drm/amdgpu: switch from queue_active to queue state

Track the state of the queue rather than simple active vs
not.  This is needed for other states (hung, preempted, etc.).
While we are at it, move the state tracking into the user
queue front end code.

Reviewed-by: Prike Liang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

1 files changed, 8 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.h
index b49f147eb69c..8f392a0947a2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.h
@@ -32,6 +32,13 @@
 #define uq_mgr_to_fpriv(u) container_of(u, struct amdgpu_fpriv, userq_mgr)
 #define work_to_uq_mgr(w, name) container_of(w, struct amdgpu_userq_mgr, name)
 
+enum amdgpu_userqueue_state {
+	AMDGPU_USERQ_STATE_UNMAPPED = 0,
+	AMDGPU_USERQ_STATE_MAPPED,
+	AMDGPU_USERQ_STATE_PREEMPTED,
+	AMDGPU_USERQ_STATE_HUNG,
+};
+
 struct amdgpu_mqd_prop;
 
 struct amdgpu_userq_obj {
@@ -42,7 +49,7 @@ struct amdgpu_userq_obj {
 
 struct amdgpu_usermode_queue {
 	int			queue_type;
-	uint8_t			queue_active;
+	enum amdgpu_userqueue_state state;
 	uint64_t		doorbell_handle;
 	uint64_t		doorbell_index;
 	uint64_t		flags;