renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-27 14:43:58 +08:00
Code

iio: core: Convert to use firmware node handle instead of OF node

Browse Source 
Switch the IIO core to use firmware node handle instead of OF node.
This will allow to get label from firmware on non-OF systems.

Note, this doesn't change of_iio_*() APIs for now.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220413180202.19220-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Andy Shevchenko 2022-04-13 21:02:02 +03:00 committed by Jonathan Cameron
parent f5c822c060
commit 813665564b
1 changed files with 9 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/iio/industrialio-core.c
View File

@ -1907,20 +1907,22 @@ static const struct iio_buffer_setup_ops noop_ring_setup_ops;
int __iio_device_register(struct iio_dev *indio_dev, struct module *this_mod)
{
struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev);
const char *label;
struct fwnode_handle *fwnode;
int ret;
if (!indio_dev->info)
return -EINVAL;
iio_dev_opaque->driver_module = this_mod;
/* If the calling driver did not initialize of_node, do it here */
if (!indio_dev->dev.of_node && indio_dev->dev.parent)
indio_dev->dev.of_node = indio_dev->dev.parent->of_node;
label = of_get_property(indio_dev->dev.of_node, "label", NULL);
if (label)
indio_dev->label = label;
/* If the calling driver did not initialize firmware node, do it here */
if (dev_fwnode(&indio_dev->dev))
fwnode = dev_fwnode(&indio_dev->dev);
else
fwnode = dev_fwnode(indio_dev->dev.parent);
device_set_node(&indio_dev->dev, fwnode);
fwnode_property_read_string(fwnode, "label", &indio_dev->label);
ret = iio_check_unique_scan_index(indio_dev);
if (ret < 0)