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authorMichael Buesch <mb@bu3sch.de>2008-01-13 14:12:44 +0100
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:09:49 -0800
commit243dcfcc1d4b33aa610f1bf3ec610dafdf4d7ff7 (patch)
tree77893fc70e26e4da1f68762dd9e68e11d59301fa
parent89539ebe2f2eb3a0d77b92884b092f2eb2575bd9 (diff)
b43: Fix radio ID register reading
This fixes reading of the high 16 bits of the radio ID on new devices. 2055 radios want lo16 to be read first. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/b43/main.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 257640a921a..481bc8238e7 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -3139,10 +3139,9 @@ static int b43_phy_versioning(struct b43_wldev *dev)
tmp = 0x5205017F;
} else {
b43_write16(dev, B43_MMIO_RADIO_CONTROL, B43_RADIOCTL_ID);
- tmp = b43_read16(dev, B43_MMIO_RADIO_DATA_HIGH);
- tmp <<= 16;
+ tmp = b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
b43_write16(dev, B43_MMIO_RADIO_CONTROL, B43_RADIOCTL_ID);
- tmp |= b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
+ tmp |= (u32)b43_read16(dev, B43_MMIO_RADIO_DATA_HIGH) << 16;
}
radio_manuf = (tmp & 0x00000FFF);
radio_ver = (tmp & 0x0FFFF000) >> 12;
@@ -3167,7 +3166,7 @@ static int b43_phy_versioning(struct b43_wldev *dev)
unsupported = 1;
break;
case B43_PHYTYPE_N:
- if (radio_ver != 5)
+ if (radio_ver != 0x2055)
unsupported = 1;
break;
default: