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mei: gsc: wait for reset thread on stop

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

Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220907215113.1596567-8-tomas.winkler@intel.com
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
This commit is contained in:
Alexander Usyskin 2022-09-08 00:51:04 +03:00 committed by Joonas Lahtinen
parent 5b063995de
commit 9b2e03e2a1
1 changed files with 3 additions and 1 deletions
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4
drivers/misc/mei/init.c
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@ -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);