diff options
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/soc-core.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 94b9cde26139..c2008bc9c64a 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -130,6 +130,29 @@ static ssize_t codec_reg_show(struct device *dev, static DEVICE_ATTR(codec_reg, 0444, codec_reg_show, NULL); +static ssize_t pmdown_time_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct snd_soc_device *socdev = dev_get_drvdata(dev); + struct snd_soc_card *card = socdev->card; + + return sprintf(buf, "%d\n", card->pmdown_time); +} + +static ssize_t pmdown_time_set(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct snd_soc_device *socdev = dev_get_drvdata(dev); + struct snd_soc_card *card = socdev->card; + + strict_strtol(buf, 10, &card->pmdown_time); + + return count; +} + +static DEVICE_ATTR(pmdown_time, 0644, pmdown_time_show, pmdown_time_set); + #ifdef CONFIG_DEBUG_FS static int codec_reg_open_file(struct inode *inode, struct file *file) { @@ -1124,6 +1147,10 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card) if (ret < 0) printk(KERN_WARNING "asoc: failed to add dapm sysfs entries\n"); + ret = device_create_file(card->socdev->dev, &dev_attr_pmdown_time); + if (ret < 0) + printk(KERN_WARNING "asoc: failed to add pmdown_time sysfs\n"); + ret = device_create_file(card->socdev->dev, &dev_attr_codec_reg); if (ret < 0) printk(KERN_WARNING "asoc: failed to add codec sysfs files\n"); |