1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h
new file mode 100644
index 000000000..2f86606e7
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVKM_CLIENT_H__
+#define __NVKM_CLIENT_H__
+#define nvkm_client(p) container_of((p), struct nvkm_client, object)
+#include <core/object.h>
+
+struct nvkm_client {
+	struct nvkm_object object;
+	char name[32];
+	u64 device;
+	u32 debug;
+
+	struct nvkm_client_notify *notify[32];
+	struct rb_root objroot;
+
+	void *data;
+	int (*ntfy)(const void *, u32, const void *, u32);
+
+	struct list_head umem;
+	spinlock_t lock;
+};
+
+int  nvkm_client_new(const char *name, u64 device, const char *cfg,
+		     const char *dbg,
+		     int (*)(const void *, u32, const void *, u32),
+		     struct nvkm_client **);
+struct nvkm_client *nvkm_client_search(struct nvkm_client *, u64 handle);
+
+int nvkm_client_notify_new(struct nvkm_object *, struct nvkm_event *,
+			   void *data, u32 size);
+int nvkm_client_notify_del(struct nvkm_client *, int index);
+int nvkm_client_notify_get(struct nvkm_client *, int index);
+int nvkm_client_notify_put(struct nvkm_client *, int index);
+
+/* logging for client-facing objects */
+#define nvif_printk(o,l,p,f,a...) do {                                         \
+	const struct nvkm_object *_object = (o);                               \
+	const struct nvkm_client *_client = _object->client;                   \
+	if (_client->debug >= NV_DBG_##l)                                      \
+		printk(KERN_##p "nouveau: %s:%08x:%08x: "f, _client->name,     \
+		       _object->handle, _object->oclass, ##a);                 \
+} while(0)
+#define nvif_fatal(o,f,a...) nvif_printk((o), FATAL, CRIT, f, ##a)
+#define nvif_error(o,f,a...) nvif_printk((o), ERROR,  ERR, f, ##a)
+#define nvif_debug(o,f,a...) nvif_printk((o), DEBUG, INFO, f, ##a)
+#define nvif_trace(o,f,a...) nvif_printk((o), TRACE, INFO, f, ##a)
+#define nvif_info(o,f,a...)  nvif_printk((o),  INFO, INFO, f, ##a)
+#define nvif_ioctl(o,f,a...) nvif_trace((o), "ioctl: "f, ##a)
+#endif