drm/nvc0: parse a couple more PGRAPH_INTR

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c
index c28bc7b04d27..8352d6b92cca 100644
--- a/drivers/gpu/drm/nouveau/nvc0_graph.c
+++ b/drivers/gpu/drm/nouveau/nvc0_graph.c
@@ -740,6 +740,14 @@ nvc0_graph_isr(struct drm_device *dev)
                 stat &= ~0x00000010;
         }
 
+        if (stat & 0x00000020) {
+                NV_INFO(dev, "PGRAPH: ILLEGAL_CLASS ch %d [0x%010llx] subc %d "
+                             "class 0x%04x mthd 0x%04x data 0x%08x\n",
+                        chid, inst, subc, class, mthd, data);
+                nv_wr32(dev, 0x400100, 0x00000020);
+                stat &= ~0x00000020;
+        }
+
         if (stat & 0x00100000) {
                 NV_INFO(dev, "PGRAPH: DATA_ERROR [");
                 nouveau_enum_print(nvc0_graph_data_error, code);
@@ -750,6 +758,14 @@ nvc0_graph_isr(struct drm_device *dev)
                 stat &= ~0x00100000;
         }
 
+        if (stat & 0x00200000) {
+                u32 trap = nv_rd32(dev, 0x400108);
+                NV_INFO(dev, "PGRAPH: TRAP ch %d status 0x%08x\n", chid, trap);
+                nv_wr32(dev, 0x400108, trap);
+                nv_wr32(dev, 0x400100, 0x00200000);
+                stat &= ~0x00200000;
+        }
+
         if (stat & 0x00080000) {
                 u32 ustat = nv_rd32(dev, 0x409c18);