diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/disp/nv50.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/nv50.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c index 93e06ae..ed55cc2 100644 --- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c @@ -928,6 +928,30 @@ nv50_disp_base_mthd(struct nouveau_object *object, u32 mthd, return ret; } break; + case NV50_DISP_MTHD_V1_SOR_DP_PWR: { + struct nvkm_output_dp *outpdp = (void *)outp; + union { + struct nv50_disp_sor_dp_pwr_v0 v0; + } *args = data; + nv_ioctl(object, "disp sor dp pwr size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(object, "disp sor dp pwr vers %d state %d\n", + args->v0.version, args->v0.state); + if (args->v0.state == 0) { + nvkm_notify_put(&outpdp->irq); + ((struct nvkm_output_dp_impl *)nv_oclass(outp)) + ->lnk_pwr(outpdp, 0); + atomic_set(&outpdp->lt.done, 0); + return 0; + } else + if (args->v0.state != 0) { + nvkm_output_dp_train(&outpdp->base, 0, true); + return 0; + } + } else + return ret; + } + break; default: break; } |