diff options
| author | Zhanjun Dong <zhanjun.dong@intel.com> | 2026-03-10 18:50:37 -0400 |
|---|---|---|
| committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2026-03-19 14:22:39 +0100 |
| commit | 7838dd8367419e9fc43b79c038321cb3c04de2a2 (patch) | |
| tree | 9a386c866d5254757e4604549257d069a383c3ea | |
| parent | e0f82655df6fbb15b318e9d56724cd54b1cfb04d (diff) | |
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: ee4b32220a6b ("drm/xe/guc: Add devm release action to safely tear down CT")
Cc: stable@vger.kernel.org
Signed-off-by: Zhanjun Dong <zhanjun.dong@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260310225039.1320161-6-zhanjun.dong@intel.com
(cherry picked from commit dace8cb0032f57ea67c87b3b92ad73c89dd2db44)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
| -rw-r--r-- | drivers/gpu/drm/xe/xe_guc_ct.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index d04589140b77..c80082b4c876 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -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); } |