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path: root/drivers/gpu/drm/nouveau/nvif
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvif')
-rw-r--r--drivers/gpu/drm/nouveau/nvif/chan.c3
-rw-r--r--drivers/gpu/drm/nouveau/nvif/vmm.c3
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvif/chan.c b/drivers/gpu/drm/nouveau/nvif/chan.c
index baa10227d51a..80c01017d642 100644
--- a/drivers/gpu/drm/nouveau/nvif/chan.c
+++ b/drivers/gpu/drm/nouveau/nvif/chan.c
@@ -39,6 +39,9 @@ nvif_chan_gpfifo_post(struct nvif_chan *chan)
const u32 pbptr = (chan->push.cur - map) + chan->func->gpfifo.post_size;
const u32 gpptr = (chan->gpfifo.cur + 1) & chan->gpfifo.max;
+ if (!chan->func->gpfifo.post)
+ return 0;
+
return chan->func->gpfifo.post(chan, gpptr, pbptr);
}
diff --git a/drivers/gpu/drm/nouveau/nvif/vmm.c b/drivers/gpu/drm/nouveau/nvif/vmm.c
index 99296f03371a..07c1ebc2a941 100644
--- a/drivers/gpu/drm/nouveau/nvif/vmm.c
+++ b/drivers/gpu/drm/nouveau/nvif/vmm.c
@@ -219,7 +219,8 @@ nvif_vmm_ctor(struct nvif_mmu *mmu, const char *name, s32 oclass,
case RAW: args->type = NVIF_VMM_V0_TYPE_RAW; break;
default:
WARN_ON(1);
- return -EINVAL;
+ ret = -EINVAL;
+ goto done;
}
memcpy(args->data, argv, argc);