drm/nouveau/disp/dp: determine link bandwidth requirements from head state

Training/Untraining will be hooked up to the routing logic, which
doesn't allow us to pass in a data rate.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h
index 94f5cb7596a0..829a0a8cfb2e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h
@@ -18,6 +18,12 @@ struct nvkm_head {
 		u16 vsynce;
 		u16 vblanke;
 		u16 vblanks;
+		u32 hz;
+
+		/* Prior to GF119, these are set by the OR. */
+		struct {
+			u8 depth;
+		} or;
 	} arm, asy;
 };