| 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/rt2x00/rt2x00dev.c |
| 14 | +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c |
| 15 | @@ -829,6 +829,22 @@ 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 | + ERROR(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/rt2x00/rt2x00.h |
| 39 | +++ b/drivers/net/wireless/rt2x00/rt2x00.h |
| 40 | @@ -425,6 +425,7 @@ 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 |
| 48 | |
