qcacmn: Support dma_ring_caps info processing

EXT2 event carries the dma_ring_caps info.Necessary
support to process the same is being provided.

Change-Id: Id8ef1840470b272db00fa5e8f98d1fe9dc273a7e

target_if/init_deinit/inc/service_ready_param.h

@@ -354,13 +354,14 @@ struct wlan_psoc_host_service_ext_param {
  * reg_db_version_minor: REG DB version minor number
  * bdf_reg_db_version_major: BDF REG DB version major number
  * bdf_reg_db_version_minor: BDF REG DB version minor number
+ * @num_dbr_ring_caps: Number of direct buf rx ring capabilities
  */
 struct wlan_psoc_host_service_ext2_param {
 	uint8_t reg_db_version_major;
 	uint8_t reg_db_version_minor;
 	uint8_t bdf_reg_db_version_major;
 	uint8_t bdf_reg_db_version_minor;
-
+	uint32_t num_dbr_ring_caps;
 };
 
 #endif /* _SERVICE_READY_PARAM_H_*/

target_if/init_deinit/inc/service_ready_util.h

@@ -179,6 +179,22 @@ int init_deinit_populate_dbr_ring_cap(struct wlan_objmgr_psoc *psoc,
 				      wmi_unified_t handle, uint8_t *event,
 				      struct tgt_info *info);
 
+/**
+ * init_deinit_populate_dbr_ring_cap_ext2() - populate dbr ring capability
+ *                                            from ext2 event
+ * @psoc: PSOC object
+ * @handle: WMI handle pointer
+ * @event: event buffer received from FW
+ * @info: tgt_info object
+ *
+ * API to populate dbr ring capability
+ *
+ * Return: zero on successful parsing of dbr ring capability or failure
+ */
+int init_deinit_populate_dbr_ring_cap_ext2(struct wlan_objmgr_psoc *psoc,
+					   wmi_unified_t handle, uint8_t *event,
+					   struct tgt_info *info);
+
 /**
  * init_deinit_populate_spectral_bin_scale_params() - populate Spectral scaling
  * @psoc: PSOC object