iwlagn: all function iwl-io.c receive iwl_bus

Which means that iwl-io.c doesn't need to include iwl-dev.h any more.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
index 8d71eec..047c22b6 100644
--- a/drivers/net/wireless/iwlwifi/iwl-2000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -89,7 +89,7 @@
 	iwl_rf_config(priv);
 
 	if (priv->cfg->iq_invert)
-		iwl_set_bit(priv, CSR_GP_DRIVER_REG,
+		iwl_set_bit(bus(priv), CSR_GP_DRIVER_REG,
 			    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
 }