diff options
| author | Rob Herring <robh@kernel.org> | 2018-08-28 15:10:48 -0500 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2018-08-31 08:30:42 -0400 |
| commit | 0413bedabc886c3a56804d1c80a58e99077b1d91 (patch) | |
| tree | 2c421170687e8f71f93d578a6c65edf0ea80ff13 /include/linux/of.h | |
| parent | f42b0e18f2e5cf34f73ef1b6327b49040b307a33 (diff) | |
of: Add device_type access helper functions
In preparation to remove direct access to device_node.type, add
of_node_is_type() and of_node_get_device_type() helpers to check and
retrieve the device type.
Cc: Frank Rowand <frowand.list@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'include/linux/of.h')
| -rw-r--r-- | include/linux/of.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/of.h b/include/linux/of.h index 688c52dd7b3e..99b0ebf49632 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -988,6 +988,18 @@ static inline struct device_node *of_find_matching_node( return of_find_matching_node_and_match(from, matches, NULL); } +static inline const char *of_node_get_device_type(const struct device_node *np) +{ + return of_get_property(np, "type", NULL); +} + +static inline bool of_node_is_type(const struct device_node *np, const char *type) +{ + const char *match = of_node_get_device_type(np); + + return np && match && type && !strcmp(match, type); +} + /** * of_property_count_u8_elems - Count the number of u8 elements in a property * |