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-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/disp.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index e7874877da85..c4d138f0ca05 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -1535,17 +1535,6 @@ nv50_mstm_new(struct nouveau_encoder *outp, struct drm_dp_aux *aux, int aux_max,
struct drm_device *dev = outp->base.base.dev;
struct nv50_mstm *mstm;
int ret;
- u8 dpcd;
-
- /* This is a workaround for some monitors not functioning
- * correctly in MST mode on initial module load. I think
- * some bad interaction with the VBIOS may be responsible.
- *
- * A good ol' off and on again seems to work here ;)
- */
- ret = drm_dp_dpcd_readb(aux, DP_DPCD_REV, &dpcd);
- if (ret >= 0 && dpcd >= 0x12)
- drm_dp_dpcd_writeb(aux, DP_MSTM_CTRL, 0);
if (!(mstm = *pmstm = kzalloc(sizeof(*mstm), GFP_KERNEL)))
return -ENOMEM;