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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_chan.h')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_chan.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.h b/drivers/gpu/drm/nouveau/nouveau_chan.h
new file mode 100644
index 000000000..98ba9d27e
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nouveau_chan.h
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NOUVEAU_CHAN_H__
+#define __NOUVEAU_CHAN_H__
+#include <nvif/object.h>
+#include <nvif/notify.h>
+#include <nvif/push.h>
+struct nvif_device;
+
+struct nouveau_channel {
+ struct {
+ struct nvif_push _push;
+ struct nvif_push *push;
+ } chan;
+
+ struct nvif_device *device;
+ struct nouveau_drm *drm;
+ struct nouveau_vmm *vmm;
+
+ int chid;
+ u64 inst;
+ u32 token;
+
+ struct nvif_object vram;
+ struct nvif_object gart;
+ struct nvif_object nvsw;
+
+ struct {
+ struct nouveau_bo *buffer;
+ struct nouveau_vma *vma;
+ struct nvif_object ctxdma;
+ u64 addr;
+ } push;
+
+ /* TODO: this will be reworked in the near future */
+ bool accel_done;
+ void *fence;
+ struct {
+ int max;
+ int free;
+ int cur;
+ int put;
+ int ib_base;
+ int ib_max;
+ int ib_free;
+ int ib_put;
+ } dma;
+ u32 user_get_hi;
+ u32 user_get;
+ u32 user_put;
+
+ struct nvif_object user;
+
+ struct nvif_notify kill;
+ atomic_t killed;
+};
+
+int nouveau_channels_init(struct nouveau_drm *);
+
+int nouveau_channel_new(struct nouveau_drm *, struct nvif_device *,
+ u32 arg0, u32 arg1, bool priv,
+ struct nouveau_channel **);
+void nouveau_channel_del(struct nouveau_channel **);
+int nouveau_channel_idle(struct nouveau_channel *);
+
+extern int nouveau_vram_pushbuf;
+
+#endif