Commit 7838dd83 authored by Zhanjun Dong's avatar Zhanjun Dong Committed by Thomas Hellström
Browse files

drm/xe/guc: Ensure CT state transitions via STOP before DISABLED 



The GuC CT state transition requires moving to the STOP state before
entering the DISABLED state. Update the driver teardown sequence to make
the proper state machine transitions.

Fixes: ee4b3222 ("drm/xe/guc: Add devm release action to safely tear down CT")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarZhanjun Dong <zhanjun.dong@intel.com>
Reviewed-by: default avatarMatthew Brost <matthew.brost@intel.com>
Signed-off-by: default avatarMatthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260310225039.1320161-6-zhanjun.dong@intel.com


(cherry picked from commit dace8cb0)
Signed-off-by: default avatarThomas Hellström <thomas.hellstrom@linux.intel.com>
parent e0f82655

drivers/gpu/drm/xe/xe_guc_ct.c

+1 −0
Original line number Diff line number Diff line
@@ -345,6 +345,7 @@ static void guc_action_disable_ct(void *arg) 
{

	struct xe_guc_ct *ct = arg;



	xe_guc_ct_stop(ct);

	guc_ct_change_state(ct, XE_GUC_CT_STATE_DISABLED);

}