aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/b43/phy_common.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2009-04-21 01:32:26 -0700
committerDavid S. Miller <davem@davemloft.net>2009-04-21 01:32:26 -0700
commite5e9743bb7429f53c83ad69b432f7b661e74c3f0 (patch)
treedb3691aef0d46c4aed4a2be6dc8ab7c44c3488cb /drivers/net/wireless/b43/phy_common.c
parenta0f82f64e26929776c58a5c93c2ecb38e3d82815 (diff)
parent775d8d931581764a1ec982ebe5a927b12762fb6d (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: net/core/dev.c
Diffstat (limited to 'drivers/net/wireless/b43/phy_common.c')
-rw-r--r--drivers/net/wireless/b43/phy_common.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c
index 026b61c03fb..e176b6e0d9c 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -131,12 +131,16 @@ void b43_radio_lock(struct b43_wldev *dev)
{
u32 macctl;
+#if B43_DEBUG
+ B43_WARN_ON(dev->phy.radio_locked);
+ dev->phy.radio_locked = 1;
+#endif
+
macctl = b43_read32(dev, B43_MMIO_MACCTL);
- B43_WARN_ON(macctl & B43_MACCTL_RADIOLOCK);
macctl |= B43_MACCTL_RADIOLOCK;
b43_write32(dev, B43_MMIO_MACCTL, macctl);
- /* Commit the write and wait for the device
- * to exit any radio register access. */
+ /* Commit the write and wait for the firmware
+ * to finish any radio register access. */
b43_read32(dev, B43_MMIO_MACCTL);
udelay(10);
}
@@ -145,11 +149,15 @@ void b43_radio_unlock(struct b43_wldev *dev)
{
u32 macctl;
+#if B43_DEBUG
+ B43_WARN_ON(!dev->phy.radio_locked);
+ dev->phy.radio_locked = 0;
+#endif
+
/* Commit any write */
b43_read16(dev, B43_MMIO_PHY_VER);
/* unlock */
macctl = b43_read32(dev, B43_MMIO_MACCTL);
- B43_WARN_ON(!(macctl & B43_MACCTL_RADIOLOCK));
macctl &= ~B43_MACCTL_RADIOLOCK;
b43_write32(dev, B43_MMIO_MACCTL, macctl);
}