qcacmn: Add API to get current regdomain

Add API to get regdomain pair ID, 2GHz/5GHz regdomain,
2GHz/5GHz ctl values and dfs domain. For Partial-offload,
during country code change HOST sends these values to FW.

Change-Id: I718813d7559ea1564e0952221a881589c6f3cd0d
CRs-Fixed: 2058130

umac/regulatory/core/src/reg_db_parser.c

@@ -26,6 +26,7 @@
 #include "reg_db_parser.h"
 #include <qdf_mem.h>
 #include "reg_priv.h"
+#include "reg_services.h"
 
 QDF_STATUS reg_is_country_code_valid(uint8_t alpha[3])
 {
@@ -213,7 +214,8 @@ static inline QDF_STATUS reg_get_reginfo_form_country_code_and_regdmn_pair(
 
 		reg_info->ctry_code =
 			g_all_countries[country_index].country_code;
-		reg_info->reg_dmn_pair = 0;
+		reg_info->reg_dmn_pair =
+			g_reg_dmn_pairs[regdmn_pair].reg_dmn_pair_id;
 		reg_info->dfs_region = regdomains_5g[dmn_id_5g].dfs_region;
 		reg_info->phybitmap =
 			g_all_countries[country_index].phymode_bitmap;

umac/regulatory/core/src/reg_services.c

@@ -39,10 +39,6 @@
 #define MAX_PWR_FCC_CHAN_13 2
 #define SCAN_11D_PERIOD_MS 360000
 
-#define IS_VALID_PSOC_REG_OBJ(psoc_priv_obj) (NULL != psoc_priv_obj)
-#define IS_VALID_PDEV_REG_OBJ(pdev_priv_obj) (NULL != pdev_priv_obj)
-
-
 const struct bonded_channel bonded_chan_40mhz_list[] = {
 	{36, 40},
 	{44, 48},
@@ -230,13 +226,7 @@ static const struct reg_dmn_op_class_map_t japan_op_class[] = {
 	{0, 0, 0, {0} },
 };
 
-/**
- * reg_get_psoc_obj() - Provides the reg component object pointer
- * @psoc: pointer to psoc object.
- *
- * Return: reg component object pointer
- */
-static struct wlan_regulatory_psoc_priv_obj *reg_get_psoc_obj(
+struct wlan_regulatory_psoc_priv_obj *reg_get_psoc_obj(
 		struct wlan_objmgr_psoc *psoc)
 {
 	struct wlan_regulatory_psoc_priv_obj *soc_reg;
@@ -3059,3 +3049,45 @@ QDF_STATUS reg_set_11d_offloaded(struct wlan_objmgr_psoc *psoc,
 
 	return QDF_STATUS_SUCCESS;
 }
+
+QDF_STATUS reg_get_curr_regdomain(struct wlan_objmgr_pdev *pdev,
+		struct cur_regdmn_info *cur_regdmn)
+{
+	struct wlan_objmgr_psoc *psoc;
+	struct wlan_regulatory_psoc_priv_obj *soc_reg;
+	uint16_t index;
+	int num_reg_dmn;
+	uint8_t phy_id;
+
+	psoc = wlan_pdev_get_psoc(pdev);
+	soc_reg = reg_get_psoc_obj(psoc);
+	if (!IS_VALID_PSOC_REG_OBJ(soc_reg)) {
+		reg_err("soc reg component is NULL");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	phy_id = wlan_objmgr_pdev_get_pdev_id(pdev);
+	cur_regdmn->regdmn_pair_id =
+		soc_reg->mas_chan_params[phy_id].reg_dmn_pair;
+
+	reg_get_num_reg_dmn_pairs(&num_reg_dmn);
+	for (index = 0; index < num_reg_dmn; index++) {
+		if (g_reg_dmn_pairs[index].reg_dmn_pair_id ==
+				cur_regdmn->regdmn_pair_id)
+			break;
+	}
+
+	if (index == num_reg_dmn) {
+		reg_err("invalid regdomain");
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	cur_regdmn->dmn_id_2g = g_reg_dmn_pairs[index].dmn_id_2g;
+	cur_regdmn->dmn_id_5g = g_reg_dmn_pairs[index].dmn_id_5g;
+	cur_regdmn->ctl_2g = regdomains_2g[cur_regdmn->dmn_id_2g].ctl_val;
+	cur_regdmn->ctl_5g = regdomains_5g[cur_regdmn->dmn_id_5g].ctl_val;
+	cur_regdmn->dfs_region =
+		regdomains_5g[cur_regdmn->dmn_id_5g].dfs_region;
+
+	return QDF_STATUS_SUCCESS;
+}

umac/regulatory/core/src/reg_services.h

@@ -67,6 +67,9 @@
 	 - REG_CH_TO_FREQ(reg_get_chan_enum(curchan))	\
 	 > REG_SBS_SEPARATION_THRESHOLD)
 
+#define IS_VALID_PSOC_REG_OBJ(psoc_priv_obj) (NULL != psoc_priv_obj)
+#define IS_VALID_PDEV_REG_OBJ(pdev_priv_obj) (NULL != pdev_priv_obj)
+
 /* EEPROM setting is a country code */
 #define    COUNTRY_ERD_FLAG     0x8000
 
@@ -334,6 +337,15 @@ QDF_STATUS reg_11d_vdev_delete_update(struct wlan_objmgr_vdev *vdev);
  */
 QDF_STATUS reg_11d_vdev_created_update(struct wlan_objmgr_vdev *vdev);
 
+/**
+ * reg_get_psoc_obj() - Provides the reg component object pointer
+ * @psoc: pointer to psoc object.
+ *
+ * Return: reg component object pointer
+ */
+struct wlan_regulatory_psoc_priv_obj *reg_get_psoc_obj(
+		struct wlan_objmgr_psoc *psoc);
+
 /**
  * reg_set_regdb_offloaded() - set/clear regulatory offloaded flag
  *
@@ -351,4 +363,14 @@ QDF_STATUS reg_set_regdb_offloaded(struct wlan_objmgr_psoc *psoc,
  */
 QDF_STATUS reg_set_11d_offloaded(struct wlan_objmgr_psoc *psoc,
 		bool val);
+
+/**
+ * reg_get_curr_regdomain() - Get current regdomain in use
+ * @pdev: pdev pointer
+ * @cur_regdmn: Current regdomain info
+ *
+ * Return: QDF status
+ */
+QDF_STATUS reg_get_curr_regdomain(struct wlan_objmgr_pdev *pdev,
+		struct cur_regdmn_info *cur_regdmn);
 #endif

umac/regulatory/dispatcher/inc/reg_services_public_struct.h

@@ -604,4 +604,21 @@ struct cc_regdmn_s {
 	uint8_t flags;
 };
 
+/**
+ * struct cur_regdmn_info: Current regulatory info
+ * @regdmn_pair_id: Current regdomain pair ID
+ * @dmn_id_2g: 2GHz regdomain ID
+ * @dmn_id_5g: 5GHz regdomain ID
+ * @ctl_2g: 2GHz CTL value
+ * @ctl_5g: 5GHzCTL value
+ * @dfs_region: dfs region
+ */
+struct cur_regdmn_info {
+	uint16_t regdmn_pair_id;
+	uint16_t dmn_id_2g;
+	uint16_t dmn_id_5g;
+	uint8_t ctl_2g;
+	uint8_t ctl_5g;
+	uint8_t dfs_region;
+};
 #endif

umac/regulatory/dispatcher/inc/wlan_reg_services_api.h

@@ -416,4 +416,13 @@ QDF_STATUS wlan_reg_get_freq_range(struct wlan_objmgr_pdev *pdev,
 struct wlan_lmac_if_reg_tx_ops *
 wlan_reg_get_tx_ops(struct wlan_objmgr_psoc *psoc);
 
+/**
+ * wlan_reg_get_curr_regdomain() - Get current regdomain in use
+ * @pdev: pdev pointer
+ * @cur_regdmn: Current regdomain info
+ *
+ * Return: QDF status
+ */
+QDF_STATUS wlan_reg_get_curr_regdomain(struct wlan_objmgr_pdev *pdev,
+		struct cur_regdmn_info *cur_regdmn);
 #endif

umac/regulatory/dispatcher/src/wlan_reg_services_api.c

@@ -28,6 +28,7 @@
 #include <wlan_reg_services_api.h>
 #include "../../core/src/reg_services.h"
 #include "../../core/src/reg_priv.h"
+#include "../../core/src/reg_db_parser.h"
 
 /**
  * wlan_reg_get_channel_list_with_power() - Provide the channel list with power
@@ -488,3 +489,9 @@ wlan_reg_get_tx_ops(struct wlan_objmgr_psoc *psoc)
 {
 	return reg_get_psoc_tx_ops(psoc);
 }
+
+QDF_STATUS wlan_reg_get_curr_regdomain(struct wlan_objmgr_pdev *pdev,
+		struct cur_regdmn_info *cur_regdmn)
+{
+	return reg_get_curr_regdomain(pdev, cur_regdmn);
+}