ath10k: make ath10k_wmi_cmd_send() public

We need this function to send wmi packets from testmode.c.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index bdb2e6c..f8c1afb 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -4737,6 +4737,10 @@
 int ath10k_wmi_wait_for_unified_ready(struct ath10k *ar);
 
 int ath10k_wmi_connect(struct ath10k *ar);
+
+struct sk_buff *ath10k_wmi_alloc_skb(struct ath10k *ar, u32 len);
+int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id);
+
 int ath10k_wmi_pdev_set_channel(struct ath10k *ar,
 				const struct wmi_channel_arg *);
 int ath10k_wmi_pdev_suspend_target(struct ath10k *ar, u32 suspend_opt);