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Diffstat (limited to 'sound/drivers/dummy.c')
-rw-r--r--sound/drivers/dummy.c127
1 files changed, 98 insertions, 29 deletions
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 7f41990ed68..fab90bd2bd5 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -27,7 +27,7 @@
#include <linux/wait.h>
#include <linux/hrtimer.h>
#include <linux/math64.h>
-#include <linux/moduleparam.h>
+#include <linux/module.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/tlv.h>
@@ -60,15 +60,15 @@ MODULE_SUPPORTED_DEVICE("{{ALSA,Dummy soundcard}}");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
-static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0};
+static bool enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0};
static char *model[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = NULL};
static int pcm_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
static int pcm_substreams[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 8};
//static int midi_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
#ifdef CONFIG_HIGH_RES_TIMERS
-static int hrtimer = 1;
+static bool hrtimer = 1;
#endif
-static int fake_buffer = 1;
+static bool fake_buffer = 1;
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for dummy soundcard.");
@@ -134,6 +134,9 @@ struct snd_dummy {
spinlock_t mixer_lock;
int mixer_volume[MIXER_ADDR_LAST+1][2];
int capture_source[MIXER_ADDR_LAST+1][2];
+ int iobox;
+ struct snd_kcontrol *cd_volume_ctl;
+ struct snd_kcontrol *cd_switch_ctl;
const struct dummy_timer_ops *timer_ops;
};
@@ -685,8 +688,8 @@ static struct snd_pcm_ops dummy_pcm_ops_no_buf = {
.page = dummy_pcm_page,
};
-static int __devinit snd_card_dummy_pcm(struct snd_dummy *dummy, int device,
- int substreams)
+static int snd_card_dummy_pcm(struct snd_dummy *dummy, int device,
+ int substreams)
{
struct snd_pcm *pcm;
struct snd_pcm_ops *ops;
@@ -817,6 +820,57 @@ static int snd_dummy_capsrc_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el
return change;
}
+static int snd_dummy_iobox_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *info)
+{
+ const char *const names[] = { "None", "CD Player" };
+
+ return snd_ctl_enum_info(info, 1, 2, names);
+}
+
+static int snd_dummy_iobox_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *value)
+{
+ struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol);
+
+ value->value.enumerated.item[0] = dummy->iobox;
+ return 0;
+}
+
+static int snd_dummy_iobox_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *value)
+{
+ struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol);
+ int changed;
+
+ if (value->value.enumerated.item[0] > 1)
+ return -EINVAL;
+
+ changed = value->value.enumerated.item[0] != dummy->iobox;
+ if (changed) {
+ dummy->iobox = value->value.enumerated.item[0];
+
+ if (dummy->iobox) {
+ dummy->cd_volume_ctl->vd[0].access &=
+ ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ dummy->cd_switch_ctl->vd[0].access &=
+ ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ } else {
+ dummy->cd_volume_ctl->vd[0].access |=
+ SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ dummy->cd_switch_ctl->vd[0].access |=
+ SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ }
+
+ snd_ctl_notify(dummy->card, SNDRV_CTL_EVENT_MASK_INFO,
+ &dummy->cd_volume_ctl->id);
+ snd_ctl_notify(dummy->card, SNDRV_CTL_EVENT_MASK_INFO,
+ &dummy->cd_switch_ctl->id);
+ }
+
+ return changed;
+}
+
static struct snd_kcontrol_new snd_dummy_controls[] = {
DUMMY_VOLUME("Master Volume", 0, MIXER_ADDR_MASTER),
DUMMY_CAPSRC("Master Capture Switch", 0, MIXER_ADDR_MASTER),
@@ -827,22 +881,37 @@ DUMMY_CAPSRC("Line Capture Switch", 0, MIXER_ADDR_LINE),
DUMMY_VOLUME("Mic Volume", 0, MIXER_ADDR_MIC),
DUMMY_CAPSRC("Mic Capture Switch", 0, MIXER_ADDR_MIC),
DUMMY_VOLUME("CD Volume", 0, MIXER_ADDR_CD),
-DUMMY_CAPSRC("CD Capture Switch", 0, MIXER_ADDR_CD)
+DUMMY_CAPSRC("CD Capture Switch", 0, MIXER_ADDR_CD),
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "External I/O Box",
+ .info = snd_dummy_iobox_info,
+ .get = snd_dummy_iobox_get,
+ .put = snd_dummy_iobox_put,
+},
};
-static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy)
+static int snd_card_dummy_new_mixer(struct snd_dummy *dummy)
{
struct snd_card *card = dummy->card;
+ struct snd_kcontrol *kcontrol;
unsigned int idx;
int err;
spin_lock_init(&dummy->mixer_lock);
strcpy(card->mixername, "Dummy Mixer");
+ dummy->iobox = 1;
for (idx = 0; idx < ARRAY_SIZE(snd_dummy_controls); idx++) {
- err = snd_ctl_add(card, snd_ctl_new1(&snd_dummy_controls[idx], dummy));
+ kcontrol = snd_ctl_new1(&snd_dummy_controls[idx], dummy);
+ err = snd_ctl_add(card, kcontrol);
if (err < 0)
return err;
+ if (!strcmp(kcontrol->id.name, "CD Volume"))
+ dummy->cd_volume_ctl = kcontrol;
+ else if (!strcmp(kcontrol->id.name, "CD Capture Switch"))
+ dummy->cd_switch_ctl = kcontrol;
+
}
return 0;
}
@@ -953,7 +1022,7 @@ static void dummy_proc_write(struct snd_info_entry *entry,
if (i >= ARRAY_SIZE(fields))
continue;
snd_info_get_str(item, ptr, sizeof(item));
- if (strict_strtoull(item, 0, &val))
+ if (kstrtoull(item, 0, &val))
continue;
if (fields[i].size == sizeof(int))
*get_dummy_int_ptr(dummy, fields[i].offset) = val;
@@ -962,7 +1031,7 @@ static void dummy_proc_write(struct snd_info_entry *entry,
}
}
-static void __devinit dummy_proc_init(struct snd_dummy *chip)
+static void dummy_proc_init(struct snd_dummy *chip)
{
struct snd_info_entry *entry;
@@ -977,7 +1046,7 @@ static void __devinit dummy_proc_init(struct snd_dummy *chip)
#define dummy_proc_init(x)
#endif /* CONFIG_SND_DEBUG && CONFIG_PROC_FS */
-static int __devinit snd_dummy_probe(struct platform_device *devptr)
+static int snd_dummy_probe(struct platform_device *devptr)
{
struct snd_card *card;
struct snd_dummy *dummy;
@@ -985,8 +1054,8 @@ static int __devinit snd_dummy_probe(struct platform_device *devptr)
int idx, err;
int dev = devptr->id;
- err = snd_card_create(index[dev], id[dev], THIS_MODULE,
- sizeof(struct snd_dummy), &card);
+ err = snd_card_new(&devptr->dev, index[dev], id[dev], THIS_MODULE,
+ sizeof(struct snd_dummy), &card);
if (err < 0)
return err;
dummy = card->private_data;
@@ -1045,8 +1114,6 @@ static int __devinit snd_dummy_probe(struct platform_device *devptr)
dummy_proc_init(dummy);
- snd_card_set_dev(card, &devptr->dev);
-
err = snd_card_register(card);
if (err == 0) {
platform_set_drvdata(devptr, card);
@@ -1057,17 +1124,16 @@ static int __devinit snd_dummy_probe(struct platform_device *devptr)
return err;
}
-static int __devexit snd_dummy_remove(struct platform_device *devptr)
+static int snd_dummy_remove(struct platform_device *devptr)
{
snd_card_free(platform_get_drvdata(devptr));
- platform_set_drvdata(devptr, NULL);
return 0;
}
-#ifdef CONFIG_PM
-static int snd_dummy_suspend(struct platform_device *pdev, pm_message_t state)
+#ifdef CONFIG_PM_SLEEP
+static int snd_dummy_suspend(struct device *pdev)
{
- struct snd_card *card = platform_get_drvdata(pdev);
+ struct snd_card *card = dev_get_drvdata(pdev);
struct snd_dummy *dummy = card->private_data;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
@@ -1075,26 +1141,29 @@ static int snd_dummy_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int snd_dummy_resume(struct platform_device *pdev)
+static int snd_dummy_resume(struct device *pdev)
{
- struct snd_card *card = platform_get_drvdata(pdev);
+ struct snd_card *card = dev_get_drvdata(pdev);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
+
+static SIMPLE_DEV_PM_OPS(snd_dummy_pm, snd_dummy_suspend, snd_dummy_resume);
+#define SND_DUMMY_PM_OPS &snd_dummy_pm
+#else
+#define SND_DUMMY_PM_OPS NULL
#endif
#define SND_DUMMY_DRIVER "snd_dummy"
static struct platform_driver snd_dummy_driver = {
.probe = snd_dummy_probe,
- .remove = __devexit_p(snd_dummy_remove),
-#ifdef CONFIG_PM
- .suspend = snd_dummy_suspend,
- .resume = snd_dummy_resume,
-#endif
+ .remove = snd_dummy_remove,
.driver = {
- .name = SND_DUMMY_DRIVER
+ .name = SND_DUMMY_DRIVER,
+ .owner = THIS_MODULE,
+ .pm = SND_DUMMY_PM_OPS,
},
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 01:48:52 +0000