diff --git a/drivers/soc/qcom/glink_smem_native_xprt.c b/drivers/soc/qcom/glink_smem_native_xprt.c
index 042108d4035b..f2c273b0f4e0 100644
--- a/drivers/soc/qcom/glink_smem_native_xprt.c
+++ b/drivers/soc/qcom/glink_smem_native_xprt.c
@@ -225,6 +225,7 @@ struct edge_info {
 	spinlock_t rt_vote_lock;
 	uint32_t rt_votes;
 	uint32_t num_pw_states;
+	uint32_t readback;
 	unsigned long *ramp_time_us;
 	struct mailbox_config_info *mailbox;
 };
@@ -269,6 +270,7 @@ static void send_irq(struct edge_info *einfo)
 	 * Any data associated with this event must be visable to the remote
 	 * before the interrupt is triggered
 	 */
+	einfo->readback = einfo->tx_ch_desc->write_index;
 	wmb();
 	writel_relaxed(einfo->out_irq_mask, einfo->out_irq_reg);
 	einfo->tx_irq_count++;