|0,
/* normal operation, all-pass mode */
@@ -478,11 +478,11 @@ struct tumbler_mono_vol {
int reg;
int bytes;
unsigned int max;
- unsigned int *table;
+ const unsigned int *table;
};
static int tumbler_set_mono_volume(struct pmac_tumbler *mix,
- struct tumbler_mono_vol *info)
+ const struct tumbler_mono_vol *info)
{
unsigned char block[4];
unsigned int vol;
@@ -553,7 +553,7 @@ static int tumbler_put_mono(struct snd_kcontrol *kcontrol,
}
/* TAS3001c mono volumes */
-static struct tumbler_mono_vol tumbler_pcm_vol_info = {
+static const struct tumbler_mono_vol tumbler_pcm_vol_info = {
.index = VOL_IDX_PCM_MONO,
.reg = TAS_REG_PCM,
.bytes = 3,
@@ -561,7 +561,7 @@ static struct tumbler_mono_vol tumbler_pcm_vol_info = {
.table = mixer_volume_table,
};
-static struct tumbler_mono_vol tumbler_bass_vol_info = {
+static const struct tumbler_mono_vol tumbler_bass_vol_info = {
.index = VOL_IDX_BASS,
.reg = TAS_REG_BASS,
.bytes = 1,
@@ -569,7 +569,7 @@ static struct tumbler_mono_vol tumbler_bass_vol_info = {
.table = bass_volume_table,
};
-static struct tumbler_mono_vol tumbler_treble_vol_info = {
+static const struct tumbler_mono_vol tumbler_treble_vol_info = {
.index = VOL_IDX_TREBLE,
.reg = TAS_REG_TREBLE,
.bytes = 1,
@@ -578,7 +578,7 @@ static struct tumbler_mono_vol tumbler_treble_vol_info = {
};
/* TAS3004 mono volumes */
-static struct tumbler_mono_vol snapper_bass_vol_info = {
+static const struct tumbler_mono_vol snapper_bass_vol_info = {
.index = VOL_IDX_BASS,
.reg = TAS_REG_BASS,
.bytes = 1,
@@ -586,7 +586,7 @@ static struct tumbler_mono_vol snapper_bass_vol_info = {
.table = snapper_bass_volume_table,
};
-static struct tumbler_mono_vol snapper_treble_vol_info = {
+static const struct tumbler_mono_vol snapper_treble_vol_info = {
.index = VOL_IDX_TREBLE,
.reg = TAS_REG_TREBLE,
.bytes = 1,