diff options
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_dp.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index 59be357b17e0..810bf6956568 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -54,15 +54,13 @@ nouveau_dp_probe_dpcd(struct nouveau_connector *nv_connector, int ret; u8 *dpcd = outp->dp.dpcd; - ret = drm_dp_dpcd_read(aux, DP_DPCD_REV, dpcd, DP_RECEIVER_CAP_SIZE); - if (ret == DP_RECEIVER_CAP_SIZE && dpcd[DP_DPCD_REV]) { - ret = drm_dp_read_desc(aux, &outp->dp.desc, - drm_dp_is_branch(dpcd)); - if (ret < 0) - goto out; - } else { + ret = drm_dp_read_dpcd_caps(aux, dpcd); + if (ret < 0) + goto out; + + ret = drm_dp_read_desc(aux, &outp->dp.desc, drm_dp_is_branch(dpcd)); + if (ret < 0) goto out; - } if (nouveau_mst) { mstm = outp->dp.mstm; |