package/mac80211/patches/307-rt2x00-Add-PM-support-for-SoC-rt2800pci.patch

   1 From aef81259a944186a120d51e4462a5f974de99fb8 Mon Sep 17 00:00:00 2001
   2 From: Ivo van Doorn <IvDoorn@gmail.com>
   3 Date: Sun, 15 Mar 2009 15:37:29 +0100
   4 Subject: [PATCH] rt2x00: Add PM support for SoC (rt2800pci)
   5
   6 Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
   7 ---
   8  drivers/net/wireless/rt2x00/rt2800pci.c |   52 +++++++++++++++++++++++++++++--
   9  1 files changed, 49 insertions(+), 3 deletions(-)
  10
  11 --- a/drivers/net/wireless/rt2x00/rt2800pci.c
  12 +++ b/drivers/net/wireless/rt2x00/rt2800pci.c
  13 @@ -2934,7 +2934,7 @@ exit:
  14
  15  static int rt2800soc_probe(struct platform_device *pdev)
  16  {
  17 -       const struct rt2x00_ops *ops = &rt2800pci_ops;
  18 +       struct rt2x00_ops *ops = (struct rt2x00_ops *)pdev->driver->p;
  19         struct ieee80211_hw *hw;
  20         struct rt2x00_dev *rt2x00dev;
  21         int retval;
  22 @@ -2990,10 +2990,56 @@ static int rt2800soc_remove(struct platf
  23         return 0;
  24  }
  25
  26 +#ifdef CONFIG_PM
  27 +int rt2x00soc_suspend(struct device *dev, pm_message_t state)
  28 +{
  29 +       struct ieee80211_hw *hw = dev_get_drvdata(dev);
  30 +       struct rt2x00_dev *rt2x00dev = hw->priv;
  31 +       int retval;
  32 +
  33 +       retval = rt2x00lib_suspend(rt2x00dev, state);
  34 +       if (retval)
  35 +               return retval;
  36 +
  37 +       rt2800soc_free_reg(rt2x00dev);
  38 +
  39 +       return 0;
  40 +}
  41 +
  42 +int rt2x00soc_resume(struct device *dev)
  43 +{
  44 +       struct ieee80211_hw *hw = dev_get_drvdata(dev);
  45 +       struct rt2x00_dev *rt2x00dev = hw->priv;
  46 +       int retval;
  47 +
  48 +       retval = rt2x00soc_alloc_reg(rt2x00dev);
  49 +       if (retval)
  50 +               return retval;
  51 +
  52 +       retval = rt2x00lib_resume(rt2x00dev);
  53 +       if (retval)
  54 +               goto exit_free_reg;
  55 +
  56 +       return 0;
  57 +
  58 +exit_free_reg:
  59 +       rt2x00pci_free_reg(rt2x00dev);
  60 +
  61 +       return retval;
  62 +}
  63 +#endif /* CONFIG_PM */
  64 +
  65  static struct platform_driver rt2800soc_driver = {
  66 -       .driver.name    = "rt2800_wmac",
  67 +       .driver         = {
  68 +               .name           = "rt2800_wmac",
  69 +               .owner          = THIS_MODULE,
  70 +               .mod_name       = KBUILD_MODNAME,
  71 +               .p              = &rt2800pci_ops;
  72 +       }
  73         .probe          = rt2800soc_probe,
  74 -       .remove         = rt2800soc_remove,
  75 +       .remove         = __devexit_p(rt2800soc_remove),
  76 +       .suspend        = rt2x00soc_suspend,
  77 +       .resume         = rt2x00soc_resume,
  78  };
  79  #endif /* CONFIG_RT2800PCI_WISOC */
  80