Re: [Intel-gfx] [PATCH v7 07/15] mei: gsc: wait for reset thread on stop

[Ceraolo Spurio, Daniele]

On 8/6/2022 5:26 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>

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

Daniele

---
  drivers/misc/mei/init.c | 2 ++
  1 file changed, 2 insertions(+)

diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index eb052005ca86..5bb6ba662cc0 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -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);