From 5838c83c1f47731a5a238022f79ca72d19f732af Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Wed, 25 Nov 2009 20:35:58 +0000 Subject: [PATCH] package/mac80211: disable 2GHz band for 5GHz only devices SVN-Revision: 18537 --- package/mac80211/Makefile | 2 +- ...GHz-band-only-if-the-device-supports.patch | 52 +++++++++++++++++++ 2 files changed, 53 insertions(+), 1 deletion(-) create mode 100644 package/mac80211/patches/550-ath9k-enable-2GHz-band-only-if-the-device-supports.patch diff --git a/package/mac80211/Makefile b/package/mac80211/Makefile index 2da34badac..62903e2665 100644 --- a/package/mac80211/Makefile +++ b/package/mac80211/Makefile @@ -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 diff --git a/package/mac80211/patches/550-ath9k-enable-2GHz-band-only-if-the-device-supports.patch b/package/mac80211/patches/550-ath9k-enable-2GHz-band-only-if-the-device-supports.patch new file mode 100644 index 0000000000..dca58ed1f6 --- /dev/null +++ b/package/mac80211/patches/550-ath9k-enable-2GHz-band-only-if-the-device-supports.patch @@ -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 */ -- 2.30.2