iwlwifi: give trans to all the read / write functions

From now on, the transport layer in charge of providing access to the
device. So change all the driver to give a pointer to the transport
to all the low level functions that actually access the device.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
index 00db092..8760034 100644
--- a/drivers/net/wireless/iwlwifi/iwl-2000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -87,7 +87,7 @@
 	iwl_rf_config(priv);
 
 	if (cfg(priv)->iq_invert)
-		iwl_set_bit(bus(priv), CSR_GP_DRIVER_REG,
+		iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
 			    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
 }