[PATCH 1/4] drm/xe: Explicitly mark migration queues with flag

[stuartsummers <stuart.summers@intel.com>]

From: Matthew Brost <matthew.brost@intel.com>

Rather than inferring if an exec queue is a migration queue for a flag,
explicitly mark migration queues with a flag.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Francois Dugast <francois.dugast@intel.com>
Reviewed-by: Stuart Summers <stuart.summers@intel.com>
---
 drivers/gpu/drm/xe/xe_exec_queue_types.h | 2 ++
 drivers/gpu/drm/xe/xe_migrate.c          | 6 ++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_exec_queue_types.h b/drivers/gpu/drm/xe/xe_exec_queue_types.h
index cc1cffb5c87f..abdf4a57e6e2 100644
--- a/drivers/gpu/drm/xe/xe_exec_queue_types.h
+++ b/drivers/gpu/drm/xe/xe_exec_queue_types.h
@@ -87,6 +87,8 @@ struct xe_exec_queue {
 #define EXEC_QUEUE_FLAG_HIGH_PRIORITY		BIT(4)
 /* flag to indicate low latency hint to guc */
 #define EXEC_QUEUE_FLAG_LOW_LATENCY		BIT(5)
+/* for migration (kernel copy, clear, bind) jobs */
+#define EXEC_QUEUE_FLAG_MIGRATE			BIT(6)
 
 	/**
 	 * @flags: flags for this exec queue, should statically setup aside from ban
diff --git a/drivers/gpu/drm/xe/xe_migrate.c b/drivers/gpu/drm/xe/xe_migrate.c
index ba1cff2e4cda..713eb63b4c4e 100644
--- a/drivers/gpu/drm/xe/xe_migrate.c
+++ b/drivers/gpu/drm/xe/xe_migrate.c
@@ -437,12 +437,14 @@ struct xe_migrate *xe_migrate_init(struct xe_tile *tile)
 		m->q = xe_exec_queue_create(xe, vm, logical_mask, 1, hwe,
 					    EXEC_QUEUE_FLAG_KERNEL |
 					    EXEC_QUEUE_FLAG_PERMANENT |
-					    EXEC_QUEUE_FLAG_HIGH_PRIORITY, 0);
+					    EXEC_QUEUE_FLAG_HIGH_PRIORITY |
+					    EXEC_QUEUE_FLAG_MIGRATE, 0);
 	} else {
 		m->q = xe_exec_queue_create_class(xe, primary_gt, vm,
 						  XE_ENGINE_CLASS_COPY,
 						  EXEC_QUEUE_FLAG_KERNEL |
-						  EXEC_QUEUE_FLAG_PERMANENT, 0);
+						  EXEC_QUEUE_FLAG_PERMANENT |
+						  EXEC_QUEUE_FLAG_MIGRATE, 0);
 	}
 	if (IS_ERR(m->q)) {
 		xe_vm_close_and_put(vm);
-- 
2.34.1