diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-08-19 09:58:38 +0400 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-10-03 07:13:06 +0400 |
| commit | 1971f04e16172db79b8b0eed75fb2cb82adfbb83 (patch) | |
| tree | 7e3f7782366249cc25ee3ddf1479cfdfbd0873ba /drivers/gpu | |
| parent | 9456f7d1beb8f7cfd99300e6028b3b2667c2ebd5 (diff) | |
| download | linux-1971f04e16172db79b8b0eed75fb2cb82adfbb83.tar.xz | |
drm/nouveau/dmaobj: reject unsupported parent types instead of half-succeeding
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c | 13 |
2 files changed, 16 insertions, 10 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c index 848aa3bdacd1..5ad76f74416f 100644 --- a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c +++ b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c @@ -23,6 +23,7 @@ */ #include <core/gpuobj.h> +#include <core/class.h> #include <subdev/fb.h> #include <subdev/vm/nv04.h> @@ -118,16 +119,18 @@ nv04_dmaobj_ctor(struct nouveau_object *parent, struct nouveau_object *engine, return ret; switch (nv_mclass(parent)) { - case 0x006b: - case 0x006e: - case 0x176e: - case 0x406e: + case NV_DEVICE_CLASS: + break; + case NV03_CHANNEL_DMA_CLASS: + case NV10_CHANNEL_DMA_CLASS: + case NV17_CHANNEL_DMA_CLASS: + case NV40_CHANNEL_DMA_CLASS: ret = dmaeng->bind(dmaeng, *pobject, &dmaobj->base, &gpuobj); nouveau_object_ref(NULL, pobject); *pobject = nv_object(gpuobj); break; default: - break; + return -EINVAL; } return ret; diff --git a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c index be5c0df644db..045d2565e289 100644 --- a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c @@ -23,6 +23,7 @@ */ #include <core/gpuobj.h> +#include <core/class.h> #include <subdev/fb.h> #include <engine/dmaobj.h> @@ -109,16 +110,18 @@ nv50_dmaobj_ctor(struct nouveau_object *parent, struct nouveau_object *engine, return ret; switch (nv_mclass(parent)) { - case 0x506e: - case 0x506f: - case 0x826e: - case 0x826f: + case NV_DEVICE_CLASS: + break; + case NV50_CHANNEL_DMA_CLASS: + case NV84_CHANNEL_DMA_CLASS: + case NV50_CHANNEL_IND_CLASS: + case NV84_CHANNEL_IND_CLASS: ret = dmaeng->bind(dmaeng, *pobject, &dmaobj->base, &gpuobj); nouveau_object_ref(NULL, pobject); *pobject = nv_object(gpuobj); break; default: - break; + return -EINVAL; } return ret; |