diff options
Diffstat (limited to 'drivers/net/wireless/b43legacy/radio.c')
| -rw-r--r-- | drivers/net/wireless/b43legacy/radio.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43legacy/radio.c b/drivers/net/wireless/b43legacy/radio.c index 1a72eb0f8f66..318a270cf9b4 100644 --- a/drivers/net/wireless/b43legacy/radio.c +++ b/drivers/net/wireless/b43legacy/radio.c @@ -92,6 +92,7 @@ void b43legacy_radio_lock(struct b43legacy_wldev *dev) u32 status; status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD); + B43legacy_WARN_ON(status & B43legacy_SBF_RADIOREG_LOCK); status |= B43legacy_SBF_RADIOREG_LOCK; b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, status); mmiowb(); @@ -104,6 +105,7 @@ void b43legacy_radio_unlock(struct b43legacy_wldev *dev) b43legacy_read16(dev, B43legacy_MMIO_PHY_VER); /* dummy read */ status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD); + B43legacy_WARN_ON(!(status & B43legacy_SBF_RADIOREG_LOCK)); status &= ~B43legacy_SBF_RADIOREG_LOCK; b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, status); mmiowb(); @@ -284,12 +286,11 @@ u8 b43legacy_radio_aci_scan(struct b43legacy_wldev *dev) unsigned int j; unsigned int start; unsigned int end; - unsigned long phylock_flags; if (!((phy->type == B43legacy_PHYTYPE_G) && (phy->rev > 0))) return 0; - b43legacy_phy_lock(dev, phylock_flags); + b43legacy_phy_lock(dev); b43legacy_radio_lock(dev); b43legacy_phy_write(dev, 0x0802, b43legacy_phy_read(dev, 0x0802) & 0xFFFC); @@ -323,7 +324,7 @@ u8 b43legacy_radio_aci_scan(struct b43legacy_wldev *dev) ret[j] = 1; } b43legacy_radio_unlock(dev); - b43legacy_phy_unlock(dev, phylock_flags); + b43legacy_phy_unlock(dev); return ret[channel - 1]; } |