Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / wireless / ti / wilink_platform_data.c

diff --git a/kernel/drivers/net/wireless/ti/wilink_platform_data.c b/kernel/drivers/net/wireless/ti/wilink_platform_data.c
new file mode 100644 (file)
index 0000000..ea0e359
--- /dev/null
+++ b/kernel/drivers/net/wireless/ti/wilink_platform_data.c
@@ -0,0 +1,49 @@
+/*
+ * This file is part of wl12xx
+ *
+ * Copyright (C) 2010-2011 Texas Instruments, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/err.h>
+#include <linux/wl12xx.h>
+
+static struct wl1251_platform_data *wl1251_platform_data;
+
+int __init wl1251_set_platform_data(const struct wl1251_platform_data *data)
+{
+       if (wl1251_platform_data)
+               return -EBUSY;
+       if (!data)
+               return -EINVAL;
+
+       wl1251_platform_data = kmemdup(data, sizeof(*data), GFP_KERNEL);
+       if (!wl1251_platform_data)
+               return -ENOMEM;
+
+       return 0;
+}
+
+struct wl1251_platform_data *wl1251_get_platform_data(void)
+{
+       if (!wl1251_platform_data)
+               return ERR_PTR(-ENODEV);
+
+       return wl1251_platform_data;
+}
+EXPORT_SYMBOL(wl1251_get_platform_data);