iwlwifi: remove dump_regs() from transport ops

This is used only within PCIe, and there's no reason to go through
the transport methods for a function call within PCIe itself.
Remove the dump_regs() method and call the function directly.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-trans.h

@@ -539,9 +539,6 @@ struct iwl_trans_rxq_dma_data {
  * @dump_data: return a vmalloc'ed buffer with debug data, maybe containing last
  *	TX'ed commands and similar. The buffer will be vfree'd by the caller.
  *	Note that the transport must fill in the proper file headers.
- * @dump_regs: dump using IWL_ERR configuration space and memory mapped
- *	registers of the device to diagnose failure, e.g., when HW becomes
- *	inaccessible.
  */
 struct iwl_trans_ops {
 
@@ -612,8 +609,6 @@ struct iwl_trans_ops {
 	struct iwl_trans_dump_data *(*dump_data)(struct iwl_trans *trans,
 						 const struct iwl_fw_dbg_trigger_tlv
 						 *trigger);
-
-	void (*dump_regs)(struct iwl_trans *trans);
 };
 
 /**
@@ -898,12 +893,6 @@ iwl_trans_dump_data(struct iwl_trans *trans,
 	return trans->ops->dump_data(trans, trigger);
 }
 
-static inline void iwl_trans_dump_regs(struct iwl_trans *trans)
-{
-	if (trans->ops->dump_regs)
-		trans->ops->dump_regs(trans);
-}
-
 static inline struct iwl_device_cmd *
 iwl_trans_alloc_tx_cmd(struct iwl_trans *trans)
 {