mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
staging: bcm2835-audio: Simplify kctl creation helpers
Just a minor code refactoring and adding some const prefix. Signed-off-by: Takashi Iwai <tiwai@suse.de> Tested-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
8cc64ae7ab
commit
2e42b089fa
@ -97,40 +97,34 @@ static int snd_bcm2835_ctl_put(struct snd_kcontrol *kcontrol,
|
|||||||
|
|
||||||
static DECLARE_TLV_DB_SCALE(snd_bcm2835_db_scale, CTRL_VOL_MIN, 1, 1);
|
static DECLARE_TLV_DB_SCALE(snd_bcm2835_db_scale, CTRL_VOL_MIN, 1, 1);
|
||||||
|
|
||||||
static struct snd_kcontrol_new snd_bcm2835_ctl[] = {
|
static const struct snd_kcontrol_new snd_bcm2835_ctl[] = {
|
||||||
{
|
{
|
||||||
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
||||||
.name = "PCM Playback Volume",
|
.name = "PCM Playback Volume",
|
||||||
.index = 0,
|
|
||||||
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
||||||
.private_value = PCM_PLAYBACK_VOLUME,
|
.private_value = PCM_PLAYBACK_VOLUME,
|
||||||
.info = snd_bcm2835_ctl_info,
|
.info = snd_bcm2835_ctl_info,
|
||||||
.get = snd_bcm2835_ctl_get,
|
.get = snd_bcm2835_ctl_get,
|
||||||
.put = snd_bcm2835_ctl_put,
|
.put = snd_bcm2835_ctl_put,
|
||||||
.count = 1,
|
|
||||||
.tlv = {.p = snd_bcm2835_db_scale}
|
.tlv = {.p = snd_bcm2835_db_scale}
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
||||||
.name = "PCM Playback Switch",
|
.name = "PCM Playback Switch",
|
||||||
.index = 0,
|
|
||||||
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
|
||||||
.private_value = PCM_PLAYBACK_MUTE,
|
.private_value = PCM_PLAYBACK_MUTE,
|
||||||
.info = snd_bcm2835_ctl_info,
|
.info = snd_bcm2835_ctl_info,
|
||||||
.get = snd_bcm2835_ctl_get,
|
.get = snd_bcm2835_ctl_get,
|
||||||
.put = snd_bcm2835_ctl_put,
|
.put = snd_bcm2835_ctl_put,
|
||||||
.count = 1,
|
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
||||||
.name = "PCM Playback Route",
|
.name = "PCM Playback Route",
|
||||||
.index = 0,
|
|
||||||
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
|
||||||
.private_value = PCM_PLAYBACK_DEVICE,
|
.private_value = PCM_PLAYBACK_DEVICE,
|
||||||
.info = snd_bcm2835_ctl_info,
|
.info = snd_bcm2835_ctl_info,
|
||||||
.get = snd_bcm2835_ctl_get,
|
.get = snd_bcm2835_ctl_get,
|
||||||
.put = snd_bcm2835_ctl_put,
|
.put = snd_bcm2835_ctl_put,
|
||||||
.count = 1,
|
|
||||||
},
|
},
|
||||||
};
|
};
|
||||||
|
|
||||||
@ -196,7 +190,7 @@ static int snd_bcm2835_spdif_mask_get(struct snd_kcontrol *kcontrol,
|
|||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct snd_kcontrol_new snd_bcm2835_spdif[] = {
|
static const struct snd_kcontrol_new snd_bcm2835_spdif[] = {
|
||||||
{
|
{
|
||||||
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
||||||
.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
|
.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
|
||||||
@ -213,28 +207,32 @@ static struct snd_kcontrol_new snd_bcm2835_spdif[] = {
|
|||||||
},
|
},
|
||||||
};
|
};
|
||||||
|
|
||||||
int snd_bcm2835_new_ctl(struct bcm2835_chip *chip)
|
static int create_ctls(struct bcm2835_chip *chip, size_t size,
|
||||||
|
const struct snd_kcontrol_new *kctls)
|
||||||
{
|
{
|
||||||
int err;
|
int i, err;
|
||||||
unsigned int idx;
|
|
||||||
|
|
||||||
strcpy(chip->card->mixername, "Broadcom Mixer");
|
for (i = 0; i < size; i++) {
|
||||||
for (idx = 0; idx < ARRAY_SIZE(snd_bcm2835_ctl); idx++) {
|
err = snd_ctl_add(chip->card, snd_ctl_new1(&kctls[i], chip));
|
||||||
err = snd_ctl_add(chip->card,
|
|
||||||
snd_ctl_new1(&snd_bcm2835_ctl[idx], chip));
|
|
||||||
if (err < 0)
|
|
||||||
return err;
|
|
||||||
}
|
|
||||||
for (idx = 0; idx < ARRAY_SIZE(snd_bcm2835_spdif); idx++) {
|
|
||||||
err = snd_ctl_add(chip->card,
|
|
||||||
snd_ctl_new1(&snd_bcm2835_spdif[idx], chip));
|
|
||||||
if (err < 0)
|
if (err < 0)
|
||||||
return err;
|
return err;
|
||||||
}
|
}
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct snd_kcontrol_new snd_bcm2835_headphones_ctl[] = {
|
int snd_bcm2835_new_ctl(struct bcm2835_chip *chip)
|
||||||
|
{
|
||||||
|
int err;
|
||||||
|
|
||||||
|
strcpy(chip->card->mixername, "Broadcom Mixer");
|
||||||
|
err = create_ctls(chip, ARRAY_SIZE(snd_bcm2835_ctl), snd_bcm2835_ctl);
|
||||||
|
if (err < 0)
|
||||||
|
return err;
|
||||||
|
return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_spdif),
|
||||||
|
snd_bcm2835_spdif);
|
||||||
|
}
|
||||||
|
|
||||||
|
static const struct snd_kcontrol_new snd_bcm2835_headphones_ctl[] = {
|
||||||
{
|
{
|
||||||
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
||||||
.name = "Headphone Playback Volume",
|
.name = "Headphone Playback Volume",
|
||||||
@ -263,21 +261,12 @@ static struct snd_kcontrol_new snd_bcm2835_headphones_ctl[] = {
|
|||||||
|
|
||||||
int snd_bcm2835_new_headphones_ctl(struct bcm2835_chip *chip)
|
int snd_bcm2835_new_headphones_ctl(struct bcm2835_chip *chip)
|
||||||
{
|
{
|
||||||
int err;
|
|
||||||
unsigned int idx;
|
|
||||||
|
|
||||||
strcpy(chip->card->mixername, "Broadcom Mixer");
|
strcpy(chip->card->mixername, "Broadcom Mixer");
|
||||||
for (idx = 0; idx < ARRAY_SIZE(snd_bcm2835_headphones_ctl); idx++) {
|
return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_headphones_ctl),
|
||||||
err = snd_ctl_add(chip->card,
|
snd_bcm2835_headphones_ctl);
|
||||||
snd_ctl_new1(&snd_bcm2835_headphones_ctl[idx],
|
|
||||||
chip));
|
|
||||||
if (err)
|
|
||||||
return err;
|
|
||||||
}
|
|
||||||
return 0;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct snd_kcontrol_new snd_bcm2835_hdmi[] = {
|
static const struct snd_kcontrol_new snd_bcm2835_hdmi[] = {
|
||||||
{
|
{
|
||||||
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
||||||
.name = "HDMI Playback Volume",
|
.name = "HDMI Playback Volume",
|
||||||
@ -306,16 +295,8 @@ static struct snd_kcontrol_new snd_bcm2835_hdmi[] = {
|
|||||||
|
|
||||||
int snd_bcm2835_new_hdmi_ctl(struct bcm2835_chip *chip)
|
int snd_bcm2835_new_hdmi_ctl(struct bcm2835_chip *chip)
|
||||||
{
|
{
|
||||||
int err;
|
|
||||||
unsigned int idx;
|
|
||||||
|
|
||||||
strcpy(chip->card->mixername, "Broadcom Mixer");
|
strcpy(chip->card->mixername, "Broadcom Mixer");
|
||||||
for (idx = 0; idx < ARRAY_SIZE(snd_bcm2835_hdmi); idx++) {
|
return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_hdmi),
|
||||||
err = snd_ctl_add(chip->card,
|
snd_bcm2835_hdmi);
|
||||||
snd_ctl_new1(&snd_bcm2835_hdmi[idx], chip));
|
|
||||||
if (err)
|
|
||||||
return err;
|
|
||||||
}
|
|
||||||
return 0;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user