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yaml
---
r: 10566
b: refs/heads/master
c: 5ebdcbc
h: refs/heads/master
v: v3
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Dmitry Torokhov authored and Greg Kroah-Hartman committed Oct 28, 2005
1 parent 54c1e86 commit 43ec6e9
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Showing 2 changed files with 38 additions and 30 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 34abf91f4036c01669e298e649b7ba85cadf82eb
refs/heads/master: 5ebdcbc2fc4f192c5e685565c9c853a9e01a5eeb
66 changes: 37 additions & 29 deletions trunk/sound/ppc/beep.c
Original file line number Diff line number Diff line change
Expand Up @@ -31,14 +31,14 @@
#include "pmac.h"

struct snd_pmac_beep {
int running; /* boolean */
int volume; /* mixer volume: 0-100 */
int running; /* boolean */
int volume; /* mixer volume: 0-100 */
int volume_play; /* currently playing volume */
int hz;
int nsamples;
short *buf; /* allocated wave buffer */
dma_addr_t addr; /* physical address of buffer */
struct input_dev dev;
struct input_dev *dev;
};

/*
Expand Down Expand Up @@ -212,47 +212,55 @@ static snd_kcontrol_new_t snd_pmac_beep_mixer = {
int __init snd_pmac_attach_beep(pmac_t *chip)
{
pmac_beep_t *beep;
int err;
struct input_dev *input_dev;
void *dmabuf;
int err = -ENOMEM;

beep = kmalloc(sizeof(*beep), GFP_KERNEL);
if (! beep)
return -ENOMEM;

memset(beep, 0, sizeof(*beep));
beep->buf = dma_alloc_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,
&beep->addr, GFP_KERNEL);

beep->dev.evbit[0] = BIT(EV_SND);
beep->dev.sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
beep->dev.event = snd_pmac_beep_event;
beep->dev.private = chip;
beep = kzalloc(sizeof(*beep), GFP_KERNEL);
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;

/* FIXME: set more better values */
beep->dev.name = "PowerMac Beep";
beep->dev.phys = "powermac/beep";
beep->dev.id.bustype = BUS_ADB;
beep->dev.id.vendor = 0x001f;
beep->dev.id.product = 0x0001;
beep->dev.id.version = 0x0100;
input_dev->name = "PowerMac Beep";
input_dev->phys = "powermac/beep";
input_dev->id.bustype = BUS_ADB;
input_dev->id.vendor = 0x001f;
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->event = snd_pmac_beep_event;
input_dev->private = chip;
input_dev->cdev.dev = &chip->pdev->dev;

beep->dev = input_dev;
beep->buf = dmabuf;
beep->volume = BEEP_VOLUME;
beep->running = 0;
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_pmac_beep_mixer, chip))) < 0) {
kfree(beep->buf);
kfree(beep);
return err;
}

err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_pmac_beep_mixer, chip));
if (err < 0)
goto fail;

chip->beep = beep;
input_register_device(&beep->dev);
input_register_device(beep->dev);

return 0;

fail: input_free_device(input_dev);
kfree(dmabuf);
kfree(beep);
return err;
}

void snd_pmac_detach_beep(pmac_t *chip)
{
if (chip->beep) {
input_unregister_device(&chip->beep->dev);
input_unregister_device(chip->beep->dev);
dma_free_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4,
chip->beep->buf, chip->beep->addr);
kfree(chip->beep);
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