diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 14a47c0..8ee403c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -502,14 +502,14 @@
 		}
 	}
 	if (print_dump)
-		iwl_print_hex_dump(priv, IWL_DL_RX, data, length);
+		iwl_print_hex_dump(IWL_DL_RX, data, length);
 }
 
 static void iwl3945_dbg_report_frame(struct iwl_priv *priv,
 		      struct iwl_rx_packet *pkt,
 		      struct ieee80211_hdr *header, int group100)
 {
-	if (priv->debug_level & IWL_DL_RX)
+	if (iwl_debug_level & IWL_DL_RX)
 		_iwl3945_dbg_report_frame(priv, pkt, header, group100);
 }
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 272409c..c30a1b9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2376,8 +2376,6 @@
 MODULE_PARM_DESC(antenna, "select antenna (1=Main, 2=Aux, default 0 [both])");
 module_param_named(swcrypto, iwl4965_mod_params.sw_crypto, int, 0444);
 MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])");
-module_param_named(debug, iwl4965_mod_params.debug, uint, 0444);
-MODULE_PARM_DESC(debug, "debug output mask");
 module_param_named(
 	disable_hw_scan, iwl4965_mod_params.disable_hw_scan, int, 0444);
 MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)");
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 74103cf..702db07 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -1745,8 +1745,6 @@
 module_param_named(swcrypto50, iwl50_mod_params.sw_crypto, bool, 0444);
 MODULE_PARM_DESC(swcrypto50,
 		  "using software crypto engine (default 0 [hardware])\n");
-module_param_named(debug50, iwl50_mod_params.debug, uint, 0444);
-MODULE_PARM_DESC(debug50, "50XX debug output mask");
 module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444);
 MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series");
 module_param_named(11n_disable50, iwl50_mod_params.disable_11n, int, 0444);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index f61f653a..ff4a546f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -904,7 +904,7 @@
 	iwl_write32(priv, CSR_FH_INT_STATUS, inta_fh);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & IWL_DL_ISR) {
+	if (iwl_debug_level & IWL_DL_ISR) {
 		/* just for debug */
 		inta_mask = iwl_read32(priv, CSR_INT_MASK);
 		IWL_DEBUG_ISR(priv, "inta 0x%08x, enabled 0x%08x, fh 0x%08x\n",
@@ -939,7 +939,7 @@
 	}
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & (IWL_DL_ISR)) {
+	if (iwl_debug_level & (IWL_DL_ISR)) {
 		/* NIC fires this, but we don't use it, redundant with WAKEUP */
 		if (inta & CSR_INT_BIT_SCD) {
 			IWL_DEBUG_ISR(priv, "Scheduler finished to transmit "
@@ -1053,7 +1053,7 @@
 		iwl_enable_interrupts(priv);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & (IWL_DL_ISR)) {
+	if (iwl_debug_level & (IWL_DL_ISR)) {
 		inta = iwl_read32(priv, CSR_INT);
 		inta_mask = iwl_read32(priv, CSR_INT_MASK);
 		inta_fh = iwl_read32(priv, CSR_FH_INT_STATUS);
@@ -1084,7 +1084,7 @@
 	inta = priv->inta;
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & IWL_DL_ISR) {
+	if (iwl_debug_level & IWL_DL_ISR) {
 		/* just for debug */
 		inta_mask = iwl_read32(priv, CSR_INT_MASK);
 		IWL_DEBUG_ISR(priv, "inta 0x%08x, enabled 0x%08x\n ",
@@ -1112,7 +1112,7 @@
 	}
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & (IWL_DL_ISR)) {
+	if (iwl_debug_level & (IWL_DL_ISR)) {
 		/* NIC fires this, but we don't use it, redundant with WAKEUP */
 		if (inta & CSR_INT_BIT_SCD) {
 			IWL_DEBUG_ISR(priv, "Scheduler finished to transmit "
@@ -2456,14 +2456,16 @@
  * used for controlling the debug level.
  *
  * See the level definitions in iwl for details.
+ *
+ * FIXME This file can be deprecated as the module parameter is
+ * writable and users can thus also change the debug level
+ * using the /sys/module/iwl3945/parameters/debug file.
  */
 
 static ssize_t show_debug_level(struct device *d,
 				struct device_attribute *attr, char *buf)
 {
-	struct iwl_priv *priv = dev_get_drvdata(d);
-
-	return sprintf(buf, "0x%08X\n", priv->debug_level);
+	return sprintf(buf, "0x%08X\n", iwl_debug_level);
 }
 static ssize_t store_debug_level(struct device *d,
 				struct device_attribute *attr,
@@ -2477,7 +2479,7 @@
 	if (ret)
 		IWL_ERR(priv, "%s is not in hex or decimal form.\n", buf);
 	else
-		priv->debug_level = val;
+		iwl_debug_level = val;
 
 	return strnlen(buf, count);
 }
@@ -2829,7 +2831,7 @@
 	/* Disabling hardware scan means that mac80211 will perform scans
 	 * "the hard way", rather than using device's scan. */
 	if (cfg->mod_params->disable_hw_scan) {
-		if (cfg->mod_params->debug & IWL_DL_INFO)
+		if (iwl_debug_level & IWL_DL_INFO)
 			dev_printk(KERN_DEBUG, &(pdev->dev),
 				   "Disabling hw_scan\n");
 		iwl_hw_ops.hw_scan = NULL;
@@ -2851,7 +2853,6 @@
 	priv->inta_mask = CSR_INI_SET_MASK;
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	priv->debug_level = priv->cfg->mod_params->debug;
 	atomic_set(&priv->restrict_refcnt, 0);
 #endif
 
@@ -3211,3 +3212,11 @@
 
 module_exit(iwl_exit);
 module_init(iwl_init);
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+module_param_named(debug50, iwl_debug_level, uint, 0444);
+MODULE_PARM_DESC(debug50, "50XX debug output mask (deprecated)");
+module_param_named(debug, iwl_debug_level, uint, 0644);
+MODULE_PARM_DESC(debug, "debug output mask");
+#endif
+
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 8655e09..976004f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -59,6 +59,9 @@
 				    IWL_RATE_##pp##M_INDEX,    \
 				    IWL_RATE_##np##M_INDEX }
 
+u32 iwl_debug_level;
+EXPORT_SYMBOL(iwl_debug_level);
+
 static irqreturn_t iwl_isr(int irq, void *data);
 
 /*
@@ -1275,7 +1278,7 @@
 	struct iwl_rxon_cmd *rxon = &priv->staging_rxon;
 
 	IWL_DEBUG_RADIO(priv, "RX CONFIG:\n");
-	iwl_print_hex_dump(priv, IWL_DL_RADIO, (u8 *) rxon, sizeof(*rxon));
+	iwl_print_hex_dump(IWL_DL_RADIO, (u8 *) rxon, sizeof(*rxon));
 	IWL_DEBUG_RADIO(priv, "u16 channel: 0x%x\n", le16_to_cpu(rxon->channel));
 	IWL_DEBUG_RADIO(priv, "u32 flags: 0x%08X\n", le32_to_cpu(rxon->flags));
 	IWL_DEBUG_RADIO(priv, "u32 filter_flags: 0x%08x\n",
@@ -1505,7 +1508,7 @@
 	clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & IWL_DL_FW_ERRORS) {
+	if (iwl_debug_level & IWL_DL_FW_ERRORS) {
 		iwl_dump_nic_error_log(priv);
 		iwl_dump_nic_event_log(priv);
 		iwl_print_rx_config_cmd(priv);
@@ -2004,7 +2007,7 @@
 	}
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & (IWL_DL_ISR)) {
+	if (iwl_debug_level & (IWL_DL_ISR)) {
 		inta_fh = iwl_read32(priv, CSR_FH_INT_STATUS);
 		IWL_DEBUG_ISR(priv, "ISR inta 0x%08x, enabled 0x%08x, "
 			      "fh 0x%08x\n", inta, inta_mask, inta_fh);
@@ -2311,7 +2314,7 @@
 	IWL_DEBUG_RADIO(priv, "Dumping %d bytes of unhandled "
 			"notification for %s:\n",
 			le32_to_cpu(pkt->len), get_cmd_string(pkt->hdr.cmd));
-	iwl_print_hex_dump(priv, IWL_DL_RADIO, pkt->u.raw, le32_to_cpu(pkt->len));
+	iwl_print_hex_dump(IWL_DL_RADIO, pkt->u.raw, le32_to_cpu(pkt->len));
 }
 EXPORT_SYMBOL(iwl_rx_pm_debug_statistics_notif);
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index a697b84..f82ec9e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -190,7 +190,6 @@
 
 struct iwl_mod_params {
 	int sw_crypto;		/* def: 0 = using hardware encryption */
-	u32 debug;		/* def: 0 = minimal debug log messages */
 	int disable_hw_scan;	/* def: 0 = use h/w scan */
 	int num_of_queues;	/* def: HW dependent */
 	int num_of_ampdu_queues;/* def: HW dependent */
diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h
index e4a4dbd..9faf0c2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-debug.h
@@ -30,6 +30,7 @@
 #define __iwl_debug_h__
 
 struct iwl_priv;
+extern u32 iwl_debug_level;
 
 #define IWL_ERR(p, f, a...) dev_err(&((p)->pci_dev->dev), f, ## a)
 #define IWL_WARN(p, f, a...) dev_warn(&((p)->pci_dev->dev), f, ## a)
@@ -45,7 +46,7 @@
 #ifdef CONFIG_IWLWIFI_DEBUG
 #define IWL_DEBUG(__priv, level, fmt, args...)				\
 do {									\
-	if (__priv->debug_level & (level))				\
+	if (iwl_debug_level & (level))					\
 		dev_printk(KERN_ERR, &(__priv->hw->wiphy->dev),		\
 			 "%c %s " fmt, in_interrupt() ? 'I' : 'U',	\
 			__func__ , ## args);				\
@@ -53,15 +54,15 @@
 
 #define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)			\
 do {									\
-	if ((__priv->debug_level & (level)) && net_ratelimit())		\
+	if ((iwl_debug_level & (level)) && net_ratelimit())		\
 		dev_printk(KERN_ERR, &(__priv->hw->wiphy->dev),		\
 			"%c %s " fmt, in_interrupt() ? 'I' : 'U',	\
 			 __func__ , ## args);				\
 } while (0)
 
-#define iwl_print_hex_dump(priv, level, p, len) 			\
+#define iwl_print_hex_dump(level, p, len) 				\
 do {                                            			\
-	if (priv->debug_level & level)          			\
+	if (iwl_debug_level & level)          				\
 		print_hex_dump(KERN_DEBUG, "iwl data: ",		\
 			       DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);	\
 } while (0)
@@ -103,8 +104,7 @@
 #else
 #define IWL_DEBUG(__priv, level, fmt, args...)
 #define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)
-static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
-				      void *p, u32 len)
+static inline void iwl_print_hex_dump(int level, void *p, u32 len)
 {}
 #endif				/* CONFIG_IWLWIFI_DEBUG */
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 926df3a..0751891 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1111,7 +1111,6 @@
 
 #ifdef CONFIG_IWLWIFI_DEBUG
 	/* debugging info */
-	u32 debug_level;
 	u32 framecnt_to_us;
 	atomic_t restrict_refcnt;
 #ifdef CONFIG_IWLWIFI_DEBUGFS
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index fc7edd1..5d5f215 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -646,7 +646,7 @@
 	u32 tsf_low;
 	int rssi;
 
-	if (likely(!(priv->debug_level & IWL_DL_RX)))
+	if (likely(!(iwl_debug_level & IWL_DL_RX)))
 		return;
 
 	/* MAC header */
@@ -742,7 +742,7 @@
 		}
 	}
 	if (print_dump)
-		iwl_print_hex_dump(priv, IWL_DL_RX, header, length);
+		iwl_print_hex_dump(IWL_DL_RX, header, length);
 }
 #endif
 
@@ -1061,7 +1061,7 @@
 
 	/* Set "1" to report good data frames in groups of 100 */
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (unlikely(priv->debug_level & IWL_DL_RX))
+	if (unlikely(iwl_debug_level & IWL_DL_RX))
 		iwl_dbg_report_frame(priv, rx_start, len, header, 1);
 #endif
 	IWL_DEBUG_STATS_LIMIT(priv, "Rssi %d, noise %d, qual %d, TSF %llu\n",
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index 7fd806d..cbe4e26 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -1093,7 +1093,7 @@
 		IWL_DEBUG_DROP(priv, "Station %pM not in station map. "
 			       "Defaulting to broadcast...\n",
 			       hdr->addr1);
-		iwl_print_hex_dump(priv, IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr));
+		iwl_print_hex_dump(IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr));
 		return priv->hw_params.bcast_sta_id;
 
 	default:
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 7073069..ef7e6bd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -869,8 +869,8 @@
 	IWL_DEBUG_TX(priv, "sequence nr = 0X%x \n",
 		     le16_to_cpu(out_cmd->hdr.sequence));
 	IWL_DEBUG_TX(priv, "tx_flags = 0X%x \n", le32_to_cpu(tx_cmd->tx_flags));
-	iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx_cmd, sizeof(*tx_cmd));
-	iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len);
+	iwl_print_hex_dump(IWL_DL_TX, (u8 *)tx_cmd, sizeof(*tx_cmd));
+	iwl_print_hex_dump(IWL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len);
 
 	/* Set up entry for this TFD in Tx byte-count array */
 	if (info->flags & IEEE80211_TX_CTL_AMPDU)
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index bd6a067..221a875 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -612,8 +612,8 @@
 	IWL_DEBUG_TX(priv, "sequence nr = 0X%x \n",
 		     le16_to_cpu(out_cmd->hdr.sequence));
 	IWL_DEBUG_TX(priv, "tx_flags = 0X%x \n", le32_to_cpu(tx->tx_flags));
-	iwl_print_hex_dump(priv, IWL_DL_TX, tx, sizeof(*tx));
-	iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx->hdr,
+	iwl_print_hex_dump(IWL_DL_TX, tx, sizeof(*tx));
+	iwl_print_hex_dump(IWL_DL_TX, (u8 *)tx->hdr,
 			   ieee80211_hdrlen(fc));
 
 	/*
@@ -1644,7 +1644,7 @@
 	iwl_write32(priv, CSR_FH_INT_STATUS, inta_fh);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & IWL_DL_ISR) {
+	if (iwl_debug_level & IWL_DL_ISR) {
 		/* just for debug */
 		inta_mask = iwl_read32(priv, CSR_INT_MASK);
 		IWL_DEBUG_ISR(priv, "inta 0x%08x, enabled 0x%08x, fh 0x%08x\n",
@@ -1679,7 +1679,7 @@
 	}
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & (IWL_DL_ISR)) {
+	if (iwl_debug_level & (IWL_DL_ISR)) {
 		/* NIC fires this, but we don't use it, redundant with WAKEUP */
 		if (inta & CSR_INT_BIT_SCD) {
 			IWL_DEBUG_ISR(priv, "Scheduler finished to transmit "
@@ -1758,7 +1758,7 @@
 		iwl_enable_interrupts(priv);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	if (priv->debug_level & (IWL_DL_ISR)) {
+	if (iwl_debug_level & (IWL_DL_ISR)) {
 		inta = iwl_read32(priv, CSR_INT);
 		inta_mask = iwl_read32(priv, CSR_INT_MASK);
 		inta_fh = iwl_read32(priv, CSR_FH_INT_STATUS);
@@ -3308,13 +3308,15 @@
  * used for controlling the debug level.
  *
  * See the level definitions in iwl for details.
+ *
+ * FIXME This file can be deprecated as the module parameter is
+ * writable and users can thus also change the debug level
+ * using the /sys/module/iwl3945/parameters/debug file.
  */
 static ssize_t show_debug_level(struct device *d,
 				struct device_attribute *attr, char *buf)
 {
-	struct iwl_priv *priv = dev_get_drvdata(d);
-
-	return sprintf(buf, "0x%08X\n", priv->debug_level);
+	return sprintf(buf, "0x%08X\n", iwl_debug_level);
 }
 static ssize_t store_debug_level(struct device *d,
 				struct device_attribute *attr,
@@ -3328,7 +3330,7 @@
 	if (ret)
 		IWL_INFO(priv, "%s is not in hex or decimal form.\n", buf);
 	else
-		priv->debug_level = val;
+		iwl_debug_level = val;
 
 	return strnlen(buf, count);
 }
@@ -3966,7 +3968,6 @@
 	priv->inta_mask = CSR_INI_SET_MASK;
 
 #ifdef CONFIG_IWLWIFI_DEBUG
-	priv->debug_level = iwl3945_mod_params.debug;
 	atomic_set(&priv->restrict_refcnt, 0);
 #endif
 
@@ -4262,8 +4263,10 @@
 module_param_named(swcrypto, iwl3945_mod_params.sw_crypto, int, 0444);
 MODULE_PARM_DESC(swcrypto,
 		 "using software crypto (default 1 [software])\n");
-module_param_named(debug, iwl3945_mod_params.debug, uint, 0444);
+#ifdef CONFIG_IWLWIFI_DEBUG
+module_param_named(debug, iwl_debug_level, uint, 0644);
 MODULE_PARM_DESC(debug, "debug output mask");
+#endif
 module_param_named(disable_hw_scan, iwl3945_mod_params.disable_hw_scan, int, 0444);
 MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)");
 module_param_named(fw_restart3945, iwl3945_mod_params.restart_fw, int, 0444);