[Nouveau] [PATCH v3 29/44] drm/nouveau/kms/nv50-: split DP disable+enable into two modesets

[Lyude Paul]

From: Ben Skeggs <bskeggs at redhat.com>

Link training can finally be moved out of the supervisor sequence,
but first we need to split DP modesets into separate disable and
enable sequences to be able to perform link training between them
instead.

- preparation for GSP-RM

Signed-off-by: Ben Skeggs <bskeggs at redhat.com>
Reviewed-by: Lyude Paul <lyude at redhat.com>
Acked-by: Danilo Krummrich <me at dakr.org>
Signed-off-by: Lyude Paul <lyude at redhat.com>
---
 drivers/gpu/drm/nouveau/dispnv50/disp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index ee53bc5d10042..48e099ed7d51c 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -2375,7 +2375,8 @@ nv50_disp_outp_atomic_check_clr(struct nv50_atom *atom,
 		if (IS_ERR(outp))
 			return PTR_ERR(outp);
 
-		if (outp->encoder->encoder_type == DRM_MODE_ENCODER_DPMST) {
+		if (outp->encoder->encoder_type == DRM_MODE_ENCODER_DPMST ||
+		    nouveau_encoder(outp->encoder)->dcb->type == DCB_OUTPUT_DP) {
 			outp->flush_disable = true;
 			atom->flush_disable = true;
 		}
-- 
2.41.0