diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c index 16de5bd94b14..b5ec7c504dc6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c @@ -31,6 +31,8 @@ bool nv40_mpeg_mthd_dma(struct nvkm_device *device, u32 mthd, u32 data) { struct nvkm_instmem *imem = device->imem; + struct nv31_mpeg *mpeg = nv31_mpeg(device->mpeg); + struct nvkm_subdev *subdev = &mpeg->engine.subdev; u32 inst = data << 4; u32 dma0 = nvkm_instmem_rd32(imem, inst + 0); u32 dma1 = nvkm_instmem_rd32(imem, inst + 4); @@ -39,8 +41,11 @@ nv40_mpeg_mthd_dma(struct nvkm_device *device, u32 mthd, u32 data) u32 size = dma1 + 1; /* only allow linear DMA objects */ - if (!(dma0 & 0x00002000)) + if (!(dma0 & 0x00002000)) { + nvkm_error(subdev, "inst %08x dma0 %08x dma1 %08x dma2 %08x\n", + inst, dma0, dma1, dma2); return false; + } if (mthd == 0x0190) { /* DMA_CMD */ |
