diff options
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c index 358926bc7375..fa1e719872b7 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c @@ -481,6 +481,32 @@ nvc0_fifo_sched_reason[] = { }; static void +nvc0_fifo_intr_sched_ctxsw(struct nvc0_fifo_priv *priv) +{ + struct nouveau_engine *engine; + struct nvc0_fifo_chan *chan; + u32 engn; + + for (engn = 0; engn < 6; engn++) { + u32 stat = nv_rd32(priv, 0x002640 + (engn * 0x04)); + u32 busy = (stat & 0x80000000); + u32 save = (stat & 0x00100000); /* maybe? */ + u32 unk0 = (stat & 0x00040000); + u32 unk1 = (stat & 0x00001000); + u32 chid = (stat & 0x0000007f); + (void)save; + + if (busy && unk0 && unk1) { + if (!(chan = (void *)priv->base.channel[chid])) + continue; + if (!(engine = nvc0_fifo_engine(priv, engn))) + continue; + nvc0_fifo_recover(priv, engine, chan); + } + } +} + +static void nvc0_fifo_intr_sched(struct nvc0_fifo_priv *priv) { u32 intr = nv_rd32(priv, 0x00254c); @@ -493,6 +519,14 @@ nvc0_fifo_intr_sched(struct nvc0_fifo_priv *priv) snprintf(enunk, sizeof(enunk), "UNK%02x", code); nv_error(priv, "SCHED_ERROR [ %s ]\n", en ? en->name : enunk); + + switch (code) { + case 0x0a: + nvc0_fifo_intr_sched_ctxsw(priv); + break; + default: + break; + } } static const struct nouveau_enum |