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authorGabor Juhos <juhosg@openwrt.org>2013-10-14 21:59:52 +0200
committerJohn W. Linville <linville@tuxdriver.com>2013-10-18 14:03:54 -0400
commit53c5a099b8fd45632f4021f0a908b43aabe883fc (patch)
tree44f34f9b4467f91f75f9000428757ffbfd273882
parent4a32c36daa37963cab9140fe9da9c62187931e3c (diff)
rt2x00: rt2800lib: autodetect 5GHz band support
If the RF chip supports more than 14 channels that indirectly means that it supports the 5GHz band. Use this fact to enable 5GHz band support instead of setting SUPPORT_BAND_5GHZ separately for each RF chip. Also move the setup code of the 2GHz band to the same place. Signed-off-by: Gabor Juhos <juhosg@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index f143075c4971..c5738f14c4ba 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -7501,7 +7501,6 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
/*
* Initialize hw_mode information.
*/
- spec->supported_bands = SUPPORT_BAND_2GHZ;
spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
switch (rt2x00dev->chip.rf) {
@@ -7513,7 +7512,6 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
case RF2750:
case RF2850:
- spec->supported_bands |= SUPPORT_BAND_5GHZ;
spec->num_channels = ARRAY_SIZE(rf_vals);
spec->channels = rf_vals;
break;
@@ -7537,13 +7535,11 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
case RF3052:
case RF3053:
- spec->supported_bands |= SUPPORT_BAND_5GHZ;
spec->num_channels = ARRAY_SIZE(rf_vals_3x);
spec->channels = rf_vals_3x;
break;
case RF5592:
- spec->supported_bands |= SUPPORT_BAND_5GHZ;
rt2800_register_read(rt2x00dev, MAC_DEBUG_INDEX, &reg);
if (rt2x00_get_field32(reg, MAC_DEBUG_INDEX_XTAL)) {
spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal40);
@@ -7558,6 +7554,10 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
if (WARN_ON_ONCE(!spec->channels))
return -ENODEV;
+ spec->supported_bands = SUPPORT_BAND_2GHZ;
+ if (spec->num_channels > 14)
+ spec->supported_bands |= SUPPORT_BAND_5GHZ;
+
/*
* Initialize HT information.
*/