package/kernel/mac80211/patches/607-rt2x00-allow_disabling_bands_through_platform_data.patch

   1 --- a/include/linux/rt2x00_platform.h
   2 +++ b/include/linux/rt2x00_platform.h
   3 @@ -14,6 +14,9 @@
   4
   5  struct rt2x00_platform_data {
   6         char *eeprom_file_name;
   7 +
   8 +       int disable_2ghz;
   9 +       int disable_5ghz;
  10  };
  11
  12  #endif /* _RT2X00_PLATFORM_H */
  13 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
  14 +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
  15 @@ -940,6 +940,22 @@ static int rt2x00lib_probe_hw_modes(stru
  16         unsigned int num_rates;
  17         unsigned int i;
  18
  19 +       if (rt2x00dev->dev->platform_data) {
  20 +               struct rt2x00_platform_data *pdata;
  21 +
  22 +               pdata = rt2x00dev->dev->platform_data;
  23 +               if (pdata->disable_2ghz)
  24 +                       spec->supported_bands &= ~SUPPORT_BAND_2GHZ;
  25 +               if (pdata->disable_5ghz)
  26 +                       spec->supported_bands &= ~SUPPORT_BAND_5GHZ;
  27 +       }
  28 +
  29 +       if ((spec->supported_bands & SUPPORT_BAND_BOTH) == 0) {
  30 +               rt2x00_err(rt2x00dev, "No supported bands\n");
  31 +               return -EINVAL;
  32 +       }
  33 +
  34 +
  35         num_rates = 0;
  36         if (spec->supported_rates & SUPPORT_RATE_CCK)
  37                 num_rates += 4;
  38 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
  39 +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
  40 @@ -405,6 +405,7 @@ struct hw_mode_spec {
  41         unsigned int supported_bands;
  42  #define SUPPORT_BAND_2GHZ      0x00000001
  43  #define SUPPORT_BAND_5GHZ      0x00000002
  44 +#define SUPPORT_BAND_BOTH      (SUPPORT_BAND_2GHZ | SUPPORT_BAND_5GHZ)
  45
  46         unsigned int supported_rates;
  47  #define SUPPORT_RATE_CCK       0x00000001