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path: root/drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c
index 04140e011..9e56bcc16 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/uchan.c
@@ -317,6 +317,15 @@ nvkm_uchan = {
.uevent = nvkm_uchan_uevent,
};
+struct nvkm_chan *
+nvkm_uchan_chan(struct nvkm_object *object)
+{
+ if (WARN_ON(object->func != &nvkm_uchan))
+ return NULL;
+
+ return nvkm_uchan(object)->chan;
+}
+
int
nvkm_uchan_new(struct nvkm_fifo *fifo, struct nvkm_cgrp *cgrp, const struct nvkm_oclass *oclass,
void *argv, u32 argc, struct nvkm_object **pobject)