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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/client.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/client.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/client.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/client.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/client.c
new file mode 100644
index 000000000000..72d3e3ca84c2
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/client.c
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
+ */
+#include "rm.h"
+
+void
+nvkm_gsp_client_dtor(struct nvkm_gsp_client *client)
+{
+ const unsigned int id = client->object.handle - NVKM_RM_CLIENT(0);
+ struct nvkm_gsp *gsp = client->gsp;
+
+ if (!gsp)
+ return;
+
+ if (client->object.client)
+ nvkm_gsp_rm_free(&client->object);
+
+ mutex_lock(&gsp->client_id.mutex);
+ idr_remove(&gsp->client_id.idr, id);
+ mutex_unlock(&gsp->client_id.mutex);
+
+ client->gsp = NULL;
+}
+
+int
+nvkm_gsp_client_ctor(struct nvkm_gsp *gsp, struct nvkm_gsp_client *client)
+{
+ int id, ret;
+
+ if (WARN_ON(!gsp->rm))
+ return -ENOSYS;
+
+ mutex_lock(&gsp->client_id.mutex);
+ id = idr_alloc(&gsp->client_id.idr, client, 0, NVKM_RM_CLIENT_MASK + 1, GFP_KERNEL);
+ mutex_unlock(&gsp->client_id.mutex);
+ if (id < 0)
+ return id;
+
+ client->gsp = gsp;
+ client->object.client = client;
+ INIT_LIST_HEAD(&client->events);
+
+ ret = gsp->rm->api->client->ctor(client, NVKM_RM_CLIENT(id));
+ if (ret)
+ nvkm_gsp_client_dtor(client);
+
+ return ret;
+}