diff options
Diffstat (limited to 'drivers/iio/industrialio-core.c')
| -rw-r--r-- | drivers/iio/industrialio-core.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 0f4dbda3b9d3..583e0e5205a0 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -168,6 +168,7 @@ static const char * const iio_chan_info_postfix[] = { [IIO_CHAN_INFO_OVERSAMPLING_RATIO] = "oversampling_ratio", [IIO_CHAN_INFO_THERMOCOUPLE_TYPE] = "thermocouple_type", [IIO_CHAN_INFO_CALIBAMBIENT] = "calibambient", + [IIO_CHAN_INFO_ZEROPOINT] = "zeropoint", }; /** * iio_device_id() - query the unique ID for the device @@ -236,6 +237,7 @@ static int iio_sysfs_match_string_with_gaps(const char * const *array, size_t n, struct dentry *iio_get_debugfs_dentry(struct iio_dev *indio_dev) { struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); + return iio_dev_opaque->debugfs_dentry; } EXPORT_SYMBOL_GPL(iio_get_debugfs_dentry); @@ -447,6 +449,7 @@ static const struct file_operations iio_debugfs_reg_fops = { static void iio_device_unregister_debugfs(struct iio_dev *indio_dev) { struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); + debugfs_remove_recursive(iio_dev_opaque->debugfs_dentry); } @@ -1021,6 +1024,7 @@ int __iio_device_attr_init(struct device_attribute *dev_attr, int ret = 0; char *name = NULL; char *full_postfix; + sysfs_attr_init(&dev_attr->attr); /* Build up postfix of <extend_name>_<modifier>_postfix */ @@ -1299,8 +1303,7 @@ static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, ret = iio_device_add_info_mask_type_avail(indio_dev, chan, IIO_SEPARATE, - &chan-> - info_mask_separate_available); + &chan->info_mask_separate_available); if (ret < 0) return ret; attrcount += ret; @@ -1314,8 +1317,7 @@ static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, ret = iio_device_add_info_mask_type_avail(indio_dev, chan, IIO_SHARED_BY_TYPE, - &chan-> - info_mask_shared_by_type_available); + &chan->info_mask_shared_by_type_available); if (ret < 0) return ret; attrcount += ret; @@ -1355,6 +1357,7 @@ static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, if (chan->ext_info) { unsigned int i = 0; + for (ext_info = chan->ext_info; ext_info->name; ext_info++) { ret = __iio_add_chan_devattr(ext_info->name, chan, @@ -1403,6 +1406,7 @@ static ssize_t name_show(struct device *dev, struct device_attribute *attr, char *buf) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); + return sysfs_emit(buf, "%s\n", indio_dev->name); } @@ -1412,6 +1416,7 @@ static ssize_t label_show(struct device *dev, struct device_attribute *attr, char *buf) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); + return sysfs_emit(buf, "%s\n", indio_dev->label); } @@ -1621,6 +1626,8 @@ static void iio_dev_release(struct device *device) iio_device_detach_buffers(indio_dev); + lockdep_unregister_key(&iio_dev_opaque->mlock_key); + ida_free(&iio_ida, iio_dev_opaque->id); kfree(iio_dev_opaque); } @@ -1680,6 +1687,9 @@ struct iio_dev *iio_device_alloc(struct device *parent, int sizeof_priv) INIT_LIST_HEAD(&iio_dev_opaque->buffer_list); INIT_LIST_HEAD(&iio_dev_opaque->ioctl_handlers); + lockdep_register_key(&iio_dev_opaque->mlock_key); + lockdep_set_class(&indio_dev->mlock, &iio_dev_opaque->mlock_key); + return indio_dev; } EXPORT_SYMBOL(iio_device_alloc); @@ -1777,6 +1787,7 @@ static int iio_chrdev_release(struct inode *inode, struct file *filp) struct iio_dev_opaque *iio_dev_opaque = container_of(inode->i_cdev, struct iio_dev_opaque, chrdev); struct iio_dev *indio_dev = &iio_dev_opaque->indio_dev; + kfree(ib); clear_bit(IIO_BUSY_BIT_POS, &iio_dev_opaque->flags); iio_device_put(indio_dev); |