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device property: improve readability of macros

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There is no functional change.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Andy Shevchenko 2015-11-30 17:11:34 +02:00 committed by Rafael J. Wysocki
parent a85f420475
commit 1d656fb757
2 changed files with 16 additions and 16 deletions
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28
drivers/base/property.c
View File

@ -400,29 +400,29 @@ int device_property_match_string(struct device *dev, const char *propname,
}
EXPORT_SYMBOL_GPL(device_property_match_string);
#define OF_DEV_PROP_READ_ARRAY(node, propname, type, val, nval) \
(val) ? of_property_read_##type##_array((node), (propname), (val), (nval)) \
#define OF_DEV_PROP_READ_ARRAY(node, propname, type, val, nval) \
(val) ? of_property_read_##type##_array((node), (propname), (val), (nval)) \
: of_property_count_elems_of_size((node), (propname), sizeof(type))
#define PSET_PROP_READ_ARRAY(node, propname, type, val, nval) \
(val) ? pset_prop_read_##type##_array((node), (propname), (val), (nval)) \
: pset_prop_count_elems_of_size((node), (propname), sizeof(type))
#define FWNODE_PROP_READ_ARRAY(_fwnode_, _propname_, _type_, _proptype_, _val_, _nval_) \
({ \
int _ret_; \
if (is_of_node(_fwnode_)) \
_ret_ = OF_DEV_PROP_READ_ARRAY(to_of_node(_fwnode_), _propname_, \
_type_, _val_, _nval_); \
else if (is_acpi_node(_fwnode_)) \
_ret_ = acpi_node_prop_read(_fwnode_, _propname_, _proptype_, \
_val_, _nval_); \
#define FWNODE_PROP_READ_ARRAY(_fwnode_, _propname_, _type_, _proptype_, _val_, _nval_) \
({ \
int _ret_; \
if (is_of_node(_fwnode_)) \
_ret_ = OF_DEV_PROP_READ_ARRAY(to_of_node(_fwnode_), _propname_, \
_type_, _val_, _nval_); \
else if (is_acpi_node(_fwnode_)) \
_ret_ = acpi_node_prop_read(_fwnode_, _propname_, _proptype_, \
_val_, _nval_); \
else if (is_pset_node(_fwnode_)) \
_ret_ = PSET_PROP_READ_ARRAY(to_pset_node(_fwnode_), _propname_, \
_type_, _val_, _nval_); \
else \
_ret_ = -ENXIO; \
_ret_; \
else \
_ret_ = -ENXIO; \
_ret_; \
})
/**

4
include/linux/property.h
View File

@ -73,8 +73,8 @@ int fwnode_property_match_string(struct fwnode_handle *fwnode,
struct fwnode_handle *device_get_next_child_node(struct device *dev,
struct fwnode_handle *child);
#define device_for_each_child_node(dev, child) \
for (child = device_get_next_child_node(dev, NULL); child; \
#define device_for_each_child_node(dev, child) \
for (child = device_get_next_child_node(dev, NULL); child; \
child = device_get_next_child_node(dev, child))
void fwnode_handle_put(struct fwnode_handle *fwnode);