From: rui guo <rui.guo@amlogic.com>
Date: Wed, 17 Aug 2022 02:06:50 +0000 (+0800)
Subject: timer: After turning on the vad, the standby will hang [1/1]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=refs%2Fheads%2Flineage-20;p=GitHub%2FLineageOS%2FG12%2Fandroid_hardware_amlogic_kernel-modules_optee.git

timer: After turning on the vad, the standby will hang [1/1]

PD#SWPL-92294

Problem:
The clock will be turned off when in standby,
but the timer interrupt waiting queue is still
executing

Solution:
When standby, the timer interrupt waiting queue
will freeze

Verify:
Android R + AH212

Change-Id: I22b6e726512cd378c910745621b598bdb9ae3617
Signed-off-by: rui guo <rui.guo@amlogic.com>
---

diff --git a/optee/rpc.c b/optee/rpc.c
index 038d9e1..2a8e531 100644
--- a/optee/rpc.c
+++ b/optee/rpc.c
@@ -385,7 +385,7 @@ void optee_timer_init(struct optee_timer *timer)
 	mutex_init(&timer->mutex);
 	INIT_LIST_HEAD(&timer->timer_list);
 
-	wq = create_workqueue("tee_timer");
+	wq = create_freezable_workqueue("tee_timer");
 	if (!wq)
 		return;
 	timer->wq = wq;