iwlwifi: update bt co-exit configuration parameter

Adding parameter ranges for bt co-exist configuration command.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-commands.h

@@ -2218,6 +2218,19 @@ struct iwl_link_quality_cmd {
 	__le32 reserved2;
 } __attribute__ ((packed));
 
+#define BT_COEX_DISABLE (0x0)
+#define BT_COEX_MODE_2W (0x1)
+#define BT_COEX_MODE_3W (0x2)
+#define BT_COEX_MODE_4W (0x3)
+
+#define BT_LEAD_TIME_MIN (0x0)
+#define BT_LEAD_TIME_DEF (0x1E)
+#define BT_LEAD_TIME_MAX (0xFF)
+
+#define BT_MAX_KILL_MIN (0x1)
+#define BT_MAX_KILL_DEF (0x5)
+#define BT_MAX_KILL_MAX (0xFF)
+
 /*
  * REPLY_BT_CONFIG = 0x9b (command, has simple generic response)
  *

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -2003,9 +2003,9 @@ EXPORT_SYMBOL(iwl_isr_legacy);
 int iwl_send_bt_config(struct iwl_priv *priv)
 {
 	struct iwl_bt_cmd bt_cmd = {
-		.flags = 3,
-		.lead_time = 0xAA,
-		.max_kill = 1,
+		.flags = BT_COEX_MODE_4W,
+		.lead_time = BT_LEAD_TIME_DEF,
+		.max_kill = BT_MAX_KILL_DEF,
 		.kill_ack_mask = 0,
 		.kill_cts_mask = 0,
 	};