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path: root/drivers/gpu/drm/nouveau/dispnv50/disp.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/disp.c')
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/disp.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 42e1665ba11a..1bec819da876 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -910,15 +910,19 @@ nv50_msto_prepare(struct drm_atomic_state *state,
struct nouveau_drm *drm = nouveau_drm(msto->encoder.dev);
struct nv50_mstc *mstc = msto->mstc;
struct nv50_mstm *mstm = mstc->mstm;
- struct drm_dp_mst_atomic_payload *payload;
+ struct drm_dp_mst_topology_state *old_mst_state;
+ struct drm_dp_mst_atomic_payload *payload, *old_payload;
NV_ATOMIC(drm, "%s: msto prepare\n", msto->encoder.name);
+ old_mst_state = drm_atomic_get_old_mst_topology_state(state, mgr);
+
payload = drm_atomic_get_mst_payload_state(mst_state, mstc->port);
+ old_payload = drm_atomic_get_mst_payload_state(old_mst_state, mstc->port);
// TODO: Figure out if we want to do a better job of handling VCPI allocation failures here?
if (msto->disabled) {
- drm_dp_remove_payload(mgr, mst_state, payload, payload);
+ drm_dp_remove_payload(mgr, mst_state, old_payload, payload);
nvif_outp_dp_mst_vcpi(&mstm->outp->outp, msto->head->base.index, 0, 0, 0, 0);
} else {
@@ -1873,6 +1877,8 @@ nv50_pior_destroy(struct drm_encoder *encoder)
nvif_outp_dtor(&nv_encoder->outp);
drm_encoder_cleanup(encoder);
+
+ mutex_destroy(&nv_encoder->dp.hpd_irq_lock);
kfree(encoder);
}
@@ -1917,6 +1923,8 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe)
nv_encoder->i2c = ddc;
nv_encoder->aux = aux;
+ mutex_init(&nv_encoder->dp.hpd_irq_lock);
+
encoder = to_drm_encoder(nv_encoder);
encoder->possible_crtcs = dcbe->heads;
encoder->possible_clones = 0;