[PATCH 2/2] drm/xe/display: remove unused xe->sb_lock

[Jani Nikula <jani.nikula@intel.com>]

Nothing in xe needs xe->sb_lock. None of the i915 display code using
->sb_lock gets built with xe, and in any case that would be wrong as xe
uses gt->pcode.lock for this.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/xe/display/xe_display.c | 2 --
 drivers/gpu/drm/xe/xe_device_types.h    | 3 ---
 2 files changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c
index fbe2c2eddea9..a2c39bcc7677 100644
--- a/drivers/gpu/drm/xe/display/xe_display.c
+++ b/drivers/gpu/drm/xe/display/xe_display.c
@@ -96,8 +96,6 @@ int xe_display_create(struct xe_device *xe)
 
 	xe->display.hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0);
 
-	drmm_mutex_init(&xe->drm, &xe->sb_lock);
-
 	return drmm_add_action_or_reset(&xe->drm, display_destroy, NULL);
 }
 
diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
index b78223e3baab..5c5e36de452a 100644
--- a/drivers/gpu/drm/xe/xe_device_types.h
+++ b/drivers/gpu/drm/xe/xe_device_types.h
@@ -511,9 +511,6 @@ struct xe_device {
 	/* To shut up runtime pm macros.. */
 	struct xe_runtime_pm {} runtime_pm;
 
-	/* For pcode */
-	struct mutex sb_lock;
-
 	/* only to allow build, not used functionally */
 	u32 irq_mask;
 
-- 
2.39.2