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path: root/drivers/gpu/drm/nouveau/nouveau_dp.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_dp.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_dp.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c
index 20db8ea1a0ba..b7104e676eb2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
@@ -140,12 +140,17 @@ nouveau_dp_detect(struct nouveau_connector *nv_connector,
* TODO: look into checking this before probing I2C to detect DVI/HDMI
*/
hpd = nvif_conn_hpd_status(&nv_connector->conn);
- if (hpd == NVIF_CONN_HPD_STATUS_NOT_PRESENT)
+ if (hpd == NVIF_CONN_HPD_STATUS_NOT_PRESENT) {
+ nvif_outp_dp_aux_pwr(&nv_encoder->outp, false);
goto out;
+ }
+ nvif_outp_dp_aux_pwr(&nv_encoder->outp, true);
status = nouveau_dp_probe_dpcd(nv_connector, nv_encoder);
- if (status == connector_status_disconnected)
+ if (status == connector_status_disconnected) {
+ nvif_outp_dp_aux_pwr(&nv_encoder->outp, false);
goto out;
+ }
/* If we're in MST mode, we're done here */
if (mstm && mstm->can_mst && mstm->is_mst) {
@@ -193,6 +198,7 @@ nouveau_dp_detect(struct nouveau_connector *nv_connector,
ret = NOUVEAU_DP_MST;
goto out;
} else if (ret != 0) {
+ nvif_outp_dp_aux_pwr(&nv_encoder->outp, false);
goto out;
}
}