qcacld-3.0: Implement vendor command for ACS policy

qcacld-2.0 to qcacld-3.0 propagation

Add support for vendor command which informs the driver about the
ACS policy.
QCA_NL80211_VENDOR_SUBCMD_ACS_POLICY is used to inform driver about
ACS policies.
QCA_WLAN_VENDOR_ATTR_ACS_DFS_MODE attribute tells if DFS channel
should be enabled or disabled in ACS.
QCA_WLAN_VENDOR_ATTR_ACS_CHANNEL attribute provides channel number to SAP
module to skip ACS and use this channel as operating channel.

Change-Id: I1ba69ed8fdf1c56a90e857054c725b830293d6bf
CRs-Fixed: 997433
diff --git a/core/hdd/src/wlan_hdd_cfg80211.h b/core/hdd/src/wlan_hdd_cfg80211.h
index 8910c89..d7a0855 100644
--- a/core/hdd/src/wlan_hdd_cfg80211.h
+++ b/core/hdd/src/wlan_hdd_cfg80211.h
@@ -419,6 +419,7 @@
 	QCA_NL80211_VENDOR_SUBCMD_SET_TXPOWER_SCALE = 109,
 	/* Tx power scaling in db subcommands */
 	QCA_NL80211_VENDOR_SUBCMD_SET_TXPOWER_SCALE_DECR_DB = 115,
+	QCA_NL80211_VENDOR_SUBCMD_ACS_POLICY = 116,
 	QCA_NL80211_VENDOR_SUBCMD_SET_SAP_CONFIG  = 118,
 	QCA_NL80211_VENDOR_SUBCMD_TSF = 119,
 	QCA_NL80211_VENDOR_SUBCMD_WISA = 120,
@@ -2755,6 +2756,39 @@
 };
 
 /**
+ * enum dfs_mode - state of DFS mode
+ * @DFS_MODE_NONE: DFS mode attribute is none
+ * @DFS_MODE_ENABLE:  DFS mode is enabled
+ * @DFS_MODE_DISABLE: DFS mode is disabled
+ * @DFS_MODE_DEPRIORITIZE: Deprioritize DFS channels in scanning
+ */
+enum dfs_mode {
+	DFS_MODE_NONE,
+	DFS_MODE_ENABLE,
+	DFS_MODE_DISABLE,
+	DFS_MODE_DEPRIORITIZE
+};
+
+/**
+ * enum qca_wlan_vendor_attr_acs_config - Config params for ACS
+ * @QCA_WLAN_VENDOR_ATTR_ACS_MODE_INVALID: Invalid
+ * @QCA_WLAN_VENDOR_ATTR_ACS_DFS_MODE: Dfs mode for ACS
+ * QCA_WLAN_VENDOR_ATTR_ACS_CHANNEL_HINT: channel_hint for ACS
+ * QCA_WLAN_VENDOR_ATTR_ACS_DFS_AFTER_LAST: after_last
+ * QCA_WLAN_VENDOR_ATTR_ACS_DFS_MAX: max attribute
+ */
+enum qca_wlan_vendor_attr_acs_config {
+	QCA_WLAN_VENDOR_ATTR_ACS_MODE_INVALID = 0,
+	QCA_WLAN_VENDOR_ATTR_ACS_DFS_MODE,
+	QCA_WLAN_VENDOR_ATTR_ACS_CHANNEL_HINT,
+
+	QCA_WLAN_VENDOR_ATTR_ACS_DFS_AFTER_LAST,
+	QCA_WLAN_VENDOR_ATTR_ACS_DFS_MAX =
+		QCA_WLAN_VENDOR_ATTR_ACS_DFS_AFTER_LAST - 1,
+
+};
+
+/**
  * enum qca_wlan_vendor_attr_sap_config - config params for sap configuration
  * @QCA_WLAN_VENDOR_ATTR_SAP_CONFIG_INVALID: invalid
  * @QCA_WLAN_VENDOR_ATTR_SAP_CONFIG_CHANNEL: Channel on which SAP should start