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package/mac80211: disable 2GHz band for 5GHz only devices

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18537 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2009-11-25 20:35:58 +00:00
parent 7f61c43e8f
commit ab1cdc3db3
2 changed files with 53 additions and 1 deletions
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2
package/mac80211/Makefile
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@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=mac80211
PKG_VERSION:=2009-11-21
PKG_RELEASE:=1
PKG_RELEASE:=2
PKG_SOURCE_URL:= \
http://www.orbit-lab.org/kernel/compat-wireless-2.6/2009/11 \
http://wireless.kernel.org/download/compat-wireless-2.6

52
package/mac80211/patches/550-ath9k-enable-2GHz-band-only-if-the-device-supports.patch Normal file
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@ -0,0 +1,52 @@
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1805,13 +1805,15 @@ static int ath_init_softc(u16 devid, str
/* setup channels and rates */
- sc->sbands[IEEE80211_BAND_2GHZ].channels = ath9k_2ghz_chantable;
- sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
- sc->sbands[IEEE80211_BAND_2GHZ].n_channels =
- ARRAY_SIZE(ath9k_2ghz_chantable);
- sc->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates;
- sc->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
- ARRAY_SIZE(ath9k_legacy_rates);
+ if (test_bit(ATH9K_MODE_11G, sc->sc_ah->caps.wireless_modes)) {
+ sc->sbands[IEEE80211_BAND_2GHZ].channels = ath9k_2ghz_chantable;
+ sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
+ sc->sbands[IEEE80211_BAND_2GHZ].n_channels =
+ ARRAY_SIZE(ath9k_2ghz_chantable);
+ sc->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates;
+ sc->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
+ ARRAY_SIZE(ath9k_legacy_rates);
+ }
if (test_bit(ATH9K_MODE_11A, sc->sc_ah->caps.wireless_modes)) {
sc->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_chantable;
@@ -1886,8 +1888,9 @@ void ath_set_hw_capab(struct ath_softc *
hw->rate_control_algorithm = "ath9k_rate_control";
- hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
- &sc->sbands[IEEE80211_BAND_2GHZ];
+ if (test_bit(ATH9K_MODE_11G, sc->sc_ah->caps.wireless_modes))
+ hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
+ &sc->sbands[IEEE80211_BAND_2GHZ];
if (test_bit(ATH9K_MODE_11A, sc->sc_ah->caps.wireless_modes))
hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
&sc->sbands[IEEE80211_BAND_5GHZ];
@@ -1926,9 +1929,12 @@ int ath_init_device(u16 devid, struct at
reg = &common->regulatory;
if (ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
- setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap);
+ if (test_bit(ATH9K_MODE_11G, ah->caps.wireless_modes))
+ setup_ht_cap(sc,
+ &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap);
if (test_bit(ATH9K_MODE_11A, ah->caps.wireless_modes))
- setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
+ setup_ht_cap(sc,
+ &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
/* initialize tx/rx engine */