qcacld-3.0: Modify DFS region for KR and CN

KR and CN have different DFS regions than what kernel provides.
Assign the correct DFS regions for KR and CN. Also use "enum
dfs_region" as the parameter type in functions that have
dfs region as parameter.

CRs-Fixed: 1047214
Change-Id: I2ddd67d3c29a448dd2a1d3a63113750783fb6731

core/sap/src/sap_fsm.c

@@ -1246,13 +1246,14 @@ bool sap_check_in_avoid_ch_list(ptSapContext sap_ctx, uint8_t channel)
  */
 static uint8_t sap_apply_rules(ptSapContext sap_ctx)
 {
-	uint8_t num_valid_ch, dfs_region, i = 0, ch_id;
+	uint8_t num_valid_ch, i = 0, ch_id;
 	tAll5GChannelList *sap_all_ch = &sap_ctx->SapAllChnlList;
 	bool is_ch_nol = false;
 	bool is_out_of_range = false;
 	tpAniSirGlobal mac_ctx;
 	tHalHandle hal = CDS_GET_HAL_CB(sap_ctx->p_cds_gctx);
 	uint8_t preferred_location;
+	enum dfs_region dfs_region;
 
 	if (NULL == hal) {
 		QDF_TRACE(QDF_MODULE_ID_SAP, QDF_TRACE_LEVEL_ERROR,
@@ -4853,7 +4854,7 @@ int sap_start_dfs_cac_timer(ptSapContext sapContext)
 	uint32_t cacTimeOut;
 	tHalHandle hHal = NULL;
 	tpAniSirGlobal pMac = NULL;
-	uint8_t dfs_region;
+	enum dfs_region dfs_region;
 
 	if (sapContext == NULL) {
 		return 0;

core/sap/src/sap_module.c

@@ -2871,7 +2871,7 @@ wlansap_set_dfs_restrict_japan_w53(tHalHandle hHal, uint8_t disable_Dfs_W53)
 {
 	tpAniSirGlobal pMac = NULL;
 	QDF_STATUS status;
-	uint8_t dfs_region;
+	enum dfs_region dfs_region;
 
 	if (NULL != hHal) {
 		pMac = PMAC_STRUCT(hHal);
@@ -2955,7 +2955,7 @@ wlansap_set_dfs_preferred_channel_location(tHalHandle hHal,
 {
 	tpAniSirGlobal pMac = NULL;
 	QDF_STATUS status;
-	uint8_t dfs_region;
+	enum dfs_region dfs_region;
 
 	if (NULL != hHal) {
 		pMac = PMAC_STRUCT(hHal);