qcacmn: QCA vendor subcommand and attributes to configure capture of CFR

Add a subcommand for Channel Frequency Response (CFG) Capture
Configuration and define attributes for configuring CFR capture
parameters per peer and enabling/disabling CFR capture.

Change-Id: I94869b06f8e7eb499ebed8d49e99b342907a9aa1
CRs-Fixed: 2647239

os_if/linux/qca_vendor.h

@@ -280,6 +280,10 @@
  *	legacy blob encapsulated within an attribute and can be extended with
  *	additional vendor attributes that can enhance the NAN command
  *	interface.
+ * @QCA_NL80211_VENDOR_SUBCMD_PEER_CFR_CAPTURE_CFG: This command is used to
+ *	configure parameters per peer to capture Channel Frequency Response
+ *	(CFR) and enable Periodic CFR capture. The attributes for this command
+ *	are defined in enum qca_wlan_vendor_peer_cfr_capture_attr.
  * @QCA_NL80211_VENDOR_SUBCMD_GET_FW_STATE: Sub command to get firmware state.
  *	The returned firmware state is specified in the attribute
  *	QCA_WLAN_VENDOR_ATTR_FW_STATE.
@@ -601,6 +605,7 @@ enum qca_nl80211_vendor_subcmds {
 	/* Wi-Fi test configuration subcommand */
 	QCA_NL80211_VENDOR_SUBCMD_WIFI_TEST_CONFIGURATION = 169,
 	QCA_NL80211_VENDOR_SUBCMD_NAN_EXT = 171,
+	QCA_NL80211_VENDOR_SUBCMD_PEER_CFR_CAPTURE_CFG = 173,
 	QCA_NL80211_VENDOR_SUBCMD_THROUGHPUT_CHANGE_EVENT = 174,
 	QCA_NL80211_VENDOR_SUBCMD_COEX_CONFIG = 175,
 	QCA_NL80211_VENDOR_SUBCMD_GET_FW_STATE = 177,
@@ -7880,6 +7885,67 @@ enum qca_wlan_vendor_attr_nan_params {
 		QCA_WLAN_VENDOR_ATTR_NAN_PARAMS_AFTER_LAST - 1
 };
 
+/**
+ * enum qca_wlan_vendor_cfr_method - QCA vendor CFR methods used by
+ * attribute QCA_WLAN_VENDOR_ATTR_PEER_CFR_METHOD as part of vendor
+ * command QCA_NL80211_VENDOR_SUBCMD_PEER_CFR_CAPTURE_CFG.
+ */
+enum qca_wlan_vendor_cfr_method {
+	/* CFR method using QOS Null frame */
+	QCA_WLAN_VENDOR_CFR_METHOD_QOS_NULL = 0,
+};
+
+/**
+ * enum qca_wlan_vendor_peer_cfr_capture_attr - Used by the vendor command
+ * QCA_NL80211_VENDOR_SUBCMD_PEER_CFR_CAPTURE_CFG to configure peer
+ * Channel Frequency Response capture parameters and enable periodic CFR
+ * capture.
+ */
+enum qca_wlan_vendor_peer_cfr_capture_attr {
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_CAPTURE_INVALID = 0,
+	/* 6-byte MAC address of the peer.
+	 * This attribute is mandatory.
+	 */
+	QCA_WLAN_VENDOR_ATTR_CFR_PEER_MAC_ADDR = 1,
+	/* Enable peer CFR Capture, flag attribute.
+	 * This attribute is mandatory to enable peer CFR capture.
+	 * If this attribute is not present, peer CFR capture is disabled.
+	 */
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_ENABLE = 2,
+	/* BW of measurement, attribute uses the values in
+	 * enum nl80211_chan_width.
+	 * Supported values: 20, 40, 80, 80+80, 160.
+	 * Note that all targets may not support all bandwidths.
+	 * u8 attribute. This attribute is mandatory if attribute
+	 * QCA_WLAN_VENDOR_ATTR_PEER_CFR_ENABLE is used.
+	 */
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_BANDWIDTH = 3,
+	/* Periodicity of CFR measurement in msec.
+	 * Periodicity should be a multiple of Base timer.
+	 * Current Base timer value supported is 10 msecs (default).
+	 * 0 for one shot capture. u32 attribute.
+	 * This attribute is mandatory if attribute
+	 * QCA_WLAN_VENDOR_ATTR_PEER_CFR_ENABLE is used.
+	 */
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_PERIODICITY = 4,
+	/* Method used to capture Channel Frequency Response.
+	 * Attribute uses the values defined in enum qca_wlan_vendor_cfr_method.
+	 * u8 attribute. This attribute is mandatory if attribute
+	 * QCA_WLAN_VENDOR_ATTR_PEER_CFR_ENABLE is used.
+	 */
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_METHOD = 5,
+	/* Enable periodic CFR capture, flag attribute.
+	 * This attribute is mandatory to enable Periodic CFR capture.
+	 * If this attribute is not present, periodic CFR capture is disabled.
+	 */
+	QCA_WLAN_VENDOR_ATTR_PERIODIC_CFR_CAPTURE_ENABLE = 6,
+
+	/* Keep last */
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_AFTER_LAST,
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_MAX =
+	QCA_WLAN_VENDOR_ATTR_PEER_CFR_AFTER_LAST - 1,
+};
+
 /**
  * enum qca_coex_config_profiles - This enum defines different types of
  * traffic streams that can be prioritized one over the other during coex