Merge branch 'master' into csb1725

[mv-sheeva.git] / drivers / net / wireless / wl12xx / wl12xx_platform_data.c

diff --git a/drivers/net/wireless/wl12xx/wl12xx_platform_data.c b/drivers/net/wireless/wl12xx/wl12xx_platform_data.c
new file mode 100644 (file)
index 0000000..973b110
--- /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);