drm/nv50: implement DAC disconnect fix missed in earlier commit

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

diff --git a/drivers/gpu/drm/nouveau/nv50_dac.c b/drivers/gpu/drm/nouveau/nv50_dac.c
index 71e0d5f21f93e0ba2a572956442c36b2a5f0a971..1bc085962945056aba2e5ea5acfc8c72a5ca5da2 100644 (file)
--- a/drivers/gpu/drm/nouveau/nv50_dac.c
+++ b/drivers/gpu/drm/nouveau/nv50_dac.c
@@ -257,6 +257,12 @@ nv50_dac_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
        nv_encoder->crtc = encoder->crtc;
 }
 
+static struct drm_crtc *
+nv50_dac_crtc_get(struct drm_encoder *encoder)
+{
+       return nouveau_encoder(encoder)->crtc;
+}
+
 static const struct drm_encoder_helper_funcs nv50_dac_helper_funcs = {
        .dpms = nv50_dac_dpms,
        .save = nv50_dac_save,
@@ -265,6 +271,7 @@ static const struct drm_encoder_helper_funcs nv50_dac_helper_funcs = {
        .prepare = nv50_dac_prepare,
        .commit = nv50_dac_commit,
        .mode_set = nv50_dac_mode_set,
+       .get_crtc = nv50_dac_crtc_get,
        .detect = nv50_dac_detect,
        .disable = nv50_dac_disconnect
 };