1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 8ee4e8491f39..f6d9d5da53cd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -315,7 +315,6 @@ static int amdgpu_ctx_init(struct amdgpu_ctx_mgr *mgr, int32_t priority,
 	kref_init(&ctx->refcount);
 	ctx->mgr = mgr;
 	spin_lock_init(&ctx->ring_lock);
-	mutex_init(&ctx->lock);
 
 	ctx->reset_counter = atomic_read(&mgr->adev->gpu_reset_counter);
 	ctx->reset_counter_query = ctx->reset_counter;
@@ -402,12 +401,11 @@ static void amdgpu_ctx_fini(struct kref *ref)
 		}
 	}
 
-	if (drm_dev_enter(&adev->ddev, &idx)) {
+	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 		amdgpu_ctx_set_stable_pstate(ctx, ctx->stable_pstate);
 		drm_dev_exit(idx);
 	}
 
-	mutex_destroy(&ctx->lock);
 	kfree(ctx);
 }
 
@@ -848,7 +846,7 @@ void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr,
 
 	mgr->adev = adev;
 	mutex_init(&mgr->lock);
-	idr_init(&mgr->ctx_handles);
+	idr_init_base(&mgr->ctx_handles, 1);
 
 	for (i = 0; i < AMDGPU_HW_IP_NUM; ++i)
 		atomic64_set(&mgr->time_spend[i], 0);