drm/nv50/disp: fix missing sor modectrl sync flags

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

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 35874085a61e..c9da4f108924 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -1825,8 +1825,13 @@ nv50_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *umode,
         push = evo_wait(nv50_mast(dev), 8);
         if (push) {
                 if (nv50_vers(mast) < NVD0_DISP_CLASS) {
+                        u32 ctrl = (depth << 16) | (proto << 8) | owner;
+                        if (mode->flags & DRM_MODE_FLAG_NHSYNC)
+                                ctrl |= 0x00001000;
+                        if (mode->flags & DRM_MODE_FLAG_NVSYNC)
+                                ctrl |= 0x00002000;
                         evo_mthd(push, 0x0600 + (nv_encoder->or * 0x040), 1);
-                        evo_data(push, (depth << 16) | (proto << 8) | owner);
+                        evo_data(push, ctrl);
                 } else {
                         u32 magic = 0x31ec6000 | (nv_crtc->index << 25);
                         u32 syncs = 0x00000001;