/*
"write" request on "impulse_period" special file.
*/
static ssize_t pcm_set_impulse_period(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
dev2pcm(dev)->impulse_period = simple_strtoul(buf, NULL, 10);
return count;
}
/*
"write" request on "impulse_period" special file.
*/
static ssize_t pcm_set_impulse_period(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
int value;
int ret;
ret = kstrtoint(buf, 10, &value);
if (ret < 0)
return ret;
dev2pcm(dev)->impulse_period = value;
return count;
}
/*
"write" request on "impulse_volume" special file.
*/
static ssize_t pcm_set_impulse_volume(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct snd_line6_pcm *line6pcm = dev2pcm(dev);
int value = simple_strtoul(buf, NULL, 10);
line6pcm->impulse_volume = value;
if (value > 0)
line6_pcm_start(line6pcm, MASK_PCM_IMPULSE);
else
line6_pcm_stop(line6pcm, MASK_PCM_IMPULSE);
return count;
}
/*
"write" request on "impulse_volume" special file.
*/
static ssize_t pcm_set_impulse_volume(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct snd_line6_pcm *line6pcm = dev2pcm(dev);
int value;
int ret;
ret = kstrtoint(buf, 10, &value);
if (ret < 0)
return ret;
line6pcm->impulse_volume = value;
if (value > 0)
line6_pcm_acquire(line6pcm, LINE6_BITS_PCM_IMPULSE);
else
line6_pcm_release(line6pcm, LINE6_BITS_PCM_IMPULSE);
return count;
}
/*
"read" request on "impulse_period" special file.
*/
static ssize_t pcm_get_impulse_period(struct device *dev,
struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", dev2pcm(dev)->impulse_period);
}
/*
"read" request on "impulse_volume" special file.
*/
static ssize_t impulse_volume_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", dev2pcm(dev)->impulse_volume);
}
