[PATCH 5.11 491/775] mei: hbm: call mei_set_devstate() on hbm stop response

From: Greg Kroah-Hartman
Date: Tue Mar 02 2021 - 00:12:07 EST


From: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>

[ Upstream commit 3a77df62deb2e62de0dc26c1cb763cc152329287 ]

Use mei_set_devstate() wrapper upon hbm stop command response,
to trigger sysfs event.

Fixes: 43b8a7ed4739 ("mei: expose device state in sysfs")
Signed-off-by: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>
Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
Link: https://lore.kernel.org/r/20210129120752.850325-3-tomas.winkler@xxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/misc/mei/hbm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index 686e8b6a4c55e..0cba3c6dfb148 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -1373,7 +1373,7 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
return -EPROTO;
}

- dev->dev_state = MEI_DEV_POWER_DOWN;
+ mei_set_devstate(dev, MEI_DEV_POWER_DOWN);
dev_info(dev->dev, "hbm: stop response: resetting.\n");
/* force the reset */
return -EPROTO;
--
2.27.0