diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 7b84d52..e581dc3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -614,8 +614,18 @@
 
 #define RXON_FLG_CHANNEL_MODE_POS		(25)
 #define RXON_FLG_CHANNEL_MODE_MSK		cpu_to_le32(0x3 << 25)
-#define RXON_FLG_CHANNEL_MODE_PURE_40_MSK	cpu_to_le32(0x1 << 25)
-#define RXON_FLG_CHANNEL_MODE_MIXED_MSK		cpu_to_le32(0x2 << 25)
+
+/* channel mode */
+enum {
+	CHANNEL_MODE_LEGACY = 0,
+	CHANNEL_MODE_PURE_40 = 1,
+	CHANNEL_MODE_MIXED = 2,
+	CHANNEL_MODE_RESERVED = 3,
+};
+#define RXON_FLG_CHANNEL_MODE_LEGACY	cpu_to_le32(CHANNEL_MODE_LEGACY << RXON_FLG_CHANNEL_MODE_POS)
+#define RXON_FLG_CHANNEL_MODE_PURE_40	cpu_to_le32(CHANNEL_MODE_PURE_40 << RXON_FLG_CHANNEL_MODE_POS)
+#define RXON_FLG_CHANNEL_MODE_MIXED	cpu_to_le32(CHANNEL_MODE_MIXED << RXON_FLG_CHANNEL_MODE_POS)
+
 /* CTS to self (if spec allows) flag */
 #define RXON_FLG_SELF_CTS_EN			cpu_to_le32(0x1<<30)