From c241e9b1d9ee7292d708d2298bc87f1455aad0c7 Mon Sep 17 00:00:00 2001 From: Alexander Usyskin Date: Sat, 13 Jun 2015 21:18:40 +0300 Subject: [PATCH] mei: reset flow control on the last client disconnection The FW resets the flow control for single buffer clients when the last host client disconnects, also the driver has to follow this policy and zero the flow control counter in such case. Cc: #4.1 Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/client.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 7a5a663..d089b13 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -755,6 +755,9 @@ void mei_cl_set_disconnected(struct mei_cl *cl) if (!WARN_ON(cl->me_cl->connect_count == 0)) cl->me_cl->connect_count--; + if (cl->me_cl->connect_count == 0) + cl->me_cl->mei_flow_ctrl_creds = 0; + mei_me_cl_put(cl->me_cl); cl->me_cl = NULL; } -- 2.7.4