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path: root/drivers/net/wireless/b43/phy_common.c
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Diffstat (limited to 'drivers/net/wireless/b43/phy_common.c')
-rw-r--r--drivers/net/wireless/b43/phy_common.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c
index af37abccccb..026b61c03fb 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -178,13 +178,27 @@ void b43_phy_unlock(struct b43_wldev *dev)
b43_power_saving_ctl_bits(dev, 0);
}
+static inline void assert_mac_suspended(struct b43_wldev *dev)
+{
+ if (!B43_DEBUG)
+ return;
+ if ((b43_status(dev) >= B43_STAT_INITIALIZED) &&
+ (dev->mac_suspended <= 0)) {
+ b43dbg(dev->wl, "PHY/RADIO register access with "
+ "enabled MAC.\n");
+ dump_stack();
+ }
+}
+
u16 b43_radio_read(struct b43_wldev *dev, u16 reg)
{
+ assert_mac_suspended(dev);
return dev->phy.ops->radio_read(dev, reg);
}
void b43_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
{
+ assert_mac_suspended(dev);
dev->phy.ops->radio_write(dev, reg, value);
}
@@ -208,11 +222,13 @@ void b43_radio_maskset(struct b43_wldev *dev, u16 offset, u16 mask, u16 set)
u16 b43_phy_read(struct b43_wldev *dev, u16 reg)
{
+ assert_mac_suspended(dev);
return dev->phy.ops->phy_read(dev, reg);
}
void b43_phy_write(struct b43_wldev *dev, u16 reg, u16 value)
{
+ assert_mac_suspended(dev);
dev->phy.ops->phy_write(dev, reg, value);
}
@@ -280,8 +296,10 @@ void b43_software_rfkill(struct b43_wldev *dev, enum rfkill_state state)
state = RFKILL_STATE_SOFT_BLOCKED;
}
+ b43_mac_suspend(dev);
phy->ops->software_rfkill(dev, state);
phy->radio_on = (state == RFKILL_STATE_UNBLOCKED);
+ b43_mac_enable(dev);
}
/**