Re: [Intel-gfx] [PATCH v8 07/16] mei: gsc: wait for reset thread on stop

[Ceraolo Spurio, Daniele]

On 9/7/2022 8:58 AM, Tomas Winkler wrote:
From: Alexander Usyskin <alexander.usys...@intel.com>

Wait for reset work to complete before initiating
stop reset flow sequence.

Signed-off-by: Alexander Usyskin <alexander.usys...@intel.com>
Signed-off-by: Tomas Winkler <tomas.wink...@intel.com>

This is unchanged from the previously reviewed rev (apart from the fixed 
date in the header), so this still applies:

Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>

Daniele

---
  drivers/misc/mei/init.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index eb052005ca86..bc054baf496c 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -1,6 +1,6 @@
  // SPDX-License-Identifier: GPL-2.0
  /*
- * Copyright (c) 2012-2019, Intel Corporation. All rights reserved.
+ * Copyright (c) 2012-2022, Intel Corporation. All rights reserved.
   * Intel Management Engine Interface (Intel MEI) Linux driver
   */
  
@@ -320,6 +320,8 @@ void mei_stop(struct mei_device *dev)
  
  	mei_clear_interrupts(dev);
        mei_synchronize_irq(dev);
+       /* to catch HW-initiated reset */
+       mei_cancel_work(dev);
  
  	mutex_lock(&dev->device_lock);