diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/disp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/disp.c | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index 2e8a5fd9b262..4b1650f51955 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -659,8 +659,6 @@ struct nv50_mstc { struct drm_display_mode *native; struct edid *edid; - - int pbn; }; struct nv50_msto { @@ -765,18 +763,26 @@ nv50_msto_atomic_check(struct drm_encoder *encoder, struct drm_connector *connector = conn_state->connector; struct nv50_mstc *mstc = nv50_mstc(connector); struct nv50_mstm *mstm = mstc->mstm; - int bpp = connector->display_info.bpc * 3; + struct nv50_head_atom *asyh = nv50_head_atom(crtc_state); int slots; - mstc->pbn = drm_dp_calc_pbn_mode(crtc_state->adjusted_mode.clock, - bpp); + /* When restoring duplicated states, we need to make sure that the + * bw remains the same and avoid recalculating it, as the connector's + * bpc may have changed after the state was duplicated + */ + if (!state->duplicated) + asyh->dp.pbn = + drm_dp_calc_pbn_mode(crtc_state->adjusted_mode.clock, + connector->display_info.bpc * 3); - if (drm_atomic_crtc_needs_modeset(crtc_state) && - !drm_connector_is_unregistered(connector)) { + if (drm_atomic_crtc_needs_modeset(crtc_state)) { slots = drm_dp_atomic_find_vcpi_slots(state, &mstm->mgr, - mstc->port, mstc->pbn); + mstc->port, + asyh->dp.pbn); if (slots < 0) return slots; + + asyh->dp.tu = slots; } return nv50_outp_atomic_check_view(encoder, crtc_state, conn_state, @@ -787,13 +793,13 @@ static void nv50_msto_enable(struct drm_encoder *encoder) { struct nv50_head *head = nv50_head(encoder->crtc); + struct nv50_head_atom *armh = nv50_head_atom(head->base.base.state); struct nv50_msto *msto = nv50_msto(encoder); struct nv50_mstc *mstc = NULL; struct nv50_mstm *mstm = NULL; struct drm_connector *connector; struct drm_connector_list_iter conn_iter; u8 proto, depth; - int slots; bool r; drm_connector_list_iter_begin(encoder->dev, &conn_iter); @@ -809,9 +815,10 @@ nv50_msto_enable(struct drm_encoder *encoder) if (WARN_ON(!mstc)) return; - slots = drm_dp_find_vcpi_slots(&mstm->mgr, mstc->pbn); - r = drm_dp_mst_allocate_vcpi(&mstm->mgr, mstc->port, mstc->pbn, slots); - WARN_ON(!r); + r = drm_dp_mst_allocate_vcpi(&mstm->mgr, mstc->port, armh->dp.pbn, + armh->dp.tu); + if (!r) + DRM_DEBUG_KMS("Failed to allocate VCPI\n"); if (!mstm->links++) nv50_outp_acquire(mstm->outp); @@ -828,8 +835,7 @@ nv50_msto_enable(struct drm_encoder *encoder) default: depth = 0x6; break; } - mstm->outp->update(mstm->outp, head->base.index, - nv50_head_atom(head->base.base.state), proto, depth); + mstm->outp->update(mstm->outp, head->base.index, armh, proto, depth); msto->head = head; msto->mstc = mstc; @@ -2215,8 +2221,8 @@ nv50_disp_func = { * Init *****************************************************************************/ -void -nv50_display_fini(struct drm_device *dev) +static void +nv50_display_fini(struct drm_device *dev, bool suspend) { struct nouveau_encoder *nv_encoder; struct drm_encoder *encoder; @@ -2237,8 +2243,8 @@ nv50_display_fini(struct drm_device *dev) } } -int -nv50_display_init(struct drm_device *dev) +static int +nv50_display_init(struct drm_device *dev, bool resume, bool runtime) { struct nv50_core *core = nv50_disp(dev)->core; struct drm_encoder *encoder; @@ -2264,7 +2270,7 @@ nv50_display_init(struct drm_device *dev) return 0; } -void +static void nv50_display_destroy(struct drm_device *dev) { struct nv50_disp *disp = nv50_disp(dev); |