wifi: iwlwifi: remove 'def_rx_queue' struct member

This is only ever initialized to zero, use a new define
for the default RX queue instead.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230816104355.e0c6fa57c162.I907bbb428cf99725f06a348c8dbce5d3dd877136@changeidSigned-off-by: Johannes Berg <johannes.berg@intel.com>

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

@@ -565,6 +565,8 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
 #define RX_QUEUE_MASK                         255
 #define RX_QUEUE_SIZE_LOG                     8
 
+#define IWL_DEFAULT_RX_QUEUE			0
+
 /**
  * struct iwl_rb_status - reserve buffer status
  * 	host memory mapped FH registers

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

 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
 /*
- * Copyright (C) 2003-2015, 2018-2022 Intel Corporation
+ * Copyright (C) 2003-2015, 2018-2023 Intel Corporation
  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
  * Copyright (C) 2016-2017 Intel Deutschland GmbH
  */
@@ -315,7 +315,6 @@ enum iwl_pcie_imr_status {
  * @ucode_write_complete: indicates that the ucode has been copied.
  * @ucode_write_waitq: wait queue for uCode load
  * @cmd_queue - command queue number
- * @def_rx_queue - default rx queue number
  * @rx_buf_size: Rx buffer size
  * @scd_set_active: should the transport configure the SCD for HCMD queue
  * @rx_page_order: page order for receive buffer size
@@ -398,7 +397,6 @@ struct iwl_trans_pcie {
 	wait_queue_head_t ucode_write_waitq;
 	wait_queue_head_t sx_waitq;
 
-	u8 def_rx_queue;
 	u8 n_no_reclaim_cmds;
 	u8 no_reclaim_cmds[MAX_NO_RECLAIM_CMDS];
 	u16 num_rx_bufs;

drivers/net/wireless/intel/iwlwifi/pcie/rx.c

@@ -1373,7 +1373,7 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans,
 			}
 		}
 
-		if (rxq->id == trans_pcie->def_rx_queue)
+		if (rxq->id == IWL_DEFAULT_RX_QUEUE)
 			iwl_op_mode_rx(trans->op_mode, &rxq->napi,
 				       &rxcb);
 		else

drivers/net/wireless/intel/iwlwifi/pcie/trans.c

@@ -3617,8 +3617,6 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
 				       PCIE_LINK_STATE_CLKPM);
 	}
 
-	trans_pcie->def_rx_queue = 0;
-
 	pci_set_master(pdev);
 
 	addr_size = trans->txqs.tfd.addr_size;