* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <sound/driver.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <linux/init.h>
#include <sound/control.h>
#include "pmac.h"
-struct snd_pmac_beep {
+struct pmac_beep {
int running; /* boolean */
int volume; /* mixer volume: 0-100 */
int volume_play; /* currently playing volume */
/*
* stop beep if running
*/
-void snd_pmac_beep_stop(pmac_t *chip)
+void snd_pmac_beep_stop(struct snd_pmac *chip)
{
- pmac_beep_t *beep = chip->beep;
+ struct pmac_beep *beep = chip->beep;
if (beep && beep->running) {
beep->running = 0;
snd_pmac_beep_dma_stop(chip);
#define BEEP_BUFLEN 512
#define BEEP_VOLUME 15 /* 0 - 100 */
-static int snd_pmac_beep_event(struct input_dev *dev, unsigned int type, unsigned int code, int hz)
+static int snd_pmac_beep_event(struct input_dev *dev, unsigned int type,
+ unsigned int code, int hz)
{
- pmac_t *chip;
- pmac_beep_t *beep;
+ struct snd_pmac *chip;
+ struct pmac_beep *beep;
unsigned long flags;
int beep_speed = 0;
int srate;
default: return -1;
}
- chip = dev->private;
+ chip = input_get_drvdata(dev);
if (! chip || (beep = chip->beep) == NULL)
return -1;
* beep volume mixer
*/
-#define chip_t pmac_t
-
-static int snd_pmac_info_beep(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_pmac_info_beep(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 1;
return 0;
}
-static int snd_pmac_get_beep(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_get_beep(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- pmac_t *chip = snd_kcontrol_chip(kcontrol);
- snd_assert(chip->beep, return -ENXIO);
+ struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+ if (snd_BUG_ON(!chip->beep))
+ return -ENXIO;
ucontrol->value.integer.value[0] = chip->beep->volume;
return 0;
}
-static int snd_pmac_put_beep(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_put_beep(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- pmac_t *chip = snd_kcontrol_chip(kcontrol);
- int oval;
- snd_assert(chip->beep, return -ENXIO);
+ struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+ unsigned int oval, nval;
+ if (snd_BUG_ON(!chip->beep))
+ return -ENXIO;
oval = chip->beep->volume;
- chip->beep->volume = ucontrol->value.integer.value[0];
+ nval = ucontrol->value.integer.value[0];
+ if (nval > 100)
+ return -EINVAL;
+ chip->beep->volume = nval;
return oval != chip->beep->volume;
}
-static snd_kcontrol_new_t snd_pmac_beep_mixer = {
+static struct snd_kcontrol_new snd_pmac_beep_mixer = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Beep Playback Volume",
.info = snd_pmac_info_beep,
};
/* Initialize beep stuff */
-int __init snd_pmac_attach_beep(pmac_t *chip)
+int __devinit snd_pmac_attach_beep(struct snd_pmac *chip)
{
- pmac_beep_t *beep;
+ struct pmac_beep *beep;
struct input_dev *input_dev;
+ struct snd_kcontrol *beep_ctl;
void *dmabuf;
int err = -ENOMEM;
beep = kzalloc(sizeof(*beep), GFP_KERNEL);
+ if (! beep)
+ return -ENOMEM;
dmabuf = dma_alloc_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,
&beep->addr, GFP_KERNEL);
input_dev = input_allocate_device();
- if (!beep || !dmabuf || !input_dev)
- goto fail;
+ if (! dmabuf || ! input_dev)
+ goto fail1;
/* FIXME: set more better values */
input_dev->name = "PowerMac Beep";
input_dev->id.product = 0x0001;
input_dev->id.version = 0x0100;
- input_dev->evbit[0] = BIT(EV_SND);
- input_dev->sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
+ input_dev->evbit[0] = BIT_MASK(EV_SND);
+ input_dev->sndbit[0] = BIT_MASK(SND_BELL) | BIT_MASK(SND_TONE);
input_dev->event = snd_pmac_beep_event;
- input_dev->private = chip;
- input_dev->cdev.dev = &chip->pdev->dev;
+ input_dev->dev.parent = &chip->pdev->dev;
+ input_set_drvdata(input_dev, chip);
beep->dev = input_dev;
beep->buf = dmabuf;
beep->volume = BEEP_VOLUME;
beep->running = 0;
- err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_pmac_beep_mixer, chip));
+ beep_ctl = snd_ctl_new1(&snd_pmac_beep_mixer, chip);
+ err = snd_ctl_add(chip->card, beep_ctl);
if (err < 0)
- goto fail;
+ goto fail1;
chip->beep = beep;
- input_register_device(beep->dev);
-
- return 0;
- fail: input_free_device(input_dev);
- kfree(dmabuf);
+ err = input_register_device(beep->dev);
+ if (err)
+ goto fail2;
+
+ return 0;
+
+ fail2: snd_ctl_remove(chip->card, beep_ctl);
+ fail1: input_free_device(input_dev);
+ if (dmabuf)
+ dma_free_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,
+ dmabuf, beep->addr);
kfree(beep);
return err;
}
-void snd_pmac_detach_beep(pmac_t *chip)
+void snd_pmac_detach_beep(struct snd_pmac *chip)
{
if (chip->beep) {
input_unregister_device(chip->beep->dev);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff