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ALSA: ppc: 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/20200103081714.9560-39-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2020-01-03 09:16:54 +01:00
parent b4e5e70775
commit c031b0cc77
6 changed files with 40 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
sound/ppc/awacs.c
View File

@ -464,7 +464,7 @@ static int snd_pmac_awacs_put_master_amp(struct snd_kcontrol *kcontrol,
#define AMP_CH_SPK 0
#define AMP_CH_HD 1
static struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Speaker Playback Volume",
.info = snd_pmac_awacs_info_volume_amp,
@ -582,46 +582,46 @@ static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol,
/*
* lists of mixer elements
*/
static struct snd_kcontrol_new snd_pmac_awacs_mixers[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mixers[] = {
AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0),
AWACS_VOLUME("Master Capture Volume", 0, 4, 0),
/* AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] = {
static const struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] = {
AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_lo[] = {
static const struct snd_kcontrol_new snd_pmac_screamer_mixers_lo[] = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] = {
static const struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] = {
AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_g4agp[] = {
static const struct snd_kcontrol_new snd_pmac_screamer_mixers_g4agp[] = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac5500[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac5500[] = {
AWACS_VOLUME("Headphone Playback Volume", 2, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] = {
AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
@ -629,34 +629,34 @@ static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] = {
/* FIXME: is this correct order?
* screamer (powerbook G3 pismo) seems to have different bits...
*/
static struct snd_kcontrol_new snd_pmac_awacs_mixers2[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mixers2[] = {
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_LINE, 0),
AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers2[] = {
static const struct snd_kcontrol_new snd_pmac_screamer_mixers2[] = {
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_LINE, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers2_pmac5500[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mixers2_pmac5500[] = {
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_master_sw =
static const struct snd_kcontrol_new snd_pmac_awacs_master_sw =
AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac =
static const struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac =
AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_master_sw_pmac5500 =
static const struct snd_kcontrol_new snd_pmac_awacs_master_sw_pmac5500 =
AWACS_SWITCH("Headphone Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] = {
AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] = {
static const struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Mic Boost Capture Volume",
.info = snd_pmac_screamer_mic_boost_info,
@ -665,34 +665,34 @@ static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] = {
},
};
static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] =
static const struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] =
static const struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] =
static const struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] = {
static const struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] = {
AWACS_VOLUME("Speaker Playback Volume", 4, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw =
static const struct snd_kcontrol_new snd_pmac_awacs_speaker_sw =
AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac1 =
static const struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac1 =
AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_PAROUT1, 1);
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac2 =
static const struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac2 =
AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
@ -700,7 +700,7 @@ AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
* add new mixer elements to the card
*/
static int build_mixers(struct snd_pmac *chip, int nums,
struct snd_kcontrol_new *mixers)
const struct snd_kcontrol_new *mixers)
{
int i, err;

20
sound/ppc/burgundy.c
View File

@ -454,7 +454,7 @@ static int snd_pmac_burgundy_put_switch_b(struct snd_kcontrol *kcontrol,
/*
* Burgundy mixers
*/
static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
static const struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
BURGUNDY_VOLUME_W("Master Playback Volume", 0,
MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
BURGUNDY_VOLUME_W("CD Capture Volume", 0,
@ -482,7 +482,7 @@ static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
*/ BURGUNDY_SWITCH_B("PCM Capture Switch", 0,
MASK_ADDR_BURGUNDY_HOSTIFEH, 0x01, 0, 0)
};
static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
static const struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
MASK_ADDR_BURGUNDY_VOLLINE, 16),
BURGUNDY_VOLUME_W("Mic Capture Volume", 0,
@ -508,7 +508,7 @@ static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
BURGUNDY_SWITCH_B("Mic Boost Capture Switch", 0,
MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1)
};
static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
static const struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
MASK_ADDR_BURGUNDY_VOLMIC, 16),
BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
@ -524,33 +524,33 @@ static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
/* BURGUNDY_SWITCH_B("Line in Boost Capture Switch", 0,
* MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1) */
};
static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac =
static const struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac =
BURGUNDY_SWITCH_B("Master Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_LEFT | BURGUNDY_LINEOUT_LEFT | BURGUNDY_HP_LEFT,
BURGUNDY_OUTPUT_RIGHT | BURGUNDY_LINEOUT_RIGHT | BURGUNDY_HP_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac =
static const struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac =
BURGUNDY_SWITCH_B("Master Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_INTERN
| BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac =
static const struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac =
BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac =
static const struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac =
BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_INTERN, 0, 0);
static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac =
static const struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac =
BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_LINEOUT_LEFT, BURGUNDY_LINEOUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac =
static const struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac =
BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac =
static const struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac =
BURGUNDY_SWITCH_B("Headphone Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_HP_LEFT, BURGUNDY_HP_RIGHT, 1);

2
sound/ppc/daca.c
View File

@ -186,7 +186,7 @@ static int daca_put_amp(struct snd_kcontrol *kcontrol,
return change;
}
static struct snd_kcontrol_new daca_mixers[] = {
static const struct snd_kcontrol_new daca_mixers[] = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Deemphasis Switch",
.info = daca_info_deemphasis,

2
sound/ppc/pmac.c
View File

@ -1104,7 +1104,7 @@ static int pmac_hp_detect_get(struct snd_kcontrol *kcontrol,
return 0;
}
static struct snd_kcontrol_new auto_mute_controls[] = {
static const struct snd_kcontrol_new auto_mute_controls[] = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Auto Mute Switch",
.info = snd_pmac_boolean_mono_info,

2
sound/ppc/snd_ps3.c
View File

@ -715,7 +715,7 @@ static int snd_ps3_spdif_default_put(struct snd_kcontrol *kcontrol,
return 0;
}
static struct snd_kcontrol_new spdif_ctls[] = {
static const struct snd_kcontrol_new spdif_ctls[] = {
{
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_PCM,

4
sound/ppc/tumbler.c
View File

@ -826,7 +826,7 @@ static int snapper_put_capture_source(struct snd_kcontrol *kcontrol,
/*
*/
static struct snd_kcontrol_new tumbler_mixers[] = {
static const struct snd_kcontrol_new tumbler_mixers[] = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Volume",
.info = tumbler_info_master_volume,
@ -850,7 +850,7 @@ static struct snd_kcontrol_new tumbler_mixers[] = {
},
};
static struct snd_kcontrol_new snapper_mixers[] = {
static const struct snd_kcontrol_new snapper_mixers[] = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Volume",
.info = tumbler_info_master_volume,