feat: add FFA_PARTITION_INFO_GET_REGS helpers

Add helpers for FFA_PARTITION_INFO_GET_REGS ABI.

Signed-off-by: Raghu Krishnamurthy <raghu.ncstate@gmail.com>
Change-Id: Ic43116a6daab6e7f5662db5257708d6bb19c4f00
diff --git a/inc/vmapi/hf/ffa.h b/inc/vmapi/hf/ffa.h
index b2c7f99..0bf05ae 100644
--- a/inc/vmapi/hf/ffa.h
+++ b/inc/vmapi/hf/ffa.h
@@ -393,6 +393,29 @@
 	return args.arg2;
 }
 
+static inline uint16_t ffa_partition_info_regs_get_last_idx(
+	struct ffa_value args)
+{
+	return args.arg2 & 0xFFFF;
+}
+
+static inline uint16_t ffa_partition_info_regs_get_curr_idx(
+	struct ffa_value args)
+{
+	return (args.arg2 >> 16) & 0xFFFF;
+}
+
+static inline uint16_t ffa_partition_info_regs_get_tag(struct ffa_value args)
+{
+	return (args.arg2 >> 32) & 0xFFFF;
+}
+
+static inline uint16_t ffa_partition_info_regs_get_desc_size(
+	struct ffa_value args)
+{
+	return (args.arg2 >> 48);
+}
+
 static inline ffa_memory_handle_t ffa_assemble_handle(uint32_t a1, uint32_t a2)
 {
 	return (uint64_t)a1 | (uint64_t)a2 << 32;