From bd55401e972d630338d3326373f8aef9d204faaf Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Mon, 25 Apr 2016 22:37:00 -0700 Subject: OF: Port of_match_device() and of_device_get_match_data() Port of_match_device() and of_device_get_match_data() from Linux kernel code. Signed-off-by: Andrey Smirnov Acked-by: Lucas Stach Signed-off-by: Sascha Hauer --- drivers/of/device.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 drivers/of/device.c (limited to 'drivers/of/device.c') diff --git a/drivers/of/device.c b/drivers/of/device.c new file mode 100644 index 0000000000..e2c3c02d27 --- /dev/null +++ b/drivers/of/device.c @@ -0,0 +1,33 @@ +#include +#include + + +/** + * of_match_device - Tell if a struct device matches an of_device_id list + * @ids: array of of device match structures to search in + * @dev: the of device structure to match against + * + * Used by a driver to check whether an platform_device present in the + * system is in its list of supported devices. + */ +const struct of_device_id *of_match_device(const struct of_device_id *matches, + const struct device_d *dev) +{ + if ((!matches) || (!dev->device_node)) + return NULL; + + return of_match_node(matches, dev->device_node); +} +EXPORT_SYMBOL(of_match_device); + +const void *of_device_get_match_data(const struct device_d *dev) +{ + const struct of_device_id *match; + + match = of_match_device(dev->driver->of_compatible, dev); + if (!match) + return NULL; + + return match->data; +} +EXPORT_SYMBOL(of_device_get_match_data); -- cgit v1.2.3