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authorMaarten Lankhorst <maarten.lankhorst@canonical.com>2013-07-23 17:49:39 +0400
committerBen Skeggs <bskeggs@redhat.com>2013-07-30 10:46:55 +0400
commit7a7da592cbb22a1d360638dbecc393470c5effe3 (patch)
tree90b48f32b97f8801afadb427e6a32d98e0b07b7f /drivers
parente0bacd2f7e0abf7fd26ab7d12e1cfb96a5350fad (diff)
downloadlinux-7a7da592cbb22a1d360638dbecc393470c5effe3.tar.xz
drm/nouveau: fix semaphore dmabuf obj
Fixes some dmabuf object errors on nv50 chipset and below. Cc: stable@vger.kernel.org [3.7+] Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/nouveau/nv17_fence.c2
-rw-r--r--drivers/gpu/drm/nouveau/nv50_fence.c14
2 files changed, 10 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/nv17_fence.c b/drivers/gpu/drm/nouveau/nv17_fence.c
index 8e47a9bae8c3..22aa9963ea6f 100644
--- a/drivers/gpu/drm/nouveau/nv17_fence.c
+++ b/drivers/gpu/drm/nouveau/nv17_fence.c
@@ -76,7 +76,7 @@ nv17_fence_context_new(struct nouveau_channel *chan)
struct ttm_mem_reg *mem = &priv->bo->bo.mem;
struct nouveau_object *object;
u32 start = mem->start * PAGE_SIZE;
- u32 limit = mem->start + mem->size - 1;
+ u32 limit = start + mem->size - 1;
int ret = 0;
fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL);
diff --git a/drivers/gpu/drm/nouveau/nv50_fence.c b/drivers/gpu/drm/nouveau/nv50_fence.c
index f9701e567db8..0ee363840035 100644
--- a/drivers/gpu/drm/nouveau/nv50_fence.c
+++ b/drivers/gpu/drm/nouveau/nv50_fence.c
@@ -39,6 +39,8 @@ nv50_fence_context_new(struct nouveau_channel *chan)
struct nv10_fence_chan *fctx;
struct ttm_mem_reg *mem = &priv->bo->bo.mem;
struct nouveau_object *object;
+ u32 start = mem->start * PAGE_SIZE;
+ u32 limit = start + mem->size - 1;
int ret, i;
fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL);
@@ -51,26 +53,28 @@ nv50_fence_context_new(struct nouveau_channel *chan)
fctx->base.sync = nv17_fence_sync;
ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
- NvSema, 0x0002,
+ NvSema, 0x003d,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
- .start = mem->start * PAGE_SIZE,
- .limit = mem->size - 1,
+ .start = start,
+ .limit = limit,
}, sizeof(struct nv_dma_class),
&object);
/* dma objects for display sync channel semaphore blocks */
for (i = 0; !ret && i < dev->mode_config.num_crtc; i++) {
struct nouveau_bo *bo = nv50_display_crtc_sema(dev, i);
+ u32 start = bo->bo.mem.start * PAGE_SIZE;
+ u32 limit = start + bo->bo.mem.size - 1;
ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
NvEvoSema0 + i, 0x003d,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
- .start = bo->bo.offset,
- .limit = bo->bo.offset + 0xfff,
+ .start = start,
+ .limit = limit,
}, sizeof(struct nv_dma_class),
&object);
}