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-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 47fd98b..5245a14 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -73,7 +73,7 @@
 	 * (PCIe power is lost before PERST# is asserted),
 	 * causing ME FW to lose ownership and not being able to obtain it back.
 	 */
-	iwl_set_bits_mask_prph(bus(priv), APMG_PS_CTRL_REG,
+	iwl_set_bits_mask_prph(trans(priv), APMG_PS_CTRL_REG,
 				APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
 				~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);