arch/arm/plat-samsung/platformdata.c

   1 /* linux/arch/arm/plat-samsung/platformdata.c
   2  *
   3  * Copyright 2010 Ben Dooks <ben-linux <at> fluff.org>
   4  *
   5  * Helper for platform data setting
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10 */
  11
  12 #include <linux/kernel.h>
  13 #include <linux/string.h>
  14 #include <linux/platform_device.h>
  15
  16 #include <plat/devs.h>
  17
  18 void __init *s3c_set_platdata(void *pd, size_t pdsize,
  19                               struct platform_device *pdev)
  20 {
  21         void *npd;
  22
  23         if (!pd) {
  24                 /* too early to use dev_name(), may not be registered */
  25                 printk(KERN_ERR "%s: no platform data supplied\n", pdev->name);
  26                 return NULL;
  27         }
  28
  29         npd = kmemdup(pd, pdsize, GFP_KERNEL);
  30         if (!npd) {
  31                 printk(KERN_ERR "%s: cannot clone platform data\n", pdev->name);
  32                 return NULL;
  33         }
  34
  35         pdev->dev.platform_data = npd;
  36         return npd;
  37 }