From: Rafał Miłecki Date: Tue, 8 Jul 2014 13:11:10 +0000 (+0200) Subject: b43: enable radio 0x2057 rev 9 (AKA BCM43228) support X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3695b9324ee9bb801d7e0e76fa991683997758d6;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git b43: enable radio 0x2057 rev 9 (AKA BCM43228) support Support for N-PHY rev 8 with 0x2057 rev 5 is almost ready, but we still need to figure out how to handle rev 9 first. Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 8dd69a3ae7ac..ad335307a3d4 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -210,6 +210,9 @@ static struct ieee80211_channel b43_2ghz_chantable[] = { CHAN2G(13, 2472, 0), CHAN2G(14, 2484, 0), }; + +/* No support for the last 3 channels (12, 13, 14) */ +#define b43_2ghz_chantable_limited_size 11 #undef CHAN2G #define CHAN4G(_channel, _flags) { \ @@ -335,6 +338,14 @@ static struct ieee80211_supported_band b43_band_2GHz = { .n_bitrates = b43_g_ratetable_size, }; +static struct ieee80211_supported_band b43_band_2ghz_limited = { + .band = IEEE80211_BAND_2GHZ, + .channels = b43_2ghz_chantable, + .n_channels = b43_2ghz_chantable_limited_size, + .bitrates = b43_g_ratetable, + .n_bitrates = b43_g_ratetable_size, +}; + static void b43_wireless_core_exit(struct b43_wldev *dev); static int b43_wireless_core_init(struct b43_wldev *dev); static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev); @@ -4459,7 +4470,10 @@ static int b43_phy_versioning(struct b43_wldev *dev) unsupported = 1; break; case B43_PHYTYPE_N: - if (radio_ver != 0x2055 && radio_ver != 0x2056) + if (radio_ver != 0x2055 && radio_ver != 0x2056 && + radio_ver != 0x2057) + unsupported = 1; + if (radio_ver == 0x2057 && !(radio_rev == 9)) unsupported = 1; break; case B43_PHYTYPE_LP: @@ -5095,9 +5109,15 @@ static int b43_setup_bands(struct b43_wldev *dev, bool have_2ghz_phy, bool have_5ghz_phy) { struct ieee80211_hw *hw = dev->wl->hw; + struct b43_phy *phy = &dev->phy; + bool limited_2g; + + /* We don't support all 2 GHz channels on some devices */ + limited_2g = phy->radio_ver == 0x2057 && phy->radio_rev == 9; if (have_2ghz_phy) - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &b43_band_2GHz; + hw->wiphy->bands[IEEE80211_BAND_2GHZ] = limited_2g ? + &b43_band_2ghz_limited : &b43_band_2GHz; if (dev->phy.type == B43_PHYTYPE_N) { if (have_5ghz_phy) hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &b43_band_5GHz_nphy;