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path: root/drivers/net/wireless/wl12xx/wl12xx_platform_data.c
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Diffstat (limited to 'drivers/net/wireless/wl12xx/wl12xx_platform_data.c')
-rw-r--r--drivers/net/wireless/wl12xx/wl12xx_platform_data.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/net/wireless/wl12xx/wl12xx_platform_data.c b/drivers/net/wireless/wl12xx/wl12xx_platform_data.c
new file mode 100644
index 000000000000..973b11060a8f
--- /dev/null
+++ b/drivers/net/wireless/wl12xx/wl12xx_platform_data.c
@@ -0,0 +1,28 @@
+#include <linux/module.h>
+#include <linux/err.h>
+#include <linux/wl12xx.h>
+
+static const struct wl12xx_platform_data *platform_data;
+
+int __init wl12xx_set_platform_data(const struct wl12xx_platform_data *data)
+{
+ if (platform_data)
+ return -EBUSY;
+ if (!data)
+ return -EINVAL;
+
+ platform_data = kmemdup(data, sizeof(*data), GFP_KERNEL);
+ if (!platform_data)
+ return -ENOMEM;
+
+ return 0;
+}
+
+const struct wl12xx_platform_data *wl12xx_get_platform_data(void)
+{
+ if (!platform_data)
+ return ERR_PTR(-ENODEV);
+
+ return platform_data;
+}
+EXPORT_SYMBOL(wl12xx_get_platform_data);