Commit 0da2c47a authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: i2c: 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/20200103081714.9560-35-tiwai@suse.de


Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 2eccd408

sound/i2c/cs8427.c

+1 −1
Original line number Diff line number Diff line
@@ -459,7 +459,7 @@ static int snd_cs8427_spdif_mask_get(struct snd_kcontrol *kcontrol, 
	return 0;

}



static struct snd_kcontrol_new snd_cs8427_iec958_controls[] = {

static const struct snd_kcontrol_new snd_cs8427_iec958_controls[] = {

{

	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,

	.info =		snd_cs8427_in_status_info,

sound/i2c/other/ak4113.c

+1 −1
Original line number Diff line number Diff line
@@ -349,7 +349,7 @@ static int snd_ak4113_spdif_qget(struct snd_kcontrol *kcontrol, 
}



/* Don't forget to change AK4113_CONTROLS define!!! */

static struct snd_kcontrol_new snd_ak4113_iec958_controls[] = {

static const struct snd_kcontrol_new snd_ak4113_iec958_controls[] = {

{

	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,

	.name =		"IEC958 Parity Errors",

sound/i2c/other/ak4114.c

+1 −1
Original line number Diff line number Diff line
@@ -318,7 +318,7 @@ static int snd_ak4114_spdif_qget(struct snd_kcontrol *kcontrol, 
}



/* Don't forget to change AK4114_CONTROLS define!!! */

static struct snd_kcontrol_new snd_ak4114_iec958_controls[] = {

static const struct snd_kcontrol_new snd_ak4114_iec958_controls[] = {

{

	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,

	.name =		"IEC958 Parity Errors",

sound/i2c/other/ak4117.c

+1 −1
Original line number Diff line number Diff line
@@ -305,7 +305,7 @@ static int snd_ak4117_spdif_qget(struct snd_kcontrol *kcontrol, 
}



/* Don't forget to change AK4117_CONTROLS define!!! */

static struct snd_kcontrol_new snd_ak4117_iec958_controls[] = {

static const struct snd_kcontrol_new snd_ak4117_iec958_controls[] = {

{

	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,

	.name =		"IEC958 Parity Errors",

sound/i2c/tea6330t.c

+2 −2
Original line number Diff line number Diff line
@@ -260,7 +260,7 @@ static int snd_tea6330t_put_treble(struct snd_kcontrol *kcontrol, 
	return change;

}



static struct snd_kcontrol_new snd_tea6330t_controls[] = {

static const struct snd_kcontrol_new snd_tea6330t_controls[] = {

TEA6330T_MASTER_SWITCH("Master Playback Switch", 0),

TEA6330T_MASTER_VOLUME("Master Playback Volume", 0),

TEA6330T_BASS("Tone Control - Bass", 0),
@@ -278,7 +278,7 @@ int snd_tea6330t_update_mixer(struct snd_card *card, 
{

	struct snd_i2c_device *device;

	struct tea6330t *tea;

	struct snd_kcontrol_new *knew;

	const struct snd_kcontrol_new *knew;

	unsigned int idx;

	int err = -ENOMEM;

	u8 default_treble, default_bass;

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