drm/radeon/kms/ni: fix packet2 handling for VM IB parser
Packet2 is only one dword.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index f7442e6..8e8cd85 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -1793,10 +1793,12 @@
ret = -EINVAL;
break;
case PACKET_TYPE2:
+ idx += 1;
break;
case PACKET_TYPE3:
pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt);
+ idx += pkt.count + 2;
break;
default:
dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
@@ -1805,7 +1807,6 @@
}
if (ret)
break;
- idx += pkt.count + 2;
} while (idx < ib->length_dw);
return ret;