diff options
author | Rafał Miłecki <zajec5@gmail.com> | 2014-07-08 17:11:10 +0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2014-07-15 23:51:41 +0400 |
commit | 3695b9324ee9bb801d7e0e76fa991683997758d6 (patch) | |
tree | 0c140504431710d9abf8011f52a08ca14c7e0798 | |
parent | 785e7dbb75d2b3109daad37a261b9b66ece393c0 (diff) | |
download | linux-3695b9324ee9bb801d7e0e76fa991683997758d6.tar.xz |
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 <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r-- | drivers/net/wireless/b43/main.c | 24 |
1 files changed, 22 insertions, 2 deletions
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; |