mei: push credentials inside the irq write handler

[karo-tx-linux.git] / drivers / misc / mei / amthif.c

diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c
index 718f3a14c1ca4b6f06265deef880381501be74c9..04fd3856772975b0c9061f24e56777e8232ed615 100644 (file)
--- a/drivers/misc/mei/amthif.c
+++ b/drivers/misc/mei/amthif.c
@@ -460,6 +460,15 @@ int mei_amthif_irq_write_complete(struct mei_cl *cl, struct mei_cl_cb *cb,
        u32 msg_slots = mei_data2slots(len);
        int rets;
 
+       rets = mei_cl_flow_ctrl_creds(cl);
+       if (rets < 0)
+               return rets;
+
+       if (rets == 0) {
+               cl_dbg(dev, cl, "No flow control credentials: not sending.\n");
+               return 0;
+       }
+
        mei_hdr.host_addr = cl->host_client_id;
        mei_hdr.me_addr = cl->me_client_id;
        mei_hdr.reserved = 0;