iwlwifi: continue clean up - pcie/rx.c

Rename static functions. Function moved from trans.c to
rx.c. A few could be made static, others had to be exported.
Also, don't use rxb or rxbuf, but rb which stands for receive
buffer.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/iwlwifi/pcie/internal.h

@@ -323,10 +323,11 @@ void iwl_trans_pcie_free(struct iwl_trans *trans);
 /*****************************************************
 * RX
 ******************************************************/
-void iwl_pcie_rx_replenish_work(struct work_struct *data);
-void iwl_pcie_rx_replenish(struct iwl_trans *trans);
+int iwl_pcie_rx_init(struct iwl_trans *trans);
 void iwl_pcie_tasklet(struct iwl_trans *trans);
 void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_rxq *q);
+int iwl_pcie_rx_stop(struct iwl_trans *trans);
+void iwl_pcie_rx_free(struct iwl_trans *trans);
 
 /*****************************************************
 * ICT - interrupt handling