1#include <linux/module.h>
 2#include <linux/err.h>
 3#include <linux/wl12xx.h>
 4
 5static const struct wl12xx_platform_data *platform_data;
 6
 7int __init wl12xx_set_platform_data(const struct wl12xx_platform_data *data)
 8{
 9	if (platform_data)
10		return -EBUSY;
11	if (!data)
12		return -EINVAL;
13
14	platform_data = kmemdup(data, sizeof(*data), GFP_KERNEL);
15	if (!platform_data)
16		return -ENOMEM;
17
18	return 0;
19}
20
21const struct wl12xx_platform_data *wl12xx_get_platform_data(void)
22{
23	if (!platform_data)
24		return ERR_PTR(-ENODEV);
25
26	return platform_data;
27}
28EXPORT_SYMBOL(wl12xx_get_platform_data);