From 243dcfcc1d4b33aa610f1bf3ec610dafdf4d7ff7 Mon Sep 17 00:00:00 2001 From: Michael Buesch Date: Sun, 13 Jan 2008 14:12:44 +0100 Subject: [PATCH] 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 Signed-off-by: John W. Linville --- drivers/net/wireless/b43/main.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 257640a921a3..481bc8238e7c 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: -- 2.20.1